[TS] Update auto-generated C bindings with latest changes
[ldk-java] / ts / bindings.c
index 0c274a486ef99f3816a20569f4782c585d7f9125..c2a8c4058c29ce1d867b217d5a741139cb7bca16 100644 (file)
@@ -9,15 +9,21 @@ void *memset(void *s, int c, size_t n);
 void *memcpy(void *dest, const void *src, size_t n);
 int memcmp(const void *s1, const void *s2, size_t n);
 
-void __attribute__((noreturn)) abort(void);
+extern void __attribute__((noreturn)) abort(void);
 static inline void assert(bool expression) {
        if (!expression) { abort(); }
 }
 
+uint32_t __attribute__((export_name("test_bigint_pass_deadbeef0badf00d"))) test_bigint_pass_deadbeef0badf00d(uint64_t val) {
+       return val == 0xdeadbeef0badf00dULL;
+}
+
+
 void *malloc(size_t size);
 void free(void *ptr);
 
 #define MALLOC(a, _) malloc(a)
+#define do_MALLOC(a, _b, _c) malloc(a)
 #define FREE(p) if ((unsigned long)(p) > 4096) { free(p); }
 #define DO_ASSERT(a) (void)(a)
 #define CHECK(a)
@@ -31,32 +37,37 @@ _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKu8slice, datalen),
 
 _Static_assert(sizeof(void*) == 4, "Pointers mut be 32 bits");
 
-typedef uint32_t int64_tArray;
-typedef uint32_t int8_tArray;
-typedef uint32_t uint32_tArray;
-typedef uint32_t ptrArray;
-typedef uint32_t jstring;
-
-static inline uint32_t init_arr(size_t arr_len, size_t elem_size, const char *type_desc) {
-       uint32_t *elems = (uint32_t*)MALLOC(arr_len * elem_size + 4, type_desc);
-       elems[0] = arr_len;
-       return (uint32_t)elems;
-}
+#define DECL_ARR_TYPE(ty, name) \
+       struct name##array { \
+               uint32_t arr_len; \
+               ty elems[]; \
+       }; \
+       typedef struct name##array * name##Array; \
+       static inline name##Array init_##name##Array(size_t arr_len, int lineno) { \
+               name##Array arr = (name##Array)do_MALLOC(arr_len * sizeof(ty) + sizeof(uint32_t), #name" array init", lineno); \
+               arr->arr_len = arr_len; \
+               return arr; \
+       }
+
+DECL_ARR_TYPE(int64_t, int64_t);
+DECL_ARR_TYPE(int8_t, int8_t);
+DECL_ARR_TYPE(uint32_t, uint32_t);
+DECL_ARR_TYPE(void*, ptr);
+DECL_ARR_TYPE(char, char);
+typedef charArray jstring;
 
 static inline jstring str_ref_to_ts(const char* chars, size_t len) {
-       char* err_buf = MALLOC(len + 4, "str conv buf");
-       *((uint32_t*)err_buf) = len;
-       memcpy(err_buf + 4, chars, len);
-       return (uint32_t) err_buf;
-}
-static inline LDKStr str_ref_to_owned_c(jstring str) {
-       uint32_t *str_len = (uint32_t*)str;
-       char* newchars = MALLOC(*str_len + 1, "String chars");
-       memcpy(newchars, (const char*)(str + 4), *str_len);
-       newchars[*str_len] = 0;
-       LDKStr res= {
+       charArray arr = init_charArray(len, __LINE__);
+       memcpy(arr->elems, chars, len);
+       return arr;
+}
+static inline LDKStr str_ref_to_owned_c(const jstring str) {
+       char* newchars = MALLOC(str->arr_len + 1, "String chars");
+       memcpy(newchars, str->elems, str->arr_len);
+       newchars[str->arr_len] = 0;
+       LDKStr res = {
                .chars = newchars,
-               .len = *str_len,
+               .len = str->arr_len,
                .chars_is_owned = true
        };
        return res;
@@ -64,12 +75,24 @@ static inline LDKStr str_ref_to_owned_c(jstring str) {
 
 typedef bool jboolean;
 
-uint32_t __attribute__((visibility("default"))) TS_malloc(uint32_t size) {
+uint32_t __attribute__((export_name("TS_malloc"))) TS_malloc(uint32_t size) {
        return (uint32_t)MALLOC(size, "JS-Called malloc");
 }
-void __attribute__((visibility("default"))) TS_free(uint32_t ptr) {
+void __attribute__((export_name("TS_free"))) TS_free(uint32_t ptr) {
        FREE((void*)ptr);
 }
+
+jstring __attribute__((export_name("TS_get_ldk_c_bindings_version"))) TS_get_ldk_c_bindings_version() {
+       const char *res = check_get_ldk_bindings_version();
+       if (res == NULL) return NULL;
+       return str_ref_to_ts(res, strlen(res));
+}
+jstring __attribute__((export_name("TS_get_ldk_version"))) get_ldk_version() {
+       const char *res = check_get_ldk_version();
+       if (res == NULL) return NULL;
+       return str_ref_to_ts(res, strlen(res));
+}
+#include "version.c"
 static inline struct LDKThirtyTwoBytes ThirtyTwoBytes_clone(const struct LDKThirtyTwoBytes *orig) { struct LDKThirtyTwoBytes ret; memcpy(ret.data, orig->data, 32); return ret; }
 static inline LDKAccessError LDKAccessError_from_js(int32_t ord) {
        switch (ord) {
@@ -134,8 +157,8 @@ static inline LDKCreationError LDKCreationError_from_js(int32_t ord) {
                case 0: return LDKCreationError_DescriptionTooLong;
                case 1: return LDKCreationError_RouteTooLong;
                case 2: return LDKCreationError_TimestampOutOfBounds;
-               case 3: return LDKCreationError_ExpiryTimeOutOfBounds;
-               case 4: return LDKCreationError_InvalidAmount;
+               case 3: return LDKCreationError_InvalidAmount;
+               case 4: return LDKCreationError_MissingRouteHints;
        }
        abort();
 }
@@ -144,8 +167,8 @@ static inline int32_t LDKCreationError_to_js(LDKCreationError val) {
                case LDKCreationError_DescriptionTooLong: return 0;
                case LDKCreationError_RouteTooLong: return 1;
                case LDKCreationError_TimestampOutOfBounds: return 2;
-               case LDKCreationError_ExpiryTimeOutOfBounds: return 3;
-               case LDKCreationError_InvalidAmount: return 4;
+               case LDKCreationError_InvalidAmount: return 3;
+               case LDKCreationError_MissingRouteHints: return 4;
                default: abort();
        }
 }
@@ -169,52 +192,6 @@ static inline int32_t LDKCurrency_to_js(LDKCurrency val) {
                default: abort();
        }
 }
-static inline LDKIOError LDKIOError_from_js(int32_t ord) {
-       switch (ord) {
-               case 0: return LDKIOError_NotFound;
-               case 1: return LDKIOError_PermissionDenied;
-               case 2: return LDKIOError_ConnectionRefused;
-               case 3: return LDKIOError_ConnectionReset;
-               case 4: return LDKIOError_ConnectionAborted;
-               case 5: return LDKIOError_NotConnected;
-               case 6: return LDKIOError_AddrInUse;
-               case 7: return LDKIOError_AddrNotAvailable;
-               case 8: return LDKIOError_BrokenPipe;
-               case 9: return LDKIOError_AlreadyExists;
-               case 10: return LDKIOError_WouldBlock;
-               case 11: return LDKIOError_InvalidInput;
-               case 12: return LDKIOError_InvalidData;
-               case 13: return LDKIOError_TimedOut;
-               case 14: return LDKIOError_WriteZero;
-               case 15: return LDKIOError_Interrupted;
-               case 16: return LDKIOError_Other;
-               case 17: return LDKIOError_UnexpectedEof;
-       }
-       abort();
-}
-static inline int32_t LDKIOError_to_js(LDKIOError val) {
-       switch (val) {
-               case LDKIOError_NotFound: return 0;
-               case LDKIOError_PermissionDenied: return 1;
-               case LDKIOError_ConnectionRefused: return 2;
-               case LDKIOError_ConnectionReset: return 3;
-               case LDKIOError_ConnectionAborted: return 4;
-               case LDKIOError_NotConnected: return 5;
-               case LDKIOError_AddrInUse: return 6;
-               case LDKIOError_AddrNotAvailable: return 7;
-               case LDKIOError_BrokenPipe: return 8;
-               case LDKIOError_AlreadyExists: return 9;
-               case LDKIOError_WouldBlock: return 10;
-               case LDKIOError_InvalidInput: return 11;
-               case LDKIOError_InvalidData: return 12;
-               case LDKIOError_TimedOut: return 13;
-               case LDKIOError_WriteZero: return 14;
-               case LDKIOError_Interrupted: return 15;
-               case LDKIOError_Other: return 16;
-               case LDKIOError_UnexpectedEof: return 17;
-               default: abort();
-       }
-}
 static inline LDKLevel LDKLevel_from_js(int32_t ord) {
        switch (ord) {
                case 0: return LDKLevel_Gossip;
@@ -255,6 +232,20 @@ static inline int32_t LDKNetwork_to_js(LDKNetwork val) {
                default: abort();
        }
 }
+static inline LDKRecipient LDKRecipient_from_js(int32_t ord) {
+       switch (ord) {
+               case 0: return LDKRecipient_Node;
+               case 1: return LDKRecipient_PhantomNode;
+       }
+       abort();
+}
+static inline int32_t LDKRecipient_to_js(LDKRecipient val) {
+       switch (val) {
+               case LDKRecipient_Node: return 0;
+               case LDKRecipient_PhantomNode: return 1;
+               default: abort();
+       }
+}
 static inline LDKSecp256k1Error LDKSecp256k1Error_from_js(int32_t ord) {
        switch (ord) {
                case 0: return LDKSecp256k1Error_IncorrectSignature;
@@ -336,5084 +327,7401 @@ static inline LDKCVec_u8Z CVec_u8Z_clone(const LDKCVec_u8Z *orig) {
        memcpy(ret.data, orig->data, sizeof(int8_t) * ret.datalen);
        return ret;
 }
-struct LDKCVec_u8Z TxOut_get_script_pubkey (struct LDKTxOut* thing) {  return CVec_u8Z_clone(&thing->script_pubkey);}int8_tArray  __attribute__((visibility("default"))) TS_TxOut_get_script_pubkey(uint32_t thing) {
+struct LDKCVec_u8Z TxOut_get_script_pubkey (struct LDKTxOut* thing) {  return CVec_u8Z_clone(&thing->script_pubkey);}int8_tArray  __attribute__((export_name("TS_TxOut_get_script_pubkey"))) TS_TxOut_get_script_pubkey(uint32_t thing) {
        LDKTxOut* thing_conv = (LDKTxOut*)(thing & ~1);
        LDKCVec_u8Z ret_var = TxOut_get_script_pubkey(thing_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint64_t TxOut_get_value (struct LDKTxOut* thing) {    return thing->value;}int64_t  __attribute__((visibility("default"))) TS_TxOut_get_value(uint32_t thing) {
+uint64_t TxOut_get_value (struct LDKTxOut* thing) {    return thing->value;}int64_t  __attribute__((export_name("TS_TxOut_get_value"))) TS_TxOut_get_value(uint32_t thing) {
        LDKTxOut* thing_conv = (LDKTxOut*)(thing & ~1);
        int64_t ret_val = TxOut_get_value(thing_conv);
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_SecretKeyErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_SecretKeyErrorZ *val = (LDKCResult_SecretKeyErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).bytes, 32);
-       return res_arr;
+static inline void CResult_NoneNoneZ_get_ok(LDKCResult_NoneNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SecretKeyErrorZ_get_err(uint32_t arg) {
-       LDKCResult_SecretKeyErrorZ *val = (LDKCResult_SecretKeyErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSecp256k1Error_to_js((*val->contents.err));
-       return err_conv;
+void  __attribute__((export_name("TS_CResult_NoneNoneZ_get_ok"))) TS_CResult_NoneNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)(owner & ~1);
+       CResult_NoneNoneZ_get_ok(owner_conv);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PublicKeyErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PublicKeyErrorZ *val = (LDKCResult_PublicKeyErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).compressed_form, 33);
-       return res_arr;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PublicKeyErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PublicKeyErrorZ *val = (LDKCResult_PublicKeyErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSecp256k1Error_to_js((*val->contents.err));
-       return err_conv;
+
+static inline void CResult_NoneNoneZ_get_err(LDKCResult_NoneNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxCreationKeysDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_TxCreationKeysDecodeErrorZ *val = (LDKCResult_TxCreationKeysDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKTxCreationKeys res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxCreationKeysDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_TxCreationKeysDecodeErrorZ *val = (LDKCResult_TxCreationKeysDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelPublicKeysDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ *val = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelPublicKeys res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelPublicKeysDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ *val = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxCreationKeysErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_TxCreationKeysErrorZ *val = (LDKCResult_TxCreationKeysErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKTxCreationKeys res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxCreationKeysErrorZ_get_err(uint32_t arg) {
-       LDKCResult_TxCreationKeysErrorZ *val = (LDKCResult_TxCreationKeysErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSecp256k1Error_to_js((*val->contents.err));
-       return err_conv;
+void  __attribute__((export_name("TS_CResult_NoneNoneZ_get_err"))) TS_CResult_NoneNoneZ_get_err(uint32_t owner) {
+       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)(owner & ~1);
+       CResult_NoneNoneZ_get_err(owner_conv);
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_u32Z_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_u32Z *obj = (LDKCOption_u32Z*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_u32Z_Some: {
-                       return 0 /* LDKCOption_u32Z - Some */; (void) obj->some;
-               }
-               case LDKCOption_u32Z_None: {
-                       return 0 /* LDKCOption_u32Z - None */;
-               }
-               default: abort();
-       }
+
+static inline struct LDKCounterpartyCommitmentSecrets CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CounterpartyCommitmentSecrets_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *val = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKHTLCOutputInCommitment res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *val = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *val = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCounterpartyChannelTransactionParameters res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *val = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelTransactionParametersDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ *val = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelTransactionParameters res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelTransactionParametersDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ *val = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ *val = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKHolderCommitmentTransaction res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HolderCommitmentTransactionDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ *val = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *val = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKBuiltCommitmentTransaction res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *val = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TrustedClosingTransactionNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_TrustedClosingTransactionNoneZ *val = (LDKCResult_TrustedClosingTransactionNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKTrustedClosingTransaction res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_TrustedClosingTransactionNoneZ_get_err(uint32_t arg) {
-       LDKCResult_TrustedClosingTransactionNoneZ *val = (LDKCResult_TrustedClosingTransactionNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CommitmentTransactionDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ *val = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCommitmentTransaction res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CommitmentTransactionDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ *val = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TrustedCommitmentTransactionNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_TrustedCommitmentTransactionNoneZ *val = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKTrustedCommitmentTransaction res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_TrustedCommitmentTransactionNoneZ_get_err(uint32_t arg) {
-       LDKCResult_TrustedCommitmentTransactionNoneZ *val = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-ptrArray  __attribute__((visibility("default"))) TS_LDKCResult_CVec_SignatureZNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_CVec_SignatureZNoneZ *val = (LDKCResult_CVec_SignatureZNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCVec_SignatureZ res_var = (*val->contents.result);
-       ptrArray res_arr = NULL;
-       res_arr = init_arr(res_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *res_arr_ptr = (int8_tArray*)(res_arr + 4);
-       for (size_t m = 0; m < res_var.datalen; m++) {
-               int8_tArray res_conv_12_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(res_conv_12_arr + 4), res_var.data[m].compact_form, 64);
-               res_arr_ptr[m] = res_conv_12_arr;
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(owner & ~1);
+       LDKCounterpartyCommitmentSecrets ret_var = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       return res_arr;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_CVec_SignatureZNoneZ_get_err(uint32_t arg) {
-       LDKCResult_CVec_SignatureZNoneZ *val = (LDKCResult_CVec_SignatureZNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownScriptDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ShutdownScriptDecodeErrorZ *val = (LDKCResult_ShutdownScriptDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKShutdownScript res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownScriptDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ShutdownScriptDecodeErrorZ *val = (LDKCResult_ShutdownScriptDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(uint32_t arg) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ *val = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKShutdownScript res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownScriptInvalidShutdownScriptZ_get_err(uint32_t arg) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ *val = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKInvalidShutdownScript err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneErrorZ *val = (LDKCResult_NoneErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NoneErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NoneErrorZ *val = (LDKCResult_NoneErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKIOError_to_js((*val->contents.err));
-       return err_conv;
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHopDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteHopDecodeErrorZ *val = (LDKCResult_RouteHopDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRouteHop res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHopDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteHopDecodeErrorZ *val = (LDKCResult_RouteHopDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKDecodeError CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-static inline LDKCVec_RouteHopZ CVec_RouteHopZ_clone(const LDKCVec_RouteHopZ *orig) {
-       LDKCVec_RouteHopZ ret = { .data = MALLOC(sizeof(LDKRouteHop) * orig->datalen, "LDKCVec_RouteHopZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHop_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline LDKCVec_CVec_RouteHopZZ CVec_CVec_RouteHopZZ_clone(const LDKCVec_CVec_RouteHopZZ *orig) {
-       LDKCVec_CVec_RouteHopZZ ret = { .data = MALLOC(sizeof(LDKCVec_RouteHopZ) * orig->datalen, "LDKCVec_CVec_RouteHopZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = CVec_RouteHopZ_clone(&orig->data[i]);
-       }
-       return ret;
+
+static inline struct LDKSecretKey CResult_SecretKeyErrorZ_get_ok(LDKCResult_SecretKeyErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteDecodeErrorZ *val = (LDKCResult_RouteDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRoute res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteDecodeErrorZ *val = (LDKCResult_RouteDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteParametersDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteParametersDecodeErrorZ *val = (LDKCResult_RouteParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRouteParameters res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteParametersDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteParametersDecodeErrorZ *val = (LDKCResult_RouteParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+int8_tArray  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_get_ok"))) TS_CResult_SecretKeyErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_SecretKeyErrorZ* owner_conv = (LDKCResult_SecretKeyErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_SecretKeyErrorZ_get_ok(owner_conv).bytes, 32);
+       return ret_arr;
 }
-static inline LDKCVec_RouteHintZ CVec_RouteHintZ_clone(const LDKCVec_RouteHintZ *orig) {
-       LDKCVec_RouteHintZ ret = { .data = MALLOC(sizeof(LDKRouteHint) * orig->datalen, "LDKCVec_RouteHintZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHint_clone(&orig->data[i]);
-       }
-       return ret;
+
+static inline enum LDKSecp256k1Error CResult_SecretKeyErrorZ_get_err(LDKCResult_SecretKeyErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_u64Z_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_u64Z *obj = (LDKCOption_u64Z*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_u64Z_Some: {
-                       return 0 /* LDKCOption_u64Z - Some */; (void) obj->some;
-               }
-               case LDKCOption_u64Z_None: {
-                       return 0 /* LDKCOption_u64Z - None */;
-               }
-               default: abort();
-       }
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_get_err"))) TS_CResult_SecretKeyErrorZ_get_err(uint32_t owner) {
+       LDKCResult_SecretKeyErrorZ* owner_conv = (LDKCResult_SecretKeyErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSecp256k1Error_to_js(CResult_SecretKeyErrorZ_get_err(owner_conv));
+       return ret_conv;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PayeeDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PayeeDecodeErrorZ *val = (LDKCResult_PayeeDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPayee res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PayeeDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PayeeDecodeErrorZ *val = (LDKCResult_PayeeDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKPublicKey CResult_PublicKeyErrorZ_get_ok(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-static inline LDKCVec_RouteHintHopZ CVec_RouteHintHopZ_clone(const LDKCVec_RouteHintHopZ *orig) {
-       LDKCVec_RouteHintHopZ ret = { .data = MALLOC(sizeof(LDKRouteHintHop) * orig->datalen, "LDKCVec_RouteHintHopZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHintHop_clone(&orig->data[i]);
-       }
-       return ret;
+int8_tArray  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_get_ok"))) TS_CResult_PublicKeyErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, CResult_PublicKeyErrorZ_get_ok(owner_conv).compressed_form, 33);
+       return ret_arr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHintDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteHintDecodeErrorZ *val = (LDKCResult_RouteHintDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRouteHint res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHintDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteHintDecodeErrorZ *val = (LDKCResult_RouteHintDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHintHopDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteHintHopDecodeErrorZ *val = (LDKCResult_RouteHintHopDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRouteHintHop res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteHintHopDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteHintHopDecodeErrorZ *val = (LDKCResult_RouteHintHopDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline enum LDKSecp256k1Error CResult_PublicKeyErrorZ_get_err(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
 }
-static inline LDKCVec_ChannelDetailsZ CVec_ChannelDetailsZ_clone(const LDKCVec_ChannelDetailsZ *orig) {
-       LDKCVec_ChannelDetailsZ ret = { .data = MALLOC(sizeof(LDKChannelDetails) * orig->datalen, "LDKCVec_ChannelDetailsZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ChannelDetails_clone(&orig->data[i]);
-       }
-       return ret;
+uint32_t  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_get_err"))) TS_CResult_PublicKeyErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSecp256k1Error_to_js(CResult_PublicKeyErrorZ_get_err(owner_conv));
+       return ret_conv;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteLightningErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RouteLightningErrorZ *val = (LDKCResult_RouteLightningErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRoute res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RouteLightningErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RouteLightningErrorZ *val = (LDKCResult_RouteLightningErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKLightningError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxOutAccessErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_TxOutAccessErrorZ *val = (LDKCResult_TxOutAccessErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return (uint64_t)res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_TxOutAccessErrorZ_get_err(uint32_t arg) {
-       LDKCResult_TxOutAccessErrorZ *val = (LDKCResult_TxOutAccessErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKAccessError_to_js((*val->contents.err));
-       return err_conv;
+
+static inline struct LDKTxCreationKeys CResult_TxCreationKeysDecodeErrorZ_get_ok(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return TxCreationKeys_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_get_ok"))) TS_CResult_TxCreationKeysDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(owner & ~1);
+       LDKTxCreationKeys ret_var = CResult_TxCreationKeysDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline uintptr_t C2Tuple_usizeTransactionZ_get_a(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR tuple){
-       return tuple->a;
+
+static inline struct LDKDecodeError CResult_TxCreationKeysDecodeErrorZ_get_err(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_usizeTransactionZ* tuple_conv = (LDKC2Tuple_usizeTransactionZ*)(tuple & ~1);
-       int64_t ret_val = C2Tuple_usizeTransactionZ_get_a(tuple_conv);
-       return ret_val;
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_get_err"))) TS_CResult_TxCreationKeysDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_TxCreationKeysDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKTransaction C2Tuple_usizeTransactionZ_get_b(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR tuple){
-       return tuple->b;
+static inline struct LDKChannelPublicKeys CResult_ChannelPublicKeysDecodeErrorZ_get_ok(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelPublicKeys_clone(&*owner->contents.result);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_usizeTransactionZ* tuple_conv = (LDKC2Tuple_usizeTransactionZ*)(tuple & ~1);
-       LDKTransaction ret_var = C2Tuple_usizeTransactionZ_get_b(tuple_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       Transaction_free(ret_var);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_get_ok"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(owner & ~1);
+       LDKChannelPublicKeys ret_var = CResult_ChannelPublicKeysDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_usizeTransactionZZ CVec_C2Tuple_usizeTransactionZZ_clone(const LDKCVec_C2Tuple_usizeTransactionZZ *orig) {
-       LDKCVec_C2Tuple_usizeTransactionZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ) * orig->datalen, "LDKCVec_C2Tuple_usizeTransactionZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_usizeTransactionZ_clone(&orig->data[i]);
+static inline struct LDKDecodeError CResult_ChannelPublicKeysDecodeErrorZ_get_err(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_get_err"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelPublicKeysDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline LDKCVec_TxidZ CVec_ThirtyTwoBytesZ_clone(const LDKCVec_TxidZ *orig) {
-       LDKCVec_TxidZ ret = { .data = MALLOC(sizeof(LDKThirtyTwoBytes) * orig->datalen, "LDKCVec_TxidZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ThirtyTwoBytes_clone(&orig->data[i]);
+
+static inline struct LDKTxCreationKeys CResult_TxCreationKeysErrorZ_get_ok(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return TxCreationKeys_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_get_ok"))) TS_CResult_TxCreationKeysErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_TxCreationKeysErrorZ* owner_conv = (LDKCResult_TxCreationKeysErrorZ*)(owner & ~1);
+       LDKTxCreationKeys ret_var = CResult_TxCreationKeysErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneChannelMonitorUpdateErrZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ *val = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
+
+static inline enum LDKSecp256k1Error CResult_TxCreationKeysErrorZ_get_err(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NoneChannelMonitorUpdateErrZ_get_err(uint32_t arg) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ *val = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKChannelMonitorUpdateErr_to_js((*val->contents.err));
-       return err_conv;
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_get_err"))) TS_CResult_TxCreationKeysErrorZ_get_err(uint32_t owner) {
+       LDKCResult_TxCreationKeysErrorZ* owner_conv = (LDKCResult_TxCreationKeysErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSecp256k1Error_to_js(CResult_TxCreationKeysErrorZ_get_err(owner_conv));
+       return ret_conv;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKMonitorEvent_ref_from_ptr(uint32_t ptr) {
-       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+
+uint32_t __attribute__((export_name("TS_LDKCOption_u32Z_ty_from_ptr"))) TS_LDKCOption_u32Z_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_u32Z *obj = (LDKCOption_u32Z*)(ptr & ~1);
        switch(obj->tag) {
-               case LDKMonitorEvent_HTLCEvent: {
-                       LDKHTLCUpdate htlc_event_var = obj->htlc_event;
-                       uint64_t htlc_event_ref = 0;
-                       CHECK((((uint64_t)htlc_event_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&htlc_event_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_event_var);
-                       htlc_event_ref = (uint64_t)htlc_event_var.inner & ~1;
-                       return 0 /* LDKMonitorEvent - HTLCEvent */; (void) htlc_event_ref;
-               }
-               case LDKMonitorEvent_CommitmentTxConfirmed: {
-                       LDKOutPoint commitment_tx_confirmed_var = obj->commitment_tx_confirmed;
-                       uint64_t commitment_tx_confirmed_ref = 0;
-                       CHECK((((uint64_t)commitment_tx_confirmed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&commitment_tx_confirmed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_confirmed_var);
-                       commitment_tx_confirmed_ref = (uint64_t)commitment_tx_confirmed_var.inner & ~1;
-                       return 0 /* LDKMonitorEvent - CommitmentTxConfirmed */; (void) commitment_tx_confirmed_ref;
-               }
-               case LDKMonitorEvent_UpdateCompleted: {
-                       LDKOutPoint funding_txo_var = obj->update_completed.funding_txo;
-                       uint64_t funding_txo_ref = 0;
-                       CHECK((((uint64_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-                       funding_txo_ref = (uint64_t)funding_txo_var.inner & ~1;
-                       return 0 /* LDKMonitorEvent - UpdateCompleted */; (void) funding_txo_ref; (void) obj->update_completed.monitor_update_id;
-               }
-               case LDKMonitorEvent_UpdateFailed: {
-                       LDKOutPoint update_failed_var = obj->update_failed;
-                       uint64_t update_failed_ref = 0;
-                       CHECK((((uint64_t)update_failed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&update_failed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_failed_var);
-                       update_failed_ref = (uint64_t)update_failed_var.inner & ~1;
-                       return 0 /* LDKMonitorEvent - UpdateFailed */; (void) update_failed_ref;
-               }
+               case LDKCOption_u32Z_Some: return 0;
+               case LDKCOption_u32Z_None: return 1;
                default: abort();
        }
 }
-static inline LDKCVec_MonitorEventZ CVec_MonitorEventZ_clone(const LDKCVec_MonitorEventZ *orig) {
-       LDKCVec_MonitorEventZ ret = { .data = MALLOC(sizeof(LDKMonitorEvent) * orig->datalen, "LDKCVec_MonitorEventZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = MonitorEvent_clone(&orig->data[i]);
-       }
-       return ret;
+int32_t __attribute__((export_name("TS_LDKCOption_u32Z_Some_get_some"))) TS_LDKCOption_u32Z_Some_get_some(uint32_t ptr) {
+       LDKCOption_u32Z *obj = (LDKCOption_u32Z*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_u32Z_Some);
+       return obj->some;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_C2Tuple_usizeTransactionZZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_C2Tuple_usizeTransactionZZ *obj = (LDKCOption_C2Tuple_usizeTransactionZZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_C2Tuple_usizeTransactionZZ_Some: {
-                       LDKC2Tuple_usizeTransactionZ* some_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
-                       *some_conv = obj->some;
-                       *some_conv = C2Tuple_usizeTransactionZ_clone(some_conv);
-                       return 0 /* LDKCOption_C2Tuple_usizeTransactionZZ - Some */; (void) ((uint64_t)some_conv);
-               }
-               case LDKCOption_C2Tuple_usizeTransactionZZ_None: {
-                       return 0 /* LDKCOption_C2Tuple_usizeTransactionZZ - None */;
-               }
-               default: abort();
-       }
+static inline struct LDKHTLCOutputInCommitment CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return HTLCOutputInCommitment_clone(&*owner->contents.result);
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKClosureReason_ref_from_ptr(uint32_t ptr) {
-       LDKClosureReason *obj = (LDKClosureReason*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKClosureReason_CounterpartyForceClosed: {
-                       LDKStr peer_msg_str = obj->counterparty_force_closed.peer_msg;
-                       jstring peer_msg_conv = str_ref_to_ts(peer_msg_str.chars, peer_msg_str.len);
-                       return 0 /* LDKClosureReason - CounterpartyForceClosed */; (void) peer_msg_conv;
-               }
-               case LDKClosureReason_HolderForceClosed: {
-                       return 0 /* LDKClosureReason - HolderForceClosed */;
-               }
-               case LDKClosureReason_CooperativeClosure: {
-                       return 0 /* LDKClosureReason - CooperativeClosure */;
-               }
-               case LDKClosureReason_CommitmentTxConfirmed: {
-                       return 0 /* LDKClosureReason - CommitmentTxConfirmed */;
-               }
-               case LDKClosureReason_FundingTimedOut: {
-                       return 0 /* LDKClosureReason - FundingTimedOut */;
-               }
-               case LDKClosureReason_ProcessingError: {
-                       LDKStr err_str = obj->processing_error.err;
-                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
-                       return 0 /* LDKClosureReason - ProcessingError */; (void) err_conv;
-               }
-               case LDKClosureReason_DisconnectedPeer: {
-                       return 0 /* LDKClosureReason - DisconnectedPeer */;
-               }
-               case LDKClosureReason_OutdatedChannelManager: {
-                       return 0 /* LDKClosureReason - OutdatedChannelManager */;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(owner & ~1);
+       LDKHTLCOutputInCommitment ret_var = CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_ClosureReasonZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_ClosureReasonZ *obj = (LDKCOption_ClosureReasonZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_ClosureReasonZ_Some: {
-                       uint64_t some_ref = ((uint64_t)&obj->some) | 1;
-                       return 0 /* LDKCOption_ClosureReasonZ - Some */; (void) some_ref;
-               }
-               case LDKCOption_ClosureReasonZ_None: {
-                       return 0 /* LDKCOption_ClosureReasonZ - None */;
-               }
-               default: abort();
-       }
+
+static inline struct LDKDecodeError CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_ClosureReasonZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ *val = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_ClosureReasonZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ *val = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKNetworkUpdate_ref_from_ptr(uint32_t ptr) {
-       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKNetworkUpdate_ChannelUpdateMessage: {
-                       LDKChannelUpdate msg_var = obj->channel_update_message.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKNetworkUpdate - ChannelUpdateMessage */; (void) msg_ref;
-               }
-               case LDKNetworkUpdate_ChannelClosed: {
-                       return 0 /* LDKNetworkUpdate - ChannelClosed */; (void) obj->channel_closed.short_channel_id; (void) obj->channel_closed.is_permanent;
-               }
-               case LDKNetworkUpdate_NodeFailure: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->node_failure.node_id.compressed_form, 33);
-                       return 0 /* LDKNetworkUpdate - NodeFailure */; (void) node_id_arr; (void) obj->node_failure.is_permanent;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_NetworkUpdateZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_NetworkUpdateZ *obj = (LDKCOption_NetworkUpdateZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_NetworkUpdateZ_Some: {
-                       uint64_t some_ref = ((uint64_t)&obj->some) | 1;
-                       return 0 /* LDKCOption_NetworkUpdateZ - Some */; (void) some_ref;
-               }
-               case LDKCOption_NetworkUpdateZ_None: {
-                       return 0 /* LDKCOption_NetworkUpdateZ - None */;
-               }
-               default: abort();
+
+static inline struct LDKCounterpartyChannelTransactionParameters CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CounterpartyChannelTransactionParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKCounterpartyChannelTransactionParameters ret_var = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKSpendableOutputDescriptor_ref_from_ptr(uint32_t ptr) {
-       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKSpendableOutputDescriptor_StaticOutput: {
-                       LDKOutPoint outpoint_var = obj->static_output.outpoint;
-                       uint64_t outpoint_ref = 0;
-                       CHECK((((uint64_t)outpoint_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&outpoint_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_var);
-                       outpoint_ref = (uint64_t)outpoint_var.inner & ~1;
-                       uint64_t output_ref = ((uint64_t)&obj->static_output.output) | 1;
-                       return 0 /* LDKSpendableOutputDescriptor - StaticOutput */; (void) outpoint_ref; (void) (uint64_t)output_ref;
-               }
-               case LDKSpendableOutputDescriptor_DelayedPaymentOutput: {
-                       LDKDelayedPaymentOutputDescriptor delayed_payment_output_var = obj->delayed_payment_output;
-                       uint64_t delayed_payment_output_ref = 0;
-                       CHECK((((uint64_t)delayed_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&delayed_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(delayed_payment_output_var);
-                       delayed_payment_output_ref = (uint64_t)delayed_payment_output_var.inner & ~1;
-                       return 0 /* LDKSpendableOutputDescriptor - DelayedPaymentOutput */; (void) delayed_payment_output_ref;
-               }
-               case LDKSpendableOutputDescriptor_StaticPaymentOutput: {
-                       LDKStaticPaymentOutputDescriptor static_payment_output_var = obj->static_payment_output;
-                       uint64_t static_payment_output_ref = 0;
-                       CHECK((((uint64_t)static_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&static_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(static_payment_output_var);
-                       static_payment_output_ref = (uint64_t)static_payment_output_var.inner & ~1;
-                       return 0 /* LDKSpendableOutputDescriptor - StaticPaymentOutput */; (void) static_payment_output_ref;
-               }
-               default: abort();
+
+static inline struct LDKDecodeError CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-static inline LDKCVec_SpendableOutputDescriptorZ CVec_SpendableOutputDescriptorZ_clone(const LDKCVec_SpendableOutputDescriptorZ *orig) {
-       LDKCVec_SpendableOutputDescriptorZ ret = { .data = MALLOC(sizeof(LDKSpendableOutputDescriptor) * orig->datalen, "LDKCVec_SpendableOutputDescriptorZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = SpendableOutputDescriptor_clone(&orig->data[i]);
+
+static inline struct LDKChannelTransactionParameters CResult_ChannelTransactionParametersDecodeErrorZ_get_ok(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelTransactionParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_get_ok"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKChannelTransactionParameters ret_var = CResult_ChannelTransactionParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKPaymentPurpose_ref_from_ptr(uint32_t ptr) {
-       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKPaymentPurpose_InvoicePayment: {
-                       int8_tArray payment_preimage_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_preimage_arr + 4), obj->invoice_payment.payment_preimage.data, 32);
-                       int8_tArray payment_secret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_secret_arr + 4), obj->invoice_payment.payment_secret.data, 32);
-                       return 0 /* LDKPaymentPurpose - InvoicePayment */; (void) payment_preimage_arr; (void) payment_secret_arr;
-               }
-               case LDKPaymentPurpose_SpontaneousPayment: {
-                       int8_tArray spontaneous_payment_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(spontaneous_payment_arr + 4), obj->spontaneous_payment.data, 32);
-                       return 0 /* LDKPaymentPurpose - SpontaneousPayment */; (void) spontaneous_payment_arr;
-               }
-               default: abort();
+
+static inline struct LDKDecodeError CResult_ChannelTransactionParametersDecodeErrorZ_get_err(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_get_err"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKEvent_ref_from_ptr(uint32_t ptr) {
-       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKEvent_FundingGenerationReady: {
-                       int8_tArray temporary_channel_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(temporary_channel_id_arr + 4), obj->funding_generation_ready.temporary_channel_id.data, 32);
-                       LDKCVec_u8Z output_script_var = obj->funding_generation_ready.output_script;
-                       int8_tArray output_script_arr = init_arr(output_script_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(output_script_arr + 4), output_script_var.data, output_script_var.datalen);
-                       return 0 /* LDKEvent - FundingGenerationReady */; (void) temporary_channel_id_arr; (void) obj->funding_generation_ready.channel_value_satoshis; (void) output_script_arr; (void) obj->funding_generation_ready.user_channel_id;
-               }
-               case LDKEvent_PaymentReceived: {
-                       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_hash_arr + 4), obj->payment_received.payment_hash.data, 32);
-                       uint64_t purpose_ref = ((uint64_t)&obj->payment_received.purpose) | 1;
-                       return 0 /* LDKEvent - PaymentReceived */; (void) payment_hash_arr; (void) obj->payment_received.amt; (void) purpose_ref;
-               }
-               case LDKEvent_PaymentSent: {
-                       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_id_arr + 4), obj->payment_sent.payment_id.data, 32);
-                       int8_tArray payment_preimage_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_preimage_arr + 4), obj->payment_sent.payment_preimage.data, 32);
-                       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_hash_arr + 4), obj->payment_sent.payment_hash.data, 32);
-                       uint64_t fee_paid_msat_ref = ((uint64_t)&obj->payment_sent.fee_paid_msat) | 1;
-                       return 0 /* LDKEvent - PaymentSent */; (void) payment_id_arr; (void) payment_preimage_arr; (void) payment_hash_arr; (void) fee_paid_msat_ref;
-               }
-               case LDKEvent_PaymentPathFailed: {
-                       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_id_arr + 4), obj->payment_path_failed.payment_id.data, 32);
-                       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_hash_arr + 4), obj->payment_path_failed.payment_hash.data, 32);
-                       uint64_t network_update_ref = ((uint64_t)&obj->payment_path_failed.network_update) | 1;
-                       LDKCVec_RouteHopZ path_var = obj->payment_path_failed.path;
-                       uint32_tArray path_arr = NULL;
-                       path_arr = init_arr(path_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *path_arr_ptr = (uint32_t*)(path_arr + 4);
-                       for (size_t k = 0; k < path_var.datalen; k++) {
-                               LDKRouteHop path_conv_10_var = path_var.data[k];
-                               uint64_t path_conv_10_ref = 0;
-                               CHECK((((uint64_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uint64_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uint64_t)path_conv_10_var.inner & ~1;
-                               path_arr_ptr[k] = path_conv_10_ref;
-                       }
-                       
-                       uint64_t short_channel_id_ref = ((uint64_t)&obj->payment_path_failed.short_channel_id) | 1;
-                       LDKRouteParameters retry_var = obj->payment_path_failed.retry;
-                       uint64_t retry_ref = 0;
-                       if ((uint64_t)retry_var.inner > 4096) {
-                               CHECK((((uint64_t)retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uint64_t)&retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(retry_var);
-                               retry_ref = (uint64_t)retry_var.inner & ~1;
-                       }
-                       return 0 /* LDKEvent - PaymentPathFailed */; (void) payment_id_arr; (void) payment_hash_arr; (void) obj->payment_path_failed.rejected_by_dest; (void) network_update_ref; (void) obj->payment_path_failed.all_paths_failed; (void) path_arr; (void) short_channel_id_ref; (void) retry_ref;
-               }
-               case LDKEvent_PaymentFailed: {
-                       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_id_arr + 4), obj->payment_failed.payment_id.data, 32);
-                       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_hash_arr + 4), obj->payment_failed.payment_hash.data, 32);
-                       return 0 /* LDKEvent - PaymentFailed */; (void) payment_id_arr; (void) payment_hash_arr;
-               }
-               case LDKEvent_PendingHTLCsForwardable: {
-                       return 0 /* LDKEvent - PendingHTLCsForwardable */; (void) obj->pending_htl_cs_forwardable.time_forwardable;
-               }
-               case LDKEvent_SpendableOutputs: {
-                       LDKCVec_SpendableOutputDescriptorZ outputs_var = obj->spendable_outputs.outputs;
-                       uint32_tArray outputs_arr = NULL;
-                       outputs_arr = init_arr(outputs_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *outputs_arr_ptr = (uint32_t*)(outputs_arr + 4);
-                       for (size_t b = 0; b < outputs_var.datalen; b++) {
-                               uint64_t outputs_conv_27_ref = ((uint64_t)&outputs_var.data[b]) | 1;
-                               outputs_arr_ptr[b] = outputs_conv_27_ref;
-                       }
-                       
-                       return 0 /* LDKEvent - SpendableOutputs */; (void) outputs_arr;
-               }
-               case LDKEvent_PaymentForwarded: {
-                       uint64_t fee_earned_msat_ref = ((uint64_t)&obj->payment_forwarded.fee_earned_msat) | 1;
-                       return 0 /* LDKEvent - PaymentForwarded */; (void) fee_earned_msat_ref; (void) obj->payment_forwarded.claim_from_onchain_tx;
-               }
-               case LDKEvent_ChannelClosed: {
-                       int8_tArray channel_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(channel_id_arr + 4), obj->channel_closed.channel_id.data, 32);
-                       uint64_t reason_ref = ((uint64_t)&obj->channel_closed.reason) | 1;
-                       return 0 /* LDKEvent - ChannelClosed */; (void) channel_id_arr; (void) obj->channel_closed.user_channel_id; (void) reason_ref;
-               }
-               case LDKEvent_DiscardFunding: {
-                       int8_tArray channel_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(channel_id_arr + 4), obj->discard_funding.channel_id.data, 32);
-                       LDKTransaction transaction_var = obj->discard_funding.transaction;
-                       int8_tArray transaction_arr = init_arr(transaction_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(transaction_arr + 4), transaction_var.data, transaction_var.datalen);
-                       return 0 /* LDKEvent - DiscardFunding */; (void) channel_id_arr; (void) transaction_arr;
-               }
-               case LDKEvent_PaymentPathSuccessful: {
-                       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_id_arr + 4), obj->payment_path_successful.payment_id.data, 32);
-                       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_hash_arr + 4), obj->payment_path_successful.payment_hash.data, 32);
-                       LDKCVec_RouteHopZ path_var = obj->payment_path_successful.path;
-                       uint32_tArray path_arr = NULL;
-                       path_arr = init_arr(path_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *path_arr_ptr = (uint32_t*)(path_arr + 4);
-                       for (size_t k = 0; k < path_var.datalen; k++) {
-                               LDKRouteHop path_conv_10_var = path_var.data[k];
-                               uint64_t path_conv_10_ref = 0;
-                               CHECK((((uint64_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uint64_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uint64_t)path_conv_10_var.inner & ~1;
-                               path_arr_ptr[k] = path_conv_10_ref;
-                       }
-                       
-                       return 0 /* LDKEvent - PaymentPathSuccessful */; (void) payment_id_arr; (void) payment_hash_arr; (void) path_arr;
-               }
+
+static inline struct LDKHolderCommitmentTransaction CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return HolderCommitmentTransaction_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKHolderCommitmentTransaction ret_var = CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_HolderCommitmentTransactionDecodeErrorZ_get_err(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_get_err"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_HolderCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKBuiltCommitmentTransaction CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return BuiltCommitmentTransaction_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKBuiltCommitmentTransaction ret_var = CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKTrustedClosingTransaction *CResult_TrustedClosingTransactionNoneZ_get_ok(LDKCResult_TrustedClosingTransactionNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+uint32_t  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_get_ok"))) TS_CResult_TrustedClosingTransactionNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(owner & ~1);
+       LDKTrustedClosingTransaction ret_var = *CResult_TrustedClosingTransactionNoneZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       return ret_ref;
+}
+
+static inline void CResult_TrustedClosingTransactionNoneZ_get_err(LDKCResult_TrustedClosingTransactionNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_get_err"))) TS_CResult_TrustedClosingTransactionNoneZ_get_err(uint32_t owner) {
+       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(owner & ~1);
+       CResult_TrustedClosingTransactionNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKCommitmentTransaction CResult_CommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CommitmentTransaction_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_get_ok"))) TS_CResult_CommitmentTransactionDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKCommitmentTransaction ret_var = CResult_CommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_CommitmentTransactionDecodeErrorZ_get_err(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_get_err"))) TS_CResult_CommitmentTransactionDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_CommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKTrustedCommitmentTransaction *CResult_TrustedCommitmentTransactionNoneZ_get_ok(LDKCResult_TrustedCommitmentTransactionNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+uint32_t  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_get_ok"))) TS_CResult_TrustedCommitmentTransactionNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(owner & ~1);
+       LDKTrustedCommitmentTransaction ret_var = *CResult_TrustedCommitmentTransactionNoneZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       return ret_ref;
+}
+
+static inline void CResult_TrustedCommitmentTransactionNoneZ_get_err(LDKCResult_TrustedCommitmentTransactionNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_get_err"))) TS_CResult_TrustedCommitmentTransactionNoneZ_get_err(uint32_t owner) {
+       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(owner & ~1);
+       CResult_TrustedCommitmentTransactionNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKCVec_SignatureZ CResult_CVec_SignatureZNoneZ_get_ok(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+ptrArray  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_get_ok"))) TS_CResult_CVec_SignatureZNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)(owner & ~1);
+       LDKCVec_SignatureZ ret_var = CResult_CVec_SignatureZNoneZ_get_ok(owner_conv);
+       ptrArray ret_arr = NULL;
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
+       for (size_t m = 0; m < ret_var.datalen; m++) {
+               int8_tArray ret_conv_12_arr = init_int8_tArray(64, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_var.data[m].compact_form, 64);
+               ret_arr_ptr[m] = ret_conv_12_arr;
+       }
+       
+       return ret_arr;
+}
+
+static inline void CResult_CVec_SignatureZNoneZ_get_err(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_get_err"))) TS_CResult_CVec_SignatureZNoneZ_get_err(uint32_t owner) {
+       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)(owner & ~1);
+       CResult_CVec_SignatureZNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKShutdownScript CResult_ShutdownScriptDecodeErrorZ_get_ok(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ShutdownScript_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_get_ok"))) TS_CResult_ShutdownScriptDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(owner & ~1);
+       LDKShutdownScript ret_var = CResult_ShutdownScriptDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ShutdownScriptDecodeErrorZ_get_err(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_get_err"))) TS_CResult_ShutdownScriptDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ShutdownScriptDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKShutdownScript CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ShutdownScript_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(uint32_t owner) {
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(owner & ~1);
+       LDKShutdownScript ret_var = CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKInvalidShutdownScript CResult_ShutdownScriptInvalidShutdownScriptZ_get_err(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return InvalidShutdownScript_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_get_err"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_get_err(uint32_t owner) {
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(owner & ~1);
+       LDKInvalidShutdownScript ret_var = CResult_ShutdownScriptInvalidShutdownScriptZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKRouteHop CResult_RouteHopDecodeErrorZ_get_ok(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RouteHop_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_get_ok"))) TS_CResult_RouteHopDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)(owner & ~1);
+       LDKRouteHop ret_var = CResult_RouteHopDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHopDecodeErrorZ_get_err(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_get_err"))) TS_CResult_RouteHopDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RouteHopDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_RouteHopZ CVec_RouteHopZ_clone(const LDKCVec_RouteHopZ *orig) {
+       LDKCVec_RouteHopZ ret = { .data = MALLOC(sizeof(LDKRouteHop) * orig->datalen, "LDKCVec_RouteHopZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = RouteHop_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_CVec_RouteHopZZ CVec_CVec_RouteHopZZ_clone(const LDKCVec_CVec_RouteHopZZ *orig) {
+       LDKCVec_CVec_RouteHopZZ ret = { .data = MALLOC(sizeof(LDKCVec_RouteHopZ) * orig->datalen, "LDKCVec_CVec_RouteHopZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = CVec_RouteHopZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRoute CResult_RouteDecodeErrorZ_get_ok(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Route_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_get_ok"))) TS_CResult_RouteDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)(owner & ~1);
+       LDKRoute ret_var = CResult_RouteDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteDecodeErrorZ_get_err(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_get_err"))) TS_CResult_RouteDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RouteDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKRouteParameters CResult_RouteParametersDecodeErrorZ_get_ok(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RouteParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_get_ok"))) TS_CResult_RouteParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(owner & ~1);
+       LDKRouteParameters ret_var = CResult_RouteParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteParametersDecodeErrorZ_get_err(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_get_err"))) TS_CResult_RouteParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RouteParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_RouteHintZ CVec_RouteHintZ_clone(const LDKCVec_RouteHintZ *orig) {
+       LDKCVec_RouteHintZ ret = { .data = MALLOC(sizeof(LDKRouteHint) * orig->datalen, "LDKCVec_RouteHintZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = RouteHint_clone(&orig->data[i]);
+       }
+       return ret;
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_u64Z_ty_from_ptr"))) TS_LDKCOption_u64Z_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_u64Z *obj = (LDKCOption_u64Z*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_u64Z_Some: return 0;
+               case LDKCOption_u64Z_None: return 1;
                default: abort();
        }
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_EventZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_EventZ *obj = (LDKCOption_EventZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_EventZ_Some: {
-                       uint64_t some_ref = ((uint64_t)&obj->some) | 1;
-                       return 0 /* LDKCOption_EventZ - Some */; (void) some_ref;
-               }
-               case LDKCOption_EventZ_None: {
-                       return 0 /* LDKCOption_EventZ - None */;
-               }
-               default: abort();
+int64_t __attribute__((export_name("TS_LDKCOption_u64Z_Some_get_some"))) TS_LDKCOption_u64Z_Some_get_some(uint32_t ptr) {
+       LDKCOption_u64Z *obj = (LDKCOption_u64Z*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_u64Z_Some);
+       return obj->some;
+}
+static inline struct LDKPaymentParameters CResult_PaymentParametersDecodeErrorZ_get_ok(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PaymentParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_get_ok"))) TS_CResult_PaymentParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(owner & ~1);
+       LDKPaymentParameters ret_var = CResult_PaymentParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_PaymentParametersDecodeErrorZ_get_err(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_get_err"))) TS_CResult_PaymentParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_PaymentParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_RouteHintHopZ CVec_RouteHintHopZ_clone(const LDKCVec_RouteHintHopZ *orig) {
+       LDKCVec_RouteHintHopZ ret = { .data = MALLOC(sizeof(LDKRouteHintHop) * orig->datalen, "LDKCVec_RouteHintHopZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = RouteHintHop_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRouteHint CResult_RouteHintDecodeErrorZ_get_ok(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RouteHint_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_get_ok"))) TS_CResult_RouteHintDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)(owner & ~1);
+       LDKRouteHint ret_var = CResult_RouteHintDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHintDecodeErrorZ_get_err(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_get_err"))) TS_CResult_RouteHintDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RouteHintDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKRouteHintHop CResult_RouteHintHopDecodeErrorZ_get_ok(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RouteHintHop_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_get_ok"))) TS_CResult_RouteHintHopDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(owner & ~1);
+       LDKRouteHintHop ret_var = CResult_RouteHintHopDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHintHopDecodeErrorZ_get_err(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_get_err"))) TS_CResult_RouteHintHopDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RouteHintHopDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_ChannelDetailsZ CVec_ChannelDetailsZ_clone(const LDKCVec_ChannelDetailsZ *orig) {
+       LDKCVec_ChannelDetailsZ ret = { .data = MALLOC(sizeof(LDKChannelDetails) * orig->datalen, "LDKCVec_ChannelDetailsZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ChannelDetails_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRoute CResult_RouteLightningErrorZ_get_ok(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Route_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_get_ok"))) TS_CResult_RouteLightningErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)(owner & ~1);
+       LDKRoute ret_var = CResult_RouteLightningErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKLightningError CResult_RouteLightningErrorZ_get_err(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return LightningError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_get_err"))) TS_CResult_RouteLightningErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)(owner & ~1);
+       LDKLightningError ret_var = CResult_RouteLightningErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKTxOut CResult_TxOutAccessErrorZ_get_ok(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return TxOut_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_get_ok"))) TS_CResult_TxOutAccessErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)(owner & ~1);
+       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
+       *ret_ref = CResult_TxOutAccessErrorZ_get_ok(owner_conv);
+       return (uint32_t)ret_ref;
+}
+
+static inline enum LDKAccessError CResult_TxOutAccessErrorZ_get_err(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return AccessError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_get_err"))) TS_CResult_TxOutAccessErrorZ_get_err(uint32_t owner) {
+       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKAccessError_to_js(CResult_TxOutAccessErrorZ_get_err(owner_conv));
+       return ret_conv;
+}
+
+static inline uintptr_t C2Tuple_usizeTransactionZ_get_a(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR owner){
+       return owner->a;
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_get_a"))) TS_C2Tuple_usizeTransactionZ_get_a(uint32_t owner) {
+       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)(owner & ~1);
+       uint32_t ret_val = C2Tuple_usizeTransactionZ_get_a(owner_conv);
+       return ret_val;
+}
+
+static inline struct LDKTransaction C2Tuple_usizeTransactionZ_get_b(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR owner){
+       return owner->b;
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_get_b"))) TS_C2Tuple_usizeTransactionZ_get_b(uint32_t owner) {
+       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)(owner & ~1);
+       LDKTransaction ret_var = C2Tuple_usizeTransactionZ_get_b(owner_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       return ret_arr;
+}
+
+static inline LDKCVec_C2Tuple_usizeTransactionZZ CVec_C2Tuple_usizeTransactionZZ_clone(const LDKCVec_C2Tuple_usizeTransactionZZ *orig) {
+       LDKCVec_C2Tuple_usizeTransactionZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ) * orig->datalen, "LDKCVec_C2Tuple_usizeTransactionZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_usizeTransactionZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_TxidZ CVec_TxidZ_clone(const LDKCVec_TxidZ *orig) {
+       LDKCVec_TxidZ ret = { .data = MALLOC(sizeof(LDKThirtyTwoBytes) * orig->datalen, "LDKCVec_TxidZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ThirtyTwoBytes_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline void CResult_NoneChannelMonitorUpdateErrZ_get_ok(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+void  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_get_ok"))) TS_CResult_NoneChannelMonitorUpdateErrZ_get_ok(uint32_t owner) {
+       LDKCResult_NoneChannelMonitorUpdateErrZ* owner_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(owner & ~1);
+       CResult_NoneChannelMonitorUpdateErrZ_get_ok(owner_conv);
+}
+
+static inline enum LDKChannelMonitorUpdateErr CResult_NoneChannelMonitorUpdateErrZ_get_err(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return ChannelMonitorUpdateErr_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_get_err"))) TS_CResult_NoneChannelMonitorUpdateErrZ_get_err(uint32_t owner) {
+       LDKCResult_NoneChannelMonitorUpdateErrZ* owner_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(owner & ~1);
+       uint32_t ret_conv = LDKChannelMonitorUpdateErr_to_js(CResult_NoneChannelMonitorUpdateErrZ_get_err(owner_conv));
+       return ret_conv;
+}
+
+uint32_t __attribute__((export_name("TS_LDKMonitorEvent_ty_from_ptr"))) TS_LDKMonitorEvent_ty_from_ptr(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKMonitorEvent_HTLCEvent: return 0;
+               case LDKMonitorEvent_CommitmentTxConfirmed: return 1;
+               case LDKMonitorEvent_UpdateCompleted: return 2;
+               case LDKMonitorEvent_UpdateFailed: return 3;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKMonitorEvent_HTLCEvent_get_htlc_event"))) TS_LDKMonitorEvent_HTLCEvent_get_htlc_event(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMonitorEvent_HTLCEvent);
+                       LDKHTLCUpdate htlc_event_var = obj->htlc_event;
+                       uint32_t htlc_event_ref = 0;
+                       CHECK((((uintptr_t)htlc_event_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&htlc_event_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_event_var);
+                       htlc_event_ref = (uintptr_t)htlc_event_var.inner & ~1;
+       return htlc_event_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMonitorEvent_CommitmentTxConfirmed_get_commitment_tx_confirmed"))) TS_LDKMonitorEvent_CommitmentTxConfirmed_get_commitment_tx_confirmed(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMonitorEvent_CommitmentTxConfirmed);
+                       LDKOutPoint commitment_tx_confirmed_var = obj->commitment_tx_confirmed;
+                       uint32_t commitment_tx_confirmed_ref = 0;
+                       CHECK((((uintptr_t)commitment_tx_confirmed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&commitment_tx_confirmed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_confirmed_var);
+                       commitment_tx_confirmed_ref = (uintptr_t)commitment_tx_confirmed_var.inner & ~1;
+       return commitment_tx_confirmed_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMonitorEvent_UpdateCompleted_get_funding_txo"))) TS_LDKMonitorEvent_UpdateCompleted_get_funding_txo(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMonitorEvent_UpdateCompleted);
+                       LDKOutPoint funding_txo_var = obj->update_completed.funding_txo;
+                       uint32_t funding_txo_ref = 0;
+                       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
+                       funding_txo_ref = (uintptr_t)funding_txo_var.inner & ~1;
+       return funding_txo_ref;
+}
+int64_t __attribute__((export_name("TS_LDKMonitorEvent_UpdateCompleted_get_monitor_update_id"))) TS_LDKMonitorEvent_UpdateCompleted_get_monitor_update_id(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMonitorEvent_UpdateCompleted);
+       return obj->update_completed.monitor_update_id;
+}
+uint32_t __attribute__((export_name("TS_LDKMonitorEvent_UpdateFailed_get_update_failed"))) TS_LDKMonitorEvent_UpdateFailed_get_update_failed(uint32_t ptr) {
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMonitorEvent_UpdateFailed);
+                       LDKOutPoint update_failed_var = obj->update_failed;
+                       uint32_t update_failed_ref = 0;
+                       CHECK((((uintptr_t)update_failed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&update_failed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_failed_var);
+                       update_failed_ref = (uintptr_t)update_failed_var.inner & ~1;
+       return update_failed_ref;
+}
+static inline LDKCVec_MonitorEventZ CVec_MonitorEventZ_clone(const LDKCVec_MonitorEventZ *orig) {
+       LDKCVec_MonitorEventZ ret = { .data = MALLOC(sizeof(LDKMonitorEvent) * orig->datalen, "LDKCVec_MonitorEventZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = MonitorEvent_clone(&orig->data[i]);
+       }
+       return ret;
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_C2Tuple_usizeTransactionZZ_ty_from_ptr"))) TS_LDKCOption_C2Tuple_usizeTransactionZZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_C2Tuple_usizeTransactionZZ *obj = (LDKCOption_C2Tuple_usizeTransactionZZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_C2Tuple_usizeTransactionZZ_Some: return 0;
+               case LDKCOption_C2Tuple_usizeTransactionZZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_C2Tuple_usizeTransactionZZ_Some_get_some"))) TS_LDKCOption_C2Tuple_usizeTransactionZZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_C2Tuple_usizeTransactionZZ *obj = (LDKCOption_C2Tuple_usizeTransactionZZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_C2Tuple_usizeTransactionZZ_Some);
+                       LDKC2Tuple_usizeTransactionZ* some_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
+                       *some_conv = obj->some;
+                       *some_conv = C2Tuple_usizeTransactionZ_clone(some_conv);
+       return ((uint32_t)some_conv);
+}
+uint32_t __attribute__((export_name("TS_LDKClosureReason_ty_from_ptr"))) TS_LDKClosureReason_ty_from_ptr(uint32_t ptr) {
+       LDKClosureReason *obj = (LDKClosureReason*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKClosureReason_CounterpartyForceClosed: return 0;
+               case LDKClosureReason_HolderForceClosed: return 1;
+               case LDKClosureReason_CooperativeClosure: return 2;
+               case LDKClosureReason_CommitmentTxConfirmed: return 3;
+               case LDKClosureReason_FundingTimedOut: return 4;
+               case LDKClosureReason_ProcessingError: return 5;
+               case LDKClosureReason_DisconnectedPeer: return 6;
+               case LDKClosureReason_OutdatedChannelManager: return 7;
+               default: abort();
+       }
+}
+jstring __attribute__((export_name("TS_LDKClosureReason_CounterpartyForceClosed_get_peer_msg"))) TS_LDKClosureReason_CounterpartyForceClosed_get_peer_msg(uint32_t ptr) {
+       LDKClosureReason *obj = (LDKClosureReason*)(ptr & ~1);
+       assert(obj->tag == LDKClosureReason_CounterpartyForceClosed);
+                       LDKStr peer_msg_str = obj->counterparty_force_closed.peer_msg;
+                       jstring peer_msg_conv = str_ref_to_ts(peer_msg_str.chars, peer_msg_str.len);
+       return peer_msg_conv;
+}
+jstring __attribute__((export_name("TS_LDKClosureReason_ProcessingError_get_err"))) TS_LDKClosureReason_ProcessingError_get_err(uint32_t ptr) {
+       LDKClosureReason *obj = (LDKClosureReason*)(ptr & ~1);
+       assert(obj->tag == LDKClosureReason_ProcessingError);
+                       LDKStr err_str = obj->processing_error.err;
+                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
+       return err_conv;
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_ClosureReasonZ_ty_from_ptr"))) TS_LDKCOption_ClosureReasonZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_ClosureReasonZ *obj = (LDKCOption_ClosureReasonZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_ClosureReasonZ_Some: return 0;
+               case LDKCOption_ClosureReasonZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_ClosureReasonZ_Some_get_some"))) TS_LDKCOption_ClosureReasonZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_ClosureReasonZ *obj = (LDKCOption_ClosureReasonZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_ClosureReasonZ_Some);
+                       uint32_t some_ref = ((uintptr_t)&obj->some) | 1;
+       return some_ref;
+}
+static inline struct LDKCOption_ClosureReasonZ CResult_COption_ClosureReasonZDecodeErrorZ_get_ok(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_ClosureReasonZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_get_ok"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(owner & ~1);
+       LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
+       *ret_copy = CResult_COption_ClosureReasonZDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_COption_ClosureReasonZDecodeErrorZ_get_err(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_get_err"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_COption_ClosureReasonZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKNetworkUpdate_ty_from_ptr"))) TS_LDKNetworkUpdate_ty_from_ptr(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKNetworkUpdate_ChannelUpdateMessage: return 0;
+               case LDKNetworkUpdate_ChannelClosed: return 1;
+               case LDKNetworkUpdate_NodeFailure: return 2;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKNetworkUpdate_ChannelUpdateMessage_get_msg"))) TS_LDKNetworkUpdate_ChannelUpdateMessage_get_msg(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       assert(obj->tag == LDKNetworkUpdate_ChannelUpdateMessage);
+                       LDKChannelUpdate msg_var = obj->channel_update_message.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int64_t __attribute__((export_name("TS_LDKNetworkUpdate_ChannelClosed_get_short_channel_id"))) TS_LDKNetworkUpdate_ChannelClosed_get_short_channel_id(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       assert(obj->tag == LDKNetworkUpdate_ChannelClosed);
+       return obj->channel_closed.short_channel_id;
+}
+jboolean __attribute__((export_name("TS_LDKNetworkUpdate_ChannelClosed_get_is_permanent"))) TS_LDKNetworkUpdate_ChannelClosed_get_is_permanent(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       assert(obj->tag == LDKNetworkUpdate_ChannelClosed);
+       return obj->channel_closed.is_permanent;
+}
+int8_tArray __attribute__((export_name("TS_LDKNetworkUpdate_NodeFailure_get_node_id"))) TS_LDKNetworkUpdate_NodeFailure_get_node_id(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       assert(obj->tag == LDKNetworkUpdate_NodeFailure);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->node_failure.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+jboolean __attribute__((export_name("TS_LDKNetworkUpdate_NodeFailure_get_is_permanent"))) TS_LDKNetworkUpdate_NodeFailure_get_is_permanent(uint32_t ptr) {
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       assert(obj->tag == LDKNetworkUpdate_NodeFailure);
+       return obj->node_failure.is_permanent;
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_NetworkUpdateZ_ty_from_ptr"))) TS_LDKCOption_NetworkUpdateZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_NetworkUpdateZ *obj = (LDKCOption_NetworkUpdateZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_NetworkUpdateZ_Some: return 0;
+               case LDKCOption_NetworkUpdateZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_NetworkUpdateZ_Some_get_some"))) TS_LDKCOption_NetworkUpdateZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_NetworkUpdateZ *obj = (LDKCOption_NetworkUpdateZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_NetworkUpdateZ_Some);
+                       uint32_t some_ref = ((uintptr_t)&obj->some) | 1;
+       return some_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKSpendableOutputDescriptor_ty_from_ptr"))) TS_LDKSpendableOutputDescriptor_ty_from_ptr(uint32_t ptr) {
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKSpendableOutputDescriptor_StaticOutput: return 0;
+               case LDKSpendableOutputDescriptor_DelayedPaymentOutput: return 1;
+               case LDKSpendableOutputDescriptor_StaticPaymentOutput: return 2;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKSpendableOutputDescriptor_StaticOutput_get_outpoint"))) TS_LDKSpendableOutputDescriptor_StaticOutput_get_outpoint(uint32_t ptr) {
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       assert(obj->tag == LDKSpendableOutputDescriptor_StaticOutput);
+                       LDKOutPoint outpoint_var = obj->static_output.outpoint;
+                       uint32_t outpoint_ref = 0;
+                       CHECK((((uintptr_t)outpoint_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&outpoint_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_var);
+                       outpoint_ref = (uintptr_t)outpoint_var.inner & ~1;
+       return outpoint_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKSpendableOutputDescriptor_StaticOutput_get_output"))) TS_LDKSpendableOutputDescriptor_StaticOutput_get_output(uint32_t ptr) {
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       assert(obj->tag == LDKSpendableOutputDescriptor_StaticOutput);
+                       uint32_t output_ref = ((uintptr_t)&obj->static_output.output) | 1;
+       return (uint32_t)output_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKSpendableOutputDescriptor_DelayedPaymentOutput_get_delayed_payment_output"))) TS_LDKSpendableOutputDescriptor_DelayedPaymentOutput_get_delayed_payment_output(uint32_t ptr) {
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       assert(obj->tag == LDKSpendableOutputDescriptor_DelayedPaymentOutput);
+                       LDKDelayedPaymentOutputDescriptor delayed_payment_output_var = obj->delayed_payment_output;
+                       uint32_t delayed_payment_output_ref = 0;
+                       CHECK((((uintptr_t)delayed_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&delayed_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(delayed_payment_output_var);
+                       delayed_payment_output_ref = (uintptr_t)delayed_payment_output_var.inner & ~1;
+       return delayed_payment_output_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKSpendableOutputDescriptor_StaticPaymentOutput_get_static_payment_output"))) TS_LDKSpendableOutputDescriptor_StaticPaymentOutput_get_static_payment_output(uint32_t ptr) {
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       assert(obj->tag == LDKSpendableOutputDescriptor_StaticPaymentOutput);
+                       LDKStaticPaymentOutputDescriptor static_payment_output_var = obj->static_payment_output;
+                       uint32_t static_payment_output_ref = 0;
+                       CHECK((((uintptr_t)static_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&static_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(static_payment_output_var);
+                       static_payment_output_ref = (uintptr_t)static_payment_output_var.inner & ~1;
+       return static_payment_output_ref;
+}
+static inline LDKCVec_SpendableOutputDescriptorZ CVec_SpendableOutputDescriptorZ_clone(const LDKCVec_SpendableOutputDescriptorZ *orig) {
+       LDKCVec_SpendableOutputDescriptorZ ret = { .data = MALLOC(sizeof(LDKSpendableOutputDescriptor) * orig->datalen, "LDKCVec_SpendableOutputDescriptorZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = SpendableOutputDescriptor_clone(&orig->data[i]);
+       }
+       return ret;
+}
+uint32_t __attribute__((export_name("TS_LDKPaymentPurpose_ty_from_ptr"))) TS_LDKPaymentPurpose_ty_from_ptr(uint32_t ptr) {
+       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKPaymentPurpose_InvoicePayment: return 0;
+               case LDKPaymentPurpose_SpontaneousPayment: return 1;
+               default: abort();
+       }
+}
+int8_tArray __attribute__((export_name("TS_LDKPaymentPurpose_InvoicePayment_get_payment_preimage"))) TS_LDKPaymentPurpose_InvoicePayment_get_payment_preimage(uint32_t ptr) {
+       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentPurpose_InvoicePayment);
+                       int8_tArray payment_preimage_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_preimage_arr->elems, obj->invoice_payment.payment_preimage.data, 32);
+       return payment_preimage_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKPaymentPurpose_InvoicePayment_get_payment_secret"))) TS_LDKPaymentPurpose_InvoicePayment_get_payment_secret(uint32_t ptr) {
+       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentPurpose_InvoicePayment);
+                       int8_tArray payment_secret_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_secret_arr->elems, obj->invoice_payment.payment_secret.data, 32);
+       return payment_secret_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKPaymentPurpose_SpontaneousPayment_get_spontaneous_payment"))) TS_LDKPaymentPurpose_SpontaneousPayment_get_spontaneous_payment(uint32_t ptr) {
+       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentPurpose_SpontaneousPayment);
+                       int8_tArray spontaneous_payment_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(spontaneous_payment_arr->elems, obj->spontaneous_payment.data, 32);
+       return spontaneous_payment_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_ty_from_ptr"))) TS_LDKEvent_ty_from_ptr(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKEvent_FundingGenerationReady: return 0;
+               case LDKEvent_PaymentReceived: return 1;
+               case LDKEvent_PaymentSent: return 2;
+               case LDKEvent_PaymentPathFailed: return 3;
+               case LDKEvent_PaymentFailed: return 4;
+               case LDKEvent_PendingHTLCsForwardable: return 5;
+               case LDKEvent_SpendableOutputs: return 6;
+               case LDKEvent_PaymentForwarded: return 7;
+               case LDKEvent_ChannelClosed: return 8;
+               case LDKEvent_DiscardFunding: return 9;
+               case LDKEvent_PaymentPathSuccessful: return 10;
+               case LDKEvent_OpenChannelRequest: return 11;
+               default: abort();
+       }
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_FundingGenerationReady_get_temporary_channel_id"))) TS_LDKEvent_FundingGenerationReady_get_temporary_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_FundingGenerationReady);
+                       int8_tArray temporary_channel_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(temporary_channel_id_arr->elems, obj->funding_generation_ready.temporary_channel_id.data, 32);
+       return temporary_channel_id_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_FundingGenerationReady_get_channel_value_satoshis"))) TS_LDKEvent_FundingGenerationReady_get_channel_value_satoshis(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_FundingGenerationReady);
+       return obj->funding_generation_ready.channel_value_satoshis;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_FundingGenerationReady_get_output_script"))) TS_LDKEvent_FundingGenerationReady_get_output_script(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_FundingGenerationReady);
+                       LDKCVec_u8Z output_script_var = obj->funding_generation_ready.output_script;
+                       int8_tArray output_script_arr = init_int8_tArray(output_script_var.datalen, __LINE__);
+                       memcpy(output_script_arr->elems, output_script_var.data, output_script_var.datalen);
+       return output_script_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_FundingGenerationReady_get_user_channel_id"))) TS_LDKEvent_FundingGenerationReady_get_user_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_FundingGenerationReady);
+       return obj->funding_generation_ready.user_channel_id;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentReceived_get_payment_hash"))) TS_LDKEvent_PaymentReceived_get_payment_hash(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentReceived);
+                       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_hash_arr->elems, obj->payment_received.payment_hash.data, 32);
+       return payment_hash_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_PaymentReceived_get_amt"))) TS_LDKEvent_PaymentReceived_get_amt(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentReceived);
+       return obj->payment_received.amt;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentReceived_get_purpose"))) TS_LDKEvent_PaymentReceived_get_purpose(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentReceived);
+                       uint32_t purpose_ref = ((uintptr_t)&obj->payment_received.purpose) | 1;
+       return purpose_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentSent_get_payment_id"))) TS_LDKEvent_PaymentSent_get_payment_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentSent);
+                       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_id_arr->elems, obj->payment_sent.payment_id.data, 32);
+       return payment_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentSent_get_payment_preimage"))) TS_LDKEvent_PaymentSent_get_payment_preimage(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentSent);
+                       int8_tArray payment_preimage_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_preimage_arr->elems, obj->payment_sent.payment_preimage.data, 32);
+       return payment_preimage_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentSent_get_payment_hash"))) TS_LDKEvent_PaymentSent_get_payment_hash(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentSent);
+                       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_hash_arr->elems, obj->payment_sent.payment_hash.data, 32);
+       return payment_hash_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentSent_get_fee_paid_msat"))) TS_LDKEvent_PaymentSent_get_fee_paid_msat(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentSent);
+                       uint32_t fee_paid_msat_ref = ((uintptr_t)&obj->payment_sent.fee_paid_msat) | 1;
+       return fee_paid_msat_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_payment_id"))) TS_LDKEvent_PaymentPathFailed_get_payment_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_id_arr->elems, obj->payment_path_failed.payment_id.data, 32);
+       return payment_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_payment_hash"))) TS_LDKEvent_PaymentPathFailed_get_payment_hash(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_hash_arr->elems, obj->payment_path_failed.payment_hash.data, 32);
+       return payment_hash_arr;
+}
+jboolean __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_rejected_by_dest"))) TS_LDKEvent_PaymentPathFailed_get_rejected_by_dest(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+       return obj->payment_path_failed.rejected_by_dest;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_network_update"))) TS_LDKEvent_PaymentPathFailed_get_network_update(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       uint32_t network_update_ref = ((uintptr_t)&obj->payment_path_failed.network_update) | 1;
+       return network_update_ref;
+}
+jboolean __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_all_paths_failed"))) TS_LDKEvent_PaymentPathFailed_get_all_paths_failed(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+       return obj->payment_path_failed.all_paths_failed;
+}
+uint32_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_path"))) TS_LDKEvent_PaymentPathFailed_get_path(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       LDKCVec_RouteHopZ path_var = obj->payment_path_failed.path;
+                       uint32_tArray path_arr = NULL;
+                       path_arr = init_uint32_tArray(path_var.datalen, __LINE__);
+                       uint32_t *path_arr_ptr = (uint32_t*)(((uint8_t*)path_arr) + 4);
+                       for (size_t k = 0; k < path_var.datalen; k++) {
+                               LDKRouteHop path_conv_10_var = path_var.data[k];
+                               uint32_t path_conv_10_ref = 0;
+                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_arr_ptr[k] = path_conv_10_ref;
+                       }
+                       
+       return path_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_short_channel_id"))) TS_LDKEvent_PaymentPathFailed_get_short_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       uint32_t short_channel_id_ref = ((uintptr_t)&obj->payment_path_failed.short_channel_id) | 1;
+       return short_channel_id_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentPathFailed_get_retry"))) TS_LDKEvent_PaymentPathFailed_get_retry(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathFailed);
+                       LDKRouteParameters retry_var = obj->payment_path_failed.retry;
+                       uint32_t retry_ref = 0;
+                       if ((uintptr_t)retry_var.inner > 4096) {
+                               CHECK((((uintptr_t)retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                               CHECK((((uintptr_t)&retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(retry_var);
+                               retry_ref = (uintptr_t)retry_var.inner & ~1;
+                       }
+       return retry_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentFailed_get_payment_id"))) TS_LDKEvent_PaymentFailed_get_payment_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentFailed);
+                       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_id_arr->elems, obj->payment_failed.payment_id.data, 32);
+       return payment_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentFailed_get_payment_hash"))) TS_LDKEvent_PaymentFailed_get_payment_hash(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentFailed);
+                       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_hash_arr->elems, obj->payment_failed.payment_hash.data, 32);
+       return payment_hash_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_PendingHTLCsForwardable_get_time_forwardable"))) TS_LDKEvent_PendingHTLCsForwardable_get_time_forwardable(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PendingHTLCsForwardable);
+       return obj->pending_htl_cs_forwardable.time_forwardable;
+}
+uint32_tArray __attribute__((export_name("TS_LDKEvent_SpendableOutputs_get_outputs"))) TS_LDKEvent_SpendableOutputs_get_outputs(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_SpendableOutputs);
+                       LDKCVec_SpendableOutputDescriptorZ outputs_var = obj->spendable_outputs.outputs;
+                       uint32_tArray outputs_arr = NULL;
+                       outputs_arr = init_uint32_tArray(outputs_var.datalen, __LINE__);
+                       uint32_t *outputs_arr_ptr = (uint32_t*)(((uint8_t*)outputs_arr) + 4);
+                       for (size_t b = 0; b < outputs_var.datalen; b++) {
+                               uint32_t outputs_conv_27_ref = ((uintptr_t)&outputs_var.data[b]) | 1;
+                               outputs_arr_ptr[b] = outputs_conv_27_ref;
+                       }
+                       
+       return outputs_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_PaymentForwarded_get_fee_earned_msat"))) TS_LDKEvent_PaymentForwarded_get_fee_earned_msat(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentForwarded);
+                       uint32_t fee_earned_msat_ref = ((uintptr_t)&obj->payment_forwarded.fee_earned_msat) | 1;
+       return fee_earned_msat_ref;
+}
+jboolean __attribute__((export_name("TS_LDKEvent_PaymentForwarded_get_claim_from_onchain_tx"))) TS_LDKEvent_PaymentForwarded_get_claim_from_onchain_tx(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentForwarded);
+       return obj->payment_forwarded.claim_from_onchain_tx;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_ChannelClosed_get_channel_id"))) TS_LDKEvent_ChannelClosed_get_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_ChannelClosed);
+                       int8_tArray channel_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(channel_id_arr->elems, obj->channel_closed.channel_id.data, 32);
+       return channel_id_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_ChannelClosed_get_user_channel_id"))) TS_LDKEvent_ChannelClosed_get_user_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_ChannelClosed);
+       return obj->channel_closed.user_channel_id;
+}
+uint32_t __attribute__((export_name("TS_LDKEvent_ChannelClosed_get_reason"))) TS_LDKEvent_ChannelClosed_get_reason(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_ChannelClosed);
+                       uint32_t reason_ref = ((uintptr_t)&obj->channel_closed.reason) | 1;
+       return reason_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_DiscardFunding_get_channel_id"))) TS_LDKEvent_DiscardFunding_get_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_DiscardFunding);
+                       int8_tArray channel_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(channel_id_arr->elems, obj->discard_funding.channel_id.data, 32);
+       return channel_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_DiscardFunding_get_transaction"))) TS_LDKEvent_DiscardFunding_get_transaction(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_DiscardFunding);
+                       LDKTransaction transaction_var = obj->discard_funding.transaction;
+                       int8_tArray transaction_arr = init_int8_tArray(transaction_var.datalen, __LINE__);
+                       memcpy(transaction_arr->elems, transaction_var.data, transaction_var.datalen);
+       return transaction_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathSuccessful_get_payment_id"))) TS_LDKEvent_PaymentPathSuccessful_get_payment_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathSuccessful);
+                       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_id_arr->elems, obj->payment_path_successful.payment_id.data, 32);
+       return payment_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathSuccessful_get_payment_hash"))) TS_LDKEvent_PaymentPathSuccessful_get_payment_hash(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathSuccessful);
+                       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_hash_arr->elems, obj->payment_path_successful.payment_hash.data, 32);
+       return payment_hash_arr;
+}
+uint32_tArray __attribute__((export_name("TS_LDKEvent_PaymentPathSuccessful_get_path"))) TS_LDKEvent_PaymentPathSuccessful_get_path(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_PaymentPathSuccessful);
+                       LDKCVec_RouteHopZ path_var = obj->payment_path_successful.path;
+                       uint32_tArray path_arr = NULL;
+                       path_arr = init_uint32_tArray(path_var.datalen, __LINE__);
+                       uint32_t *path_arr_ptr = (uint32_t*)(((uint8_t*)path_arr) + 4);
+                       for (size_t k = 0; k < path_var.datalen; k++) {
+                               LDKRouteHop path_conv_10_var = path_var.data[k];
+                               uint32_t path_conv_10_ref = 0;
+                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_arr_ptr[k] = path_conv_10_ref;
+                       }
+                       
+       return path_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_OpenChannelRequest_get_temporary_channel_id"))) TS_LDKEvent_OpenChannelRequest_get_temporary_channel_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_OpenChannelRequest);
+                       int8_tArray temporary_channel_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(temporary_channel_id_arr->elems, obj->open_channel_request.temporary_channel_id.data, 32);
+       return temporary_channel_id_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKEvent_OpenChannelRequest_get_counterparty_node_id"))) TS_LDKEvent_OpenChannelRequest_get_counterparty_node_id(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_OpenChannelRequest);
+                       int8_tArray counterparty_node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(counterparty_node_id_arr->elems, obj->open_channel_request.counterparty_node_id.compressed_form, 33);
+       return counterparty_node_id_arr;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_OpenChannelRequest_get_funding_satoshis"))) TS_LDKEvent_OpenChannelRequest_get_funding_satoshis(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_OpenChannelRequest);
+       return obj->open_channel_request.funding_satoshis;
+}
+int64_t __attribute__((export_name("TS_LDKEvent_OpenChannelRequest_get_push_msat"))) TS_LDKEvent_OpenChannelRequest_get_push_msat(uint32_t ptr) {
+       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       assert(obj->tag == LDKEvent_OpenChannelRequest);
+       return obj->open_channel_request.push_msat;
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_EventZ_ty_from_ptr"))) TS_LDKCOption_EventZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_EventZ *obj = (LDKCOption_EventZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_EventZ_Some: return 0;
+               case LDKCOption_EventZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_EventZ_Some_get_some"))) TS_LDKCOption_EventZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_EventZ *obj = (LDKCOption_EventZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_EventZ_Some);
+                       uint32_t some_ref = ((uintptr_t)&obj->some) | 1;
+       return some_ref;
+}
+static inline struct LDKCOption_EventZ CResult_COption_EventZDecodeErrorZ_get_ok(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_EventZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_get_ok"))) TS_CResult_COption_EventZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(owner & ~1);
+       LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
+       *ret_copy = CResult_COption_EventZDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_COption_EventZDecodeErrorZ_get_err(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_get_err"))) TS_CResult_COption_EventZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_COption_EventZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKErrorAction_ty_from_ptr"))) TS_LDKErrorAction_ty_from_ptr(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKErrorAction_DisconnectPeer: return 0;
+               case LDKErrorAction_IgnoreError: return 1;
+               case LDKErrorAction_IgnoreAndLog: return 2;
+               case LDKErrorAction_IgnoreDuplicateGossip: return 3;
+               case LDKErrorAction_SendErrorMessage: return 4;
+               case LDKErrorAction_SendWarningMessage: return 5;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKErrorAction_DisconnectPeer_get_msg"))) TS_LDKErrorAction_DisconnectPeer_get_msg(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       assert(obj->tag == LDKErrorAction_DisconnectPeer);
+                       LDKErrorMessage msg_var = obj->disconnect_peer.msg;
+                       uint32_t msg_ref = 0;
+                       if ((uintptr_t)msg_var.inner > 4096) {
+                               CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                               CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                               msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       }
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKErrorAction_IgnoreAndLog_get_ignore_and_log"))) TS_LDKErrorAction_IgnoreAndLog_get_ignore_and_log(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       assert(obj->tag == LDKErrorAction_IgnoreAndLog);
+                       uint32_t ignore_and_log_conv = LDKLevel_to_js(obj->ignore_and_log);
+       return ignore_and_log_conv;
+}
+uint32_t __attribute__((export_name("TS_LDKErrorAction_SendErrorMessage_get_msg"))) TS_LDKErrorAction_SendErrorMessage_get_msg(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       assert(obj->tag == LDKErrorAction_SendErrorMessage);
+                       LDKErrorMessage msg_var = obj->send_error_message.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKErrorAction_SendWarningMessage_get_msg"))) TS_LDKErrorAction_SendWarningMessage_get_msg(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       assert(obj->tag == LDKErrorAction_SendWarningMessage);
+                       LDKWarningMessage msg_var = obj->send_warning_message.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKErrorAction_SendWarningMessage_get_log_level"))) TS_LDKErrorAction_SendWarningMessage_get_log_level(uint32_t ptr) {
+       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       assert(obj->tag == LDKErrorAction_SendWarningMessage);
+                       uint32_t log_level_conv = LDKLevel_to_js(obj->send_warning_message.log_level);
+       return log_level_conv;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_ty_from_ptr"))) TS_LDKMessageSendEvent_ty_from_ptr(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKMessageSendEvent_SendAcceptChannel: return 0;
+               case LDKMessageSendEvent_SendOpenChannel: return 1;
+               case LDKMessageSendEvent_SendFundingCreated: return 2;
+               case LDKMessageSendEvent_SendFundingSigned: return 3;
+               case LDKMessageSendEvent_SendFundingLocked: return 4;
+               case LDKMessageSendEvent_SendAnnouncementSignatures: return 5;
+               case LDKMessageSendEvent_UpdateHTLCs: return 6;
+               case LDKMessageSendEvent_SendRevokeAndACK: return 7;
+               case LDKMessageSendEvent_SendClosingSigned: return 8;
+               case LDKMessageSendEvent_SendShutdown: return 9;
+               case LDKMessageSendEvent_SendChannelReestablish: return 10;
+               case LDKMessageSendEvent_BroadcastChannelAnnouncement: return 11;
+               case LDKMessageSendEvent_BroadcastNodeAnnouncement: return 12;
+               case LDKMessageSendEvent_BroadcastChannelUpdate: return 13;
+               case LDKMessageSendEvent_SendChannelUpdate: return 14;
+               case LDKMessageSendEvent_HandleError: return 15;
+               case LDKMessageSendEvent_SendChannelRangeQuery: return 16;
+               case LDKMessageSendEvent_SendShortIdsQuery: return 17;
+               case LDKMessageSendEvent_SendReplyChannelRange: return 18;
+               default: abort();
+       }
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendAcceptChannel_get_node_id"))) TS_LDKMessageSendEvent_SendAcceptChannel_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendAcceptChannel);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_accept_channel.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendAcceptChannel_get_msg"))) TS_LDKMessageSendEvent_SendAcceptChannel_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendAcceptChannel);
+                       LDKAcceptChannel msg_var = obj->send_accept_channel.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendOpenChannel_get_node_id"))) TS_LDKMessageSendEvent_SendOpenChannel_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendOpenChannel);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_open_channel.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendOpenChannel_get_msg"))) TS_LDKMessageSendEvent_SendOpenChannel_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendOpenChannel);
+                       LDKOpenChannel msg_var = obj->send_open_channel.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingCreated_get_node_id"))) TS_LDKMessageSendEvent_SendFundingCreated_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingCreated);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_funding_created.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingCreated_get_msg"))) TS_LDKMessageSendEvent_SendFundingCreated_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingCreated);
+                       LDKFundingCreated msg_var = obj->send_funding_created.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingSigned_get_node_id"))) TS_LDKMessageSendEvent_SendFundingSigned_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingSigned);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_funding_signed.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingSigned_get_msg"))) TS_LDKMessageSendEvent_SendFundingSigned_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingSigned);
+                       LDKFundingSigned msg_var = obj->send_funding_signed.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingLocked_get_node_id"))) TS_LDKMessageSendEvent_SendFundingLocked_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingLocked);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_funding_locked.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendFundingLocked_get_msg"))) TS_LDKMessageSendEvent_SendFundingLocked_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendFundingLocked);
+                       LDKFundingLocked msg_var = obj->send_funding_locked.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendAnnouncementSignatures_get_node_id"))) TS_LDKMessageSendEvent_SendAnnouncementSignatures_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendAnnouncementSignatures);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_announcement_signatures.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendAnnouncementSignatures_get_msg"))) TS_LDKMessageSendEvent_SendAnnouncementSignatures_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendAnnouncementSignatures);
+                       LDKAnnouncementSignatures msg_var = obj->send_announcement_signatures.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_UpdateHTLCs_get_node_id"))) TS_LDKMessageSendEvent_UpdateHTLCs_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_UpdateHTLCs);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->update_htl_cs.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_UpdateHTLCs_get_updates"))) TS_LDKMessageSendEvent_UpdateHTLCs_get_updates(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_UpdateHTLCs);
+                       LDKCommitmentUpdate updates_var = obj->update_htl_cs.updates;
+                       uint32_t updates_ref = 0;
+                       CHECK((((uintptr_t)updates_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&updates_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_var);
+                       updates_ref = (uintptr_t)updates_var.inner & ~1;
+       return updates_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendRevokeAndACK_get_node_id"))) TS_LDKMessageSendEvent_SendRevokeAndACK_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendRevokeAndACK);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_revoke_and_ack.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendRevokeAndACK_get_msg"))) TS_LDKMessageSendEvent_SendRevokeAndACK_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendRevokeAndACK);
+                       LDKRevokeAndACK msg_var = obj->send_revoke_and_ack.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendClosingSigned_get_node_id"))) TS_LDKMessageSendEvent_SendClosingSigned_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendClosingSigned);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_closing_signed.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendClosingSigned_get_msg"))) TS_LDKMessageSendEvent_SendClosingSigned_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendClosingSigned);
+                       LDKClosingSigned msg_var = obj->send_closing_signed.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendShutdown_get_node_id"))) TS_LDKMessageSendEvent_SendShutdown_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendShutdown);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_shutdown.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendShutdown_get_msg"))) TS_LDKMessageSendEvent_SendShutdown_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendShutdown);
+                       LDKShutdown msg_var = obj->send_shutdown.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelReestablish_get_node_id"))) TS_LDKMessageSendEvent_SendChannelReestablish_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelReestablish);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_channel_reestablish.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelReestablish_get_msg"))) TS_LDKMessageSendEvent_SendChannelReestablish_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelReestablish);
+                       LDKChannelReestablish msg_var = obj->send_channel_reestablish.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_BroadcastChannelAnnouncement_get_msg"))) TS_LDKMessageSendEvent_BroadcastChannelAnnouncement_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_BroadcastChannelAnnouncement);
+                       LDKChannelAnnouncement msg_var = obj->broadcast_channel_announcement.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_BroadcastChannelAnnouncement_get_update_msg"))) TS_LDKMessageSendEvent_BroadcastChannelAnnouncement_get_update_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_BroadcastChannelAnnouncement);
+                       LDKChannelUpdate update_msg_var = obj->broadcast_channel_announcement.update_msg;
+                       uint32_t update_msg_ref = 0;
+                       CHECK((((uintptr_t)update_msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&update_msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_var);
+                       update_msg_ref = (uintptr_t)update_msg_var.inner & ~1;
+       return update_msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_BroadcastNodeAnnouncement_get_msg"))) TS_LDKMessageSendEvent_BroadcastNodeAnnouncement_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_BroadcastNodeAnnouncement);
+                       LDKNodeAnnouncement msg_var = obj->broadcast_node_announcement.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_BroadcastChannelUpdate_get_msg"))) TS_LDKMessageSendEvent_BroadcastChannelUpdate_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_BroadcastChannelUpdate);
+                       LDKChannelUpdate msg_var = obj->broadcast_channel_update.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelUpdate_get_node_id"))) TS_LDKMessageSendEvent_SendChannelUpdate_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelUpdate);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_channel_update.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelUpdate_get_msg"))) TS_LDKMessageSendEvent_SendChannelUpdate_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelUpdate);
+                       LDKChannelUpdate msg_var = obj->send_channel_update.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_HandleError_get_node_id"))) TS_LDKMessageSendEvent_HandleError_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_HandleError);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->handle_error.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_HandleError_get_action"))) TS_LDKMessageSendEvent_HandleError_get_action(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_HandleError);
+                       uint32_t action_ref = ((uintptr_t)&obj->handle_error.action) | 1;
+       return action_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelRangeQuery_get_node_id"))) TS_LDKMessageSendEvent_SendChannelRangeQuery_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelRangeQuery);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_channel_range_query.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendChannelRangeQuery_get_msg"))) TS_LDKMessageSendEvent_SendChannelRangeQuery_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendChannelRangeQuery);
+                       LDKQueryChannelRange msg_var = obj->send_channel_range_query.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendShortIdsQuery_get_node_id"))) TS_LDKMessageSendEvent_SendShortIdsQuery_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendShortIdsQuery);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_short_ids_query.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendShortIdsQuery_get_msg"))) TS_LDKMessageSendEvent_SendShortIdsQuery_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendShortIdsQuery);
+                       LDKQueryShortChannelIds msg_var = obj->send_short_ids_query.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKMessageSendEvent_SendReplyChannelRange_get_node_id"))) TS_LDKMessageSendEvent_SendReplyChannelRange_get_node_id(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendReplyChannelRange);
+                       int8_tArray node_id_arr = init_int8_tArray(33, __LINE__);
+                       memcpy(node_id_arr->elems, obj->send_reply_channel_range.node_id.compressed_form, 33);
+       return node_id_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKMessageSendEvent_SendReplyChannelRange_get_msg"))) TS_LDKMessageSendEvent_SendReplyChannelRange_get_msg(uint32_t ptr) {
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       assert(obj->tag == LDKMessageSendEvent_SendReplyChannelRange);
+                       LDKReplyChannelRange msg_var = obj->send_reply_channel_range.msg;
+                       uint32_t msg_ref = 0;
+                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+       return msg_ref;
+}
+static inline LDKCVec_MessageSendEventZ CVec_MessageSendEventZ_clone(const LDKCVec_MessageSendEventZ *orig) {
+       LDKCVec_MessageSendEventZ ret = { .data = MALLOC(sizeof(LDKMessageSendEvent) * orig->datalen, "LDKCVec_MessageSendEventZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = MessageSendEvent_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKFixedPenaltyScorer CResult_FixedPenaltyScorerDecodeErrorZ_get_ok(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return FixedPenaltyScorer_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_get_ok"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(owner & ~1);
+       LDKFixedPenaltyScorer ret_var = CResult_FixedPenaltyScorerDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_FixedPenaltyScorerDecodeErrorZ_get_err(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_get_err"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_FixedPenaltyScorerDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKScoringParameters CResult_ScoringParametersDecodeErrorZ_get_ok(LDKCResult_ScoringParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ScoringParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_get_ok"))) TS_CResult_ScoringParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ScoringParametersDecodeErrorZ* owner_conv = (LDKCResult_ScoringParametersDecodeErrorZ*)(owner & ~1);
+       LDKScoringParameters ret_var = CResult_ScoringParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ScoringParametersDecodeErrorZ_get_err(LDKCResult_ScoringParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_get_err"))) TS_CResult_ScoringParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ScoringParametersDecodeErrorZ* owner_conv = (LDKCResult_ScoringParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ScoringParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKScorer *CResult_ScorerDecodeErrorZ_get_ok(LDKCResult_ScorerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+uint32_t  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_get_ok"))) TS_CResult_ScorerDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ScorerDecodeErrorZ* owner_conv = (LDKCResult_ScorerDecodeErrorZ*)(owner & ~1);
+       LDKScorer ret_var = *CResult_ScorerDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ScorerDecodeErrorZ_get_err(LDKCResult_ScorerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_get_err"))) TS_CResult_ScorerDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ScorerDecodeErrorZ* owner_conv = (LDKCResult_ScorerDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ScorerDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKProbabilisticScoringParameters CResult_ProbabilisticScoringParametersDecodeErrorZ_get_ok(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ProbabilisticScoringParameters_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_get_ok"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(owner & ~1);
+       LDKProbabilisticScoringParameters ret_var = CResult_ProbabilisticScoringParametersDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ProbabilisticScoringParametersDecodeErrorZ_get_err(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_get_err"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ProbabilisticScoringParametersDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKInitFeatures CResult_InitFeaturesDecodeErrorZ_get_ok(LDKCResult_InitFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return InitFeatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_get_ok"))) TS_CResult_InitFeaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKInitFeatures ret_var = CResult_InitFeaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_InitFeaturesDecodeErrorZ_get_err(LDKCResult_InitFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_get_err"))) TS_CResult_InitFeaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_InitFeaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKChannelFeatures CResult_ChannelFeaturesDecodeErrorZ_get_ok(LDKCResult_ChannelFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelFeatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_get_ok"))) TS_CResult_ChannelFeaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKChannelFeatures ret_var = CResult_ChannelFeaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelFeaturesDecodeErrorZ_get_err(LDKCResult_ChannelFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_get_err"))) TS_CResult_ChannelFeaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelFeaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKNodeFeatures CResult_NodeFeaturesDecodeErrorZ_get_ok(LDKCResult_NodeFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NodeFeatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_get_ok"))) TS_CResult_NodeFeaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKNodeFeatures ret_var = CResult_NodeFeaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_NodeFeaturesDecodeErrorZ_get_err(LDKCResult_NodeFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_get_err"))) TS_CResult_NodeFeaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NodeFeaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKInvoiceFeatures CResult_InvoiceFeaturesDecodeErrorZ_get_ok(LDKCResult_InvoiceFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return InvoiceFeatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_get_ok"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKInvoiceFeatures ret_var = CResult_InvoiceFeaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_InvoiceFeaturesDecodeErrorZ_get_err(LDKCResult_InvoiceFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_get_err"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_InvoiceFeaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKChannelTypeFeatures CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(LDKCResult_ChannelTypeFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelTypeFeatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKChannelTypeFeatures ret_var = CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelTypeFeaturesDecodeErrorZ_get_err(LDKCResult_ChannelTypeFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_get_err"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelTypeFeaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDelayedPaymentOutputDescriptor CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return DelayedPaymentOutputDescriptor_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKDelayedPaymentOutputDescriptor ret_var = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKStaticPaymentOutputDescriptor CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return StaticPaymentOutputDescriptor_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKStaticPaymentOutputDescriptor ret_var = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKSpendableOutputDescriptor CResult_SpendableOutputDescriptorDecodeErrorZ_get_ok(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return SpendableOutputDescriptor_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_get_ok"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
+       *ret_copy = CResult_SpendableOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_SpendableOutputDescriptorDecodeErrorZ_get_err(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_get_err"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_SpendableOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_PaymentPreimageZ CVec_PaymentPreimageZ_clone(const LDKCVec_PaymentPreimageZ *orig) {
+       LDKCVec_PaymentPreimageZ ret = { .data = MALLOC(sizeof(LDKThirtyTwoBytes) * orig->datalen, "LDKCVec_PaymentPreimageZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ThirtyTwoBytes_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKSignature C2Tuple_SignatureCVec_SignatureZZ_get_a(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR owner){
+       return owner->a;
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_get_a"))) TS_C2Tuple_SignatureCVec_SignatureZZ_get_a(uint32_t owner) {
+       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_SignatureCVec_SignatureZZ_get_a(owner_conv).compact_form, 64);
+       return ret_arr;
+}
+
+static inline struct LDKCVec_SignatureZ C2Tuple_SignatureCVec_SignatureZZ_get_b(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR owner){
+       return owner->b;
+}
+ptrArray  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_get_b"))) TS_C2Tuple_SignatureCVec_SignatureZZ_get_b(uint32_t owner) {
+       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(owner & ~1);
+       LDKCVec_SignatureZ ret_var = C2Tuple_SignatureCVec_SignatureZZ_get_b(owner_conv);
+       ptrArray ret_arr = NULL;
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
+       for (size_t m = 0; m < ret_var.datalen; m++) {
+               int8_tArray ret_conv_12_arr = init_int8_tArray(64, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_var.data[m].compact_form, 64);
+               ret_arr_ptr[m] = ret_conv_12_arr;
+       }
+       
+       return ret_arr;
+}
+
+static inline struct LDKC2Tuple_SignatureCVec_SignatureZZ CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_SignatureCVec_SignatureZZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(owner & ~1);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
+       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
+}
+
+static inline void CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(owner & ~1);
+       CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKSignature CResult_SignatureNoneZ_get_ok(LDKCResult_SignatureNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+int8_tArray  __attribute__((export_name("TS_CResult_SignatureNoneZ_get_ok"))) TS_CResult_SignatureNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, CResult_SignatureNoneZ_get_ok(owner_conv).compact_form, 64);
+       return ret_arr;
+}
+
+static inline void CResult_SignatureNoneZ_get_err(LDKCResult_SignatureNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_SignatureNoneZ_get_err"))) TS_CResult_SignatureNoneZ_get_err(uint32_t owner) {
+       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)(owner & ~1);
+       CResult_SignatureNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKSignature C2Tuple_SignatureSignatureZ_get_a(LDKC2Tuple_SignatureSignatureZ *NONNULL_PTR owner){
+       return owner->a;
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_get_a"))) TS_C2Tuple_SignatureSignatureZ_get_a(uint32_t owner) {
+       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_SignatureSignatureZ_get_a(owner_conv).compact_form, 64);
+       return ret_arr;
+}
+
+static inline struct LDKSignature C2Tuple_SignatureSignatureZ_get_b(LDKC2Tuple_SignatureSignatureZ *NONNULL_PTR owner){
+       return owner->b;
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_get_b"))) TS_C2Tuple_SignatureSignatureZ_get_b(uint32_t owner) {
+       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_SignatureSignatureZ_get_b(owner_conv).compact_form, 64);
+       return ret_arr;
+}
+
+static inline struct LDKC2Tuple_SignatureSignatureZ CResult_C2Tuple_SignatureSignatureZNoneZ_get_ok(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_SignatureSignatureZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_get_ok"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(owner & ~1);
+       LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
+       *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
+}
+
+static inline void CResult_C2Tuple_SignatureSignatureZNoneZ_get_err(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_get_err"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(owner & ~1);
+       CResult_C2Tuple_SignatureSignatureZNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKSecretKey CResult_SecretKeyNoneZ_get_ok(LDKCResult_SecretKeyNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+int8_tArray  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_get_ok"))) TS_CResult_SecretKeyNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_SecretKeyNoneZ_get_ok(owner_conv).bytes, 32);
+       return ret_arr;
+}
+
+static inline void CResult_SecretKeyNoneZ_get_err(LDKCResult_SecretKeyNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_get_err"))) TS_CResult_SecretKeyNoneZ_get_err(uint32_t owner) {
+       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)(owner & ~1);
+       CResult_SecretKeyNoneZ_get_err(owner_conv);
+}
+
+typedef struct LDKBaseSign_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKBaseSign_JCalls;
+static void LDKBaseSign_JCalls_free(void* this_arg) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+LDKPublicKey get_per_commitment_point_LDKBaseSign_jcall(const void* this_arg, uint64_t idx) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_1(j_calls->instance_ptr, 0, (uint32_t)idx);
+       LDKPublicKey ret_ref;
+       CHECK(ret->arr_len == 33);
+       memcpy(ret_ref.compressed_form, ret->elems, 33); FREE(ret);
+       return ret_ref;
+}
+LDKThirtyTwoBytes release_commitment_secret_LDKBaseSign_jcall(const void* this_arg, uint64_t idx) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_1(j_calls->instance_ptr, 1, (uint32_t)idx);
+       LDKThirtyTwoBytes ret_ref;
+       CHECK(ret->arr_len == 32);
+       memcpy(ret_ref.data, ret->elems, 32); FREE(ret);
+       return ret_ref;
+}
+LDKCResult_NoneNoneZ validate_holder_commitment_LDKBaseSign_jcall(const void* this_arg, const LDKHolderCommitmentTransaction * holder_tx, LDKCVec_PaymentPreimageZ preimages) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKHolderCommitmentTransaction holder_tx_var = *holder_tx;
+       uint32_t holder_tx_ref = 0;
+       holder_tx_var = HolderCommitmentTransaction_clone(holder_tx);
+       CHECK((((uintptr_t)holder_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&holder_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_var);
+       holder_tx_ref = (uintptr_t)holder_tx_var.inner;
+       if (holder_tx_var.is_owned) {
+               holder_tx_ref |= 1;
+       }
+       LDKCVec_PaymentPreimageZ preimages_var = preimages;
+       ptrArray preimages_arr = NULL;
+       preimages_arr = init_ptrArray(preimages_var.datalen, __LINE__);
+       int8_tArray *preimages_arr_ptr = (int8_tArray*)(((uint8_t*)preimages_arr) + 4);
+       for (size_t m = 0; m < preimages_var.datalen; m++) {
+               int8_tArray preimages_conv_12_arr = init_int8_tArray(32, __LINE__);
+               memcpy(preimages_conv_12_arr->elems, preimages_var.data[m].data, 32);
+               preimages_arr_ptr[m] = preimages_conv_12_arr;
+       }
+       
+       FREE(preimages_var.data);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 2, (uint32_t)holder_tx_ref, (uint32_t)preimages_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKThirtyTwoBytes channel_keys_id_LDKBaseSign_jcall(const void* this_arg) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 3);
+       LDKThirtyTwoBytes ret_ref;
+       CHECK(ret->arr_len == 32);
+       memcpy(ret_ref.data, ret->elems, 32); FREE(ret);
+       return ret_ref;
+}
+LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment_LDKBaseSign_jcall(const void* this_arg, const LDKCommitmentTransaction * commitment_tx, LDKCVec_PaymentPreimageZ preimages) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKCommitmentTransaction commitment_tx_var = *commitment_tx;
+       uint32_t commitment_tx_ref = 0;
+       commitment_tx_var = CommitmentTransaction_clone(commitment_tx);
+       CHECK((((uintptr_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
+       commitment_tx_ref = (uintptr_t)commitment_tx_var.inner;
+       if (commitment_tx_var.is_owned) {
+               commitment_tx_ref |= 1;
+       }
+       LDKCVec_PaymentPreimageZ preimages_var = preimages;
+       ptrArray preimages_arr = NULL;
+       preimages_arr = init_ptrArray(preimages_var.datalen, __LINE__);
+       int8_tArray *preimages_arr_ptr = (int8_tArray*)(((uint8_t*)preimages_arr) + 4);
+       for (size_t m = 0; m < preimages_var.datalen; m++) {
+               int8_tArray preimages_conv_12_arr = init_int8_tArray(32, __LINE__);
+               memcpy(preimages_conv_12_arr->elems, preimages_var.data[m].data, 32);
+               preimages_arr_ptr[m] = preimages_conv_12_arr;
+       }
+       
+       FREE(preimages_var.data);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 4, (uint32_t)commitment_tx_ref, (uint32_t)preimages_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_NoneNoneZ validate_counterparty_revocation_LDKBaseSign_jcall(const void* this_arg, uint64_t idx, const uint8_t (* secret)[32]) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       int8_tArray secret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(secret_arr->elems, *secret, 32);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 5, (uint32_t)idx, (uint32_t)secret_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htlcs_LDKBaseSign_jcall(const void* this_arg, const LDKHolderCommitmentTransaction * commitment_tx) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKHolderCommitmentTransaction commitment_tx_var = *commitment_tx;
+       uint32_t commitment_tx_ref = 0;
+       commitment_tx_var = HolderCommitmentTransaction_clone(commitment_tx);
+       CHECK((((uintptr_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
+       commitment_tx_ref = (uintptr_t)commitment_tx_var.inner;
+       if (commitment_tx_var.is_owned) {
+               commitment_tx_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 6, (uint32_t)commitment_tx_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_SignatureNoneZ sign_justice_revoked_output_LDKBaseSign_jcall(const void* this_arg, LDKTransaction justice_tx, uintptr_t input, uint64_t amount, const uint8_t (* per_commitment_key)[32]) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKTransaction justice_tx_var = justice_tx;
+       int8_tArray justice_tx_arr = init_int8_tArray(justice_tx_var.datalen, __LINE__);
+       memcpy(justice_tx_arr->elems, justice_tx_var.data, justice_tx_var.datalen);
+       Transaction_free(justice_tx_var);
+       int8_tArray per_commitment_key_arr = init_int8_tArray(32, __LINE__);
+       memcpy(per_commitment_key_arr->elems, *per_commitment_key, 32);
+       uint32_t ret = js_invoke_function_4(j_calls->instance_ptr, 7, (uint32_t)justice_tx_arr, (uint32_t)input, (uint32_t)amount, (uint32_t)per_commitment_key_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_SignatureNoneZ sign_justice_revoked_htlc_LDKBaseSign_jcall(const void* this_arg, LDKTransaction justice_tx, uintptr_t input, uint64_t amount, const uint8_t (* per_commitment_key)[32], const LDKHTLCOutputInCommitment * htlc) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKTransaction justice_tx_var = justice_tx;
+       int8_tArray justice_tx_arr = init_int8_tArray(justice_tx_var.datalen, __LINE__);
+       memcpy(justice_tx_arr->elems, justice_tx_var.data, justice_tx_var.datalen);
+       Transaction_free(justice_tx_var);
+       int8_tArray per_commitment_key_arr = init_int8_tArray(32, __LINE__);
+       memcpy(per_commitment_key_arr->elems, *per_commitment_key, 32);
+       LDKHTLCOutputInCommitment htlc_var = *htlc;
+       uint32_t htlc_ref = 0;
+       htlc_var = HTLCOutputInCommitment_clone(htlc);
+       CHECK((((uintptr_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
+       htlc_ref = (uintptr_t)htlc_var.inner;
+       if (htlc_var.is_owned) {
+               htlc_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_5(j_calls->instance_ptr, 8, (uint32_t)justice_tx_arr, (uint32_t)input, (uint32_t)amount, (uint32_t)per_commitment_key_arr, (uint32_t)htlc_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_SignatureNoneZ sign_counterparty_htlc_transaction_LDKBaseSign_jcall(const void* this_arg, LDKTransaction htlc_tx, uintptr_t input, uint64_t amount, LDKPublicKey per_commitment_point, const LDKHTLCOutputInCommitment * htlc) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKTransaction htlc_tx_var = htlc_tx;
+       int8_tArray htlc_tx_arr = init_int8_tArray(htlc_tx_var.datalen, __LINE__);
+       memcpy(htlc_tx_arr->elems, htlc_tx_var.data, htlc_tx_var.datalen);
+       Transaction_free(htlc_tx_var);
+       int8_tArray per_commitment_point_arr = init_int8_tArray(33, __LINE__);
+       memcpy(per_commitment_point_arr->elems, per_commitment_point.compressed_form, 33);
+       LDKHTLCOutputInCommitment htlc_var = *htlc;
+       uint32_t htlc_ref = 0;
+       htlc_var = HTLCOutputInCommitment_clone(htlc);
+       CHECK((((uintptr_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
+       htlc_ref = (uintptr_t)htlc_var.inner;
+       if (htlc_var.is_owned) {
+               htlc_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_5(j_calls->instance_ptr, 9, (uint32_t)htlc_tx_arr, (uint32_t)input, (uint32_t)amount, (uint32_t)per_commitment_point_arr, (uint32_t)htlc_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_SignatureNoneZ sign_closing_transaction_LDKBaseSign_jcall(const void* this_arg, const LDKClosingTransaction * closing_tx) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKClosingTransaction closing_tx_var = *closing_tx;
+       uint32_t closing_tx_ref = 0;
+       closing_tx_var = ClosingTransaction_clone(closing_tx);
+       CHECK((((uintptr_t)closing_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&closing_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_var);
+       closing_tx_ref = (uintptr_t)closing_tx_var.inner;
+       if (closing_tx_var.is_owned) {
+               closing_tx_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 10, (uint32_t)closing_tx_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_C2Tuple_SignatureSignatureZNoneZ sign_channel_announcement_LDKBaseSign_jcall(const void* this_arg, const LDKUnsignedChannelAnnouncement * msg) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKUnsignedChannelAnnouncement msg_var = *msg;
+       uint32_t msg_ref = 0;
+       msg_var = UnsignedChannelAnnouncement_clone(msg);
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+       msg_ref = (uintptr_t)msg_var.inner;
+       if (msg_var.is_owned) {
+               msg_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 11, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+void ready_channel_LDKBaseSign_jcall(void* this_arg, const LDKChannelTransactionParameters * channel_parameters) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       LDKChannelTransactionParameters channel_parameters_var = *channel_parameters;
+       uint32_t channel_parameters_ref = 0;
+       channel_parameters_var = ChannelTransactionParameters_clone(channel_parameters);
+       CHECK((((uintptr_t)channel_parameters_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&channel_parameters_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_var);
+       channel_parameters_ref = (uintptr_t)channel_parameters_var.inner;
+       if (channel_parameters_var.is_owned) {
+               channel_parameters_ref |= 1;
+       }
+       js_invoke_function_1(j_calls->instance_ptr, 12, (uint32_t)channel_parameters_ref);
+}
+static void LDKBaseSign_JCalls_cloned(LDKBaseSign* new_obj) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKBaseSign LDKBaseSign_init (JSValue o, uint32_t pubkeys) {
+       LDKBaseSign_JCalls *calls = MALLOC(sizeof(LDKBaseSign_JCalls), "LDKBaseSign_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKChannelPublicKeys pubkeys_conv;
+       pubkeys_conv.inner = (void*)(pubkeys & (~1));
+       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
+
+       LDKBaseSign ret = {
+               .this_arg = (void*) calls,
+               .get_per_commitment_point = get_per_commitment_point_LDKBaseSign_jcall,
+               .release_commitment_secret = release_commitment_secret_LDKBaseSign_jcall,
+               .validate_holder_commitment = validate_holder_commitment_LDKBaseSign_jcall,
+               .channel_keys_id = channel_keys_id_LDKBaseSign_jcall,
+               .sign_counterparty_commitment = sign_counterparty_commitment_LDKBaseSign_jcall,
+               .validate_counterparty_revocation = validate_counterparty_revocation_LDKBaseSign_jcall,
+               .sign_holder_commitment_and_htlcs = sign_holder_commitment_and_htlcs_LDKBaseSign_jcall,
+               .sign_justice_revoked_output = sign_justice_revoked_output_LDKBaseSign_jcall,
+               .sign_justice_revoked_htlc = sign_justice_revoked_htlc_LDKBaseSign_jcall,
+               .sign_counterparty_htlc_transaction = sign_counterparty_htlc_transaction_LDKBaseSign_jcall,
+               .sign_closing_transaction = sign_closing_transaction_LDKBaseSign_jcall,
+               .sign_channel_announcement = sign_channel_announcement_LDKBaseSign_jcall,
+               .ready_channel = ready_channel_LDKBaseSign_jcall,
+               .free = LDKBaseSign_JCalls_free,
+               .pubkeys = pubkeys_conv,
+               .set_pubkeys = NULL,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKBaseSign_new"))) TS_LDKBaseSign_new(JSValue o, uint32_t pubkeys) {
+       LDKBaseSign *res_ptr = MALLOC(sizeof(LDKBaseSign), "LDKBaseSign");
+       *res_ptr = LDKBaseSign_init(o, pubkeys);
+       return (long)res_ptr;
+}
+int8_tArray  __attribute__((export_name("TS_BaseSign_get_per_commitment_point"))) TS_BaseSign_get_per_commitment_point(uint32_t this_arg, int64_t idx) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->get_per_commitment_point)(this_arg_conv->this_arg, idx).compressed_form, 33);
+       return ret_arr;
+}
+
+int8_tArray  __attribute__((export_name("TS_BaseSign_release_commitment_secret"))) TS_BaseSign_release_commitment_secret(uint32_t this_arg, int64_t idx) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->release_commitment_secret)(this_arg_conv->this_arg, idx).data, 32);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_validate_holder_commitment"))) TS_BaseSign_validate_holder_commitment(uint32_t this_arg, uint32_t holder_tx, ptrArray preimages) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKHolderCommitmentTransaction holder_tx_conv;
+       holder_tx_conv.inner = (void*)(holder_tx & (~1));
+       holder_tx_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_conv);
+       LDKCVec_PaymentPreimageZ preimages_constr;
+       preimages_constr.datalen = preimages->arr_len;
+       if (preimages_constr.datalen > 0)
+               preimages_constr.data = MALLOC(preimages_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_PaymentPreimageZ Elements");
+       else
+               preimages_constr.data = NULL;
+       int8_tArray* preimages_vals = (void*) preimages->elems /* XXX preimages leaks */;
+       for (size_t m = 0; m < preimages_constr.datalen; m++) {
+               int8_tArray preimages_conv_12 = preimages_vals[m];
+               LDKThirtyTwoBytes preimages_conv_12_ref;
+               CHECK(preimages_conv_12->arr_len == 32);
+               memcpy(preimages_conv_12_ref.data, preimages_conv_12->elems, 32); FREE(preimages_conv_12);
+               preimages_constr.data[m] = preimages_conv_12_ref;
+       }
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = (this_arg_conv->validate_holder_commitment)(this_arg_conv->this_arg, &holder_tx_conv, preimages_constr);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_BaseSign_channel_keys_id"))) TS_BaseSign_channel_keys_id(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->channel_keys_id)(this_arg_conv->this_arg).data, 32);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_counterparty_commitment"))) TS_BaseSign_sign_counterparty_commitment(uint32_t this_arg, uint32_t commitment_tx, ptrArray preimages) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKCommitmentTransaction commitment_tx_conv;
+       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
+       commitment_tx_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
+       LDKCVec_PaymentPreimageZ preimages_constr;
+       preimages_constr.datalen = preimages->arr_len;
+       if (preimages_constr.datalen > 0)
+               preimages_constr.data = MALLOC(preimages_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_PaymentPreimageZ Elements");
+       else
+               preimages_constr.data = NULL;
+       int8_tArray* preimages_vals = (void*) preimages->elems /* XXX preimages leaks */;
+       for (size_t m = 0; m < preimages_constr.datalen; m++) {
+               int8_tArray preimages_conv_12 = preimages_vals[m];
+               LDKThirtyTwoBytes preimages_conv_12_ref;
+               CHECK(preimages_conv_12->arr_len == 32);
+               memcpy(preimages_conv_12_ref.data, preimages_conv_12->elems, 32); FREE(preimages_conv_12);
+               preimages_constr.data[m] = preimages_conv_12_ref;
+       }
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = (this_arg_conv->sign_counterparty_commitment)(this_arg_conv->this_arg, &commitment_tx_conv, preimages_constr);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_validate_counterparty_revocation"))) TS_BaseSign_validate_counterparty_revocation(uint32_t this_arg, int64_t idx, int8_tArray secret) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       unsigned char secret_arr[32];
+       CHECK(secret->arr_len == 32);
+       memcpy(secret_arr, secret->elems, 32); FREE(secret);
+       unsigned char (*secret_ref)[32] = &secret_arr;
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = (this_arg_conv->validate_counterparty_revocation)(this_arg_conv->this_arg, idx, secret_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_holder_commitment_and_htlcs"))) TS_BaseSign_sign_holder_commitment_and_htlcs(uint32_t this_arg, uint32_t commitment_tx) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKHolderCommitmentTransaction commitment_tx_conv;
+       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
+       commitment_tx_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = (this_arg_conv->sign_holder_commitment_and_htlcs)(this_arg_conv->this_arg, &commitment_tx_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_justice_revoked_output"))) TS_BaseSign_sign_justice_revoked_output(uint32_t this_arg, int8_tArray justice_tx, uint32_t input, int64_t amount, int8_tArray per_commitment_key) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKTransaction justice_tx_ref;
+       justice_tx_ref.datalen = justice_tx->arr_len;
+       justice_tx_ref.data = MALLOC(justice_tx_ref.datalen, "LDKTransaction Bytes");
+       memcpy(justice_tx_ref.data, justice_tx->elems, justice_tx_ref.datalen); FREE(justice_tx);
+       justice_tx_ref.data_is_owned = true;
+       unsigned char per_commitment_key_arr[32];
+       CHECK(per_commitment_key->arr_len == 32);
+       memcpy(per_commitment_key_arr, per_commitment_key->elems, 32); FREE(per_commitment_key);
+       unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_justice_revoked_output)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_justice_revoked_htlc"))) TS_BaseSign_sign_justice_revoked_htlc(uint32_t this_arg, int8_tArray justice_tx, uint32_t input, int64_t amount, int8_tArray per_commitment_key, uint32_t htlc) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKTransaction justice_tx_ref;
+       justice_tx_ref.datalen = justice_tx->arr_len;
+       justice_tx_ref.data = MALLOC(justice_tx_ref.datalen, "LDKTransaction Bytes");
+       memcpy(justice_tx_ref.data, justice_tx->elems, justice_tx_ref.datalen); FREE(justice_tx);
+       justice_tx_ref.data_is_owned = true;
+       unsigned char per_commitment_key_arr[32];
+       CHECK(per_commitment_key->arr_len == 32);
+       memcpy(per_commitment_key_arr, per_commitment_key->elems, 32); FREE(per_commitment_key);
+       unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
+       LDKHTLCOutputInCommitment htlc_conv;
+       htlc_conv.inner = (void*)(htlc & (~1));
+       htlc_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_justice_revoked_htlc)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref, &htlc_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_counterparty_htlc_transaction"))) TS_BaseSign_sign_counterparty_htlc_transaction(uint32_t this_arg, int8_tArray htlc_tx, uint32_t input, int64_t amount, int8_tArray per_commitment_point, uint32_t htlc) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKTransaction htlc_tx_ref;
+       htlc_tx_ref.datalen = htlc_tx->arr_len;
+       htlc_tx_ref.data = MALLOC(htlc_tx_ref.datalen, "LDKTransaction Bytes");
+       memcpy(htlc_tx_ref.data, htlc_tx->elems, htlc_tx_ref.datalen); FREE(htlc_tx);
+       htlc_tx_ref.data_is_owned = true;
+       LDKPublicKey per_commitment_point_ref;
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
+       LDKHTLCOutputInCommitment htlc_conv;
+       htlc_conv.inner = (void*)(htlc & (~1));
+       htlc_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_counterparty_htlc_transaction)(this_arg_conv->this_arg, htlc_tx_ref, input, amount, per_commitment_point_ref, &htlc_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_closing_transaction"))) TS_BaseSign_sign_closing_transaction(uint32_t this_arg, uint32_t closing_tx) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKClosingTransaction closing_tx_conv;
+       closing_tx_conv.inner = (void*)(closing_tx & (~1));
+       closing_tx_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_conv);
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_closing_transaction)(this_arg_conv->this_arg, &closing_tx_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_BaseSign_sign_channel_announcement"))) TS_BaseSign_sign_channel_announcement(uint32_t this_arg, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKUnsignedChannelAnnouncement msg_conv;
+       msg_conv.inner = (void*)(msg & (~1));
+       msg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
+       *ret_conv = (this_arg_conv->sign_channel_announcement)(this_arg_conv->this_arg, &msg_conv);
+       return (uint32_t)ret_conv;
+}
+
+void  __attribute__((export_name("TS_BaseSign_ready_channel"))) TS_BaseSign_ready_channel(uint32_t this_arg, uint32_t channel_parameters) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKChannelTransactionParameters channel_parameters_conv;
+       channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
+       channel_parameters_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
+       (this_arg_conv->ready_channel)(this_arg_conv->this_arg, &channel_parameters_conv);
+}
+
+LDKChannelPublicKeys LDKBaseSign_set_get_pubkeys(LDKBaseSign* this_arg) {
+       if (this_arg->set_pubkeys != NULL)
+               this_arg->set_pubkeys(this_arg);
+       return this_arg->pubkeys;
+}
+uint32_t  __attribute__((export_name("TS_BaseSign_get_pubkeys"))) TS_BaseSign_get_pubkeys(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKChannelPublicKeys ret_var = LDKBaseSign_set_get_pubkeys(this_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+typedef struct LDKSign_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+       LDKBaseSign_JCalls* BaseSign;
+} LDKSign_JCalls;
+static void LDKSign_JCalls_free(void* this_arg) {
+       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+LDKCVec_u8Z write_LDKSign_jcall(const void* this_arg) {
+       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 13);
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = ret->arr_len;
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       memcpy(ret_ref.data, ret->elems, ret_ref.datalen); FREE(ret);
+       return ret_ref;
+}
+static void LDKSign_JCalls_cloned(LDKSign* new_obj) {
+       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       atomic_fetch_add_explicit(&j_calls->BaseSign->refcnt, 1, memory_order_release);
+}
+static inline LDKSign LDKSign_init (JSValue o, JSValue BaseSign, uint32_t pubkeys) {
+       LDKSign_JCalls *calls = MALLOC(sizeof(LDKSign_JCalls), "LDKSign_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKChannelPublicKeys pubkeys_conv;
+       pubkeys_conv.inner = (void*)(pubkeys & (~1));
+       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
+
+       LDKSign ret = {
+               .this_arg = (void*) calls,
+               .write = write_LDKSign_jcall,
+               .cloned = LDKSign_JCalls_cloned,
+               .free = LDKSign_JCalls_free,
+               .BaseSign = LDKBaseSign_init(BaseSign, pubkeys),
+       };
+       calls->BaseSign = ret.BaseSign.this_arg;
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKSign_new"))) TS_LDKSign_new(JSValue o, JSValue BaseSign, uint32_t pubkeys) {
+       LDKSign *res_ptr = MALLOC(sizeof(LDKSign), "LDKSign");
+       *res_ptr = LDKSign_init(o, BaseSign, pubkeys);
+       return (long)res_ptr;
+}
+int8_tArray  __attribute__((export_name("TS_Sign_write"))) TS_Sign_write(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKSign* this_arg_conv = (LDKSign*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static inline struct LDKSign CResult_SignDecodeErrorZ_get_ok(LDKCResult_SignDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Sign_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_get_ok"))) TS_CResult_SignDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)(owner & ~1);
+       LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
+       *ret_ret = CResult_SignDecodeErrorZ_get_ok(owner_conv);
+       return (uint32_t)ret_ret;
+}
+
+static inline struct LDKDecodeError CResult_SignDecodeErrorZ_get_err(LDKCResult_SignDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_get_err"))) TS_CResult_SignDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_SignDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKRecoverableSignature CResult_RecoverableSignatureNoneZ_get_ok(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+int8_tArray  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_get_ok"))) TS_CResult_RecoverableSignatureNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(68, __LINE__);
+       memcpy(ret_arr->elems, CResult_RecoverableSignatureNoneZ_get_ok(owner_conv).serialized_form, 68);
+       return ret_arr;
+}
+
+static inline void CResult_RecoverableSignatureNoneZ_get_err(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_get_err"))) TS_CResult_RecoverableSignatureNoneZ_get_err(uint32_t owner) {
+       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)(owner & ~1);
+       CResult_RecoverableSignatureNoneZ_get_err(owner_conv);
+}
+
+static inline LDKCVec_CVec_u8ZZ CVec_CVec_u8ZZ_clone(const LDKCVec_CVec_u8ZZ *orig) {
+       LDKCVec_CVec_u8ZZ ret = { .data = MALLOC(sizeof(LDKCVec_u8Z) * orig->datalen, "LDKCVec_CVec_u8ZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = CVec_u8Z_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKCVec_CVec_u8ZZ CResult_CVec_CVec_u8ZZNoneZ_get_ok(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CVec_CVec_u8ZZ_clone(&*owner->contents.result);
+}
+ptrArray  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_get_ok"))) TS_CResult_CVec_CVec_u8ZZNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(owner & ~1);
+       LDKCVec_CVec_u8ZZ ret_var = CResult_CVec_CVec_u8ZZNoneZ_get_ok(owner_conv);
+       ptrArray ret_arr = NULL;
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
+       for (size_t m = 0; m < ret_var.datalen; m++) {
+               LDKCVec_u8Z ret_conv_12_var = ret_var.data[m];
+               int8_tArray ret_conv_12_arr = init_int8_tArray(ret_conv_12_var.datalen, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_conv_12_var.data, ret_conv_12_var.datalen);
+               CVec_u8Z_free(ret_conv_12_var);
+               ret_arr_ptr[m] = ret_conv_12_arr;
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+static inline void CResult_CVec_CVec_u8ZZNoneZ_get_err(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_get_err"))) TS_CResult_CVec_CVec_u8ZZNoneZ_get_err(uint32_t owner) {
+       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(owner & ~1);
+       CResult_CVec_CVec_u8ZZNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKInMemorySigner CResult_InMemorySignerDecodeErrorZ_get_ok(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return InMemorySigner_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_get_ok"))) TS_CResult_InMemorySignerDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(owner & ~1);
+       LDKInMemorySigner ret_var = CResult_InMemorySignerDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_InMemorySignerDecodeErrorZ_get_err(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_get_err"))) TS_CResult_InMemorySignerDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_InMemorySignerDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_TxOutZ CVec_TxOutZ_clone(const LDKCVec_TxOutZ *orig) {
+       LDKCVec_TxOutZ ret = { .data = MALLOC(sizeof(LDKTxOut) * orig->datalen, "LDKCVec_TxOutZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = TxOut_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKTransaction CResult_TransactionNoneZ_get_ok(LDKCResult_TransactionNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+int8_tArray  __attribute__((export_name("TS_CResult_TransactionNoneZ_get_ok"))) TS_CResult_TransactionNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)(owner & ~1);
+       LDKTransaction ret_var = CResult_TransactionNoneZ_get_ok(owner_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       return ret_arr;
+}
+
+static inline void CResult_TransactionNoneZ_get_err(LDKCResult_TransactionNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_TransactionNoneZ_get_err"))) TS_CResult_TransactionNoneZ_get_err(uint32_t owner) {
+       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)(owner & ~1);
+       CResult_TransactionNoneZ_get_err(owner_conv);
+}
+
+uint32_t __attribute__((export_name("TS_LDKCOption_u16Z_ty_from_ptr"))) TS_LDKCOption_u16Z_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_u16Z *obj = (LDKCOption_u16Z*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_u16Z_Some: return 0;
+               case LDKCOption_u16Z_None: return 1;
+               default: abort();
+       }
+}
+int16_t __attribute__((export_name("TS_LDKCOption_u16Z_Some_get_some"))) TS_LDKCOption_u16Z_Some_get_some(uint32_t ptr) {
+       LDKCOption_u16Z *obj = (LDKCOption_u16Z*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_u16Z_Some);
+       return obj->some;
+}
+uint32_t __attribute__((export_name("TS_LDKAPIError_ty_from_ptr"))) TS_LDKAPIError_ty_from_ptr(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKAPIError_APIMisuseError: return 0;
+               case LDKAPIError_FeeRateTooHigh: return 1;
+               case LDKAPIError_RouteError: return 2;
+               case LDKAPIError_ChannelUnavailable: return 3;
+               case LDKAPIError_MonitorUpdateFailed: return 4;
+               case LDKAPIError_IncompatibleShutdownScript: return 5;
+               default: abort();
+       }
+}
+jstring __attribute__((export_name("TS_LDKAPIError_APIMisuseError_get_err"))) TS_LDKAPIError_APIMisuseError_get_err(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_APIMisuseError);
+                       LDKStr err_str = obj->api_misuse_error.err;
+                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
+       return err_conv;
+}
+jstring __attribute__((export_name("TS_LDKAPIError_FeeRateTooHigh_get_err"))) TS_LDKAPIError_FeeRateTooHigh_get_err(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_FeeRateTooHigh);
+                       LDKStr err_str = obj->fee_rate_too_high.err;
+                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
+       return err_conv;
+}
+int32_t __attribute__((export_name("TS_LDKAPIError_FeeRateTooHigh_get_feerate"))) TS_LDKAPIError_FeeRateTooHigh_get_feerate(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_FeeRateTooHigh);
+       return obj->fee_rate_too_high.feerate;
+}
+jstring __attribute__((export_name("TS_LDKAPIError_RouteError_get_err"))) TS_LDKAPIError_RouteError_get_err(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_RouteError);
+                       LDKStr err_str = obj->route_error.err;
+                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
+       return err_conv;
+}
+jstring __attribute__((export_name("TS_LDKAPIError_ChannelUnavailable_get_err"))) TS_LDKAPIError_ChannelUnavailable_get_err(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_ChannelUnavailable);
+                       LDKStr err_str = obj->channel_unavailable.err;
+                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
+       return err_conv;
+}
+uint32_t __attribute__((export_name("TS_LDKAPIError_IncompatibleShutdownScript_get_script"))) TS_LDKAPIError_IncompatibleShutdownScript_get_script(uint32_t ptr) {
+       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       assert(obj->tag == LDKAPIError_IncompatibleShutdownScript);
+                       LDKShutdownScript script_var = obj->incompatible_shutdown_script.script;
+                       uint32_t script_ref = 0;
+                       CHECK((((uintptr_t)script_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&script_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(script_var);
+                       script_ref = (uintptr_t)script_var.inner & ~1;
+       return script_ref;
+}
+static inline void CResult_NoneAPIErrorZ_get_ok(LDKCResult_NoneAPIErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+void  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_get_ok"))) TS_CResult_NoneAPIErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)(owner & ~1);
+       CResult_NoneAPIErrorZ_get_ok(owner_conv);
+}
+
+static inline struct LDKAPIError CResult_NoneAPIErrorZ_get_err(LDKCResult_NoneAPIErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return APIError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_get_err"))) TS_CResult_NoneAPIErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)(owner & ~1);
+       LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
+       *ret_copy = CResult_NoneAPIErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline LDKCVec_CResult_NoneAPIErrorZZ CVec_CResult_NoneAPIErrorZZ_clone(const LDKCVec_CResult_NoneAPIErrorZZ *orig) {
+       LDKCVec_CResult_NoneAPIErrorZZ ret = { .data = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ) * orig->datalen, "LDKCVec_CResult_NoneAPIErrorZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = CResult_NoneAPIErrorZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_APIErrorZ CVec_APIErrorZ_clone(const LDKCVec_APIErrorZ *orig) {
+       LDKCVec_APIErrorZ ret = { .data = MALLOC(sizeof(LDKAPIError) * orig->datalen, "LDKCVec_APIErrorZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = APIError_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKThirtyTwoBytes CResult__u832APIErrorZ_get_ok(LDKCResult__u832APIErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult__u832APIErrorZ_get_ok"))) TS_CResult__u832APIErrorZ_get_ok(uint32_t owner) {
+       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult__u832APIErrorZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKAPIError CResult__u832APIErrorZ_get_err(LDKCResult__u832APIErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return APIError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult__u832APIErrorZ_get_err"))) TS_CResult__u832APIErrorZ_get_err(uint32_t owner) {
+       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)(owner & ~1);
+       LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
+       *ret_copy = CResult__u832APIErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKPaymentSendFailure_ty_from_ptr"))) TS_LDKPaymentSendFailure_ty_from_ptr(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKPaymentSendFailure_ParameterError: return 0;
+               case LDKPaymentSendFailure_PathParameterError: return 1;
+               case LDKPaymentSendFailure_AllFailedRetrySafe: return 2;
+               case LDKPaymentSendFailure_PartialFailure: return 3;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKPaymentSendFailure_ParameterError_get_parameter_error"))) TS_LDKPaymentSendFailure_ParameterError_get_parameter_error(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_ParameterError);
+                       uint32_t parameter_error_ref = ((uintptr_t)&obj->parameter_error) | 1;
+       return parameter_error_ref;
+}
+uint32_tArray __attribute__((export_name("TS_LDKPaymentSendFailure_PathParameterError_get_path_parameter_error"))) TS_LDKPaymentSendFailure_PathParameterError_get_path_parameter_error(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_PathParameterError);
+                       LDKCVec_CResult_NoneAPIErrorZZ path_parameter_error_var = obj->path_parameter_error;
+                       uint32_tArray path_parameter_error_arr = NULL;
+                       path_parameter_error_arr = init_uint32_tArray(path_parameter_error_var.datalen, __LINE__);
+                       uint32_t *path_parameter_error_arr_ptr = (uint32_t*)(((uint8_t*)path_parameter_error_arr) + 4);
+                       for (size_t w = 0; w < path_parameter_error_var.datalen; w++) {
+                               LDKCResult_NoneAPIErrorZ* path_parameter_error_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+                               *path_parameter_error_conv_22_conv = path_parameter_error_var.data[w];
+                               *path_parameter_error_conv_22_conv = CResult_NoneAPIErrorZ_clone(path_parameter_error_conv_22_conv);
+                               path_parameter_error_arr_ptr[w] = (uint32_t)path_parameter_error_conv_22_conv;
+                       }
+                       
+       return path_parameter_error_arr;
+}
+uint32_tArray __attribute__((export_name("TS_LDKPaymentSendFailure_AllFailedRetrySafe_get_all_failed_retry_safe"))) TS_LDKPaymentSendFailure_AllFailedRetrySafe_get_all_failed_retry_safe(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_AllFailedRetrySafe);
+                       LDKCVec_APIErrorZ all_failed_retry_safe_var = obj->all_failed_retry_safe;
+                       uint32_tArray all_failed_retry_safe_arr = NULL;
+                       all_failed_retry_safe_arr = init_uint32_tArray(all_failed_retry_safe_var.datalen, __LINE__);
+                       uint32_t *all_failed_retry_safe_arr_ptr = (uint32_t*)(((uint8_t*)all_failed_retry_safe_arr) + 4);
+                       for (size_t k = 0; k < all_failed_retry_safe_var.datalen; k++) {
+                               uint32_t all_failed_retry_safe_conv_10_ref = ((uintptr_t)&all_failed_retry_safe_var.data[k]) | 1;
+                               all_failed_retry_safe_arr_ptr[k] = all_failed_retry_safe_conv_10_ref;
+                       }
+                       
+       return all_failed_retry_safe_arr;
+}
+uint32_tArray __attribute__((export_name("TS_LDKPaymentSendFailure_PartialFailure_get_results"))) TS_LDKPaymentSendFailure_PartialFailure_get_results(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_PartialFailure);
+                       LDKCVec_CResult_NoneAPIErrorZZ results_var = obj->partial_failure.results;
+                       uint32_tArray results_arr = NULL;
+                       results_arr = init_uint32_tArray(results_var.datalen, __LINE__);
+                       uint32_t *results_arr_ptr = (uint32_t*)(((uint8_t*)results_arr) + 4);
+                       for (size_t w = 0; w < results_var.datalen; w++) {
+                               LDKCResult_NoneAPIErrorZ* results_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+                               *results_conv_22_conv = results_var.data[w];
+                               *results_conv_22_conv = CResult_NoneAPIErrorZ_clone(results_conv_22_conv);
+                               results_arr_ptr[w] = (uint32_t)results_conv_22_conv;
+                       }
+                       
+       return results_arr;
+}
+uint32_t __attribute__((export_name("TS_LDKPaymentSendFailure_PartialFailure_get_failed_paths_retry"))) TS_LDKPaymentSendFailure_PartialFailure_get_failed_paths_retry(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_PartialFailure);
+                       LDKRouteParameters failed_paths_retry_var = obj->partial_failure.failed_paths_retry;
+                       uint32_t failed_paths_retry_ref = 0;
+                       if ((uintptr_t)failed_paths_retry_var.inner > 4096) {
+                               CHECK((((uintptr_t)failed_paths_retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                               CHECK((((uintptr_t)&failed_paths_retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(failed_paths_retry_var);
+                               failed_paths_retry_ref = (uintptr_t)failed_paths_retry_var.inner & ~1;
+                       }
+       return failed_paths_retry_ref;
+}
+int8_tArray __attribute__((export_name("TS_LDKPaymentSendFailure_PartialFailure_get_payment_id"))) TS_LDKPaymentSendFailure_PartialFailure_get_payment_id(uint32_t ptr) {
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentSendFailure_PartialFailure);
+                       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(payment_id_arr->elems, obj->partial_failure.payment_id.data, 32);
+       return payment_id_arr;
+}
+static inline struct LDKThirtyTwoBytes CResult_PaymentIdPaymentSendFailureZ_get_ok(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_get_ok"))) TS_CResult_PaymentIdPaymentSendFailureZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentIdPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_PaymentIdPaymentSendFailureZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKPaymentSendFailure CResult_PaymentIdPaymentSendFailureZ_get_err(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentSendFailure_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_get_err"))) TS_CResult_PaymentIdPaymentSendFailureZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentIdPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(owner & ~1);
+       LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
+       *ret_copy = CResult_PaymentIdPaymentSendFailureZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline void CResult_NonePaymentSendFailureZ_get_ok(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+void  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_get_ok"))) TS_CResult_NonePaymentSendFailureZ_get_ok(uint32_t owner) {
+       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)(owner & ~1);
+       CResult_NonePaymentSendFailureZ_get_ok(owner_conv);
+}
+
+static inline struct LDKPaymentSendFailure CResult_NonePaymentSendFailureZ_get_err(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentSendFailure_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_get_err"))) TS_CResult_NonePaymentSendFailureZ_get_err(uint32_t owner) {
+       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)(owner & ~1);
+       LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
+       *ret_copy = CResult_NonePaymentSendFailureZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_a(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_get_a"))) TS_C2Tuple_PaymentHashPaymentIdZ_get_a(uint32_t owner) {
+       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_PaymentHashPaymentIdZ_get_a(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_b(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->b);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_get_b"))) TS_C2Tuple_PaymentHashPaymentIdZ_get_b(uint32_t owner) {
+       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_PaymentHashPaymentIdZ_get_b(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKC2Tuple_PaymentHashPaymentIdZ CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_PaymentHashPaymentIdZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
+       *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
+}
+
+static inline struct LDKPaymentSendFailure CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentSendFailure_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(owner & ~1);
+       LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
+       *ret_copy = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKNetAddress_ty_from_ptr"))) TS_LDKNetAddress_ty_from_ptr(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKNetAddress_IPv4: return 0;
+               case LDKNetAddress_IPv6: return 1;
+               case LDKNetAddress_OnionV2: return 2;
+               case LDKNetAddress_OnionV3: return 3;
+               default: abort();
+       }
+}
+int8_tArray __attribute__((export_name("TS_LDKNetAddress_IPv4_get_addr"))) TS_LDKNetAddress_IPv4_get_addr(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_IPv4);
+                       int8_tArray addr_arr = init_int8_tArray(4, __LINE__);
+                       memcpy(addr_arr->elems, obj->i_pv4.addr.data, 4);
+       return addr_arr;
+}
+int16_t __attribute__((export_name("TS_LDKNetAddress_IPv4_get_port"))) TS_LDKNetAddress_IPv4_get_port(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_IPv4);
+       return obj->i_pv4.port;
+}
+int8_tArray __attribute__((export_name("TS_LDKNetAddress_IPv6_get_addr"))) TS_LDKNetAddress_IPv6_get_addr(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_IPv6);
+                       int8_tArray addr_arr = init_int8_tArray(16, __LINE__);
+                       memcpy(addr_arr->elems, obj->i_pv6.addr.data, 16);
+       return addr_arr;
+}
+int16_t __attribute__((export_name("TS_LDKNetAddress_IPv6_get_port"))) TS_LDKNetAddress_IPv6_get_port(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_IPv6);
+       return obj->i_pv6.port;
+}
+int8_tArray __attribute__((export_name("TS_LDKNetAddress_OnionV2_get_onion_v2"))) TS_LDKNetAddress_OnionV2_get_onion_v2(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_OnionV2);
+                       int8_tArray onion_v2_arr = init_int8_tArray(12, __LINE__);
+                       memcpy(onion_v2_arr->elems, obj->onion_v2.data, 12);
+       return onion_v2_arr;
+}
+int8_tArray __attribute__((export_name("TS_LDKNetAddress_OnionV3_get_ed25519_pubkey"))) TS_LDKNetAddress_OnionV3_get_ed25519_pubkey(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_OnionV3);
+                       int8_tArray ed25519_pubkey_arr = init_int8_tArray(32, __LINE__);
+                       memcpy(ed25519_pubkey_arr->elems, obj->onion_v3.ed25519_pubkey.data, 32);
+       return ed25519_pubkey_arr;
+}
+int16_t __attribute__((export_name("TS_LDKNetAddress_OnionV3_get_checksum"))) TS_LDKNetAddress_OnionV3_get_checksum(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_OnionV3);
+       return obj->onion_v3.checksum;
+}
+int8_t __attribute__((export_name("TS_LDKNetAddress_OnionV3_get_version"))) TS_LDKNetAddress_OnionV3_get_version(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_OnionV3);
+       return obj->onion_v3.version;
+}
+int16_t __attribute__((export_name("TS_LDKNetAddress_OnionV3_get_port"))) TS_LDKNetAddress_OnionV3_get_port(uint32_t ptr) {
+       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       assert(obj->tag == LDKNetAddress_OnionV3);
+       return obj->onion_v3.port;
+}
+static inline LDKCVec_NetAddressZ CVec_NetAddressZ_clone(const LDKCVec_NetAddressZ *orig) {
+       LDKCVec_NetAddressZ ret = { .data = MALLOC(sizeof(LDKNetAddress) * orig->datalen, "LDKCVec_NetAddressZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = NetAddress_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_a(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_get_a"))) TS_C2Tuple_PaymentHashPaymentSecretZ_get_a(uint32_t owner) {
+       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_PaymentHashPaymentSecretZ_get_a(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_b(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->b);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_get_b"))) TS_C2Tuple_PaymentHashPaymentSecretZ_get_b(uint32_t owner) {
+       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_PaymentHashPaymentSecretZ_get_b(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKC2Tuple_PaymentHashPaymentSecretZ CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_PaymentHashPaymentSecretZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
+       *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
+}
+
+static inline void CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(owner & ~1);
+       CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKC2Tuple_PaymentHashPaymentSecretZ CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_PaymentHashPaymentSecretZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
+       *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
+}
+
+static inline struct LDKAPIError CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return APIError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(owner & ~1);
+       LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
+       *ret_copy = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKThirtyTwoBytes CResult_PaymentSecretNoneZ_get_ok(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_get_ok"))) TS_CResult_PaymentSecretNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_PaymentSecretNoneZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline void CResult_PaymentSecretNoneZ_get_err(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_get_err"))) TS_CResult_PaymentSecretNoneZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)(owner & ~1);
+       CResult_PaymentSecretNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKThirtyTwoBytes CResult_PaymentSecretAPIErrorZ_get_ok(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_get_ok"))) TS_CResult_PaymentSecretAPIErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_PaymentSecretAPIErrorZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKAPIError CResult_PaymentSecretAPIErrorZ_get_err(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return APIError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_get_err"))) TS_CResult_PaymentSecretAPIErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(owner & ~1);
+       LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
+       *ret_copy = CResult_PaymentSecretAPIErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKThirtyTwoBytes CResult_PaymentPreimageAPIErrorZ_get_ok(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_get_ok"))) TS_CResult_PaymentPreimageAPIErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_PaymentPreimageAPIErrorZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKAPIError CResult_PaymentPreimageAPIErrorZ_get_err(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return APIError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_get_err"))) TS_CResult_PaymentPreimageAPIErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(owner & ~1);
+       LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
+       *ret_copy = CResult_PaymentPreimageAPIErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKCounterpartyForwardingInfo CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CounterpartyForwardingInfo_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(owner & ~1);
+       LDKCounterpartyForwardingInfo ret_var = CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKChannelCounterparty CResult_ChannelCounterpartyDecodeErrorZ_get_ok(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelCounterparty_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_get_ok"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(owner & ~1);
+       LDKChannelCounterparty ret_var = CResult_ChannelCounterpartyDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelCounterpartyDecodeErrorZ_get_err(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_get_err"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelCounterpartyDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKChannelDetails CResult_ChannelDetailsDecodeErrorZ_get_ok(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelDetails_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_get_ok"))) TS_CResult_ChannelDetailsDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(owner & ~1);
+       LDKChannelDetails ret_var = CResult_ChannelDetailsDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelDetailsDecodeErrorZ_get_err(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_get_err"))) TS_CResult_ChannelDetailsDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelDetailsDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKPhantomRouteHints CResult_PhantomRouteHintsDecodeErrorZ_get_ok(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PhantomRouteHints_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_get_ok"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(owner & ~1);
+       LDKPhantomRouteHints ret_var = CResult_PhantomRouteHintsDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_PhantomRouteHintsDecodeErrorZ_get_err(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_get_err"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_PhantomRouteHintsDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_ChannelMonitorZ CVec_ChannelMonitorZ_clone(const LDKCVec_ChannelMonitorZ *orig) {
+       LDKCVec_ChannelMonitorZ ret = { .data = MALLOC(sizeof(LDKChannelMonitor) * orig->datalen, "LDKCVec_ChannelMonitorZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ChannelMonitor_clone(&orig->data[i]);
+       }
+       return ret;
+}
+typedef struct LDKWatch_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKWatch_JCalls;
+static void LDKWatch_JCalls_free(void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+LDKCResult_NoneChannelMonitorUpdateErrZ watch_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       LDKOutPoint funding_txo_var = funding_txo;
+       uint32_t funding_txo_ref = 0;
+       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
+       funding_txo_ref = (uintptr_t)funding_txo_var.inner;
+       if (funding_txo_var.is_owned) {
+               funding_txo_ref |= 1;
+       }
+       LDKChannelMonitor monitor_var = monitor;
+       uint32_t monitor_ref = 0;
+       CHECK((((uintptr_t)monitor_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&monitor_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_var);
+       monitor_ref = (uintptr_t)monitor_var.inner;
+       if (monitor_var.is_owned) {
+               monitor_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 14, (uint32_t)funding_txo_ref, (uint32_t)monitor_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_NoneChannelMonitorUpdateErrZ update_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate update) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       LDKOutPoint funding_txo_var = funding_txo;
+       uint32_t funding_txo_ref = 0;
+       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
+       funding_txo_ref = (uintptr_t)funding_txo_var.inner;
+       if (funding_txo_var.is_owned) {
+               funding_txo_ref |= 1;
+       }
+       LDKChannelMonitorUpdate update_var = update;
+       uint32_t update_ref = 0;
+       CHECK((((uintptr_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
+       update_ref = (uintptr_t)update_var.inner;
+       if (update_var.is_owned) {
+               update_ref |= 1;
+       }
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 15, (uint32_t)funding_txo_ref, (uint32_t)update_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCVec_MonitorEventZ release_pending_monitor_events_LDKWatch_jcall(const void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_0(j_calls->instance_ptr, 16);
+       LDKCVec_MonitorEventZ ret_constr;
+       ret_constr.datalen = ret->arr_len;
+       if (ret_constr.datalen > 0)
+               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKMonitorEvent), "LDKCVec_MonitorEventZ Elements");
+       else
+               ret_constr.data = NULL;
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
+       for (size_t o = 0; o < ret_constr.datalen; o++) {
+               uint32_t ret_conv_14 = ret_vals[o];
+               void* ret_conv_14_ptr = (void*)(((uintptr_t)ret_conv_14) & ~1);
+               CHECK_ACCESS(ret_conv_14_ptr);
+               LDKMonitorEvent ret_conv_14_conv = *(LDKMonitorEvent*)(ret_conv_14_ptr);
+               FREE((void*)ret_conv_14);
+               ret_constr.data[o] = ret_conv_14_conv;
+       }
+       return ret_constr;
+}
+static void LDKWatch_JCalls_cloned(LDKWatch* new_obj) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKWatch LDKWatch_init (JSValue o) {
+       LDKWatch_JCalls *calls = MALLOC(sizeof(LDKWatch_JCalls), "LDKWatch_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKWatch ret = {
+               .this_arg = (void*) calls,
+               .watch_channel = watch_channel_LDKWatch_jcall,
+               .update_channel = update_channel_LDKWatch_jcall,
+               .release_pending_monitor_events = release_pending_monitor_events_LDKWatch_jcall,
+               .free = LDKWatch_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKWatch_new"))) TS_LDKWatch_new(JSValue o) {
+       LDKWatch *res_ptr = MALLOC(sizeof(LDKWatch), "LDKWatch");
+       *res_ptr = LDKWatch_init(o);
+       return (long)res_ptr;
+}
+uint32_t  __attribute__((export_name("TS_Watch_watch_channel"))) TS_Watch_watch_channel(uint32_t this_arg, uint32_t funding_txo, uint32_t monitor) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKOutPoint funding_txo_conv;
+       funding_txo_conv.inner = (void*)(funding_txo & (~1));
+       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
+       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
+       LDKChannelMonitor monitor_conv;
+       monitor_conv.inner = (void*)(monitor & (~1));
+       monitor_conv.is_owned = (monitor & 1) || (monitor == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_conv);
+       monitor_conv = ChannelMonitor_clone(&monitor_conv);
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
+       *ret_conv = (this_arg_conv->watch_channel)(this_arg_conv->this_arg, funding_txo_conv, monitor_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_Watch_update_channel"))) TS_Watch_update_channel(uint32_t this_arg, uint32_t funding_txo, uint32_t update) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKOutPoint funding_txo_conv;
+       funding_txo_conv.inner = (void*)(funding_txo & (~1));
+       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
+       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
+       LDKChannelMonitorUpdate update_conv;
+       update_conv.inner = (void*)(update & (~1));
+       update_conv.is_owned = (update & 1) || (update == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_conv);
+       update_conv = ChannelMonitorUpdate_clone(&update_conv);
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
+       *ret_conv = (this_arg_conv->update_channel)(this_arg_conv->this_arg, funding_txo_conv, update_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_tArray  __attribute__((export_name("TS_Watch_release_pending_monitor_events"))) TS_Watch_release_pending_monitor_events(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKCVec_MonitorEventZ ret_var = (this_arg_conv->release_pending_monitor_events)(this_arg_conv->this_arg);
+       uint32_tArray ret_arr = NULL;
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
+       for (size_t o = 0; o < ret_var.datalen; o++) {
+               LDKMonitorEvent *ret_conv_14_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
+               *ret_conv_14_copy = ret_var.data[o];
+               uint32_t ret_conv_14_ref = (uintptr_t)ret_conv_14_copy;
+               ret_arr_ptr[o] = ret_conv_14_ref;
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+typedef struct LDKBroadcasterInterface_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKBroadcasterInterface_JCalls;
+static void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+void broadcast_transaction_LDKBroadcasterInterface_jcall(const void* this_arg, LDKTransaction tx) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       LDKTransaction tx_var = tx;
+       int8_tArray tx_arr = init_int8_tArray(tx_var.datalen, __LINE__);
+       memcpy(tx_arr->elems, tx_var.data, tx_var.datalen);
+       Transaction_free(tx_var);
+       js_invoke_function_1(j_calls->instance_ptr, 17, (uint32_t)tx_arr);
+}
+static void LDKBroadcasterInterface_JCalls_cloned(LDKBroadcasterInterface* new_obj) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKBroadcasterInterface LDKBroadcasterInterface_init (JSValue o) {
+       LDKBroadcasterInterface_JCalls *calls = MALLOC(sizeof(LDKBroadcasterInterface_JCalls), "LDKBroadcasterInterface_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKBroadcasterInterface ret = {
+               .this_arg = (void*) calls,
+               .broadcast_transaction = broadcast_transaction_LDKBroadcasterInterface_jcall,
+               .free = LDKBroadcasterInterface_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKBroadcasterInterface_new"))) TS_LDKBroadcasterInterface_new(JSValue o) {
+       LDKBroadcasterInterface *res_ptr = MALLOC(sizeof(LDKBroadcasterInterface), "LDKBroadcasterInterface");
+       *res_ptr = LDKBroadcasterInterface_init(o);
+       return (long)res_ptr;
+}
+void  __attribute__((export_name("TS_BroadcasterInterface_broadcast_transaction"))) TS_BroadcasterInterface_broadcast_transaction(uint32_t this_arg, int8_tArray tx) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBroadcasterInterface* this_arg_conv = (LDKBroadcasterInterface*)this_arg_ptr;
+       LDKTransaction tx_ref;
+       tx_ref.datalen = tx->arr_len;
+       tx_ref.data = MALLOC(tx_ref.datalen, "LDKTransaction Bytes");
+       memcpy(tx_ref.data, tx->elems, tx_ref.datalen); FREE(tx);
+       tx_ref.data_is_owned = true;
+       (this_arg_conv->broadcast_transaction)(this_arg_conv->this_arg, tx_ref);
+}
+
+typedef struct LDKKeysInterface_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKKeysInterface_JCalls;
+static void LDKKeysInterface_JCalls_free(void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+LDKCResult_SecretKeyNoneZ get_node_secret_LDKKeysInterface_jcall(const void* this_arg, LDKRecipient recipient) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       uint32_t recipient_conv = LDKRecipient_to_js(recipient);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 18, (uint32_t)recipient_conv);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SecretKeyNoneZ ret_conv = *(LDKCResult_SecretKeyNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCVec_u8Z get_destination_script_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 19);
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = ret->arr_len;
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       memcpy(ret_ref.data, ret->elems, ret_ref.datalen); FREE(ret);
+       return ret_ref;
+}
+LDKShutdownScript get_shutdown_scriptpubkey_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       uint32_t ret = js_invoke_function_0(j_calls->instance_ptr, 20);
+       LDKShutdownScript ret_conv;
+       ret_conv.inner = (void*)(ret & (~1));
+       ret_conv.is_owned = (ret & 1) || (ret == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       return ret_conv;
+}
+LDKSign get_channel_signer_LDKKeysInterface_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 21, (uint32_t)inbound, (uint32_t)channel_value_satoshis);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKSign ret_conv = *(LDKSign*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKThirtyTwoBytes get_secure_random_bytes_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 22);
+       LDKThirtyTwoBytes ret_ref;
+       CHECK(ret->arr_len == 32);
+       memcpy(ret_ref.data, ret->elems, 32); FREE(ret);
+       return ret_ref;
+}
+LDKCResult_SignDecodeErrorZ read_chan_signer_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice reader) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       LDKu8slice reader_var = reader;
+       int8_tArray reader_arr = init_int8_tArray(reader_var.datalen, __LINE__);
+       memcpy(reader_arr->elems, reader_var.data, reader_var.datalen);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 23, (uint32_t)reader_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignDecodeErrorZ ret_conv = *(LDKCResult_SignDecodeErrorZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKCResult_RecoverableSignatureNoneZ sign_invoice_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice hrp_bytes, LDKCVec_u5Z invoice_data, LDKRecipient receipient) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       LDKu8slice hrp_bytes_var = hrp_bytes;
+       int8_tArray hrp_bytes_arr = init_int8_tArray(hrp_bytes_var.datalen, __LINE__);
+       memcpy(hrp_bytes_arr->elems, hrp_bytes_var.data, hrp_bytes_var.datalen);
+       LDKCVec_u5Z invoice_data_var = invoice_data;
+       ptrArray invoice_data_arr = NULL;
+       invoice_data_arr = init_ptrArray(invoice_data_var.datalen, __LINE__);
+       int8_t *invoice_data_arr_ptr = (int8_t*)(((uint8_t*)invoice_data_arr) + 4);
+       for (size_t h = 0; h < invoice_data_var.datalen; h++) {
+               uint8_t invoice_data_conv_7_val = invoice_data_var.data[h]._0;
+               invoice_data_arr_ptr[h] = invoice_data_conv_7_val;
+       }
+       
+       FREE(invoice_data_var.data);
+       uint32_t receipient_conv = LDKRecipient_to_js(receipient);
+       uint32_t ret = js_invoke_function_3(j_calls->instance_ptr, 24, (uint32_t)hrp_bytes_arr, (uint32_t)invoice_data_arr, (uint32_t)receipient_conv);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_RecoverableSignatureNoneZ ret_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(ret_ptr);
+       FREE((void*)ret);
+       return ret_conv;
+}
+LDKThirtyTwoBytes get_inbound_payment_key_material_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 25);
+       LDKThirtyTwoBytes ret_ref;
+       CHECK(ret->arr_len == 32);
+       memcpy(ret_ref.data, ret->elems, 32); FREE(ret);
+       return ret_ref;
+}
+static void LDKKeysInterface_JCalls_cloned(LDKKeysInterface* new_obj) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKKeysInterface LDKKeysInterface_init (JSValue o) {
+       LDKKeysInterface_JCalls *calls = MALLOC(sizeof(LDKKeysInterface_JCalls), "LDKKeysInterface_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKKeysInterface ret = {
+               .this_arg = (void*) calls,
+               .get_node_secret = get_node_secret_LDKKeysInterface_jcall,
+               .get_destination_script = get_destination_script_LDKKeysInterface_jcall,
+               .get_shutdown_scriptpubkey = get_shutdown_scriptpubkey_LDKKeysInterface_jcall,
+               .get_channel_signer = get_channel_signer_LDKKeysInterface_jcall,
+               .get_secure_random_bytes = get_secure_random_bytes_LDKKeysInterface_jcall,
+               .read_chan_signer = read_chan_signer_LDKKeysInterface_jcall,
+               .sign_invoice = sign_invoice_LDKKeysInterface_jcall,
+               .get_inbound_payment_key_material = get_inbound_payment_key_material_LDKKeysInterface_jcall,
+               .free = LDKKeysInterface_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKKeysInterface_new"))) TS_LDKKeysInterface_new(JSValue o) {
+       LDKKeysInterface *res_ptr = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
+       *res_ptr = LDKKeysInterface_init(o);
+       return (long)res_ptr;
+}
+uint32_t  __attribute__((export_name("TS_KeysInterface_get_node_secret"))) TS_KeysInterface_get_node_secret(uint32_t this_arg, uint32_t recipient) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKRecipient recipient_conv = LDKRecipient_from_js(recipient);
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = (this_arg_conv->get_node_secret)(this_arg_conv->this_arg, recipient_conv);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_KeysInterface_get_destination_script"))) TS_KeysInterface_get_destination_script(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->get_destination_script)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_KeysInterface_get_shutdown_scriptpubkey"))) TS_KeysInterface_get_shutdown_scriptpubkey(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKShutdownScript ret_var = (this_arg_conv->get_shutdown_scriptpubkey)(this_arg_conv->this_arg);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_KeysInterface_get_channel_signer"))) TS_KeysInterface_get_channel_signer(uint32_t this_arg, jboolean inbound, int64_t channel_value_satoshis) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
+       *ret_ret = (this_arg_conv->get_channel_signer)(this_arg_conv->this_arg, inbound, channel_value_satoshis);
+       return (uint32_t)ret_ret;
+}
+
+int8_tArray  __attribute__((export_name("TS_KeysInterface_get_secure_random_bytes"))) TS_KeysInterface_get_secure_random_bytes(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->get_secure_random_bytes)(this_arg_conv->this_arg).data, 32);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_KeysInterface_read_chan_signer"))) TS_KeysInterface_read_chan_signer(uint32_t this_arg, int8_tArray reader) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKu8slice reader_ref;
+       reader_ref.datalen = reader->arr_len;
+       reader_ref.data = reader->elems /* XXX reader leaks */;
+       LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
+       *ret_conv = (this_arg_conv->read_chan_signer)(this_arg_conv->this_arg, reader_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_KeysInterface_sign_invoice"))) TS_KeysInterface_sign_invoice(uint32_t this_arg, int8_tArray hrp_bytes, ptrArray invoice_data, uint32_t receipient) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKu8slice hrp_bytes_ref;
+       hrp_bytes_ref.datalen = hrp_bytes->arr_len;
+       hrp_bytes_ref.data = hrp_bytes->elems /* XXX hrp_bytes leaks */;
+       LDKCVec_u5Z invoice_data_constr;
+       invoice_data_constr.datalen = invoice_data->arr_len;
+       if (invoice_data_constr.datalen > 0)
+               invoice_data_constr.data = MALLOC(invoice_data_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
+       else
+               invoice_data_constr.data = NULL;
+       int8_t* invoice_data_vals = (void*) invoice_data->elems /* XXX invoice_data leaks */;
+       for (size_t h = 0; h < invoice_data_constr.datalen; h++) {
+               int8_t invoice_data_conv_7 = invoice_data_vals[h];
+               
+               invoice_data_constr.data[h] = (LDKu5){ ._0 = invoice_data_conv_7 };
+       }
+       LDKRecipient receipient_conv = LDKRecipient_from_js(receipient);
+       LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_invoice)(this_arg_conv->this_arg, hrp_bytes_ref, invoice_data_constr, receipient_conv);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_KeysInterface_get_inbound_payment_key_material"))) TS_KeysInterface_get_inbound_payment_key_material(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->get_inbound_payment_key_material)(this_arg_conv->this_arg).data, 32);
+       return ret_arr;
+}
+
+typedef struct LDKFeeEstimator_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKFeeEstimator_JCalls;
+static void LDKFeeEstimator_JCalls_free(void* this_arg) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+uint32_t get_est_sat_per_1000_weight_LDKFeeEstimator_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
+       uint32_t confirmation_target_conv = LDKConfirmationTarget_to_js(confirmation_target);
+       return js_invoke_function_1(j_calls->instance_ptr, 26, (uint32_t)confirmation_target_conv);
+}
+static void LDKFeeEstimator_JCalls_cloned(LDKFeeEstimator* new_obj) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKFeeEstimator LDKFeeEstimator_init (JSValue o) {
+       LDKFeeEstimator_JCalls *calls = MALLOC(sizeof(LDKFeeEstimator_JCalls), "LDKFeeEstimator_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKFeeEstimator ret = {
+               .this_arg = (void*) calls,
+               .get_est_sat_per_1000_weight = get_est_sat_per_1000_weight_LDKFeeEstimator_jcall,
+               .free = LDKFeeEstimator_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKFeeEstimator_new"))) TS_LDKFeeEstimator_new(JSValue o) {
+       LDKFeeEstimator *res_ptr = MALLOC(sizeof(LDKFeeEstimator), "LDKFeeEstimator");
+       *res_ptr = LDKFeeEstimator_init(o);
+       return (long)res_ptr;
+}
+int32_t  __attribute__((export_name("TS_FeeEstimator_get_est_sat_per_1000_weight"))) TS_FeeEstimator_get_est_sat_per_1000_weight(uint32_t this_arg, uint32_t confirmation_target) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKFeeEstimator* this_arg_conv = (LDKFeeEstimator*)this_arg_ptr;
+       LDKConfirmationTarget confirmation_target_conv = LDKConfirmationTarget_from_js(confirmation_target);
+       int32_t ret_val = (this_arg_conv->get_est_sat_per_1000_weight)(this_arg_conv->this_arg, confirmation_target_conv);
+       return ret_val;
+}
+
+typedef struct LDKLogger_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKLogger_JCalls;
+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) {
+               FREE(j_calls);
+       }
+}
+void log_LDKLogger_jcall(const void* this_arg, const LDKRecord * record) {
+       LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) this_arg;
+       LDKRecord record_var = *record;
+       uint32_t record_ref = 0;
+       record_var = Record_clone(record);
+       CHECK((((uintptr_t)record_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&record_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(record_var);
+       record_ref = (uintptr_t)record_var.inner;
+       if (record_var.is_owned) {
+               record_ref |= 1;
+       }
+       js_invoke_function_1(j_calls->instance_ptr, 27, (uint32_t)record_ref);
+}
+static void LDKLogger_JCalls_cloned(LDKLogger* new_obj) {
+       LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKLogger LDKLogger_init (JSValue o) {
+       LDKLogger_JCalls *calls = MALLOC(sizeof(LDKLogger_JCalls), "LDKLogger_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKLogger ret = {
+               .this_arg = (void*) calls,
+               .log = log_LDKLogger_jcall,
+               .free = LDKLogger_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKLogger_new"))) TS_LDKLogger_new(JSValue o) {
+       LDKLogger *res_ptr = MALLOC(sizeof(LDKLogger), "LDKLogger");
+       *res_ptr = LDKLogger_init(o);
+       return (long)res_ptr;
+}
+static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelManagerZ_get_a(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_BlockHashChannelManagerZ_get_a"))) TS_C2Tuple_BlockHashChannelManagerZ_get_a(uint32_t owner) {
+       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_BlockHashChannelManagerZ_get_a(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKChannelManager *C2Tuple_BlockHashChannelManagerZ_get_b(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
+       return &owner->b;
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelManagerZ_get_b"))) TS_C2Tuple_BlockHashChannelManagerZ_get_b(uint32_t owner) {
+       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(owner & ~1);
+       LDKChannelManager ret_var = *C2Tuple_BlockHashChannelManagerZ_get_b(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       return ret_ref;
+}
+
+static inline struct LDKC2Tuple_BlockHashChannelManagerZ *CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(owner & ~1);
+       uint32_t ret_ret = (uintptr_t)CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(owner_conv) | 1;
+       return ret_ret;
+}
+
+static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKChannelConfig CResult_ChannelConfigDecodeErrorZ_get_ok(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelConfig_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_get_ok"))) TS_CResult_ChannelConfigDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(owner & ~1);
+       LDKChannelConfig ret_var = CResult_ChannelConfigDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_EventZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_COption_EventZDecodeErrorZ *val = (LDKCResult_COption_EventZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_EventZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_COption_EventZDecodeErrorZ *val = (LDKCResult_COption_EventZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKErrorAction_ref_from_ptr(uint32_t ptr) {
-       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+
+static inline struct LDKDecodeError CResult_ChannelConfigDecodeErrorZ_get_err(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_get_err"))) TS_CResult_ChannelConfigDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelConfigDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKOutPoint CResult_OutPointDecodeErrorZ_get_ok(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return OutPoint_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_get_ok"))) TS_CResult_OutPointDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)(owner & ~1);
+       LDKOutPoint ret_var = CResult_OutPointDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_OutPointDecodeErrorZ_get_err(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_get_err"))) TS_CResult_OutPointDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_OutPointDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+typedef struct LDKType_JCalls {
+       atomic_size_t refcnt;
+       uint32_t instance_ptr;
+} LDKType_JCalls;
+static void LDKType_JCalls_free(void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               FREE(j_calls);
+       }
+}
+uint16_t type_id_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+       return js_invoke_function_0(j_calls->instance_ptr, 28);
+}
+LDKStr debug_str_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+       jstring ret = (jstring)js_invoke_function_0(j_calls->instance_ptr, 29);
+       LDKStr ret_conv = str_ref_to_owned_c(ret);
+       return ret_conv;
+}
+LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 30);
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = ret->arr_len;
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       memcpy(ret_ref.data, ret->elems, ret_ref.datalen); FREE(ret);
+       return ret_ref;
+}
+static void LDKType_JCalls_cloned(LDKType* new_obj) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKType LDKType_init (JSValue o) {
+       LDKType_JCalls *calls = MALLOC(sizeof(LDKType_JCalls), "LDKType_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       calls->instance_ptr = o;
+
+       LDKType ret = {
+               .this_arg = (void*) calls,
+               .type_id = type_id_LDKType_jcall,
+               .debug_str = debug_str_LDKType_jcall,
+               .write = write_LDKType_jcall,
+               .cloned = LDKType_JCalls_cloned,
+               .free = LDKType_JCalls_free,
+       };
+       return ret;
+}
+long  __attribute__((export_name("TS_LDKType_new"))) TS_LDKType_new(JSValue o) {
+       LDKType *res_ptr = MALLOC(sizeof(LDKType), "LDKType");
+       *res_ptr = LDKType_init(o);
+       return (long)res_ptr;
+}
+int16_t  __attribute__((export_name("TS_Type_type_id"))) TS_Type_type_id(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       int16_t ret_val = (this_arg_conv->type_id)(this_arg_conv->this_arg);
+       return ret_val;
+}
+
+jstring  __attribute__((export_name("TS_Type_debug_str"))) TS_Type_debug_str(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       LDKStr ret_str = (this_arg_conv->debug_str)(this_arg_conv->this_arg);
+       jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
+       Str_free(ret_str);
+       return ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_Type_write"))) TS_Type_write(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
+       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t __attribute__((export_name("TS_LDKCOption_TypeZ_ty_from_ptr"))) TS_LDKCOption_TypeZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_TypeZ *obj = (LDKCOption_TypeZ*)(ptr & ~1);
        switch(obj->tag) {
-               case LDKErrorAction_DisconnectPeer: {
-                       LDKErrorMessage msg_var = obj->disconnect_peer.msg;
-                       uint64_t msg_ref = 0;
-                       if ((uint64_t)msg_var.inner > 4096) {
-                               CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                               msg_ref = (uint64_t)msg_var.inner & ~1;
-                       }
-                       return 0 /* LDKErrorAction - DisconnectPeer */; (void) msg_ref;
-               }
-               case LDKErrorAction_IgnoreError: {
-                       return 0 /* LDKErrorAction - IgnoreError */;
-               }
-               case LDKErrorAction_IgnoreAndLog: {
-                       uint32_t ignore_and_log_conv = LDKLevel_to_js(obj->ignore_and_log);
-                       return 0 /* LDKErrorAction - IgnoreAndLog */; (void) ignore_and_log_conv;
-               }
-               case LDKErrorAction_IgnoreDuplicateGossip: {
-                       return 0 /* LDKErrorAction - IgnoreDuplicateGossip */;
-               }
-               case LDKErrorAction_SendErrorMessage: {
-                       LDKErrorMessage msg_var = obj->send_error_message.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKErrorAction - SendErrorMessage */; (void) msg_ref;
-               }
+               case LDKCOption_TypeZ_Some: return 0;
+               case LDKCOption_TypeZ_None: return 1;
                default: abort();
        }
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKMessageSendEvent_ref_from_ptr(uint32_t ptr) {
-       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+uint32_t __attribute__((export_name("TS_LDKCOption_TypeZ_Some_get_some"))) TS_LDKCOption_TypeZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_TypeZ *obj = (LDKCOption_TypeZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_TypeZ_Some);
+                       LDKType* some_ret = MALLOC(sizeof(LDKType), "LDKType");
+                       *some_ret = Type_clone(&obj->some);
+       return (uint32_t)some_ret;
+}
+static inline struct LDKCOption_TypeZ CResult_COption_TypeZDecodeErrorZ_get_ok(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_TypeZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_get_ok"))) TS_CResult_COption_TypeZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(owner & ~1);
+       LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
+       *ret_copy = CResult_COption_TypeZDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_COption_TypeZDecodeErrorZ_get_err(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_get_err"))) TS_CResult_COption_TypeZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_COption_TypeZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKPaymentError_ty_from_ptr"))) TS_LDKPaymentError_ty_from_ptr(uint32_t ptr) {
+       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
        switch(obj->tag) {
-               case LDKMessageSendEvent_SendAcceptChannel: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_accept_channel.node_id.compressed_form, 33);
-                       LDKAcceptChannel msg_var = obj->send_accept_channel.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendAcceptChannel */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendOpenChannel: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_open_channel.node_id.compressed_form, 33);
-                       LDKOpenChannel msg_var = obj->send_open_channel.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendOpenChannel */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendFundingCreated: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_funding_created.node_id.compressed_form, 33);
-                       LDKFundingCreated msg_var = obj->send_funding_created.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendFundingCreated */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendFundingSigned: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_funding_signed.node_id.compressed_form, 33);
-                       LDKFundingSigned msg_var = obj->send_funding_signed.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendFundingSigned */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendFundingLocked: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_funding_locked.node_id.compressed_form, 33);
-                       LDKFundingLocked msg_var = obj->send_funding_locked.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendFundingLocked */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendAnnouncementSignatures: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_announcement_signatures.node_id.compressed_form, 33);
-                       LDKAnnouncementSignatures msg_var = obj->send_announcement_signatures.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendAnnouncementSignatures */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_UpdateHTLCs: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->update_htl_cs.node_id.compressed_form, 33);
-                       LDKCommitmentUpdate updates_var = obj->update_htl_cs.updates;
-                       uint64_t updates_ref = 0;
-                       CHECK((((uint64_t)updates_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&updates_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_var);
-                       updates_ref = (uint64_t)updates_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - UpdateHTLCs */; (void) node_id_arr; (void) updates_ref;
-               }
-               case LDKMessageSendEvent_SendRevokeAndACK: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_revoke_and_ack.node_id.compressed_form, 33);
-                       LDKRevokeAndACK msg_var = obj->send_revoke_and_ack.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendRevokeAndACK */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendClosingSigned: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_closing_signed.node_id.compressed_form, 33);
-                       LDKClosingSigned msg_var = obj->send_closing_signed.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendClosingSigned */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendShutdown: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_shutdown.node_id.compressed_form, 33);
-                       LDKShutdown msg_var = obj->send_shutdown.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendShutdown */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendChannelReestablish: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_channel_reestablish.node_id.compressed_form, 33);
-                       LDKChannelReestablish msg_var = obj->send_channel_reestablish.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendChannelReestablish */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_BroadcastChannelAnnouncement: {
-                       LDKChannelAnnouncement msg_var = obj->broadcast_channel_announcement.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       LDKChannelUpdate update_msg_var = obj->broadcast_channel_announcement.update_msg;
-                       uint64_t update_msg_ref = 0;
-                       CHECK((((uint64_t)update_msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&update_msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_var);
-                       update_msg_ref = (uint64_t)update_msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - BroadcastChannelAnnouncement */; (void) msg_ref; (void) update_msg_ref;
-               }
-               case LDKMessageSendEvent_BroadcastNodeAnnouncement: {
-                       LDKNodeAnnouncement msg_var = obj->broadcast_node_announcement.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - BroadcastNodeAnnouncement */; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_BroadcastChannelUpdate: {
-                       LDKChannelUpdate msg_var = obj->broadcast_channel_update.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - BroadcastChannelUpdate */; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendChannelUpdate: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_channel_update.node_id.compressed_form, 33);
-                       LDKChannelUpdate msg_var = obj->send_channel_update.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendChannelUpdate */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_HandleError: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->handle_error.node_id.compressed_form, 33);
-                       uint64_t action_ref = ((uint64_t)&obj->handle_error.action) | 1;
-                       return 0 /* LDKMessageSendEvent - HandleError */; (void) node_id_arr; (void) action_ref;
-               }
-               case LDKMessageSendEvent_SendChannelRangeQuery: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_channel_range_query.node_id.compressed_form, 33);
-                       LDKQueryChannelRange msg_var = obj->send_channel_range_query.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendChannelRangeQuery */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendShortIdsQuery: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_short_ids_query.node_id.compressed_form, 33);
-                       LDKQueryShortChannelIds msg_var = obj->send_short_ids_query.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendShortIdsQuery */; (void) node_id_arr; (void) msg_ref;
-               }
-               case LDKMessageSendEvent_SendReplyChannelRange: {
-                       int8_tArray node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(node_id_arr + 4), obj->send_reply_channel_range.node_id.compressed_form, 33);
-                       LDKReplyChannelRange msg_var = obj->send_reply_channel_range.msg;
-                       uint64_t msg_ref = 0;
-                       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uint64_t)msg_var.inner & ~1;
-                       return 0 /* LDKMessageSendEvent - SendReplyChannelRange */; (void) node_id_arr; (void) msg_ref;
-               }
+               case LDKPaymentError_Invoice: return 0;
+               case LDKPaymentError_Routing: return 1;
+               case LDKPaymentError_Sending: return 2;
                default: abort();
        }
 }
-static inline LDKCVec_MessageSendEventZ CVec_MessageSendEventZ_clone(const LDKCVec_MessageSendEventZ *orig) {
-       LDKCVec_MessageSendEventZ ret = { .data = MALLOC(sizeof(LDKMessageSendEvent) * orig->datalen, "LDKCVec_MessageSendEventZ clone bytes"), .datalen = orig->datalen };
+jstring __attribute__((export_name("TS_LDKPaymentError_Invoice_get_invoice"))) TS_LDKPaymentError_Invoice_get_invoice(uint32_t ptr) {
+       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentError_Invoice);
+                       LDKStr invoice_str = obj->invoice;
+                       jstring invoice_conv = str_ref_to_ts(invoice_str.chars, invoice_str.len);
+       return invoice_conv;
+}
+uint32_t __attribute__((export_name("TS_LDKPaymentError_Routing_get_routing"))) TS_LDKPaymentError_Routing_get_routing(uint32_t ptr) {
+       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentError_Routing);
+                       LDKLightningError routing_var = obj->routing;
+                       uint32_t routing_ref = 0;
+                       CHECK((((uintptr_t)routing_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&routing_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(routing_var);
+                       routing_ref = (uintptr_t)routing_var.inner & ~1;
+       return routing_ref;
+}
+uint32_t __attribute__((export_name("TS_LDKPaymentError_Sending_get_sending"))) TS_LDKPaymentError_Sending_get_sending(uint32_t ptr) {
+       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
+       assert(obj->tag == LDKPaymentError_Sending);
+                       uint32_t sending_ref = ((uintptr_t)&obj->sending) | 1;
+       return sending_ref;
+}
+static inline struct LDKThirtyTwoBytes CResult_PaymentIdPaymentErrorZ_get_ok(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+int8_tArray  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_get_ok"))) TS_CResult_PaymentIdPaymentErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CResult_PaymentIdPaymentErrorZ_get_ok(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKPaymentError CResult_PaymentIdPaymentErrorZ_get_err(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_get_err"))) TS_CResult_PaymentIdPaymentErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(owner & ~1);
+       LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
+       *ret_copy = CResult_PaymentIdPaymentErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline enum LDKSiPrefix CResult_SiPrefixNoneZ_get_ok(LDKCResult_SiPrefixNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return SiPrefix_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_get_ok"))) TS_CResult_SiPrefixNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_SiPrefixNoneZ* owner_conv = (LDKCResult_SiPrefixNoneZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSiPrefix_to_js(CResult_SiPrefixNoneZ_get_ok(owner_conv));
+       return ret_conv;
+}
+
+static inline void CResult_SiPrefixNoneZ_get_err(LDKCResult_SiPrefixNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_get_err"))) TS_CResult_SiPrefixNoneZ_get_err(uint32_t owner) {
+       LDKCResult_SiPrefixNoneZ* owner_conv = (LDKCResult_SiPrefixNoneZ*)(owner & ~1);
+       CResult_SiPrefixNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKInvoice CResult_InvoiceNoneZ_get_ok(LDKCResult_InvoiceNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Invoice_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceNoneZ_get_ok"))) TS_CResult_InvoiceNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_InvoiceNoneZ* owner_conv = (LDKCResult_InvoiceNoneZ*)(owner & ~1);
+       LDKInvoice ret_var = CResult_InvoiceNoneZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline void CResult_InvoiceNoneZ_get_err(LDKCResult_InvoiceNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_InvoiceNoneZ_get_err"))) TS_CResult_InvoiceNoneZ_get_err(uint32_t owner) {
+       LDKCResult_InvoiceNoneZ* owner_conv = (LDKCResult_InvoiceNoneZ*)(owner & ~1);
+       CResult_InvoiceNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKSignedRawInvoice CResult_SignedRawInvoiceNoneZ_get_ok(LDKCResult_SignedRawInvoiceNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return SignedRawInvoice_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_get_ok"))) TS_CResult_SignedRawInvoiceNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_SignedRawInvoiceNoneZ* owner_conv = (LDKCResult_SignedRawInvoiceNoneZ*)(owner & ~1);
+       LDKSignedRawInvoice ret_var = CResult_SignedRawInvoiceNoneZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline void CResult_SignedRawInvoiceNoneZ_get_err(LDKCResult_SignedRawInvoiceNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+void  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_get_err"))) TS_CResult_SignedRawInvoiceNoneZ_get_err(uint32_t owner) {
+       LDKCResult_SignedRawInvoiceNoneZ* owner_conv = (LDKCResult_SignedRawInvoiceNoneZ*)(owner & ~1);
+       CResult_SignedRawInvoiceNoneZ_get_err(owner_conv);
+}
+
+static inline struct LDKRawInvoice C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR owner){
+       return RawInvoice_clone(&owner->a);
+}
+uint32_t  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(uint32_t owner) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       LDKRawInvoice ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKThirtyTwoBytes C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->b);
+}
+int8_tArray  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(uint32_t owner) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKInvoiceSignature C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR owner){
+       return InvoiceSignature_clone(&owner->c);
+}
+uint32_t  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(uint32_t owner) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       LDKInvoiceSignature ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKPayeePubKey CResult_PayeePubKeyErrorZ_get_ok(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PayeePubKey_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_get_ok"))) TS_CResult_PayeePubKeyErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)(owner & ~1);
+       LDKPayeePubKey ret_var = CResult_PayeePubKeyErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline enum LDKSecp256k1Error CResult_PayeePubKeyErrorZ_get_err(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_get_err"))) TS_CResult_PayeePubKeyErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSecp256k1Error_to_js(CResult_PayeePubKeyErrorZ_get_err(owner_conv));
+       return ret_conv;
+}
+
+static inline LDKCVec_PrivateRouteZ CVec_PrivateRouteZ_clone(const LDKCVec_PrivateRouteZ *orig) {
+       LDKCVec_PrivateRouteZ ret = { .data = MALLOC(sizeof(LDKPrivateRoute) * orig->datalen, "LDKCVec_PrivateRouteZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = MessageSendEvent_clone(&orig->data[i]);
+               ret.data[i] = PrivateRoute_clone(&orig->data[i]);
        }
        return ret;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ScoringParametersDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ScoringParametersDecodeErrorZ *val = (LDKCResult_ScoringParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKScoringParameters res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ScoringParametersDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ScoringParametersDecodeErrorZ *val = (LDKCResult_ScoringParametersDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ScorerDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ScorerDecodeErrorZ *val = (LDKCResult_ScorerDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKScorer res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ScorerDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ScorerDecodeErrorZ *val = (LDKCResult_ScorerDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InitFeaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InitFeaturesDecodeErrorZ *val = (LDKCResult_InitFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInitFeatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InitFeaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InitFeaturesDecodeErrorZ *val = (LDKCResult_InitFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelFeaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ *val = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelFeatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelFeaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ *val = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeFeaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NodeFeaturesDecodeErrorZ *val = (LDKCResult_NodeFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNodeFeatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeFeaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NodeFeaturesDecodeErrorZ *val = (LDKCResult_NodeFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceFeaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ *val = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInvoiceFeatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceFeaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ *val = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ *val = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelTypeFeatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelTypeFeaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ *val = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *val = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKDelayedPaymentOutputDescriptor res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *val = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *val = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKStaticPaymentOutputDescriptor res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *val = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SpendableOutputDescriptorDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ *val = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SpendableOutputDescriptorDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ *val = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneNoneZ *val = (LDKCResult_NoneNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneNoneZ_get_err(uint32_t arg) {
-       LDKCResult_NoneNoneZ *val = (LDKCResult_NoneNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-static inline struct LDKSignature C2Tuple_SignatureCVec_SignatureZZ_get_a(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR tuple){
-       return tuple->a;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* tuple_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_SignatureCVec_SignatureZZ_get_a(tuple_conv).compact_form, 64);
-       return ret_arr;
-}
-
-static inline struct LDKCVec_SignatureZ C2Tuple_SignatureCVec_SignatureZZ_get_b(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR tuple){
-       return tuple->b;
-}
-ptrArray  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* tuple_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(tuple & ~1);
-       LDKCVec_SignatureZ ret_var = C2Tuple_SignatureCVec_SignatureZZ_get_b(tuple_conv);
-       ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *ret_arr_ptr = (int8_tArray*)(ret_arr + 4);
-       for (size_t m = 0; m < ret_var.datalen; m++) {
-               int8_tArray ret_conv_12_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(ret_conv_12_arr + 4), ret_var.data[m].compact_form, 64);
-               ret_arr_ptr[m] = ret_conv_12_arr;
+static inline struct LDKPositiveTimestamp CResult_PositiveTimestampCreationErrorZ_get_ok(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PositiveTimestamp_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_get_ok"))) TS_CResult_PositiveTimestampCreationErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(owner & ~1);
+       LDKPositiveTimestamp ret_var = CResult_PositiveTimestampCreationErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       FREE(ret_var.data);
-       return ret_arr;
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *val = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_SignatureCVec_SignatureZZ* res_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
-       *res_conv = (*val->contents.result);
-       *res_conv = C2Tuple_SignatureCVec_SignatureZZ_clone(res_conv);
-       return ((uint64_t)res_conv);
+static inline enum LDKCreationError CResult_PositiveTimestampCreationErrorZ_get_err(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return CreationError_clone(&*owner->contents.err);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *val = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_get_err"))) TS_CResult_PositiveTimestampCreationErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKCreationError_to_js(CResult_PositiveTimestampCreationErrorZ_get_err(owner_conv));
+       return ret_conv;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_SignatureNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_SignatureNoneZ *val = (LDKCResult_SignatureNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).compact_form, 64);
-       return res_arr;
+
+static inline void CResult_NoneSemanticErrorZ_get_ok(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_SignatureNoneZ_get_err(uint32_t arg) {
-       LDKCResult_SignatureNoneZ *val = (LDKCResult_SignatureNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+void  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_get_ok"))) TS_CResult_NoneSemanticErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)(owner & ~1);
+       CResult_NoneSemanticErrorZ_get_ok(owner_conv);
 }
-typedef struct LDKBaseSign_JCalls {
-       atomic_size_t refcnt;
-       uint32_t get_per_commitment_point_meth;
-       uint32_t release_commitment_secret_meth;
-       uint32_t validate_holder_commitment_meth;
-       uint32_t channel_keys_id_meth;
-       uint32_t sign_counterparty_commitment_meth;
-       uint32_t validate_counterparty_revocation_meth;
-       uint32_t sign_holder_commitment_and_htlcs_meth;
-       uint32_t sign_justice_revoked_output_meth;
-       uint32_t sign_justice_revoked_htlc_meth;
-       uint32_t sign_counterparty_htlc_transaction_meth;
-       uint32_t sign_closing_transaction_meth;
-       uint32_t sign_channel_announcement_meth;
-       uint32_t ready_channel_meth;
-} LDKBaseSign_JCalls;
-static void LDKBaseSign_JCalls_free(void* this_arg) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->get_per_commitment_point_meth);
-               js_free(j_calls->release_commitment_secret_meth);
-               js_free(j_calls->validate_holder_commitment_meth);
-               js_free(j_calls->channel_keys_id_meth);
-               js_free(j_calls->sign_counterparty_commitment_meth);
-               js_free(j_calls->validate_counterparty_revocation_meth);
-               js_free(j_calls->sign_holder_commitment_and_htlcs_meth);
-               js_free(j_calls->sign_justice_revoked_output_meth);
-               js_free(j_calls->sign_justice_revoked_htlc_meth);
-               js_free(j_calls->sign_counterparty_htlc_transaction_meth);
-               js_free(j_calls->sign_closing_transaction_meth);
-               js_free(j_calls->sign_channel_announcement_meth);
-               js_free(j_calls->ready_channel_meth);
-               FREE(j_calls);
-       }
+
+static inline enum LDKSemanticError CResult_NoneSemanticErrorZ_get_err(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return SemanticError_clone(&*owner->contents.err);
 }
-LDKPublicKey get_per_commitment_point_LDKBaseSign_jcall(const void* this_arg, uint64_t idx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_1(j_calls->get_per_commitment_point_meth, idx);
-       LDKPublicKey ret_ref;
-       CHECK(*((uint32_t*)ret) == 33);
-       memcpy(ret_ref.compressed_form, (uint8_t*)(ret + 4), 33);
-       return ret_ref;
+uint32_t  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_get_err"))) TS_CResult_NoneSemanticErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSemanticError_to_js(CResult_NoneSemanticErrorZ_get_err(owner_conv));
+       return ret_conv;
 }
-LDKThirtyTwoBytes release_commitment_secret_LDKBaseSign_jcall(const void* this_arg, uint64_t idx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_1(j_calls->release_commitment_secret_meth, idx);
-       LDKThirtyTwoBytes ret_ref;
-       CHECK(*((uint32_t*)ret) == 32);
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), 32);
-       return ret_ref;
+
+static inline struct LDKInvoice CResult_InvoiceSemanticErrorZ_get_ok(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Invoice_clone(&*owner->contents.result);
 }
-LDKCResult_NoneNoneZ validate_holder_commitment_LDKBaseSign_jcall(const void* this_arg, const LDKHolderCommitmentTransaction * holder_tx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKHolderCommitmentTransaction holder_tx_var = *holder_tx;
-       uint64_t holder_tx_ref = 0;
-       holder_tx_var = HolderCommitmentTransaction_clone(holder_tx);
-       CHECK((((uint64_t)holder_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&holder_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_var);
-       holder_tx_ref = (uint64_t)holder_tx_var.inner;
-       if (holder_tx_var.is_owned) {
-               holder_tx_ref |= 1;
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_get_ok"))) TS_CResult_InvoiceSemanticErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)(owner & ~1);
+       LDKInvoice ret_var = CResult_InvoiceSemanticErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->validate_holder_commitment_meth, holder_tx_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       return ret_ref;
+}
+
+static inline enum LDKSemanticError CResult_InvoiceSemanticErrorZ_get_err(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return SemanticError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_get_err"))) TS_CResult_InvoiceSemanticErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSemanticError_to_js(CResult_InvoiceSemanticErrorZ_get_err(owner_conv));
        return ret_conv;
 }
-LDKThirtyTwoBytes channel_keys_id_LDKBaseSign_jcall(const void* this_arg) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->channel_keys_id_meth);
-       LDKThirtyTwoBytes ret_ref;
-       CHECK(*((uint32_t*)ret) == 32);
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), 32);
-       return ret_ref;
+
+static inline struct LDKDescription CResult_DescriptionCreationErrorZ_get_ok(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Description_clone(&*owner->contents.result);
 }
-LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment_LDKBaseSign_jcall(const void* this_arg, const LDKCommitmentTransaction * commitment_tx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKCommitmentTransaction commitment_tx_var = *commitment_tx;
-       uint64_t commitment_tx_ref = 0;
-       commitment_tx_var = CommitmentTransaction_clone(commitment_tx);
-       CHECK((((uint64_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
-       commitment_tx_ref = (uint64_t)commitment_tx_var.inner;
-       if (commitment_tx_var.is_owned) {
-               commitment_tx_ref |= 1;
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_get_ok"))) TS_CResult_DescriptionCreationErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)(owner & ~1);
+       LDKDescription ret_var = CResult_DescriptionCreationErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->sign_counterparty_commitment_meth, commitment_tx_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+       return ret_ref;
 }
-LDKCResult_NoneNoneZ validate_counterparty_revocation_LDKBaseSign_jcall(const void* this_arg, uint64_t idx, const uint8_t (* secret)[32]) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       int8_tArray secret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(secret_arr + 4), *secret, 32);
-       uint32_t ret = js_invoke_function_2(j_calls->validate_counterparty_revocation_meth, idx, secret_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+
+static inline enum LDKCreationError CResult_DescriptionCreationErrorZ_get_err(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return CreationError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_get_err"))) TS_CResult_DescriptionCreationErrorZ_get_err(uint32_t owner) {
+       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKCreationError_to_js(CResult_DescriptionCreationErrorZ_get_err(owner_conv));
        return ret_conv;
 }
-LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htlcs_LDKBaseSign_jcall(const void* this_arg, const LDKHolderCommitmentTransaction * commitment_tx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKHolderCommitmentTransaction commitment_tx_var = *commitment_tx;
-       uint64_t commitment_tx_ref = 0;
-       commitment_tx_var = HolderCommitmentTransaction_clone(commitment_tx);
-       CHECK((((uint64_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
-       commitment_tx_ref = (uint64_t)commitment_tx_var.inner;
-       if (commitment_tx_var.is_owned) {
-               commitment_tx_ref |= 1;
+
+static inline struct LDKPrivateRoute CResult_PrivateRouteCreationErrorZ_get_ok(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PrivateRoute_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_get_ok"))) TS_CResult_PrivateRouteCreationErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(owner & ~1);
+       LDKPrivateRoute ret_var = CResult_PrivateRouteCreationErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->sign_holder_commitment_and_htlcs_meth, commitment_tx_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       return ret_ref;
+}
+
+static inline enum LDKCreationError CResult_PrivateRouteCreationErrorZ_get_err(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return CreationError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_get_err"))) TS_CResult_PrivateRouteCreationErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKCreationError_to_js(CResult_PrivateRouteCreationErrorZ_get_err(owner_conv));
        return ret_conv;
 }
-LDKCResult_SignatureNoneZ sign_justice_revoked_output_LDKBaseSign_jcall(const void* this_arg, LDKTransaction justice_tx, uintptr_t input, uint64_t amount, const uint8_t (* per_commitment_key)[32]) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKTransaction justice_tx_var = justice_tx;
-       int8_tArray justice_tx_arr = init_arr(justice_tx_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(justice_tx_arr + 4), justice_tx_var.data, justice_tx_var.datalen);
-       Transaction_free(justice_tx_var);
-       int8_tArray per_commitment_key_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(per_commitment_key_arr + 4), *per_commitment_key, 32);
-       uint32_t ret = js_invoke_function_4(j_calls->sign_justice_revoked_output_meth, justice_tx_arr, input, amount, per_commitment_key_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+
+static inline struct LDKStr CResult_StringErrorZ_get_ok(LDKCResult_StringErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+jstring  __attribute__((export_name("TS_CResult_StringErrorZ_get_ok"))) TS_CResult_StringErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)(owner & ~1);
+       LDKStr ret_str = CResult_StringErrorZ_get_ok(owner_conv);
+       jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
        return ret_conv;
 }
-LDKCResult_SignatureNoneZ sign_justice_revoked_htlc_LDKBaseSign_jcall(const void* this_arg, LDKTransaction justice_tx, uintptr_t input, uint64_t amount, const uint8_t (* per_commitment_key)[32], const LDKHTLCOutputInCommitment * htlc) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKTransaction justice_tx_var = justice_tx;
-       int8_tArray justice_tx_arr = init_arr(justice_tx_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(justice_tx_arr + 4), justice_tx_var.data, justice_tx_var.datalen);
-       Transaction_free(justice_tx_var);
-       int8_tArray per_commitment_key_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(per_commitment_key_arr + 4), *per_commitment_key, 32);
-       LDKHTLCOutputInCommitment htlc_var = *htlc;
-       uint64_t htlc_ref = 0;
-       htlc_var = HTLCOutputInCommitment_clone(htlc);
-       CHECK((((uint64_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
-       htlc_ref = (uint64_t)htlc_var.inner;
-       if (htlc_var.is_owned) {
-               htlc_ref |= 1;
-       }
-       uint32_t ret = js_invoke_function_5(j_calls->sign_justice_revoked_htlc_meth, justice_tx_arr, input, amount, per_commitment_key_arr, htlc_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+
+static inline enum LDKSecp256k1Error CResult_StringErrorZ_get_err(LDKCResult_StringErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+uint32_t  __attribute__((export_name("TS_CResult_StringErrorZ_get_err"))) TS_CResult_StringErrorZ_get_err(uint32_t owner) {
+       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)(owner & ~1);
+       uint32_t ret_conv = LDKSecp256k1Error_to_js(CResult_StringErrorZ_get_err(owner_conv));
        return ret_conv;
 }
-LDKCResult_SignatureNoneZ sign_counterparty_htlc_transaction_LDKBaseSign_jcall(const void* this_arg, LDKTransaction htlc_tx, uintptr_t input, uint64_t amount, LDKPublicKey per_commitment_point, const LDKHTLCOutputInCommitment * htlc) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKTransaction htlc_tx_var = htlc_tx;
-       int8_tArray htlc_tx_arr = init_arr(htlc_tx_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(htlc_tx_arr + 4), htlc_tx_var.data, htlc_tx_var.datalen);
-       Transaction_free(htlc_tx_var);
-       int8_tArray per_commitment_point_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(per_commitment_point_arr + 4), per_commitment_point.compressed_form, 33);
-       LDKHTLCOutputInCommitment htlc_var = *htlc;
-       uint64_t htlc_ref = 0;
-       htlc_var = HTLCOutputInCommitment_clone(htlc);
-       CHECK((((uint64_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
-       htlc_ref = (uint64_t)htlc_var.inner;
-       if (htlc_var.is_owned) {
-               htlc_ref |= 1;
+
+static inline struct LDKChannelMonitorUpdate CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelMonitorUpdate_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(owner & ~1);
+       LDKChannelMonitorUpdate ret_var = CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_5(j_calls->sign_counterparty_htlc_transaction_meth, htlc_tx_arr, input, amount, per_commitment_point_arr, htlc_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+       return ret_ref;
 }
-LDKCResult_SignatureNoneZ sign_closing_transaction_LDKBaseSign_jcall(const void* this_arg, const LDKClosingTransaction * closing_tx) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKClosingTransaction closing_tx_var = *closing_tx;
-       uint64_t closing_tx_ref = 0;
-       closing_tx_var = ClosingTransaction_clone(closing_tx);
-       CHECK((((uint64_t)closing_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&closing_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_var);
-       closing_tx_ref = (uint64_t)closing_tx_var.inner;
-       if (closing_tx_var.is_owned) {
-               closing_tx_ref |= 1;
+
+static inline struct LDKDecodeError CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_get_err"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->sign_closing_transaction_meth, closing_tx_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+       return ret_ref;
+}
+
+uint32_t __attribute__((export_name("TS_LDKCOption_MonitorEventZ_ty_from_ptr"))) TS_LDKCOption_MonitorEventZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_MonitorEventZ *obj = (LDKCOption_MonitorEventZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_MonitorEventZ_Some: return 0;
+               case LDKCOption_MonitorEventZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_MonitorEventZ_Some_get_some"))) TS_LDKCOption_MonitorEventZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_MonitorEventZ *obj = (LDKCOption_MonitorEventZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_MonitorEventZ_Some);
+                       uint32_t some_ref = ((uintptr_t)&obj->some) | 1;
+       return some_ref;
+}
+static inline struct LDKCOption_MonitorEventZ CResult_COption_MonitorEventZDecodeErrorZ_get_ok(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_MonitorEventZ_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_get_ok"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(owner & ~1);
+       LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
+       *ret_copy = CResult_COption_MonitorEventZDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_COption_MonitorEventZDecodeErrorZ_get_err(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_get_err"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_COption_MonitorEventZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKHTLCUpdate CResult_HTLCUpdateDecodeErrorZ_get_ok(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return HTLCUpdate_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_get_ok"))) TS_CResult_HTLCUpdateDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(owner & ~1);
+       LDKHTLCUpdate ret_var = CResult_HTLCUpdateDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_HTLCUpdateDecodeErrorZ_get_err(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_get_err"))) TS_CResult_HTLCUpdateDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_HTLCUpdateDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKOutPoint C2Tuple_OutPointScriptZ_get_a(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
+       return OutPoint_clone(&owner->a);
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_get_a"))) TS_C2Tuple_OutPointScriptZ_get_a(uint32_t owner) {
+       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)(owner & ~1);
+       LDKOutPoint ret_var = C2Tuple_OutPointScriptZ_get_a(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline struct LDKCVec_u8Z C2Tuple_OutPointScriptZ_get_b(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
+       return CVec_u8Z_clone(&owner->b);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_get_b"))) TS_C2Tuple_OutPointScriptZ_get_b(uint32_t owner) {
+       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)(owner & ~1);
+       LDKCVec_u8Z ret_var = C2Tuple_OutPointScriptZ_get_b(owner_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static inline uint32_t C2Tuple_u32ScriptZ_get_a(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
+       return owner->a;
+}
+int32_t  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_get_a"))) TS_C2Tuple_u32ScriptZ_get_a(uint32_t owner) {
+       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)(owner & ~1);
+       int32_t ret_val = C2Tuple_u32ScriptZ_get_a(owner_conv);
+       return ret_val;
+}
+
+static inline struct LDKCVec_u8Z C2Tuple_u32ScriptZ_get_b(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
+       return CVec_u8Z_clone(&owner->b);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_get_b"))) TS_C2Tuple_u32ScriptZ_get_b(uint32_t owner) {
+       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)(owner & ~1);
+       LDKCVec_u8Z ret_var = C2Tuple_u32ScriptZ_get_b(owner_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static inline LDKCVec_C2Tuple_u32ScriptZZ CVec_C2Tuple_u32ScriptZZ_clone(const LDKCVec_C2Tuple_u32ScriptZZ *orig) {
+       LDKCVec_C2Tuple_u32ScriptZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ) * orig->datalen, "LDKCVec_C2Tuple_u32ScriptZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_u32ScriptZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(uint32_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(owner_conv).data, 32);
+       return ret_arr;
+}
+
+static inline struct LDKCVec_C2Tuple_u32ScriptZZ C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
+       return CVec_C2Tuple_u32ScriptZZ_clone(&owner->b);
+}
+uint32_tArray  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(uint32_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(owner & ~1);
+       LDKCVec_C2Tuple_u32ScriptZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(owner_conv);
+       uint32_tArray ret_arr = NULL;
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
+       for (size_t v = 0; v < ret_var.datalen; v++) {
+               LDKC2Tuple_u32ScriptZ* ret_conv_21_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
+               *ret_conv_21_conv = ret_var.data[v];
+               ret_arr_ptr[v] = ((uint32_t)ret_conv_21_conv);
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
 }
-LDKCResult_SignatureNoneZ sign_channel_announcement_LDKBaseSign_jcall(const void* this_arg, const LDKUnsignedChannelAnnouncement * msg) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKUnsignedChannelAnnouncement msg_var = *msg;
-       uint64_t msg_ref = 0;
-       msg_var = UnsignedChannelAnnouncement_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
+
+static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ *orig) {
+       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(&orig->data[i]);
        }
-       uint32_t ret = js_invoke_function_1(j_calls->sign_channel_announcement_meth, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+       return ret;
 }
-void ready_channel_LDKBaseSign_jcall(void* this_arg, const LDKChannelTransactionParameters * channel_parameters) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
-       LDKChannelTransactionParameters channel_parameters_var = *channel_parameters;
-       uint64_t channel_parameters_ref = 0;
-       channel_parameters_var = ChannelTransactionParameters_clone(channel_parameters);
-       CHECK((((uint64_t)channel_parameters_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&channel_parameters_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_var);
-       channel_parameters_ref = (uint64_t)channel_parameters_var.inner;
-       if (channel_parameters_var.is_owned) {
-               channel_parameters_ref |= 1;
+static inline LDKCVec_EventZ CVec_EventZ_clone(const LDKCVec_EventZ *orig) {
+       LDKCVec_EventZ ret = { .data = MALLOC(sizeof(LDKEvent) * orig->datalen, "LDKCVec_EventZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = Event_clone(&orig->data[i]);
        }
-       js_invoke_function_1(j_calls->ready_channel_meth, channel_parameters_ref);
+       return ret;
 }
-static void LDKBaseSign_JCalls_cloned(LDKBaseSign* new_obj) {
-       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+static inline uint32_t C2Tuple_u32TxOutZ_get_a(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
+       return owner->a;
+}
+int32_t  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_get_a"))) TS_C2Tuple_u32TxOutZ_get_a(uint32_t owner) {
+       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)(owner & ~1);
+       int32_t ret_val = C2Tuple_u32TxOutZ_get_a(owner_conv);
+       return ret_val;
 }
-static inline LDKBaseSign LDKBaseSign_init (/*TODO: JS Object Reference */void* o, uint32_t pubkeys) {
-       LDKBaseSign_JCalls *calls = MALLOC(sizeof(LDKBaseSign_JCalls), "LDKBaseSign_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKChannelPublicKeys pubkeys_conv;
-       pubkeys_conv.inner = (void*)(pubkeys & (~1));
-       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
+static inline struct LDKTxOut C2Tuple_u32TxOutZ_get_b(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
+       return TxOut_clone(&owner->b);
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_get_b"))) TS_C2Tuple_u32TxOutZ_get_b(uint32_t owner) {
+       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)(owner & ~1);
+       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
+       *ret_ref = C2Tuple_u32TxOutZ_get_b(owner_conv);
+       return (uint32_t)ret_ref;
+}
 
-       LDKBaseSign ret = {
-               .this_arg = (void*) calls,
-               .get_per_commitment_point = get_per_commitment_point_LDKBaseSign_jcall,
-               .release_commitment_secret = release_commitment_secret_LDKBaseSign_jcall,
-               .validate_holder_commitment = validate_holder_commitment_LDKBaseSign_jcall,
-               .channel_keys_id = channel_keys_id_LDKBaseSign_jcall,
-               .sign_counterparty_commitment = sign_counterparty_commitment_LDKBaseSign_jcall,
-               .validate_counterparty_revocation = validate_counterparty_revocation_LDKBaseSign_jcall,
-               .sign_holder_commitment_and_htlcs = sign_holder_commitment_and_htlcs_LDKBaseSign_jcall,
-               .sign_justice_revoked_output = sign_justice_revoked_output_LDKBaseSign_jcall,
-               .sign_justice_revoked_htlc = sign_justice_revoked_htlc_LDKBaseSign_jcall,
-               .sign_counterparty_htlc_transaction = sign_counterparty_htlc_transaction_LDKBaseSign_jcall,
-               .sign_closing_transaction = sign_closing_transaction_LDKBaseSign_jcall,
-               .sign_channel_announcement = sign_channel_announcement_LDKBaseSign_jcall,
-               .ready_channel = ready_channel_LDKBaseSign_jcall,
-               .free = LDKBaseSign_JCalls_free,
-               .pubkeys = pubkeys_conv,
-               .set_pubkeys = NULL,
-       };
+static inline LDKCVec_C2Tuple_u32TxOutZZ CVec_C2Tuple_u32TxOutZZ_clone(const LDKCVec_C2Tuple_u32TxOutZZ *orig) {
+       LDKCVec_C2Tuple_u32TxOutZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ) * orig->datalen, "LDKCVec_C2Tuple_u32TxOutZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_u32TxOutZ_clone(&orig->data[i]);
+       }
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKBaseSign_new(/*TODO: JS Object Reference */void* o, uint32_t pubkeys) {
-       LDKBaseSign *res_ptr = MALLOC(sizeof(LDKBaseSign), "LDKBaseSign");
-       *res_ptr = LDKBaseSign_init(o, pubkeys);
-       return (long)res_ptr;
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_BaseSign_get_per_commitment_point(uint32_t this_arg, int64_t idx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->get_per_commitment_point)(this_arg_conv->this_arg, idx).compressed_form, 33);
+int8_tArray  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(uint32_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(owner_conv).data, 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BaseSign_release_commitment_secret(uint32_t this_arg, int64_t idx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->release_commitment_secret)(this_arg_conv->this_arg, idx).data, 32);
+static inline struct LDKCVec_C2Tuple_u32TxOutZZ C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
+       return CVec_C2Tuple_u32TxOutZZ_clone(&owner->b);
+}
+uint32_tArray  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(uint32_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(owner & ~1);
+       LDKCVec_C2Tuple_u32TxOutZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(owner_conv);
+       uint32_tArray ret_arr = NULL;
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
+       for (size_t u = 0; u < ret_var.datalen; u++) {
+               LDKC2Tuple_u32TxOutZ* ret_conv_20_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
+               *ret_conv_20_conv = ret_var.data[u];
+               ret_arr_ptr[u] = ((uint32_t)ret_conv_20_conv);
+       }
+       
+       FREE(ret_var.data);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_validate_holder_commitment(uint32_t this_arg, uint32_t holder_tx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKHolderCommitmentTransaction holder_tx_conv;
-       holder_tx_conv.inner = (void*)(holder_tx & (~1));
-       holder_tx_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_conv);
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = (this_arg_conv->validate_holder_commitment)(this_arg_conv->this_arg, &holder_tx_conv);
-       return (uint64_t)ret_conv;
+static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ *orig) {
+       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(&orig->data[i]);
+       }
+       return ret;
 }
-
-int8_tArray  __attribute__((visibility("default"))) TS_BaseSign_channel_keys_id(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->channel_keys_id)(this_arg_conv->this_arg).data, 32);
-       return ret_arr;
+uint32_t __attribute__((export_name("TS_LDKBalance_ty_from_ptr"))) TS_LDKBalance_ty_from_ptr(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKBalance_ClaimableOnChannelClose: return 0;
+               case LDKBalance_ClaimableAwaitingConfirmations: return 1;
+               case LDKBalance_ContentiousClaimable: return 2;
+               case LDKBalance_MaybeClaimableHTLCAwaitingTimeout: return 3;
+               default: abort();
+       }
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_counterparty_commitment(uint32_t this_arg, uint32_t commitment_tx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKCommitmentTransaction commitment_tx_conv;
-       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
-       commitment_tx_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = (this_arg_conv->sign_counterparty_commitment)(this_arg_conv->this_arg, &commitment_tx_conv);
-       return (uint64_t)ret_conv;
+int64_t __attribute__((export_name("TS_LDKBalance_ClaimableOnChannelClose_get_claimable_amount_satoshis"))) TS_LDKBalance_ClaimableOnChannelClose_get_claimable_amount_satoshis(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_ClaimableOnChannelClose);
+       return obj->claimable_on_channel_close.claimable_amount_satoshis;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_validate_counterparty_revocation(uint32_t this_arg, int64_t idx, int8_tArray secret) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       unsigned char secret_arr[32];
-       CHECK(*((uint32_t*)secret) == 32);
-       memcpy(secret_arr, (uint8_t*)(secret + 4), 32);
-       unsigned char (*secret_ref)[32] = &secret_arr;
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = (this_arg_conv->validate_counterparty_revocation)(this_arg_conv->this_arg, idx, secret_ref);
-       return (uint64_t)ret_conv;
+int64_t __attribute__((export_name("TS_LDKBalance_ClaimableAwaitingConfirmations_get_claimable_amount_satoshis"))) TS_LDKBalance_ClaimableAwaitingConfirmations_get_claimable_amount_satoshis(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_ClaimableAwaitingConfirmations);
+       return obj->claimable_awaiting_confirmations.claimable_amount_satoshis;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_holder_commitment_and_htlcs(uint32_t this_arg, uint32_t commitment_tx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKHolderCommitmentTransaction commitment_tx_conv;
-       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
-       commitment_tx_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = (this_arg_conv->sign_holder_commitment_and_htlcs)(this_arg_conv->this_arg, &commitment_tx_conv);
-       return (uint64_t)ret_conv;
+int32_t __attribute__((export_name("TS_LDKBalance_ClaimableAwaitingConfirmations_get_confirmation_height"))) TS_LDKBalance_ClaimableAwaitingConfirmations_get_confirmation_height(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_ClaimableAwaitingConfirmations);
+       return obj->claimable_awaiting_confirmations.confirmation_height;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_justice_revoked_output(uint32_t this_arg, int8_tArray justice_tx, int64_t input, int64_t amount, int8_tArray per_commitment_key) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKTransaction justice_tx_ref;
-       justice_tx_ref.datalen = *((uint32_t*)justice_tx);
-       justice_tx_ref.data = MALLOC(justice_tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(justice_tx_ref.data, (uint8_t*)(justice_tx + 4), justice_tx_ref.datalen);
-       justice_tx_ref.data_is_owned = true;
-       unsigned char per_commitment_key_arr[32];
-       CHECK(*((uint32_t*)per_commitment_key) == 32);
-       memcpy(per_commitment_key_arr, (uint8_t*)(per_commitment_key + 4), 32);
-       unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_justice_revoked_output)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref);
-       return (uint64_t)ret_conv;
+int64_t __attribute__((export_name("TS_LDKBalance_ContentiousClaimable_get_claimable_amount_satoshis"))) TS_LDKBalance_ContentiousClaimable_get_claimable_amount_satoshis(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_ContentiousClaimable);
+       return obj->contentious_claimable.claimable_amount_satoshis;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_justice_revoked_htlc(uint32_t this_arg, int8_tArray justice_tx, int64_t input, int64_t amount, int8_tArray per_commitment_key, uint32_t htlc) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKTransaction justice_tx_ref;
-       justice_tx_ref.datalen = *((uint32_t*)justice_tx);
-       justice_tx_ref.data = MALLOC(justice_tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(justice_tx_ref.data, (uint8_t*)(justice_tx + 4), justice_tx_ref.datalen);
-       justice_tx_ref.data_is_owned = true;
-       unsigned char per_commitment_key_arr[32];
-       CHECK(*((uint32_t*)per_commitment_key) == 32);
-       memcpy(per_commitment_key_arr, (uint8_t*)(per_commitment_key + 4), 32);
-       unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
-       LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_justice_revoked_htlc)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref, &htlc_conv);
-       return (uint64_t)ret_conv;
+int32_t __attribute__((export_name("TS_LDKBalance_ContentiousClaimable_get_timeout_height"))) TS_LDKBalance_ContentiousClaimable_get_timeout_height(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_ContentiousClaimable);
+       return obj->contentious_claimable.timeout_height;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_counterparty_htlc_transaction(uint32_t this_arg, int8_tArray htlc_tx, int64_t input, int64_t amount, int8_tArray per_commitment_point, uint32_t htlc) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKTransaction htlc_tx_ref;
-       htlc_tx_ref.datalen = *((uint32_t*)htlc_tx);
-       htlc_tx_ref.data = MALLOC(htlc_tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(htlc_tx_ref.data, (uint8_t*)(htlc_tx + 4), htlc_tx_ref.datalen);
-       htlc_tx_ref.data_is_owned = true;
-       LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
-       LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_counterparty_htlc_transaction)(this_arg_conv->this_arg, htlc_tx_ref, input, amount, per_commitment_point_ref, &htlc_conv);
-       return (uint64_t)ret_conv;
+int64_t __attribute__((export_name("TS_LDKBalance_MaybeClaimableHTLCAwaitingTimeout_get_claimable_amount_satoshis"))) TS_LDKBalance_MaybeClaimableHTLCAwaitingTimeout_get_claimable_amount_satoshis(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_MaybeClaimableHTLCAwaitingTimeout);
+       return obj->maybe_claimable_htlc_awaiting_timeout.claimable_amount_satoshis;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_closing_transaction(uint32_t this_arg, uint32_t closing_tx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKClosingTransaction closing_tx_conv;
-       closing_tx_conv.inner = (void*)(closing_tx & (~1));
-       closing_tx_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_conv);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_closing_transaction)(this_arg_conv->this_arg, &closing_tx_conv);
-       return (uint64_t)ret_conv;
+int32_t __attribute__((export_name("TS_LDKBalance_MaybeClaimableHTLCAwaitingTimeout_get_claimable_height"))) TS_LDKBalance_MaybeClaimableHTLCAwaitingTimeout_get_claimable_height(uint32_t ptr) {
+       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
+       assert(obj->tag == LDKBalance_MaybeClaimableHTLCAwaitingTimeout);
+       return obj->maybe_claimable_htlc_awaiting_timeout.claimable_height;
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_sign_channel_announcement(uint32_t this_arg, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKUnsignedChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_channel_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (uint64_t)ret_conv;
+static inline LDKCVec_BalanceZ CVec_BalanceZ_clone(const LDKCVec_BalanceZ *orig) {
+       LDKCVec_BalanceZ ret = { .data = MALLOC(sizeof(LDKBalance) * orig->datalen, "LDKCVec_BalanceZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = Balance_clone(&orig->data[i]);
+       }
+       return ret;
 }
-
-void  __attribute__((visibility("default"))) TS_BaseSign_ready_channel(uint32_t this_arg, uint32_t channel_parameters) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKChannelTransactionParameters channel_parameters_conv;
-       channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
-       channel_parameters_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
-       (this_arg_conv->ready_channel)(this_arg_conv->this_arg, &channel_parameters_conv);
+static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelMonitorZ_get_a(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+int8_tArray  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_get_a"))) TS_C2Tuple_BlockHashChannelMonitorZ_get_a(uint32_t owner) {
+       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_BlockHashChannelMonitorZ_get_a(owner_conv).data, 32);
+       return ret_arr;
 }
 
-LDKChannelPublicKeys LDKBaseSign_set_get_pubkeys(LDKBaseSign* this_arg) {
-       if (this_arg->set_pubkeys != NULL)
-               this_arg->set_pubkeys(this_arg);
-       return this_arg->pubkeys;
+static inline struct LDKChannelMonitor C2Tuple_BlockHashChannelMonitorZ_get_b(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR owner){
+       return ChannelMonitor_clone(&owner->b);
 }
-uint32_t  __attribute__((visibility("default"))) TS_BaseSign_get_pubkeys(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
-       LDKChannelPublicKeys ret_var = LDKBaseSign_set_get_pubkeys(this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_get_b"))) TS_C2Tuple_BlockHashChannelMonitorZ_get_b(uint32_t owner) {
+       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(owner & ~1);
+       LDKChannelMonitor ret_var = C2Tuple_BlockHashChannelMonitorZ_get_b(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-typedef struct LDKSign_JCalls {
-       atomic_size_t refcnt;
-       LDKBaseSign_JCalls* BaseSign;
-       uint32_t write_meth;
-} LDKSign_JCalls;
-static void LDKSign_JCalls_free(void* this_arg) {
-       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->write_meth);
-               FREE(j_calls);
-       }
+static inline struct LDKC2Tuple_BlockHashChannelMonitorZ CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return C2Tuple_BlockHashChannelMonitorZ_clone(&*owner->contents.result);
 }
-LDKCVec_u8Z write_LDKSign_jcall(const void* this_arg) {
-       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->write_meth);
-       LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = *((uint32_t*)ret);
-       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), ret_ref.datalen);
-       return ret_ref;
-}
-static void LDKSign_JCalls_cloned(LDKSign* new_obj) {
-       LDKSign_JCalls *j_calls = (LDKSign_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-       atomic_fetch_add_explicit(&j_calls->BaseSign->refcnt, 1, memory_order_release);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(owner & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(owner_conv);
+       return ((uint32_t)ret_conv);
 }
-static inline LDKSign LDKSign_init (/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */void* BaseSign, uint32_t pubkeys) {
-       LDKSign_JCalls *calls = MALLOC(sizeof(LDKSign_JCalls), "LDKSign_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
-
-       LDKChannelPublicKeys pubkeys_conv;
-       pubkeys_conv.inner = (void*)(pubkeys & (~1));
-       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
 
-       LDKSign ret = {
-               .this_arg = (void*) calls,
-               .write = write_LDKSign_jcall,
-               .cloned = LDKSign_JCalls_cloned,
-               .free = LDKSign_JCalls_free,
-               .BaseSign = LDKBaseSign_init(BaseSign, pubkeys),
-       };
-       calls->BaseSign = ret.BaseSign.this_arg;
-       return ret;
+static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-long  __attribute__((visibility("default"))) TS_LDKSign_new(/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */ void* BaseSign, uint32_t pubkeys) {
-       LDKSign *res_ptr = MALLOC(sizeof(LDKSign), "LDKSign");
-       *res_ptr = LDKSign_init(o, BaseSign, pubkeys);
-       return (long)res_ptr;
+
+static inline void CResult_NoneLightningErrorZ_get_ok(LDKCResult_NoneLightningErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_Sign_write(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKSign* this_arg_conv = (LDKSign*)this_arg_ptr;
-       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+void  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_get_ok"))) TS_CResult_NoneLightningErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)(owner & ~1);
+       CResult_NoneLightningErrorZ_get_ok(owner_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SignDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_SignDecodeErrorZ *val = (LDKCResult_SignDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKSign* res_ret = MALLOC(sizeof(LDKSign), "LDKSign");
-       *res_ret = Sign_clone(&(*val->contents.result));
-       return (uint64_t)res_ret;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SignDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_SignDecodeErrorZ *val = (LDKCResult_SignDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_RecoverableSignatureNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_RecoverableSignatureNoneZ *val = (LDKCResult_RecoverableSignatureNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray es_arr = init_arr(68, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(es_arr + 4), (*val->contents.result).serialized_form, 68);
-       return es_arr;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_RecoverableSignatureNoneZ_get_err(uint32_t arg) {
-       LDKCResult_RecoverableSignatureNoneZ *val = (LDKCResult_RecoverableSignatureNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+static inline struct LDKLightningError CResult_NoneLightningErrorZ_get_err(LDKCResult_NoneLightningErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return LightningError_clone(&*owner->contents.err);
 }
-static inline LDKCVec_CVec_u8ZZ CVec_CVec_u8ZZ_clone(const LDKCVec_CVec_u8ZZ *orig) {
-       LDKCVec_CVec_u8ZZ ret = { .data = MALLOC(sizeof(LDKCVec_u8Z) * orig->datalen, "LDKCVec_CVec_u8ZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = CVec_u8Z_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_get_err"))) TS_CResult_NoneLightningErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)(owner & ~1);
+       LDKLightningError ret_var = CResult_NoneLightningErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-ptrArray  __attribute__((visibility("default"))) TS_LDKCResult_CVec_CVec_u8ZZNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ *val = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCVec_CVec_u8ZZ res_var = (*val->contents.result);
-       ptrArray res_arr = NULL;
-       res_arr = init_arr(res_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *res_arr_ptr = (int8_tArray*)(res_arr + 4);
-       for (size_t m = 0; m < res_var.datalen; m++) {
-               LDKCVec_u8Z res_conv_12_var = res_var.data[m];
-               int8_tArray res_conv_12_arr = init_arr(res_conv_12_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(res_conv_12_arr + 4), res_conv_12_var.data, res_conv_12_var.datalen);
-               res_arr_ptr[m] = res_conv_12_arr;
-       }
-       
-       return res_arr;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_CVec_CVec_u8ZZNoneZ_get_err(uint32_t arg) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ *val = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InMemorySignerDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InMemorySignerDecodeErrorZ *val = (LDKCResult_InMemorySignerDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInMemorySigner res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InMemorySignerDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InMemorySignerDecodeErrorZ *val = (LDKCResult_InMemorySignerDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKPublicKey C2Tuple_PublicKeyTypeZ_get_a(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
+       return owner->a;
 }
-static inline LDKCVec_TxOutZ CVec_TxOutZ_clone(const LDKCVec_TxOutZ *orig) {
-       LDKCVec_TxOutZ ret = { .data = MALLOC(sizeof(LDKTxOut) * orig->datalen, "LDKCVec_TxOutZ clone bytes"), .datalen = orig->datalen };
+int8_tArray  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_get_a"))) TS_C2Tuple_PublicKeyTypeZ_get_a(uint32_t owner) {
+       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)(owner & ~1);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, C2Tuple_PublicKeyTypeZ_get_a(owner_conv).compressed_form, 33);
+       return ret_arr;
+}
+
+static inline struct LDKType C2Tuple_PublicKeyTypeZ_get_b(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
+       return Type_clone(&owner->b);
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_get_b"))) TS_C2Tuple_PublicKeyTypeZ_get_b(uint32_t owner) {
+       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)(owner & ~1);
+       LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
+       *ret_ret = C2Tuple_PublicKeyTypeZ_get_b(owner_conv);
+       return (uint32_t)ret_ret;
+}
+
+static inline LDKCVec_C2Tuple_PublicKeyTypeZZ CVec_C2Tuple_PublicKeyTypeZZ_clone(const LDKCVec_C2Tuple_PublicKeyTypeZZ *orig) {
+       LDKCVec_C2Tuple_PublicKeyTypeZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ) * orig->datalen, "LDKCVec_C2Tuple_PublicKeyTypeZZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = TxOut_clone(&orig->data[i]);
+               ret.data[i] = C2Tuple_PublicKeyTypeZ_clone(&orig->data[i]);
        }
        return ret;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_TransactionNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_TransactionNoneZ *val = (LDKCResult_TransactionNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKTransaction res_var = (*val->contents.result);
-       int8_tArray res_arr = init_arr(res_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), res_var.data, res_var.datalen);
-       return res_arr;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_TransactionNoneZ_get_err(uint32_t arg) {
-       LDKCResult_TransactionNoneZ *val = (LDKCResult_TransactionNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+static inline bool CResult_boolLightningErrorZ_get_ok(LDKCResult_boolLightningErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelMonitorZ_get_a(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* tuple_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_BlockHashChannelMonitorZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
+jboolean  __attribute__((export_name("TS_CResult_boolLightningErrorZ_get_ok"))) TS_CResult_boolLightningErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)(owner & ~1);
+       jboolean ret_val = CResult_boolLightningErrorZ_get_ok(owner_conv);
+       return ret_val;
 }
 
-static inline struct LDKChannelMonitor C2Tuple_BlockHashChannelMonitorZ_get_b(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR tuple){
-       return ChannelMonitor_clone(&tuple->b);
+static inline struct LDKLightningError CResult_boolLightningErrorZ_get_err(LDKCResult_boolLightningErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return LightningError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* tuple_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(tuple & ~1);
-       LDKChannelMonitor ret_var = C2Tuple_BlockHashChannelMonitorZ_get_b(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_boolLightningErrorZ_get_err"))) TS_CResult_boolLightningErrorZ_get_err(uint32_t owner) {
+       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)(owner & ~1);
+       LDKLightningError ret_var = CResult_boolLightningErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_BlockHashChannelMonitorZZ CVec_C2Tuple_BlockHashChannelMonitorZZ_clone(const LDKCVec_C2Tuple_BlockHashChannelMonitorZZ *orig) {
-       LDKCVec_C2Tuple_BlockHashChannelMonitorZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ) * orig->datalen, "LDKCVec_C2Tuple_BlockHashChannelMonitorZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_BlockHashChannelMonitorZ_clone(&orig->data[i]);
-       }
-       return ret;
+static inline struct LDKChannelAnnouncement C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
+       return ChannelAnnouncement_clone(&owner->a);
 }
-uint32_tArray  __attribute__((visibility("default"))) TS_LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ *val = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCVec_C2Tuple_BlockHashChannelMonitorZZ res_var = (*val->contents.result);
-       uint32_tArray res_arr = NULL;
-       res_arr = init_arr(res_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *res_arr_ptr = (uint32_t*)(res_arr + 4);
-       for (size_t j = 0; j < res_var.datalen; j++) {
-               LDKC2Tuple_BlockHashChannelMonitorZ* res_conv_35_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-               *res_conv_35_conv = res_var.data[j];
-               *res_conv_35_conv = C2Tuple_BlockHashChannelMonitorZ_clone(res_conv_35_conv);
-               res_arr_ptr[j] = ((uint64_t)res_conv_35_conv);
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(uint32_t owner) {
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKChannelAnnouncement ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       return res_arr;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_get_err(uint32_t arg) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ *val = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKIOError_to_js((*val->contents.err));
-       return err_conv;
+       return ret_ref;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_u16Z_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_u16Z *obj = (LDKCOption_u16Z*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_u16Z_Some: {
-                       return 0 /* LDKCOption_u16Z - Some */; (void) obj->some;
-               }
-               case LDKCOption_u16Z_None: {
-                       return 0 /* LDKCOption_u16Z - None */;
-               }
-               default: abort();
-       }
+
+static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
+       return ChannelUpdate_clone(&owner->b);
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKAPIError_ref_from_ptr(uint32_t ptr) {
-       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKAPIError_APIMisuseError: {
-                       LDKStr err_str = obj->api_misuse_error.err;
-                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
-                       return 0 /* LDKAPIError - APIMisuseError */; (void) err_conv;
-               }
-               case LDKAPIError_FeeRateTooHigh: {
-                       LDKStr err_str = obj->fee_rate_too_high.err;
-                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
-                       return 0 /* LDKAPIError - FeeRateTooHigh */; (void) err_conv; (void) obj->fee_rate_too_high.feerate;
-               }
-               case LDKAPIError_RouteError: {
-                       LDKStr err_str = obj->route_error.err;
-                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
-                       return 0 /* LDKAPIError - RouteError */; (void) err_conv;
-               }
-               case LDKAPIError_ChannelUnavailable: {
-                       LDKStr err_str = obj->channel_unavailable.err;
-                       jstring err_conv = str_ref_to_ts(err_str.chars, err_str.len);
-                       return 0 /* LDKAPIError - ChannelUnavailable */; (void) err_conv;
-               }
-               case LDKAPIError_MonitorUpdateFailed: {
-                       return 0 /* LDKAPIError - MonitorUpdateFailed */;
-               }
-               case LDKAPIError_IncompatibleShutdownScript: {
-                       LDKShutdownScript script_var = obj->incompatible_shutdown_script.script;
-                       uint64_t script_ref = 0;
-                       CHECK((((uint64_t)script_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&script_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(script_var);
-                       script_ref = (uint64_t)script_var.inner & ~1;
-                       return 0 /* LDKAPIError - IncompatibleShutdownScript */; (void) script_ref;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(uint32_t owner) {
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneAPIErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneAPIErrorZ *val = (LDKCResult_NoneAPIErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
+
+static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
+       return ChannelUpdate_clone(&owner->c);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NoneAPIErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NoneAPIErrorZ *val = (LDKCResult_NoneAPIErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(uint32_t owner) {
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKCVec_CResult_NoneAPIErrorZZ CVec_CResult_NoneAPIErrorZZ_clone(const LDKCVec_CResult_NoneAPIErrorZZ *orig) {
-       LDKCVec_CResult_NoneAPIErrorZZ ret = { .data = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ) * orig->datalen, "LDKCVec_CResult_NoneAPIErrorZZ clone bytes"), .datalen = orig->datalen };
+
+static inline LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone(const LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *orig) {
+       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret = { .data = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ) * orig->datalen, "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = CResult_NoneAPIErrorZ_clone(&orig->data[i]);
+               ret.data[i] = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(&orig->data[i]);
        }
        return ret;
 }
-static inline LDKCVec_APIErrorZ CVec_APIErrorZ_clone(const LDKCVec_APIErrorZ *orig) {
-       LDKCVec_APIErrorZ ret = { .data = MALLOC(sizeof(LDKAPIError) * orig->datalen, "LDKCVec_APIErrorZ clone bytes"), .datalen = orig->datalen };
+static inline LDKCVec_NodeAnnouncementZ CVec_NodeAnnouncementZ_clone(const LDKCVec_NodeAnnouncementZ *orig) {
+       LDKCVec_NodeAnnouncementZ ret = { .data = MALLOC(sizeof(LDKNodeAnnouncement) * orig->datalen, "LDKCVec_NodeAnnouncementZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = APIError_clone(&orig->data[i]);
+               ret.data[i] = NodeAnnouncement_clone(&orig->data[i]);
        }
        return ret;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult__u832APIErrorZ_get_ok(uint32_t arg) {
-       LDKCResult__u832APIErrorZ *val = (LDKCResult__u832APIErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
+static inline struct LDKCVec_u8Z CResult_CVec_u8ZPeerHandleErrorZ_get_ok(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CVec_u8Z_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult__u832APIErrorZ_get_err(uint32_t arg) {
-       LDKCResult__u832APIErrorZ *val = (LDKCResult__u832APIErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+int8_tArray  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_get_ok"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(owner & ~1);
+       LDKCVec_u8Z ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_ok(owner_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKPaymentSendFailure_ref_from_ptr(uint32_t ptr) {
-       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKPaymentSendFailure_ParameterError: {
-                       uint64_t parameter_error_ref = ((uint64_t)&obj->parameter_error) | 1;
-                       return 0 /* LDKPaymentSendFailure - ParameterError */; (void) parameter_error_ref;
-               }
-               case LDKPaymentSendFailure_PathParameterError: {
-                       LDKCVec_CResult_NoneAPIErrorZZ path_parameter_error_var = obj->path_parameter_error;
-                       uint32_tArray path_parameter_error_arr = NULL;
-                       path_parameter_error_arr = init_arr(path_parameter_error_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *path_parameter_error_arr_ptr = (uint32_t*)(path_parameter_error_arr + 4);
-                       for (size_t w = 0; w < path_parameter_error_var.datalen; w++) {
-                               LDKCResult_NoneAPIErrorZ* path_parameter_error_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
-                               *path_parameter_error_conv_22_conv = path_parameter_error_var.data[w];
-                               *path_parameter_error_conv_22_conv = CResult_NoneAPIErrorZ_clone(path_parameter_error_conv_22_conv);
-                               path_parameter_error_arr_ptr[w] = (uint64_t)path_parameter_error_conv_22_conv;
-                       }
-                       
-                       return 0 /* LDKPaymentSendFailure - PathParameterError */; (void) path_parameter_error_arr;
-               }
-               case LDKPaymentSendFailure_AllFailedRetrySafe: {
-                       LDKCVec_APIErrorZ all_failed_retry_safe_var = obj->all_failed_retry_safe;
-                       uint32_tArray all_failed_retry_safe_arr = NULL;
-                       all_failed_retry_safe_arr = init_arr(all_failed_retry_safe_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *all_failed_retry_safe_arr_ptr = (uint32_t*)(all_failed_retry_safe_arr + 4);
-                       for (size_t k = 0; k < all_failed_retry_safe_var.datalen; k++) {
-                               uint64_t all_failed_retry_safe_conv_10_ref = ((uint64_t)&all_failed_retry_safe_var.data[k]) | 1;
-                               all_failed_retry_safe_arr_ptr[k] = all_failed_retry_safe_conv_10_ref;
-                       }
-                       
-                       return 0 /* LDKPaymentSendFailure - AllFailedRetrySafe */; (void) all_failed_retry_safe_arr;
-               }
-               case LDKPaymentSendFailure_PartialFailure: {
-                       LDKCVec_CResult_NoneAPIErrorZZ results_var = obj->partial_failure.results;
-                       uint32_tArray results_arr = NULL;
-                       results_arr = init_arr(results_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *results_arr_ptr = (uint32_t*)(results_arr + 4);
-                       for (size_t w = 0; w < results_var.datalen; w++) {
-                               LDKCResult_NoneAPIErrorZ* results_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
-                               *results_conv_22_conv = results_var.data[w];
-                               *results_conv_22_conv = CResult_NoneAPIErrorZ_clone(results_conv_22_conv);
-                               results_arr_ptr[w] = (uint64_t)results_conv_22_conv;
-                       }
-                       
-                       LDKRouteParameters failed_paths_retry_var = obj->partial_failure.failed_paths_retry;
-                       uint64_t failed_paths_retry_ref = 0;
-                       if ((uint64_t)failed_paths_retry_var.inner > 4096) {
-                               CHECK((((uint64_t)failed_paths_retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uint64_t)&failed_paths_retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(failed_paths_retry_var);
-                               failed_paths_retry_ref = (uint64_t)failed_paths_retry_var.inner & ~1;
-                       }
-                       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(payment_id_arr + 4), obj->partial_failure.payment_id.data, 32);
-                       return 0 /* LDKPaymentSendFailure - PartialFailure */; (void) results_arr; (void) failed_paths_retry_ref; (void) payment_id_arr;
-               }
-               default: abort();
+
+static inline struct LDKPeerHandleError CResult_CVec_u8ZPeerHandleErrorZ_get_err(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PeerHandleError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_get_err"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(owner & ~1);
+       LDKPeerHandleError ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PaymentIdPaymentSendFailureZ_get_ok(uint32_t arg) {
-       LDKCResult_PaymentIdPaymentSendFailureZ *val = (LDKCResult_PaymentIdPaymentSendFailureZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
+
+static inline void CResult_NonePeerHandleErrorZ_get_ok(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PaymentIdPaymentSendFailureZ_get_err(uint32_t arg) {
-       LDKCResult_PaymentIdPaymentSendFailureZ *val = (LDKCResult_PaymentIdPaymentSendFailureZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+void  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_get_ok"))) TS_CResult_NonePeerHandleErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)(owner & ~1);
+       CResult_NonePeerHandleErrorZ_get_ok(owner_conv);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_NonePaymentSendFailureZ_get_ok(uint32_t arg) {
-       LDKCResult_NonePaymentSendFailureZ *val = (LDKCResult_NonePaymentSendFailureZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
+
+static inline struct LDKPeerHandleError CResult_NonePeerHandleErrorZ_get_err(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PeerHandleError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NonePaymentSendFailureZ_get_err(uint32_t arg) {
-       LDKCResult_NonePaymentSendFailureZ *val = (LDKCResult_NonePaymentSendFailureZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_get_err"))) TS_CResult_NonePeerHandleErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)(owner & ~1);
+       LDKPeerHandleError ret_var = CResult_NonePeerHandleErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_a(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
+
+static inline bool CResult_boolPeerHandleErrorZ_get_ok(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* tuple_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_PaymentHashPaymentIdZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
+jboolean  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_get_ok"))) TS_CResult_boolPeerHandleErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)(owner & ~1);
+       jboolean ret_val = CResult_boolPeerHandleErrorZ_get_ok(owner_conv);
+       return ret_val;
 }
 
-static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_b(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->b);
+static inline struct LDKPeerHandleError CResult_boolPeerHandleErrorZ_get_err(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PeerHandleError_clone(&*owner->contents.err);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* tuple_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_PaymentHashPaymentIdZ_get_b(tuple_conv).data, 32);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_get_err"))) TS_CResult_boolPeerHandleErrorZ_get_err(uint32_t owner) {
+       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)(owner & ~1);
+       LDKPeerHandleError ret_var = CResult_boolPeerHandleErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_PaymentHashPaymentIdZ* res_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
-       *res_conv = (*val->contents.result);
-       *res_conv = C2Tuple_PaymentHashPaymentIdZ_clone(res_conv);
-       return ((uint64_t)res_conv);
+static inline struct LDKNodeId CResult_NodeIdDecodeErrorZ_get_ok(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NodeId_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKNetAddress_ref_from_ptr(uint32_t ptr) {
-       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKNetAddress_IPv4: {
-                       int8_tArray addr_arr = init_arr(4, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(addr_arr + 4), obj->i_pv4.addr.data, 4);
-                       return 0 /* LDKNetAddress - IPv4 */; (void) addr_arr; (void) obj->i_pv4.port;
-               }
-               case LDKNetAddress_IPv6: {
-                       int8_tArray addr_arr = init_arr(16, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(addr_arr + 4), obj->i_pv6.addr.data, 16);
-                       return 0 /* LDKNetAddress - IPv6 */; (void) addr_arr; (void) obj->i_pv6.port;
-               }
-               case LDKNetAddress_OnionV2: {
-                       int8_tArray onion_v2_arr = init_arr(12, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(onion_v2_arr + 4), obj->onion_v2.data, 12);
-                       return 0 /* LDKNetAddress - OnionV2 */; (void) onion_v2_arr;
-               }
-               case LDKNetAddress_OnionV3: {
-                       int8_tArray ed25519_pubkey_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(ed25519_pubkey_arr + 4), obj->onion_v3.ed25519_pubkey.data, 32);
-                       return 0 /* LDKNetAddress - OnionV3 */; (void) ed25519_pubkey_arr; (void) obj->onion_v3.checksum; (void) obj->onion_v3.version; (void) obj->onion_v3.port;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_get_ok"))) TS_CResult_NodeIdDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)(owner & ~1);
+       LDKNodeId ret_var = CResult_NodeIdDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-static inline LDKCVec_NetAddressZ CVec_NetAddressZ_clone(const LDKCVec_NetAddressZ *orig) {
-       LDKCVec_NetAddressZ ret = { .data = MALLOC(sizeof(LDKNetAddress) * orig->datalen, "LDKCVec_NetAddressZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = NetAddress_clone(&orig->data[i]);
+
+static inline struct LDKDecodeError CResult_NodeIdDecodeErrorZ_get_err(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_get_err"))) TS_CResult_NodeIdDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NodeIdDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_a(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* tuple_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_PaymentHashPaymentSecretZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
-}
-
-static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_b(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->b);
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* tuple_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_PaymentHashPaymentSecretZ_get_b(tuple_conv).data, 32);
-       return ret_arr;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_PaymentHashPaymentSecretZ* res_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
-       *res_conv = (*val->contents.result);
-       *res_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(res_conv);
-       return ((uint64_t)res_conv);
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_PaymentHashPaymentSecretZ* res_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
-       *res_conv = (*val->contents.result);
-       *res_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(res_conv);
-       return ((uint64_t)res_conv);
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *val = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PaymentSecretNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_PaymentSecretNoneZ *val = (LDKCResult_PaymentSecretNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_PaymentSecretNoneZ_get_err(uint32_t arg) {
-       LDKCResult_PaymentSecretNoneZ *val = (LDKCResult_PaymentSecretNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PaymentSecretAPIErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PaymentSecretAPIErrorZ *val = (LDKCResult_PaymentSecretAPIErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PaymentSecretAPIErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PaymentSecretAPIErrorZ *val = (LDKCResult_PaymentSecretAPIErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PaymentPreimageAPIErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PaymentPreimageAPIErrorZ *val = (LDKCResult_PaymentPreimageAPIErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PaymentPreimageAPIErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PaymentPreimageAPIErrorZ *val = (LDKCResult_PaymentPreimageAPIErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+
+static inline struct LDKCOption_NetworkUpdateZ CResult_COption_NetworkUpdateZDecodeErrorZ_get_ok(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_NetworkUpdateZ_clone(&*owner->contents.result);
 }
-static inline LDKCVec_ChannelMonitorZ CVec_ChannelMonitorZ_clone(const LDKCVec_ChannelMonitorZ *orig) {
-       LDKCVec_ChannelMonitorZ ret = { .data = MALLOC(sizeof(LDKChannelMonitor) * orig->datalen, "LDKCVec_ChannelMonitorZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ChannelMonitor_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_get_ok"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(owner & ~1);
+       LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
+       *ret_copy = CResult_COption_NetworkUpdateZDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_COption_NetworkUpdateZDecodeErrorZ_get_err(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_get_err"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_COption_NetworkUpdateZDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-typedef struct LDKWatch_JCalls {
+
+typedef struct LDKAccess_JCalls {
        atomic_size_t refcnt;
-       uint32_t watch_channel_meth;
-       uint32_t update_channel_meth;
-       uint32_t release_pending_monitor_events_meth;
-} LDKWatch_JCalls;
-static void LDKWatch_JCalls_free(void* this_arg) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       uint32_t instance_ptr;
+} LDKAccess_JCalls;
+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) {
-               js_free(j_calls->watch_channel_meth);
-               js_free(j_calls->update_channel_meth);
-               js_free(j_calls->release_pending_monitor_events_meth);
                FREE(j_calls);
        }
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ watch_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
-       LDKOutPoint funding_txo_var = funding_txo;
-       uint64_t funding_txo_ref = 0;
-       CHECK((((uint64_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-       funding_txo_ref = (uint64_t)funding_txo_var.inner;
-       if (funding_txo_var.is_owned) {
-               funding_txo_ref |= 1;
-       }
-       LDKChannelMonitor monitor_var = monitor;
-       uint64_t monitor_ref = 0;
-       CHECK((((uint64_t)monitor_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&monitor_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_var);
-       monitor_ref = (uint64_t)monitor_var.inner;
-       if (monitor_var.is_owned) {
-               monitor_ref |= 1;
-       }
-       uint32_t ret = js_invoke_function_2(j_calls->watch_channel_meth, funding_txo_ref, monitor_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
-}
-LDKCResult_NoneChannelMonitorUpdateErrZ update_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate update) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
-       LDKOutPoint funding_txo_var = funding_txo;
-       uint64_t funding_txo_ref = 0;
-       CHECK((((uint64_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-       funding_txo_ref = (uint64_t)funding_txo_var.inner;
-       if (funding_txo_var.is_owned) {
-               funding_txo_ref |= 1;
-       }
-       LDKChannelMonitorUpdate update_var = update;
-       uint64_t update_ref = 0;
-       CHECK((((uint64_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
-       update_ref = (uint64_t)update_var.inner;
-       if (update_var.is_owned) {
-               update_ref |= 1;
-       }
-       uint32_t ret = js_invoke_function_2(j_calls->update_channel_meth, funding_txo_ref, update_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+LDKCResult_TxOutAccessErrorZ get_utxo_LDKAccess_jcall(const void* this_arg, const uint8_t (* genesis_hash)[32], uint64_t short_channel_id) {
+       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) this_arg;
+       int8_tArray genesis_hash_arr = init_int8_tArray(32, __LINE__);
+       memcpy(genesis_hash_arr->elems, *genesis_hash, 32);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 31, (uint32_t)genesis_hash_arr, (uint32_t)short_channel_id);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
+       LDKCResult_TxOutAccessErrorZ ret_conv = *(LDKCResult_TxOutAccessErrorZ*)(ret_ptr);
        FREE((void*)ret);
        return ret_conv;
 }
-LDKCVec_MonitorEventZ release_pending_monitor_events_LDKWatch_jcall(const void* this_arg) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
-       uint32_tArray ret = js_invoke_function_0(j_calls->release_pending_monitor_events_meth);
-       LDKCVec_MonitorEventZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
-       if (ret_constr.datalen > 0)
-               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKMonitorEvent), "LDKCVec_MonitorEventZ Elements");
-       else
-               ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
-       for (size_t o = 0; o < ret_constr.datalen; o++) {
-               uint32_t ret_conv_14 = ret_vals[o];
-               void* ret_conv_14_ptr = (void*)(((uint64_t)ret_conv_14) & ~1);
-               CHECK_ACCESS(ret_conv_14_ptr);
-               LDKMonitorEvent ret_conv_14_conv = *(LDKMonitorEvent*)(ret_conv_14_ptr);
-               FREE((void*)ret_conv_14);
-               ret_constr.data[o] = ret_conv_14_conv;
-       }
-       return ret_constr;
-}
-static void LDKWatch_JCalls_cloned(LDKWatch* new_obj) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) new_obj->this_arg;
+static void LDKAccess_JCalls_cloned(LDKAccess* new_obj) {
+       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKWatch LDKWatch_init (/*TODO: JS Object Reference */void* o) {
-       LDKWatch_JCalls *calls = MALLOC(sizeof(LDKWatch_JCalls), "LDKWatch_JCalls");
+static inline LDKAccess LDKAccess_init (JSValue o) {
+       LDKAccess_JCalls *calls = MALLOC(sizeof(LDKAccess_JCalls), "LDKAccess_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
-       LDKWatch ret = {
+       LDKAccess ret = {
                .this_arg = (void*) calls,
-               .watch_channel = watch_channel_LDKWatch_jcall,
-               .update_channel = update_channel_LDKWatch_jcall,
-               .release_pending_monitor_events = release_pending_monitor_events_LDKWatch_jcall,
-               .free = LDKWatch_JCalls_free,
+               .get_utxo = get_utxo_LDKAccess_jcall,
+               .free = LDKAccess_JCalls_free,
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKWatch_new(/*TODO: JS Object Reference */void* o) {
-       LDKWatch *res_ptr = MALLOC(sizeof(LDKWatch), "LDKWatch");
-       *res_ptr = LDKWatch_init(o);
+long  __attribute__((export_name("TS_LDKAccess_new"))) TS_LDKAccess_new(JSValue o) {
+       LDKAccess *res_ptr = MALLOC(sizeof(LDKAccess), "LDKAccess");
+       *res_ptr = LDKAccess_init(o);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_Watch_watch_channel(uint32_t this_arg, uint32_t funding_txo, uint32_t monitor) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Access_get_utxo"))) TS_Access_get_utxo(uint32_t this_arg, int8_tArray genesis_hash, int64_t short_channel_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
-       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
-       LDKChannelMonitor monitor_conv;
-       monitor_conv.inner = (void*)(monitor & (~1));
-       monitor_conv.is_owned = (monitor & 1) || (monitor == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_conv);
-       monitor_conv = ChannelMonitor_clone(&monitor_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->watch_channel)(this_arg_conv->this_arg, funding_txo_conv, monitor_conv);
-       return (uint64_t)ret_conv;
+       LDKAccess* this_arg_conv = (LDKAccess*)this_arg_ptr;
+       unsigned char genesis_hash_arr[32];
+       CHECK(genesis_hash->arr_len == 32);
+       memcpy(genesis_hash_arr, genesis_hash->elems, 32); FREE(genesis_hash);
+       unsigned char (*genesis_hash_ref)[32] = &genesis_hash_arr;
+       LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
+       *ret_conv = (this_arg_conv->get_utxo)(this_arg_conv->this_arg, genesis_hash_ref, short_channel_id);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Watch_update_channel(uint32_t this_arg, uint32_t funding_txo, uint32_t update) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
-       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
-       LDKChannelMonitorUpdate update_conv;
-       update_conv.inner = (void*)(update & (~1));
-       update_conv.is_owned = (update & 1) || (update == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_conv);
-       update_conv = ChannelMonitorUpdate_clone(&update_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->update_channel)(this_arg_conv->this_arg, funding_txo_conv, update_conv);
-       return (uint64_t)ret_conv;
+uint32_t __attribute__((export_name("TS_LDKCOption_AccessZ_ty_from_ptr"))) TS_LDKCOption_AccessZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_AccessZ *obj = (LDKCOption_AccessZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_AccessZ_Some: return 0;
+               case LDKCOption_AccessZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_t __attribute__((export_name("TS_LDKCOption_AccessZ_Some_get_some"))) TS_LDKCOption_AccessZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_AccessZ *obj = (LDKCOption_AccessZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_AccessZ_Some);
+                       LDKAccess* some_ret = MALLOC(sizeof(LDKAccess), "LDKAccess");
+                       *some_ret = obj->some;
+                       // WARNING: We likely need to clone here, but no clone is available, so we just do it for Java instances
+       return (uint32_t)some_ret;
+}
+static inline struct LDKChannelUpdateInfo CResult_ChannelUpdateInfoDecodeErrorZ_get_ok(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelUpdateInfo_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_get_ok"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(owner & ~1);
+       LDKChannelUpdateInfo ret_var = CResult_ChannelUpdateInfoDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_Watch_release_pending_monitor_events(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKCVec_MonitorEventZ ret_var = (this_arg_conv->release_pending_monitor_events)(this_arg_conv->this_arg);
-       uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
-       for (size_t o = 0; o < ret_var.datalen; o++) {
-               LDKMonitorEvent *ret_conv_14_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
-               *ret_conv_14_copy = ret_var.data[o];
-               uint64_t ret_conv_14_ref = (uint64_t)ret_conv_14_copy;
-               ret_arr_ptr[o] = ret_conv_14_ref;
+static inline struct LDKDecodeError CResult_ChannelUpdateInfoDecodeErrorZ_get_err(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_get_err"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelUpdateInfoDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       FREE(ret_var.data);
-       return ret_arr;
+       return ret_ref;
 }
 
-typedef struct LDKBroadcasterInterface_JCalls {
-       atomic_size_t refcnt;
-       uint32_t broadcast_transaction_meth;
-} LDKBroadcasterInterface_JCalls;
-static void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->broadcast_transaction_meth);
-               FREE(j_calls);
+static inline struct LDKChannelInfo CResult_ChannelInfoDecodeErrorZ_get_ok(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelInfo_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_get_ok"))) TS_CResult_ChannelInfoDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(owner & ~1);
+       LDKChannelInfo ret_var = CResult_ChannelInfoDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-void broadcast_transaction_LDKBroadcasterInterface_jcall(const void* this_arg, LDKTransaction tx) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
-       LDKTransaction tx_var = tx;
-       int8_tArray tx_arr = init_arr(tx_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(tx_arr + 4), tx_var.data, tx_var.datalen);
-       Transaction_free(tx_var);
-       js_invoke_function_1(j_calls->broadcast_transaction_meth, tx_arr);
+
+static inline struct LDKDecodeError CResult_ChannelInfoDecodeErrorZ_get_err(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-static void LDKBroadcasterInterface_JCalls_cloned(LDKBroadcasterInterface* new_obj) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_get_err"))) TS_CResult_ChannelInfoDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelInfoDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKBroadcasterInterface LDKBroadcasterInterface_init (/*TODO: JS Object Reference */void* o) {
-       LDKBroadcasterInterface_JCalls *calls = MALLOC(sizeof(LDKBroadcasterInterface_JCalls), "LDKBroadcasterInterface_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKBroadcasterInterface ret = {
-               .this_arg = (void*) calls,
-               .broadcast_transaction = broadcast_transaction_LDKBroadcasterInterface_jcall,
-               .free = LDKBroadcasterInterface_JCalls_free,
-       };
-       return ret;
+static inline struct LDKRoutingFees CResult_RoutingFeesDecodeErrorZ_get_ok(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RoutingFees_clone(&*owner->contents.result);
 }
-long  __attribute__((visibility("default"))) TS_LDKBroadcasterInterface_new(/*TODO: JS Object Reference */void* o) {
-       LDKBroadcasterInterface *res_ptr = MALLOC(sizeof(LDKBroadcasterInterface), "LDKBroadcasterInterface");
-       *res_ptr = LDKBroadcasterInterface_init(o);
-       return (long)res_ptr;
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_get_ok"))) TS_CResult_RoutingFeesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(owner & ~1);
+       LDKRoutingFees ret_var = CResult_RoutingFeesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-void  __attribute__((visibility("default"))) TS_BroadcasterInterface_broadcast_transaction(uint32_t this_arg, int8_tArray tx) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBroadcasterInterface* this_arg_conv = (LDKBroadcasterInterface*)this_arg_ptr;
-       LDKTransaction tx_ref;
-       tx_ref.datalen = *((uint32_t*)tx);
-       tx_ref.data = MALLOC(tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(tx_ref.data, (uint8_t*)(tx + 4), tx_ref.datalen);
-       tx_ref.data_is_owned = true;
-       (this_arg_conv->broadcast_transaction)(this_arg_conv->this_arg, tx_ref);
+
+static inline struct LDKDecodeError CResult_RoutingFeesDecodeErrorZ_get_err(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_get_err"))) TS_CResult_RoutingFeesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RoutingFeesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-typedef struct LDKKeysInterface_JCalls {
-       atomic_size_t refcnt;
-       uint32_t get_node_secret_meth;
-       uint32_t get_destination_script_meth;
-       uint32_t get_shutdown_scriptpubkey_meth;
-       uint32_t get_channel_signer_meth;
-       uint32_t get_secure_random_bytes_meth;
-       uint32_t read_chan_signer_meth;
-       uint32_t sign_invoice_meth;
-       uint32_t get_inbound_payment_key_material_meth;
-} LDKKeysInterface_JCalls;
-static void LDKKeysInterface_JCalls_free(void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->get_node_secret_meth);
-               js_free(j_calls->get_destination_script_meth);
-               js_free(j_calls->get_shutdown_scriptpubkey_meth);
-               js_free(j_calls->get_channel_signer_meth);
-               js_free(j_calls->get_secure_random_bytes_meth);
-               js_free(j_calls->read_chan_signer_meth);
-               js_free(j_calls->sign_invoice_meth);
-               js_free(j_calls->get_inbound_payment_key_material_meth);
-               FREE(j_calls);
+static inline struct LDKNodeAnnouncementInfo CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NodeAnnouncementInfo_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(owner & ~1);
+       LDKNodeAnnouncementInfo ret_var = CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-LDKSecretKey get_node_secret_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->get_node_secret_meth);
-       LDKSecretKey ret_ref;
-       CHECK(*((uint32_t*)ret) == 32);
-       memcpy(ret_ref.bytes, (uint8_t*)(ret + 4), 32);
+
+static inline struct LDKDecodeError CResult_NodeAnnouncementInfoDecodeErrorZ_get_err(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_get_err"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NodeAnnouncementInfoDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
        return ret_ref;
 }
-LDKCVec_u8Z get_destination_script_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->get_destination_script_meth);
-       LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = *((uint32_t*)ret);
-       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), ret_ref.datalen);
+
+static inline LDKCVec_u64Z CVec_u64Z_clone(const LDKCVec_u64Z *orig) {
+       LDKCVec_u64Z ret = { .data = MALLOC(sizeof(int64_t) * orig->datalen, "LDKCVec_u64Z clone bytes"), .datalen = orig->datalen };
+       memcpy(ret.data, orig->data, sizeof(int64_t) * ret.datalen);
+       return ret;
+}
+static inline struct LDKNodeInfo CResult_NodeInfoDecodeErrorZ_get_ok(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NodeInfo_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_get_ok"))) TS_CResult_NodeInfoDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(owner & ~1);
+       LDKNodeInfo ret_var = CResult_NodeInfoDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
        return ret_ref;
 }
-LDKShutdownScript get_shutdown_scriptpubkey_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       uint32_t ret = js_invoke_function_0(j_calls->get_shutdown_scriptpubkey_meth);
-       LDKShutdownScript ret_conv;
-       ret_conv.inner = (void*)(ret & (~1));
-       ret_conv.is_owned = (ret & 1) || (ret == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
-       return ret_conv;
+
+static inline struct LDKDecodeError CResult_NodeInfoDecodeErrorZ_get_err(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-LDKSign get_channel_signer_LDKKeysInterface_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       uint32_t ret = js_invoke_function_2(j_calls->get_channel_signer_meth, inbound, channel_value_satoshis);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKSign ret_conv = *(LDKSign*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_get_err"))) TS_CResult_NodeInfoDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NodeInfoDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-LDKThirtyTwoBytes get_secure_random_bytes_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->get_secure_random_bytes_meth);
-       LDKThirtyTwoBytes ret_ref;
-       CHECK(*((uint32_t*)ret) == 32);
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), 32);
+
+static inline struct LDKNetworkGraph CResult_NetworkGraphDecodeErrorZ_get_ok(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NetworkGraph_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_get_ok"))) TS_CResult_NetworkGraphDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(owner & ~1);
+       LDKNetworkGraph ret_var = CResult_NetworkGraphDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
        return ret_ref;
 }
-LDKCResult_SignDecodeErrorZ read_chan_signer_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice reader) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKu8slice reader_var = reader;
-       int8_tArray reader_arr = init_arr(reader_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(reader_arr + 4), reader_var.data, reader_var.datalen);
-       uint32_t ret = js_invoke_function_1(j_calls->read_chan_signer_meth, reader_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignDecodeErrorZ ret_conv = *(LDKCResult_SignDecodeErrorZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+
+static inline struct LDKDecodeError CResult_NetworkGraphDecodeErrorZ_get_err(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-LDKCResult_RecoverableSignatureNoneZ sign_invoice_LDKKeysInterface_jcall(const void* this_arg, LDKCVec_u8Z invoice_preimage) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKCVec_u8Z invoice_preimage_var = invoice_preimage;
-       int8_tArray invoice_preimage_arr = init_arr(invoice_preimage_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(invoice_preimage_arr + 4), invoice_preimage_var.data, invoice_preimage_var.datalen);
-       CVec_u8Z_free(invoice_preimage_var);
-       uint32_t ret = js_invoke_function_1(j_calls->sign_invoice_meth, invoice_preimage_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_RecoverableSignatureNoneZ ret_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_get_err"))) TS_CResult_NetworkGraphDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NetworkGraphDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-LDKThirtyTwoBytes get_inbound_payment_key_material_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->get_inbound_payment_key_material_meth);
-       LDKThirtyTwoBytes ret_ref;
-       CHECK(*((uint32_t*)ret) == 32);
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), 32);
+
+uint32_t __attribute__((export_name("TS_LDKCOption_CVec_NetAddressZZ_ty_from_ptr"))) TS_LDKCOption_CVec_NetAddressZZ_ty_from_ptr(uint32_t ptr) {
+       LDKCOption_CVec_NetAddressZZ *obj = (LDKCOption_CVec_NetAddressZZ*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKCOption_CVec_NetAddressZZ_Some: return 0;
+               case LDKCOption_CVec_NetAddressZZ_None: return 1;
+               default: abort();
+       }
+}
+uint32_tArray __attribute__((export_name("TS_LDKCOption_CVec_NetAddressZZ_Some_get_some"))) TS_LDKCOption_CVec_NetAddressZZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_CVec_NetAddressZZ *obj = (LDKCOption_CVec_NetAddressZZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_CVec_NetAddressZZ_Some);
+                       LDKCVec_NetAddressZ some_var = obj->some;
+                       uint32_tArray some_arr = NULL;
+                       some_arr = init_uint32_tArray(some_var.datalen, __LINE__);
+                       uint32_t *some_arr_ptr = (uint32_t*)(((uint8_t*)some_arr) + 4);
+                       for (size_t m = 0; m < some_var.datalen; m++) {
+                               uint32_t some_conv_12_ref = ((uintptr_t)&some_var.data[m]) | 1;
+                               some_arr_ptr[m] = some_conv_12_ref;
+                       }
+                       
+       return some_arr;
+}
+static inline struct LDKNetAddress CResult_NetAddressDecodeErrorZ_get_ok(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NetAddress_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_get_ok"))) TS_CResult_NetAddressDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)(owner & ~1);
+       LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
+       *ret_copy = CResult_NetAddressDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-static void LDKKeysInterface_JCalls_cloned(LDKKeysInterface* new_obj) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+
+static inline struct LDKDecodeError CResult_NetAddressDecodeErrorZ_get_err(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_get_err"))) TS_CResult_NetAddressDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NetAddressDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline LDKCVec_UpdateAddHTLCZ CVec_UpdateAddHTLCZ_clone(const LDKCVec_UpdateAddHTLCZ *orig) {
+       LDKCVec_UpdateAddHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateAddHTLC) * orig->datalen, "LDKCVec_UpdateAddHTLCZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = UpdateAddHTLC_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_UpdateFulfillHTLCZ CVec_UpdateFulfillHTLCZ_clone(const LDKCVec_UpdateFulfillHTLCZ *orig) {
+       LDKCVec_UpdateFulfillHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFulfillHTLC) * orig->datalen, "LDKCVec_UpdateFulfillHTLCZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = UpdateFulfillHTLC_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_UpdateFailHTLCZ CVec_UpdateFailHTLCZ_clone(const LDKCVec_UpdateFailHTLCZ *orig) {
+       LDKCVec_UpdateFailHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFailHTLC) * orig->datalen, "LDKCVec_UpdateFailHTLCZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = UpdateFailHTLC_clone(&orig->data[i]);
+       }
+       return ret;
 }
-static inline LDKKeysInterface LDKKeysInterface_init (/*TODO: JS Object Reference */void* o) {
-       LDKKeysInterface_JCalls *calls = MALLOC(sizeof(LDKKeysInterface_JCalls), "LDKKeysInterface_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
-
-       LDKKeysInterface ret = {
-               .this_arg = (void*) calls,
-               .get_node_secret = get_node_secret_LDKKeysInterface_jcall,
-               .get_destination_script = get_destination_script_LDKKeysInterface_jcall,
-               .get_shutdown_scriptpubkey = get_shutdown_scriptpubkey_LDKKeysInterface_jcall,
-               .get_channel_signer = get_channel_signer_LDKKeysInterface_jcall,
-               .get_secure_random_bytes = get_secure_random_bytes_LDKKeysInterface_jcall,
-               .read_chan_signer = read_chan_signer_LDKKeysInterface_jcall,
-               .sign_invoice = sign_invoice_LDKKeysInterface_jcall,
-               .get_inbound_payment_key_material = get_inbound_payment_key_material_LDKKeysInterface_jcall,
-               .free = LDKKeysInterface_JCalls_free,
-       };
+static inline LDKCVec_UpdateFailMalformedHTLCZ CVec_UpdateFailMalformedHTLCZ_clone(const LDKCVec_UpdateFailMalformedHTLCZ *orig) {
+       LDKCVec_UpdateFailMalformedHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFailMalformedHTLC) * orig->datalen, "LDKCVec_UpdateFailMalformedHTLCZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = UpdateFailMalformedHTLC_clone(&orig->data[i]);
+       }
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKKeysInterface_new(/*TODO: JS Object Reference */void* o) {
-       LDKKeysInterface *res_ptr = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
-       *res_ptr = LDKKeysInterface_init(o);
-       return (long)res_ptr;
+static inline struct LDKAcceptChannel CResult_AcceptChannelDecodeErrorZ_get_ok(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return AcceptChannel_clone(&*owner->contents.result);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_KeysInterface_get_node_secret(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->get_node_secret)(this_arg_conv->this_arg).bytes, 32);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_get_ok"))) TS_CResult_AcceptChannelDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(owner & ~1);
+       LDKAcceptChannel ret_var = CResult_AcceptChannelDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_KeysInterface_get_destination_script(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKCVec_u8Z ret_var = (this_arg_conv->get_destination_script)(this_arg_conv->this_arg);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+static inline struct LDKDecodeError CResult_AcceptChannelDecodeErrorZ_get_err(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-
-uint32_t  __attribute__((visibility("default"))) TS_KeysInterface_get_shutdown_scriptpubkey(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKShutdownScript ret_var = (this_arg_conv->get_shutdown_scriptpubkey)(this_arg_conv->this_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_get_err"))) TS_CResult_AcceptChannelDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_AcceptChannelDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysInterface_get_channel_signer(uint32_t this_arg, jboolean inbound, int64_t channel_value_satoshis) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
-       *ret_ret = (this_arg_conv->get_channel_signer)(this_arg_conv->this_arg, inbound, channel_value_satoshis);
-       return (uint64_t)ret_ret;
+static inline struct LDKAnnouncementSignatures CResult_AnnouncementSignaturesDecodeErrorZ_get_ok(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return AnnouncementSignatures_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_get_ok"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(owner & ~1);
+       LDKAnnouncementSignatures ret_var = CResult_AnnouncementSignaturesDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_KeysInterface_get_secure_random_bytes(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->get_secure_random_bytes)(this_arg_conv->this_arg).data, 32);
-       return ret_arr;
+static inline struct LDKDecodeError CResult_AnnouncementSignaturesDecodeErrorZ_get_err(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_get_err"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_AnnouncementSignaturesDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysInterface_read_chan_signer(uint32_t this_arg, int8_tArray reader) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKu8slice reader_ref;
-       reader_ref.datalen = *((uint32_t*)reader);
-       reader_ref.data = (int8_t*)(reader + 4);
-       LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
-       *ret_conv = (this_arg_conv->read_chan_signer)(this_arg_conv->this_arg, reader_ref);
-       return (uint64_t)ret_conv;
+static inline struct LDKChannelReestablish CResult_ChannelReestablishDecodeErrorZ_get_ok(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelReestablish_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_get_ok"))) TS_CResult_ChannelReestablishDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(owner & ~1);
+       LDKChannelReestablish ret_var = CResult_ChannelReestablishDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysInterface_sign_invoice(uint32_t this_arg, int8_tArray invoice_preimage) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKCVec_u8Z invoice_preimage_ref;
-       invoice_preimage_ref.datalen = *((uint32_t*)invoice_preimage);
-       invoice_preimage_ref.data = MALLOC(invoice_preimage_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(invoice_preimage_ref.data, (uint8_t*)(invoice_preimage + 4), invoice_preimage_ref.datalen);
-       LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_invoice)(this_arg_conv->this_arg, invoice_preimage_ref);
-       return (uint64_t)ret_conv;
+static inline struct LDKDecodeError CResult_ChannelReestablishDecodeErrorZ_get_err(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_get_err"))) TS_CResult_ChannelReestablishDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelReestablishDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_KeysInterface_get_inbound_payment_key_material(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->get_inbound_payment_key_material)(this_arg_conv->this_arg).data, 32);
-       return ret_arr;
+static inline struct LDKClosingSigned CResult_ClosingSignedDecodeErrorZ_get_ok(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ClosingSigned_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_get_ok"))) TS_CResult_ClosingSignedDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(owner & ~1);
+       LDKClosingSigned ret_var = CResult_ClosingSignedDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-typedef struct LDKFeeEstimator_JCalls {
-       atomic_size_t refcnt;
-       uint32_t get_est_sat_per_1000_weight_meth;
-} LDKFeeEstimator_JCalls;
-static void LDKFeeEstimator_JCalls_free(void* this_arg) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->get_est_sat_per_1000_weight_meth);
-               FREE(j_calls);
+static inline struct LDKDecodeError CResult_ClosingSignedDecodeErrorZ_get_err(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_get_err"))) TS_CResult_ClosingSignedDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ClosingSignedDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t get_est_sat_per_1000_weight_LDKFeeEstimator_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       uint32_t confirmation_target_conv = LDKConfirmationTarget_to_js(confirmation_target);
-       return js_invoke_function_1(j_calls->get_est_sat_per_1000_weight_meth, confirmation_target_conv);
+
+static inline struct LDKClosingSignedFeeRange CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ClosingSignedFeeRange_clone(&*owner->contents.result);
 }
-static void LDKFeeEstimator_JCalls_cloned(LDKFeeEstimator* new_obj) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(owner & ~1);
+       LDKClosingSignedFeeRange ret_var = CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKFeeEstimator LDKFeeEstimator_init (/*TODO: JS Object Reference */void* o) {
-       LDKFeeEstimator_JCalls *calls = MALLOC(sizeof(LDKFeeEstimator_JCalls), "LDKFeeEstimator_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKFeeEstimator ret = {
-               .this_arg = (void*) calls,
-               .get_est_sat_per_1000_weight = get_est_sat_per_1000_weight_LDKFeeEstimator_jcall,
-               .free = LDKFeeEstimator_JCalls_free,
-       };
-       return ret;
+static inline struct LDKDecodeError CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-long  __attribute__((visibility("default"))) TS_LDKFeeEstimator_new(/*TODO: JS Object Reference */void* o) {
-       LDKFeeEstimator *res_ptr = MALLOC(sizeof(LDKFeeEstimator), "LDKFeeEstimator");
-       *res_ptr = LDKFeeEstimator_init(o);
-       return (long)res_ptr;
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-int32_t  __attribute__((visibility("default"))) TS_FeeEstimator_get_est_sat_per_1000_weight(uint32_t this_arg, uint32_t confirmation_target) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKFeeEstimator* this_arg_conv = (LDKFeeEstimator*)this_arg_ptr;
-       LDKConfirmationTarget confirmation_target_conv = LDKConfirmationTarget_from_js(confirmation_target);
-       int32_t ret_val = (this_arg_conv->get_est_sat_per_1000_weight)(this_arg_conv->this_arg, confirmation_target_conv);
-       return ret_val;
+
+static inline struct LDKCommitmentSigned CResult_CommitmentSignedDecodeErrorZ_get_ok(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CommitmentSigned_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_get_ok"))) TS_CResult_CommitmentSignedDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(owner & ~1);
+       LDKCommitmentSigned ret_var = CResult_CommitmentSignedDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-typedef struct LDKLogger_JCalls {
-       atomic_size_t refcnt;
-       uint32_t log_meth;
-} LDKLogger_JCalls;
-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) {
-               js_free(j_calls->log_meth);
-               FREE(j_calls);
+static inline struct LDKDecodeError CResult_CommitmentSignedDecodeErrorZ_get_err(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_get_err"))) TS_CResult_CommitmentSignedDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_CommitmentSignedDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-void log_LDKLogger_jcall(const void* this_arg, const LDKRecord * record) {
-       LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) this_arg;
-       LDKRecord record_var = *record;
-       uint64_t record_ref = 0;
-       record_var = Record_clone(record);
-       CHECK((((uint64_t)record_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&record_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(record_var);
-       record_ref = (uint64_t)record_var.inner;
-       if (record_var.is_owned) {
-               record_ref |= 1;
+
+static inline struct LDKFundingCreated CResult_FundingCreatedDecodeErrorZ_get_ok(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return FundingCreated_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_get_ok"))) TS_CResult_FundingCreatedDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(owner & ~1);
+       LDKFundingCreated ret_var = CResult_FundingCreatedDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       js_invoke_function_1(j_calls->log_meth, record_ref);
+       return ret_ref;
 }
-static void LDKLogger_JCalls_cloned(LDKLogger* new_obj) {
-       LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+
+static inline struct LDKDecodeError CResult_FundingCreatedDecodeErrorZ_get_err(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_get_err"))) TS_CResult_FundingCreatedDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_FundingCreatedDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKLogger LDKLogger_init (/*TODO: JS Object Reference */void* o) {
-       LDKLogger_JCalls *calls = MALLOC(sizeof(LDKLogger_JCalls), "LDKLogger_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKLogger ret = {
-               .this_arg = (void*) calls,
-               .log = log_LDKLogger_jcall,
-               .free = LDKLogger_JCalls_free,
-       };
-       return ret;
+static inline struct LDKFundingSigned CResult_FundingSignedDecodeErrorZ_get_ok(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return FundingSigned_clone(&*owner->contents.result);
 }
-long  __attribute__((visibility("default"))) TS_LDKLogger_new(/*TODO: JS Object Reference */void* o) {
-       LDKLogger *res_ptr = MALLOC(sizeof(LDKLogger), "LDKLogger");
-       *res_ptr = LDKLogger_init(o);
-       return (long)res_ptr;
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_get_ok"))) TS_CResult_FundingSignedDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(owner & ~1);
+       LDKFundingSigned ret_var = CResult_FundingSignedDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelManagerZ_get_a(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelManagerZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_BlockHashChannelManagerZ* tuple_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_BlockHashChannelManagerZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
-}
-
-static inline struct LDKChannelManager *C2Tuple_BlockHashChannelManagerZ_get_b(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR tuple){
-       return &tuple->b;
-}
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelManagerZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_BlockHashChannelManagerZ* tuple_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(tuple & ~1);
-       LDKChannelManager ret_var = *C2Tuple_BlockHashChannelManagerZ_get_b(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner & ~1;
-       return ret_ref;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *val = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_BlockHashChannelManagerZ* res_conv = &(*val->contents.result);
-       // Warning: we really need to clone here, but no clone is available for LDKC2Tuple_BlockHashChannelManagerZ
-       return ((uint64_t)res_conv) | 1;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *val = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelConfigDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelConfigDecodeErrorZ *val = (LDKCResult_ChannelConfigDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelConfig res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelConfigDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelConfigDecodeErrorZ *val = (LDKCResult_ChannelConfigDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_OutPointDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_OutPointDecodeErrorZ *val = (LDKCResult_OutPointDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKOutPoint res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_OutPointDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_OutPointDecodeErrorZ *val = (LDKCResult_OutPointDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKDecodeError CResult_FundingSignedDecodeErrorZ_get_err(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-typedef struct LDKType_JCalls {
-       atomic_size_t refcnt;
-       uint32_t type_id_meth;
-       uint32_t debug_str_meth;
-       uint32_t write_meth;
-} LDKType_JCalls;
-static void LDKType_JCalls_free(void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->type_id_meth);
-               js_free(j_calls->debug_str_meth);
-               js_free(j_calls->write_meth);
-               FREE(j_calls);
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_get_err"))) TS_CResult_FundingSignedDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_FundingSignedDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint16_t type_id_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
-       return js_invoke_function_0(j_calls->type_id_meth);
+
+static inline struct LDKFundingLocked CResult_FundingLockedDecodeErrorZ_get_ok(LDKCResult_FundingLockedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return FundingLocked_clone(&*owner->contents.result);
 }
-LDKStr debug_str_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
-       uint32_t ret = js_invoke_function_0(j_calls->debug_str_meth);
-       LDKStr ret_conv = str_ref_to_owned_c(ret);
-       return ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_get_ok"))) TS_CResult_FundingLockedDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_FundingLockedDecodeErrorZ* owner_conv = (LDKCResult_FundingLockedDecodeErrorZ*)(owner & ~1);
+       LDKFundingLocked ret_var = CResult_FundingLockedDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->write_meth);
-       LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = *((uint32_t*)ret);
-       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), ret_ref.datalen);
+
+static inline struct LDKDecodeError CResult_FundingLockedDecodeErrorZ_get_err(LDKCResult_FundingLockedDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_get_err"))) TS_CResult_FundingLockedDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_FundingLockedDecodeErrorZ* owner_conv = (LDKCResult_FundingLockedDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_FundingLockedDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
        return ret_ref;
 }
-static void LDKType_JCalls_cloned(LDKType* new_obj) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+
+static inline struct LDKInit CResult_InitDecodeErrorZ_get_ok(LDKCResult_InitDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Init_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_get_ok"))) TS_CResult_InitDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)(owner & ~1);
+       LDKInit ret_var = CResult_InitDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKType LDKType_init (/*TODO: JS Object Reference */void* o) {
-       LDKType_JCalls *calls = MALLOC(sizeof(LDKType_JCalls), "LDKType_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKType ret = {
-               .this_arg = (void*) calls,
-               .type_id = type_id_LDKType_jcall,
-               .debug_str = debug_str_LDKType_jcall,
-               .write = write_LDKType_jcall,
-               .cloned = LDKType_JCalls_cloned,
-               .free = LDKType_JCalls_free,
-       };
-       return ret;
+static inline struct LDKDecodeError CResult_InitDecodeErrorZ_get_err(LDKCResult_InitDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_get_err"))) TS_CResult_InitDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_InitDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-long  __attribute__((visibility("default"))) TS_LDKType_new(/*TODO: JS Object Reference */void* o) {
-       LDKType *res_ptr = MALLOC(sizeof(LDKType), "LDKType");
-       *res_ptr = LDKType_init(o);
-       return (long)res_ptr;
+
+static inline struct LDKOpenChannel CResult_OpenChannelDecodeErrorZ_get_ok(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return OpenChannel_clone(&*owner->contents.result);
 }
-int16_t  __attribute__((visibility("default"))) TS_Type_type_id(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
-       int16_t ret_val = (this_arg_conv->type_id)(this_arg_conv->this_arg);
-       return ret_val;
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_get_ok"))) TS_CResult_OpenChannelDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(owner & ~1);
+       LDKOpenChannel ret_var = CResult_OpenChannelDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-jstring  __attribute__((visibility("default"))) TS_Type_debug_str(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
-       LDKStr ret_str = (this_arg_conv->debug_str)(this_arg_conv->this_arg);
-       jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
-       Str_free(ret_str);
-       return ret_conv;
+static inline struct LDKDecodeError CResult_OpenChannelDecodeErrorZ_get_err(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-
-int8_tArray  __attribute__((visibility("default"))) TS_Type_write(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
-       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_get_err"))) TS_CResult_OpenChannelDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_OpenChannelDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_TypeZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_TypeZ *obj = (LDKCOption_TypeZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_TypeZ_Some: {
-                       LDKType* some_ret = MALLOC(sizeof(LDKType), "LDKType");
-                       *some_ret = Type_clone(&obj->some);
-                       return 0 /* LDKCOption_TypeZ - Some */; (void) (uint64_t)some_ret;
-               }
-               case LDKCOption_TypeZ_None: {
-                       return 0 /* LDKCOption_TypeZ - None */;
-               }
-               default: abort();
+static inline struct LDKRevokeAndACK CResult_RevokeAndACKDecodeErrorZ_get_ok(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return RevokeAndACK_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_get_ok"))) TS_CResult_RevokeAndACKDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(owner & ~1);
+       LDKRevokeAndACK ret_var = CResult_RevokeAndACKDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_TypeZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_COption_TypeZDecodeErrorZ *val = (LDKCResult_COption_TypeZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_TypeZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_COption_TypeZDecodeErrorZ *val = (LDKCResult_COption_TypeZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKPaymentError_ref_from_ptr(uint32_t ptr) {
-       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKPaymentError_Invoice: {
-                       LDKStr invoice_str = obj->invoice;
-                       jstring invoice_conv = str_ref_to_ts(invoice_str.chars, invoice_str.len);
-                       return 0 /* LDKPaymentError - Invoice */; (void) invoice_conv;
-               }
-               case LDKPaymentError_Routing: {
-                       LDKLightningError routing_var = obj->routing;
-                       uint64_t routing_ref = 0;
-                       CHECK((((uint64_t)routing_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&routing_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(routing_var);
-                       routing_ref = (uint64_t)routing_var.inner & ~1;
-                       return 0 /* LDKPaymentError - Routing */; (void) routing_ref;
-               }
-               case LDKPaymentError_Sending: {
-                       uint64_t sending_ref = ((uint64_t)&obj->sending) | 1;
-                       return 0 /* LDKPaymentError - Sending */; (void) sending_ref;
-               }
-               default: abort();
+
+static inline struct LDKDecodeError CResult_RevokeAndACKDecodeErrorZ_get_err(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_get_err"))) TS_CResult_RevokeAndACKDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_RevokeAndACKDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_PaymentIdPaymentErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PaymentIdPaymentErrorZ *val = (LDKCResult_PaymentIdPaymentErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       int8_tArray res_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), (*val->contents.result).data, 32);
-       return res_arr;
+
+static inline struct LDKShutdown CResult_ShutdownDecodeErrorZ_get_ok(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Shutdown_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PaymentIdPaymentErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PaymentIdPaymentErrorZ *val = (LDKCResult_PaymentIdPaymentErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_get_ok"))) TS_CResult_ShutdownDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)(owner & ~1);
+       LDKShutdown ret_var = CResult_ShutdownDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SiPrefixNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_SiPrefixNoneZ *val = (LDKCResult_SiPrefixNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint32_t res_conv = LDKSiPrefix_to_js((*val->contents.result));
-       return res_conv;
+
+static inline struct LDKDecodeError CResult_ShutdownDecodeErrorZ_get_err(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_SiPrefixNoneZ_get_err(uint32_t arg) {
-       LDKCResult_SiPrefixNoneZ *val = (LDKCResult_SiPrefixNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_get_err"))) TS_CResult_ShutdownDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ShutdownDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_InvoiceNoneZ *val = (LDKCResult_InvoiceNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInvoice res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
+
+static inline struct LDKUpdateFailHTLC CResult_UpdateFailHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UpdateFailHTLC_clone(&*owner->contents.result);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceNoneZ_get_err(uint32_t arg) {
-       LDKCResult_InvoiceNoneZ *val = (LDKCResult_InvoiceNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_get_ok"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(owner & ~1);
+       LDKUpdateFailHTLC ret_var = CResult_UpdateFailHTLCDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_SignedRawInvoiceNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_SignedRawInvoiceNoneZ *val = (LDKCResult_SignedRawInvoiceNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKSignedRawInvoice res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
+
+static inline struct LDKDecodeError CResult_UpdateFailHTLCDecodeErrorZ_get_err(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_SignedRawInvoiceNoneZ_get_err(uint32_t arg) {
-       LDKCResult_SignedRawInvoiceNoneZ *val = (LDKCResult_SignedRawInvoiceNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_get_err"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UpdateFailHTLCDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline struct LDKRawInvoice C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR tuple){
-       return RawInvoice_clone(&tuple->a);
+
+static inline struct LDKUpdateFailMalformedHTLC CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UpdateFailMalformedHTLC_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(uint32_t tuple) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* tuple_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(tuple & ~1);
-       LDKRawInvoice ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(owner & ~1);
+       LDKUpdateFailMalformedHTLC ret_var = CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline struct LDKThirtyTwoBytes C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->b);
+static inline struct LDKDecodeError CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(uint32_t tuple) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* tuple_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(tuple_conv).data, 32);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKInvoiceSignature C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR tuple){
-       return InvoiceSignature_clone(&tuple->c);
+static inline struct LDKUpdateFee CResult_UpdateFeeDecodeErrorZ_get_ok(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UpdateFee_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(uint32_t tuple) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* tuple_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(tuple & ~1);
-       LDKInvoiceSignature ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_get_ok"))) TS_CResult_UpdateFeeDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(owner & ~1);
+       LDKUpdateFee ret_var = CResult_UpdateFeeDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PayeePubKeyErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PayeePubKeyErrorZ *val = (LDKCResult_PayeePubKeyErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPayeePubKey res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
+static inline struct LDKDecodeError CResult_UpdateFeeDecodeErrorZ_get_err(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PayeePubKeyErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PayeePubKeyErrorZ *val = (LDKCResult_PayeePubKeyErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSecp256k1Error_to_js((*val->contents.err));
-       return err_conv;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_get_err"))) TS_CResult_UpdateFeeDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UpdateFeeDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKCVec_PrivateRouteZ CVec_PrivateRouteZ_clone(const LDKCVec_PrivateRouteZ *orig) {
-       LDKCVec_PrivateRouteZ ret = { .data = MALLOC(sizeof(LDKPrivateRoute) * orig->datalen, "LDKCVec_PrivateRouteZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = PrivateRoute_clone(&orig->data[i]);
+
+static inline struct LDKUpdateFulfillHTLC CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UpdateFulfillHTLC_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(owner & ~1);
+       LDKUpdateFulfillHTLC ret_var = CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PositiveTimestampCreationErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PositiveTimestampCreationErrorZ *val = (LDKCResult_PositiveTimestampCreationErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPositiveTimestamp res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PositiveTimestampCreationErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PositiveTimestampCreationErrorZ *val = (LDKCResult_PositiveTimestampCreationErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKCreationError_to_js((*val->contents.err));
-       return err_conv;
+
+static inline struct LDKDecodeError CResult_UpdateFulfillHTLCDecodeErrorZ_get_err(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneSemanticErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneSemanticErrorZ *val = (LDKCResult_NoneSemanticErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_get_err"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UpdateFulfillHTLCDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NoneSemanticErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NoneSemanticErrorZ *val = (LDKCResult_NoneSemanticErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSemanticError_to_js((*val->contents.err));
-       return err_conv;
+
+static inline struct LDKUpdateAddHTLC CResult_UpdateAddHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UpdateAddHTLC_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceSemanticErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InvoiceSemanticErrorZ *val = (LDKCResult_InvoiceSemanticErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInvoice res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceSemanticErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InvoiceSemanticErrorZ *val = (LDKCResult_InvoiceSemanticErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSemanticError_to_js((*val->contents.err));
-       return err_conv;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_get_ok"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(owner & ~1);
+       LDKUpdateAddHTLC ret_var = CResult_UpdateAddHTLCDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DescriptionCreationErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_DescriptionCreationErrorZ *val = (LDKCResult_DescriptionCreationErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKDescription res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DescriptionCreationErrorZ_get_err(uint32_t arg) {
-       LDKCResult_DescriptionCreationErrorZ *val = (LDKCResult_DescriptionCreationErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKCreationError_to_js((*val->contents.err));
-       return err_conv;
+
+static inline struct LDKDecodeError CResult_UpdateAddHTLCDecodeErrorZ_get_err(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ExpiryTimeCreationErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ExpiryTimeCreationErrorZ *val = (LDKCResult_ExpiryTimeCreationErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKExpiryTime res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ExpiryTimeCreationErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ExpiryTimeCreationErrorZ *val = (LDKCResult_ExpiryTimeCreationErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKCreationError_to_js((*val->contents.err));
-       return err_conv;
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_get_err"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UpdateAddHTLCDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PrivateRouteCreationErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PrivateRouteCreationErrorZ *val = (LDKCResult_PrivateRouteCreationErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPrivateRoute res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PrivateRouteCreationErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PrivateRouteCreationErrorZ *val = (LDKCResult_PrivateRouteCreationErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKCreationError_to_js((*val->contents.err));
-       return err_conv;
+
+static inline struct LDKPing CResult_PingDecodeErrorZ_get_ok(LDKCResult_PingDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Ping_clone(&*owner->contents.result);
 }
-jstring  __attribute__((visibility("default"))) TS_LDKCResult_StringErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_StringErrorZ *val = (LDKCResult_StringErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKStr res_str = (*val->contents.result);
-       jstring res_conv = str_ref_to_ts(res_str.chars, res_str.len);
-       return res_conv;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_StringErrorZ_get_err(uint32_t arg) {
-       LDKCResult_StringErrorZ *val = (LDKCResult_StringErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint32_t err_conv = LDKSecp256k1Error_to_js((*val->contents.err));
-       return err_conv;
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_get_ok"))) TS_CResult_PingDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)(owner & ~1);
+       LDKPing ret_var = CResult_PingDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ *val = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelMonitorUpdate res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelMonitorUpdateDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ *val = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_MonitorEventZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_MonitorEventZ *obj = (LDKCOption_MonitorEventZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_MonitorEventZ_Some: {
-                       uint64_t some_ref = ((uint64_t)&obj->some) | 1;
-                       return 0 /* LDKCOption_MonitorEventZ - Some */; (void) some_ref;
-               }
-               case LDKCOption_MonitorEventZ_None: {
-                       return 0 /* LDKCOption_MonitorEventZ - None */;
-               }
-               default: abort();
+
+static inline struct LDKDecodeError CResult_PingDecodeErrorZ_get_err(LDKCResult_PingDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_get_err"))) TS_CResult_PingDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_PingDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_MonitorEventZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ *val = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_MonitorEventZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ *val = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HTLCUpdateDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_HTLCUpdateDecodeErrorZ *val = (LDKCResult_HTLCUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKHTLCUpdate res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_HTLCUpdateDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_HTLCUpdateDecodeErrorZ *val = (LDKCResult_HTLCUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-static inline struct LDKOutPoint C2Tuple_OutPointScriptZ_get_a(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR tuple){
-       return OutPoint_clone(&tuple->a);
-}
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_OutPointScriptZ* tuple_conv = (LDKC2Tuple_OutPointScriptZ*)(tuple & ~1);
-       LDKOutPoint ret_var = C2Tuple_OutPointScriptZ_get_a(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKCVec_u8Z C2Tuple_OutPointScriptZ_get_b(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR tuple){
-       return CVec_u8Z_clone(&tuple->b);
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_OutPointScriptZ* tuple_conv = (LDKC2Tuple_OutPointScriptZ*)(tuple & ~1);
-       LDKCVec_u8Z ret_var = C2Tuple_OutPointScriptZ_get_b(tuple_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+
+static inline struct LDKPong CResult_PongDecodeErrorZ_get_ok(LDKCResult_PongDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Pong_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_get_ok"))) TS_CResult_PongDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)(owner & ~1);
+       LDKPong ret_var = CResult_PongDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline uint32_t C2Tuple_u32ScriptZ_get_a(LDKC2Tuple_u32ScriptZ *NONNULL_PTR tuple){
-       return tuple->a;
+static inline struct LDKDecodeError CResult_PongDecodeErrorZ_get_err(LDKCResult_PongDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-int32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_u32ScriptZ* tuple_conv = (LDKC2Tuple_u32ScriptZ*)(tuple & ~1);
-       int32_t ret_val = C2Tuple_u32ScriptZ_get_a(tuple_conv);
-       return ret_val;
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_get_err"))) TS_CResult_PongDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_PongDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKCVec_u8Z C2Tuple_u32ScriptZ_get_b(LDKC2Tuple_u32ScriptZ *NONNULL_PTR tuple){
-       return CVec_u8Z_clone(&tuple->b);
+static inline struct LDKUnsignedChannelAnnouncement CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UnsignedChannelAnnouncement_clone(&*owner->contents.result);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_u32ScriptZ* tuple_conv = (LDKC2Tuple_u32ScriptZ*)(tuple & ~1);
-       LDKCVec_u8Z ret_var = C2Tuple_u32ScriptZ_get_b(tuple_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKUnsignedChannelAnnouncement ret_var = CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_u32ScriptZZ CVec_C2Tuple_u32ScriptZZ_clone(const LDKCVec_C2Tuple_u32ScriptZZ *orig) {
-       LDKCVec_C2Tuple_u32ScriptZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ) * orig->datalen, "LDKCVec_C2Tuple_u32ScriptZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_u32ScriptZ_clone(&orig->data[i]);
+static inline struct LDKDecodeError CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
+
+static inline struct LDKChannelAnnouncement CResult_ChannelAnnouncementDecodeErrorZ_get_ok(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelAnnouncement_clone(&*owner->contents.result);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* tuple_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_get_ok"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKChannelAnnouncement ret_var = CResult_ChannelAnnouncementDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKCVec_C2Tuple_u32ScriptZZ C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR tuple){
-       return CVec_C2Tuple_u32ScriptZZ_clone(&tuple->b);
+static inline struct LDKDecodeError CResult_ChannelAnnouncementDecodeErrorZ_get_err(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_tArray  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* tuple_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(tuple & ~1);
-       LDKCVec_C2Tuple_u32ScriptZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(tuple_conv);
-       uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
-       for (size_t v = 0; v < ret_var.datalen; v++) {
-               LDKC2Tuple_u32ScriptZ* ret_conv_21_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
-               *ret_conv_21_conv = ret_var.data[v];
-               ret_arr_ptr[v] = ((uint64_t)ret_conv_21_conv);
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_get_err"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       FREE(ret_var.data);
-       return ret_arr;
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ *orig) {
-       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(&orig->data[i]);
+static inline struct LDKUnsignedChannelUpdate CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UnsignedChannelUpdate_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKUnsignedChannelUpdate ret_var = CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline LDKCVec_EventZ CVec_EventZ_clone(const LDKCVec_EventZ *orig) {
-       LDKCVec_EventZ ret = { .data = MALLOC(sizeof(LDKEvent) * orig->datalen, "LDKCVec_EventZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = Event_clone(&orig->data[i]);
+
+static inline struct LDKDecodeError CResult_UnsignedChannelUpdateDecodeErrorZ_get_err(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_get_err"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UnsignedChannelUpdateDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline uint32_t C2Tuple_u32TxOutZ_get_a(LDKC2Tuple_u32TxOutZ *NONNULL_PTR tuple){
-       return tuple->a;
+
+static inline struct LDKChannelUpdate CResult_ChannelUpdateDecodeErrorZ_get_ok(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ChannelUpdate_clone(&*owner->contents.result);
 }
-int32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_u32TxOutZ* tuple_conv = (LDKC2Tuple_u32TxOutZ*)(tuple & ~1);
-       int32_t ret_val = C2Tuple_u32TxOutZ_get_a(tuple_conv);
-       return ret_val;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_get_ok"))) TS_CResult_ChannelUpdateDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKChannelUpdate ret_var = CResult_ChannelUpdateDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKTxOut C2Tuple_u32TxOutZ_get_b(LDKC2Tuple_u32TxOutZ *NONNULL_PTR tuple){
-       return TxOut_clone(&tuple->b);
+static inline struct LDKDecodeError CResult_ChannelUpdateDecodeErrorZ_get_err(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_u32TxOutZ* tuple_conv = (LDKC2Tuple_u32TxOutZ*)(tuple & ~1);
-       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
-       *ret_ref = C2Tuple_u32TxOutZ_get_b(tuple_conv);
-       return (uint64_t)ret_ref;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_get_err"))) TS_CResult_ChannelUpdateDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ChannelUpdateDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_u32TxOutZZ CVec_C2Tuple_u32TxOutZZ_clone(const LDKCVec_C2Tuple_u32TxOutZZ *orig) {
-       LDKCVec_C2Tuple_u32TxOutZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ) * orig->datalen, "LDKCVec_C2Tuple_u32TxOutZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_u32TxOutZ_clone(&orig->data[i]);
+static inline struct LDKErrorMessage CResult_ErrorMessageDecodeErrorZ_get_ok(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ErrorMessage_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_get_ok"))) TS_CResult_ErrorMessageDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(owner & ~1);
+       LDKErrorMessage ret_var = CResult_ErrorMessageDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR tuple){
-       return ThirtyTwoBytes_clone(&tuple->a);
+
+static inline struct LDKDecodeError CResult_ErrorMessageDecodeErrorZ_get_err(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* tuple_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(tuple_conv).data, 32);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_get_err"))) TS_CResult_ErrorMessageDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ErrorMessageDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline struct LDKCVec_C2Tuple_u32TxOutZZ C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR tuple){
-       return CVec_C2Tuple_u32TxOutZZ_clone(&tuple->b);
+static inline struct LDKWarningMessage CResult_WarningMessageDecodeErrorZ_get_ok(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return WarningMessage_clone(&*owner->contents.result);
 }
-uint32_tArray  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* tuple_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(tuple & ~1);
-       LDKCVec_C2Tuple_u32TxOutZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(tuple_conv);
-       uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
-       for (size_t u = 0; u < ret_var.datalen; u++) {
-               LDKC2Tuple_u32TxOutZ* ret_conv_20_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
-               *ret_conv_20_conv = ret_var.data[u];
-               ret_arr_ptr[u] = ((uint64_t)ret_conv_20_conv);
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_get_ok"))) TS_CResult_WarningMessageDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(owner & ~1);
+       LDKWarningMessage ret_var = CResult_WarningMessageDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       
-       FREE(ret_var.data);
-       return ret_arr;
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ *orig) {
-       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(&orig->data[i]);
-       }
-       return ret;
+static inline struct LDKDecodeError CResult_WarningMessageDecodeErrorZ_get_err(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t __attribute__((visibility("default"))) TS_LDKBalance_ref_from_ptr(uint32_t ptr) {
-       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKBalance_ClaimableOnChannelClose: {
-                       return 0 /* LDKBalance - ClaimableOnChannelClose */; (void) obj->claimable_on_channel_close.claimable_amount_satoshis;
-               }
-               case LDKBalance_ClaimableAwaitingConfirmations: {
-                       return 0 /* LDKBalance - ClaimableAwaitingConfirmations */; (void) obj->claimable_awaiting_confirmations.claimable_amount_satoshis; (void) obj->claimable_awaiting_confirmations.confirmation_height;
-               }
-               case LDKBalance_ContentiousClaimable: {
-                       return 0 /* LDKBalance - ContentiousClaimable */; (void) obj->contentious_claimable.claimable_amount_satoshis; (void) obj->contentious_claimable.timeout_height;
-               }
-               case LDKBalance_MaybeClaimableHTLCAwaitingTimeout: {
-                       return 0 /* LDKBalance - MaybeClaimableHTLCAwaitingTimeout */; (void) obj->maybe_claimable_htlc_awaiting_timeout.claimable_amount_satoshis; (void) obj->maybe_claimable_htlc_awaiting_timeout.claimable_height;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_get_err"))) TS_CResult_WarningMessageDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_WarningMessageDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-static inline LDKCVec_BalanceZ CVec_BalanceZ_clone(const LDKCVec_BalanceZ *orig) {
-       LDKCVec_BalanceZ ret = { .data = MALLOC(sizeof(LDKBalance) * orig->datalen, "LDKCVec_BalanceZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = Balance_clone(&orig->data[i]);
-       }
-       return ret;
+
+static inline struct LDKUnsignedNodeAnnouncement CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return UnsignedNodeAnnouncement_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *val = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKC2Tuple_BlockHashChannelMonitorZ* res_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-       *res_conv = (*val->contents.result);
-       *res_conv = C2Tuple_BlockHashChannelMonitorZ_clone(res_conv);
-       return ((uint64_t)res_conv);
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *val = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_NoneLightningErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NoneLightningErrorZ *val = (LDKCResult_NoneLightningErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NoneLightningErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NoneLightningErrorZ *val = (LDKCResult_NoneLightningErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKLightningError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-static inline struct LDKPublicKey C2Tuple_PublicKeyTypeZ_get_a(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR tuple){
-       return tuple->a;
-}
-int8_tArray  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_get_a(uint32_t tuple) {
-       LDKC2Tuple_PublicKeyTypeZ* tuple_conv = (LDKC2Tuple_PublicKeyTypeZ*)(tuple & ~1);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), C2Tuple_PublicKeyTypeZ_get_a(tuple_conv).compressed_form, 33);
-       return ret_arr;
-}
-
-static inline struct LDKType C2Tuple_PublicKeyTypeZ_get_b(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR tuple){
-       return Type_clone(&tuple->b);
-}
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_get_b(uint32_t tuple) {
-       LDKC2Tuple_PublicKeyTypeZ* tuple_conv = (LDKC2Tuple_PublicKeyTypeZ*)(tuple & ~1);
-       LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
-       *ret_ret = C2Tuple_PublicKeyTypeZ_get_b(tuple_conv);
-       return (uint64_t)ret_ret;
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKUnsignedNodeAnnouncement ret_var = CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-static inline LDKCVec_C2Tuple_PublicKeyTypeZZ CVec_C2Tuple_PublicKeyTypeZZ_clone(const LDKCVec_C2Tuple_PublicKeyTypeZZ *orig) {
-       LDKCVec_C2Tuple_PublicKeyTypeZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ) * orig->datalen, "LDKCVec_C2Tuple_PublicKeyTypeZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_PublicKeyTypeZ_clone(&orig->data[i]);
+static inline struct LDKDecodeError CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-jboolean  __attribute__((visibility("default"))) TS_LDKCResult_boolLightningErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_boolLightningErrorZ *val = (LDKCResult_boolLightningErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
+
+static inline struct LDKNodeAnnouncement CResult_NodeAnnouncementDecodeErrorZ_get_ok(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return NodeAnnouncement_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_boolLightningErrorZ_get_err(uint32_t arg) {
-       LDKCResult_boolLightningErrorZ *val = (LDKCResult_boolLightningErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKLightningError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_get_ok"))) TS_CResult_NodeAnnouncementDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKNodeAnnouncement ret_var = CResult_NodeAnnouncementDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline struct LDKChannelAnnouncement C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR tuple){
-       return ChannelAnnouncement_clone(&tuple->a);
+
+static inline struct LDKDecodeError CResult_NodeAnnouncementDecodeErrorZ_get_err(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(uint32_t tuple) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* tuple_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(tuple & ~1);
-       LDKChannelAnnouncement ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_get_err"))) TS_CResult_NodeAnnouncementDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_NodeAnnouncementDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR tuple){
-       return ChannelUpdate_clone(&tuple->b);
+static inline struct LDKQueryShortChannelIds CResult_QueryShortChannelIdsDecodeErrorZ_get_ok(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return QueryShortChannelIds_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(uint32_t tuple) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* tuple_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(tuple & ~1);
-       LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_get_ok"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(owner & ~1);
+       LDKQueryShortChannelIds ret_var = CResult_QueryShortChannelIdsDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR tuple){
-       return ChannelUpdate_clone(&tuple->c);
+static inline struct LDKDecodeError CResult_QueryShortChannelIdsDecodeErrorZ_get_err(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(uint32_t tuple) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* tuple_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(tuple & ~1);
-       LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(tuple_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_get_err"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_QueryShortChannelIdsDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone(const LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *orig) {
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret = { .data = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ) * orig->datalen, "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(&orig->data[i]);
-       }
-       return ret;
+static inline struct LDKReplyShortChannelIdsEnd CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ReplyShortChannelIdsEnd_clone(&*owner->contents.result);
 }
-static inline LDKCVec_NodeAnnouncementZ CVec_NodeAnnouncementZ_clone(const LDKCVec_NodeAnnouncementZ *orig) {
-       LDKCVec_NodeAnnouncementZ ret = { .data = MALLOC(sizeof(LDKNodeAnnouncement) * orig->datalen, "LDKCVec_NodeAnnouncementZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = NodeAnnouncement_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(owner & ~1);
+       LDKReplyShortChannelIdsEnd ret_var = CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_LDKCResult_CVec_u8ZPeerHandleErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ *val = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCVec_u8Z res_var = (*val->contents.result);
-       int8_tArray res_arr = init_arr(res_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(res_arr + 4), res_var.data, res_var.datalen);
-       return res_arr;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CVec_u8ZPeerHandleErrorZ_get_err(uint32_t arg) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ *val = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKPeerHandleError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-void  __attribute__((visibility("default"))) TS_LDKCResult_NonePeerHandleErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NonePeerHandleErrorZ *val = (LDKCResult_NonePeerHandleErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NonePeerHandleErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NonePeerHandleErrorZ *val = (LDKCResult_NonePeerHandleErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKPeerHandleError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-jboolean  __attribute__((visibility("default"))) TS_LDKCResult_boolPeerHandleErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_boolPeerHandleErrorZ *val = (LDKCResult_boolPeerHandleErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       return *val->contents.result;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_boolPeerHandleErrorZ_get_err(uint32_t arg) {
-       LDKCResult_boolPeerHandleErrorZ *val = (LDKCResult_boolPeerHandleErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKPeerHandleError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeIdDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NodeIdDecodeErrorZ *val = (LDKCResult_NodeIdDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNodeId res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeIdDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NodeIdDecodeErrorZ *val = (LDKCResult_NodeIdDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_NetworkUpdateZDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ *val = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_COption_NetworkUpdateZDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ *val = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKDecodeError CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-typedef struct LDKAccess_JCalls {
-       atomic_size_t refcnt;
-       uint32_t get_utxo_meth;
-} LDKAccess_JCalls;
-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) {
-               js_free(j_calls->get_utxo_meth);
-               FREE(j_calls);
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-LDKCResult_TxOutAccessErrorZ get_utxo_LDKAccess_jcall(const void* this_arg, const uint8_t (* genesis_hash)[32], uint64_t short_channel_id) {
-       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) this_arg;
-       int8_tArray genesis_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(genesis_hash_arr + 4), *genesis_hash, 32);
-       uint32_t ret = js_invoke_function_2(j_calls->get_utxo_meth, genesis_hash_arr, short_channel_id);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_TxOutAccessErrorZ ret_conv = *(LDKCResult_TxOutAccessErrorZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
+
+static inline struct LDKQueryChannelRange CResult_QueryChannelRangeDecodeErrorZ_get_ok(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return QueryChannelRange_clone(&*owner->contents.result);
 }
-static void LDKAccess_JCalls_cloned(LDKAccess* new_obj) {
-       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_get_ok"))) TS_CResult_QueryChannelRangeDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKQueryChannelRange ret_var = CResult_QueryChannelRangeDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKAccess LDKAccess_init (/*TODO: JS Object Reference */void* o) {
-       LDKAccess_JCalls *calls = MALLOC(sizeof(LDKAccess_JCalls), "LDKAccess_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
 
-       LDKAccess ret = {
-               .this_arg = (void*) calls,
-               .get_utxo = get_utxo_LDKAccess_jcall,
-               .free = LDKAccess_JCalls_free,
-       };
-       return ret;
-}
-long  __attribute__((visibility("default"))) TS_LDKAccess_new(/*TODO: JS Object Reference */void* o) {
-       LDKAccess *res_ptr = MALLOC(sizeof(LDKAccess), "LDKAccess");
-       *res_ptr = LDKAccess_init(o);
-       return (long)res_ptr;
+static inline struct LDKDecodeError CResult_QueryChannelRangeDecodeErrorZ_get_err(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_Access_get_utxo(uint32_t this_arg, int8_tArray genesis_hash, int64_t short_channel_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKAccess* this_arg_conv = (LDKAccess*)this_arg_ptr;
-       unsigned char genesis_hash_arr[32];
-       CHECK(*((uint32_t*)genesis_hash) == 32);
-       memcpy(genesis_hash_arr, (uint8_t*)(genesis_hash + 4), 32);
-       unsigned char (*genesis_hash_ref)[32] = &genesis_hash_arr;
-       LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
-       *ret_conv = (this_arg_conv->get_utxo)(this_arg_conv->this_arg, genesis_hash_ref, short_channel_id);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_get_err"))) TS_CResult_QueryChannelRangeDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_QueryChannelRangeDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_AccessZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_AccessZ *obj = (LDKCOption_AccessZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_AccessZ_Some: {
-                       LDKAccess* some_ret = MALLOC(sizeof(LDKAccess), "LDKAccess");
-                       *some_ret = obj->some;
-                       // Warning: We likely need to clone here, but no clone is available, so we just do it for Java instances
-                       return 0 /* LDKCOption_AccessZ - Some */; (void) (uint64_t)some_ret;
-               }
-               case LDKCOption_AccessZ_None: {
-                       return 0 /* LDKCOption_AccessZ - None */;
-               }
-               default: abort();
-       }
+static inline struct LDKReplyChannelRange CResult_ReplyChannelRangeDecodeErrorZ_get_ok(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ReplyChannelRange_clone(&*owner->contents.result);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DirectionalChannelInfoDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ *val = (LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKDirectionalChannelInfo res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_DirectionalChannelInfoDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ *val = (LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelInfoDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelInfoDecodeErrorZ *val = (LDKCResult_ChannelInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelInfo res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelInfoDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelInfoDecodeErrorZ *val = (LDKCResult_ChannelInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RoutingFeesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RoutingFeesDecodeErrorZ *val = (LDKCResult_RoutingFeesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRoutingFees res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RoutingFeesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RoutingFeesDecodeErrorZ *val = (LDKCResult_RoutingFeesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ *val = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNodeAnnouncementInfo res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeAnnouncementInfoDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ *val = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_get_ok"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKReplyChannelRange ret_var = CResult_ReplyChannelRangeDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
-static inline LDKCVec_u64Z CVec_u64Z_clone(const LDKCVec_u64Z *orig) {
-       LDKCVec_u64Z ret = { .data = MALLOC(sizeof(int64_t) * orig->datalen, "LDKCVec_u64Z clone bytes"), .datalen = orig->datalen };
-       memcpy(ret.data, orig->data, sizeof(int64_t) * ret.datalen);
-       return ret;
+
+static inline struct LDKDecodeError CResult_ReplyChannelRangeDecodeErrorZ_get_err(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeInfoDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NodeInfoDecodeErrorZ *val = (LDKCResult_NodeInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNodeInfo res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeInfoDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NodeInfoDecodeErrorZ *val = (LDKCResult_NodeInfoDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NetworkGraphDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NetworkGraphDecodeErrorZ *val = (LDKCResult_NetworkGraphDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNetworkGraph res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NetworkGraphDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NetworkGraphDecodeErrorZ *val = (LDKCResult_NetworkGraphDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_CVec_NetAddressZZ_ref_from_ptr(uint32_t ptr) {
-       LDKCOption_CVec_NetAddressZZ *obj = (LDKCOption_CVec_NetAddressZZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_CVec_NetAddressZZ_Some: {
-                       LDKCVec_NetAddressZ some_var = obj->some;
-                       uint32_tArray some_arr = NULL;
-                       some_arr = init_arr(some_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-                       uint32_t *some_arr_ptr = (uint32_t*)(some_arr + 4);
-                       for (size_t m = 0; m < some_var.datalen; m++) {
-                               uint64_t some_conv_12_ref = ((uint64_t)&some_var.data[m]) | 1;
-                               some_arr_ptr[m] = some_conv_12_ref;
-                       }
-                       
-                       return 0 /* LDKCOption_CVec_NetAddressZZ - Some */; (void) some_arr;
-               }
-               case LDKCOption_CVec_NetAddressZZ_None: {
-                       return 0 /* LDKCOption_CVec_NetAddressZZ - None */;
-               }
-               default: abort();
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_get_err"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_ReplyChannelRangeDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NetAddressDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NetAddressDecodeErrorZ *val = (LDKCResult_NetAddressDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       uint64_t res_ref = ((uint64_t)&(*val->contents.result)) | 1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NetAddressDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NetAddressDecodeErrorZ *val = (LDKCResult_NetAddressDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
+
+static inline struct LDKGossipTimestampFilter CResult_GossipTimestampFilterDecodeErrorZ_get_ok(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return GossipTimestampFilter_clone(&*owner->contents.result);
 }
-static inline LDKCVec_UpdateAddHTLCZ CVec_UpdateAddHTLCZ_clone(const LDKCVec_UpdateAddHTLCZ *orig) {
-       LDKCVec_UpdateAddHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateAddHTLC) * orig->datalen, "LDKCVec_UpdateAddHTLCZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = UpdateAddHTLC_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_get_ok"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(owner & ~1);
+       LDKGossipTimestampFilter ret_var = CResult_GossipTimestampFilterDecodeErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline LDKCVec_UpdateFulfillHTLCZ CVec_UpdateFulfillHTLCZ_clone(const LDKCVec_UpdateFulfillHTLCZ *orig) {
-       LDKCVec_UpdateFulfillHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFulfillHTLC) * orig->datalen, "LDKCVec_UpdateFulfillHTLCZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = UpdateFulfillHTLC_clone(&orig->data[i]);
-       }
-       return ret;
+
+static inline struct LDKDecodeError CResult_GossipTimestampFilterDecodeErrorZ_get_err(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
 }
-static inline LDKCVec_UpdateFailHTLCZ CVec_UpdateFailHTLCZ_clone(const LDKCVec_UpdateFailHTLCZ *orig) {
-       LDKCVec_UpdateFailHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFailHTLC) * orig->datalen, "LDKCVec_UpdateFailHTLCZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = UpdateFailHTLC_clone(&orig->data[i]);
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_get_err"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_get_err(uint32_t owner) {
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(owner & ~1);
+       LDKDecodeError ret_var = CResult_GossipTimestampFilterDecodeErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
-       return ret;
+       return ret_ref;
 }
-static inline LDKCVec_UpdateFailMalformedHTLCZ CVec_UpdateFailMalformedHTLCZ_clone(const LDKCVec_UpdateFailMalformedHTLCZ *orig) {
-       LDKCVec_UpdateFailMalformedHTLCZ ret = { .data = MALLOC(sizeof(LDKUpdateFailMalformedHTLC) * orig->datalen, "LDKCVec_UpdateFailMalformedHTLCZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = UpdateFailMalformedHTLC_clone(&orig->data[i]);
+
+uint32_t __attribute__((export_name("TS_LDKSignOrCreationError_ty_from_ptr"))) TS_LDKSignOrCreationError_ty_from_ptr(uint32_t ptr) {
+       LDKSignOrCreationError *obj = (LDKSignOrCreationError*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKSignOrCreationError_SignError: return 0;
+               case LDKSignOrCreationError_CreationError: return 1;
+               default: abort();
        }
-       return ret;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_AcceptChannelDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_AcceptChannelDecodeErrorZ *val = (LDKCResult_AcceptChannelDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKAcceptChannel res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_AcceptChannelDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_AcceptChannelDecodeErrorZ *val = (LDKCResult_AcceptChannelDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_AnnouncementSignaturesDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ *val = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKAnnouncementSignatures res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_AnnouncementSignaturesDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ *val = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelReestablishDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelReestablishDecodeErrorZ *val = (LDKCResult_ChannelReestablishDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelReestablish res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelReestablishDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelReestablishDecodeErrorZ *val = (LDKCResult_ChannelReestablishDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ClosingSignedDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ClosingSignedDecodeErrorZ *val = (LDKCResult_ClosingSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKClosingSigned res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ClosingSignedDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ClosingSignedDecodeErrorZ *val = (LDKCResult_ClosingSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *val = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKClosingSignedFeeRange res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *val = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CommitmentSignedDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_CommitmentSignedDecodeErrorZ *val = (LDKCResult_CommitmentSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKCommitmentSigned res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_CommitmentSignedDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_CommitmentSignedDecodeErrorZ *val = (LDKCResult_CommitmentSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingCreatedDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_FundingCreatedDecodeErrorZ *val = (LDKCResult_FundingCreatedDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKFundingCreated res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingCreatedDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_FundingCreatedDecodeErrorZ *val = (LDKCResult_FundingCreatedDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingSignedDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_FundingSignedDecodeErrorZ *val = (LDKCResult_FundingSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKFundingSigned res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingSignedDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_FundingSignedDecodeErrorZ *val = (LDKCResult_FundingSignedDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingLockedDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_FundingLockedDecodeErrorZ *val = (LDKCResult_FundingLockedDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKFundingLocked res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_FundingLockedDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_FundingLockedDecodeErrorZ *val = (LDKCResult_FundingLockedDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InitDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InitDecodeErrorZ *val = (LDKCResult_InitDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInit res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InitDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InitDecodeErrorZ *val = (LDKCResult_InitDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_OpenChannelDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_OpenChannelDecodeErrorZ *val = (LDKCResult_OpenChannelDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKOpenChannel res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_OpenChannelDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_OpenChannelDecodeErrorZ *val = (LDKCResult_OpenChannelDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RevokeAndACKDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_RevokeAndACKDecodeErrorZ *val = (LDKCResult_RevokeAndACKDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKRevokeAndACK res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_RevokeAndACKDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_RevokeAndACKDecodeErrorZ *val = (LDKCResult_RevokeAndACKDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ShutdownDecodeErrorZ *val = (LDKCResult_ShutdownDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKShutdown res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ShutdownDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ShutdownDecodeErrorZ *val = (LDKCResult_ShutdownDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFailHTLCDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ *val = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUpdateFailHTLC res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFailHTLCDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ *val = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *val = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUpdateFailMalformedHTLC res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *val = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFeeDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UpdateFeeDecodeErrorZ *val = (LDKCResult_UpdateFeeDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUpdateFee res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFeeDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UpdateFeeDecodeErrorZ *val = (LDKCResult_UpdateFeeDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ *val = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUpdateFulfillHTLC res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateFulfillHTLCDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ *val = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateAddHTLCDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ *val = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUpdateAddHTLC res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UpdateAddHTLCDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ *val = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PingDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PingDecodeErrorZ *val = (LDKCResult_PingDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPing res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PingDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PingDecodeErrorZ *val = (LDKCResult_PingDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PongDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_PongDecodeErrorZ *val = (LDKCResult_PongDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKPong res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_PongDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_PongDecodeErrorZ *val = (LDKCResult_PongDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *val = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUnsignedChannelAnnouncement res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *val = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelAnnouncementDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ *val = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelAnnouncement res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelAnnouncementDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ *val = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ *val = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUnsignedChannelUpdate res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedChannelUpdateDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ *val = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelUpdateDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ChannelUpdateDecodeErrorZ *val = (LDKCResult_ChannelUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKChannelUpdate res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ChannelUpdateDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ChannelUpdateDecodeErrorZ *val = (LDKCResult_ChannelUpdateDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ErrorMessageDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ErrorMessageDecodeErrorZ *val = (LDKCResult_ErrorMessageDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKErrorMessage res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ErrorMessageDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ErrorMessageDecodeErrorZ *val = (LDKCResult_ErrorMessageDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *val = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKUnsignedNodeAnnouncement res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *val = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeAnnouncementDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ *val = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKNodeAnnouncement res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_NodeAnnouncementDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ *val = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_QueryShortChannelIdsDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ *val = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKQueryShortChannelIds res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_QueryShortChannelIdsDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ *val = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *val = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKReplyShortChannelIdsEnd res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *val = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_QueryChannelRangeDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ *val = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKQueryChannelRange res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_QueryChannelRangeDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ *val = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ReplyChannelRangeDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ *val = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKReplyChannelRange res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_ReplyChannelRangeDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ *val = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_GossipTimestampFilterDecodeErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ *val = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKGossipTimestampFilter res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
-}
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_GossipTimestampFilterDecodeErrorZ_get_err(uint32_t arg) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ *val = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       LDKDecodeError err_var = (*val->contents.err);
-       uint64_t err_ref = 0;
-       CHECK((((uint64_t)err_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&err_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(err_var);
-       err_ref = (uint64_t)err_var.inner & ~1;
-       return err_ref;
-}
-uint32_t __attribute__((visibility("default"))) TS_LDKSignOrCreationError_ref_from_ptr(uint32_t ptr) {
+uint32_t __attribute__((export_name("TS_LDKSignOrCreationError_CreationError_get_creation_error"))) TS_LDKSignOrCreationError_CreationError_get_creation_error(uint32_t ptr) {
        LDKSignOrCreationError *obj = (LDKSignOrCreationError*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKSignOrCreationError_SignError: {
-                       return 0 /* LDKSignOrCreationError - SignError */;
-               }
-               case LDKSignOrCreationError_CreationError: {
+       assert(obj->tag == LDKSignOrCreationError_CreationError);
                        uint32_t creation_error_conv = LDKCreationError_to_js(obj->creation_error);
-                       return 0 /* LDKSignOrCreationError - CreationError */; (void) creation_error_conv;
-               }
-               default: abort();
+       return creation_error_conv;
+}
+static inline struct LDKInvoice CResult_InvoiceSignOrCreationErrorZ_get_ok(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return Invoice_clone(&*owner->contents.result);
+}
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_get_ok"))) TS_CResult_InvoiceSignOrCreationErrorZ_get_ok(uint32_t owner) {
+       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(owner & ~1);
+       LDKInvoice ret_var = CResult_InvoiceSignOrCreationErrorZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
        }
+       return ret_ref;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceSignOrCreationErrorZ_get_ok(uint32_t arg) {
-       LDKCResult_InvoiceSignOrCreationErrorZ *val = (LDKCResult_InvoiceSignOrCreationErrorZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKInvoice res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
+
+static inline struct LDKSignOrCreationError CResult_InvoiceSignOrCreationErrorZ_get_err(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return SignOrCreationError_clone(&*owner->contents.err);
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_InvoiceSignOrCreationErrorZ_get_err(uint32_t arg) {
-       LDKCResult_InvoiceSignOrCreationErrorZ *val = (LDKCResult_InvoiceSignOrCreationErrorZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       uint64_t err_ref = ((uint64_t)&(*val->contents.err)) | 1;
-       return err_ref;
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_get_err"))) TS_CResult_InvoiceSignOrCreationErrorZ_get_err(uint32_t owner) {
+       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(owner & ~1);
+       LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
+       *ret_copy = CResult_InvoiceSignOrCreationErrorZ_get_err(owner_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
 }
+
 typedef struct LDKFilter_JCalls {
        atomic_size_t refcnt;
-       uint32_t register_tx_meth;
-       uint32_t register_output_meth;
+       uint32_t instance_ptr;
 } LDKFilter_JCalls;
 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) {
-               js_free(j_calls->register_tx_meth);
-               js_free(j_calls->register_output_meth);
                FREE(j_calls);
        }
 }
 void register_tx_LDKFilter_jcall(const void* this_arg, const uint8_t (* txid)[32], LDKu8slice script_pubkey) {
        LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
-       int8_tArray txid_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(txid_arr + 4), *txid, 32);
+       int8_tArray txid_arr = init_int8_tArray(32, __LINE__);
+       memcpy(txid_arr->elems, *txid, 32);
        LDKu8slice script_pubkey_var = script_pubkey;
-       int8_tArray script_pubkey_arr = init_arr(script_pubkey_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(script_pubkey_arr + 4), script_pubkey_var.data, script_pubkey_var.datalen);
-       js_invoke_function_2(j_calls->register_tx_meth, txid_arr, script_pubkey_arr);
+       int8_tArray script_pubkey_arr = init_int8_tArray(script_pubkey_var.datalen, __LINE__);
+       memcpy(script_pubkey_arr->elems, script_pubkey_var.data, script_pubkey_var.datalen);
+       js_invoke_function_2(j_calls->instance_ptr, 32, (uint32_t)txid_arr, (uint32_t)script_pubkey_arr);
 }
 LDKCOption_C2Tuple_usizeTransactionZZ register_output_LDKFilter_jcall(const void* this_arg, LDKWatchedOutput output) {
        LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
        LDKWatchedOutput output_var = output;
-       uint64_t output_ref = 0;
-       CHECK((((uint64_t)output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t output_ref = 0;
+       CHECK((((uintptr_t)output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(output_var);
-       output_ref = (uint64_t)output_var.inner;
+       output_ref = (uintptr_t)output_var.inner;
        if (output_var.is_owned) {
                output_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->register_output_meth, output_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 33, (uint32_t)output_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCOption_C2Tuple_usizeTransactionZZ ret_conv = *(LDKCOption_C2Tuple_usizeTransactionZZ*)(ret_ptr);
        FREE((void*)ret);
@@ -5423,10 +7731,10 @@ static void LDKFilter_JCalls_cloned(LDKFilter* new_obj) {
        LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKFilter LDKFilter_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKFilter LDKFilter_init (JSValue o) {
        LDKFilter_JCalls *calls = MALLOC(sizeof(LDKFilter_JCalls), "LDKFilter_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKFilter ret = {
                .this_arg = (void*) calls,
@@ -5436,27 +7744,27 @@ static inline LDKFilter LDKFilter_init (/*TODO: JS Object Reference */void* o) {
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKFilter_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKFilter_new"))) TS_LDKFilter_new(JSValue o) {
        LDKFilter *res_ptr = MALLOC(sizeof(LDKFilter), "LDKFilter");
        *res_ptr = LDKFilter_init(o);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_Filter_register_tx(uint32_t this_arg, int8_tArray txid, int8_tArray script_pubkey) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Filter_register_tx"))) TS_Filter_register_tx(uint32_t this_arg, int8_tArray txid, int8_tArray script_pubkey) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKFilter* this_arg_conv = (LDKFilter*)this_arg_ptr;
        unsigned char txid_arr[32];
-       CHECK(*((uint32_t*)txid) == 32);
-       memcpy(txid_arr, (uint8_t*)(txid + 4), 32);
+       CHECK(txid->arr_len == 32);
+       memcpy(txid_arr, txid->elems, 32); FREE(txid);
        unsigned char (*txid_ref)[32] = &txid_arr;
        LDKu8slice script_pubkey_ref;
-       script_pubkey_ref.datalen = *((uint32_t*)script_pubkey);
-       script_pubkey_ref.data = (int8_t*)(script_pubkey + 4);
+       script_pubkey_ref.datalen = script_pubkey->arr_len;
+       script_pubkey_ref.data = script_pubkey->elems /* XXX script_pubkey leaks */;
        (this_arg_conv->register_tx)(this_arg_conv->this_arg, txid_ref, script_pubkey_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Filter_register_output(uint32_t this_arg, uint32_t output) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Filter_register_output"))) TS_Filter_register_output(uint32_t this_arg, uint32_t output) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKFilter* this_arg_conv = (LDKFilter*)this_arg_ptr;
        LDKWatchedOutput output_conv;
@@ -5466,41 +7774,50 @@ uint32_t  __attribute__((visibility("default"))) TS_Filter_register_output(uint3
        output_conv = WatchedOutput_clone(&output_conv);
        LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
        *ret_copy = (this_arg_conv->register_output)(this_arg_conv->this_arg, output_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t __attribute__((visibility("default"))) TS_LDKCOption_FilterZ_ref_from_ptr(uint32_t ptr) {
+uint32_t __attribute__((export_name("TS_LDKCOption_FilterZ_ty_from_ptr"))) TS_LDKCOption_FilterZ_ty_from_ptr(uint32_t ptr) {
        LDKCOption_FilterZ *obj = (LDKCOption_FilterZ*)(ptr & ~1);
        switch(obj->tag) {
-               case LDKCOption_FilterZ_Some: {
-                       LDKFilter* some_ret = MALLOC(sizeof(LDKFilter), "LDKFilter");
-                       *some_ret = obj->some;
-                       // Warning: We likely need to clone here, but no clone is available, so we just do it for Java instances
-                       return 0 /* LDKCOption_FilterZ - Some */; (void) (uint64_t)some_ret;
-               }
-               case LDKCOption_FilterZ_None: {
-                       return 0 /* LDKCOption_FilterZ - None */;
-               }
+               case LDKCOption_FilterZ_Some: return 0;
+               case LDKCOption_FilterZ_None: return 1;
                default: abort();
        }
 }
-uint32_t  __attribute__((visibility("default"))) TS_LDKCResult_LockedChannelMonitorNoneZ_get_ok(uint32_t arg) {
-       LDKCResult_LockedChannelMonitorNoneZ *val = (LDKCResult_LockedChannelMonitorNoneZ*)(arg & ~1);
-       CHECK(val->result_ok);
-       LDKLockedChannelMonitor res_var = (*val->contents.result);
-       uint64_t res_ref = 0;
-       CHECK((((uint64_t)res_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&res_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(res_var);
-       res_ref = (uint64_t)res_var.inner & ~1;
-       return res_ref;
+uint32_t __attribute__((export_name("TS_LDKCOption_FilterZ_Some_get_some"))) TS_LDKCOption_FilterZ_Some_get_some(uint32_t ptr) {
+       LDKCOption_FilterZ *obj = (LDKCOption_FilterZ*)(ptr & ~1);
+       assert(obj->tag == LDKCOption_FilterZ_Some);
+                       LDKFilter* some_ret = MALLOC(sizeof(LDKFilter), "LDKFilter");
+                       *some_ret = obj->some;
+                       // WARNING: We likely need to clone here, but no clone is available, so we just do it for Java instances
+       return (uint32_t)some_ret;
+}
+static inline struct LDKLockedChannelMonitor *CResult_LockedChannelMonitorNoneZ_get_ok(LDKCResult_LockedChannelMonitorNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+uint32_t  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_get_ok"))) TS_CResult_LockedChannelMonitorNoneZ_get_ok(uint32_t owner) {
+       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(owner & ~1);
+       LDKLockedChannelMonitor ret_var = *CResult_LockedChannelMonitorNoneZ_get_ok(owner_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       return ret_ref;
+}
+
+static inline void CResult_LockedChannelMonitorNoneZ_get_err(LDKCResult_LockedChannelMonitorNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
 }
-void  __attribute__((visibility("default"))) TS_LDKCResult_LockedChannelMonitorNoneZ_get_err(uint32_t arg) {
-       LDKCResult_LockedChannelMonitorNoneZ *val = (LDKCResult_LockedChannelMonitorNoneZ*)(arg & ~1);
-       CHECK(!val->result_ok);
-       return *val->contents.err;
+void  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_get_err"))) TS_CResult_LockedChannelMonitorNoneZ_get_err(uint32_t owner) {
+       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(owner & ~1);
+       CResult_LockedChannelMonitorNoneZ_get_err(owner_conv);
 }
+
 static inline LDKCVec_OutPointZ CVec_OutPointZ_clone(const LDKCVec_OutPointZ *orig) {
        LDKCVec_OutPointZ ret = { .data = MALLOC(sizeof(LDKOutPoint) * orig->datalen, "LDKCVec_OutPointZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
@@ -5510,28 +7827,27 @@ static inline LDKCVec_OutPointZ CVec_OutPointZ_clone(const LDKCVec_OutPointZ *or
 }
 typedef struct LDKMessageSendEventsProvider_JCalls {
        atomic_size_t refcnt;
-       uint32_t get_and_clear_pending_msg_events_meth;
+       uint32_t instance_ptr;
 } LDKMessageSendEventsProvider_JCalls;
 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) {
-               js_free(j_calls->get_and_clear_pending_msg_events_meth);
                FREE(j_calls);
        }
 }
 LDKCVec_MessageSendEventZ get_and_clear_pending_msg_events_LDKMessageSendEventsProvider_jcall(const void* this_arg) {
        LDKMessageSendEventsProvider_JCalls *j_calls = (LDKMessageSendEventsProvider_JCalls*) this_arg;
-       uint32_tArray ret = js_invoke_function_0(j_calls->get_and_clear_pending_msg_events_meth);
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_0(j_calls->instance_ptr, 34);
        LDKCVec_MessageSendEventZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKMessageSendEvent), "LDKCVec_MessageSendEventZ Elements");
        else
                ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
        for (size_t s = 0; s < ret_constr.datalen; s++) {
                uint32_t ret_conv_18 = ret_vals[s];
-               void* ret_conv_18_ptr = (void*)(((uint64_t)ret_conv_18) & ~1);
+               void* ret_conv_18_ptr = (void*)(((uintptr_t)ret_conv_18) & ~1);
                CHECK_ACCESS(ret_conv_18_ptr);
                LDKMessageSendEvent ret_conv_18_conv = *(LDKMessageSendEvent*)(ret_conv_18_ptr);
                FREE((void*)ret_conv_18);
@@ -5543,10 +7859,10 @@ static void LDKMessageSendEventsProvider_JCalls_cloned(LDKMessageSendEventsProvi
        LDKMessageSendEventsProvider_JCalls *j_calls = (LDKMessageSendEventsProvider_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKMessageSendEventsProvider LDKMessageSendEventsProvider_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKMessageSendEventsProvider LDKMessageSendEventsProvider_init (JSValue o) {
        LDKMessageSendEventsProvider_JCalls *calls = MALLOC(sizeof(LDKMessageSendEventsProvider_JCalls), "LDKMessageSendEventsProvider_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKMessageSendEventsProvider ret = {
                .this_arg = (void*) calls,
@@ -5555,23 +7871,23 @@ static inline LDKMessageSendEventsProvider LDKMessageSendEventsProvider_init (/*
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKMessageSendEventsProvider_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKMessageSendEventsProvider_new"))) TS_LDKMessageSendEventsProvider_new(JSValue o) {
        LDKMessageSendEventsProvider *res_ptr = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *res_ptr = LDKMessageSendEventsProvider_init(o);
        return (long)res_ptr;
 }
-uint32_tArray  __attribute__((visibility("default"))) TS_MessageSendEventsProvider_get_and_clear_pending_msg_events(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_tArray  __attribute__((export_name("TS_MessageSendEventsProvider_get_and_clear_pending_msg_events"))) TS_MessageSendEventsProvider_get_and_clear_pending_msg_events(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKMessageSendEventsProvider* this_arg_conv = (LDKMessageSendEventsProvider*)this_arg_ptr;
        LDKCVec_MessageSendEventZ ret_var = (this_arg_conv->get_and_clear_pending_msg_events)(this_arg_conv->this_arg);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t s = 0; s < ret_var.datalen; s++) {
                LDKMessageSendEvent *ret_conv_18_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
                *ret_conv_18_copy = ret_var.data[s];
-               uint64_t ret_conv_18_ref = (uint64_t)ret_conv_18_copy;
+               uint32_t ret_conv_18_ref = (uintptr_t)ret_conv_18_copy;
                ret_arr_ptr[s] = ret_conv_18_ref;
        }
        
@@ -5581,12 +7897,11 @@ uint32_tArray  __attribute__((visibility("default"))) TS_MessageSendEventsProvid
 
 typedef struct LDKEventHandler_JCalls {
        atomic_size_t refcnt;
-       uint32_t handle_event_meth;
+       uint32_t instance_ptr;
 } LDKEventHandler_JCalls;
 static void LDKEventHandler_JCalls_free(void* this_arg) {
        LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->handle_event_meth);
                FREE(j_calls);
        }
 }
@@ -5594,16 +7909,16 @@ void handle_event_LDKEventHandler_jcall(const void* this_arg, const LDKEvent * e
        LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
        LDKEvent *ret_event = MALLOC(sizeof(LDKEvent), "LDKEvent ret conversion");
        *ret_event = Event_clone(event);
-       js_invoke_function_1(j_calls->handle_event_meth, (uint64_t)ret_event);
+       js_invoke_function_1(j_calls->instance_ptr, 35, (uint32_t)(uint32_t)ret_event);
 }
 static void LDKEventHandler_JCalls_cloned(LDKEventHandler* new_obj) {
        LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKEventHandler LDKEventHandler_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKEventHandler LDKEventHandler_init (JSValue o) {
        LDKEventHandler_JCalls *calls = MALLOC(sizeof(LDKEventHandler_JCalls), "LDKEventHandler_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKEventHandler ret = {
                .this_arg = (void*) calls,
@@ -5612,13 +7927,13 @@ static inline LDKEventHandler LDKEventHandler_init (/*TODO: JS Object Reference
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKEventHandler_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKEventHandler_new"))) TS_LDKEventHandler_new(JSValue o) {
        LDKEventHandler *res_ptr = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
        *res_ptr = LDKEventHandler_init(o);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_EventHandler_handle_event(uint32_t this_arg, uint32_t event) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_EventHandler_handle_event"))) TS_EventHandler_handle_event(uint32_t this_arg, uint32_t event) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKEventHandler* this_arg_conv = (LDKEventHandler*)this_arg_ptr;
        LDKEvent* event_conv = (LDKEvent*)event;
@@ -5627,12 +7942,11 @@ void  __attribute__((visibility("default"))) TS_EventHandler_handle_event(uint32
 
 typedef struct LDKEventsProvider_JCalls {
        atomic_size_t refcnt;
-       uint32_t process_pending_events_meth;
+       uint32_t instance_ptr;
 } LDKEventsProvider_JCalls;
 static void LDKEventsProvider_JCalls_free(void* this_arg) {
        LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->process_pending_events_meth);
                FREE(j_calls);
        }
 }
@@ -5640,16 +7954,16 @@ void process_pending_events_LDKEventsProvider_jcall(const void* this_arg, LDKEve
        LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
        LDKEventHandler* handler_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
        *handler_ret = handler;
-       js_invoke_function_1(j_calls->process_pending_events_meth, (uint64_t)handler_ret);
+       js_invoke_function_1(j_calls->instance_ptr, 36, (uint32_t)(uint32_t)handler_ret);
 }
 static void LDKEventsProvider_JCalls_cloned(LDKEventsProvider* new_obj) {
        LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKEventsProvider LDKEventsProvider_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKEventsProvider LDKEventsProvider_init (JSValue o) {
        LDKEventsProvider_JCalls *calls = MALLOC(sizeof(LDKEventsProvider_JCalls), "LDKEventsProvider_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKEventsProvider ret = {
                .this_arg = (void*) calls,
@@ -5658,16 +7972,16 @@ static inline LDKEventsProvider LDKEventsProvider_init (/*TODO: JS Object Refere
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKEventsProvider_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKEventsProvider_new"))) TS_LDKEventsProvider_new(JSValue o) {
        LDKEventsProvider *res_ptr = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *res_ptr = LDKEventsProvider_init(o);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_EventsProvider_process_pending_events(uint32_t this_arg, uint32_t handler) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_EventsProvider_process_pending_events"))) TS_EventsProvider_process_pending_events(uint32_t this_arg, uint32_t handler) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKEventsProvider* this_arg_conv = (LDKEventsProvider*)this_arg_ptr;
-       void* handler_ptr = (void*)(((uint64_t)handler) & ~1);
+       void* handler_ptr = (void*)(((uintptr_t)handler) & ~1);
        CHECK_ACCESS(handler_ptr);
        LDKEventHandler handler_conv = *(LDKEventHandler*)(handler_ptr);
        (this_arg_conv->process_pending_events)(this_arg_conv->this_arg, handler_conv);
@@ -5675,38 +7989,35 @@ void  __attribute__((visibility("default"))) TS_EventsProvider_process_pending_e
 
 typedef struct LDKListen_JCalls {
        atomic_size_t refcnt;
-       uint32_t block_connected_meth;
-       uint32_t block_disconnected_meth;
+       uint32_t instance_ptr;
 } LDKListen_JCalls;
 static void LDKListen_JCalls_free(void* this_arg) {
        LDKListen_JCalls *j_calls = (LDKListen_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->block_connected_meth);
-               js_free(j_calls->block_disconnected_meth);
                FREE(j_calls);
        }
 }
 void block_connected_LDKListen_jcall(const void* this_arg, LDKu8slice block, uint32_t height) {
        LDKListen_JCalls *j_calls = (LDKListen_JCalls*) this_arg;
        LDKu8slice block_var = block;
-       int8_tArray block_arr = init_arr(block_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(block_arr + 4), block_var.data, block_var.datalen);
-       js_invoke_function_2(j_calls->block_connected_meth, block_arr, height);
+       int8_tArray block_arr = init_int8_tArray(block_var.datalen, __LINE__);
+       memcpy(block_arr->elems, block_var.data, block_var.datalen);
+       js_invoke_function_2(j_calls->instance_ptr, 37, (uint32_t)block_arr, (uint32_t)height);
 }
 void block_disconnected_LDKListen_jcall(const void* this_arg, const uint8_t (* header)[80], uint32_t height) {
        LDKListen_JCalls *j_calls = (LDKListen_JCalls*) this_arg;
-       int8_tArray header_arr = init_arr(80, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(header_arr + 4), *header, 80);
-       js_invoke_function_2(j_calls->block_disconnected_meth, header_arr, height);
+       int8_tArray header_arr = init_int8_tArray(80, __LINE__);
+       memcpy(header_arr->elems, *header, 80);
+       js_invoke_function_2(j_calls->instance_ptr, 38, (uint32_t)header_arr, (uint32_t)height);
 }
 static void LDKListen_JCalls_cloned(LDKListen* new_obj) {
        LDKListen_JCalls *j_calls = (LDKListen_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKListen LDKListen_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKListen LDKListen_init (JSValue o) {
        LDKListen_JCalls *calls = MALLOC(sizeof(LDKListen_JCalls), "LDKListen_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKListen ret = {
                .this_arg = (void*) calls,
@@ -5716,93 +8027,86 @@ static inline LDKListen LDKListen_init (/*TODO: JS Object Reference */void* o) {
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKListen_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKListen_new"))) TS_LDKListen_new(JSValue o) {
        LDKListen *res_ptr = MALLOC(sizeof(LDKListen), "LDKListen");
        *res_ptr = LDKListen_init(o);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_Listen_block_connected(uint32_t this_arg, int8_tArray block, int32_t height) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Listen_block_connected"))) TS_Listen_block_connected(uint32_t this_arg, int8_tArray block, int32_t height) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKListen* this_arg_conv = (LDKListen*)this_arg_ptr;
        LDKu8slice block_ref;
-       block_ref.datalen = *((uint32_t*)block);
-       block_ref.data = (int8_t*)(block + 4);
+       block_ref.datalen = block->arr_len;
+       block_ref.data = block->elems /* XXX block leaks */;
        (this_arg_conv->block_connected)(this_arg_conv->this_arg, block_ref, height);
 }
 
-void  __attribute__((visibility("default"))) TS_Listen_block_disconnected(uint32_t this_arg, int8_tArray header, int32_t height) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Listen_block_disconnected"))) TS_Listen_block_disconnected(uint32_t this_arg, int8_tArray header, int32_t height) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKListen* this_arg_conv = (LDKListen*)this_arg_ptr;
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
        (this_arg_conv->block_disconnected)(this_arg_conv->this_arg, header_ref, height);
 }
 
 typedef struct LDKConfirm_JCalls {
        atomic_size_t refcnt;
-       uint32_t transactions_confirmed_meth;
-       uint32_t transaction_unconfirmed_meth;
-       uint32_t best_block_updated_meth;
-       uint32_t get_relevant_txids_meth;
+       uint32_t instance_ptr;
 } LDKConfirm_JCalls;
 static void LDKConfirm_JCalls_free(void* this_arg) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->transactions_confirmed_meth);
-               js_free(j_calls->transaction_unconfirmed_meth);
-               js_free(j_calls->best_block_updated_meth);
-               js_free(j_calls->get_relevant_txids_meth);
                FREE(j_calls);
        }
 }
 void transactions_confirmed_LDKConfirm_jcall(const void* this_arg, const uint8_t (* header)[80], LDKCVec_C2Tuple_usizeTransactionZZ txdata, uint32_t height) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
-       int8_tArray header_arr = init_arr(80, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(header_arr + 4), *header, 80);
+       int8_tArray header_arr = init_int8_tArray(80, __LINE__);
+       memcpy(header_arr->elems, *header, 80);
        LDKCVec_C2Tuple_usizeTransactionZZ txdata_var = txdata;
        uint32_tArray txdata_arr = NULL;
-       txdata_arr = init_arr(txdata_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *txdata_arr_ptr = (uint32_t*)(txdata_arr + 4);
+       txdata_arr = init_uint32_tArray(txdata_var.datalen, __LINE__);
+       uint32_t *txdata_arr_ptr = (uint32_t*)(((uint8_t*)txdata_arr) + 4);
        for (size_t c = 0; c < txdata_var.datalen; c++) {
                LDKC2Tuple_usizeTransactionZ* txdata_conv_28_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
                *txdata_conv_28_conv = txdata_var.data[c];
-               txdata_arr_ptr[c] = ((uint64_t)txdata_conv_28_conv);
+               txdata_arr_ptr[c] = ((uint32_t)txdata_conv_28_conv);
        }
        
        FREE(txdata_var.data);
-       js_invoke_function_3(j_calls->transactions_confirmed_meth, header_arr, txdata_arr, height);
+       js_invoke_function_3(j_calls->instance_ptr, 39, (uint32_t)header_arr, (uint32_t)txdata_arr, (uint32_t)height);
 }
 void transaction_unconfirmed_LDKConfirm_jcall(const void* this_arg, const uint8_t (* txid)[32]) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
-       int8_tArray txid_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(txid_arr + 4), *txid, 32);
-       js_invoke_function_1(j_calls->transaction_unconfirmed_meth, txid_arr);
+       int8_tArray txid_arr = init_int8_tArray(32, __LINE__);
+       memcpy(txid_arr->elems, *txid, 32);
+       js_invoke_function_1(j_calls->instance_ptr, 40, (uint32_t)txid_arr);
 }
 void best_block_updated_LDKConfirm_jcall(const void* this_arg, const uint8_t (* header)[80], uint32_t height) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
-       int8_tArray header_arr = init_arr(80, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(header_arr + 4), *header, 80);
-       js_invoke_function_2(j_calls->best_block_updated_meth, header_arr, height);
+       int8_tArray header_arr = init_int8_tArray(80, __LINE__);
+       memcpy(header_arr->elems, *header, 80);
+       js_invoke_function_2(j_calls->instance_ptr, 41, (uint32_t)header_arr, (uint32_t)height);
 }
 LDKCVec_TxidZ get_relevant_txids_LDKConfirm_jcall(const void* this_arg) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
-       ptrArray ret = js_invoke_function_0(j_calls->get_relevant_txids_meth);
+       ptrArray ret = (ptrArray)js_invoke_function_0(j_calls->instance_ptr, 42);
        LDKCVec_TxidZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_TxidZ Elements");
        else
                ret_constr.data = NULL;
-       int8_tArray* ret_vals = (int8_tArray*)(ret + 4);
+       int8_tArray* ret_vals = (void*) ret->elems /* XXX ret leaks */;
        for (size_t m = 0; m < ret_constr.datalen; m++) {
                int8_tArray ret_conv_12 = ret_vals[m];
                LDKThirtyTwoBytes ret_conv_12_ref;
-               CHECK(*((uint32_t*)ret_conv_12) == 32);
-               memcpy(ret_conv_12_ref.data, (uint8_t*)(ret_conv_12 + 4), 32);
+               CHECK(ret_conv_12->arr_len == 32);
+               memcpy(ret_conv_12_ref.data, ret_conv_12->elems, 32); FREE(ret_conv_12);
                ret_constr.data[m] = ret_conv_12_ref;
        }
        return ret_constr;
@@ -5811,10 +8115,10 @@ static void LDKConfirm_JCalls_cloned(LDKConfirm* new_obj) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKConfirm LDKConfirm_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKConfirm LDKConfirm_init (JSValue o) {
        LDKConfirm_JCalls *calls = MALLOC(sizeof(LDKConfirm_JCalls), "LDKConfirm_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKConfirm ret = {
                .this_arg = (void*) calls,
@@ -5826,70 +8130,70 @@ static inline LDKConfirm LDKConfirm_init (/*TODO: JS Object Reference */void* o)
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKConfirm_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKConfirm_new"))) TS_LDKConfirm_new(JSValue o) {
        LDKConfirm *res_ptr = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *res_ptr = LDKConfirm_init(o);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_Confirm_transactions_confirmed(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Confirm_transactions_confirmed"))) TS_Confirm_transactions_confirmed(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
        LDKCVec_C2Tuple_usizeTransactionZZ txdata_constr;
-       txdata_constr.datalen = *((uint32_t*)txdata);
+       txdata_constr.datalen = txdata->arr_len;
        if (txdata_constr.datalen > 0)
                txdata_constr.data = MALLOC(txdata_constr.datalen * sizeof(LDKC2Tuple_usizeTransactionZ), "LDKCVec_C2Tuple_usizeTransactionZZ Elements");
        else
                txdata_constr.data = NULL;
-       uint32_t* txdata_vals = (uint32_t*)(txdata + 4);
+       uint32_t* txdata_vals = txdata->elems /* XXX txdata leaks */;
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                uint32_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uint64_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uint64_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
        (this_arg_conv->transactions_confirmed)(this_arg_conv->this_arg, header_ref, txdata_constr, height);
 }
 
-void  __attribute__((visibility("default"))) TS_Confirm_transaction_unconfirmed(uint32_t this_arg, int8_tArray txid) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Confirm_transaction_unconfirmed"))) TS_Confirm_transaction_unconfirmed(uint32_t this_arg, int8_tArray txid) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char txid_arr[32];
-       CHECK(*((uint32_t*)txid) == 32);
-       memcpy(txid_arr, (uint8_t*)(txid + 4), 32);
+       CHECK(txid->arr_len == 32);
+       memcpy(txid_arr, txid->elems, 32); FREE(txid);
        unsigned char (*txid_ref)[32] = &txid_arr;
        (this_arg_conv->transaction_unconfirmed)(this_arg_conv->this_arg, txid_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_Confirm_best_block_updated(uint32_t this_arg, int8_tArray header, int32_t height) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Confirm_best_block_updated"))) TS_Confirm_best_block_updated(uint32_t this_arg, int8_tArray header, int32_t height) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
        (this_arg_conv->best_block_updated)(this_arg_conv->this_arg, header_ref, height);
 }
 
-ptrArray  __attribute__((visibility("default"))) TS_Confirm_get_relevant_txids(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+ptrArray  __attribute__((export_name("TS_Confirm_get_relevant_txids"))) TS_Confirm_get_relevant_txids(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        LDKCVec_TxidZ ret_var = (this_arg_conv->get_relevant_txids)(this_arg_conv->this_arg);
        ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *ret_arr_ptr = (int8_tArray*)(ret_arr + 4);
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
        for (size_t m = 0; m < ret_var.datalen; m++) {
-               int8_tArray ret_conv_12_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(ret_conv_12_arr + 4), ret_var.data[m].data, 32);
+               int8_tArray ret_conv_12_arr = init_int8_tArray(32, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_var.data[m].data, 32);
                ret_arr_ptr[m] = ret_conv_12_arr;
        }
        
@@ -5899,49 +8203,46 @@ ptrArray  __attribute__((visibility("default"))) TS_Confirm_get_relevant_txids(u
 
 typedef struct LDKPersist_JCalls {
        atomic_size_t refcnt;
-       uint32_t persist_new_channel_meth;
-       uint32_t update_persisted_channel_meth;
+       uint32_t instance_ptr;
 } LDKPersist_JCalls;
 static void LDKPersist_JCalls_free(void* this_arg) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->persist_new_channel_meth);
-               js_free(j_calls->update_persisted_channel_meth);
                FREE(j_calls);
        }
 }
 LDKCResult_NoneChannelMonitorUpdateErrZ persist_new_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) this_arg;
        LDKOutPoint channel_id_var = channel_id;
-       uint64_t channel_id_ref = 0;
-       CHECK((((uint64_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t channel_id_ref = 0;
+       CHECK((((uintptr_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_var);
-       channel_id_ref = (uint64_t)channel_id_var.inner;
+       channel_id_ref = (uintptr_t)channel_id_var.inner;
        if (channel_id_var.is_owned) {
                channel_id_ref |= 1;
        }
        LDKChannelMonitor data_var = *data;
-       uint64_t data_ref = 0;
+       uint32_t data_ref = 0;
        data_var = ChannelMonitor_clone(data);
-       CHECK((((uint64_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_var);
-       data_ref = (uint64_t)data_var.inner;
+       data_ref = (uintptr_t)data_var.inner;
        if (data_var.is_owned) {
                data_ref |= 1;
        }
        LDKMonitorUpdateId update_id_var = update_id;
-       uint64_t update_id_ref = 0;
-       CHECK((((uint64_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t update_id_ref = 0;
+       CHECK((((uintptr_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_var);
-       update_id_ref = (uint64_t)update_id_var.inner;
+       update_id_ref = (uintptr_t)update_id_var.inner;
        if (update_id_var.is_owned) {
                update_id_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_3(j_calls->persist_new_channel_meth, channel_id_ref, data_ref, update_id_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_3(j_calls->instance_ptr, 43, (uint32_t)channel_id_ref, (uint32_t)data_ref, (uint32_t)update_id_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
        FREE((void*)ret);
@@ -5950,47 +8251,47 @@ LDKCResult_NoneChannelMonitorUpdateErrZ persist_new_channel_LDKPersist_jcall(con
 LDKCResult_NoneChannelMonitorUpdateErrZ update_persisted_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitorUpdate * update, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) this_arg;
        LDKOutPoint channel_id_var = channel_id;
-       uint64_t channel_id_ref = 0;
-       CHECK((((uint64_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t channel_id_ref = 0;
+       CHECK((((uintptr_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_var);
-       channel_id_ref = (uint64_t)channel_id_var.inner;
+       channel_id_ref = (uintptr_t)channel_id_var.inner;
        if (channel_id_var.is_owned) {
                channel_id_ref |= 1;
        }
        LDKChannelMonitorUpdate update_var = *update;
-       uint64_t update_ref = 0;
-       if ((uint64_t)update_var.inner > 4096) {
+       uint32_t update_ref = 0;
+       if ((uintptr_t)update_var.inner > 4096) {
                update_var = ChannelMonitorUpdate_clone(update);
-               CHECK((((uint64_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               CHECK((((uintptr_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
-               update_ref = (uint64_t)update_var.inner;
+               update_ref = (uintptr_t)update_var.inner;
                if (update_var.is_owned) {
                        update_ref |= 1;
                }
        }
        LDKChannelMonitor data_var = *data;
-       uint64_t data_ref = 0;
+       uint32_t data_ref = 0;
        data_var = ChannelMonitor_clone(data);
-       CHECK((((uint64_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_var);
-       data_ref = (uint64_t)data_var.inner;
+       data_ref = (uintptr_t)data_var.inner;
        if (data_var.is_owned) {
                data_ref |= 1;
        }
        LDKMonitorUpdateId update_id_var = update_id;
-       uint64_t update_id_ref = 0;
-       CHECK((((uint64_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t update_id_ref = 0;
+       CHECK((((uintptr_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_var);
-       update_id_ref = (uint64_t)update_id_var.inner;
+       update_id_ref = (uintptr_t)update_id_var.inner;
        if (update_id_var.is_owned) {
                update_id_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_4(j_calls->update_persisted_channel_meth, channel_id_ref, update_ref, data_ref, update_id_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_4(j_calls->instance_ptr, 44, (uint32_t)channel_id_ref, (uint32_t)update_ref, (uint32_t)data_ref, (uint32_t)update_id_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6000,10 +8301,10 @@ static void LDKPersist_JCalls_cloned(LDKPersist* new_obj) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKPersist LDKPersist_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKPersist LDKPersist_init (JSValue o) {
        LDKPersist_JCalls *calls = MALLOC(sizeof(LDKPersist_JCalls), "LDKPersist_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKPersist ret = {
                .this_arg = (void*) calls,
@@ -6013,13 +8314,13 @@ static inline LDKPersist LDKPersist_init (/*TODO: JS Object Reference */void* o)
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKPersist_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKPersist_new"))) TS_LDKPersist_new(JSValue o) {
        LDKPersist *res_ptr = MALLOC(sizeof(LDKPersist), "LDKPersist");
        *res_ptr = LDKPersist_init(o);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_Persist_persist_new_channel(uint32_t this_arg, uint32_t channel_id, uint32_t data, uint32_t update_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Persist_persist_new_channel"))) TS_Persist_persist_new_channel(uint32_t this_arg, uint32_t channel_id, uint32_t data, uint32_t update_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersist* this_arg_conv = (LDKPersist*)this_arg_ptr;
        LDKOutPoint channel_id_conv;
@@ -6038,11 +8339,11 @@ uint32_t  __attribute__((visibility("default"))) TS_Persist_persist_new_channel(
        update_id_conv = MonitorUpdateId_clone(&update_id_conv);
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = (this_arg_conv->persist_new_channel)(this_arg_conv->this_arg, channel_id_conv, &data_conv, update_id_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Persist_update_persisted_channel(uint32_t this_arg, uint32_t channel_id, uint32_t update, uint32_t data, uint32_t update_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Persist_update_persisted_channel"))) TS_Persist_update_persisted_channel(uint32_t this_arg, uint32_t channel_id, uint32_t update, uint32_t data, uint32_t update_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersist* this_arg_conv = (LDKPersist*)this_arg_ptr;
        LDKOutPoint channel_id_conv;
@@ -6065,406 +8366,367 @@ uint32_t  __attribute__((visibility("default"))) TS_Persist_update_persisted_cha
        update_id_conv = MonitorUpdateId_clone(&update_id_conv);
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = (this_arg_conv->update_persisted_channel)(this_arg_conv->this_arg, channel_id_conv, &update_conv, &data_conv, update_id_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
 typedef struct LDKChannelMessageHandler_JCalls {
        atomic_size_t refcnt;
+       uint32_t instance_ptr;
        LDKMessageSendEventsProvider_JCalls* MessageSendEventsProvider;
-       uint32_t handle_open_channel_meth;
-       uint32_t handle_accept_channel_meth;
-       uint32_t handle_funding_created_meth;
-       uint32_t handle_funding_signed_meth;
-       uint32_t handle_funding_locked_meth;
-       uint32_t handle_shutdown_meth;
-       uint32_t handle_closing_signed_meth;
-       uint32_t handle_update_add_htlc_meth;
-       uint32_t handle_update_fulfill_htlc_meth;
-       uint32_t handle_update_fail_htlc_meth;
-       uint32_t handle_update_fail_malformed_htlc_meth;
-       uint32_t handle_commitment_signed_meth;
-       uint32_t handle_revoke_and_ack_meth;
-       uint32_t handle_update_fee_meth;
-       uint32_t handle_announcement_signatures_meth;
-       uint32_t peer_disconnected_meth;
-       uint32_t peer_connected_meth;
-       uint32_t handle_channel_reestablish_meth;
-       uint32_t handle_channel_update_meth;
-       uint32_t handle_error_meth;
 } LDKChannelMessageHandler_JCalls;
 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) {
-               js_free(j_calls->handle_open_channel_meth);
-               js_free(j_calls->handle_accept_channel_meth);
-               js_free(j_calls->handle_funding_created_meth);
-               js_free(j_calls->handle_funding_signed_meth);
-               js_free(j_calls->handle_funding_locked_meth);
-               js_free(j_calls->handle_shutdown_meth);
-               js_free(j_calls->handle_closing_signed_meth);
-               js_free(j_calls->handle_update_add_htlc_meth);
-               js_free(j_calls->handle_update_fulfill_htlc_meth);
-               js_free(j_calls->handle_update_fail_htlc_meth);
-               js_free(j_calls->handle_update_fail_malformed_htlc_meth);
-               js_free(j_calls->handle_commitment_signed_meth);
-               js_free(j_calls->handle_revoke_and_ack_meth);
-               js_free(j_calls->handle_update_fee_meth);
-               js_free(j_calls->handle_announcement_signatures_meth);
-               js_free(j_calls->peer_disconnected_meth);
-               js_free(j_calls->peer_connected_meth);
-               js_free(j_calls->handle_channel_reestablish_meth);
-               js_free(j_calls->handle_channel_update_meth);
-               js_free(j_calls->handle_error_meth);
                FREE(j_calls);
        }
 }
 void handle_open_channel_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKInitFeatures their_features, const LDKOpenChannel * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKInitFeatures their_features_var = their_features;
-       uint64_t their_features_ref = 0;
-       CHECK((((uint64_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t their_features_ref = 0;
+       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uint64_t)their_features_var.inner;
+       their_features_ref = (uintptr_t)their_features_var.inner;
        if (their_features_var.is_owned) {
                their_features_ref |= 1;
        }
        LDKOpenChannel msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = OpenChannel_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_3(j_calls->handle_open_channel_meth, their_node_id_arr, their_features_ref, msg_ref);
+       js_invoke_function_3(j_calls->instance_ptr, 45, (uint32_t)their_node_id_arr, (uint32_t)their_features_ref, (uint32_t)msg_ref);
 }
 void handle_accept_channel_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKInitFeatures their_features, const LDKAcceptChannel * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKInitFeatures their_features_var = their_features;
-       uint64_t their_features_ref = 0;
-       CHECK((((uint64_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t their_features_ref = 0;
+       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uint64_t)their_features_var.inner;
+       their_features_ref = (uintptr_t)their_features_var.inner;
        if (their_features_var.is_owned) {
                their_features_ref |= 1;
        }
        LDKAcceptChannel msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = AcceptChannel_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_3(j_calls->handle_accept_channel_meth, their_node_id_arr, their_features_ref, msg_ref);
+       js_invoke_function_3(j_calls->instance_ptr, 46, (uint32_t)their_node_id_arr, (uint32_t)their_features_ref, (uint32_t)msg_ref);
 }
 void handle_funding_created_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingCreated * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKFundingCreated msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = FundingCreated_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_funding_created_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 47, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_funding_signed_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingSigned * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKFundingSigned msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = FundingSigned_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_funding_signed_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 48, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_funding_locked_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingLocked * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKFundingLocked msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = FundingLocked_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_funding_locked_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 49, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_shutdown_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInitFeatures * their_features, const LDKShutdown * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKInitFeatures their_features_var = *their_features;
-       uint64_t their_features_ref = 0;
+       uint32_t their_features_ref = 0;
        their_features_var = InitFeatures_clone(their_features);
-       CHECK((((uint64_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uint64_t)their_features_var.inner;
+       their_features_ref = (uintptr_t)their_features_var.inner;
        if (their_features_var.is_owned) {
                their_features_ref |= 1;
        }
        LDKShutdown msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = Shutdown_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_3(j_calls->handle_shutdown_meth, their_node_id_arr, their_features_ref, msg_ref);
+       js_invoke_function_3(j_calls->instance_ptr, 50, (uint32_t)their_node_id_arr, (uint32_t)their_features_ref, (uint32_t)msg_ref);
 }
 void handle_closing_signed_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKClosingSigned * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKClosingSigned msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ClosingSigned_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_closing_signed_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 51, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_update_add_htlc_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateAddHTLC * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKUpdateAddHTLC msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = UpdateAddHTLC_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_update_add_htlc_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 52, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_update_fulfill_htlc_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFulfillHTLC * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKUpdateFulfillHTLC msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = UpdateFulfillHTLC_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_update_fulfill_htlc_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 53, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_update_fail_htlc_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailHTLC * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKUpdateFailHTLC msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = UpdateFailHTLC_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_update_fail_htlc_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 54, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_update_fail_malformed_htlc_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailMalformedHTLC * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKUpdateFailMalformedHTLC msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = UpdateFailMalformedHTLC_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_update_fail_malformed_htlc_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 55, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_commitment_signed_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKCommitmentSigned * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKCommitmentSigned msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = CommitmentSigned_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_commitment_signed_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 56, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_revoke_and_ack_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKRevokeAndACK * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKRevokeAndACK msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = RevokeAndACK_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_revoke_and_ack_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 57, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_update_fee_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFee * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKUpdateFee msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = UpdateFee_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_update_fee_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 58, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_announcement_signatures_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKAnnouncementSignatures * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKAnnouncementSignatures msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = AnnouncementSignatures_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_announcement_signatures_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 59, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void peer_disconnected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, bool no_connection_possible) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
-       js_invoke_function_2(j_calls->peer_disconnected_meth, their_node_id_arr, no_connection_possible);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
+       js_invoke_function_2(j_calls->instance_ptr, 60, (uint32_t)their_node_id_arr, (uint32_t)no_connection_possible);
 }
 void peer_connected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKInit msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = Init_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->peer_connected_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 61, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_channel_reestablish_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKChannelReestablish * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKChannelReestablish msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ChannelReestablish_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_channel_reestablish_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 62, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_channel_update_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKChannelUpdate * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKChannelUpdate msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ChannelUpdate_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_channel_update_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 63, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 void handle_error_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKErrorMessage * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKErrorMessage msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ErrorMessage_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       js_invoke_function_2(j_calls->handle_error_meth, their_node_id_arr, msg_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 64, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
 }
 static void LDKChannelMessageHandler_JCalls_cloned(LDKChannelMessageHandler* new_obj) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        atomic_fetch_add_explicit(&j_calls->MessageSendEventsProvider->refcnt, 1, memory_order_release);
 }
-static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */void* MessageSendEventsProvider) {
+static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JSValue o, JSValue MessageSendEventsProvider) {
        LDKChannelMessageHandler_JCalls *calls = MALLOC(sizeof(LDKChannelMessageHandler_JCalls), "LDKChannelMessageHandler_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKChannelMessageHandler ret = {
                .this_arg = (void*) calls,
@@ -6494,18 +8756,18 @@ static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (/*TODO: JS
        calls->MessageSendEventsProvider = ret.MessageSendEventsProvider.this_arg;
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKChannelMessageHandler_new(/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */ void* MessageSendEventsProvider) {
+long  __attribute__((export_name("TS_LDKChannelMessageHandler_new"))) TS_LDKChannelMessageHandler_new(JSValue o, JSValue MessageSendEventsProvider) {
        LDKChannelMessageHandler *res_ptr = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *res_ptr = LDKChannelMessageHandler_init(o, MessageSendEventsProvider);
        return (long)res_ptr;
 }
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_open_channel(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_open_channel"))) TS_ChannelMessageHandler_handle_open_channel(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKInitFeatures their_features_conv;
        their_features_conv.inner = (void*)(their_features & (~1));
        their_features_conv.is_owned = (their_features & 1) || (their_features == 0);
@@ -6518,13 +8780,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_ope
        (this_arg_conv->handle_open_channel)(this_arg_conv->this_arg, their_node_id_ref, their_features_conv, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_accept_channel(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_accept_channel"))) TS_ChannelMessageHandler_handle_accept_channel(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKInitFeatures their_features_conv;
        their_features_conv.inner = (void*)(their_features & (~1));
        their_features_conv.is_owned = (their_features & 1) || (their_features == 0);
@@ -6537,13 +8799,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_acc
        (this_arg_conv->handle_accept_channel)(this_arg_conv->this_arg, their_node_id_ref, their_features_conv, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_funding_created(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_funding_created"))) TS_ChannelMessageHandler_handle_funding_created(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKFundingCreated msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6551,13 +8813,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_fun
        (this_arg_conv->handle_funding_created)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_funding_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_funding_signed"))) TS_ChannelMessageHandler_handle_funding_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKFundingSigned msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6565,13 +8827,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_fun
        (this_arg_conv->handle_funding_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_funding_locked(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_funding_locked"))) TS_ChannelMessageHandler_handle_funding_locked(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKFundingLocked msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6579,13 +8841,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_fun
        (this_arg_conv->handle_funding_locked)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_shutdown(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_shutdown"))) TS_ChannelMessageHandler_handle_shutdown(uint32_t this_arg, int8_tArray their_node_id, uint32_t their_features, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKInitFeatures their_features_conv;
        their_features_conv.inner = (void*)(their_features & (~1));
        their_features_conv.is_owned = false;
@@ -6597,13 +8859,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_shu
        (this_arg_conv->handle_shutdown)(this_arg_conv->this_arg, their_node_id_ref, &their_features_conv, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_closing_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_closing_signed"))) TS_ChannelMessageHandler_handle_closing_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKClosingSigned msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6611,13 +8873,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_clo
        (this_arg_conv->handle_closing_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_update_add_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_update_add_htlc"))) TS_ChannelMessageHandler_handle_update_add_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKUpdateAddHTLC msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6625,13 +8887,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_upd
        (this_arg_conv->handle_update_add_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_update_fulfill_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_update_fulfill_htlc"))) TS_ChannelMessageHandler_handle_update_fulfill_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKUpdateFulfillHTLC msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6639,13 +8901,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_upd
        (this_arg_conv->handle_update_fulfill_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_update_fail_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_update_fail_htlc"))) TS_ChannelMessageHandler_handle_update_fail_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKUpdateFailHTLC msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6653,13 +8915,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_upd
        (this_arg_conv->handle_update_fail_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_update_fail_malformed_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_update_fail_malformed_htlc"))) TS_ChannelMessageHandler_handle_update_fail_malformed_htlc(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKUpdateFailMalformedHTLC msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6667,13 +8929,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_upd
        (this_arg_conv->handle_update_fail_malformed_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_commitment_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_commitment_signed"))) TS_ChannelMessageHandler_handle_commitment_signed(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKCommitmentSigned msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6681,13 +8943,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_com
        (this_arg_conv->handle_commitment_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_revoke_and_ack(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_revoke_and_ack"))) TS_ChannelMessageHandler_handle_revoke_and_ack(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKRevokeAndACK msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6695,13 +8957,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_rev
        (this_arg_conv->handle_revoke_and_ack)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_update_fee(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_update_fee"))) TS_ChannelMessageHandler_handle_update_fee(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKUpdateFee msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6709,13 +8971,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_upd
        (this_arg_conv->handle_update_fee)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_announcement_signatures(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_announcement_signatures"))) TS_ChannelMessageHandler_handle_announcement_signatures(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKAnnouncementSignatures msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6723,23 +8985,23 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_ann
        (this_arg_conv->handle_announcement_signatures)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_peer_disconnected(uint32_t this_arg, int8_tArray their_node_id, jboolean no_connection_possible) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_peer_disconnected"))) TS_ChannelMessageHandler_peer_disconnected(uint32_t this_arg, int8_tArray their_node_id, jboolean no_connection_possible) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        (this_arg_conv->peer_disconnected)(this_arg_conv->this_arg, their_node_id_ref, no_connection_possible);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_peer_connected(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_peer_connected"))) TS_ChannelMessageHandler_peer_connected(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKInit msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6747,13 +9009,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_peer_conne
        (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_channel_reestablish(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_channel_reestablish"))) TS_ChannelMessageHandler_handle_channel_reestablish(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKChannelReestablish msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6761,13 +9023,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_cha
        (this_arg_conv->handle_channel_reestablish)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_channel_update(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_channel_update"))) TS_ChannelMessageHandler_handle_channel_update(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKChannelUpdate msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6775,13 +9037,13 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_cha
        (this_arg_conv->handle_channel_update)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_error(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_ChannelMessageHandler_handle_error"))) TS_ChannelMessageHandler_handle_error(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKErrorMessage msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
@@ -6791,48 +9053,29 @@ void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_handle_err
 
 typedef struct LDKRoutingMessageHandler_JCalls {
        atomic_size_t refcnt;
+       uint32_t instance_ptr;
        LDKMessageSendEventsProvider_JCalls* MessageSendEventsProvider;
-       uint32_t handle_node_announcement_meth;
-       uint32_t handle_channel_announcement_meth;
-       uint32_t handle_channel_update_meth;
-       uint32_t get_next_channel_announcements_meth;
-       uint32_t get_next_node_announcements_meth;
-       uint32_t sync_routing_table_meth;
-       uint32_t handle_reply_channel_range_meth;
-       uint32_t handle_reply_short_channel_ids_end_meth;
-       uint32_t handle_query_channel_range_meth;
-       uint32_t handle_query_short_channel_ids_meth;
 } LDKRoutingMessageHandler_JCalls;
 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) {
-               js_free(j_calls->handle_node_announcement_meth);
-               js_free(j_calls->handle_channel_announcement_meth);
-               js_free(j_calls->handle_channel_update_meth);
-               js_free(j_calls->get_next_channel_announcements_meth);
-               js_free(j_calls->get_next_node_announcements_meth);
-               js_free(j_calls->sync_routing_table_meth);
-               js_free(j_calls->handle_reply_channel_range_meth);
-               js_free(j_calls->handle_reply_short_channel_ids_end_meth);
-               js_free(j_calls->handle_query_channel_range_meth);
-               js_free(j_calls->handle_query_short_channel_ids_meth);
                FREE(j_calls);
        }
 }
 LDKCResult_boolLightningErrorZ handle_node_announcement_LDKRoutingMessageHandler_jcall(const void* this_arg, const LDKNodeAnnouncement * msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        LDKNodeAnnouncement msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = NodeAnnouncement_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->handle_node_announcement_meth, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 65, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6841,17 +9084,17 @@ LDKCResult_boolLightningErrorZ handle_node_announcement_LDKRoutingMessageHandler
 LDKCResult_boolLightningErrorZ handle_channel_announcement_LDKRoutingMessageHandler_jcall(const void* this_arg, const LDKChannelAnnouncement * msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        LDKChannelAnnouncement msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ChannelAnnouncement_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->handle_channel_announcement_meth, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 66, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6860,17 +9103,17 @@ LDKCResult_boolLightningErrorZ handle_channel_announcement_LDKRoutingMessageHand
 LDKCResult_boolLightningErrorZ handle_channel_update_LDKRoutingMessageHandler_jcall(const void* this_arg, const LDKChannelUpdate * msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        LDKChannelUpdate msg_var = *msg;
-       uint64_t msg_ref = 0;
+       uint32_t msg_ref = 0;
        msg_var = ChannelUpdate_clone(msg);
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_1(j_calls->handle_channel_update_meth, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_1(j_calls->instance_ptr, 67, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6878,17 +9121,17 @@ LDKCResult_boolLightningErrorZ handle_channel_update_LDKRoutingMessageHandler_jc
 }
 LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel_announcements_LDKRoutingMessageHandler_jcall(const void* this_arg, uint64_t starting_point, uint8_t batch_amount) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       uint32_tArray ret = js_invoke_function_2(j_calls->get_next_channel_announcements_meth, starting_point, batch_amount);
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_2(j_calls->instance_ptr, 68, (uint32_t)starting_point, (uint32_t)batch_amount);
        LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ Elements");
        else
                ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
        for (size_t h = 0; h < ret_constr.datalen; h++) {
                uint32_t ret_conv_59 = ret_vals[h];
-               void* ret_conv_59_ptr = (void*)(((uint64_t)ret_conv_59) & ~1);
+               void* ret_conv_59_ptr = (void*)(((uintptr_t)ret_conv_59) & ~1);
                CHECK_ACCESS(ret_conv_59_ptr);
                LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ ret_conv_59_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(ret_conv_59_ptr);
                FREE((void*)ret_conv_59);
@@ -6898,16 +9141,16 @@ LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel
 }
 LDKCVec_NodeAnnouncementZ get_next_node_announcements_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey starting_point, uint8_t batch_amount) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray starting_point_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(starting_point_arr + 4), starting_point.compressed_form, 33);
-       uint32_tArray ret = js_invoke_function_2(j_calls->get_next_node_announcements_meth, starting_point_arr, batch_amount);
+       int8_tArray starting_point_arr = init_int8_tArray(33, __LINE__);
+       memcpy(starting_point_arr->elems, starting_point.compressed_form, 33);
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_2(j_calls->instance_ptr, 69, (uint32_t)starting_point_arr, (uint32_t)batch_amount);
        LDKCVec_NodeAnnouncementZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKNodeAnnouncement), "LDKCVec_NodeAnnouncementZ Elements");
        else
                ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
        for (size_t s = 0; s < ret_constr.datalen; s++) {
                uint32_t ret_conv_18 = ret_vals[s];
                LDKNodeAnnouncement ret_conv_18_conv;
@@ -6920,35 +9163,35 @@ LDKCVec_NodeAnnouncementZ get_next_node_announcements_LDKRoutingMessageHandler_j
 }
 void sync_routing_table_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * init) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKInit init_var = *init;
-       uint64_t init_ref = 0;
+       uint32_t init_ref = 0;
        init_var = Init_clone(init);
-       CHECK((((uint64_t)init_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&init_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)init_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&init_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(init_var);
-       init_ref = (uint64_t)init_var.inner;
+       init_ref = (uintptr_t)init_var.inner;
        if (init_var.is_owned) {
                init_ref |= 1;
        }
-       js_invoke_function_2(j_calls->sync_routing_table_meth, their_node_id_arr, init_ref);
+       js_invoke_function_2(j_calls->instance_ptr, 70, (uint32_t)their_node_id_arr, (uint32_t)init_ref);
 }
 LDKCResult_NoneLightningErrorZ handle_reply_channel_range_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKReplyChannelRange msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKReplyChannelRange msg_var = msg;
-       uint64_t msg_ref = 0;
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t msg_ref = 0;
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_2(j_calls->handle_reply_channel_range_meth, their_node_id_arr, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 71, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6956,19 +9199,19 @@ LDKCResult_NoneLightningErrorZ handle_reply_channel_range_LDKRoutingMessageHandl
 }
 LDKCResult_NoneLightningErrorZ handle_reply_short_channel_ids_end_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKReplyShortChannelIdsEnd msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKReplyShortChannelIdsEnd msg_var = msg;
-       uint64_t msg_ref = 0;
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t msg_ref = 0;
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_2(j_calls->handle_reply_short_channel_ids_end_meth, their_node_id_arr, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 72, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6976,19 +9219,19 @@ LDKCResult_NoneLightningErrorZ handle_reply_short_channel_ids_end_LDKRoutingMess
 }
 LDKCResult_NoneLightningErrorZ handle_query_channel_range_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKQueryChannelRange msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKQueryChannelRange msg_var = msg;
-       uint64_t msg_ref = 0;
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t msg_ref = 0;
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_2(j_calls->handle_query_channel_range_meth, their_node_id_arr, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 73, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -6996,19 +9239,19 @@ LDKCResult_NoneLightningErrorZ handle_query_channel_range_LDKRoutingMessageHandl
 }
 LDKCResult_NoneLightningErrorZ handle_query_short_channel_ids_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKQueryShortChannelIds msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       int8_tArray their_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(their_node_id_arr + 4), their_node_id.compressed_form, 33);
+       int8_tArray their_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(their_node_id_arr->elems, their_node_id.compressed_form, 33);
        LDKQueryShortChannelIds msg_var = msg;
-       uint64_t msg_ref = 0;
-       CHECK((((uint64_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t msg_ref = 0;
+       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uint64_t)msg_var.inner;
+       msg_ref = (uintptr_t)msg_var.inner;
        if (msg_var.is_owned) {
                msg_ref |= 1;
        }
-       uint32_t ret = js_invoke_function_2(j_calls->handle_query_short_channel_ids_meth, their_node_id_arr, msg_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 74, (uint32_t)their_node_id_arr, (uint32_t)msg_ref);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7019,10 +9262,10 @@ static void LDKRoutingMessageHandler_JCalls_cloned(LDKRoutingMessageHandler* new
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        atomic_fetch_add_explicit(&j_calls->MessageSendEventsProvider->refcnt, 1, memory_order_release);
 }
-static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */void* MessageSendEventsProvider) {
+static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (JSValue o, JSValue MessageSendEventsProvider) {
        LDKRoutingMessageHandler_JCalls *calls = MALLOC(sizeof(LDKRoutingMessageHandler_JCalls), "LDKRoutingMessageHandler_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKRoutingMessageHandler ret = {
                .this_arg = (void*) calls,
@@ -7042,13 +9285,13 @@ static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (/*TODO: JS
        calls->MessageSendEventsProvider = ret.MessageSendEventsProvider.this_arg;
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKRoutingMessageHandler_new(/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */ void* MessageSendEventsProvider) {
+long  __attribute__((export_name("TS_LDKRoutingMessageHandler_new"))) TS_LDKRoutingMessageHandler_new(JSValue o, JSValue MessageSendEventsProvider) {
        LDKRoutingMessageHandler *res_ptr = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *res_ptr = LDKRoutingMessageHandler_init(o, MessageSendEventsProvider);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_node_announcement(uint32_t this_arg, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_node_announcement"))) TS_RoutingMessageHandler_handle_node_announcement(uint32_t this_arg, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKNodeAnnouncement msg_conv;
@@ -7057,11 +9300,11 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_node_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_channel_announcement(uint32_t this_arg, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_channel_announcement"))) TS_RoutingMessageHandler_handle_channel_announcement(uint32_t this_arg, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKChannelAnnouncement msg_conv;
@@ -7070,11 +9313,11 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_channel_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_channel_update(uint32_t this_arg, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_channel_update"))) TS_RoutingMessageHandler_handle_channel_update(uint32_t this_arg, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKChannelUpdate msg_conv;
@@ -7083,45 +9326,45 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_channel_update)(this_arg_conv->this_arg, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_RoutingMessageHandler_get_next_channel_announcements(uint32_t this_arg, int64_t starting_point, int8_t batch_amount) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_tArray  __attribute__((export_name("TS_RoutingMessageHandler_get_next_channel_announcements"))) TS_RoutingMessageHandler_get_next_channel_announcements(uint32_t this_arg, int64_t starting_point, int8_t batch_amount) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret_var = (this_arg_conv->get_next_channel_announcements)(this_arg_conv->this_arg, starting_point, batch_amount);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t h = 0; h < ret_var.datalen; h++) {
                LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv_59_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
                *ret_conv_59_conv = ret_var.data[h];
-               ret_arr_ptr[h] = ((uint64_t)ret_conv_59_conv);
+               ret_arr_ptr[h] = ((uint32_t)ret_conv_59_conv);
        }
        
        FREE(ret_var.data);
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_RoutingMessageHandler_get_next_node_announcements(uint32_t this_arg, int8_tArray starting_point, int8_t batch_amount) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_tArray  __attribute__((export_name("TS_RoutingMessageHandler_get_next_node_announcements"))) TS_RoutingMessageHandler_get_next_node_announcements(uint32_t this_arg, int8_tArray starting_point, int8_t batch_amount) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey starting_point_ref;
-       CHECK(*((uint32_t*)starting_point) == 33);
-       memcpy(starting_point_ref.compressed_form, (uint8_t*)(starting_point + 4), 33);
+       CHECK(starting_point->arr_len == 33);
+       memcpy(starting_point_ref.compressed_form, starting_point->elems, 33); FREE(starting_point);
        LDKCVec_NodeAnnouncementZ ret_var = (this_arg_conv->get_next_node_announcements)(this_arg_conv->this_arg, starting_point_ref, batch_amount);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t s = 0; s < ret_var.datalen; s++) {
                LDKNodeAnnouncement ret_conv_18_var = ret_var.data[s];
-               uint64_t ret_conv_18_ref = 0;
-               CHECK((((uint64_t)ret_conv_18_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_18_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_18_ref = 0;
+               CHECK((((uintptr_t)ret_conv_18_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_18_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_18_var);
-               ret_conv_18_ref = (uint64_t)ret_conv_18_var.inner;
+               ret_conv_18_ref = (uintptr_t)ret_conv_18_var.inner;
                if (ret_conv_18_var.is_owned) {
                        ret_conv_18_ref |= 1;
                }
@@ -7132,13 +9375,13 @@ uint32_tArray  __attribute__((visibility("default"))) TS_RoutingMessageHandler_g
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RoutingMessageHandler_sync_routing_table(uint32_t this_arg, int8_tArray their_node_id, uint32_t init) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_RoutingMessageHandler_sync_routing_table"))) TS_RoutingMessageHandler_sync_routing_table(uint32_t this_arg, int8_tArray their_node_id, uint32_t init) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKInit init_conv;
        init_conv.inner = (void*)(init & (~1));
        init_conv.is_owned = false;
@@ -7146,13 +9389,13 @@ void  __attribute__((visibility("default"))) TS_RoutingMessageHandler_sync_routi
        (this_arg_conv->sync_routing_table)(this_arg_conv->this_arg, their_node_id_ref, &init_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_reply_channel_range(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_reply_channel_range"))) TS_RoutingMessageHandler_handle_reply_channel_range(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKReplyChannelRange msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -7160,16 +9403,16 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        msg_conv = ReplyChannelRange_clone(&msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_reply_channel_range)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_reply_short_channel_ids_end(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_reply_short_channel_ids_end"))) TS_RoutingMessageHandler_handle_reply_short_channel_ids_end(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKReplyShortChannelIdsEnd msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -7177,16 +9420,16 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        msg_conv = ReplyShortChannelIdsEnd_clone(&msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_reply_short_channel_ids_end)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_query_channel_range(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_query_channel_range"))) TS_RoutingMessageHandler_handle_query_channel_range(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKQueryChannelRange msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -7194,16 +9437,16 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        msg_conv = QueryChannelRange_clone(&msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_query_channel_range)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle_query_short_channel_ids(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_RoutingMessageHandler_handle_query_short_channel_ids"))) TS_RoutingMessageHandler_handle_query_short_channel_ids(uint32_t this_arg, int8_tArray their_node_id, uint32_t msg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
        LDKQueryShortChannelIds msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -7211,27 +9454,26 @@ uint32_t  __attribute__((visibility("default"))) TS_RoutingMessageHandler_handle
        msg_conv = QueryShortChannelIds_clone(&msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_query_short_channel_ids)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
 typedef struct LDKCustomMessageReader_JCalls {
        atomic_size_t refcnt;
-       uint32_t read_meth;
+       uint32_t instance_ptr;
 } LDKCustomMessageReader_JCalls;
 static void LDKCustomMessageReader_JCalls_free(void* this_arg) {
        LDKCustomMessageReader_JCalls *j_calls = (LDKCustomMessageReader_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->read_meth);
                FREE(j_calls);
        }
 }
 LDKCResult_COption_TypeZDecodeErrorZ read_LDKCustomMessageReader_jcall(const void* this_arg, uint16_t message_type, LDKu8slice buffer) {
        LDKCustomMessageReader_JCalls *j_calls = (LDKCustomMessageReader_JCalls*) this_arg;
        LDKu8slice buffer_var = buffer;
-       int8_tArray buffer_arr = init_arr(buffer_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(buffer_arr + 4), buffer_var.data, buffer_var.datalen);
-       uint32_t ret = js_invoke_function_2(j_calls->read_meth, message_type, buffer_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       int8_tArray buffer_arr = init_int8_tArray(buffer_var.datalen, __LINE__);
+       memcpy(buffer_arr->elems, buffer_var.data, buffer_var.datalen);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 75, (uint32_t)message_type, (uint32_t)buffer_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_COption_TypeZDecodeErrorZ ret_conv = *(LDKCResult_COption_TypeZDecodeErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7241,10 +9483,10 @@ static void LDKCustomMessageReader_JCalls_cloned(LDKCustomMessageReader* new_obj
        LDKCustomMessageReader_JCalls *j_calls = (LDKCustomMessageReader_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKCustomMessageReader LDKCustomMessageReader_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKCustomMessageReader LDKCustomMessageReader_init (JSValue o) {
        LDKCustomMessageReader_JCalls *calls = MALLOC(sizeof(LDKCustomMessageReader_JCalls), "LDKCustomMessageReader_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKCustomMessageReader ret = {
                .this_arg = (void*) calls,
@@ -7253,34 +9495,31 @@ static inline LDKCustomMessageReader LDKCustomMessageReader_init (/*TODO: JS Obj
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKCustomMessageReader_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKCustomMessageReader_new"))) TS_LDKCustomMessageReader_new(JSValue o) {
        LDKCustomMessageReader *res_ptr = MALLOC(sizeof(LDKCustomMessageReader), "LDKCustomMessageReader");
        *res_ptr = LDKCustomMessageReader_init(o);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_CustomMessageReader_read(uint32_t this_arg, int16_t message_type, int8_tArray buffer) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_CustomMessageReader_read"))) TS_CustomMessageReader_read(uint32_t this_arg, int16_t message_type, int8_tArray buffer) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageReader* this_arg_conv = (LDKCustomMessageReader*)this_arg_ptr;
        LDKu8slice buffer_ref;
-       buffer_ref.datalen = *((uint32_t*)buffer);
-       buffer_ref.data = (int8_t*)(buffer + 4);
+       buffer_ref.datalen = buffer->arr_len;
+       buffer_ref.data = buffer->elems /* XXX buffer leaks */;
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = (this_arg_conv->read)(this_arg_conv->this_arg, message_type, buffer_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
 typedef struct LDKCustomMessageHandler_JCalls {
        atomic_size_t refcnt;
+       uint32_t instance_ptr;
        LDKCustomMessageReader_JCalls* CustomMessageReader;
-       uint32_t handle_custom_message_meth;
-       uint32_t get_and_clear_pending_msg_meth;
 } LDKCustomMessageHandler_JCalls;
 static void LDKCustomMessageHandler_JCalls_free(void* this_arg) {
        LDKCustomMessageHandler_JCalls *j_calls = (LDKCustomMessageHandler_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->handle_custom_message_meth);
-               js_free(j_calls->get_and_clear_pending_msg_meth);
                FREE(j_calls);
        }
 }
@@ -7288,10 +9527,10 @@ LDKCResult_NoneLightningErrorZ handle_custom_message_LDKCustomMessageHandler_jca
        LDKCustomMessageHandler_JCalls *j_calls = (LDKCustomMessageHandler_JCalls*) this_arg;
        LDKType* msg_ret = MALLOC(sizeof(LDKType), "LDKType");
        *msg_ret = msg;
-       int8_tArray sender_node_id_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(sender_node_id_arr + 4), sender_node_id.compressed_form, 33);
-       uint32_t ret = js_invoke_function_2(j_calls->handle_custom_message_meth, (uint64_t)msg_ret, sender_node_id_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       int8_tArray sender_node_id_arr = init_int8_tArray(33, __LINE__);
+       memcpy(sender_node_id_arr->elems, sender_node_id.compressed_form, 33);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 76, (uint32_t)(uint32_t)msg_ret, (uint32_t)sender_node_id_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7299,17 +9538,17 @@ LDKCResult_NoneLightningErrorZ handle_custom_message_LDKCustomMessageHandler_jca
 }
 LDKCVec_C2Tuple_PublicKeyTypeZZ get_and_clear_pending_msg_LDKCustomMessageHandler_jcall(const void* this_arg) {
        LDKCustomMessageHandler_JCalls *j_calls = (LDKCustomMessageHandler_JCalls*) this_arg;
-       uint32_tArray ret = js_invoke_function_0(j_calls->get_and_clear_pending_msg_meth);
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_0(j_calls->instance_ptr, 77);
        LDKCVec_C2Tuple_PublicKeyTypeZZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKCVec_C2Tuple_PublicKeyTypeZZ Elements");
        else
                ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
        for (size_t z = 0; z < ret_constr.datalen; z++) {
                uint32_t ret_conv_25 = ret_vals[z];
-               void* ret_conv_25_ptr = (void*)(((uint64_t)ret_conv_25) & ~1);
+               void* ret_conv_25_ptr = (void*)(((uintptr_t)ret_conv_25) & ~1);
                CHECK_ACCESS(ret_conv_25_ptr);
                LDKC2Tuple_PublicKeyTypeZ ret_conv_25_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(ret_conv_25_ptr);
                FREE((void*)ret_conv_25);
@@ -7322,10 +9561,10 @@ static void LDKCustomMessageHandler_JCalls_cloned(LDKCustomMessageHandler* new_o
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        atomic_fetch_add_explicit(&j_calls->CustomMessageReader->refcnt, 1, memory_order_release);
 }
-static inline LDKCustomMessageHandler LDKCustomMessageHandler_init (/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */void* CustomMessageReader) {
+static inline LDKCustomMessageHandler LDKCustomMessageHandler_init (JSValue o, JSValue CustomMessageReader) {
        LDKCustomMessageHandler_JCalls *calls = MALLOC(sizeof(LDKCustomMessageHandler_JCalls), "LDKCustomMessageHandler_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKCustomMessageHandler ret = {
                .this_arg = (void*) calls,
@@ -7337,38 +9576,38 @@ static inline LDKCustomMessageHandler LDKCustomMessageHandler_init (/*TODO: JS O
        calls->CustomMessageReader = ret.CustomMessageReader.this_arg;
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKCustomMessageHandler_new(/*TODO: JS Object Reference */void* o, /*TODO: JS Object Reference */ void* CustomMessageReader) {
+long  __attribute__((export_name("TS_LDKCustomMessageHandler_new"))) TS_LDKCustomMessageHandler_new(JSValue o, JSValue CustomMessageReader) {
        LDKCustomMessageHandler *res_ptr = MALLOC(sizeof(LDKCustomMessageHandler), "LDKCustomMessageHandler");
        *res_ptr = LDKCustomMessageHandler_init(o, CustomMessageReader);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_CustomMessageHandler_handle_custom_message(uint32_t this_arg, uint32_t msg, int8_tArray sender_node_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_CustomMessageHandler_handle_custom_message"))) TS_CustomMessageHandler_handle_custom_message(uint32_t this_arg, uint32_t msg, int8_tArray sender_node_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageHandler* this_arg_conv = (LDKCustomMessageHandler*)this_arg_ptr;
-       void* msg_ptr = (void*)(((uint64_t)msg) & ~1);
+       void* msg_ptr = (void*)(((uintptr_t)msg) & ~1);
        CHECK_ACCESS(msg_ptr);
        LDKType msg_conv = *(LDKType*)(msg_ptr);
        LDKPublicKey sender_node_id_ref;
-       CHECK(*((uint32_t*)sender_node_id) == 33);
-       memcpy(sender_node_id_ref.compressed_form, (uint8_t*)(sender_node_id + 4), 33);
+       CHECK(sender_node_id->arr_len == 33);
+       memcpy(sender_node_id_ref.compressed_form, sender_node_id->elems, 33); FREE(sender_node_id);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_custom_message)(this_arg_conv->this_arg, msg_conv, sender_node_id_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_CustomMessageHandler_get_and_clear_pending_msg(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_tArray  __attribute__((export_name("TS_CustomMessageHandler_get_and_clear_pending_msg"))) TS_CustomMessageHandler_get_and_clear_pending_msg(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageHandler* this_arg_conv = (LDKCustomMessageHandler*)this_arg_ptr;
        LDKCVec_C2Tuple_PublicKeyTypeZZ ret_var = (this_arg_conv->get_and_clear_pending_msg)(this_arg_conv->this_arg);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t z = 0; z < ret_var.datalen; z++) {
                LDKC2Tuple_PublicKeyTypeZ* ret_conv_25_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
                *ret_conv_25_conv = ret_var.data[z];
-               ret_arr_ptr[z] = ((uint64_t)ret_conv_25_conv);
+               ret_arr_ptr[z] = ((uint32_t)ret_conv_25_conv);
        }
        
        FREE(ret_var.data);
@@ -7377,50 +9616,43 @@ uint32_tArray  __attribute__((visibility("default"))) TS_CustomMessageHandler_ge
 
 typedef struct LDKSocketDescriptor_JCalls {
        atomic_size_t refcnt;
-       uint32_t send_data_meth;
-       uint32_t disconnect_socket_meth;
-       uint32_t eq_meth;
-       uint32_t hash_meth;
+       uint32_t instance_ptr;
 } LDKSocketDescriptor_JCalls;
 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) {
-               js_free(j_calls->send_data_meth);
-               js_free(j_calls->disconnect_socket_meth);
-               js_free(j_calls->eq_meth);
-               js_free(j_calls->hash_meth);
                FREE(j_calls);
        }
 }
 uintptr_t send_data_LDKSocketDescriptor_jcall(void* this_arg, LDKu8slice data, bool resume_read) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
        LDKu8slice data_var = data;
-       int8_tArray data_arr = init_arr(data_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(data_arr + 4), data_var.data, data_var.datalen);
-       return js_invoke_function_2(j_calls->send_data_meth, data_arr, resume_read);
+       int8_tArray data_arr = init_int8_tArray(data_var.datalen, __LINE__);
+       memcpy(data_arr->elems, data_var.data, data_var.datalen);
+       return js_invoke_function_2(j_calls->instance_ptr, 78, (uint32_t)data_arr, (uint32_t)resume_read);
 }
 void disconnect_socket_LDKSocketDescriptor_jcall(void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       js_invoke_function_0(j_calls->disconnect_socket_meth);
+       js_invoke_function_0(j_calls->instance_ptr, 79);
 }
 bool eq_LDKSocketDescriptor_jcall(const void* this_arg, const LDKSocketDescriptor * other_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
        LDKSocketDescriptor *other_arg_clone = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *other_arg_clone = SocketDescriptor_clone(other_arg);
-       return js_invoke_function_1(j_calls->eq_meth, (uint64_t)other_arg_clone);
+       return js_invoke_function_1(j_calls->instance_ptr, 80, (uint32_t)(uint32_t)other_arg_clone);
 }
 uint64_t hash_LDKSocketDescriptor_jcall(const void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       return js_invoke_function_0(j_calls->hash_meth);
+       return js_invoke_function_0(j_calls->instance_ptr, 81);
 }
 static void LDKSocketDescriptor_JCalls_cloned(LDKSocketDescriptor* new_obj) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKSocketDescriptor LDKSocketDescriptor_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKSocketDescriptor LDKSocketDescriptor_init (JSValue o) {
        LDKSocketDescriptor_JCalls *calls = MALLOC(sizeof(LDKSocketDescriptor_JCalls), "LDKSocketDescriptor_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKSocketDescriptor ret = {
                .this_arg = (void*) calls,
@@ -7433,94 +9665,110 @@ static inline LDKSocketDescriptor LDKSocketDescriptor_init (/*TODO: JS Object Re
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKSocketDescriptor_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKSocketDescriptor_new"))) TS_LDKSocketDescriptor_new(JSValue o) {
        LDKSocketDescriptor *res_ptr = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *res_ptr = LDKSocketDescriptor_init(o);
        return (long)res_ptr;
 }
-int64_t  __attribute__((visibility("default"))) TS_SocketDescriptor_send_data(uint32_t this_arg, int8_tArray data, jboolean resume_read) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_SocketDescriptor_send_data"))) TS_SocketDescriptor_send_data(uint32_t this_arg, int8_tArray data, jboolean resume_read) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        LDKu8slice data_ref;
-       data_ref.datalen = *((uint32_t*)data);
-       data_ref.data = (int8_t*)(data + 4);
-       int64_t ret_val = (this_arg_conv->send_data)(this_arg_conv->this_arg, data_ref, resume_read);
+       data_ref.datalen = data->arr_len;
+       data_ref.data = data->elems /* XXX data leaks */;
+       uint32_t ret_val = (this_arg_conv->send_data)(this_arg_conv->this_arg, data_ref, resume_read);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_SocketDescriptor_disconnect_socket(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_SocketDescriptor_disconnect_socket"))) TS_SocketDescriptor_disconnect_socket(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        (this_arg_conv->disconnect_socket)(this_arg_conv->this_arg);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_SocketDescriptor_hash(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+int64_t  __attribute__((export_name("TS_SocketDescriptor_hash"))) TS_SocketDescriptor_hash(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        int64_t ret_val = (this_arg_conv->hash)(this_arg_conv->this_arg);
        return ret_val;
 }
 
+uint32_t __attribute__((export_name("TS_LDKEffectiveCapacity_ty_from_ptr"))) TS_LDKEffectiveCapacity_ty_from_ptr(uint32_t ptr) {
+       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKEffectiveCapacity_ExactLiquidity: return 0;
+               case LDKEffectiveCapacity_MaximumHTLC: return 1;
+               case LDKEffectiveCapacity_Total: return 2;
+               case LDKEffectiveCapacity_Infinite: return 3;
+               case LDKEffectiveCapacity_Unknown: return 4;
+               default: abort();
+       }
+}
+int64_t __attribute__((export_name("TS_LDKEffectiveCapacity_ExactLiquidity_get_liquidity_msat"))) TS_LDKEffectiveCapacity_ExactLiquidity_get_liquidity_msat(uint32_t ptr) {
+       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)(ptr & ~1);
+       assert(obj->tag == LDKEffectiveCapacity_ExactLiquidity);
+       return obj->exact_liquidity.liquidity_msat;
+}
+int64_t __attribute__((export_name("TS_LDKEffectiveCapacity_MaximumHTLC_get_amount_msat"))) TS_LDKEffectiveCapacity_MaximumHTLC_get_amount_msat(uint32_t ptr) {
+       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)(ptr & ~1);
+       assert(obj->tag == LDKEffectiveCapacity_MaximumHTLC);
+       return obj->maximum_htlc.amount_msat;
+}
+int64_t __attribute__((export_name("TS_LDKEffectiveCapacity_Total_get_capacity_msat"))) TS_LDKEffectiveCapacity_Total_get_capacity_msat(uint32_t ptr) {
+       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)(ptr & ~1);
+       assert(obj->tag == LDKEffectiveCapacity_Total);
+       return obj->total.capacity_msat;
+}
 typedef struct LDKScore_JCalls {
        atomic_size_t refcnt;
-       uint32_t channel_penalty_msat_meth;
-       uint32_t payment_path_failed_meth;
-       uint32_t payment_path_successful_meth;
-       uint32_t write_meth;
+       uint32_t instance_ptr;
 } LDKScore_JCalls;
 static void LDKScore_JCalls_free(void* this_arg) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->channel_penalty_msat_meth);
-               js_free(j_calls->payment_path_failed_meth);
-               js_free(j_calls->payment_path_successful_meth);
-               js_free(j_calls->write_meth);
                FREE(j_calls);
        }
 }
-uint64_t channel_penalty_msat_LDKScore_jcall(const void* this_arg, uint64_t short_channel_id, uint64_t send_amt_msat, LDKCOption_u64Z channel_capacity_msat, const LDKNodeId * source, const LDKNodeId * target) {
+uint64_t channel_penalty_msat_LDKScore_jcall(const void* this_arg, uint64_t short_channel_id, uint64_t send_amt_msat, uint64_t capacity_msat, const LDKNodeId * source, const LDKNodeId * target) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
-       LDKCOption_u64Z *channel_capacity_msat_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *channel_capacity_msat_copy = channel_capacity_msat;
-       uint64_t channel_capacity_msat_ref = (uint64_t)channel_capacity_msat_copy;
        LDKNodeId source_var = *source;
-       uint64_t source_ref = 0;
+       uint32_t source_ref = 0;
        source_var = NodeId_clone(source);
-       CHECK((((uint64_t)source_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&source_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)source_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&source_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(source_var);
-       source_ref = (uint64_t)source_var.inner;
+       source_ref = (uintptr_t)source_var.inner;
        if (source_var.is_owned) {
                source_ref |= 1;
        }
        LDKNodeId target_var = *target;
-       uint64_t target_ref = 0;
+       uint32_t target_ref = 0;
        target_var = NodeId_clone(target);
-       CHECK((((uint64_t)target_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&target_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)target_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&target_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(target_var);
-       target_ref = (uint64_t)target_var.inner;
+       target_ref = (uintptr_t)target_var.inner;
        if (target_var.is_owned) {
                target_ref |= 1;
        }
-       return js_invoke_function_5(j_calls->channel_penalty_msat_meth, short_channel_id, send_amt_msat, channel_capacity_msat_ref, source_ref, target_ref);
+       return js_invoke_function_5(j_calls->instance_ptr, 82, (uint32_t)short_channel_id, (uint32_t)send_amt_msat, (uint32_t)capacity_msat, (uint32_t)source_ref, (uint32_t)target_ref);
 }
 void payment_path_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
        LDKCVec_RouteHopZ path_var = path;
        uint32_tArray path_arr = NULL;
-       path_arr = init_arr(path_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *path_arr_ptr = (uint32_t*)(path_arr + 4);
+       path_arr = init_uint32_tArray(path_var.datalen, __LINE__);
+       uint32_t *path_arr_ptr = (uint32_t*)(((uint8_t*)path_arr) + 4);
        for (size_t k = 0; k < path_var.datalen; k++) {
                LDKRouteHop path_conv_10_var = path_var.data[k];
-               uint64_t path_conv_10_ref = 0;
-               CHECK((((uint64_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t path_conv_10_ref = 0;
+               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uint64_t)path_conv_10_var.inner;
+               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
                if (path_conv_10_var.is_owned) {
                        path_conv_10_ref |= 1;
                }
@@ -7528,21 +9776,21 @@ void payment_path_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path,
        }
        
        FREE(path_var.data);
-       js_invoke_function_2(j_calls->payment_path_failed_meth, path_arr, short_channel_id);
+       js_invoke_function_2(j_calls->instance_ptr, 83, (uint32_t)path_arr, (uint32_t)short_channel_id);
 }
 void payment_path_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
        LDKCVec_RouteHopZ path_var = path;
        uint32_tArray path_arr = NULL;
-       path_arr = init_arr(path_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *path_arr_ptr = (uint32_t*)(path_arr + 4);
+       path_arr = init_uint32_tArray(path_var.datalen, __LINE__);
+       uint32_t *path_arr_ptr = (uint32_t*)(((uint8_t*)path_arr) + 4);
        for (size_t k = 0; k < path_var.datalen; k++) {
                LDKRouteHop path_conv_10_var = path_var.data[k];
-               uint64_t path_conv_10_ref = 0;
-               CHECK((((uint64_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t path_conv_10_ref = 0;
+               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uint64_t)path_conv_10_var.inner;
+               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
                if (path_conv_10_var.is_owned) {
                        path_conv_10_ref |= 1;
                }
@@ -7550,25 +9798,25 @@ void payment_path_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ pa
        }
        
        FREE(path_var.data);
-       js_invoke_function_1(j_calls->payment_path_successful_meth, path_arr);
+       js_invoke_function_1(j_calls->instance_ptr, 84, (uint32_t)path_arr);
 }
 LDKCVec_u8Z write_LDKScore_jcall(const void* this_arg) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->write_meth);
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 85);
        LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = *((uint32_t*)ret);
+       ret_ref.datalen = ret->arr_len;
        ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(ret_ref.data, (uint8_t*)(ret + 4), ret_ref.datalen);
+       memcpy(ret_ref.data, ret->elems, ret_ref.datalen); FREE(ret);
        return ret_ref;
 }
 static void LDKScore_JCalls_cloned(LDKScore* new_obj) {
        LDKScore_JCalls *j_calls = (LDKScore_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKScore LDKScore_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKScore LDKScore_init (JSValue o) {
        LDKScore_JCalls *calls = MALLOC(sizeof(LDKScore_JCalls), "LDKScore_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKScore ret = {
                .this_arg = (void*) calls,
@@ -7580,19 +9828,15 @@ static inline LDKScore LDKScore_init (/*TODO: JS Object Reference */void* o) {
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKScore_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKScore_new"))) TS_LDKScore_new(JSValue o) {
        LDKScore *res_ptr = MALLOC(sizeof(LDKScore), "LDKScore");
        *res_ptr = LDKScore_init(o);
        return (long)res_ptr;
 }
-int64_t  __attribute__((visibility("default"))) TS_Score_channel_penalty_msat(uint32_t this_arg, int64_t short_channel_id, int64_t send_amt_msat, uint32_t channel_capacity_msat, uint32_t source, uint32_t target) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+int64_t  __attribute__((export_name("TS_Score_channel_penalty_msat"))) TS_Score_channel_penalty_msat(uint32_t this_arg, int64_t short_channel_id, int64_t send_amt_msat, int64_t capacity_msat, uint32_t source, uint32_t target) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       void* channel_capacity_msat_ptr = (void*)(((uint64_t)channel_capacity_msat) & ~1);
-       CHECK_ACCESS(channel_capacity_msat_ptr);
-       LDKCOption_u64Z channel_capacity_msat_conv = *(LDKCOption_u64Z*)(channel_capacity_msat_ptr);
-       channel_capacity_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)channel_capacity_msat) & ~1));
        LDKNodeId source_conv;
        source_conv.inner = (void*)(source & (~1));
        source_conv.is_owned = false;
@@ -7601,21 +9845,21 @@ int64_t  __attribute__((visibility("default"))) TS_Score_channel_penalty_msat(ui
        target_conv.inner = (void*)(target & (~1));
        target_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(target_conv);
-       int64_t ret_val = (this_arg_conv->channel_penalty_msat)(this_arg_conv->this_arg, short_channel_id, send_amt_msat, channel_capacity_msat_conv, &source_conv, &target_conv);
+       int64_t ret_val = (this_arg_conv->channel_penalty_msat)(this_arg_conv->this_arg, short_channel_id, send_amt_msat, capacity_msat, &source_conv, &target_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Score_payment_path_failed(uint32_t this_arg, uint32_tArray path, int64_t short_channel_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Score_payment_path_failed"))) TS_Score_payment_path_failed(uint32_t this_arg, uint32_tArray path, int64_t short_channel_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
        LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = *((uint32_t*)path);
+       path_constr.datalen = path->arr_len;
        if (path_constr.datalen > 0)
                path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
        else
                path_constr.data = NULL;
-       uint32_t* path_vals = (uint32_t*)(path + 4);
+       uint32_t* path_vals = path->elems /* XXX path leaks */;
        for (size_t k = 0; k < path_constr.datalen; k++) {
                uint32_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
@@ -7628,17 +9872,17 @@ void  __attribute__((visibility("default"))) TS_Score_payment_path_failed(uint32
        (this_arg_conv->payment_path_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
 }
 
-void  __attribute__((visibility("default"))) TS_Score_payment_path_successful(uint32_t this_arg, uint32_tArray path) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Score_payment_path_successful"))) TS_Score_payment_path_successful(uint32_t this_arg, uint32_tArray path) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
        LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = *((uint32_t*)path);
+       path_constr.datalen = path->arr_len;
        if (path_constr.datalen > 0)
                path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
        else
                path_constr.data = NULL;
-       uint32_t* path_vals = (uint32_t*)(path + 4);
+       uint32_t* path_vals = path->elems /* XXX path leaks */;
        for (size_t k = 0; k < path_constr.datalen; k++) {
                uint32_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
@@ -7651,34 +9895,33 @@ void  __attribute__((visibility("default"))) TS_Score_payment_path_successful(ui
        (this_arg_conv->payment_path_successful)(this_arg_conv->this_arg, path_constr);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Score_write(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+int8_tArray  __attribute__((export_name("TS_Score_write"))) TS_Score_write(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
        LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
 typedef struct LDKLockableScore_JCalls {
        atomic_size_t refcnt;
-       uint32_t lock_meth;
+       uint32_t instance_ptr;
 } LDKLockableScore_JCalls;
 static void LDKLockableScore_JCalls_free(void* this_arg) {
        LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->lock_meth);
                FREE(j_calls);
        }
 }
 LDKScore lock_LDKLockableScore_jcall(const void* this_arg) {
        LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
-       uint32_t ret = js_invoke_function_0(j_calls->lock_meth);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret = js_invoke_function_0(j_calls->instance_ptr, 86);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
-       LDKScore ret_conv = *(LDKScore*)(ret_ptr);// Warning: we may need a move here but no clone is available for LDKScore
+       LDKScore ret_conv = *(LDKScore*)(ret_ptr);// WARNING: we may need a move here but no clone is available for LDKScore
        
        return ret_conv;
 }
@@ -7686,10 +9929,10 @@ static void LDKLockableScore_JCalls_cloned(LDKLockableScore* new_obj) {
        LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKLockableScore LDKLockableScore_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKLockableScore LDKLockableScore_init (JSValue o) {
        LDKLockableScore_JCalls *calls = MALLOC(sizeof(LDKLockableScore_JCalls), "LDKLockableScore_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKLockableScore ret = {
                .this_arg = (void*) calls,
@@ -7698,146 +9941,85 @@ static inline LDKLockableScore LDKLockableScore_init (/*TODO: JS Object Referenc
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKLockableScore_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKLockableScore_new"))) TS_LDKLockableScore_new(JSValue o) {
        LDKLockableScore *res_ptr = MALLOC(sizeof(LDKLockableScore), "LDKLockableScore");
        *res_ptr = LDKLockableScore_init(o);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_LockableScore_lock(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_LockableScore_lock"))) TS_LockableScore_lock(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKLockableScore* this_arg_conv = (LDKLockableScore*)this_arg_ptr;
        LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
        *ret_ret = (this_arg_conv->lock)(this_arg_conv->this_arg);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-typedef struct LDKChannelManagerPersister_JCalls {
-       atomic_size_t refcnt;
-       uint32_t persist_manager_meth;
-} LDKChannelManagerPersister_JCalls;
-static void LDKChannelManagerPersister_JCalls_free(void* this_arg) {
-       LDKChannelManagerPersister_JCalls *j_calls = (LDKChannelManagerPersister_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->persist_manager_meth);
-               FREE(j_calls);
+uint32_t __attribute__((export_name("TS_LDKFallback_ty_from_ptr"))) TS_LDKFallback_ty_from_ptr(uint32_t ptr) {
+       LDKFallback *obj = (LDKFallback*)(ptr & ~1);
+       switch(obj->tag) {
+               case LDKFallback_SegWitProgram: return 0;
+               case LDKFallback_PubKeyHash: return 1;
+               case LDKFallback_ScriptHash: return 2;
+               default: abort();
        }
 }
-LDKCResult_NoneErrorZ persist_manager_LDKChannelManagerPersister_jcall(const void* this_arg, const LDKChannelManager * channel_manager) {
-       LDKChannelManagerPersister_JCalls *j_calls = (LDKChannelManagerPersister_JCalls*) this_arg;
-       LDKChannelManager channel_manager_var = *channel_manager;
-       uint64_t channel_manager_ref = 0;
-       // Warning: we may need a move here but no clone is available for LDKChannelManager
-       CHECK((((uint64_t)channel_manager_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&channel_manager_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_var);
-       channel_manager_ref = (uint64_t)channel_manager_var.inner;
-       if (channel_manager_var.is_owned) {
-               channel_manager_ref |= 1;
-       }
-       uint32_t ret = js_invoke_function_1(j_calls->persist_manager_meth, channel_manager_ref);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneErrorZ ret_conv = *(LDKCResult_NoneErrorZ*)(ret_ptr);
-       FREE((void*)ret);
-       return ret_conv;
-}
-static void LDKChannelManagerPersister_JCalls_cloned(LDKChannelManagerPersister* new_obj) {
-       LDKChannelManagerPersister_JCalls *j_calls = (LDKChannelManagerPersister_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-}
-static inline LDKChannelManagerPersister LDKChannelManagerPersister_init (/*TODO: JS Object Reference */void* o) {
-       LDKChannelManagerPersister_JCalls *calls = MALLOC(sizeof(LDKChannelManagerPersister_JCalls), "LDKChannelManagerPersister_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
-
-       LDKChannelManagerPersister ret = {
-               .this_arg = (void*) calls,
-               .persist_manager = persist_manager_LDKChannelManagerPersister_jcall,
-               .free = LDKChannelManagerPersister_JCalls_free,
-       };
-       return ret;
+int8_t __attribute__((export_name("TS_LDKFallback_SegWitProgram_get_version"))) TS_LDKFallback_SegWitProgram_get_version(uint32_t ptr) {
+       LDKFallback *obj = (LDKFallback*)(ptr & ~1);
+       assert(obj->tag == LDKFallback_SegWitProgram);
+                       uint8_t version_val = obj->seg_wit_program.version._0;
+       return version_val;
 }
-long  __attribute__((visibility("default"))) TS_LDKChannelManagerPersister_new(/*TODO: JS Object Reference */void* o) {
-       LDKChannelManagerPersister *res_ptr = MALLOC(sizeof(LDKChannelManagerPersister), "LDKChannelManagerPersister");
-       *res_ptr = LDKChannelManagerPersister_init(o);
-       return (long)res_ptr;
+int8_tArray __attribute__((export_name("TS_LDKFallback_SegWitProgram_get_program"))) TS_LDKFallback_SegWitProgram_get_program(uint32_t ptr) {
+       LDKFallback *obj = (LDKFallback*)(ptr & ~1);
+       assert(obj->tag == LDKFallback_SegWitProgram);
+                       LDKCVec_u8Z program_var = obj->seg_wit_program.program;
+                       int8_tArray program_arr = init_int8_tArray(program_var.datalen, __LINE__);
+                       memcpy(program_arr->elems, program_var.data, program_var.datalen);
+       return program_arr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerPersister_persist_manager(uint32_t this_arg, uint32_t channel_manager) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKChannelManagerPersister* this_arg_conv = (LDKChannelManagerPersister*)this_arg_ptr;
-       LDKChannelManager channel_manager_conv;
-       channel_manager_conv.inner = (void*)(channel_manager & (~1));
-       channel_manager_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_conv);
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = (this_arg_conv->persist_manager)(this_arg_conv->this_arg, &channel_manager_conv);
-       return (uint64_t)ret_conv;
+int8_tArray __attribute__((export_name("TS_LDKFallback_PubKeyHash_get_pub_key_hash"))) TS_LDKFallback_PubKeyHash_get_pub_key_hash(uint32_t ptr) {
+       LDKFallback *obj = (LDKFallback*)(ptr & ~1);
+       assert(obj->tag == LDKFallback_PubKeyHash);
+                       int8_tArray pub_key_hash_arr = init_int8_tArray(20, __LINE__);
+                       memcpy(pub_key_hash_arr->elems, obj->pub_key_hash.data, 20);
+       return pub_key_hash_arr;
 }
-
-uint32_t __attribute__((visibility("default"))) TS_LDKFallback_ref_from_ptr(uint32_t ptr) {
+int8_tArray __attribute__((export_name("TS_LDKFallback_ScriptHash_get_script_hash"))) TS_LDKFallback_ScriptHash_get_script_hash(uint32_t ptr) {
        LDKFallback *obj = (LDKFallback*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKFallback_SegWitProgram: {
-                       uint8_t version_val = obj->seg_wit_program.version._0;
-                       LDKCVec_u8Z program_var = obj->seg_wit_program.program;
-                       int8_tArray program_arr = init_arr(program_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(program_arr + 4), program_var.data, program_var.datalen);
-                       return 0 /* LDKFallback - SegWitProgram */; (void) version_val; (void) program_arr;
-               }
-               case LDKFallback_PubKeyHash: {
-                       int8_tArray pub_key_hash_arr = init_arr(20, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(pub_key_hash_arr + 4), obj->pub_key_hash.data, 20);
-                       return 0 /* LDKFallback - PubKeyHash */; (void) pub_key_hash_arr;
-               }
-               case LDKFallback_ScriptHash: {
-                       int8_tArray script_hash_arr = init_arr(20, sizeof(uint8_t), "Native int8_tArray Bytes");
-                       memcpy((uint8_t*)(script_hash_arr + 4), obj->script_hash.data, 20);
-                       return 0 /* LDKFallback - ScriptHash */; (void) script_hash_arr;
-               }
-               default: abort();
-       }
+       assert(obj->tag == LDKFallback_ScriptHash);
+                       int8_tArray script_hash_arr = init_int8_tArray(20, __LINE__);
+                       memcpy(script_hash_arr->elems, obj->script_hash.data, 20);
+       return script_hash_arr;
 }
 typedef struct LDKPayer_JCalls {
        atomic_size_t refcnt;
-       uint32_t node_id_meth;
-       uint32_t first_hops_meth;
-       uint32_t send_payment_meth;
-       uint32_t send_spontaneous_payment_meth;
-       uint32_t retry_payment_meth;
-       uint32_t abandon_payment_meth;
+       uint32_t instance_ptr;
 } LDKPayer_JCalls;
 static void LDKPayer_JCalls_free(void* this_arg) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->node_id_meth);
-               js_free(j_calls->first_hops_meth);
-               js_free(j_calls->send_payment_meth);
-               js_free(j_calls->send_spontaneous_payment_meth);
-               js_free(j_calls->retry_payment_meth);
-               js_free(j_calls->abandon_payment_meth);
                FREE(j_calls);
        }
 }
 LDKPublicKey node_id_LDKPayer_jcall(const void* this_arg) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
-       int8_tArray ret = js_invoke_function_0(j_calls->node_id_meth);
+       int8_tArray ret = (int8_tArray)js_invoke_function_0(j_calls->instance_ptr, 87);
        LDKPublicKey ret_ref;
-       CHECK(*((uint32_t*)ret) == 33);
-       memcpy(ret_ref.compressed_form, (uint8_t*)(ret + 4), 33);
+       CHECK(ret->arr_len == 33);
+       memcpy(ret_ref.compressed_form, ret->elems, 33); FREE(ret);
        return ret_ref;
 }
 LDKCVec_ChannelDetailsZ first_hops_LDKPayer_jcall(const void* this_arg) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
-       uint32_tArray ret = js_invoke_function_0(j_calls->first_hops_meth);
+       uint32_tArray ret = (uint32_tArray)js_invoke_function_0(j_calls->instance_ptr, 88);
        LDKCVec_ChannelDetailsZ ret_constr;
-       ret_constr.datalen = *((uint32_t*)ret);
+       ret_constr.datalen = ret->arr_len;
        if (ret_constr.datalen > 0)
                ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
        else
                ret_constr.data = NULL;
-       uint32_t* ret_vals = (uint32_t*)(ret + 4);
+       uint32_t* ret_vals = ret->elems /* XXX ret leaks */;
        for (size_t q = 0; q < ret_constr.datalen; q++) {
                uint32_t ret_conv_16 = ret_vals[q];
                LDKChannelDetails ret_conv_16_conv;
@@ -7851,21 +10033,21 @@ LDKCVec_ChannelDetailsZ first_hops_LDKPayer_jcall(const void* this_arg) {
 LDKCResult_PaymentIdPaymentSendFailureZ send_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_hash, LDKThirtyTwoBytes payment_secret) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        LDKRoute route_var = *route;
-       uint64_t route_ref = 0;
+       uint32_t route_ref = 0;
        route_var = Route_clone(route);
-       CHECK((((uint64_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uint64_t)route_var.inner;
+       route_ref = (uintptr_t)route_var.inner;
        if (route_var.is_owned) {
                route_ref |= 1;
        }
-       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_hash_arr + 4), payment_hash.data, 32);
-       int8_tArray payment_secret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_secret_arr + 4), payment_secret.data, 32);
-       uint32_t ret = js_invoke_function_3(j_calls->send_payment_meth, route_ref, payment_hash_arr, payment_secret_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_hash_arr->elems, payment_hash.data, 32);
+       int8_tArray payment_secret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_secret_arr->elems, payment_secret.data, 32);
+       uint32_t ret = js_invoke_function_3(j_calls->instance_ptr, 89, (uint32_t)route_ref, (uint32_t)payment_hash_arr, (uint32_t)payment_secret_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_PaymentIdPaymentSendFailureZ ret_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7874,19 +10056,19 @@ LDKCResult_PaymentIdPaymentSendFailureZ send_payment_LDKPayer_jcall(const void*
 LDKCResult_PaymentIdPaymentSendFailureZ send_spontaneous_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_preimage) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        LDKRoute route_var = *route;
-       uint64_t route_ref = 0;
+       uint32_t route_ref = 0;
        route_var = Route_clone(route);
-       CHECK((((uint64_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uint64_t)route_var.inner;
+       route_ref = (uintptr_t)route_var.inner;
        if (route_var.is_owned) {
                route_ref |= 1;
        }
-       int8_tArray payment_preimage_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_preimage_arr + 4), payment_preimage.data, 32);
-       uint32_t ret = js_invoke_function_2(j_calls->send_spontaneous_payment_meth, route_ref, payment_preimage_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       int8_tArray payment_preimage_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_preimage_arr->elems, payment_preimage.data, 32);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 90, (uint32_t)route_ref, (uint32_t)payment_preimage_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_PaymentIdPaymentSendFailureZ ret_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7895,19 +10077,19 @@ LDKCResult_PaymentIdPaymentSendFailureZ send_spontaneous_payment_LDKPayer_jcall(
 LDKCResult_NonePaymentSendFailureZ retry_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_id) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        LDKRoute route_var = *route;
-       uint64_t route_ref = 0;
+       uint32_t route_ref = 0;
        route_var = Route_clone(route);
-       CHECK((((uint64_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uint64_t)route_var.inner;
+       route_ref = (uintptr_t)route_var.inner;
        if (route_var.is_owned) {
                route_ref |= 1;
        }
-       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_id_arr + 4), payment_id.data, 32);
-       uint32_t ret = js_invoke_function_2(j_calls->retry_payment_meth, route_ref, payment_id_arr);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_id_arr->elems, payment_id.data, 32);
+       uint32_t ret = js_invoke_function_2(j_calls->instance_ptr, 91, (uint32_t)route_ref, (uint32_t)payment_id_arr);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NonePaymentSendFailureZ ret_conv = *(LDKCResult_NonePaymentSendFailureZ*)(ret_ptr);
        FREE((void*)ret);
@@ -7915,18 +10097,18 @@ LDKCResult_NonePaymentSendFailureZ retry_payment_LDKPayer_jcall(const void* this
 }
 void abandon_payment_LDKPayer_jcall(const void* this_arg, LDKThirtyTwoBytes payment_id) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
-       int8_tArray payment_id_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_id_arr + 4), payment_id.data, 32);
-       js_invoke_function_1(j_calls->abandon_payment_meth, payment_id_arr);
+       int8_tArray payment_id_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_id_arr->elems, payment_id.data, 32);
+       js_invoke_function_1(j_calls->instance_ptr, 92, (uint32_t)payment_id_arr);
 }
 static void LDKPayer_JCalls_cloned(LDKPayer* new_obj) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKPayer LDKPayer_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKPayer LDKPayer_init (JSValue o) {
        LDKPayer_JCalls *calls = MALLOC(sizeof(LDKPayer_JCalls), "LDKPayer_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKPayer ret = {
                .this_arg = (void*) calls,
@@ -7940,35 +10122,35 @@ static inline LDKPayer LDKPayer_init (/*TODO: JS Object Reference */void* o) {
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKPayer_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKPayer_new"))) TS_LDKPayer_new(JSValue o) {
        LDKPayer *res_ptr = MALLOC(sizeof(LDKPayer), "LDKPayer");
        *res_ptr = LDKPayer_init(o);
        return (long)res_ptr;
 }
-int8_tArray  __attribute__((visibility("default"))) TS_Payer_node_id(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+int8_tArray  __attribute__((export_name("TS_Payer_node_id"))) TS_Payer_node_id(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), (this_arg_conv->node_id)(this_arg_conv->this_arg).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, (this_arg_conv->node_id)(this_arg_conv->this_arg).compressed_form, 33);
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_Payer_first_hops(uint32_t this_arg) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_tArray  __attribute__((export_name("TS_Payer_first_hops"))) TS_Payer_first_hops(uint32_t this_arg) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKCVec_ChannelDetailsZ ret_var = (this_arg_conv->first_hops)(this_arg_conv->this_arg);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
-               uint64_t ret_conv_16_ref = 0;
-               CHECK((((uint64_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_16_ref = 0;
+               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uint64_t)ret_conv_16_var.inner;
+               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
                if (ret_conv_16_var.is_owned) {
                        ret_conv_16_ref |= 1;
                }
@@ -7979,8 +10161,8 @@ uint32_tArray  __attribute__((visibility("default"))) TS_Payer_first_hops(uint32
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payer_send_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Payer_send_payment"))) TS_Payer_send_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
@@ -7988,18 +10170,18 @@ uint32_t  __attribute__((visibility("default"))) TS_Payer_send_payment(uint32_t
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
        LDKThirtyTwoBytes payment_secret_ref;
-       CHECK(*((uint32_t*)payment_secret) == 32);
-       memcpy(payment_secret_ref.data, (uint8_t*)(payment_secret + 4), 32);
+       CHECK(payment_secret->arr_len == 32);
+       memcpy(payment_secret_ref.data, payment_secret->elems, 32); FREE(payment_secret);
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = (this_arg_conv->send_payment)(this_arg_conv->this_arg, &route_conv, payment_hash_ref, payment_secret_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payer_send_spontaneous_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_preimage) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Payer_send_spontaneous_payment"))) TS_Payer_send_spontaneous_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_preimage) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
@@ -8007,15 +10189,15 @@ uint32_t  __attribute__((visibility("default"))) TS_Payer_send_spontaneous_payme
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = (this_arg_conv->send_spontaneous_payment)(this_arg_conv->this_arg, &route_conv, payment_preimage_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payer_retry_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Payer_retry_payment"))) TS_Payer_retry_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
@@ -8023,63 +10205,62 @@ uint32_t  __attribute__((visibility("default"))) TS_Payer_retry_payment(uint32_t
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = (this_arg_conv->retry_payment)(this_arg_conv->this_arg, &route_conv, payment_id_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Payer_abandon_payment(uint32_t this_arg, int8_tArray payment_id) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+void  __attribute__((export_name("TS_Payer_abandon_payment"))) TS_Payer_abandon_payment(uint32_t this_arg, int8_tArray payment_id) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        (this_arg_conv->abandon_payment)(this_arg_conv->this_arg, payment_id_ref);
 }
 
 typedef struct LDKRouter_JCalls {
        atomic_size_t refcnt;
-       uint32_t find_route_meth;
+       uint32_t instance_ptr;
 } LDKRouter_JCalls;
 static void LDKRouter_JCalls_free(void* this_arg) {
        LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               js_free(j_calls->find_route_meth);
                FREE(j_calls);
        }
 }
-LDKCResult_RouteLightningErrorZ find_route_LDKRouter_jcall(const void* this_arg, LDKPublicKey payer, const LDKRouteParameters * params, const uint8_t (* payment_hash)[32], LDKCVec_ChannelDetailsZ * first_hops, const LDKScore * scorer) {
+LDKCResult_RouteLightningErrorZ find_route_LDKRouter_jcall(const void* this_arg, LDKPublicKey payer, const LDKRouteParameters * route_params, const uint8_t (* payment_hash)[32], LDKCVec_ChannelDetailsZ * first_hops, const LDKScore * scorer) {
        LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
-       int8_tArray payer_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payer_arr + 4), payer.compressed_form, 33);
-       LDKRouteParameters params_var = *params;
-       uint64_t params_ref = 0;
-       params_var = RouteParameters_clone(params);
-       CHECK((((uint64_t)params_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&params_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(params_var);
-       params_ref = (uint64_t)params_var.inner;
-       if (params_var.is_owned) {
-               params_ref |= 1;
-       }
-       int8_tArray payment_hash_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(payment_hash_arr + 4), *payment_hash, 32);
+       int8_tArray payer_arr = init_int8_tArray(33, __LINE__);
+       memcpy(payer_arr->elems, payer.compressed_form, 33);
+       LDKRouteParameters route_params_var = *route_params;
+       uint32_t route_params_ref = 0;
+       route_params_var = RouteParameters_clone(route_params);
+       CHECK((((uintptr_t)route_params_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&route_params_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_var);
+       route_params_ref = (uintptr_t)route_params_var.inner;
+       if (route_params_var.is_owned) {
+               route_params_ref |= 1;
+       }
+       int8_tArray payment_hash_arr = init_int8_tArray(32, __LINE__);
+       memcpy(payment_hash_arr->elems, *payment_hash, 32);
        LDKCVec_ChannelDetailsZ *first_hops_var_ptr = first_hops;
        uint32_tArray first_hops_arr = NULL;
        if (first_hops != NULL) {
                LDKCVec_ChannelDetailsZ first_hops_var = *first_hops_var_ptr;
-               first_hops_arr = init_arr(first_hops_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-               uint32_t *first_hops_arr_ptr = (uint32_t*)(first_hops_arr + 4);
+               first_hops_arr = init_uint32_tArray(first_hops_var.datalen, __LINE__);
+               uint32_t *first_hops_arr_ptr = (uint32_t*)(((uint8_t*)first_hops_arr) + 4);
                for (size_t q = 0; q < first_hops_var.datalen; q++) {
                        LDKChannelDetails first_hops_conv_16_var =      first_hops_var.data[q];
-                       uint64_t first_hops_conv_16_ref = 0;
-                       CHECK((((uint64_t)first_hops_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&first_hops_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       uint32_t first_hops_conv_16_ref = 0;
+                       CHECK((((uintptr_t)first_hops_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&first_hops_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_var);
-                       first_hops_conv_16_ref = (uint64_t)first_hops_conv_16_var.inner;
+                       first_hops_conv_16_ref = (uintptr_t)first_hops_conv_16_var.inner;
                        if (first_hops_conv_16_var.is_owned) {
                                first_hops_conv_16_ref |= 1;
                        }
@@ -8088,9 +10269,9 @@ LDKCResult_RouteLightningErrorZ find_route_LDKRouter_jcall(const void* this_arg,
        
        }
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_scorer = ((uint64_t)scorer) | 1;
-       uint32_t ret = js_invoke_function_5(j_calls->find_route_meth, payer_arr, params_ref, payment_hash_arr, first_hops_arr, ret_scorer);
-       void* ret_ptr = (void*)(((uint64_t)ret) & ~1);
+       uint32_t ret_scorer = ((uintptr_t)scorer) | 1;
+       uint32_t ret = js_invoke_function_5(j_calls->instance_ptr, 93, (uint32_t)payer_arr, (uint32_t)route_params_ref, (uint32_t)payment_hash_arr, (uint32_t)first_hops_arr, (uint32_t)ret_scorer);
+       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_RouteLightningErrorZ ret_conv = *(LDKCResult_RouteLightningErrorZ*)(ret_ptr);
        FREE((void*)ret);
@@ -8100,10 +10281,10 @@ static void LDKRouter_JCalls_cloned(LDKRouter* new_obj) {
        LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKRouter LDKRouter_init (/*TODO: JS Object Reference */void* o) {
+static inline LDKRouter LDKRouter_init (JSValue o) {
        LDKRouter_JCalls *calls = MALLOC(sizeof(LDKRouter_JCalls), "LDKRouter_JCalls");
        atomic_init(&calls->refcnt, 1);
-       //TODO: Assign calls->o from o
+       calls->instance_ptr = o;
 
        LDKRouter ret = {
                .this_arg = (void*) calls,
@@ -8112,35 +10293,35 @@ static inline LDKRouter LDKRouter_init (/*TODO: JS Object Reference */void* o) {
        };
        return ret;
 }
-long  __attribute__((visibility("default"))) TS_LDKRouter_new(/*TODO: JS Object Reference */void* o) {
+long  __attribute__((export_name("TS_LDKRouter_new"))) TS_LDKRouter_new(JSValue o) {
        LDKRouter *res_ptr = MALLOC(sizeof(LDKRouter), "LDKRouter");
        *res_ptr = LDKRouter_init(o);
        return (long)res_ptr;
 }
-uint32_t  __attribute__((visibility("default"))) TS_Router_find_route(uint32_t this_arg, int8_tArray payer, uint32_t params, int8_tArray payment_hash, uint32_tArray first_hops, uint32_t scorer) {
-       void* this_arg_ptr = (void*)(((uint64_t)this_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Router_find_route"))) TS_Router_find_route(uint32_t this_arg, int8_tArray payer, uint32_t route_params, int8_tArray payment_hash, uint32_tArray first_hops, uint32_t scorer) {
+       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
        if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
-       LDKPublicKey payer_ref;
-       CHECK(*((uint32_t*)payer) == 33);
-       memcpy(payer_ref.compressed_form, (uint8_t*)(payer + 4), 33);
-       LDKRouteParameters params_conv;
-       params_conv.inner = (void*)(params & (~1));
-       params_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
+       LDKPublicKey payer_ref;
+       CHECK(payer->arr_len == 33);
+       memcpy(payer_ref.compressed_form, payer->elems, 33); FREE(payer);
+       LDKRouteParameters route_params_conv;
+       route_params_conv.inner = (void*)(route_params & (~1));
+       route_params_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
        unsigned char payment_hash_arr[32];
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_arr, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_arr, payment_hash->elems, 32); FREE(payment_hash);
        unsigned char (*payment_hash_ref)[32] = &payment_hash_arr;
        LDKCVec_ChannelDetailsZ first_hops_constr;
        LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
        if (first_hops != 0) {
-               first_hops_constr.datalen = *((uint32_t*)first_hops);
+               first_hops_constr.datalen = first_hops->arr_len;
                if (first_hops_constr.datalen > 0)
                        first_hops_constr.data = MALLOC(first_hops_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
                else
                        first_hops_constr.data = NULL;
-               uint32_t* first_hops_vals = (uint32_t*)(first_hops + 4);
+               uint32_t* first_hops_vals = first_hops->elems /* XXX first_hops leaks */;
                for (size_t q = 0; q < first_hops_constr.datalen; q++) {
                        uint32_t first_hops_conv_16 = first_hops_vals[q];
                        LDKChannelDetails first_hops_conv_16_conv;
@@ -8151,161 +10332,279 @@ uint32_t  __attribute__((visibility("default"))) TS_Router_find_route(uint32_t t
                }
                first_hops_ptr = &first_hops_constr;
        }
-       void* scorer_ptr = (void*)(((uint64_t)scorer) & ~1);
+       void* scorer_ptr = (void*)(((uintptr_t)scorer) & ~1);
        if (!(scorer & 1)) { CHECK_ACCESS(scorer_ptr); }
        LDKScore* scorer_conv = (LDKScore*)scorer_ptr;
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = (this_arg_conv->find_route)(this_arg_conv->this_arg, payer_ref, &params_conv, payment_hash_ref, first_hops_ptr, scorer_conv);
+       *ret_conv = (this_arg_conv->find_route)(this_arg_conv->this_arg, payer_ref, &route_params_conv, payment_hash_ref, first_hops_ptr, scorer_conv);
        if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS__ldk_get_compiled_version() {
+jstring  __attribute__((export_name("TS__ldk_get_compiled_version"))) TS__ldk_get_compiled_version() {
        LDKStr ret_str = _ldk_get_compiled_version();
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
        Str_free(ret_str);
        return ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS__ldk_c_bindings_get_compiled_version() {
+jstring  __attribute__((export_name("TS__ldk_c_bindings_get_compiled_version"))) TS__ldk_c_bindings_get_compiled_version() {
        LDKStr ret_str = _ldk_c_bindings_get_compiled_version();
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
        Str_free(ret_str);
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Transaction_free(int8_tArray _res) {
+void  __attribute__((export_name("TS_Transaction_free"))) TS_Transaction_free(int8_tArray _res) {
        LDKTransaction _res_ref;
-       _res_ref.datalen = *((uint32_t*)_res);
+       _res_ref.datalen = _res->arr_len;
        _res_ref.data = MALLOC(_res_ref.datalen, "LDKTransaction Bytes");
-       memcpy(_res_ref.data, (uint8_t*)(_res + 4), _res_ref.datalen);
+       memcpy(_res_ref.data, _res->elems, _res_ref.datalen); FREE(_res);
        _res_ref.data_is_owned = true;
        Transaction_free(_res_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxOut_new(int8_tArray script_pubkey, int64_t value) {
+uint32_t  __attribute__((export_name("TS_TxOut_new"))) TS_TxOut_new(int8_tArray script_pubkey, int64_t value) {
        LDKCVec_u8Z script_pubkey_ref;
-       script_pubkey_ref.datalen = *((uint32_t*)script_pubkey);
+       script_pubkey_ref.datalen = script_pubkey->arr_len;
        script_pubkey_ref.data = MALLOC(script_pubkey_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(script_pubkey_ref.data, (uint8_t*)(script_pubkey + 4), script_pubkey_ref.datalen);
+       memcpy(script_pubkey_ref.data, script_pubkey->elems, script_pubkey_ref.datalen); FREE(script_pubkey);
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_new(script_pubkey_ref, value);
-       return (uint64_t)ret_ref;
+       return (uint32_t)ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_TxOut_free(uint32_t _res) {
+void  __attribute__((export_name("TS_TxOut_free"))) TS_TxOut_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKTxOut _res_conv = *(LDKTxOut*)(_res_ptr);
        FREE((void*)_res);
        TxOut_free(_res_conv);
 }
 
-static inline uint64_t TxOut_clone_ptr(LDKTxOut *NONNULL_PTR arg) {
+static inline uintptr_t TxOut_clone_ptr(LDKTxOut *NONNULL_PTR arg) {
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_clone(arg);
-       return (uint64_t)ret_ref;
+       return (uint32_t)ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_TxOut_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_TxOut_clone_ptr"))) TS_TxOut_clone_ptr(uint32_t arg) {
        LDKTxOut* arg_conv = (LDKTxOut*)(arg & ~1);
-       int64_t ret_val = TxOut_clone_ptr(arg_conv);
+       uint32_t ret_val = TxOut_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxOut_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_TxOut_clone"))) TS_TxOut_clone(uint32_t orig) {
        LDKTxOut* orig_conv = (LDKTxOut*)(orig & ~1);
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_clone(orig_conv);
-       return (uint64_t)ret_ref;
+       return (uint32_t)ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Str_free(jstring _res) {
+void  __attribute__((export_name("TS_Str_free"))) TS_Str_free(jstring _res) {
        LDKStr dummy = { .chars = NULL, .len = 0, .chars_is_owned = false };
        Str_free(dummy);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SecretKeyErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneNoneZ_ok"))) TS_CResult_NoneNoneZ_ok() {
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = CResult_NoneNoneZ_ok();
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_NoneNoneZ_err"))) TS_CResult_NoneNoneZ_err() {
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = CResult_NoneNoneZ_err();
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_NoneNoneZ_is_ok"))) TS_CResult_NoneNoneZ_is_ok(uint32_t o) {
+       LDKCResult_NoneNoneZ* o_conv = (LDKCResult_NoneNoneZ*)(o & ~1);
+       jboolean ret_val = CResult_NoneNoneZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_NoneNoneZ_free"))) TS_CResult_NoneNoneZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_NoneNoneZ _res_conv = *(LDKCResult_NoneNoneZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_NoneNoneZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_NoneNoneZ_clone_ptr(LDKCResult_NoneNoneZ *NONNULL_PTR arg) {
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = CResult_NoneNoneZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_NoneNoneZ_clone_ptr"))) TS_CResult_NoneNoneZ_clone_ptr(uint32_t arg) {
+       LDKCResult_NoneNoneZ* arg_conv = (LDKCResult_NoneNoneZ*)(arg & ~1);
+       uint32_t ret_val = CResult_NoneNoneZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_NoneNoneZ_clone"))) TS_CResult_NoneNoneZ_clone(uint32_t orig) {
+       LDKCResult_NoneNoneZ* orig_conv = (LDKCResult_NoneNoneZ*)(orig & ~1);
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = CResult_NoneNoneZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_ok"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_ok(uint32_t o) {
+       LDKCounterpartyCommitmentSecrets o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = CounterpartyCommitmentSecrets_clone(&o_conv);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_err"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_is_ok"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* o_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_free"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_CounterpartyCommitmentSecretsDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone"))) TS_CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_ok"))) TS_CResult_SecretKeyErrorZ_ok(int8_tArray o) {
        LDKSecretKey o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.bytes, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.bytes, o->elems, 32); FREE(o);
        LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
        *ret_conv = CResult_SecretKeyErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SecretKeyErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_err"))) TS_CResult_SecretKeyErrorZ_err(uint32_t e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_js(e);
        LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
        *ret_conv = CResult_SecretKeyErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SecretKeyErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_is_ok"))) TS_CResult_SecretKeyErrorZ_is_ok(uint32_t o) {
        LDKCResult_SecretKeyErrorZ* o_conv = (LDKCResult_SecretKeyErrorZ*)(o & ~1);
        jboolean ret_val = CResult_SecretKeyErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SecretKeyErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_free"))) TS_CResult_SecretKeyErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SecretKeyErrorZ _res_conv = *(LDKCResult_SecretKeyErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_SecretKeyErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_ok(int8_tArray o) {
+static inline uintptr_t CResult_SecretKeyErrorZ_clone_ptr(LDKCResult_SecretKeyErrorZ *NONNULL_PTR arg) {
+       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
+       *ret_conv = CResult_SecretKeyErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_clone_ptr"))) TS_CResult_SecretKeyErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_SecretKeyErrorZ* arg_conv = (LDKCResult_SecretKeyErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_SecretKeyErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyErrorZ_clone"))) TS_CResult_SecretKeyErrorZ_clone(uint32_t orig) {
+       LDKCResult_SecretKeyErrorZ* orig_conv = (LDKCResult_SecretKeyErrorZ*)(orig & ~1);
+       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
+       *ret_conv = CResult_SecretKeyErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_ok"))) TS_CResult_PublicKeyErrorZ_ok(int8_tArray o) {
        LDKPublicKey o_ref;
-       CHECK(*((uint32_t*)o) == 33);
-       memcpy(o_ref.compressed_form, (uint8_t*)(o + 4), 33);
+       CHECK(o->arr_len == 33);
+       memcpy(o_ref.compressed_form, o->elems, 33); FREE(o);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = CResult_PublicKeyErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_err"))) TS_CResult_PublicKeyErrorZ_err(uint32_t e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_js(e);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = CResult_PublicKeyErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_is_ok"))) TS_CResult_PublicKeyErrorZ_is_ok(uint32_t o) {
        LDKCResult_PublicKeyErrorZ* o_conv = (LDKCResult_PublicKeyErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PublicKeyErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_free"))) TS_CResult_PublicKeyErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PublicKeyErrorZ _res_conv = *(LDKCResult_PublicKeyErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PublicKeyErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PublicKeyErrorZ_clone_ptr(LDKCResult_PublicKeyErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PublicKeyErrorZ_clone_ptr(LDKCResult_PublicKeyErrorZ *NONNULL_PTR arg) {
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = CResult_PublicKeyErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_clone_ptr"))) TS_CResult_PublicKeyErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PublicKeyErrorZ* arg_conv = (LDKCResult_PublicKeyErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PublicKeyErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PublicKeyErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PublicKeyErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PublicKeyErrorZ_clone"))) TS_CResult_PublicKeyErrorZ_clone(uint32_t orig) {
        LDKCResult_PublicKeyErrorZ* orig_conv = (LDKCResult_PublicKeyErrorZ*)(orig & ~1);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = CResult_PublicKeyErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_ok"))) TS_CResult_TxCreationKeysDecodeErrorZ_ok(uint32_t o) {
        LDKTxCreationKeys o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8313,10 +10612,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecode
        o_conv = TxCreationKeys_clone(&o_conv);
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_err"))) TS_CResult_TxCreationKeysDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8324,43 +10623,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_is_ok"))) TS_CResult_TxCreationKeysDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_TxCreationKeysDecodeErrorZ* o_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_TxCreationKeysDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_free"))) TS_CResult_TxCreationKeysDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TxCreationKeysDecodeErrorZ _res_conv = *(LDKCResult_TxCreationKeysDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TxCreationKeysDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_TxCreationKeysDecodeErrorZ_clone_ptr(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_TxCreationKeysDecodeErrorZ_clone_ptr(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_clone_ptr"))) TS_CResult_TxCreationKeysDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_TxCreationKeysDecodeErrorZ* arg_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_TxCreationKeysDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_TxCreationKeysDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysDecodeErrorZ_clone"))) TS_CResult_TxCreationKeysDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_TxCreationKeysDecodeErrorZ* orig_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(orig & ~1);
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_ok"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_ok(uint32_t o) {
        LDKChannelPublicKeys o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8368,10 +10667,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDec
        o_conv = ChannelPublicKeys_clone(&o_conv);
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_err"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8379,43 +10678,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDec
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_is_ok"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelPublicKeysDecodeErrorZ* o_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelPublicKeysDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_free"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelPublicKeysDecodeErrorZ _res_conv = *(LDKCResult_ChannelPublicKeysDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelPublicKeysDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelPublicKeysDecodeErrorZ* arg_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelPublicKeysDecodeErrorZ_clone"))) TS_CResult_ChannelPublicKeysDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelPublicKeysDecodeErrorZ* orig_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_ok"))) TS_CResult_TxCreationKeysErrorZ_ok(uint32_t o) {
        LDKTxCreationKeys o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8423,93 +10722,93 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ
        o_conv = TxCreationKeys_clone(&o_conv);
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = CResult_TxCreationKeysErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_err"))) TS_CResult_TxCreationKeysErrorZ_err(uint32_t e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_js(e);
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = CResult_TxCreationKeysErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_is_ok"))) TS_CResult_TxCreationKeysErrorZ_is_ok(uint32_t o) {
        LDKCResult_TxCreationKeysErrorZ* o_conv = (LDKCResult_TxCreationKeysErrorZ*)(o & ~1);
        jboolean ret_val = CResult_TxCreationKeysErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_free"))) TS_CResult_TxCreationKeysErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TxCreationKeysErrorZ _res_conv = *(LDKCResult_TxCreationKeysErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TxCreationKeysErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_TxCreationKeysErrorZ_clone_ptr(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_TxCreationKeysErrorZ_clone_ptr(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR arg) {
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = CResult_TxCreationKeysErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_clone_ptr"))) TS_CResult_TxCreationKeysErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_TxCreationKeysErrorZ* arg_conv = (LDKCResult_TxCreationKeysErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_TxCreationKeysErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_TxCreationKeysErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxCreationKeysErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_TxCreationKeysErrorZ_clone"))) TS_CResult_TxCreationKeysErrorZ_clone(uint32_t orig) {
        LDKCResult_TxCreationKeysErrorZ* orig_conv = (LDKCResult_TxCreationKeysErrorZ*)(orig & ~1);
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = CResult_TxCreationKeysErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u32Z_some(int32_t o) {
+uint32_t  __attribute__((export_name("TS_COption_u32Z_some"))) TS_COption_u32Z_some(int32_t o) {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_some(o);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u32Z_none() {
+uint32_t  __attribute__((export_name("TS_COption_u32Z_none"))) TS_COption_u32Z_none() {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_u32Z_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_u32Z_free"))) TS_COption_u32Z_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_u32Z _res_conv = *(LDKCOption_u32Z*)(_res_ptr);
        FREE((void*)_res);
        COption_u32Z_free(_res_conv);
 }
 
-static inline uint64_t COption_u32Z_clone_ptr(LDKCOption_u32Z *NONNULL_PTR arg) {
+static inline uintptr_t COption_u32Z_clone_ptr(LDKCOption_u32Z *NONNULL_PTR arg) {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_u32Z_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_u32Z_clone_ptr"))) TS_COption_u32Z_clone_ptr(uint32_t arg) {
        LDKCOption_u32Z* arg_conv = (LDKCOption_u32Z*)arg;
-       int64_t ret_val = COption_u32Z_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_u32Z_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u32Z_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_u32Z_clone"))) TS_COption_u32Z_clone(uint32_t orig) {
        LDKCOption_u32Z* orig_conv = (LDKCOption_u32Z*)orig;
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_ok"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_ok(uint32_t o) {
        LDKHTLCOutputInCommitment o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8517,10 +10816,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitme
        o_conv = HTLCOutputInCommitment_clone(&o_conv);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_err"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8528,58 +10827,58 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitme
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* o_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_free"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ _res_conv = *(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_HTLCOutputInCommitmentDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* arg_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone"))) TS_CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* orig_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(orig & ~1);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_NoneZ_some() {
+uint32_t  __attribute__((export_name("TS_COption_NoneZ_some"))) TS_COption_NoneZ_some() {
        uint32_t ret_conv = LDKCOption_NoneZ_to_js(COption_NoneZ_some());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_NoneZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_NoneZ_none"))) TS_COption_NoneZ_none() {
        uint32_t ret_conv = LDKCOption_NoneZ_to_js(COption_NoneZ_none());
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_NoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_NoneZ_free"))) TS_COption_NoneZ_free(uint32_t _res) {
        LDKCOption_NoneZ _res_conv = LDKCOption_NoneZ_from_js(_res);
        COption_NoneZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_ok"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_ok(uint32_t o) {
        LDKCounterpartyChannelTransactionParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8587,10 +10886,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelT
        o_conv = CounterpartyChannelTransactionParameters_clone(&o_conv);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_err"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8598,43 +10897,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelT
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone"))) TS_CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(orig & ~1);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_ok"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_ok(uint32_t o) {
        LDKChannelTransactionParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8642,10 +10941,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionPa
        o_conv = ChannelTransactionParameters_clone(&o_conv);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_err"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8653,61 +10952,61 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionPa
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_is_ok"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelTransactionParametersDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_free"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ _res_conv = *(LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelTransactionParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone"))) TS_CResult_ChannelTransactionParametersDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_SignatureZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_SignatureZ_free"))) TS_CVec_SignatureZ_free(ptrArray _res) {
        LDKCVec_SignatureZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                _res_constr.data = NULL;
-       int8_tArray* _res_vals = (int8_tArray*)(_res + 4);
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int8_tArray _res_conv_12 = _res_vals[m];
                LDKSignature _res_conv_12_ref;
-               CHECK(*((uint32_t*)_res_conv_12) == 64);
-               memcpy(_res_conv_12_ref.compact_form, (uint8_t*)(_res_conv_12 + 4), 64);
+               CHECK(_res_conv_12->arr_len == 64);
+               memcpy(_res_conv_12_ref.compact_form, _res_conv_12->elems, 64); FREE(_res_conv_12);
                _res_constr.data[m] = _res_conv_12_ref;
        }
        CVec_SignatureZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_ok"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
        LDKHolderCommitmentTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8715,10 +11014,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTran
        o_conv = HolderCommitmentTransaction_clone(&o_conv);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_err"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8726,43 +11025,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTran
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_free"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_HolderCommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone"))) TS_CResult_HolderCommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(orig & ~1);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_ok"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
        LDKBuiltCommitmentTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8770,10 +11069,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTrans
        o_conv = BuiltCommitmentTransaction_clone(&o_conv);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_err"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8781,75 +11080,75 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTrans
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_free"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_BuiltCommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone"))) TS_CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(orig & ~1);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TrustedClosingTransactionNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_ok"))) TS_CResult_TrustedClosingTransactionNoneZ_ok(uint32_t o) {
        LDKTrustedClosingTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       // Warning: we need a move here but no clone is available for LDKTrustedClosingTransaction
+       // WARNING: we need a move here but no clone is available for LDKTrustedClosingTransaction
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = CResult_TrustedClosingTransactionNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TrustedClosingTransactionNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_err"))) TS_CResult_TrustedClosingTransactionNoneZ_err() {
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = CResult_TrustedClosingTransactionNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TrustedClosingTransactionNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_is_ok"))) TS_CResult_TrustedClosingTransactionNoneZ_is_ok(uint32_t o) {
        LDKCResult_TrustedClosingTransactionNoneZ* o_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(o & ~1);
        jboolean ret_val = CResult_TrustedClosingTransactionNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TrustedClosingTransactionNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TrustedClosingTransactionNoneZ_free"))) TS_CResult_TrustedClosingTransactionNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TrustedClosingTransactionNoneZ _res_conv = *(LDKCResult_TrustedClosingTransactionNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TrustedClosingTransactionNoneZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_ok"))) TS_CResult_CommitmentTransactionDecodeErrorZ_ok(uint32_t o) {
        LDKCommitmentTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -8857,10 +11156,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactio
        o_conv = CommitmentTransaction_clone(&o_conv);
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_err"))) TS_CResult_CommitmentTransactionDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -8868,134 +11167,134 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactio
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_is_ok"))) TS_CResult_CommitmentTransactionDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_CommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_CommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_free"))) TS_CResult_CommitmentTransactionDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_CommitmentTransactionDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_clone_ptr"))) TS_CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_CommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentTransactionDecodeErrorZ_clone"))) TS_CResult_CommitmentTransactionDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_CommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(orig & ~1);
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TrustedCommitmentTransactionNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_ok"))) TS_CResult_TrustedCommitmentTransactionNoneZ_ok(uint32_t o) {
        LDKTrustedCommitmentTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       // Warning: we need a move here but no clone is available for LDKTrustedCommitmentTransaction
+       // WARNING: we need a move here but no clone is available for LDKTrustedCommitmentTransaction
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CResult_TrustedCommitmentTransactionNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TrustedCommitmentTransactionNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_err"))) TS_CResult_TrustedCommitmentTransactionNoneZ_err() {
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CResult_TrustedCommitmentTransactionNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TrustedCommitmentTransactionNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_is_ok"))) TS_CResult_TrustedCommitmentTransactionNoneZ_is_ok(uint32_t o) {
        LDKCResult_TrustedCommitmentTransactionNoneZ* o_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(o & ~1);
        jboolean ret_val = CResult_TrustedCommitmentTransactionNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TrustedCommitmentTransactionNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TrustedCommitmentTransactionNoneZ_free"))) TS_CResult_TrustedCommitmentTransactionNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TrustedCommitmentTransactionNoneZ _res_conv = *(LDKCResult_TrustedCommitmentTransactionNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TrustedCommitmentTransactionNoneZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_ok(ptrArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_ok"))) TS_CResult_CVec_SignatureZNoneZ_ok(ptrArray o) {
        LDKCVec_SignatureZ o_constr;
-       o_constr.datalen = *((uint32_t*)o);
+       o_constr.datalen = o->arr_len;
        if (o_constr.datalen > 0)
                o_constr.data = MALLOC(o_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                o_constr.data = NULL;
-       int8_tArray* o_vals = (int8_tArray*)(o + 4);
+       int8_tArray* o_vals = (void*) o->elems /* XXX o leaks */;
        for (size_t m = 0; m < o_constr.datalen; m++) {
                int8_tArray o_conv_12 = o_vals[m];
                LDKSignature o_conv_12_ref;
-               CHECK(*((uint32_t*)o_conv_12) == 64);
-               memcpy(o_conv_12_ref.compact_form, (uint8_t*)(o_conv_12 + 4), 64);
+               CHECK(o_conv_12->arr_len == 64);
+               memcpy(o_conv_12_ref.compact_form, o_conv_12->elems, 64); FREE(o_conv_12);
                o_constr.data[m] = o_conv_12_ref;
        }
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_ok(o_constr);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_err"))) TS_CResult_CVec_SignatureZNoneZ_err() {
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_is_ok"))) TS_CResult_CVec_SignatureZNoneZ_is_ok(uint32_t o) {
        LDKCResult_CVec_SignatureZNoneZ* o_conv = (LDKCResult_CVec_SignatureZNoneZ*)(o & ~1);
        jboolean ret_val = CResult_CVec_SignatureZNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_free"))) TS_CResult_CVec_SignatureZNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_SignatureZNoneZ _res_conv = *(LDKCResult_CVec_SignatureZNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CVec_SignatureZNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CVec_SignatureZNoneZ_clone_ptr(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CVec_SignatureZNoneZ_clone_ptr(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR arg) {
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_clone_ptr"))) TS_CResult_CVec_SignatureZNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_CVec_SignatureZNoneZ* arg_conv = (LDKCResult_CVec_SignatureZNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_CVec_SignatureZNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CVec_SignatureZNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_SignatureZNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_SignatureZNoneZ_clone"))) TS_CResult_CVec_SignatureZNoneZ_clone(uint32_t orig) {
        LDKCResult_CVec_SignatureZNoneZ* orig_conv = (LDKCResult_CVec_SignatureZNoneZ*)(orig & ~1);
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_ok"))) TS_CResult_ShutdownScriptDecodeErrorZ_ok(uint32_t o) {
        LDKShutdownScript o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9003,10 +11302,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecode
        o_conv = ShutdownScript_clone(&o_conv);
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_err"))) TS_CResult_ShutdownScriptDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9014,43 +11313,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_is_ok"))) TS_CResult_ShutdownScriptDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ShutdownScriptDecodeErrorZ* o_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ShutdownScriptDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_free"))) TS_CResult_ShutdownScriptDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownScriptDecodeErrorZ _res_conv = *(LDKCResult_ShutdownScriptDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ShutdownScriptDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ShutdownScriptDecodeErrorZ_clone_ptr(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ShutdownScriptDecodeErrorZ_clone_ptr(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_clone_ptr"))) TS_CResult_ShutdownScriptDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ShutdownScriptDecodeErrorZ* arg_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ShutdownScriptDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ShutdownScriptDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptDecodeErrorZ_clone"))) TS_CResult_ShutdownScriptDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ShutdownScriptDecodeErrorZ* orig_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(orig & ~1);
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_ok"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_ok(uint32_t o) {
        LDKShutdownScript o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9058,10 +11357,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvali
        o_conv = ShutdownScript_clone(&o_conv);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_err"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_err(uint32_t e) {
        LDKInvalidShutdownScript e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9069,89 +11368,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvali
        e_conv = InvalidShutdownScript_clone(&e_conv);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok(uint32_t o) {
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* o_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(o & ~1);
        jboolean ret_val = CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_free"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ _res_conv = *(LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ShutdownScriptInvalidShutdownScriptZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(uint32_t arg) {
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* arg_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(arg & ~1);
-       int64_t ret_val = CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone"))) TS_CResult_ShutdownScriptInvalidShutdownScriptZ_clone(uint32_t orig) {
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* orig_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(orig & ~1);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_ok() {
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = CResult_NoneErrorZ_ok();
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_err(uint32_t e) {
-       LDKIOError e_conv = LDKIOError_from_js(e);
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = CResult_NoneErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
-}
-
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_is_ok(uint32_t o) {
-       LDKCResult_NoneErrorZ* o_conv = (LDKCResult_NoneErrorZ*)(o & ~1);
-       jboolean ret_val = CResult_NoneErrorZ_is_ok(o_conv);
-       return ret_val;
-}
-
-void  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_free(uint32_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_NoneErrorZ _res_conv = *(LDKCResult_NoneErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_NoneErrorZ_free(_res_conv);
-}
-
-static inline uint64_t CResult_NoneErrorZ_clone_ptr(LDKCResult_NoneErrorZ *NONNULL_PTR arg) {
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = CResult_NoneErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
-}
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_clone_ptr(uint32_t arg) {
-       LDKCResult_NoneErrorZ* arg_conv = (LDKCResult_NoneErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneErrorZ_clone_ptr(arg_conv);
-       return ret_val;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneErrorZ_clone(uint32_t orig) {
-       LDKCResult_NoneErrorZ* orig_conv = (LDKCResult_NoneErrorZ*)(orig & ~1);
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = CResult_NoneErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_ok"))) TS_CResult_RouteHopDecodeErrorZ_ok(uint32_t o) {
        LDKRouteHop o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9159,10 +11412,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ
        o_conv = RouteHop_clone(&o_conv);
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_err"))) TS_CResult_RouteHopDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9170,50 +11423,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_is_ok"))) TS_CResult_RouteHopDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteHopDecodeErrorZ* o_conv = (LDKCResult_RouteHopDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteHopDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_free"))) TS_CResult_RouteHopDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHopDecodeErrorZ _res_conv = *(LDKCResult_RouteHopDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteHopDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_clone_ptr"))) TS_CResult_RouteHopDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHopDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteHopDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteHopDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHopDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHopDecodeErrorZ_clone"))) TS_CResult_RouteHopDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHopDecodeErrorZ*)(orig & ~1);
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_RouteHopZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_RouteHopZ_free"))) TS_CVec_RouteHopZ_free(uint32_tArray _res) {
        LDKCVec_RouteHopZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t k = 0; k < _res_constr.datalen; k++) {
                uint32_t _res_conv_10 = _res_vals[k];
                LDKRouteHop _res_conv_10_conv;
@@ -9225,23 +11478,23 @@ void  __attribute__((visibility("default"))) TS_CVec_RouteHopZ_free(uint32_tArra
        CVec_RouteHopZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_CVec_RouteHopZZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_CVec_RouteHopZZ_free"))) TS_CVec_CVec_RouteHopZZ_free(ptrArray _res) {
        LDKCVec_CVec_RouteHopZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKCVec_RouteHopZ), "LDKCVec_CVec_RouteHopZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_tArray* _res_vals = (uint32_tArray*)(_res + 4);
+       uint32_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                uint32_tArray _res_conv_12 = _res_vals[m];
                LDKCVec_RouteHopZ _res_conv_12_constr;
-               _res_conv_12_constr.datalen = *((uint32_t*)_res_conv_12);
+               _res_conv_12_constr.datalen = _res_conv_12->arr_len;
                if (_res_conv_12_constr.datalen > 0)
                        _res_conv_12_constr.data = MALLOC(_res_conv_12_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
                else
                        _res_conv_12_constr.data = NULL;
-               uint32_t* _res_conv_12_vals = (uint32_t*)(_res_conv_12 + 4);
+               uint32_t* _res_conv_12_vals = _res_conv_12->elems /* XXX _res_conv_12 leaks */;
                for (size_t k = 0; k < _res_conv_12_constr.datalen; k++) {
                        uint32_t _res_conv_12_conv_10 = _res_conv_12_vals[k];
                        LDKRouteHop _res_conv_12_conv_10_conv;
@@ -9255,7 +11508,7 @@ void  __attribute__((visibility("default"))) TS_CVec_CVec_RouteHopZZ_free(ptrArr
        CVec_CVec_RouteHopZZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_ok"))) TS_CResult_RouteDecodeErrorZ_ok(uint32_t o) {
        LDKRoute o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9263,10 +11516,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_ok
        o_conv = Route_clone(&o_conv);
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_err"))) TS_CResult_RouteDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9274,43 +11527,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_er
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_is_ok"))) TS_CResult_RouteDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteDecodeErrorZ* o_conv = (LDKCResult_RouteDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_free"))) TS_CResult_RouteDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteDecodeErrorZ _res_conv = *(LDKCResult_RouteDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteDecodeErrorZ_clone_ptr(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteDecodeErrorZ_clone_ptr(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_clone_ptr"))) TS_CResult_RouteDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteDecodeErrorZ* arg_conv = (LDKCResult_RouteDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteDecodeErrorZ_clone"))) TS_CResult_RouteDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteDecodeErrorZ* orig_conv = (LDKCResult_RouteDecodeErrorZ*)(orig & ~1);
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_ok"))) TS_CResult_RouteParametersDecodeErrorZ_ok(uint32_t o) {
        LDKRouteParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9318,10 +11571,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecod
        o_conv = RouteParameters_clone(&o_conv);
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_err"))) TS_CResult_RouteParametersDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9329,50 +11582,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecod
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_is_ok"))) TS_CResult_RouteParametersDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteParametersDecodeErrorZ* o_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteParametersDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_free"))) TS_CResult_RouteParametersDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteParametersDecodeErrorZ _res_conv = *(LDKCResult_RouteParametersDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteParametersDecodeErrorZ_clone_ptr(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteParametersDecodeErrorZ_clone_ptr(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_clone_ptr"))) TS_CResult_RouteParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteParametersDecodeErrorZ* arg_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteParametersDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteParametersDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteParametersDecodeErrorZ_clone"))) TS_CResult_RouteParametersDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteParametersDecodeErrorZ* orig_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(orig & ~1);
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_RouteHintZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_RouteHintZ_free"))) TS_CVec_RouteHintZ_free(uint32_tArray _res) {
        LDKCVec_RouteHintZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKRouteHint), "LDKCVec_RouteHintZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t l = 0; l < _res_constr.datalen; l++) {
                uint32_t _res_conv_11 = _res_vals[l];
                LDKRouteHint _res_conv_11_conv;
@@ -9384,112 +11637,112 @@ void  __attribute__((visibility("default"))) TS_CVec_RouteHintZ_free(uint32_tArr
        CVec_RouteHintZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u64Z_some(int64_t o) {
+uint32_t  __attribute__((export_name("TS_COption_u64Z_some"))) TS_COption_u64Z_some(int64_t o) {
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = COption_u64Z_some(o);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u64Z_none() {
+uint32_t  __attribute__((export_name("TS_COption_u64Z_none"))) TS_COption_u64Z_none() {
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = COption_u64Z_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_u64Z_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_u64Z_free"))) TS_COption_u64Z_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_u64Z _res_conv = *(LDKCOption_u64Z*)(_res_ptr);
        FREE((void*)_res);
        COption_u64Z_free(_res_conv);
 }
 
-static inline uint64_t COption_u64Z_clone_ptr(LDKCOption_u64Z *NONNULL_PTR arg) {
+static inline uintptr_t COption_u64Z_clone_ptr(LDKCOption_u64Z *NONNULL_PTR arg) {
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = COption_u64Z_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_u64Z_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_u64Z_clone_ptr"))) TS_COption_u64Z_clone_ptr(uint32_t arg) {
        LDKCOption_u64Z* arg_conv = (LDKCOption_u64Z*)arg;
-       int64_t ret_val = COption_u64Z_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_u64Z_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u64Z_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_u64Z_clone"))) TS_COption_u64Z_clone(uint32_t orig) {
        LDKCOption_u64Z* orig_conv = (LDKCOption_u64Z*)orig;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = COption_u64Z_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_ok(uint32_t o) {
-       LDKPayee o_conv;
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_ok"))) TS_CResult_PaymentParametersDecodeErrorZ_ok(uint32_t o) {
+       LDKPaymentParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = Payee_clone(&o_conv);
-       LDKCResult_PayeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeeDecodeErrorZ), "LDKCResult_PayeeDecodeErrorZ");
-       *ret_conv = CResult_PayeeDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       o_conv = PaymentParameters_clone(&o_conv);
+       LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
+       *ret_conv = CResult_PaymentParametersDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_err"))) TS_CResult_PaymentParametersDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
        e_conv = DecodeError_clone(&e_conv);
-       LDKCResult_PayeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeeDecodeErrorZ), "LDKCResult_PayeeDecodeErrorZ");
-       *ret_conv = CResult_PayeeDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
+       *ret_conv = CResult_PaymentParametersDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_is_ok(uint32_t o) {
-       LDKCResult_PayeeDecodeErrorZ* o_conv = (LDKCResult_PayeeDecodeErrorZ*)(o & ~1);
-       jboolean ret_val = CResult_PayeeDecodeErrorZ_is_ok(o_conv);
+jboolean  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_is_ok"))) TS_CResult_PaymentParametersDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_PaymentParametersDecodeErrorZ* o_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_PaymentParametersDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_free"))) TS_CResult_PaymentParametersDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_PayeeDecodeErrorZ _res_conv = *(LDKCResult_PayeeDecodeErrorZ*)(_res_ptr);
+       LDKCResult_PaymentParametersDecodeErrorZ _res_conv = *(LDKCResult_PaymentParametersDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
-       CResult_PayeeDecodeErrorZ_free(_res_conv);
+       CResult_PaymentParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PayeeDecodeErrorZ_clone_ptr(LDKCResult_PayeeDecodeErrorZ *NONNULL_PTR arg) {
-       LDKCResult_PayeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeeDecodeErrorZ), "LDKCResult_PayeeDecodeErrorZ");
-       *ret_conv = CResult_PayeeDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+static inline uintptr_t CResult_PaymentParametersDecodeErrorZ_clone_ptr(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
+       *ret_conv = CResult_PaymentParametersDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_clone_ptr(uint32_t arg) {
-       LDKCResult_PayeeDecodeErrorZ* arg_conv = (LDKCResult_PayeeDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PayeeDecodeErrorZ_clone_ptr(arg_conv);
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_clone_ptr"))) TS_CResult_PaymentParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_PaymentParametersDecodeErrorZ* arg_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_PaymentParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeeDecodeErrorZ_clone(uint32_t orig) {
-       LDKCResult_PayeeDecodeErrorZ* orig_conv = (LDKCResult_PayeeDecodeErrorZ*)(orig & ~1);
-       LDKCResult_PayeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeeDecodeErrorZ), "LDKCResult_PayeeDecodeErrorZ");
-       *ret_conv = CResult_PayeeDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_PaymentParametersDecodeErrorZ_clone"))) TS_CResult_PaymentParametersDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_PaymentParametersDecodeErrorZ* orig_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
+       *ret_conv = CResult_PaymentParametersDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_RouteHintHopZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_RouteHintHopZ_free"))) TS_CVec_RouteHintHopZ_free(uint32_tArray _res) {
        LDKCVec_RouteHintHopZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKRouteHintHop), "LDKCVec_RouteHintHopZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                uint32_t _res_conv_14 = _res_vals[o];
                LDKRouteHintHop _res_conv_14_conv;
@@ -9501,7 +11754,7 @@ void  __attribute__((visibility("default"))) TS_CVec_RouteHintHopZ_free(uint32_t
        CVec_RouteHintHopZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_ok"))) TS_CResult_RouteHintDecodeErrorZ_ok(uint32_t o) {
        LDKRouteHint o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9509,10 +11762,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeError
        o_conv = RouteHint_clone(&o_conv);
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_err"))) TS_CResult_RouteHintDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9520,43 +11773,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeError
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_is_ok"))) TS_CResult_RouteHintDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteHintDecodeErrorZ* o_conv = (LDKCResult_RouteHintDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteHintDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_free"))) TS_CResult_RouteHintDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHintDecodeErrorZ _res_conv = *(LDKCResult_RouteHintDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteHintDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteHintDecodeErrorZ_clone_ptr(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteHintDecodeErrorZ_clone_ptr(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_clone_ptr"))) TS_CResult_RouteHintDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteHintDecodeErrorZ* arg_conv = (LDKCResult_RouteHintDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteHintDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteHintDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintDecodeErrorZ_clone"))) TS_CResult_RouteHintDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteHintDecodeErrorZ* orig_conv = (LDKCResult_RouteHintDecodeErrorZ*)(orig & ~1);
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_ok"))) TS_CResult_RouteHintHopDecodeErrorZ_ok(uint32_t o) {
        LDKRouteHintHop o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9564,10 +11817,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeEr
        o_conv = RouteHintHop_clone(&o_conv);
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_err"))) TS_CResult_RouteHintHopDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9575,50 +11828,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_is_ok"))) TS_CResult_RouteHintHopDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteHintHopDecodeErrorZ* o_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteHintHopDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_free"))) TS_CResult_RouteHintHopDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHintHopDecodeErrorZ _res_conv = *(LDKCResult_RouteHintHopDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteHintHopDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteHintHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteHintHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_clone_ptr"))) TS_CResult_RouteHintHopDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteHintHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteHintHopDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteHintHopDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteHintHopDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteHintHopDecodeErrorZ_clone"))) TS_CResult_RouteHintHopDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteHintHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(orig & ~1);
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_ChannelDetailsZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_ChannelDetailsZ_free"))) TS_CVec_ChannelDetailsZ_free(uint32_tArray _res) {
        LDKCVec_ChannelDetailsZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t q = 0; q < _res_constr.datalen; q++) {
                uint32_t _res_conv_16 = _res_vals[q];
                LDKChannelDetails _res_conv_16_conv;
@@ -9630,7 +11883,7 @@ void  __attribute__((visibility("default"))) TS_CVec_ChannelDetailsZ_free(uint32
        CVec_ChannelDetailsZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_ok"))) TS_CResult_RouteLightningErrorZ_ok(uint32_t o) {
        LDKRoute o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -9638,10 +11891,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ
        o_conv = Route_clone(&o_conv);
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = CResult_RouteLightningErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_err"))) TS_CResult_RouteLightningErrorZ_err(uint32_t e) {
        LDKLightningError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9649,141 +11902,141 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ
        e_conv = LightningError_clone(&e_conv);
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = CResult_RouteLightningErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_is_ok"))) TS_CResult_RouteLightningErrorZ_is_ok(uint32_t o) {
        LDKCResult_RouteLightningErrorZ* o_conv = (LDKCResult_RouteLightningErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RouteLightningErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_free"))) TS_CResult_RouteLightningErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteLightningErrorZ _res_conv = *(LDKCResult_RouteLightningErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RouteLightningErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RouteLightningErrorZ_clone_ptr(LDKCResult_RouteLightningErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RouteLightningErrorZ_clone_ptr(LDKCResult_RouteLightningErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = CResult_RouteLightningErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_clone_ptr"))) TS_CResult_RouteLightningErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RouteLightningErrorZ* arg_conv = (LDKCResult_RouteLightningErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RouteLightningErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RouteLightningErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RouteLightningErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RouteLightningErrorZ_clone"))) TS_CResult_RouteLightningErrorZ_clone(uint32_t orig) {
        LDKCResult_RouteLightningErrorZ* orig_conv = (LDKCResult_RouteLightningErrorZ*)(orig & ~1);
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = CResult_RouteLightningErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_ok"))) TS_CResult_TxOutAccessErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKTxOut o_conv = *(LDKTxOut*)(o_ptr);
-       o_conv = TxOut_clone((LDKTxOut*)(((uint64_t)o) & ~1));
+       o_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)o) & ~1));
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_err"))) TS_CResult_TxOutAccessErrorZ_err(uint32_t e) {
        LDKAccessError e_conv = LDKAccessError_from_js(e);
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_is_ok"))) TS_CResult_TxOutAccessErrorZ_is_ok(uint32_t o) {
        LDKCResult_TxOutAccessErrorZ* o_conv = (LDKCResult_TxOutAccessErrorZ*)(o & ~1);
        jboolean ret_val = CResult_TxOutAccessErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_free"))) TS_CResult_TxOutAccessErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TxOutAccessErrorZ _res_conv = *(LDKCResult_TxOutAccessErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TxOutAccessErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_TxOutAccessErrorZ_clone_ptr(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_TxOutAccessErrorZ_clone_ptr(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR arg) {
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_clone_ptr"))) TS_CResult_TxOutAccessErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_TxOutAccessErrorZ* arg_conv = (LDKCResult_TxOutAccessErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_TxOutAccessErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_TxOutAccessErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TxOutAccessErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_TxOutAccessErrorZ_clone"))) TS_CResult_TxOutAccessErrorZ_clone(uint32_t orig) {
        LDKCResult_TxOutAccessErrorZ* orig_conv = (LDKCResult_TxOutAccessErrorZ*)(orig & ~1);
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C2Tuple_usizeTransactionZ_clone_ptr(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_usizeTransactionZ_clone_ptr(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR arg) {
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_clone_ptr"))) TS_C2Tuple_usizeTransactionZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_usizeTransactionZ* arg_conv = (LDKC2Tuple_usizeTransactionZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_usizeTransactionZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_usizeTransactionZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_clone"))) TS_C2Tuple_usizeTransactionZ_clone(uint32_t orig) {
        LDKC2Tuple_usizeTransactionZ* orig_conv = (LDKC2Tuple_usizeTransactionZ*)(orig & ~1);
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_new(int64_t a, int8_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_new"))) TS_C2Tuple_usizeTransactionZ_new(uint32_t a, int8_tArray b) {
        LDKTransaction b_ref;
-       b_ref.datalen = *((uint32_t*)b);
+       b_ref.datalen = b->arr_len;
        b_ref.data = MALLOC(b_ref.datalen, "LDKTransaction Bytes");
-       memcpy(b_ref.data, (uint8_t*)(b + 4), b_ref.datalen);
+       memcpy(b_ref.data, b->elems, b_ref.datalen); FREE(b);
        b_ref.data_is_owned = true;
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_new(a, b_ref);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_usizeTransactionZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_usizeTransactionZ_free"))) TS_C2Tuple_usizeTransactionZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_usizeTransactionZ _res_conv = *(LDKC2Tuple_usizeTransactionZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_usizeTransactionZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_usizeTransactionZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_usizeTransactionZZ_free"))) TS_CVec_C2Tuple_usizeTransactionZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_usizeTransactionZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_usizeTransactionZ), "LDKCVec_C2Tuple_usizeTransactionZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t c = 0; c < _res_constr.datalen; c++) {
                uint32_t _res_conv_28 = _res_vals[c];
-               void* _res_conv_28_ptr = (void*)(((uint64_t)_res_conv_28) & ~1);
+               void* _res_conv_28_ptr = (void*)(((uintptr_t)_res_conv_28) & ~1);
                CHECK_ACCESS(_res_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ _res_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(_res_conv_28_ptr);
                FREE((void*)_res_conv_28);
@@ -9792,81 +12045,81 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_usizeTransactionZZ_
        CVec_C2Tuple_usizeTransactionZZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_TxidZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_TxidZ_free"))) TS_CVec_TxidZ_free(ptrArray _res) {
        LDKCVec_TxidZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_TxidZ Elements");
        else
                _res_constr.data = NULL;
-       int8_tArray* _res_vals = (int8_tArray*)(_res + 4);
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int8_tArray _res_conv_12 = _res_vals[m];
                LDKThirtyTwoBytes _res_conv_12_ref;
-               CHECK(*((uint32_t*)_res_conv_12) == 32);
-               memcpy(_res_conv_12_ref.data, (uint8_t*)(_res_conv_12 + 4), 32);
+               CHECK(_res_conv_12->arr_len == 32);
+               memcpy(_res_conv_12_ref.data, _res_conv_12->elems, 32); FREE(_res_conv_12);
                _res_constr.data[m] = _res_conv_12_ref;
        }
        CVec_TxidZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_ok"))) TS_CResult_NoneChannelMonitorUpdateErrZ_ok() {
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_err"))) TS_CResult_NoneChannelMonitorUpdateErrZ_err(uint32_t e) {
        LDKChannelMonitorUpdateErr e_conv = LDKChannelMonitorUpdateErr_from_js(e);
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_is_ok"))) TS_CResult_NoneChannelMonitorUpdateErrZ_is_ok(uint32_t o) {
        LDKCResult_NoneChannelMonitorUpdateErrZ* o_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(o & ~1);
        jboolean ret_val = CResult_NoneChannelMonitorUpdateErrZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_free"))) TS_CResult_NoneChannelMonitorUpdateErrZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneChannelMonitorUpdateErrZ _res_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NoneChannelMonitorUpdateErrZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR arg) {
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_clone_ptr"))) TS_CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(uint32_t arg) {
        LDKCResult_NoneChannelMonitorUpdateErrZ* arg_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneChannelMonitorUpdateErrZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneChannelMonitorUpdateErrZ_clone"))) TS_CResult_NoneChannelMonitorUpdateErrZ_clone(uint32_t orig) {
        LDKCResult_NoneChannelMonitorUpdateErrZ* orig_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(orig & ~1);
        LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_MonitorEventZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_MonitorEventZ_free"))) TS_CVec_MonitorEventZ_free(uint32_tArray _res) {
        LDKCVec_MonitorEventZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKMonitorEvent), "LDKCVec_MonitorEventZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                uint32_t _res_conv_14 = _res_vals[o];
-               void* _res_conv_14_ptr = (void*)(((uint64_t)_res_conv_14) & ~1);
+               void* _res_conv_14_ptr = (void*)(((uintptr_t)_res_conv_14) & ~1);
                CHECK_ACCESS(_res_conv_14_ptr);
                LDKMonitorEvent _res_conv_14_conv = *(LDKMonitorEvent*)(_res_conv_14_ptr);
                FREE((void*)_res_conv_14);
@@ -9875,111 +12128,111 @@ void  __attribute__((visibility("default"))) TS_CVec_MonitorEventZ_free(uint32_t
        CVec_MonitorEventZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_C2Tuple_usizeTransactionZZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_C2Tuple_usizeTransactionZZ_some"))) TS_COption_C2Tuple_usizeTransactionZZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_usizeTransactionZ o_conv = *(LDKC2Tuple_usizeTransactionZ*)(o_ptr);
-       o_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uint64_t)o) & ~1));
+       o_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)o) & ~1));
        LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
        *ret_copy = COption_C2Tuple_usizeTransactionZZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_C2Tuple_usizeTransactionZZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_C2Tuple_usizeTransactionZZ_none"))) TS_COption_C2Tuple_usizeTransactionZZ_none() {
        LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
        *ret_copy = COption_C2Tuple_usizeTransactionZZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_C2Tuple_usizeTransactionZZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_C2Tuple_usizeTransactionZZ_free"))) TS_COption_C2Tuple_usizeTransactionZZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_C2Tuple_usizeTransactionZZ _res_conv = *(LDKCOption_C2Tuple_usizeTransactionZZ*)(_res_ptr);
        FREE((void*)_res);
        COption_C2Tuple_usizeTransactionZZ_free(_res_conv);
 }
 
-static inline uint64_t COption_C2Tuple_usizeTransactionZZ_clone_ptr(LDKCOption_C2Tuple_usizeTransactionZZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_C2Tuple_usizeTransactionZZ_clone_ptr(LDKCOption_C2Tuple_usizeTransactionZZ *NONNULL_PTR arg) {
        LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
        *ret_copy = COption_C2Tuple_usizeTransactionZZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_C2Tuple_usizeTransactionZZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_C2Tuple_usizeTransactionZZ_clone_ptr"))) TS_COption_C2Tuple_usizeTransactionZZ_clone_ptr(uint32_t arg) {
        LDKCOption_C2Tuple_usizeTransactionZZ* arg_conv = (LDKCOption_C2Tuple_usizeTransactionZZ*)arg;
-       int64_t ret_val = COption_C2Tuple_usizeTransactionZZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_C2Tuple_usizeTransactionZZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_C2Tuple_usizeTransactionZZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_C2Tuple_usizeTransactionZZ_clone"))) TS_COption_C2Tuple_usizeTransactionZZ_clone(uint32_t orig) {
        LDKCOption_C2Tuple_usizeTransactionZZ* orig_conv = (LDKCOption_C2Tuple_usizeTransactionZZ*)orig;
        LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
        *ret_copy = COption_C2Tuple_usizeTransactionZZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_ClosureReasonZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_ClosureReasonZ_some"))) TS_COption_ClosureReasonZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKClosureReason o_conv = *(LDKClosureReason*)(o_ptr);
-       o_conv = ClosureReason_clone((LDKClosureReason*)(((uint64_t)o) & ~1));
+       o_conv = ClosureReason_clone((LDKClosureReason*)(((uintptr_t)o) & ~1));
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_ClosureReasonZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_ClosureReasonZ_none"))) TS_COption_ClosureReasonZ_none() {
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_ClosureReasonZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_ClosureReasonZ_free"))) TS_COption_ClosureReasonZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_ClosureReasonZ _res_conv = *(LDKCOption_ClosureReasonZ*)(_res_ptr);
        FREE((void*)_res);
        COption_ClosureReasonZ_free(_res_conv);
 }
 
-static inline uint64_t COption_ClosureReasonZ_clone_ptr(LDKCOption_ClosureReasonZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_ClosureReasonZ_clone_ptr(LDKCOption_ClosureReasonZ *NONNULL_PTR arg) {
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_ClosureReasonZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_ClosureReasonZ_clone_ptr"))) TS_COption_ClosureReasonZ_clone_ptr(uint32_t arg) {
        LDKCOption_ClosureReasonZ* arg_conv = (LDKCOption_ClosureReasonZ*)arg;
-       int64_t ret_val = COption_ClosureReasonZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_ClosureReasonZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_ClosureReasonZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_ClosureReasonZ_clone"))) TS_COption_ClosureReasonZ_clone(uint32_t orig) {
        LDKCOption_ClosureReasonZ* orig_conv = (LDKCOption_ClosureReasonZ*)orig;
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_ok"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKCOption_ClosureReasonZ o_conv = *(LDKCOption_ClosureReasonZ*)(o_ptr);
-       o_conv = COption_ClosureReasonZ_clone((LDKCOption_ClosureReasonZ*)(((uint64_t)o) & ~1));
+       o_conv = COption_ClosureReasonZ_clone((LDKCOption_ClosureReasonZ*)(((uintptr_t)o) & ~1));
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_err"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -9987,100 +12240,100 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReaso
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_is_ok"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* o_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_COption_ClosureReasonZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_free"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_ClosureReasonZDecodeErrorZ _res_conv = *(LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_COption_ClosureReasonZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* arg_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone"))) TS_CResult_COption_ClosureReasonZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* orig_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(orig & ~1);
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_NetworkUpdateZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_NetworkUpdateZ_some"))) TS_COption_NetworkUpdateZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKNetworkUpdate o_conv = *(LDKNetworkUpdate*)(o_ptr);
-       o_conv = NetworkUpdate_clone((LDKNetworkUpdate*)(((uint64_t)o) & ~1));
+       o_conv = NetworkUpdate_clone((LDKNetworkUpdate*)(((uintptr_t)o) & ~1));
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_NetworkUpdateZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_NetworkUpdateZ_none"))) TS_COption_NetworkUpdateZ_none() {
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_NetworkUpdateZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_NetworkUpdateZ_free"))) TS_COption_NetworkUpdateZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_NetworkUpdateZ _res_conv = *(LDKCOption_NetworkUpdateZ*)(_res_ptr);
        FREE((void*)_res);
        COption_NetworkUpdateZ_free(_res_conv);
 }
 
-static inline uint64_t COption_NetworkUpdateZ_clone_ptr(LDKCOption_NetworkUpdateZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_NetworkUpdateZ_clone_ptr(LDKCOption_NetworkUpdateZ *NONNULL_PTR arg) {
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_NetworkUpdateZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_NetworkUpdateZ_clone_ptr"))) TS_COption_NetworkUpdateZ_clone_ptr(uint32_t arg) {
        LDKCOption_NetworkUpdateZ* arg_conv = (LDKCOption_NetworkUpdateZ*)arg;
-       int64_t ret_val = COption_NetworkUpdateZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_NetworkUpdateZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_NetworkUpdateZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_NetworkUpdateZ_clone"))) TS_COption_NetworkUpdateZ_clone(uint32_t orig) {
        LDKCOption_NetworkUpdateZ* orig_conv = (LDKCOption_NetworkUpdateZ*)orig;
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_SpendableOutputDescriptorZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_SpendableOutputDescriptorZ_free"))) TS_CVec_SpendableOutputDescriptorZ_free(uint32_tArray _res) {
        LDKCVec_SpendableOutputDescriptorZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKSpendableOutputDescriptor), "LDKCVec_SpendableOutputDescriptorZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t b = 0; b < _res_constr.datalen; b++) {
                uint32_t _res_conv_27 = _res_vals[b];
-               void* _res_conv_27_ptr = (void*)(((uint64_t)_res_conv_27) & ~1);
+               void* _res_conv_27_ptr = (void*)(((uintptr_t)_res_conv_27) & ~1);
                CHECK_ACCESS(_res_conv_27_ptr);
                LDKSpendableOutputDescriptor _res_conv_27_conv = *(LDKSpendableOutputDescriptor*)(_res_conv_27_ptr);
                FREE((void*)_res_conv_27);
@@ -10089,64 +12342,64 @@ void  __attribute__((visibility("default"))) TS_CVec_SpendableOutputDescriptorZ_
        CVec_SpendableOutputDescriptorZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_EventZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_EventZ_some"))) TS_COption_EventZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKEvent o_conv = *(LDKEvent*)(o_ptr);
-       o_conv = Event_clone((LDKEvent*)(((uint64_t)o) & ~1));
+       o_conv = Event_clone((LDKEvent*)(((uintptr_t)o) & ~1));
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_EventZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_EventZ_none"))) TS_COption_EventZ_none() {
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_EventZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_EventZ_free"))) TS_COption_EventZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_EventZ _res_conv = *(LDKCOption_EventZ*)(_res_ptr);
        FREE((void*)_res);
        COption_EventZ_free(_res_conv);
 }
 
-static inline uint64_t COption_EventZ_clone_ptr(LDKCOption_EventZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_EventZ_clone_ptr(LDKCOption_EventZ *NONNULL_PTR arg) {
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_EventZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_EventZ_clone_ptr"))) TS_COption_EventZ_clone_ptr(uint32_t arg) {
        LDKCOption_EventZ* arg_conv = (LDKCOption_EventZ*)arg;
-       int64_t ret_val = COption_EventZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_EventZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_EventZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_EventZ_clone"))) TS_COption_EventZ_clone(uint32_t orig) {
        LDKCOption_EventZ* orig_conv = (LDKCOption_EventZ*)orig;
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_ok"))) TS_CResult_COption_EventZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKCOption_EventZ o_conv = *(LDKCOption_EventZ*)(o_ptr);
-       o_conv = COption_EventZ_clone((LDKCOption_EventZ*)(((uint64_t)o) & ~1));
+       o_conv = COption_EventZ_clone((LDKCOption_EventZ*)(((uintptr_t)o) & ~1));
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_err"))) TS_CResult_COption_EventZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10154,53 +12407,53 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_is_ok"))) TS_CResult_COption_EventZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_COption_EventZDecodeErrorZ* o_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_COption_EventZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_free"))) TS_CResult_COption_EventZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_EventZDecodeErrorZ _res_conv = *(LDKCResult_COption_EventZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_COption_EventZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_COption_EventZDecodeErrorZ_clone_ptr(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_COption_EventZDecodeErrorZ_clone_ptr(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_clone_ptr"))) TS_CResult_COption_EventZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_COption_EventZDecodeErrorZ* arg_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_COption_EventZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_COption_EventZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_EventZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_EventZDecodeErrorZ_clone"))) TS_CResult_COption_EventZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_COption_EventZDecodeErrorZ* orig_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(orig & ~1);
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_MessageSendEventZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_MessageSendEventZ_free"))) TS_CVec_MessageSendEventZ_free(uint32_tArray _res) {
        LDKCVec_MessageSendEventZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKMessageSendEvent), "LDKCVec_MessageSendEventZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t s = 0; s < _res_constr.datalen; s++) {
                uint32_t _res_conv_18 = _res_vals[s];
-               void* _res_conv_18_ptr = (void*)(((uint64_t)_res_conv_18) & ~1);
+               void* _res_conv_18_ptr = (void*)(((uintptr_t)_res_conv_18) & ~1);
                CHECK_ACCESS(_res_conv_18_ptr);
                LDKMessageSendEvent _res_conv_18_conv = *(LDKMessageSendEvent*)(_res_conv_18_ptr);
                FREE((void*)_res_conv_18);
@@ -10209,18 +12462,73 @@ void  __attribute__((visibility("default"))) TS_CVec_MessageSendEventZ_free(uint
        CVec_MessageSendEventZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ScoringParametersDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_ok"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_ok(uint32_t o) {
+       LDKFixedPenaltyScorer o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = FixedPenaltyScorer_clone(&o_conv);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
+       *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_err"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
+       *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_is_ok"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* o_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_FixedPenaltyScorerDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_free"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ _res_conv = *(LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_FixedPenaltyScorerDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
+       *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* arg_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_FixedPenaltyScorerDecodeErrorZ_clone"))) TS_CResult_FixedPenaltyScorerDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* orig_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(orig & ~1);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
+       *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_ok"))) TS_CResult_ScoringParametersDecodeErrorZ_ok(uint32_t o) {
        LDKScoringParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       // Warning: we need a move here but no clone is available for LDKScoringParameters
+       o_conv = ScoringParameters_clone(&o_conv);
        LDKCResult_ScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScoringParametersDecodeErrorZ), "LDKCResult_ScoringParametersDecodeErrorZ");
        *ret_conv = CResult_ScoringParametersDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ScoringParametersDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_err"))) TS_CResult_ScoringParametersDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10228,36 +12536,54 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ScoringParametersDec
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScoringParametersDecodeErrorZ), "LDKCResult_ScoringParametersDecodeErrorZ");
        *ret_conv = CResult_ScoringParametersDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ScoringParametersDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_is_ok"))) TS_CResult_ScoringParametersDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ScoringParametersDecodeErrorZ* o_conv = (LDKCResult_ScoringParametersDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ScoringParametersDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ScoringParametersDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_free"))) TS_CResult_ScoringParametersDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ScoringParametersDecodeErrorZ _res_conv = *(LDKCResult_ScoringParametersDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ScoringParametersDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ScorerDecodeErrorZ_ok(uint32_t o) {
+static inline uintptr_t CResult_ScoringParametersDecodeErrorZ_clone_ptr(LDKCResult_ScoringParametersDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_ScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScoringParametersDecodeErrorZ), "LDKCResult_ScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ScoringParametersDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_clone_ptr"))) TS_CResult_ScoringParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_ScoringParametersDecodeErrorZ* arg_conv = (LDKCResult_ScoringParametersDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_ScoringParametersDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ScoringParametersDecodeErrorZ_clone"))) TS_CResult_ScoringParametersDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_ScoringParametersDecodeErrorZ* orig_conv = (LDKCResult_ScoringParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScoringParametersDecodeErrorZ), "LDKCResult_ScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ScoringParametersDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_ok"))) TS_CResult_ScorerDecodeErrorZ_ok(uint32_t o) {
        LDKScorer o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       // Warning: we need a move here but no clone is available for LDKScorer
+       // WARNING: we need a move here but no clone is available for LDKScorer
        LDKCResult_ScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScorerDecodeErrorZ), "LDKCResult_ScorerDecodeErrorZ");
        *ret_conv = CResult_ScorerDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ScorerDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_err"))) TS_CResult_ScorerDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10265,25 +12591,80 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ScorerDecodeErrorZ_e
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScorerDecodeErrorZ), "LDKCResult_ScorerDecodeErrorZ");
        *ret_conv = CResult_ScorerDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ScorerDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_is_ok"))) TS_CResult_ScorerDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ScorerDecodeErrorZ* o_conv = (LDKCResult_ScorerDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ScorerDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ScorerDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ScorerDecodeErrorZ_free"))) TS_CResult_ScorerDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ScorerDecodeErrorZ _res_conv = *(LDKCResult_ScorerDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ScorerDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_ok"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_ok(uint32_t o) {
+       LDKProbabilisticScoringParameters o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = ProbabilisticScoringParameters_clone(&o_conv);
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ), "LDKCResult_ProbabilisticScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ProbabilisticScoringParametersDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_err"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ), "LDKCResult_ProbabilisticScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ProbabilisticScoringParametersDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_is_ok"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* o_conv = (LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_ProbabilisticScoringParametersDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_free"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ _res_conv = *(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_ProbabilisticScoringParametersDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_ProbabilisticScoringParametersDecodeErrorZ_clone_ptr(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ), "LDKCResult_ProbabilisticScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ProbabilisticScoringParametersDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_clone_ptr"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* arg_conv = (LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_ProbabilisticScoringParametersDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_clone"))) TS_CResult_ProbabilisticScoringParametersDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* orig_conv = (LDKCResult_ProbabilisticScoringParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ), "LDKCResult_ProbabilisticScoringParametersDecodeErrorZ");
+       *ret_conv = CResult_ProbabilisticScoringParametersDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_ok"))) TS_CResult_InitFeaturesDecodeErrorZ_ok(uint32_t o) {
        LDKInitFeatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10291,10 +12672,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeEr
        o_conv = InitFeatures_clone(&o_conv);
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_err"))) TS_CResult_InitFeaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10302,25 +12683,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_is_ok"))) TS_CResult_InitFeaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_InitFeaturesDecodeErrorZ* o_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InitFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InitFeaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InitFeaturesDecodeErrorZ_free"))) TS_CResult_InitFeaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InitFeaturesDecodeErrorZ _res_conv = *(LDKCResult_InitFeaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InitFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_ok"))) TS_CResult_ChannelFeaturesDecodeErrorZ_ok(uint32_t o) {
        LDKChannelFeatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10328,10 +12709,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecod
        o_conv = ChannelFeatures_clone(&o_conv);
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_err"))) TS_CResult_ChannelFeaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10339,25 +12720,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecod
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_is_ok"))) TS_CResult_ChannelFeaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelFeaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelFeaturesDecodeErrorZ_free"))) TS_CResult_ChannelFeaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelFeaturesDecodeErrorZ _res_conv = *(LDKCResult_ChannelFeaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_ok"))) TS_CResult_NodeFeaturesDecodeErrorZ_ok(uint32_t o) {
        LDKNodeFeatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10365,10 +12746,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeEr
        o_conv = NodeFeatures_clone(&o_conv);
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_err"))) TS_CResult_NodeFeaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10376,25 +12757,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_is_ok"))) TS_CResult_NodeFeaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NodeFeaturesDecodeErrorZ* o_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NodeFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NodeFeaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NodeFeaturesDecodeErrorZ_free"))) TS_CResult_NodeFeaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeFeaturesDecodeErrorZ _res_conv = *(LDKCResult_NodeFeaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NodeFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_ok"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_ok(uint32_t o) {
        LDKInvoiceFeatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10402,10 +12783,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecod
        o_conv = InvoiceFeatures_clone(&o_conv);
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_err"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10413,25 +12794,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecod
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_is_ok"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_InvoiceFeaturesDecodeErrorZ* o_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InvoiceFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InvoiceFeaturesDecodeErrorZ_free"))) TS_CResult_InvoiceFeaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceFeaturesDecodeErrorZ _res_conv = *(LDKCResult_InvoiceFeaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InvoiceFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_ok"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_ok(uint32_t o) {
        LDKChannelTypeFeatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10439,10 +12820,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesD
        o_conv = ChannelTypeFeatures_clone(&o_conv);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_err"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10450,25 +12831,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesD
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelTypeFeaturesDecodeErrorZ_free"))) TS_CResult_ChannelTypeFeaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ _res_conv = *(LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelTypeFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_ok"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
        LDKDelayedPaymentOutputDescriptor o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10476,10 +12857,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutput
        o_conv = DelayedPaymentOutputDescriptor_clone(&o_conv);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10487,43 +12868,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutput
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone"))) TS_CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(orig & ~1);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_ok"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
        LDKStaticPaymentOutputDescriptor o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -10531,10 +12912,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputD
        o_conv = StaticPaymentOutputDescriptor_clone(&o_conv);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10542,53 +12923,53 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputD
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone"))) TS_CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(orig & ~1);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_ok"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKSpendableOutputDescriptor o_conv = *(LDKSpendableOutputDescriptor*)(o_ptr);
-       o_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uint64_t)o) & ~1));
+       o_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)o) & ~1));
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_err"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10596,244 +12977,353 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_free"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_SpendableOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone"))) TS_CResult_SpendableOutputDescriptorDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(orig & ~1);
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_ok() {
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = CResult_NoneNoneZ_ok();
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_err() {
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = CResult_NoneNoneZ_err();
-       return (uint64_t)ret_conv;
-}
-
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_is_ok(uint32_t o) {
-       LDKCResult_NoneNoneZ* o_conv = (LDKCResult_NoneNoneZ*)(o & ~1);
-       jboolean ret_val = CResult_NoneNoneZ_is_ok(o_conv);
-       return ret_val;
-}
-
-void  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_free(uint32_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_NoneNoneZ _res_conv = *(LDKCResult_NoneNoneZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_NoneNoneZ_free(_res_conv);
-}
-
-static inline uint64_t CResult_NoneNoneZ_clone_ptr(LDKCResult_NoneNoneZ *NONNULL_PTR arg) {
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = CResult_NoneNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
-}
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_clone_ptr(uint32_t arg) {
-       LDKCResult_NoneNoneZ* arg_conv = (LDKCResult_NoneNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneNoneZ_clone_ptr(arg_conv);
-       return ret_val;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneNoneZ_clone(uint32_t orig) {
-       LDKCResult_NoneNoneZ* orig_conv = (LDKCResult_NoneNoneZ*)(orig & ~1);
-       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
-       *ret_conv = CResult_NoneNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+void  __attribute__((export_name("TS_CVec_PaymentPreimageZ_free"))) TS_CVec_PaymentPreimageZ_free(ptrArray _res) {
+       LDKCVec_PaymentPreimageZ _res_constr;
+       _res_constr.datalen = _res->arr_len;
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_PaymentPreimageZ Elements");
+       else
+               _res_constr.data = NULL;
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
+       for (size_t m = 0; m < _res_constr.datalen; m++) {
+               int8_tArray _res_conv_12 = _res_vals[m];
+               LDKThirtyTwoBytes _res_conv_12_ref;
+               CHECK(_res_conv_12->arr_len == 32);
+               memcpy(_res_conv_12_ref.data, _res_conv_12->elems, 32); FREE(_res_conv_12);
+               _res_constr.data[m] = _res_conv_12_ref;
+       }
+       CVec_PaymentPreimageZ_free(_res_constr);
 }
 
-static inline uint64_t C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR arg) {
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_clone_ptr"))) TS_C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_SignatureCVec_SignatureZZ* arg_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_clone"))) TS_C2Tuple_SignatureCVec_SignatureZZ_clone(uint32_t orig) {
        LDKC2Tuple_SignatureCVec_SignatureZZ* orig_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(orig & ~1);
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_new(int8_tArray a, ptrArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_new"))) TS_C2Tuple_SignatureCVec_SignatureZZ_new(int8_tArray a, ptrArray b) {
        LDKSignature a_ref;
-       CHECK(*((uint32_t*)a) == 64);
-       memcpy(a_ref.compact_form, (uint8_t*)(a + 4), 64);
+       CHECK(a->arr_len == 64);
+       memcpy(a_ref.compact_form, a->elems, 64); FREE(a);
        LDKCVec_SignatureZ b_constr;
-       b_constr.datalen = *((uint32_t*)b);
+       b_constr.datalen = b->arr_len;
        if (b_constr.datalen > 0)
                b_constr.data = MALLOC(b_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                b_constr.data = NULL;
-       int8_tArray* b_vals = (int8_tArray*)(b + 4);
+       int8_tArray* b_vals = (void*) b->elems /* XXX b leaks */;
        for (size_t m = 0; m < b_constr.datalen; m++) {
                int8_tArray b_conv_12 = b_vals[m];
                LDKSignature b_conv_12_ref;
-               CHECK(*((uint32_t*)b_conv_12) == 64);
-               memcpy(b_conv_12_ref.compact_form, (uint8_t*)(b_conv_12 + 4), 64);
+               CHECK(b_conv_12->arr_len == 64);
+               memcpy(b_conv_12_ref.compact_form, b_conv_12->elems, 64); FREE(b_conv_12);
                b_constr.data[m] = b_conv_12_ref;
        }
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_new(a_ref, b_constr);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
+}
+
+void  __attribute__((export_name("TS_C2Tuple_SignatureCVec_SignatureZZ_free"))) TS_C2Tuple_SignatureCVec_SignatureZZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKC2Tuple_SignatureCVec_SignatureZZ _res_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(_res_ptr);
+       FREE((void*)_res);
+       C2Tuple_SignatureCVec_SignatureZZ_free(_res_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       CHECK_ACCESS(o_ptr);
+       LDKC2Tuple_SignatureCVec_SignatureZZ o_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(o_ptr);
+       o_conv = C2Tuple_SignatureCVec_SignatureZZ_clone((LDKC2Tuple_SignatureCVec_SignatureZZ*)(((uintptr_t)o) & ~1));
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err() {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err();
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(uint32_t o) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(o & ~1);
+       jboolean ret_val = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ _res_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR arg) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(uint32_t arg) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(arg & ~1);
+       uint32_t ret_val = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(uint32_t orig) {
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(orig & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_SignatureNoneZ_ok"))) TS_CResult_SignatureNoneZ_ok(int8_tArray o) {
+       LDKSignature o_ref;
+       CHECK(o->arr_len == 64);
+       memcpy(o_ref.compact_form, o->elems, 64); FREE(o);
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = CResult_SignatureNoneZ_ok(o_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_SignatureNoneZ_err"))) TS_CResult_SignatureNoneZ_err() {
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = CResult_SignatureNoneZ_err();
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_SignatureNoneZ_is_ok"))) TS_CResult_SignatureNoneZ_is_ok(uint32_t o) {
+       LDKCResult_SignatureNoneZ* o_conv = (LDKCResult_SignatureNoneZ*)(o & ~1);
+       jboolean ret_val = CResult_SignatureNoneZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_SignatureNoneZ_free"))) TS_CResult_SignatureNoneZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_SignatureNoneZ _res_conv = *(LDKCResult_SignatureNoneZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_SignatureNoneZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_SignatureNoneZ_clone_ptr(LDKCResult_SignatureNoneZ *NONNULL_PTR arg) {
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = CResult_SignatureNoneZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_SignatureNoneZ_clone_ptr"))) TS_CResult_SignatureNoneZ_clone_ptr(uint32_t arg) {
+       LDKCResult_SignatureNoneZ* arg_conv = (LDKCResult_SignatureNoneZ*)(arg & ~1);
+       uint32_t ret_val = CResult_SignatureNoneZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_SignatureNoneZ_clone"))) TS_CResult_SignatureNoneZ_clone(uint32_t orig) {
+       LDKCResult_SignatureNoneZ* orig_conv = (LDKCResult_SignatureNoneZ*)(orig & ~1);
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = CResult_SignatureNoneZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+static inline uintptr_t C2Tuple_SignatureSignatureZ_clone_ptr(LDKC2Tuple_SignatureSignatureZ *NONNULL_PTR arg) {
+       LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
+       *ret_conv = C2Tuple_SignatureSignatureZ_clone(arg);
+       return ((uint32_t)ret_conv);
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_clone_ptr"))) TS_C2Tuple_SignatureSignatureZ_clone_ptr(uint32_t arg) {
+       LDKC2Tuple_SignatureSignatureZ* arg_conv = (LDKC2Tuple_SignatureSignatureZ*)(arg & ~1);
+       uint32_t ret_val = C2Tuple_SignatureSignatureZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_clone"))) TS_C2Tuple_SignatureSignatureZ_clone(uint32_t orig) {
+       LDKC2Tuple_SignatureSignatureZ* orig_conv = (LDKC2Tuple_SignatureSignatureZ*)(orig & ~1);
+       LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
+       *ret_conv = C2Tuple_SignatureSignatureZ_clone(orig_conv);
+       return ((uint32_t)ret_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_new"))) TS_C2Tuple_SignatureSignatureZ_new(int8_tArray a, int8_tArray b) {
+       LDKSignature a_ref;
+       CHECK(a->arr_len == 64);
+       memcpy(a_ref.compact_form, a->elems, 64); FREE(a);
+       LDKSignature b_ref;
+       CHECK(b->arr_len == 64);
+       memcpy(b_ref.compact_form, b->elems, 64); FREE(b);
+       LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
+       *ret_conv = C2Tuple_SignatureSignatureZ_new(a_ref, b_ref);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_SignatureCVec_SignatureZZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_SignatureSignatureZ_free"))) TS_C2Tuple_SignatureSignatureZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
-       LDKC2Tuple_SignatureCVec_SignatureZZ _res_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(_res_ptr);
+       LDKC2Tuple_SignatureSignatureZ _res_conv = *(LDKC2Tuple_SignatureSignatureZ*)(_res_ptr);
        FREE((void*)_res);
-       C2Tuple_SignatureCVec_SignatureZZ_free(_res_conv);
+       C2Tuple_SignatureSignatureZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_ok"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
-       LDKC2Tuple_SignatureCVec_SignatureZZ o_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(o_ptr);
-       o_conv = C2Tuple_SignatureCVec_SignatureZZ_clone((LDKC2Tuple_SignatureCVec_SignatureZZ*)(((uint64_t)o) & ~1));
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       LDKC2Tuple_SignatureSignatureZ o_conv = *(LDKC2Tuple_SignatureSignatureZ*)(o_ptr);
+       o_conv = C2Tuple_SignatureSignatureZ_clone((LDKC2Tuple_SignatureSignatureZ*)(((uintptr_t)o) & ~1));
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_ok(o_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err() {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err();
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_err"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_err() {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_err();
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(uint32_t o) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(o & ~1);
-       jboolean ret_val = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(o_conv);
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_is_ok"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_is_ok(uint32_t o) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(o & ~1);
+       jboolean ret_val = CResult_C2Tuple_SignatureSignatureZNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_free"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ _res_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(_res_ptr);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ _res_conv = *(LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(_res_ptr);
        FREE((void*)_res);
-       CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(_res_conv);
+       CResult_C2Tuple_SignatureSignatureZNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR arg) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+static inline uintptr_t CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR arg) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_clone(arg);
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(uint32_t arg) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(arg_conv);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(uint32_t arg) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(arg & ~1);
+       uint32_t ret_val = CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(uint32_t orig) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(orig & ~1);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
-       *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_SignatureSignatureZNoneZ_clone"))) TS_CResult_C2Tuple_SignatureSignatureZNoneZ_clone(uint32_t orig) {
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(orig & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
+       *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_ok(int8_tArray o) {
-       LDKSignature o_ref;
-       CHECK(*((uint32_t*)o) == 64);
-       memcpy(o_ref.compact_form, (uint8_t*)(o + 4), 64);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = CResult_SignatureNoneZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_ok"))) TS_CResult_SecretKeyNoneZ_ok(int8_tArray o) {
+       LDKSecretKey o_ref;
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.bytes, o->elems, 32); FREE(o);
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = CResult_SecretKeyNoneZ_ok(o_ref);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_err() {
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = CResult_SignatureNoneZ_err();
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_err"))) TS_CResult_SecretKeyNoneZ_err() {
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = CResult_SecretKeyNoneZ_err();
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_is_ok(uint32_t o) {
-       LDKCResult_SignatureNoneZ* o_conv = (LDKCResult_SignatureNoneZ*)(o & ~1);
-       jboolean ret_val = CResult_SignatureNoneZ_is_ok(o_conv);
+jboolean  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_is_ok"))) TS_CResult_SecretKeyNoneZ_is_ok(uint32_t o) {
+       LDKCResult_SecretKeyNoneZ* o_conv = (LDKCResult_SecretKeyNoneZ*)(o & ~1);
+       jboolean ret_val = CResult_SecretKeyNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_free"))) TS_CResult_SecretKeyNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_SignatureNoneZ _res_conv = *(LDKCResult_SignatureNoneZ*)(_res_ptr);
+       LDKCResult_SecretKeyNoneZ _res_conv = *(LDKCResult_SecretKeyNoneZ*)(_res_ptr);
        FREE((void*)_res);
-       CResult_SignatureNoneZ_free(_res_conv);
+       CResult_SecretKeyNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_SignatureNoneZ_clone_ptr(LDKCResult_SignatureNoneZ *NONNULL_PTR arg) {
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = CResult_SignatureNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+static inline uintptr_t CResult_SecretKeyNoneZ_clone_ptr(LDKCResult_SecretKeyNoneZ *NONNULL_PTR arg) {
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = CResult_SecretKeyNoneZ_clone(arg);
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_clone_ptr(uint32_t arg) {
-       LDKCResult_SignatureNoneZ* arg_conv = (LDKCResult_SignatureNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_SignatureNoneZ_clone_ptr(arg_conv);
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_clone_ptr"))) TS_CResult_SecretKeyNoneZ_clone_ptr(uint32_t arg) {
+       LDKCResult_SecretKeyNoneZ* arg_conv = (LDKCResult_SecretKeyNoneZ*)(arg & ~1);
+       uint32_t ret_val = CResult_SecretKeyNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignatureNoneZ_clone(uint32_t orig) {
-       LDKCResult_SignatureNoneZ* orig_conv = (LDKCResult_SignatureNoneZ*)(orig & ~1);
-       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
-       *ret_conv = CResult_SignatureNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_SecretKeyNoneZ_clone"))) TS_CResult_SecretKeyNoneZ_clone(uint32_t orig) {
+       LDKCResult_SecretKeyNoneZ* orig_conv = (LDKCResult_SecretKeyNoneZ*)(orig & ~1);
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = CResult_SecretKeyNoneZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_ok"))) TS_CResult_SignDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKSign o_conv = *(LDKSign*)(o_ptr);
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_err"))) TS_CResult_SignDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -10841,178 +13331,194 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_err
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_is_ok"))) TS_CResult_SignDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_SignDecodeErrorZ* o_conv = (LDKCResult_SignDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_SignDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_free"))) TS_CResult_SignDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SignDecodeErrorZ _res_conv = *(LDKCResult_SignDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_SignDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_SignDecodeErrorZ_clone_ptr(LDKCResult_SignDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_SignDecodeErrorZ_clone_ptr(LDKCResult_SignDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_clone_ptr"))) TS_CResult_SignDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_SignDecodeErrorZ* arg_conv = (LDKCResult_SignDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_SignDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_SignDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_SignDecodeErrorZ_clone"))) TS_CResult_SignDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_SignDecodeErrorZ* orig_conv = (LDKCResult_SignDecodeErrorZ*)(orig & ~1);
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_u8Z_free(int8_tArray _res) {
-       LDKCVec_u8Z _res_ref;
-       _res_ref.datalen = *((uint32_t*)_res);
-       _res_ref.data = MALLOC(_res_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(_res_ref.data, (uint8_t*)(_res + 4), _res_ref.datalen);
-       CVec_u8Z_free(_res_ref);
+void  __attribute__((export_name("TS_CVec_u5Z_free"))) TS_CVec_u5Z_free(ptrArray _res) {
+       LDKCVec_u5Z _res_constr;
+       _res_constr.datalen = _res->arr_len;
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
+       else
+               _res_constr.data = NULL;
+       int8_t* _res_vals = (void*) _res->elems /* XXX _res leaks */;
+       for (size_t h = 0; h < _res_constr.datalen; h++) {
+               int8_t _res_conv_7 = _res_vals[h];
+               
+               _res_constr.data[h] = (LDKu5){ ._0 = _res_conv_7 };
+       }
+       CVec_u5Z_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_ok(int8_tArray arg) {
-       LDKRecoverableSignature arg_ref;
-       CHECK(*((uint32_t*)arg) == 68);
-       memcpy(arg_ref.serialized_form, (uint8_t*)(arg + 4), 68);
+uint32_t  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_ok"))) TS_CResult_RecoverableSignatureNoneZ_ok(int8_tArray o) {
+       LDKRecoverableSignature o_ref;
+       CHECK(o->arr_len == 68);
+       memcpy(o_ref.serialized_form, o->elems, 68); FREE(o);
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
-       *ret_conv = CResult_RecoverableSignatureNoneZ_ok(arg_ref);
-       return (uint64_t)ret_conv;
+       *ret_conv = CResult_RecoverableSignatureNoneZ_ok(o_ref);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_err"))) TS_CResult_RecoverableSignatureNoneZ_err() {
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_is_ok"))) TS_CResult_RecoverableSignatureNoneZ_is_ok(uint32_t o) {
        LDKCResult_RecoverableSignatureNoneZ* o_conv = (LDKCResult_RecoverableSignatureNoneZ*)(o & ~1);
        jboolean ret_val = CResult_RecoverableSignatureNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_free"))) TS_CResult_RecoverableSignatureNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RecoverableSignatureNoneZ _res_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RecoverableSignatureNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RecoverableSignatureNoneZ_clone_ptr(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RecoverableSignatureNoneZ_clone_ptr(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR arg) {
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_clone_ptr"))) TS_CResult_RecoverableSignatureNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_RecoverableSignatureNoneZ* arg_conv = (LDKCResult_RecoverableSignatureNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_RecoverableSignatureNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RecoverableSignatureNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RecoverableSignatureNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RecoverableSignatureNoneZ_clone"))) TS_CResult_RecoverableSignatureNoneZ_clone(uint32_t orig) {
        LDKCResult_RecoverableSignatureNoneZ* orig_conv = (LDKCResult_RecoverableSignatureNoneZ*)(orig & ~1);
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
+}
+
+void  __attribute__((export_name("TS_CVec_u8Z_free"))) TS_CVec_u8Z_free(int8_tArray _res) {
+       LDKCVec_u8Z _res_ref;
+       _res_ref.datalen = _res->arr_len;
+       _res_ref.data = MALLOC(_res_ref.datalen, "LDKCVec_u8Z Bytes");
+       memcpy(_res_ref.data, _res->elems, _res_ref.datalen); FREE(_res);
+       CVec_u8Z_free(_res_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_CVec_u8ZZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_CVec_u8ZZ_free"))) TS_CVec_CVec_u8ZZ_free(ptrArray _res) {
        LDKCVec_CVec_u8ZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKCVec_u8Z), "LDKCVec_CVec_u8ZZ Elements");
        else
                _res_constr.data = NULL;
-       int8_tArray* _res_vals = (int8_tArray*)(_res + 4);
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int8_tArray _res_conv_12 = _res_vals[m];
                LDKCVec_u8Z _res_conv_12_ref;
-               _res_conv_12_ref.datalen = *((uint32_t*)_res_conv_12);
+               _res_conv_12_ref.datalen = _res_conv_12->arr_len;
                _res_conv_12_ref.data = MALLOC(_res_conv_12_ref.datalen, "LDKCVec_u8Z Bytes");
-               memcpy(_res_conv_12_ref.data, (uint8_t*)(_res_conv_12 + 4), _res_conv_12_ref.datalen);
+               memcpy(_res_conv_12_ref.data, _res_conv_12->elems, _res_conv_12_ref.datalen); FREE(_res_conv_12);
                _res_constr.data[m] = _res_conv_12_ref;
        }
        CVec_CVec_u8ZZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_ok(ptrArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_ok"))) TS_CResult_CVec_CVec_u8ZZNoneZ_ok(ptrArray o) {
        LDKCVec_CVec_u8ZZ o_constr;
-       o_constr.datalen = *((uint32_t*)o);
+       o_constr.datalen = o->arr_len;
        if (o_constr.datalen > 0)
                o_constr.data = MALLOC(o_constr.datalen * sizeof(LDKCVec_u8Z), "LDKCVec_CVec_u8ZZ Elements");
        else
                o_constr.data = NULL;
-       int8_tArray* o_vals = (int8_tArray*)(o + 4);
+       int8_tArray* o_vals = (void*) o->elems /* XXX o leaks */;
        for (size_t m = 0; m < o_constr.datalen; m++) {
                int8_tArray o_conv_12 = o_vals[m];
                LDKCVec_u8Z o_conv_12_ref;
-               o_conv_12_ref.datalen = *((uint32_t*)o_conv_12);
+               o_conv_12_ref.datalen = o_conv_12->arr_len;
                o_conv_12_ref.data = MALLOC(o_conv_12_ref.datalen, "LDKCVec_u8Z Bytes");
-               memcpy(o_conv_12_ref.data, (uint8_t*)(o_conv_12 + 4), o_conv_12_ref.datalen);
+               memcpy(o_conv_12_ref.data, o_conv_12->elems, o_conv_12_ref.datalen); FREE(o_conv_12);
                o_constr.data[m] = o_conv_12_ref;
        }
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_ok(o_constr);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_err"))) TS_CResult_CVec_CVec_u8ZZNoneZ_err() {
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_is_ok"))) TS_CResult_CVec_CVec_u8ZZNoneZ_is_ok(uint32_t o) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* o_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(o & ~1);
        jboolean ret_val = CResult_CVec_CVec_u8ZZNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_free"))) TS_CResult_CVec_CVec_u8ZZNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_CVec_u8ZZNoneZ _res_conv = *(LDKCResult_CVec_CVec_u8ZZNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CVec_CVec_u8ZZNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR arg) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_clone_ptr"))) TS_CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* arg_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_CVec_u8ZZNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_CVec_u8ZZNoneZ_clone"))) TS_CResult_CVec_CVec_u8ZZNoneZ_clone(uint32_t orig) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* orig_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(orig & ~1);
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_ok"))) TS_CResult_InMemorySignerDecodeErrorZ_ok(uint32_t o) {
        LDKInMemorySigner o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -11020,10 +13526,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecode
        o_conv = InMemorySigner_clone(&o_conv);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_err"))) TS_CResult_InMemorySignerDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -11031,53 +13537,53 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_is_ok"))) TS_CResult_InMemorySignerDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_InMemorySignerDecodeErrorZ* o_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InMemorySignerDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_free"))) TS_CResult_InMemorySignerDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InMemorySignerDecodeErrorZ _res_conv = *(LDKCResult_InMemorySignerDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InMemorySignerDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_InMemorySignerDecodeErrorZ_clone_ptr(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_InMemorySignerDecodeErrorZ_clone_ptr(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_clone_ptr"))) TS_CResult_InMemorySignerDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_InMemorySignerDecodeErrorZ* arg_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_InMemorySignerDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_InMemorySignerDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InMemorySignerDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_InMemorySignerDecodeErrorZ_clone"))) TS_CResult_InMemorySignerDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_InMemorySignerDecodeErrorZ* orig_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(orig & ~1);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_TxOutZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_TxOutZ_free"))) TS_CVec_TxOutZ_free(uint32_tArray _res) {
        LDKCVec_TxOutZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKTxOut), "LDKCVec_TxOutZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                uint32_t _res_conv_7 = _res_vals[h];
-               void* _res_conv_7_ptr = (void*)(((uint64_t)_res_conv_7) & ~1);
+               void* _res_conv_7_ptr = (void*)(((uintptr_t)_res_conv_7) & ~1);
                CHECK_ACCESS(_res_conv_7_ptr);
                LDKTxOut _res_conv_7_conv = *(LDKTxOut*)(_res_conv_7_ptr);
                FREE((void*)_res_conv_7);
@@ -11086,280 +13592,159 @@ void  __attribute__((visibility("default"))) TS_CVec_TxOutZ_free(uint32_tArray _
        CVec_TxOutZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_TransactionNoneZ_ok"))) TS_CResult_TransactionNoneZ_ok(int8_tArray o) {
        LDKTransaction o_ref;
-       o_ref.datalen = *((uint32_t*)o);
+       o_ref.datalen = o->arr_len;
        o_ref.data = MALLOC(o_ref.datalen, "LDKTransaction Bytes");
-       memcpy(o_ref.data, (uint8_t*)(o + 4), o_ref.datalen);
+       memcpy(o_ref.data, o->elems, o_ref.datalen); FREE(o);
        o_ref.data_is_owned = true;
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_TransactionNoneZ_err"))) TS_CResult_TransactionNoneZ_err() {
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_TransactionNoneZ_is_ok"))) TS_CResult_TransactionNoneZ_is_ok(uint32_t o) {
        LDKCResult_TransactionNoneZ* o_conv = (LDKCResult_TransactionNoneZ*)(o & ~1);
        jboolean ret_val = CResult_TransactionNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_TransactionNoneZ_free"))) TS_CResult_TransactionNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TransactionNoneZ _res_conv = *(LDKCResult_TransactionNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_TransactionNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_TransactionNoneZ_clone_ptr(LDKCResult_TransactionNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_TransactionNoneZ_clone_ptr(LDKCResult_TransactionNoneZ *NONNULL_PTR arg) {
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_TransactionNoneZ_clone_ptr"))) TS_CResult_TransactionNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_TransactionNoneZ* arg_conv = (LDKCResult_TransactionNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_TransactionNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_TransactionNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_TransactionNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_TransactionNoneZ_clone"))) TS_CResult_TransactionNoneZ_clone(uint32_t orig) {
        LDKCResult_TransactionNoneZ* orig_conv = (LDKCResult_TransactionNoneZ*)(orig & ~1);
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-static inline uint64_t C2Tuple_BlockHashChannelMonitorZ_clone_ptr(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR arg) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(arg);
-       return ((uint64_t)ret_conv);
-}
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_clone_ptr(uint32_t arg) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* arg_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_BlockHashChannelMonitorZ_clone_ptr(arg_conv);
-       return ret_val;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_clone(uint32_t orig) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* orig_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(orig & ~1);
-       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_new(int8_tArray a, uint32_t b) {
-       LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
-       LDKChannelMonitor b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = (b & 1) || (b == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
-       b_conv = ChannelMonitor_clone(&b_conv);
-       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_new(a_ref, b_conv);
-       return ((uint64_t)ret_conv);
-}
-
-void  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_free(uint32_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKC2Tuple_BlockHashChannelMonitorZ _res_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(_res_ptr);
-       FREE((void*)_res);
-       C2Tuple_BlockHashChannelMonitorZ_free(_res_conv);
-}
-
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_BlockHashChannelMonitorZZ_free(uint32_tArray _res) {
-       LDKCVec_C2Tuple_BlockHashChannelMonitorZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKCVec_C2Tuple_BlockHashChannelMonitorZZ Elements");
-       else
-               _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
-       for (size_t j = 0; j < _res_constr.datalen; j++) {
-               uint32_t _res_conv_35 = _res_vals[j];
-               void* _res_conv_35_ptr = (void*)(((uint64_t)_res_conv_35) & ~1);
-               CHECK_ACCESS(_res_conv_35_ptr);
-               LDKC2Tuple_BlockHashChannelMonitorZ _res_conv_35_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(_res_conv_35_ptr);
-               FREE((void*)_res_conv_35);
-               _res_constr.data[j] = _res_conv_35_conv;
-       }
-       CVec_C2Tuple_BlockHashChannelMonitorZZ_free(_res_constr);
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_ok(uint32_tArray o) {
-       LDKCVec_C2Tuple_BlockHashChannelMonitorZZ o_constr;
-       o_constr.datalen = *((uint32_t*)o);
-       if (o_constr.datalen > 0)
-               o_constr.data = MALLOC(o_constr.datalen * sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKCVec_C2Tuple_BlockHashChannelMonitorZZ Elements");
-       else
-               o_constr.data = NULL;
-       uint32_t* o_vals = (uint32_t*)(o + 4);
-       for (size_t j = 0; j < o_constr.datalen; j++) {
-               uint32_t o_conv_35 = o_vals[j];
-               void* o_conv_35_ptr = (void*)(((uint64_t)o_conv_35) & ~1);
-               CHECK_ACCESS(o_conv_35_ptr);
-               LDKC2Tuple_BlockHashChannelMonitorZ o_conv_35_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(o_conv_35_ptr);
-               o_conv_35_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)(((uint64_t)o_conv_35) & ~1));
-               o_constr.data[j] = o_conv_35_conv;
-       }
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
-       *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_ok(o_constr);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_err(uint32_t e) {
-       LDKIOError e_conv = LDKIOError_from_js(e);
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
-       *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
-}
-
-jboolean  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_is_ok(uint32_t o) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* o_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(o & ~1);
-       jboolean ret_val = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_is_ok(o_conv);
-       return ret_val;
-}
-
-void  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_free(uint32_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ _res_conv = *(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_free(_res_conv);
-}
-
-static inline uint64_t CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ *NONNULL_PTR arg) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
-       *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
-}
-int64_t  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(uint32_t arg) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* arg_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(arg_conv);
-       return ret_val;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone(uint32_t orig) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* orig_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(orig & ~1);
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
-       *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_COption_u16Z_some(int16_t o) {
+uint32_t  __attribute__((export_name("TS_COption_u16Z_some"))) TS_COption_u16Z_some(int16_t o) {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_some(o);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u16Z_none() {
+uint32_t  __attribute__((export_name("TS_COption_u16Z_none"))) TS_COption_u16Z_none() {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_u16Z_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_u16Z_free"))) TS_COption_u16Z_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_u16Z _res_conv = *(LDKCOption_u16Z*)(_res_ptr);
        FREE((void*)_res);
        COption_u16Z_free(_res_conv);
 }
 
-static inline uint64_t COption_u16Z_clone_ptr(LDKCOption_u16Z *NONNULL_PTR arg) {
+static inline uintptr_t COption_u16Z_clone_ptr(LDKCOption_u16Z *NONNULL_PTR arg) {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_u16Z_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_u16Z_clone_ptr"))) TS_COption_u16Z_clone_ptr(uint32_t arg) {
        LDKCOption_u16Z* arg_conv = (LDKCOption_u16Z*)arg;
-       int64_t ret_val = COption_u16Z_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_u16Z_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_u16Z_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_u16Z_clone"))) TS_COption_u16Z_clone(uint32_t orig) {
        LDKCOption_u16Z* orig_conv = (LDKCOption_u16Z*)orig;
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_ok"))) TS_CResult_NoneAPIErrorZ_ok() {
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_err"))) TS_CResult_NoneAPIErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uint64_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_is_ok"))) TS_CResult_NoneAPIErrorZ_is_ok(uint32_t o) {
        LDKCResult_NoneAPIErrorZ* o_conv = (LDKCResult_NoneAPIErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NoneAPIErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_free"))) TS_CResult_NoneAPIErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneAPIErrorZ _res_conv = *(LDKCResult_NoneAPIErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NoneAPIErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NoneAPIErrorZ_clone_ptr(LDKCResult_NoneAPIErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NoneAPIErrorZ_clone_ptr(LDKCResult_NoneAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_clone_ptr"))) TS_CResult_NoneAPIErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NoneAPIErrorZ* arg_conv = (LDKCResult_NoneAPIErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneAPIErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NoneAPIErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneAPIErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneAPIErrorZ_clone"))) TS_CResult_NoneAPIErrorZ_clone(uint32_t orig) {
        LDKCResult_NoneAPIErrorZ* orig_conv = (LDKCResult_NoneAPIErrorZ*)(orig & ~1);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_CResult_NoneAPIErrorZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_CResult_NoneAPIErrorZZ_free"))) TS_CVec_CResult_NoneAPIErrorZZ_free(uint32_tArray _res) {
        LDKCVec_CResult_NoneAPIErrorZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKCResult_NoneAPIErrorZ), "LDKCVec_CResult_NoneAPIErrorZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t w = 0; w < _res_constr.datalen; w++) {
                uint32_t _res_conv_22 = _res_vals[w];
-               void* _res_conv_22_ptr = (void*)(((uint64_t)_res_conv_22) & ~1);
+               void* _res_conv_22_ptr = (void*)(((uintptr_t)_res_conv_22) & ~1);
                CHECK_ACCESS(_res_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ _res_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(_res_conv_22_ptr);
                FREE((void*)_res_conv_22);
@@ -11368,17 +13753,17 @@ void  __attribute__((visibility("default"))) TS_CVec_CResult_NoneAPIErrorZZ_free
        CVec_CResult_NoneAPIErrorZZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_APIErrorZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_APIErrorZ_free"))) TS_CVec_APIErrorZ_free(uint32_tArray _res) {
        LDKCVec_APIErrorZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKAPIError), "LDKCVec_APIErrorZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t k = 0; k < _res_constr.datalen; k++) {
                uint32_t _res_conv_10 = _res_vals[k];
-               void* _res_conv_10_ptr = (void*)(((uint64_t)_res_conv_10) & ~1);
+               void* _res_conv_10_ptr = (void*)(((uintptr_t)_res_conv_10) & ~1);
                CHECK_ACCESS(_res_conv_10_ptr);
                LDKAPIError _res_conv_10_conv = *(LDKAPIError*)(_res_conv_10_ptr);
                FREE((void*)_res_conv_10);
@@ -11387,262 +13772,262 @@ void  __attribute__((visibility("default"))) TS_CVec_APIErrorZ_free(uint32_tArra
        CVec_APIErrorZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult__u832APIErrorZ_ok"))) TS_CResult__u832APIErrorZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult__u832APIErrorZ_err"))) TS_CResult__u832APIErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uint64_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult__u832APIErrorZ_is_ok"))) TS_CResult__u832APIErrorZ_is_ok(uint32_t o) {
        LDKCResult__u832APIErrorZ* o_conv = (LDKCResult__u832APIErrorZ*)(o & ~1);
        jboolean ret_val = CResult__u832APIErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult__u832APIErrorZ_free"))) TS_CResult__u832APIErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult__u832APIErrorZ _res_conv = *(LDKCResult__u832APIErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult__u832APIErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult__u832APIErrorZ_clone_ptr(LDKCResult__u832APIErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult__u832APIErrorZ_clone_ptr(LDKCResult__u832APIErrorZ *NONNULL_PTR arg) {
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult__u832APIErrorZ_clone_ptr"))) TS_CResult__u832APIErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult__u832APIErrorZ* arg_conv = (LDKCResult__u832APIErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult__u832APIErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult__u832APIErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult__u832APIErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult__u832APIErrorZ_clone"))) TS_CResult__u832APIErrorZ_clone(uint32_t orig) {
        LDKCResult__u832APIErrorZ* orig_conv = (LDKCResult__u832APIErrorZ*)(orig & ~1);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_ok"))) TS_CResult_PaymentIdPaymentSendFailureZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = CResult_PaymentIdPaymentSendFailureZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_err"))) TS_CResult_PaymentIdPaymentSendFailureZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uint64_t)e) & ~1));
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = CResult_PaymentIdPaymentSendFailureZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_is_ok"))) TS_CResult_PaymentIdPaymentSendFailureZ_is_ok(uint32_t o) {
        LDKCResult_PaymentIdPaymentSendFailureZ* o_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(o & ~1);
        jboolean ret_val = CResult_PaymentIdPaymentSendFailureZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_free"))) TS_CResult_PaymentIdPaymentSendFailureZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentIdPaymentSendFailureZ _res_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PaymentIdPaymentSendFailureZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PaymentIdPaymentSendFailureZ_clone_ptr(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PaymentIdPaymentSendFailureZ_clone_ptr(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR arg) {
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = CResult_PaymentIdPaymentSendFailureZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_clone_ptr"))) TS_CResult_PaymentIdPaymentSendFailureZ_clone_ptr(uint32_t arg) {
        LDKCResult_PaymentIdPaymentSendFailureZ* arg_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(arg & ~1);
-       int64_t ret_val = CResult_PaymentIdPaymentSendFailureZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PaymentIdPaymentSendFailureZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentSendFailureZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentSendFailureZ_clone"))) TS_CResult_PaymentIdPaymentSendFailureZ_clone(uint32_t orig) {
        LDKCResult_PaymentIdPaymentSendFailureZ* orig_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(orig & ~1);
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = CResult_PaymentIdPaymentSendFailureZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_ok"))) TS_CResult_NonePaymentSendFailureZ_ok() {
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_err"))) TS_CResult_NonePaymentSendFailureZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uint64_t)e) & ~1));
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_is_ok"))) TS_CResult_NonePaymentSendFailureZ_is_ok(uint32_t o) {
        LDKCResult_NonePaymentSendFailureZ* o_conv = (LDKCResult_NonePaymentSendFailureZ*)(o & ~1);
        jboolean ret_val = CResult_NonePaymentSendFailureZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_free"))) TS_CResult_NonePaymentSendFailureZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NonePaymentSendFailureZ _res_conv = *(LDKCResult_NonePaymentSendFailureZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NonePaymentSendFailureZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NonePaymentSendFailureZ_clone_ptr(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NonePaymentSendFailureZ_clone_ptr(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR arg) {
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_clone_ptr"))) TS_CResult_NonePaymentSendFailureZ_clone_ptr(uint32_t arg) {
        LDKCResult_NonePaymentSendFailureZ* arg_conv = (LDKCResult_NonePaymentSendFailureZ*)(arg & ~1);
-       int64_t ret_val = CResult_NonePaymentSendFailureZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NonePaymentSendFailureZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePaymentSendFailureZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NonePaymentSendFailureZ_clone"))) TS_CResult_NonePaymentSendFailureZ_clone(uint32_t orig) {
        LDKCResult_NonePaymentSendFailureZ* orig_conv = (LDKCResult_NonePaymentSendFailureZ*)(orig & ~1);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C2Tuple_PaymentHashPaymentIdZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_PaymentHashPaymentIdZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR arg) {
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_clone_ptr"))) TS_C2Tuple_PaymentHashPaymentIdZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_PaymentHashPaymentIdZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_PaymentHashPaymentIdZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_PaymentHashPaymentIdZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_clone"))) TS_C2Tuple_PaymentHashPaymentIdZ_clone(uint32_t orig) {
        LDKC2Tuple_PaymentHashPaymentIdZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(orig & ~1);
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_new(int8_tArray a, int8_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_new"))) TS_C2Tuple_PaymentHashPaymentIdZ_new(int8_tArray a, int8_tArray b) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKThirtyTwoBytes b_ref;
-       CHECK(*((uint32_t*)b) == 32);
-       memcpy(b_ref.data, (uint8_t*)(b + 4), 32);
+       CHECK(b->arr_len == 32);
+       memcpy(b_ref.data, b->elems, 32); FREE(b);
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_new(a_ref, b_ref);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentIdZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentIdZ_free"))) TS_C2Tuple_PaymentHashPaymentIdZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_PaymentHashPaymentIdZ _res_conv = *(LDKC2Tuple_PaymentHashPaymentIdZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_PaymentHashPaymentIdZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentIdZ o_conv = *(LDKC2Tuple_PaymentHashPaymentIdZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentIdZ_clone((LDKC2Tuple_PaymentHashPaymentIdZ*)(((uint64_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentIdZ_clone((LDKC2Tuple_PaymentHashPaymentIdZ*)(((uintptr_t)o) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uint64_t)e) & ~1));
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok(uint32_t o) {
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(o & ~1);
        jboolean ret_val = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(uint32_t arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(arg & ~1);
-       int64_t ret_val = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone"))) TS_CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(uint32_t orig) {
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(orig & ~1);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_NetAddressZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_NetAddressZ_free"))) TS_CVec_NetAddressZ_free(uint32_tArray _res) {
        LDKCVec_NetAddressZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                uint32_t _res_conv_12 = _res_vals[m];
-               void* _res_conv_12_ptr = (void*)(((uint64_t)_res_conv_12) & ~1);
+               void* _res_conv_12_ptr = (void*)(((uintptr_t)_res_conv_12) & ~1);
                CHECK_ACCESS(_res_conv_12_ptr);
                LDKNetAddress _res_conv_12_conv = *(LDKNetAddress*)(_res_conv_12_ptr);
                FREE((void*)_res_conv_12);
@@ -11651,307 +14036,527 @@ void  __attribute__((visibility("default"))) TS_CVec_NetAddressZ_free(uint32_tAr
        CVec_NetAddressZ_free(_res_constr);
 }
 
-static inline uint64_t C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR arg) {
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_clone_ptr"))) TS_C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_PaymentHashPaymentSecretZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_clone"))) TS_C2Tuple_PaymentHashPaymentSecretZ_clone(uint32_t orig) {
        LDKC2Tuple_PaymentHashPaymentSecretZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(orig & ~1);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_new(int8_tArray a, int8_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_new"))) TS_C2Tuple_PaymentHashPaymentSecretZ_new(int8_tArray a, int8_tArray b) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKThirtyTwoBytes b_ref;
-       CHECK(*((uint32_t*)b) == 32);
-       memcpy(b_ref.data, (uint8_t*)(b + 4), 32);
+       CHECK(b->arr_len == 32);
+       memcpy(b_ref.data, b->elems, 32); FREE(b);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_new(a_ref, b_ref);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_PaymentHashPaymentSecretZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_PaymentHashPaymentSecretZ_free"))) TS_C2Tuple_PaymentHashPaymentSecretZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ _res_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_PaymentHashPaymentSecretZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ o_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uint64_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uintptr_t)o) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err() {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok(uint32_t o) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(o & ~1);
        jboolean ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(uint32_t orig) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(orig & ~1);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ o_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uint64_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uintptr_t)o) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uint64_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok(uint32_t o) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(o & ~1);
        jboolean ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone"))) TS_CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(uint32_t orig) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(orig & ~1);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_ok"))) TS_CResult_PaymentSecretNoneZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_err"))) TS_CResult_PaymentSecretNoneZ_err() {
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_is_ok"))) TS_CResult_PaymentSecretNoneZ_is_ok(uint32_t o) {
        LDKCResult_PaymentSecretNoneZ* o_conv = (LDKCResult_PaymentSecretNoneZ*)(o & ~1);
        jboolean ret_val = CResult_PaymentSecretNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_free"))) TS_CResult_PaymentSecretNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentSecretNoneZ _res_conv = *(LDKCResult_PaymentSecretNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PaymentSecretNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PaymentSecretNoneZ_clone_ptr(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PaymentSecretNoneZ_clone_ptr(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR arg) {
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_clone_ptr"))) TS_CResult_PaymentSecretNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_PaymentSecretNoneZ* arg_conv = (LDKCResult_PaymentSecretNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_PaymentSecretNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PaymentSecretNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretNoneZ_clone"))) TS_CResult_PaymentSecretNoneZ_clone(uint32_t orig) {
        LDKCResult_PaymentSecretNoneZ* orig_conv = (LDKCResult_PaymentSecretNoneZ*)(orig & ~1);
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_ok"))) TS_CResult_PaymentSecretAPIErrorZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_err"))) TS_CResult_PaymentSecretAPIErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uint64_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_is_ok"))) TS_CResult_PaymentSecretAPIErrorZ_is_ok(uint32_t o) {
        LDKCResult_PaymentSecretAPIErrorZ* o_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PaymentSecretAPIErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_free"))) TS_CResult_PaymentSecretAPIErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentSecretAPIErrorZ _res_conv = *(LDKCResult_PaymentSecretAPIErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PaymentSecretAPIErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PaymentSecretAPIErrorZ_clone_ptr(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PaymentSecretAPIErrorZ_clone_ptr(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_clone_ptr"))) TS_CResult_PaymentSecretAPIErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PaymentSecretAPIErrorZ* arg_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PaymentSecretAPIErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PaymentSecretAPIErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentSecretAPIErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentSecretAPIErrorZ_clone"))) TS_CResult_PaymentSecretAPIErrorZ_clone(uint32_t orig) {
        LDKCResult_PaymentSecretAPIErrorZ* orig_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(orig & ~1);
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_ok"))) TS_CResult_PaymentPreimageAPIErrorZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_err"))) TS_CResult_PaymentPreimageAPIErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uint64_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_is_ok"))) TS_CResult_PaymentPreimageAPIErrorZ_is_ok(uint32_t o) {
        LDKCResult_PaymentPreimageAPIErrorZ* o_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PaymentPreimageAPIErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_free"))) TS_CResult_PaymentPreimageAPIErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentPreimageAPIErrorZ _res_conv = *(LDKCResult_PaymentPreimageAPIErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PaymentPreimageAPIErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PaymentPreimageAPIErrorZ_clone_ptr(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PaymentPreimageAPIErrorZ_clone_ptr(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_clone_ptr"))) TS_CResult_PaymentPreimageAPIErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PaymentPreimageAPIErrorZ* arg_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PaymentPreimageAPIErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PaymentPreimageAPIErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentPreimageAPIErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentPreimageAPIErrorZ_clone"))) TS_CResult_PaymentPreimageAPIErrorZ_clone(uint32_t orig) {
        LDKCResult_PaymentPreimageAPIErrorZ* orig_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(orig & ~1);
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_ok"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_ok(uint32_t o) {
+       LDKCounterpartyForwardingInfo o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = CounterpartyForwardingInfo_clone(&o_conv);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_err"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_is_ok"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* o_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_CounterpartyForwardingInfoDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_free"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_CounterpartyForwardingInfoDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_clone"))) TS_CResult_CounterpartyForwardingInfoDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
+       *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_ok"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_ok(uint32_t o) {
+       LDKChannelCounterparty o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = ChannelCounterparty_clone(&o_conv);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
+       *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_err"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
+       *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_is_ok"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* o_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_ChannelCounterpartyDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_free"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ _res_conv = *(LDKCResult_ChannelCounterpartyDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_ChannelCounterpartyDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
+       *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* arg_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelCounterpartyDecodeErrorZ_clone"))) TS_CResult_ChannelCounterpartyDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* orig_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
+       *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_ok"))) TS_CResult_ChannelDetailsDecodeErrorZ_ok(uint32_t o) {
+       LDKChannelDetails o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = ChannelDetails_clone(&o_conv);
+       LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
+       *ret_conv = CResult_ChannelDetailsDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_err"))) TS_CResult_ChannelDetailsDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
+       *ret_conv = CResult_ChannelDetailsDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_is_ok"))) TS_CResult_ChannelDetailsDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* o_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_ChannelDetailsDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_free"))) TS_CResult_ChannelDetailsDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_ChannelDetailsDecodeErrorZ _res_conv = *(LDKCResult_ChannelDetailsDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_ChannelDetailsDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_ChannelDetailsDecodeErrorZ_clone_ptr(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
+       *ret_conv = CResult_ChannelDetailsDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelDetailsDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* arg_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_ChannelDetailsDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_ChannelDetailsDecodeErrorZ_clone"))) TS_CResult_ChannelDetailsDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* orig_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
+       *ret_conv = CResult_ChannelDetailsDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_ok"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_ok(uint32_t o) {
+       LDKPhantomRouteHints o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = PhantomRouteHints_clone(&o_conv);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
+       *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_err"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
+       *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_is_ok"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* o_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_PhantomRouteHintsDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_ChannelMonitorZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_free"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ _res_conv = *(LDKCResult_PhantomRouteHintsDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_PhantomRouteHintsDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
+       *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* arg_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_PhantomRouteHintsDecodeErrorZ_clone"))) TS_CResult_PhantomRouteHintsDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* orig_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
+       *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
+}
+
+void  __attribute__((export_name("TS_CVec_ChannelMonitorZ_free"))) TS_CVec_ChannelMonitorZ_free(uint32_tArray _res) {
        LDKCVec_ChannelMonitorZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKChannelMonitor), "LDKCVec_ChannelMonitorZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t q = 0; q < _res_constr.datalen; q++) {
                uint32_t _res_conv_16 = _res_vals[q];
                LDKChannelMonitor _res_conv_16_conv;
@@ -11963,40 +14568,40 @@ void  __attribute__((visibility("default"))) TS_CVec_ChannelMonitorZ_free(uint32
        CVec_ChannelMonitorZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelManagerZ_new(int8_tArray a, uint32_t b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelManagerZ_new"))) TS_C2Tuple_BlockHashChannelManagerZ_new(int8_tArray a, uint32_t b) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKChannelManager b_conv;
        b_conv.inner = (void*)(b & (~1));
        b_conv.is_owned = (b & 1) || (b == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
-       // Warning: we need a move here but no clone is available for LDKChannelManager
+       // WARNING: we need a move here but no clone is available for LDKChannelManager
        LDKC2Tuple_BlockHashChannelManagerZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelManagerZ), "LDKC2Tuple_BlockHashChannelManagerZ");
        *ret_conv = C2Tuple_BlockHashChannelManagerZ_new(a_ref, b_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelManagerZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_BlockHashChannelManagerZ_free"))) TS_C2Tuple_BlockHashChannelManagerZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_BlockHashChannelManagerZ _res_conv = *(LDKC2Tuple_BlockHashChannelManagerZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_BlockHashChannelManagerZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_ok"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_BlockHashChannelManagerZ o_conv = *(LDKC2Tuple_BlockHashChannelManagerZ*)(o_ptr);
-       // Warning: we may need a move here but no clone is available for LDKC2Tuple_BlockHashChannelManagerZ
+       // WARNING: we may need a move here but no clone is available for LDKC2Tuple_BlockHashChannelManagerZ
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12004,25 +14609,25 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashCha
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free"))) TS_CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ _res_conv = *(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_ok"))) TS_CResult_ChannelConfigDecodeErrorZ_ok(uint32_t o) {
        LDKChannelConfig o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12030,10 +14635,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeE
        o_conv = ChannelConfig_clone(&o_conv);
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_err"))) TS_CResult_ChannelConfigDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12041,43 +14646,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_is_ok"))) TS_CResult_ChannelConfigDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelConfigDecodeErrorZ* o_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelConfigDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_free"))) TS_CResult_ChannelConfigDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelConfigDecodeErrorZ _res_conv = *(LDKCResult_ChannelConfigDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelConfigDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelConfigDecodeErrorZ_clone_ptr(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelConfigDecodeErrorZ_clone_ptr(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelConfigDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelConfigDecodeErrorZ* arg_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelConfigDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelConfigDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelConfigDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelConfigDecodeErrorZ_clone"))) TS_CResult_ChannelConfigDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelConfigDecodeErrorZ* orig_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_ok"))) TS_CResult_OutPointDecodeErrorZ_ok(uint32_t o) {
        LDKOutPoint o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12085,10 +14690,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ
        o_conv = OutPoint_clone(&o_conv);
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_err"))) TS_CResult_OutPointDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12096,99 +14701,99 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_is_ok"))) TS_CResult_OutPointDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_OutPointDecodeErrorZ* o_conv = (LDKCResult_OutPointDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_OutPointDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_free"))) TS_CResult_OutPointDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_OutPointDecodeErrorZ _res_conv = *(LDKCResult_OutPointDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_OutPointDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_OutPointDecodeErrorZ_clone_ptr(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_OutPointDecodeErrorZ_clone_ptr(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_clone_ptr"))) TS_CResult_OutPointDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_OutPointDecodeErrorZ* arg_conv = (LDKCResult_OutPointDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_OutPointDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_OutPointDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OutPointDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_OutPointDecodeErrorZ_clone"))) TS_CResult_OutPointDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_OutPointDecodeErrorZ* orig_conv = (LDKCResult_OutPointDecodeErrorZ*)(orig & ~1);
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_TypeZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_TypeZ_some"))) TS_COption_TypeZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKType o_conv = *(LDKType*)(o_ptr);
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_TypeZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_TypeZ_none"))) TS_COption_TypeZ_none() {
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_TypeZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_TypeZ_free"))) TS_COption_TypeZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_TypeZ _res_conv = *(LDKCOption_TypeZ*)(_res_ptr);
        FREE((void*)_res);
        COption_TypeZ_free(_res_conv);
 }
 
-static inline uint64_t COption_TypeZ_clone_ptr(LDKCOption_TypeZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_TypeZ_clone_ptr(LDKCOption_TypeZ *NONNULL_PTR arg) {
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_TypeZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_TypeZ_clone_ptr"))) TS_COption_TypeZ_clone_ptr(uint32_t arg) {
        LDKCOption_TypeZ* arg_conv = (LDKCOption_TypeZ*)arg;
-       int64_t ret_val = COption_TypeZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_TypeZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_TypeZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_TypeZ_clone"))) TS_COption_TypeZ_clone(uint32_t orig) {
        LDKCOption_TypeZ* orig_conv = (LDKCOption_TypeZ*)orig;
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_ok"))) TS_CResult_COption_TypeZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKCOption_TypeZ o_conv = *(LDKCOption_TypeZ*)(o_ptr);
-       o_conv = COption_TypeZ_clone((LDKCOption_TypeZ*)(((uint64_t)o) & ~1));
+       o_conv = COption_TypeZ_clone((LDKCOption_TypeZ*)(((uintptr_t)o) & ~1));
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_err"))) TS_CResult_COption_TypeZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12196,141 +14801,141 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_is_ok"))) TS_CResult_COption_TypeZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_COption_TypeZDecodeErrorZ* o_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_COption_TypeZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_free"))) TS_CResult_COption_TypeZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_TypeZDecodeErrorZ _res_conv = *(LDKCResult_COption_TypeZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_COption_TypeZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_COption_TypeZDecodeErrorZ_clone_ptr(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_COption_TypeZDecodeErrorZ_clone_ptr(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_clone_ptr"))) TS_CResult_COption_TypeZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_COption_TypeZDecodeErrorZ* arg_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_COption_TypeZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_COption_TypeZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_TypeZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_TypeZDecodeErrorZ_clone"))) TS_CResult_COption_TypeZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_COption_TypeZDecodeErrorZ* orig_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(orig & ~1);
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_ok"))) TS_CResult_PaymentIdPaymentErrorZ_ok(int8_tArray o) {
        LDKThirtyTwoBytes o_ref;
-       CHECK(*((uint32_t*)o) == 32);
-       memcpy(o_ref.data, (uint8_t*)(o + 4), 32);
+       CHECK(o->arr_len == 32);
+       memcpy(o_ref.data, o->elems, 32); FREE(o);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_err"))) TS_CResult_PaymentIdPaymentErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKPaymentError e_conv = *(LDKPaymentError*)(e_ptr);
-       e_conv = PaymentError_clone((LDKPaymentError*)(((uint64_t)e) & ~1));
+       e_conv = PaymentError_clone((LDKPaymentError*)(((uintptr_t)e) & ~1));
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_is_ok"))) TS_CResult_PaymentIdPaymentErrorZ_is_ok(uint32_t o) {
        LDKCResult_PaymentIdPaymentErrorZ* o_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PaymentIdPaymentErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_free"))) TS_CResult_PaymentIdPaymentErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentIdPaymentErrorZ _res_conv = *(LDKCResult_PaymentIdPaymentErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PaymentIdPaymentErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PaymentIdPaymentErrorZ_clone_ptr(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PaymentIdPaymentErrorZ_clone_ptr(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_clone_ptr"))) TS_CResult_PaymentIdPaymentErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PaymentIdPaymentErrorZ* arg_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PaymentIdPaymentErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PaymentIdPaymentErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PaymentIdPaymentErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PaymentIdPaymentErrorZ_clone"))) TS_CResult_PaymentIdPaymentErrorZ_clone(uint32_t orig) {
        LDKCResult_PaymentIdPaymentErrorZ* orig_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(orig & ~1);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_ok"))) TS_CResult_SiPrefixNoneZ_ok(uint32_t o) {
        LDKSiPrefix o_conv = LDKSiPrefix_from_js(o);
        LDKCResult_SiPrefixNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixNoneZ), "LDKCResult_SiPrefixNoneZ");
        *ret_conv = CResult_SiPrefixNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_err"))) TS_CResult_SiPrefixNoneZ_err() {
        LDKCResult_SiPrefixNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixNoneZ), "LDKCResult_SiPrefixNoneZ");
        *ret_conv = CResult_SiPrefixNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_is_ok"))) TS_CResult_SiPrefixNoneZ_is_ok(uint32_t o) {
        LDKCResult_SiPrefixNoneZ* o_conv = (LDKCResult_SiPrefixNoneZ*)(o & ~1);
        jboolean ret_val = CResult_SiPrefixNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_free"))) TS_CResult_SiPrefixNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SiPrefixNoneZ _res_conv = *(LDKCResult_SiPrefixNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_SiPrefixNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_SiPrefixNoneZ_clone_ptr(LDKCResult_SiPrefixNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_SiPrefixNoneZ_clone_ptr(LDKCResult_SiPrefixNoneZ *NONNULL_PTR arg) {
        LDKCResult_SiPrefixNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixNoneZ), "LDKCResult_SiPrefixNoneZ");
        *ret_conv = CResult_SiPrefixNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_clone_ptr"))) TS_CResult_SiPrefixNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_SiPrefixNoneZ* arg_conv = (LDKCResult_SiPrefixNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_SiPrefixNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_SiPrefixNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SiPrefixNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_SiPrefixNoneZ_clone"))) TS_CResult_SiPrefixNoneZ_clone(uint32_t orig) {
        LDKCResult_SiPrefixNoneZ* orig_conv = (LDKCResult_SiPrefixNoneZ*)(orig & ~1);
        LDKCResult_SiPrefixNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixNoneZ), "LDKCResult_SiPrefixNoneZ");
        *ret_conv = CResult_SiPrefixNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceNoneZ_ok"))) TS_CResult_InvoiceNoneZ_ok(uint32_t o) {
        LDKInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12338,49 +14943,49 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_ok(uint
        o_conv = Invoice_clone(&o_conv);
        LDKCResult_InvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceNoneZ), "LDKCResult_InvoiceNoneZ");
        *ret_conv = CResult_InvoiceNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceNoneZ_err"))) TS_CResult_InvoiceNoneZ_err() {
        LDKCResult_InvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceNoneZ), "LDKCResult_InvoiceNoneZ");
        *ret_conv = CResult_InvoiceNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InvoiceNoneZ_is_ok"))) TS_CResult_InvoiceNoneZ_is_ok(uint32_t o) {
        LDKCResult_InvoiceNoneZ* o_conv = (LDKCResult_InvoiceNoneZ*)(o & ~1);
        jboolean ret_val = CResult_InvoiceNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InvoiceNoneZ_free"))) TS_CResult_InvoiceNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceNoneZ _res_conv = *(LDKCResult_InvoiceNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InvoiceNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_InvoiceNoneZ_clone_ptr(LDKCResult_InvoiceNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_InvoiceNoneZ_clone_ptr(LDKCResult_InvoiceNoneZ *NONNULL_PTR arg) {
        LDKCResult_InvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceNoneZ), "LDKCResult_InvoiceNoneZ");
        *ret_conv = CResult_InvoiceNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceNoneZ_clone_ptr"))) TS_CResult_InvoiceNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_InvoiceNoneZ* arg_conv = (LDKCResult_InvoiceNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_InvoiceNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_InvoiceNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceNoneZ_clone"))) TS_CResult_InvoiceNoneZ_clone(uint32_t orig) {
        LDKCResult_InvoiceNoneZ* orig_conv = (LDKCResult_InvoiceNoneZ*)(orig & ~1);
        LDKCResult_InvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceNoneZ), "LDKCResult_InvoiceNoneZ");
        *ret_conv = CResult_InvoiceNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_ok"))) TS_CResult_SignedRawInvoiceNoneZ_ok(uint32_t o) {
        LDKSignedRawInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12388,75 +14993,75 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNone
        o_conv = SignedRawInvoice_clone(&o_conv);
        LDKCResult_SignedRawInvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceNoneZ), "LDKCResult_SignedRawInvoiceNoneZ");
        *ret_conv = CResult_SignedRawInvoiceNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_err"))) TS_CResult_SignedRawInvoiceNoneZ_err() {
        LDKCResult_SignedRawInvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceNoneZ), "LDKCResult_SignedRawInvoiceNoneZ");
        *ret_conv = CResult_SignedRawInvoiceNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_is_ok"))) TS_CResult_SignedRawInvoiceNoneZ_is_ok(uint32_t o) {
        LDKCResult_SignedRawInvoiceNoneZ* o_conv = (LDKCResult_SignedRawInvoiceNoneZ*)(o & ~1);
        jboolean ret_val = CResult_SignedRawInvoiceNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_free"))) TS_CResult_SignedRawInvoiceNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SignedRawInvoiceNoneZ _res_conv = *(LDKCResult_SignedRawInvoiceNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_SignedRawInvoiceNoneZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_SignedRawInvoiceNoneZ_clone_ptr(LDKCResult_SignedRawInvoiceNoneZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_SignedRawInvoiceNoneZ_clone_ptr(LDKCResult_SignedRawInvoiceNoneZ *NONNULL_PTR arg) {
        LDKCResult_SignedRawInvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceNoneZ), "LDKCResult_SignedRawInvoiceNoneZ");
        *ret_conv = CResult_SignedRawInvoiceNoneZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_clone_ptr"))) TS_CResult_SignedRawInvoiceNoneZ_clone_ptr(uint32_t arg) {
        LDKCResult_SignedRawInvoiceNoneZ* arg_conv = (LDKCResult_SignedRawInvoiceNoneZ*)(arg & ~1);
-       int64_t ret_val = CResult_SignedRawInvoiceNoneZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_SignedRawInvoiceNoneZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_SignedRawInvoiceNoneZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_SignedRawInvoiceNoneZ_clone"))) TS_CResult_SignedRawInvoiceNoneZ_clone(uint32_t orig) {
        LDKCResult_SignedRawInvoiceNoneZ* orig_conv = (LDKCResult_SignedRawInvoiceNoneZ*)(orig & ~1);
        LDKCResult_SignedRawInvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceNoneZ), "LDKCResult_SignedRawInvoiceNoneZ");
        *ret_conv = CResult_SignedRawInvoiceNoneZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR arg) {
+static inline uintptr_t C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR arg) {
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
        *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(uint32_t arg) {
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* arg_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(arg & ~1);
-       int64_t ret_val = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(uint32_t orig) {
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* orig_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(orig & ~1);
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
        *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_new(uint32_t a, int8_tArray b, uint32_t c) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_new"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_new(uint32_t a, int8_tArray b, uint32_t c) {
        LDKRawInvoice a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = RawInvoice_clone(&a_conv);
        LDKThirtyTwoBytes b_ref;
-       CHECK(*((uint32_t*)b) == 32);
-       memcpy(b_ref.data, (uint8_t*)(b + 4), 32);
+       CHECK(b->arr_len == 32);
+       memcpy(b_ref.data, b->elems, 32); FREE(b);
        LDKInvoiceSignature c_conv;
        c_conv.inner = (void*)(c & (~1));
        c_conv.is_owned = (c & 1) || (c == 0);
@@ -12464,19 +15069,19 @@ uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832Invoi
        c_conv = InvoiceSignature_clone(&c_conv);
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
        *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_new(a_conv, b_ref, c_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_free"))) TS_C3Tuple_RawInvoice_u832InvoiceSignatureZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ _res_conv = *(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(_res_ptr);
        FREE((void*)_res);
        C3Tuple_RawInvoice_u832InvoiceSignatureZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_ok"))) TS_CResult_PayeePubKeyErrorZ_ok(uint32_t o) {
        LDKPayeePubKey o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12484,57 +15089,57 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_ok
        o_conv = PayeePubKey_clone(&o_conv);
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = CResult_PayeePubKeyErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_err"))) TS_CResult_PayeePubKeyErrorZ_err(uint32_t e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_js(e);
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = CResult_PayeePubKeyErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_is_ok"))) TS_CResult_PayeePubKeyErrorZ_is_ok(uint32_t o) {
        LDKCResult_PayeePubKeyErrorZ* o_conv = (LDKCResult_PayeePubKeyErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PayeePubKeyErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_free"))) TS_CResult_PayeePubKeyErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PayeePubKeyErrorZ _res_conv = *(LDKCResult_PayeePubKeyErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PayeePubKeyErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PayeePubKeyErrorZ_clone_ptr(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PayeePubKeyErrorZ_clone_ptr(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR arg) {
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = CResult_PayeePubKeyErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_clone_ptr"))) TS_CResult_PayeePubKeyErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PayeePubKeyErrorZ* arg_conv = (LDKCResult_PayeePubKeyErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PayeePubKeyErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PayeePubKeyErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PayeePubKeyErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PayeePubKeyErrorZ_clone"))) TS_CResult_PayeePubKeyErrorZ_clone(uint32_t orig) {
        LDKCResult_PayeePubKeyErrorZ* orig_conv = (LDKCResult_PayeePubKeyErrorZ*)(orig & ~1);
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = CResult_PayeePubKeyErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_PrivateRouteZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_PrivateRouteZ_free"))) TS_CVec_PrivateRouteZ_free(uint32_tArray _res) {
        LDKCVec_PrivateRouteZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPrivateRoute), "LDKCVec_PrivateRouteZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                uint32_t _res_conv_14 = _res_vals[o];
                LDKPrivateRoute _res_conv_14_conv;
@@ -12546,7 +15151,7 @@ void  __attribute__((visibility("default"))) TS_CVec_PrivateRouteZ_free(uint32_t
        CVec_PrivateRouteZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_ok"))) TS_CResult_PositiveTimestampCreationErrorZ_ok(uint32_t o) {
        LDKPositiveTimestamp o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12554,96 +15159,96 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCre
        o_conv = PositiveTimestamp_clone(&o_conv);
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = CResult_PositiveTimestampCreationErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_err"))) TS_CResult_PositiveTimestampCreationErrorZ_err(uint32_t e) {
        LDKCreationError e_conv = LDKCreationError_from_js(e);
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = CResult_PositiveTimestampCreationErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_is_ok"))) TS_CResult_PositiveTimestampCreationErrorZ_is_ok(uint32_t o) {
        LDKCResult_PositiveTimestampCreationErrorZ* o_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PositiveTimestampCreationErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_free"))) TS_CResult_PositiveTimestampCreationErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PositiveTimestampCreationErrorZ _res_conv = *(LDKCResult_PositiveTimestampCreationErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PositiveTimestampCreationErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PositiveTimestampCreationErrorZ_clone_ptr(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PositiveTimestampCreationErrorZ_clone_ptr(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR arg) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_clone_ptr"))) TS_CResult_PositiveTimestampCreationErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PositiveTimestampCreationErrorZ* arg_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PositiveTimestampCreationErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PositiveTimestampCreationErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PositiveTimestampCreationErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PositiveTimestampCreationErrorZ_clone"))) TS_CResult_PositiveTimestampCreationErrorZ_clone(uint32_t orig) {
        LDKCResult_PositiveTimestampCreationErrorZ* orig_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(orig & ~1);
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_ok"))) TS_CResult_NoneSemanticErrorZ_ok() {
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = CResult_NoneSemanticErrorZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_err"))) TS_CResult_NoneSemanticErrorZ_err(uint32_t e) {
        LDKSemanticError e_conv = LDKSemanticError_from_js(e);
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = CResult_NoneSemanticErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_is_ok"))) TS_CResult_NoneSemanticErrorZ_is_ok(uint32_t o) {
        LDKCResult_NoneSemanticErrorZ* o_conv = (LDKCResult_NoneSemanticErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NoneSemanticErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_free"))) TS_CResult_NoneSemanticErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneSemanticErrorZ _res_conv = *(LDKCResult_NoneSemanticErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NoneSemanticErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NoneSemanticErrorZ_clone_ptr(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NoneSemanticErrorZ_clone_ptr(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = CResult_NoneSemanticErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_clone_ptr"))) TS_CResult_NoneSemanticErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NoneSemanticErrorZ* arg_conv = (LDKCResult_NoneSemanticErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneSemanticErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NoneSemanticErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneSemanticErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneSemanticErrorZ_clone"))) TS_CResult_NoneSemanticErrorZ_clone(uint32_t orig) {
        LDKCResult_NoneSemanticErrorZ* orig_conv = (LDKCResult_NoneSemanticErrorZ*)(orig & ~1);
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = CResult_NoneSemanticErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_ok"))) TS_CResult_InvoiceSemanticErrorZ_ok(uint32_t o) {
        LDKInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12651,50 +15256,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticError
        o_conv = Invoice_clone(&o_conv);
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = CResult_InvoiceSemanticErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_err"))) TS_CResult_InvoiceSemanticErrorZ_err(uint32_t e) {
        LDKSemanticError e_conv = LDKSemanticError_from_js(e);
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = CResult_InvoiceSemanticErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_is_ok"))) TS_CResult_InvoiceSemanticErrorZ_is_ok(uint32_t o) {
        LDKCResult_InvoiceSemanticErrorZ* o_conv = (LDKCResult_InvoiceSemanticErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InvoiceSemanticErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_free"))) TS_CResult_InvoiceSemanticErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceSemanticErrorZ _res_conv = *(LDKCResult_InvoiceSemanticErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InvoiceSemanticErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_InvoiceSemanticErrorZ_clone_ptr(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_InvoiceSemanticErrorZ_clone_ptr(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR arg) {
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = CResult_InvoiceSemanticErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_clone_ptr"))) TS_CResult_InvoiceSemanticErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_InvoiceSemanticErrorZ* arg_conv = (LDKCResult_InvoiceSemanticErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_InvoiceSemanticErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_InvoiceSemanticErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSemanticErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSemanticErrorZ_clone"))) TS_CResult_InvoiceSemanticErrorZ_clone(uint32_t orig) {
        LDKCResult_InvoiceSemanticErrorZ* orig_conv = (LDKCResult_InvoiceSemanticErrorZ*)(orig & ~1);
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = CResult_InvoiceSemanticErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_ok"))) TS_CResult_DescriptionCreationErrorZ_ok(uint32_t o) {
        LDKDescription o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12702,101 +15307,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationE
        o_conv = Description_clone(&o_conv);
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = CResult_DescriptionCreationErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_err"))) TS_CResult_DescriptionCreationErrorZ_err(uint32_t e) {
        LDKCreationError e_conv = LDKCreationError_from_js(e);
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = CResult_DescriptionCreationErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_is_ok"))) TS_CResult_DescriptionCreationErrorZ_is_ok(uint32_t o) {
        LDKCResult_DescriptionCreationErrorZ* o_conv = (LDKCResult_DescriptionCreationErrorZ*)(o & ~1);
        jboolean ret_val = CResult_DescriptionCreationErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_free"))) TS_CResult_DescriptionCreationErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_DescriptionCreationErrorZ _res_conv = *(LDKCResult_DescriptionCreationErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_DescriptionCreationErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_DescriptionCreationErrorZ_clone_ptr(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_DescriptionCreationErrorZ_clone_ptr(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR arg) {
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = CResult_DescriptionCreationErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_clone_ptr"))) TS_CResult_DescriptionCreationErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_DescriptionCreationErrorZ* arg_conv = (LDKCResult_DescriptionCreationErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_DescriptionCreationErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_DescriptionCreationErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DescriptionCreationErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_DescriptionCreationErrorZ_clone"))) TS_CResult_DescriptionCreationErrorZ_clone(uint32_t orig) {
        LDKCResult_DescriptionCreationErrorZ* orig_conv = (LDKCResult_DescriptionCreationErrorZ*)(orig & ~1);
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = CResult_DescriptionCreationErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_ok(uint32_t o) {
-       LDKExpiryTime o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = ExpiryTime_clone(&o_conv);
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = CResult_ExpiryTimeCreationErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_err(uint32_t e) {
-       LDKCreationError e_conv = LDKCreationError_from_js(e);
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = CResult_ExpiryTimeCreationErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
-}
-
-jboolean  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_is_ok(uint32_t o) {
-       LDKCResult_ExpiryTimeCreationErrorZ* o_conv = (LDKCResult_ExpiryTimeCreationErrorZ*)(o & ~1);
-       jboolean ret_val = CResult_ExpiryTimeCreationErrorZ_is_ok(o_conv);
-       return ret_val;
-}
-
-void  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_free(uint32_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_ExpiryTimeCreationErrorZ _res_conv = *(LDKCResult_ExpiryTimeCreationErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_ExpiryTimeCreationErrorZ_free(_res_conv);
-}
-
-static inline uint64_t CResult_ExpiryTimeCreationErrorZ_clone_ptr(LDKCResult_ExpiryTimeCreationErrorZ *NONNULL_PTR arg) {
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = CResult_ExpiryTimeCreationErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
-}
-int64_t  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_clone_ptr(uint32_t arg) {
-       LDKCResult_ExpiryTimeCreationErrorZ* arg_conv = (LDKCResult_ExpiryTimeCreationErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ExpiryTimeCreationErrorZ_clone_ptr(arg_conv);
-       return ret_val;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ExpiryTimeCreationErrorZ_clone(uint32_t orig) {
-       LDKCResult_ExpiryTimeCreationErrorZ* orig_conv = (LDKCResult_ExpiryTimeCreationErrorZ*)(orig & ~1);
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = CResult_ExpiryTimeCreationErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
-}
-
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_ok"))) TS_CResult_PrivateRouteCreationErrorZ_ok(uint32_t o) {
        LDKPrivateRoute o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12804,79 +15358,79 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreation
        o_conv = PrivateRoute_clone(&o_conv);
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = CResult_PrivateRouteCreationErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_err"))) TS_CResult_PrivateRouteCreationErrorZ_err(uint32_t e) {
        LDKCreationError e_conv = LDKCreationError_from_js(e);
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = CResult_PrivateRouteCreationErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_is_ok"))) TS_CResult_PrivateRouteCreationErrorZ_is_ok(uint32_t o) {
        LDKCResult_PrivateRouteCreationErrorZ* o_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PrivateRouteCreationErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_free"))) TS_CResult_PrivateRouteCreationErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PrivateRouteCreationErrorZ _res_conv = *(LDKCResult_PrivateRouteCreationErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PrivateRouteCreationErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PrivateRouteCreationErrorZ_clone_ptr(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PrivateRouteCreationErrorZ_clone_ptr(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR arg) {
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_clone_ptr"))) TS_CResult_PrivateRouteCreationErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PrivateRouteCreationErrorZ* arg_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PrivateRouteCreationErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PrivateRouteCreationErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PrivateRouteCreationErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PrivateRouteCreationErrorZ_clone"))) TS_CResult_PrivateRouteCreationErrorZ_clone(uint32_t orig) {
        LDKCResult_PrivateRouteCreationErrorZ* orig_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(orig & ~1);
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_StringErrorZ_ok(jstring o) {
+uint32_t  __attribute__((export_name("TS_CResult_StringErrorZ_ok"))) TS_CResult_StringErrorZ_ok(jstring o) {
        LDKStr o_conv = str_ref_to_owned_c(o);
        LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
        *ret_conv = CResult_StringErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_StringErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_StringErrorZ_err"))) TS_CResult_StringErrorZ_err(uint32_t e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_js(e);
        LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
        *ret_conv = CResult_StringErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_StringErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_StringErrorZ_is_ok"))) TS_CResult_StringErrorZ_is_ok(uint32_t o) {
        LDKCResult_StringErrorZ* o_conv = (LDKCResult_StringErrorZ*)(o & ~1);
        jboolean ret_val = CResult_StringErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_StringErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_StringErrorZ_free"))) TS_CResult_StringErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_StringErrorZ _res_conv = *(LDKCResult_StringErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_StringErrorZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_ok"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_ok(uint32_t o) {
        LDKChannelMonitorUpdate o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -12884,10 +15438,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdate
        o_conv = ChannelMonitorUpdate_clone(&o_conv);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_err"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12895,100 +15449,100 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdate
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_free"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ _res_conv = *(LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelMonitorUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone"))) TS_CResult_ChannelMonitorUpdateDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_MonitorEventZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_MonitorEventZ_some"))) TS_COption_MonitorEventZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKMonitorEvent o_conv = *(LDKMonitorEvent*)(o_ptr);
-       o_conv = MonitorEvent_clone((LDKMonitorEvent*)(((uint64_t)o) & ~1));
+       o_conv = MonitorEvent_clone((LDKMonitorEvent*)(((uintptr_t)o) & ~1));
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_MonitorEventZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_MonitorEventZ_none"))) TS_COption_MonitorEventZ_none() {
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_MonitorEventZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_MonitorEventZ_free"))) TS_COption_MonitorEventZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_MonitorEventZ _res_conv = *(LDKCOption_MonitorEventZ*)(_res_ptr);
        FREE((void*)_res);
        COption_MonitorEventZ_free(_res_conv);
 }
 
-static inline uint64_t COption_MonitorEventZ_clone_ptr(LDKCOption_MonitorEventZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_MonitorEventZ_clone_ptr(LDKCOption_MonitorEventZ *NONNULL_PTR arg) {
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_MonitorEventZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_MonitorEventZ_clone_ptr"))) TS_COption_MonitorEventZ_clone_ptr(uint32_t arg) {
        LDKCOption_MonitorEventZ* arg_conv = (LDKCOption_MonitorEventZ*)arg;
-       int64_t ret_val = COption_MonitorEventZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_MonitorEventZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_MonitorEventZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_MonitorEventZ_clone"))) TS_COption_MonitorEventZ_clone(uint32_t orig) {
        LDKCOption_MonitorEventZ* orig_conv = (LDKCOption_MonitorEventZ*)orig;
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_ok"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKCOption_MonitorEventZ o_conv = *(LDKCOption_MonitorEventZ*)(o_ptr);
-       o_conv = COption_MonitorEventZ_clone((LDKCOption_MonitorEventZ*)(((uint64_t)o) & ~1));
+       o_conv = COption_MonitorEventZ_clone((LDKCOption_MonitorEventZ*)(((uintptr_t)o) & ~1));
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_err"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -12996,43 +15550,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEvent
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_is_ok"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_COption_MonitorEventZDecodeErrorZ* o_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_COption_MonitorEventZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_free"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_MonitorEventZDecodeErrorZ _res_conv = *(LDKCResult_COption_MonitorEventZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_COption_MonitorEventZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_COption_MonitorEventZDecodeErrorZ* arg_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_MonitorEventZDecodeErrorZ_clone"))) TS_CResult_COption_MonitorEventZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_COption_MonitorEventZDecodeErrorZ* orig_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(orig & ~1);
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_ok"))) TS_CResult_HTLCUpdateDecodeErrorZ_ok(uint32_t o) {
        LDKHTLCUpdate o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -13040,10 +15594,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErro
        o_conv = HTLCUpdate_clone(&o_conv);
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_err"))) TS_CResult_HTLCUpdateDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13051,132 +15605,132 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErro
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_is_ok"))) TS_CResult_HTLCUpdateDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_HTLCUpdateDecodeErrorZ* o_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_HTLCUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_free"))) TS_CResult_HTLCUpdateDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HTLCUpdateDecodeErrorZ _res_conv = *(LDKCResult_HTLCUpdateDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_HTLCUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_HTLCUpdateDecodeErrorZ_clone_ptr(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_HTLCUpdateDecodeErrorZ_clone_ptr(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_clone_ptr"))) TS_CResult_HTLCUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_HTLCUpdateDecodeErrorZ* arg_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_HTLCUpdateDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_HTLCUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_HTLCUpdateDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_HTLCUpdateDecodeErrorZ_clone"))) TS_CResult_HTLCUpdateDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_HTLCUpdateDecodeErrorZ* orig_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(orig & ~1);
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C2Tuple_OutPointScriptZ_clone_ptr(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_OutPointScriptZ_clone_ptr(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR arg) {
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_clone_ptr"))) TS_C2Tuple_OutPointScriptZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_OutPointScriptZ* arg_conv = (LDKC2Tuple_OutPointScriptZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_OutPointScriptZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_OutPointScriptZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_clone"))) TS_C2Tuple_OutPointScriptZ_clone(uint32_t orig) {
        LDKC2Tuple_OutPointScriptZ* orig_conv = (LDKC2Tuple_OutPointScriptZ*)(orig & ~1);
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_new(uint32_t a, int8_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_new"))) TS_C2Tuple_OutPointScriptZ_new(uint32_t a, int8_tArray b) {
        LDKOutPoint a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = OutPoint_clone(&a_conv);
        LDKCVec_u8Z b_ref;
-       b_ref.datalen = *((uint32_t*)b);
+       b_ref.datalen = b->arr_len;
        b_ref.data = MALLOC(b_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(b_ref.data, (uint8_t*)(b + 4), b_ref.datalen);
+       memcpy(b_ref.data, b->elems, b_ref.datalen); FREE(b);
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_new(a_conv, b_ref);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_OutPointScriptZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_OutPointScriptZ_free"))) TS_C2Tuple_OutPointScriptZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_OutPointScriptZ _res_conv = *(LDKC2Tuple_OutPointScriptZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_OutPointScriptZ_free(_res_conv);
 }
 
-static inline uint64_t C2Tuple_u32ScriptZ_clone_ptr(LDKC2Tuple_u32ScriptZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_u32ScriptZ_clone_ptr(LDKC2Tuple_u32ScriptZ *NONNULL_PTR arg) {
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_clone_ptr"))) TS_C2Tuple_u32ScriptZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_u32ScriptZ* arg_conv = (LDKC2Tuple_u32ScriptZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_u32ScriptZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_u32ScriptZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_clone"))) TS_C2Tuple_u32ScriptZ_clone(uint32_t orig) {
        LDKC2Tuple_u32ScriptZ* orig_conv = (LDKC2Tuple_u32ScriptZ*)(orig & ~1);
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_new(int32_t a, int8_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_new"))) TS_C2Tuple_u32ScriptZ_new(int32_t a, int8_tArray b) {
        LDKCVec_u8Z b_ref;
-       b_ref.datalen = *((uint32_t*)b);
+       b_ref.datalen = b->arr_len;
        b_ref.data = MALLOC(b_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(b_ref.data, (uint8_t*)(b + 4), b_ref.datalen);
+       memcpy(b_ref.data, b->elems, b_ref.datalen); FREE(b);
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_new(a, b_ref);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_u32ScriptZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_u32ScriptZ_free"))) TS_C2Tuple_u32ScriptZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_u32ScriptZ _res_conv = *(LDKC2Tuple_u32ScriptZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_u32ScriptZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_u32ScriptZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_u32ScriptZZ_free"))) TS_CVec_C2Tuple_u32ScriptZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_u32ScriptZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_u32ScriptZ), "LDKCVec_C2Tuple_u32ScriptZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t v = 0; v < _res_constr.datalen; v++) {
                uint32_t _res_conv_21 = _res_vals[v];
-               void* _res_conv_21_ptr = (void*)(((uint64_t)_res_conv_21) & ~1);
+               void* _res_conv_21_ptr = (void*)(((uintptr_t)_res_conv_21) & ~1);
                CHECK_ACCESS(_res_conv_21_ptr);
                LDKC2Tuple_u32ScriptZ _res_conv_21_conv = *(LDKC2Tuple_u32ScriptZ*)(_res_conv_21_ptr);
                FREE((void*)_res_conv_21);
@@ -13185,68 +15739,68 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_u32ScriptZZ_free(ui
        CVec_C2Tuple_u32ScriptZZ_free(_res_constr);
 }
 
-static inline uint64_t C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(uint32_t orig) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(orig & ~1);
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_new(int8_tArray a, uint32_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_new"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_new(int8_tArray a, uint32_tArray b) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKCVec_C2Tuple_u32ScriptZZ b_constr;
-       b_constr.datalen = *((uint32_t*)b);
+       b_constr.datalen = b->arr_len;
        if (b_constr.datalen > 0)
                b_constr.data = MALLOC(b_constr.datalen * sizeof(LDKC2Tuple_u32ScriptZ), "LDKCVec_C2Tuple_u32ScriptZZ Elements");
        else
                b_constr.data = NULL;
-       uint32_t* b_vals = (uint32_t*)(b + 4);
+       uint32_t* b_vals = b->elems /* XXX b leaks */;
        for (size_t v = 0; v < b_constr.datalen; v++) {
                uint32_t b_conv_21 = b_vals[v];
-               void* b_conv_21_ptr = (void*)(((uint64_t)b_conv_21) & ~1);
+               void* b_conv_21_ptr = (void*)(((uintptr_t)b_conv_21) & ~1);
                CHECK_ACCESS(b_conv_21_ptr);
                LDKC2Tuple_u32ScriptZ b_conv_21_conv = *(LDKC2Tuple_u32ScriptZ*)(b_conv_21_ptr);
-               b_conv_21_conv = C2Tuple_u32ScriptZ_clone((LDKC2Tuple_u32ScriptZ*)(((uint64_t)b_conv_21) & ~1));
+               b_conv_21_conv = C2Tuple_u32ScriptZ_clone((LDKC2Tuple_u32ScriptZ*)(((uintptr_t)b_conv_21) & ~1));
                b_constr.data[v] = b_conv_21_conv;
        }
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_new(a_ref, b_constr);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_free"))) TS_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ _res_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_free"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                uint32_t _res_conv_40 = _res_vals[o];
-               void* _res_conv_40_ptr = (void*)(((uint64_t)_res_conv_40) & ~1);
+               void* _res_conv_40_ptr = (void*)(((uintptr_t)_res_conv_40) & ~1);
                CHECK_ACCESS(_res_conv_40_ptr);
                LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ _res_conv_40_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(_res_conv_40_ptr);
                FREE((void*)_res_conv_40);
@@ -13255,17 +15809,17 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u3
        CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_EventZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_EventZ_free"))) TS_CVec_EventZ_free(uint32_tArray _res) {
        LDKCVec_EventZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKEvent), "LDKCVec_EventZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                uint32_t _res_conv_7 = _res_vals[h];
-               void* _res_conv_7_ptr = (void*)(((uint64_t)_res_conv_7) & ~1);
+               void* _res_conv_7_ptr = (void*)(((uintptr_t)_res_conv_7) & ~1);
                CHECK_ACCESS(_res_conv_7_ptr);
                LDKEvent _res_conv_7_conv = *(LDKEvent*)(_res_conv_7_ptr);
                FREE((void*)_res_conv_7);
@@ -13274,74 +15828,74 @@ void  __attribute__((visibility("default"))) TS_CVec_EventZ_free(uint32_tArray _
        CVec_EventZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_TransactionZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_TransactionZ_free"))) TS_CVec_TransactionZ_free(ptrArray _res) {
        LDKCVec_TransactionZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKTransaction), "LDKCVec_TransactionZ Elements");
        else
                _res_constr.data = NULL;
-       int8_tArray* _res_vals = (int8_tArray*)(_res + 4);
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int8_tArray _res_conv_12 = _res_vals[m];
                LDKTransaction _res_conv_12_ref;
-               _res_conv_12_ref.datalen = *((uint32_t*)_res_conv_12);
+               _res_conv_12_ref.datalen = _res_conv_12->arr_len;
                _res_conv_12_ref.data = MALLOC(_res_conv_12_ref.datalen, "LDKTransaction Bytes");
-               memcpy(_res_conv_12_ref.data, (uint8_t*)(_res_conv_12 + 4), _res_conv_12_ref.datalen);
+               memcpy(_res_conv_12_ref.data, _res_conv_12->elems, _res_conv_12_ref.datalen); FREE(_res_conv_12);
                _res_conv_12_ref.data_is_owned = true;
                _res_constr.data[m] = _res_conv_12_ref;
        }
        CVec_TransactionZ_free(_res_constr);
 }
 
-static inline uint64_t C2Tuple_u32TxOutZ_clone_ptr(LDKC2Tuple_u32TxOutZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_u32TxOutZ_clone_ptr(LDKC2Tuple_u32TxOutZ *NONNULL_PTR arg) {
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_clone_ptr"))) TS_C2Tuple_u32TxOutZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_u32TxOutZ* arg_conv = (LDKC2Tuple_u32TxOutZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_u32TxOutZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_u32TxOutZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_clone"))) TS_C2Tuple_u32TxOutZ_clone(uint32_t orig) {
        LDKC2Tuple_u32TxOutZ* orig_conv = (LDKC2Tuple_u32TxOutZ*)(orig & ~1);
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_new(int32_t a, uint32_t b) {
-       void* b_ptr = (void*)(((uint64_t)b) & ~1);
+uint32_t  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_new"))) TS_C2Tuple_u32TxOutZ_new(int32_t a, uint32_t b) {
+       void* b_ptr = (void*)(((uintptr_t)b) & ~1);
        CHECK_ACCESS(b_ptr);
        LDKTxOut b_conv = *(LDKTxOut*)(b_ptr);
-       b_conv = TxOut_clone((LDKTxOut*)(((uint64_t)b) & ~1));
+       b_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)b) & ~1));
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_new(a, b_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_u32TxOutZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_u32TxOutZ_free"))) TS_C2Tuple_u32TxOutZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_u32TxOutZ _res_conv = *(LDKC2Tuple_u32TxOutZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_u32TxOutZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_u32TxOutZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_u32TxOutZZ_free"))) TS_CVec_C2Tuple_u32TxOutZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_u32TxOutZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_u32TxOutZ), "LDKCVec_C2Tuple_u32TxOutZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t u = 0; u < _res_constr.datalen; u++) {
                uint32_t _res_conv_20 = _res_vals[u];
-               void* _res_conv_20_ptr = (void*)(((uint64_t)_res_conv_20) & ~1);
+               void* _res_conv_20_ptr = (void*)(((uintptr_t)_res_conv_20) & ~1);
                CHECK_ACCESS(_res_conv_20_ptr);
                LDKC2Tuple_u32TxOutZ _res_conv_20_conv = *(LDKC2Tuple_u32TxOutZ*)(_res_conv_20_ptr);
                FREE((void*)_res_conv_20);
@@ -13350,68 +15904,68 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_u32TxOutZZ_free(uin
        CVec_C2Tuple_u32TxOutZZ_free(_res_constr);
 }
 
-static inline uint64_t C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(uint32_t orig) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(orig & ~1);
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_new(int8_tArray a, uint32_tArray b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_new"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_new(int8_tArray a, uint32_tArray b) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKCVec_C2Tuple_u32TxOutZZ b_constr;
-       b_constr.datalen = *((uint32_t*)b);
+       b_constr.datalen = b->arr_len;
        if (b_constr.datalen > 0)
                b_constr.data = MALLOC(b_constr.datalen * sizeof(LDKC2Tuple_u32TxOutZ), "LDKCVec_C2Tuple_u32TxOutZZ Elements");
        else
                b_constr.data = NULL;
-       uint32_t* b_vals = (uint32_t*)(b + 4);
+       uint32_t* b_vals = b->elems /* XXX b leaks */;
        for (size_t u = 0; u < b_constr.datalen; u++) {
                uint32_t b_conv_20 = b_vals[u];
-               void* b_conv_20_ptr = (void*)(((uint64_t)b_conv_20) & ~1);
+               void* b_conv_20_ptr = (void*)(((uintptr_t)b_conv_20) & ~1);
                CHECK_ACCESS(b_conv_20_ptr);
                LDKC2Tuple_u32TxOutZ b_conv_20_conv = *(LDKC2Tuple_u32TxOutZ*)(b_conv_20_ptr);
-               b_conv_20_conv = C2Tuple_u32TxOutZ_clone((LDKC2Tuple_u32TxOutZ*)(((uint64_t)b_conv_20) & ~1));
+               b_conv_20_conv = C2Tuple_u32TxOutZ_clone((LDKC2Tuple_u32TxOutZ*)(((uintptr_t)b_conv_20) & ~1));
                b_constr.data[u] = b_conv_20_conv;
        }
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_new(a_ref, b_constr);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_free"))) TS_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ _res_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_free"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t n = 0; n < _res_constr.datalen; n++) {
                uint32_t _res_conv_39 = _res_vals[n];
-               void* _res_conv_39_ptr = (void*)(((uint64_t)_res_conv_39) & ~1);
+               void* _res_conv_39_ptr = (void*)(((uintptr_t)_res_conv_39) & ~1);
                CHECK_ACCESS(_res_conv_39_ptr);
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ _res_conv_39_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(_res_conv_39_ptr);
                FREE((void*)_res_conv_39);
@@ -13420,17 +15974,17 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_TxidCVec_C2Tuple_u3
        CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_BalanceZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_BalanceZ_free"))) TS_CVec_BalanceZ_free(uint32_tArray _res) {
        LDKCVec_BalanceZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKBalance), "LDKCVec_BalanceZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t j = 0; j < _res_constr.datalen; j++) {
                uint32_t _res_conv_9 = _res_vals[j];
-               void* _res_conv_9_ptr = (void*)(((uint64_t)_res_conv_9) & ~1);
+               void* _res_conv_9_ptr = (void*)(((uintptr_t)_res_conv_9) & ~1);
                CHECK_ACCESS(_res_conv_9_ptr);
                LDKBalance _res_conv_9_conv = *(LDKBalance*)(_res_conv_9_ptr);
                FREE((void*)_res_conv_9);
@@ -13439,17 +15993,58 @@ void  __attribute__((visibility("default"))) TS_CVec_BalanceZ_free(uint32_tArray
        CVec_BalanceZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+static inline uintptr_t C2Tuple_BlockHashChannelMonitorZ_clone_ptr(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR arg) {
+       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
+       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(arg);
+       return ((uint32_t)ret_conv);
+}
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_clone_ptr"))) TS_C2Tuple_BlockHashChannelMonitorZ_clone_ptr(uint32_t arg) {
+       LDKC2Tuple_BlockHashChannelMonitorZ* arg_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(arg & ~1);
+       uint32_t ret_val = C2Tuple_BlockHashChannelMonitorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_clone"))) TS_C2Tuple_BlockHashChannelMonitorZ_clone(uint32_t orig) {
+       LDKC2Tuple_BlockHashChannelMonitorZ* orig_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(orig & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
+       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(orig_conv);
+       return ((uint32_t)ret_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_new"))) TS_C2Tuple_BlockHashChannelMonitorZ_new(int8_tArray a, uint32_t b) {
+       LDKThirtyTwoBytes a_ref;
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
+       LDKChannelMonitor b_conv;
+       b_conv.inner = (void*)(b & (~1));
+       b_conv.is_owned = (b & 1) || (b == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv = ChannelMonitor_clone(&b_conv);
+       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
+       *ret_conv = C2Tuple_BlockHashChannelMonitorZ_new(a_ref, b_conv);
+       return ((uint32_t)ret_conv);
+}
+
+void  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_free"))) TS_C2Tuple_BlockHashChannelMonitorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKC2Tuple_BlockHashChannelMonitorZ _res_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(_res_ptr);
+       FREE((void*)_res);
+       C2Tuple_BlockHashChannelMonitorZ_free(_res_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_BlockHashChannelMonitorZ o_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(o_ptr);
-       o_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)(((uint64_t)o) & ~1));
+       o_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)(((uintptr_t)o) & ~1));
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13457,49 +16052,49 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashCha
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ _res_conv = *(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* arg_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone"))) TS_CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* orig_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(orig & ~1);
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_ok"))) TS_CResult_NoneLightningErrorZ_ok() {
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_err"))) TS_CResult_NoneLightningErrorZ_err(uint32_t e) {
        LDKLightningError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13507,92 +16102,92 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_
        e_conv = LightningError_clone(&e_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_is_ok"))) TS_CResult_NoneLightningErrorZ_is_ok(uint32_t o) {
        LDKCResult_NoneLightningErrorZ* o_conv = (LDKCResult_NoneLightningErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NoneLightningErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_free"))) TS_CResult_NoneLightningErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneLightningErrorZ _res_conv = *(LDKCResult_NoneLightningErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NoneLightningErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NoneLightningErrorZ_clone_ptr(LDKCResult_NoneLightningErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NoneLightningErrorZ_clone_ptr(LDKCResult_NoneLightningErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_clone_ptr"))) TS_CResult_NoneLightningErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NoneLightningErrorZ* arg_conv = (LDKCResult_NoneLightningErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NoneLightningErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NoneLightningErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NoneLightningErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NoneLightningErrorZ_clone"))) TS_CResult_NoneLightningErrorZ_clone(uint32_t orig) {
        LDKCResult_NoneLightningErrorZ* orig_conv = (LDKCResult_NoneLightningErrorZ*)(orig & ~1);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C2Tuple_PublicKeyTypeZ_clone_ptr(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR arg) {
+static inline uintptr_t C2Tuple_PublicKeyTypeZ_clone_ptr(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR arg) {
        LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
        *ret_conv = C2Tuple_PublicKeyTypeZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_clone_ptr"))) TS_C2Tuple_PublicKeyTypeZ_clone_ptr(uint32_t arg) {
        LDKC2Tuple_PublicKeyTypeZ* arg_conv = (LDKC2Tuple_PublicKeyTypeZ*)(arg & ~1);
-       int64_t ret_val = C2Tuple_PublicKeyTypeZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C2Tuple_PublicKeyTypeZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_clone"))) TS_C2Tuple_PublicKeyTypeZ_clone(uint32_t orig) {
        LDKC2Tuple_PublicKeyTypeZ* orig_conv = (LDKC2Tuple_PublicKeyTypeZ*)(orig & ~1);
        LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
        *ret_conv = C2Tuple_PublicKeyTypeZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_new(int8_tArray a, uint32_t b) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_new"))) TS_C2Tuple_PublicKeyTypeZ_new(int8_tArray a, uint32_t b) {
        LDKPublicKey a_ref;
-       CHECK(*((uint32_t*)a) == 33);
-       memcpy(a_ref.compressed_form, (uint8_t*)(a + 4), 33);
-       void* b_ptr = (void*)(((uint64_t)b) & ~1);
+       CHECK(a->arr_len == 33);
+       memcpy(a_ref.compressed_form, a->elems, 33); FREE(a);
+       void* b_ptr = (void*)(((uintptr_t)b) & ~1);
        CHECK_ACCESS(b_ptr);
        LDKType b_conv = *(LDKType*)(b_ptr);
        LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
        *ret_conv = C2Tuple_PublicKeyTypeZ_new(a_ref, b_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C2Tuple_PublicKeyTypeZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C2Tuple_PublicKeyTypeZ_free"))) TS_C2Tuple_PublicKeyTypeZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_PublicKeyTypeZ _res_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_ptr);
        FREE((void*)_res);
        C2Tuple_PublicKeyTypeZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_PublicKeyTypeZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C2Tuple_PublicKeyTypeZZ_free"))) TS_CVec_C2Tuple_PublicKeyTypeZZ_free(uint32_tArray _res) {
        LDKCVec_C2Tuple_PublicKeyTypeZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKCVec_C2Tuple_PublicKeyTypeZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t z = 0; z < _res_constr.datalen; z++) {
                uint32_t _res_conv_25 = _res_vals[z];
-               void* _res_conv_25_ptr = (void*)(((uint64_t)_res_conv_25) & ~1);
+               void* _res_conv_25_ptr = (void*)(((uintptr_t)_res_conv_25) & ~1);
                CHECK_ACCESS(_res_conv_25_ptr);
                LDKC2Tuple_PublicKeyTypeZ _res_conv_25_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_conv_25_ptr);
                FREE((void*)_res_conv_25);
@@ -13601,13 +16196,13 @@ void  __attribute__((visibility("default"))) TS_CVec_C2Tuple_PublicKeyTypeZZ_fre
        CVec_C2Tuple_PublicKeyTypeZZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_ok(jboolean o) {
+uint32_t  __attribute__((export_name("TS_CResult_boolLightningErrorZ_ok"))) TS_CResult_boolLightningErrorZ_ok(jboolean o) {
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_ok(o);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_boolLightningErrorZ_err"))) TS_CResult_boolLightningErrorZ_err(uint32_t e) {
        LDKLightningError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13615,61 +16210,61 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_
        e_conv = LightningError_clone(&e_conv);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_boolLightningErrorZ_is_ok"))) TS_CResult_boolLightningErrorZ_is_ok(uint32_t o) {
        LDKCResult_boolLightningErrorZ* o_conv = (LDKCResult_boolLightningErrorZ*)(o & ~1);
        jboolean ret_val = CResult_boolLightningErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_boolLightningErrorZ_free"))) TS_CResult_boolLightningErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_boolLightningErrorZ _res_conv = *(LDKCResult_boolLightningErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_boolLightningErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_boolLightningErrorZ_clone_ptr(LDKCResult_boolLightningErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_boolLightningErrorZ_clone_ptr(LDKCResult_boolLightningErrorZ *NONNULL_PTR arg) {
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_boolLightningErrorZ_clone_ptr"))) TS_CResult_boolLightningErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_boolLightningErrorZ* arg_conv = (LDKCResult_boolLightningErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_boolLightningErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_boolLightningErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolLightningErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_boolLightningErrorZ_clone"))) TS_CResult_boolLightningErrorZ_clone(uint32_t orig) {
        LDKCResult_boolLightningErrorZ* orig_conv = (LDKCResult_boolLightningErrorZ*)(orig & ~1);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-static inline uint64_t C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR arg) {
+static inline uintptr_t C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR arg) {
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(arg);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
-int64_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(uint32_t arg) {
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* arg_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(arg & ~1);
-       int64_t ret_val = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(arg_conv);
+       uint32_t ret_val = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(uint32_t orig) {
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* orig_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(orig & ~1);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(orig_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new(uint32_t a, uint32_t b, uint32_t c) {
+uint32_t  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new(uint32_t a, uint32_t b, uint32_t c) {
        LDKChannelAnnouncement a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -13687,29 +16282,29 @@ uint32_t  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementC
        c_conv = ChannelUpdate_clone(&c_conv);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new(a_conv, b_conv, c_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free"))) TS_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ _res_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(_res_ptr);
        FREE((void*)_res);
        C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free"))) TS_CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(uint32_tArray _res) {
        LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                uint32_t _res_conv_59 = _res_vals[h];
-               void* _res_conv_59_ptr = (void*)(((uint64_t)_res_conv_59) & ~1);
+               void* _res_conv_59_ptr = (void*)(((uintptr_t)_res_conv_59) & ~1);
                CHECK_ACCESS(_res_conv_59_ptr);
                LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ _res_conv_59_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(_res_conv_59_ptr);
                FREE((void*)_res_conv_59);
@@ -13718,14 +16313,14 @@ void  __attribute__((visibility("default"))) TS_CVec_C3Tuple_ChannelAnnouncement
        CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_NodeAnnouncementZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_NodeAnnouncementZ_free"))) TS_CVec_NodeAnnouncementZ_free(uint32_tArray _res) {
        LDKCVec_NodeAnnouncementZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKNodeAnnouncement), "LDKCVec_NodeAnnouncementZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t s = 0; s < _res_constr.datalen; s++) {
                uint32_t _res_conv_18 = _res_vals[s];
                LDKNodeAnnouncement _res_conv_18_conv;
@@ -13737,35 +16332,35 @@ void  __attribute__((visibility("default"))) TS_CVec_NodeAnnouncementZ_free(uint
        CVec_NodeAnnouncementZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_PublicKeyZ_free(ptrArray _res) {
+void  __attribute__((export_name("TS_CVec_PublicKeyZ_free"))) TS_CVec_PublicKeyZ_free(ptrArray _res) {
        LDKCVec_PublicKeyZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPublicKey), "LDKCVec_PublicKeyZ Elements");
        else
                _res_constr.data = NULL;
-       int8_tArray* _res_vals = (int8_tArray*)(_res + 4);
+       int8_tArray* _res_vals = (void*) _res->elems /* XXX _res leaks */;
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int8_tArray _res_conv_12 = _res_vals[m];
                LDKPublicKey _res_conv_12_ref;
-               CHECK(*((uint32_t*)_res_conv_12) == 33);
-               memcpy(_res_conv_12_ref.compressed_form, (uint8_t*)(_res_conv_12 + 4), 33);
+               CHECK(_res_conv_12->arr_len == 33);
+               memcpy(_res_conv_12_ref.compressed_form, _res_conv_12->elems, 33); FREE(_res_conv_12);
                _res_constr.data[m] = _res_conv_12_ref;
        }
        CVec_PublicKeyZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_ok(int8_tArray o) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_ok"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_ok(int8_tArray o) {
        LDKCVec_u8Z o_ref;
-       o_ref.datalen = *((uint32_t*)o);
+       o_ref.datalen = o->arr_len;
        o_ref.data = MALLOC(o_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(o_ref.data, (uint8_t*)(o + 4), o_ref.datalen);
+       memcpy(o_ref.data, o->elems, o_ref.datalen); FREE(o);
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_ok(o_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_err"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_err(uint32_t e) {
        LDKPeerHandleError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13773,49 +16368,49 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleEr
        e_conv = PeerHandleError_clone(&e_conv);
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_is_ok"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_is_ok(uint32_t o) {
        LDKCResult_CVec_u8ZPeerHandleErrorZ* o_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(o & ~1);
        jboolean ret_val = CResult_CVec_u8ZPeerHandleErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_free"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_u8ZPeerHandleErrorZ _res_conv = *(LDKCResult_CVec_u8ZPeerHandleErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CVec_u8ZPeerHandleErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR arg) {
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_CVec_u8ZPeerHandleErrorZ* arg_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CVec_u8ZPeerHandleErrorZ_clone"))) TS_CResult_CVec_u8ZPeerHandleErrorZ_clone(uint32_t orig) {
        LDKCResult_CVec_u8ZPeerHandleErrorZ* orig_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(orig & ~1);
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_ok() {
+uint32_t  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_ok"))) TS_CResult_NonePeerHandleErrorZ_ok() {
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = CResult_NonePeerHandleErrorZ_ok();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_err"))) TS_CResult_NonePeerHandleErrorZ_err(uint32_t e) {
        LDKPeerHandleError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13823,49 +16418,49 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ
        e_conv = PeerHandleError_clone(&e_conv);
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = CResult_NonePeerHandleErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_is_ok"))) TS_CResult_NonePeerHandleErrorZ_is_ok(uint32_t o) {
        LDKCResult_NonePeerHandleErrorZ* o_conv = (LDKCResult_NonePeerHandleErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NonePeerHandleErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_free"))) TS_CResult_NonePeerHandleErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NonePeerHandleErrorZ _res_conv = *(LDKCResult_NonePeerHandleErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NonePeerHandleErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NonePeerHandleErrorZ_clone_ptr(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NonePeerHandleErrorZ_clone_ptr(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR arg) {
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = CResult_NonePeerHandleErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_clone_ptr"))) TS_CResult_NonePeerHandleErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NonePeerHandleErrorZ* arg_conv = (LDKCResult_NonePeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NonePeerHandleErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NonePeerHandleErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NonePeerHandleErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NonePeerHandleErrorZ_clone"))) TS_CResult_NonePeerHandleErrorZ_clone(uint32_t orig) {
        LDKCResult_NonePeerHandleErrorZ* orig_conv = (LDKCResult_NonePeerHandleErrorZ*)(orig & ~1);
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = CResult_NonePeerHandleErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_ok(jboolean o) {
+uint32_t  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_ok"))) TS_CResult_boolPeerHandleErrorZ_ok(jboolean o) {
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = CResult_boolPeerHandleErrorZ_ok(o);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_err"))) TS_CResult_boolPeerHandleErrorZ_err(uint32_t e) {
        LDKPeerHandleError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13873,43 +16468,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ
        e_conv = PeerHandleError_clone(&e_conv);
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = CResult_boolPeerHandleErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_is_ok"))) TS_CResult_boolPeerHandleErrorZ_is_ok(uint32_t o) {
        LDKCResult_boolPeerHandleErrorZ* o_conv = (LDKCResult_boolPeerHandleErrorZ*)(o & ~1);
        jboolean ret_val = CResult_boolPeerHandleErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_free"))) TS_CResult_boolPeerHandleErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_boolPeerHandleErrorZ _res_conv = *(LDKCResult_boolPeerHandleErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_boolPeerHandleErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_boolPeerHandleErrorZ_clone_ptr(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_boolPeerHandleErrorZ_clone_ptr(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR arg) {
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = CResult_boolPeerHandleErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_clone_ptr"))) TS_CResult_boolPeerHandleErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_boolPeerHandleErrorZ* arg_conv = (LDKCResult_boolPeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_boolPeerHandleErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_boolPeerHandleErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_boolPeerHandleErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_boolPeerHandleErrorZ_clone"))) TS_CResult_boolPeerHandleErrorZ_clone(uint32_t orig) {
        LDKCResult_boolPeerHandleErrorZ* orig_conv = (LDKCResult_boolPeerHandleErrorZ*)(orig & ~1);
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = CResult_boolPeerHandleErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_ok"))) TS_CResult_NodeIdDecodeErrorZ_ok(uint32_t o) {
        LDKNodeId o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -13917,10 +16512,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_o
        o_conv = NodeId_clone(&o_conv);
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_err"))) TS_CResult_NodeIdDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13928,53 +16523,53 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_e
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_is_ok"))) TS_CResult_NodeIdDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NodeIdDecodeErrorZ* o_conv = (LDKCResult_NodeIdDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NodeIdDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_free"))) TS_CResult_NodeIdDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeIdDecodeErrorZ _res_conv = *(LDKCResult_NodeIdDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NodeIdDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NodeIdDecodeErrorZ_clone_ptr(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NodeIdDecodeErrorZ_clone_ptr(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_clone_ptr"))) TS_CResult_NodeIdDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NodeIdDecodeErrorZ* arg_conv = (LDKCResult_NodeIdDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NodeIdDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NodeIdDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeIdDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeIdDecodeErrorZ_clone"))) TS_CResult_NodeIdDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NodeIdDecodeErrorZ* orig_conv = (LDKCResult_NodeIdDecodeErrorZ*)(orig & ~1);
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_ok"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKCOption_NetworkUpdateZ o_conv = *(LDKCOption_NetworkUpdateZ*)(o_ptr);
-       o_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uint64_t)o) & ~1));
+       o_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uintptr_t)o) & ~1));
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_err"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -13982,124 +16577,124 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdat
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* o_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_free"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ _res_conv = *(LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_COption_NetworkUpdateZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* arg_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone"))) TS_CResult_COption_NetworkUpdateZDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* orig_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(orig & ~1);
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_AccessZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_AccessZ_some"))) TS_COption_AccessZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKAccess o_conv = *(LDKAccess*)(o_ptr);
        LDKCOption_AccessZ *ret_copy = MALLOC(sizeof(LDKCOption_AccessZ), "LDKCOption_AccessZ");
        *ret_copy = COption_AccessZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_AccessZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_AccessZ_none"))) TS_COption_AccessZ_none() {
        LDKCOption_AccessZ *ret_copy = MALLOC(sizeof(LDKCOption_AccessZ), "LDKCOption_AccessZ");
        *ret_copy = COption_AccessZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_AccessZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_AccessZ_free"))) TS_COption_AccessZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_AccessZ _res_conv = *(LDKCOption_AccessZ*)(_res_ptr);
        FREE((void*)_res);
        COption_AccessZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_ok(uint32_t o) {
-       LDKDirectionalChannelInfo o_conv;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_ok"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_ok(uint32_t o) {
+       LDKChannelUpdateInfo o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = DirectionalChannelInfo_clone(&o_conv);
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DirectionalChannelInfoDecodeErrorZ), "LDKCResult_DirectionalChannelInfoDecodeErrorZ");
-       *ret_conv = CResult_DirectionalChannelInfoDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       o_conv = ChannelUpdateInfo_clone(&o_conv);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
+       *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_err"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
        e_conv = DecodeError_clone(&e_conv);
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DirectionalChannelInfoDecodeErrorZ), "LDKCResult_DirectionalChannelInfoDecodeErrorZ");
-       *ret_conv = CResult_DirectionalChannelInfoDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
+       *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_is_ok(uint32_t o) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* o_conv = (LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(o & ~1);
-       jboolean ret_val = CResult_DirectionalChannelInfoDecodeErrorZ_is_ok(o_conv);
+jboolean  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_is_ok"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_ChannelUpdateInfoDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_free"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ _res_conv = *(LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(_res_ptr);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ _res_conv = *(LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
-       CResult_DirectionalChannelInfoDecodeErrorZ_free(_res_conv);
+       CResult_ChannelUpdateInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_DirectionalChannelInfoDecodeErrorZ_clone_ptr(LDKCResult_DirectionalChannelInfoDecodeErrorZ *NONNULL_PTR arg) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DirectionalChannelInfoDecodeErrorZ), "LDKCResult_DirectionalChannelInfoDecodeErrorZ");
-       *ret_conv = CResult_DirectionalChannelInfoDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+static inline uintptr_t CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
+       *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* arg_conv = (LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_DirectionalChannelInfoDecodeErrorZ_clone_ptr(arg_conv);
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_DirectionalChannelInfoDecodeErrorZ_clone(uint32_t orig) {
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* orig_conv = (LDKCResult_DirectionalChannelInfoDecodeErrorZ*)(orig & ~1);
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DirectionalChannelInfoDecodeErrorZ), "LDKCResult_DirectionalChannelInfoDecodeErrorZ");
-       *ret_conv = CResult_DirectionalChannelInfoDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateInfoDecodeErrorZ_clone"))) TS_CResult_ChannelUpdateInfoDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
+       *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_ok"))) TS_CResult_ChannelInfoDecodeErrorZ_ok(uint32_t o) {
        LDKChannelInfo o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14107,10 +16702,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErr
        o_conv = ChannelInfo_clone(&o_conv);
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_err"))) TS_CResult_ChannelInfoDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14118,43 +16713,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_is_ok"))) TS_CResult_ChannelInfoDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelInfoDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_free"))) TS_CResult_ChannelInfoDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelInfoDecodeErrorZ _res_conv = *(LDKCResult_ChannelInfoDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelInfoDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelInfoDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelInfoDecodeErrorZ_clone"))) TS_CResult_ChannelInfoDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_ok"))) TS_CResult_RoutingFeesDecodeErrorZ_ok(uint32_t o) {
        LDKRoutingFees o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14162,10 +16757,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErr
        o_conv = RoutingFees_clone(&o_conv);
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_err"))) TS_CResult_RoutingFeesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14173,43 +16768,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_is_ok"))) TS_CResult_RoutingFeesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RoutingFeesDecodeErrorZ* o_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RoutingFeesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_free"))) TS_CResult_RoutingFeesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RoutingFeesDecodeErrorZ _res_conv = *(LDKCResult_RoutingFeesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RoutingFeesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RoutingFeesDecodeErrorZ_clone_ptr(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RoutingFeesDecodeErrorZ_clone_ptr(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_clone_ptr"))) TS_CResult_RoutingFeesDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RoutingFeesDecodeErrorZ* arg_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RoutingFeesDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RoutingFeesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RoutingFeesDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RoutingFeesDecodeErrorZ_clone"))) TS_CResult_RoutingFeesDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RoutingFeesDecodeErrorZ* orig_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(orig & ~1);
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_ok"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_ok(uint32_t o) {
        LDKNodeAnnouncementInfo o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14217,10 +16812,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfo
        o_conv = NodeAnnouncementInfo_clone(&o_conv);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_err"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14228,50 +16823,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfo
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_free"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ _res_conv = *(LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NodeAnnouncementInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone"))) TS_CResult_NodeAnnouncementInfoDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(orig & ~1);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_u64Z_free(int64_tArray _res) {
+void  __attribute__((export_name("TS_CVec_u64Z_free"))) TS_CVec_u64Z_free(int64_tArray _res) {
        LDKCVec_u64Z _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                _res_constr.data = NULL;
-       int64_t* _res_vals = (int64_t*)(_res + 4);
+       int64_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t i = 0; i < _res_constr.datalen; i++) {
                int64_t _res_conv_8 = _res_vals[i];
                _res_constr.data[i] = _res_conv_8;
@@ -14279,7 +16874,7 @@ void  __attribute__((visibility("default"))) TS_CVec_u64Z_free(int64_tArray _res
        CVec_u64Z_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_ok"))) TS_CResult_NodeInfoDecodeErrorZ_ok(uint32_t o) {
        LDKNodeInfo o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14287,10 +16882,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ
        o_conv = NodeInfo_clone(&o_conv);
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_err"))) TS_CResult_NodeInfoDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14298,43 +16893,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_is_ok"))) TS_CResult_NodeInfoDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NodeInfoDecodeErrorZ* o_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NodeInfoDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_free"))) TS_CResult_NodeInfoDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeInfoDecodeErrorZ _res_conv = *(LDKCResult_NodeInfoDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NodeInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NodeInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NodeInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_clone_ptr"))) TS_CResult_NodeInfoDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NodeInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NodeInfoDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NodeInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeInfoDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeInfoDecodeErrorZ_clone"))) TS_CResult_NodeInfoDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NodeInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(orig & ~1);
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_ok"))) TS_CResult_NetworkGraphDecodeErrorZ_ok(uint32_t o) {
        LDKNetworkGraph o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14342,10 +16937,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeEr
        o_conv = NetworkGraph_clone(&o_conv);
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_err"))) TS_CResult_NetworkGraphDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14353,111 +16948,111 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_is_ok"))) TS_CResult_NetworkGraphDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NetworkGraphDecodeErrorZ* o_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NetworkGraphDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_free"))) TS_CResult_NetworkGraphDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NetworkGraphDecodeErrorZ _res_conv = *(LDKCResult_NetworkGraphDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NetworkGraphDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NetworkGraphDecodeErrorZ_clone_ptr(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NetworkGraphDecodeErrorZ_clone_ptr(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_clone_ptr"))) TS_CResult_NetworkGraphDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NetworkGraphDecodeErrorZ* arg_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NetworkGraphDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NetworkGraphDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetworkGraphDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NetworkGraphDecodeErrorZ_clone"))) TS_CResult_NetworkGraphDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NetworkGraphDecodeErrorZ* orig_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(orig & ~1);
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_CVec_NetAddressZZ_some(uint32_tArray o) {
+uint32_t  __attribute__((export_name("TS_COption_CVec_NetAddressZZ_some"))) TS_COption_CVec_NetAddressZZ_some(uint32_tArray o) {
        LDKCVec_NetAddressZ o_constr;
-       o_constr.datalen = *((uint32_t*)o);
+       o_constr.datalen = o->arr_len;
        if (o_constr.datalen > 0)
                o_constr.data = MALLOC(o_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                o_constr.data = NULL;
-       uint32_t* o_vals = (uint32_t*)(o + 4);
+       uint32_t* o_vals = o->elems /* XXX o leaks */;
        for (size_t m = 0; m < o_constr.datalen; m++) {
                uint32_t o_conv_12 = o_vals[m];
-               void* o_conv_12_ptr = (void*)(((uint64_t)o_conv_12) & ~1);
+               void* o_conv_12_ptr = (void*)(((uintptr_t)o_conv_12) & ~1);
                CHECK_ACCESS(o_conv_12_ptr);
                LDKNetAddress o_conv_12_conv = *(LDKNetAddress*)(o_conv_12_ptr);
-               o_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uint64_t)o_conv_12) & ~1));
+               o_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)o_conv_12) & ~1));
                o_constr.data[m] = o_conv_12_conv;
        }
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_some(o_constr);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_CVec_NetAddressZZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_CVec_NetAddressZZ_none"))) TS_COption_CVec_NetAddressZZ_none() {
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_CVec_NetAddressZZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_CVec_NetAddressZZ_free"))) TS_COption_CVec_NetAddressZZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_CVec_NetAddressZZ _res_conv = *(LDKCOption_CVec_NetAddressZZ*)(_res_ptr);
        FREE((void*)_res);
        COption_CVec_NetAddressZZ_free(_res_conv);
 }
 
-static inline uint64_t COption_CVec_NetAddressZZ_clone_ptr(LDKCOption_CVec_NetAddressZZ *NONNULL_PTR arg) {
+static inline uintptr_t COption_CVec_NetAddressZZ_clone_ptr(LDKCOption_CVec_NetAddressZZ *NONNULL_PTR arg) {
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_COption_CVec_NetAddressZZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_COption_CVec_NetAddressZZ_clone_ptr"))) TS_COption_CVec_NetAddressZZ_clone_ptr(uint32_t arg) {
        LDKCOption_CVec_NetAddressZZ* arg_conv = (LDKCOption_CVec_NetAddressZZ*)arg;
-       int64_t ret_val = COption_CVec_NetAddressZZ_clone_ptr(arg_conv);
+       uint32_t ret_val = COption_CVec_NetAddressZZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_CVec_NetAddressZZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_COption_CVec_NetAddressZZ_clone"))) TS_COption_CVec_NetAddressZZ_clone(uint32_t orig) {
        LDKCOption_CVec_NetAddressZZ* orig_conv = (LDKCOption_CVec_NetAddressZZ*)orig;
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_ok(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_ok"))) TS_CResult_NetAddressDecodeErrorZ_ok(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKNetAddress o_conv = *(LDKNetAddress*)(o_ptr);
-       o_conv = NetAddress_clone((LDKNetAddress*)(((uint64_t)o) & ~1));
+       o_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)o) & ~1));
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_err"))) TS_CResult_NetAddressDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14465,50 +17060,50 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErro
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_is_ok"))) TS_CResult_NetAddressDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NetAddressDecodeErrorZ* o_conv = (LDKCResult_NetAddressDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NetAddressDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_free"))) TS_CResult_NetAddressDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NetAddressDecodeErrorZ _res_conv = *(LDKCResult_NetAddressDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NetAddressDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NetAddressDecodeErrorZ_clone_ptr(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NetAddressDecodeErrorZ_clone_ptr(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_clone_ptr"))) TS_CResult_NetAddressDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NetAddressDecodeErrorZ* arg_conv = (LDKCResult_NetAddressDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NetAddressDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NetAddressDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NetAddressDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NetAddressDecodeErrorZ_clone"))) TS_CResult_NetAddressDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NetAddressDecodeErrorZ* orig_conv = (LDKCResult_NetAddressDecodeErrorZ*)(orig & ~1);
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_UpdateAddHTLCZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_UpdateAddHTLCZ_free"))) TS_CVec_UpdateAddHTLCZ_free(uint32_tArray _res) {
        LDKCVec_UpdateAddHTLCZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKUpdateAddHTLC), "LDKCVec_UpdateAddHTLCZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t p = 0; p < _res_constr.datalen; p++) {
                uint32_t _res_conv_15 = _res_vals[p];
                LDKUpdateAddHTLC _res_conv_15_conv;
@@ -14520,14 +17115,14 @@ void  __attribute__((visibility("default"))) TS_CVec_UpdateAddHTLCZ_free(uint32_
        CVec_UpdateAddHTLCZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_UpdateFulfillHTLCZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_UpdateFulfillHTLCZ_free"))) TS_CVec_UpdateFulfillHTLCZ_free(uint32_tArray _res) {
        LDKCVec_UpdateFulfillHTLCZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKUpdateFulfillHTLC), "LDKCVec_UpdateFulfillHTLCZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t t = 0; t < _res_constr.datalen; t++) {
                uint32_t _res_conv_19 = _res_vals[t];
                LDKUpdateFulfillHTLC _res_conv_19_conv;
@@ -14539,14 +17134,14 @@ void  __attribute__((visibility("default"))) TS_CVec_UpdateFulfillHTLCZ_free(uin
        CVec_UpdateFulfillHTLCZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_UpdateFailHTLCZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_UpdateFailHTLCZ_free"))) TS_CVec_UpdateFailHTLCZ_free(uint32_tArray _res) {
        LDKCVec_UpdateFailHTLCZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKUpdateFailHTLC), "LDKCVec_UpdateFailHTLCZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t q = 0; q < _res_constr.datalen; q++) {
                uint32_t _res_conv_16 = _res_vals[q];
                LDKUpdateFailHTLC _res_conv_16_conv;
@@ -14558,14 +17153,14 @@ void  __attribute__((visibility("default"))) TS_CVec_UpdateFailHTLCZ_free(uint32
        CVec_UpdateFailHTLCZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_UpdateFailMalformedHTLCZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_UpdateFailMalformedHTLCZ_free"))) TS_CVec_UpdateFailMalformedHTLCZ_free(uint32_tArray _res) {
        LDKCVec_UpdateFailMalformedHTLCZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKUpdateFailMalformedHTLC), "LDKCVec_UpdateFailMalformedHTLCZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t z = 0; z < _res_constr.datalen; z++) {
                uint32_t _res_conv_25 = _res_vals[z];
                LDKUpdateFailMalformedHTLC _res_conv_25_conv;
@@ -14577,7 +17172,7 @@ void  __attribute__((visibility("default"))) TS_CVec_UpdateFailMalformedHTLCZ_fr
        CVec_UpdateFailMalformedHTLCZ_free(_res_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_ok"))) TS_CResult_AcceptChannelDecodeErrorZ_ok(uint32_t o) {
        LDKAcceptChannel o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14585,10 +17180,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeE
        o_conv = AcceptChannel_clone(&o_conv);
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_err"))) TS_CResult_AcceptChannelDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14596,43 +17191,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_is_ok"))) TS_CResult_AcceptChannelDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_AcceptChannelDecodeErrorZ* o_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_AcceptChannelDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_free"))) TS_CResult_AcceptChannelDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_AcceptChannelDecodeErrorZ _res_conv = *(LDKCResult_AcceptChannelDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_AcceptChannelDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_AcceptChannelDecodeErrorZ_clone_ptr(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_AcceptChannelDecodeErrorZ_clone_ptr(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_clone_ptr"))) TS_CResult_AcceptChannelDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_AcceptChannelDecodeErrorZ* arg_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_AcceptChannelDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_AcceptChannelDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AcceptChannelDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_AcceptChannelDecodeErrorZ_clone"))) TS_CResult_AcceptChannelDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_AcceptChannelDecodeErrorZ* orig_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(orig & ~1);
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_ok"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_ok(uint32_t o) {
        LDKAnnouncementSignatures o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14640,10 +17235,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignatur
        o_conv = AnnouncementSignatures_clone(&o_conv);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_err"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14651,43 +17246,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignatur
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_is_ok"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* o_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_AnnouncementSignaturesDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_free"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ _res_conv = *(LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_AnnouncementSignaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* arg_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone"))) TS_CResult_AnnouncementSignaturesDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* orig_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(orig & ~1);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_ok"))) TS_CResult_ChannelReestablishDecodeErrorZ_ok(uint32_t o) {
        LDKChannelReestablish o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14695,10 +17290,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDe
        o_conv = ChannelReestablish_clone(&o_conv);
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_err"))) TS_CResult_ChannelReestablishDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14706,43 +17301,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDe
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_is_ok"))) TS_CResult_ChannelReestablishDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelReestablishDecodeErrorZ* o_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelReestablishDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_free"))) TS_CResult_ChannelReestablishDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelReestablishDecodeErrorZ _res_conv = *(LDKCResult_ChannelReestablishDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelReestablishDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelReestablishDecodeErrorZ_clone_ptr(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelReestablishDecodeErrorZ_clone_ptr(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelReestablishDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelReestablishDecodeErrorZ* arg_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelReestablishDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelReestablishDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelReestablishDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelReestablishDecodeErrorZ_clone"))) TS_CResult_ChannelReestablishDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelReestablishDecodeErrorZ* orig_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_ok"))) TS_CResult_ClosingSignedDecodeErrorZ_ok(uint32_t o) {
        LDKClosingSigned o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14750,10 +17345,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeE
        o_conv = ClosingSigned_clone(&o_conv);
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_err"))) TS_CResult_ClosingSignedDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14761,43 +17356,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_is_ok"))) TS_CResult_ClosingSignedDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ClosingSignedDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ClosingSignedDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_free"))) TS_CResult_ClosingSignedDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ClosingSignedDecodeErrorZ _res_conv = *(LDKCResult_ClosingSignedDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ClosingSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ClosingSignedDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ClosingSignedDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_clone_ptr"))) TS_CResult_ClosingSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ClosingSignedDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ClosingSignedDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ClosingSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedDecodeErrorZ_clone"))) TS_CResult_ClosingSignedDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ClosingSignedDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(orig & ~1);
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_ok"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_ok(uint32_t o) {
        LDKClosingSignedFeeRange o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14805,10 +17400,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRang
        o_conv = ClosingSignedFeeRange_clone(&o_conv);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_err"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14816,43 +17411,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRang
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_free"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ _res_conv = *(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ClosingSignedFeeRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone"))) TS_CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(orig & ~1);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_ok"))) TS_CResult_CommitmentSignedDecodeErrorZ_ok(uint32_t o) {
        LDKCommitmentSigned o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14860,10 +17455,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDeco
        o_conv = CommitmentSigned_clone(&o_conv);
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_err"))) TS_CResult_CommitmentSignedDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14871,43 +17466,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDeco
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_is_ok"))) TS_CResult_CommitmentSignedDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_CommitmentSignedDecodeErrorZ* o_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_CommitmentSignedDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_free"))) TS_CResult_CommitmentSignedDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CommitmentSignedDecodeErrorZ _res_conv = *(LDKCResult_CommitmentSignedDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_CommitmentSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_CommitmentSignedDecodeErrorZ_clone_ptr(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_CommitmentSignedDecodeErrorZ_clone_ptr(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_clone_ptr"))) TS_CResult_CommitmentSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_CommitmentSignedDecodeErrorZ* arg_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_CommitmentSignedDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_CommitmentSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_CommitmentSignedDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_CommitmentSignedDecodeErrorZ_clone"))) TS_CResult_CommitmentSignedDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_CommitmentSignedDecodeErrorZ* orig_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(orig & ~1);
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_ok"))) TS_CResult_FundingCreatedDecodeErrorZ_ok(uint32_t o) {
        LDKFundingCreated o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14915,10 +17510,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecode
        o_conv = FundingCreated_clone(&o_conv);
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_err"))) TS_CResult_FundingCreatedDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14926,43 +17521,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_is_ok"))) TS_CResult_FundingCreatedDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_FundingCreatedDecodeErrorZ* o_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_FundingCreatedDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_free"))) TS_CResult_FundingCreatedDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FundingCreatedDecodeErrorZ _res_conv = *(LDKCResult_FundingCreatedDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_FundingCreatedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_FundingCreatedDecodeErrorZ_clone_ptr(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_FundingCreatedDecodeErrorZ_clone_ptr(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_clone_ptr"))) TS_CResult_FundingCreatedDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_FundingCreatedDecodeErrorZ* arg_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_FundingCreatedDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_FundingCreatedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingCreatedDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingCreatedDecodeErrorZ_clone"))) TS_CResult_FundingCreatedDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_FundingCreatedDecodeErrorZ* orig_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(orig & ~1);
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_ok"))) TS_CResult_FundingSignedDecodeErrorZ_ok(uint32_t o) {
        LDKFundingSigned o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -14970,10 +17565,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeE
        o_conv = FundingSigned_clone(&o_conv);
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_err"))) TS_CResult_FundingSignedDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -14981,43 +17576,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_is_ok"))) TS_CResult_FundingSignedDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_FundingSignedDecodeErrorZ* o_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_FundingSignedDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_free"))) TS_CResult_FundingSignedDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FundingSignedDecodeErrorZ _res_conv = *(LDKCResult_FundingSignedDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_FundingSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_FundingSignedDecodeErrorZ_clone_ptr(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_FundingSignedDecodeErrorZ_clone_ptr(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_clone_ptr"))) TS_CResult_FundingSignedDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_FundingSignedDecodeErrorZ* arg_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_FundingSignedDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_FundingSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingSignedDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingSignedDecodeErrorZ_clone"))) TS_CResult_FundingSignedDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_FundingSignedDecodeErrorZ* orig_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(orig & ~1);
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_ok"))) TS_CResult_FundingLockedDecodeErrorZ_ok(uint32_t o) {
        LDKFundingLocked o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15025,10 +17620,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeE
        o_conv = FundingLocked_clone(&o_conv);
        LDKCResult_FundingLockedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingLockedDecodeErrorZ), "LDKCResult_FundingLockedDecodeErrorZ");
        *ret_conv = CResult_FundingLockedDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_err"))) TS_CResult_FundingLockedDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15036,43 +17631,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_FundingLockedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingLockedDecodeErrorZ), "LDKCResult_FundingLockedDecodeErrorZ");
        *ret_conv = CResult_FundingLockedDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_is_ok"))) TS_CResult_FundingLockedDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_FundingLockedDecodeErrorZ* o_conv = (LDKCResult_FundingLockedDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_FundingLockedDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_free"))) TS_CResult_FundingLockedDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FundingLockedDecodeErrorZ _res_conv = *(LDKCResult_FundingLockedDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_FundingLockedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_FundingLockedDecodeErrorZ_clone_ptr(LDKCResult_FundingLockedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_FundingLockedDecodeErrorZ_clone_ptr(LDKCResult_FundingLockedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FundingLockedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingLockedDecodeErrorZ), "LDKCResult_FundingLockedDecodeErrorZ");
        *ret_conv = CResult_FundingLockedDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_clone_ptr"))) TS_CResult_FundingLockedDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_FundingLockedDecodeErrorZ* arg_conv = (LDKCResult_FundingLockedDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_FundingLockedDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_FundingLockedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_FundingLockedDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_FundingLockedDecodeErrorZ_clone"))) TS_CResult_FundingLockedDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_FundingLockedDecodeErrorZ* orig_conv = (LDKCResult_FundingLockedDecodeErrorZ*)(orig & ~1);
        LDKCResult_FundingLockedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingLockedDecodeErrorZ), "LDKCResult_FundingLockedDecodeErrorZ");
        *ret_conv = CResult_FundingLockedDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_ok"))) TS_CResult_InitDecodeErrorZ_ok(uint32_t o) {
        LDKInit o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15080,10 +17675,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_ok(
        o_conv = Init_clone(&o_conv);
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_err"))) TS_CResult_InitDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15091,43 +17686,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_err
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_is_ok"))) TS_CResult_InitDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_InitDecodeErrorZ* o_conv = (LDKCResult_InitDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InitDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_free"))) TS_CResult_InitDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InitDecodeErrorZ _res_conv = *(LDKCResult_InitDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InitDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_InitDecodeErrorZ_clone_ptr(LDKCResult_InitDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_InitDecodeErrorZ_clone_ptr(LDKCResult_InitDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_clone_ptr"))) TS_CResult_InitDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_InitDecodeErrorZ* arg_conv = (LDKCResult_InitDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_InitDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_InitDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InitDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_InitDecodeErrorZ_clone"))) TS_CResult_InitDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_InitDecodeErrorZ* orig_conv = (LDKCResult_InitDecodeErrorZ*)(orig & ~1);
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_ok"))) TS_CResult_OpenChannelDecodeErrorZ_ok(uint32_t o) {
        LDKOpenChannel o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15135,10 +17730,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErr
        o_conv = OpenChannel_clone(&o_conv);
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_err"))) TS_CResult_OpenChannelDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15146,43 +17741,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_is_ok"))) TS_CResult_OpenChannelDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_OpenChannelDecodeErrorZ* o_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_OpenChannelDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_free"))) TS_CResult_OpenChannelDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_OpenChannelDecodeErrorZ _res_conv = *(LDKCResult_OpenChannelDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_OpenChannelDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_OpenChannelDecodeErrorZ_clone_ptr(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_OpenChannelDecodeErrorZ_clone_ptr(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_clone_ptr"))) TS_CResult_OpenChannelDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_OpenChannelDecodeErrorZ* arg_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_OpenChannelDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_OpenChannelDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_OpenChannelDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_OpenChannelDecodeErrorZ_clone"))) TS_CResult_OpenChannelDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_OpenChannelDecodeErrorZ* orig_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(orig & ~1);
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_ok"))) TS_CResult_RevokeAndACKDecodeErrorZ_ok(uint32_t o) {
        LDKRevokeAndACK o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15190,10 +17785,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeEr
        o_conv = RevokeAndACK_clone(&o_conv);
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_err"))) TS_CResult_RevokeAndACKDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15201,43 +17796,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_is_ok"))) TS_CResult_RevokeAndACKDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_RevokeAndACKDecodeErrorZ* o_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_RevokeAndACKDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_free"))) TS_CResult_RevokeAndACKDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RevokeAndACKDecodeErrorZ _res_conv = *(LDKCResult_RevokeAndACKDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_RevokeAndACKDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_RevokeAndACKDecodeErrorZ_clone_ptr(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_RevokeAndACKDecodeErrorZ_clone_ptr(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_clone_ptr"))) TS_CResult_RevokeAndACKDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_RevokeAndACKDecodeErrorZ* arg_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_RevokeAndACKDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_RevokeAndACKDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_RevokeAndACKDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_RevokeAndACKDecodeErrorZ_clone"))) TS_CResult_RevokeAndACKDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_RevokeAndACKDecodeErrorZ* orig_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(orig & ~1);
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_ok"))) TS_CResult_ShutdownDecodeErrorZ_ok(uint32_t o) {
        LDKShutdown o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15245,10 +17840,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ
        o_conv = Shutdown_clone(&o_conv);
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_err"))) TS_CResult_ShutdownDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15256,43 +17851,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_is_ok"))) TS_CResult_ShutdownDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ShutdownDecodeErrorZ* o_conv = (LDKCResult_ShutdownDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ShutdownDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_free"))) TS_CResult_ShutdownDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownDecodeErrorZ _res_conv = *(LDKCResult_ShutdownDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ShutdownDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ShutdownDecodeErrorZ_clone_ptr(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ShutdownDecodeErrorZ_clone_ptr(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_clone_ptr"))) TS_CResult_ShutdownDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ShutdownDecodeErrorZ* arg_conv = (LDKCResult_ShutdownDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ShutdownDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ShutdownDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ShutdownDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ShutdownDecodeErrorZ_clone"))) TS_CResult_ShutdownDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ShutdownDecodeErrorZ* orig_conv = (LDKCResult_ShutdownDecodeErrorZ*)(orig & ~1);
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_ok"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_ok(uint32_t o) {
        LDKUpdateFailHTLC o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15300,10 +17895,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecode
        o_conv = UpdateFailHTLC_clone(&o_conv);
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_err"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15311,43 +17906,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecode
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_is_ok"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UpdateFailHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UpdateFailHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_free"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFailHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFailHTLCDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UpdateFailHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UpdateFailHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailHTLCDecodeErrorZ_clone"))) TS_CResult_UpdateFailHTLCDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UpdateFailHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(orig & ~1);
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_ok"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_ok(uint32_t o) {
        LDKUpdateFailMalformedHTLC o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15355,10 +17950,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedH
        o_conv = UpdateFailMalformedHTLC_clone(&o_conv);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_err"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15366,43 +17961,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedH
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_free"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UpdateFailMalformedHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone"))) TS_CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(orig & ~1);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_ok"))) TS_CResult_UpdateFeeDecodeErrorZ_ok(uint32_t o) {
        LDKUpdateFee o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15410,10 +18005,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeError
        o_conv = UpdateFee_clone(&o_conv);
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_err"))) TS_CResult_UpdateFeeDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15421,43 +18016,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeError
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_is_ok"))) TS_CResult_UpdateFeeDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UpdateFeeDecodeErrorZ* o_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UpdateFeeDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_free"))) TS_CResult_UpdateFeeDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFeeDecodeErrorZ _res_conv = *(LDKCResult_UpdateFeeDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UpdateFeeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UpdateFeeDecodeErrorZ_clone_ptr(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UpdateFeeDecodeErrorZ_clone_ptr(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_clone_ptr"))) TS_CResult_UpdateFeeDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UpdateFeeDecodeErrorZ* arg_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UpdateFeeDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UpdateFeeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFeeDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFeeDecodeErrorZ_clone"))) TS_CResult_UpdateFeeDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UpdateFeeDecodeErrorZ* orig_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(orig & ~1);
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_ok"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_ok(uint32_t o) {
        LDKUpdateFulfillHTLC o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15465,10 +18060,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDec
        o_conv = UpdateFulfillHTLC_clone(&o_conv);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_err"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15476,43 +18071,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDec
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_free"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UpdateFulfillHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone"))) TS_CResult_UpdateFulfillHTLCDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(orig & ~1);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_ok"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_ok(uint32_t o) {
        LDKUpdateAddHTLC o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15520,10 +18115,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeE
        o_conv = UpdateAddHTLC_clone(&o_conv);
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_err"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15531,43 +18126,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_is_ok"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UpdateAddHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UpdateAddHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_free"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateAddHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateAddHTLCDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UpdateAddHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UpdateAddHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UpdateAddHTLCDecodeErrorZ_clone"))) TS_CResult_UpdateAddHTLCDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UpdateAddHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(orig & ~1);
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_ok"))) TS_CResult_PingDecodeErrorZ_ok(uint32_t o) {
        LDKPing o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15575,10 +18170,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_ok(
        o_conv = Ping_clone(&o_conv);
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_err"))) TS_CResult_PingDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15586,43 +18181,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_err
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_is_ok"))) TS_CResult_PingDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_PingDecodeErrorZ* o_conv = (LDKCResult_PingDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PingDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_free"))) TS_CResult_PingDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PingDecodeErrorZ _res_conv = *(LDKCResult_PingDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PingDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PingDecodeErrorZ_clone_ptr(LDKCResult_PingDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PingDecodeErrorZ_clone_ptr(LDKCResult_PingDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_clone_ptr"))) TS_CResult_PingDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PingDecodeErrorZ* arg_conv = (LDKCResult_PingDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PingDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PingDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PingDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PingDecodeErrorZ_clone"))) TS_CResult_PingDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_PingDecodeErrorZ* orig_conv = (LDKCResult_PingDecodeErrorZ*)(orig & ~1);
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_ok"))) TS_CResult_PongDecodeErrorZ_ok(uint32_t o) {
        LDKPong o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15630,10 +18225,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_ok(
        o_conv = Pong_clone(&o_conv);
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_err"))) TS_CResult_PongDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15641,43 +18236,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_err
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_is_ok"))) TS_CResult_PongDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_PongDecodeErrorZ* o_conv = (LDKCResult_PongDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_PongDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_free"))) TS_CResult_PongDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PongDecodeErrorZ _res_conv = *(LDKCResult_PongDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_PongDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_PongDecodeErrorZ_clone_ptr(LDKCResult_PongDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_PongDecodeErrorZ_clone_ptr(LDKCResult_PongDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_clone_ptr"))) TS_CResult_PongDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_PongDecodeErrorZ* arg_conv = (LDKCResult_PongDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_PongDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_PongDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_PongDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_PongDecodeErrorZ_clone"))) TS_CResult_PongDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_PongDecodeErrorZ* orig_conv = (LDKCResult_PongDecodeErrorZ*)(orig & ~1);
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_ok"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_ok(uint32_t o) {
        LDKUnsignedChannelAnnouncement o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15685,10 +18280,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnou
        o_conv = UnsignedChannelAnnouncement_clone(&o_conv);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_err"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15696,43 +18291,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnou
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_free"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UnsignedChannelAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone"))) TS_CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(orig & ~1);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_ok"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_ok(uint32_t o) {
        LDKChannelAnnouncement o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15740,10 +18335,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementD
        o_conv = ChannelAnnouncement_clone(&o_conv);
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_err"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15751,43 +18346,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementD
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_is_ok"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_free"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_ChannelAnnouncementDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelAnnouncementDecodeErrorZ_clone"))) TS_CResult_ChannelAnnouncementDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_ok"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_ok(uint32_t o) {
        LDKUnsignedChannelUpdate o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15795,10 +18390,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdat
        o_conv = UnsignedChannelUpdate_clone(&o_conv);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_err"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15806,43 +18401,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdat
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_free"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ _res_conv = *(LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UnsignedChannelUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone"))) TS_CResult_UnsignedChannelUpdateDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(orig & ~1);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_ok"))) TS_CResult_ChannelUpdateDecodeErrorZ_ok(uint32_t o) {
        LDKChannelUpdate o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15850,10 +18445,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeE
        o_conv = ChannelUpdate_clone(&o_conv);
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_err"))) TS_CResult_ChannelUpdateDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15861,43 +18456,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeE
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_is_ok"))) TS_CResult_ChannelUpdateDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ChannelUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_free"))) TS_CResult_ChannelUpdateDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelUpdateDecodeErrorZ _res_conv = *(LDKCResult_ChannelUpdateDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ChannelUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_clone_ptr"))) TS_CResult_ChannelUpdateDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ChannelUpdateDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ChannelUpdateDecodeErrorZ_clone"))) TS_CResult_ChannelUpdateDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(orig & ~1);
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_ok"))) TS_CResult_ErrorMessageDecodeErrorZ_ok(uint32_t o) {
        LDKErrorMessage o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15905,10 +18500,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeEr
        o_conv = ErrorMessage_clone(&o_conv);
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_err"))) TS_CResult_ErrorMessageDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15916,43 +18511,98 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeEr
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_is_ok"))) TS_CResult_ErrorMessageDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ErrorMessageDecodeErrorZ* o_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ErrorMessageDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_free"))) TS_CResult_ErrorMessageDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ErrorMessageDecodeErrorZ _res_conv = *(LDKCResult_ErrorMessageDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ErrorMessageDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ErrorMessageDecodeErrorZ_clone_ptr(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ErrorMessageDecodeErrorZ_clone_ptr(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_clone_ptr"))) TS_CResult_ErrorMessageDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ErrorMessageDecodeErrorZ* arg_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ErrorMessageDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ErrorMessageDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ErrorMessageDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ErrorMessageDecodeErrorZ_clone"))) TS_CResult_ErrorMessageDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ErrorMessageDecodeErrorZ* orig_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(orig & ~1);
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_ok"))) TS_CResult_WarningMessageDecodeErrorZ_ok(uint32_t o) {
+       LDKWarningMessage o_conv;
+       o_conv.inner = (void*)(o & (~1));
+       o_conv.is_owned = (o & 1) || (o == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = WarningMessage_clone(&o_conv);
+       LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
+       *ret_conv = CResult_WarningMessageDecodeErrorZ_ok(o_conv);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_err"))) TS_CResult_WarningMessageDecodeErrorZ_err(uint32_t e) {
+       LDKDecodeError e_conv;
+       e_conv.inner = (void*)(e & (~1));
+       e_conv.is_owned = (e & 1) || (e == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = DecodeError_clone(&e_conv);
+       LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
+       *ret_conv = CResult_WarningMessageDecodeErrorZ_err(e_conv);
+       return (uint32_t)ret_conv;
+}
+
+jboolean  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_is_ok"))) TS_CResult_WarningMessageDecodeErrorZ_is_ok(uint32_t o) {
+       LDKCResult_WarningMessageDecodeErrorZ* o_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(o & ~1);
+       jboolean ret_val = CResult_WarningMessageDecodeErrorZ_is_ok(o_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_free"))) TS_CResult_WarningMessageDecodeErrorZ_free(uint32_t _res) {
+       if ((_res & 1) != 0) return;
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_WarningMessageDecodeErrorZ _res_conv = *(LDKCResult_WarningMessageDecodeErrorZ*)(_res_ptr);
+       FREE((void*)_res);
+       CResult_WarningMessageDecodeErrorZ_free(_res_conv);
+}
+
+static inline uintptr_t CResult_WarningMessageDecodeErrorZ_clone_ptr(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
+       *ret_conv = CResult_WarningMessageDecodeErrorZ_clone(arg);
+       return (uint32_t)ret_conv;
+}
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_clone_ptr"))) TS_CResult_WarningMessageDecodeErrorZ_clone_ptr(uint32_t arg) {
+       LDKCResult_WarningMessageDecodeErrorZ* arg_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(arg & ~1);
+       uint32_t ret_val = CResult_WarningMessageDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CResult_WarningMessageDecodeErrorZ_clone"))) TS_CResult_WarningMessageDecodeErrorZ_clone(uint32_t orig) {
+       LDKCResult_WarningMessageDecodeErrorZ* orig_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(orig & ~1);
+       LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
+       *ret_conv = CResult_WarningMessageDecodeErrorZ_clone(orig_conv);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_ok"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_ok(uint32_t o) {
        LDKUnsignedNodeAnnouncement o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -15960,10 +18610,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnounce
        o_conv = UnsignedNodeAnnouncement_clone(&o_conv);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_err"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -15971,43 +18621,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnounce
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_free"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_UnsignedNodeAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone"))) TS_CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(orig & ~1);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_ok"))) TS_CResult_NodeAnnouncementDecodeErrorZ_ok(uint32_t o) {
        LDKNodeAnnouncement o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16015,10 +18665,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDeco
        o_conv = NodeAnnouncement_clone(&o_conv);
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_err"))) TS_CResult_NodeAnnouncementDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16026,43 +18676,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDeco
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_is_ok"))) TS_CResult_NodeAnnouncementDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_NodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_NodeAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_free"))) TS_CResult_NodeAnnouncementDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_NodeAnnouncementDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_NodeAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_clone_ptr"))) TS_CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_NodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_NodeAnnouncementDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_NodeAnnouncementDecodeErrorZ_clone"))) TS_CResult_NodeAnnouncementDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_NodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(orig & ~1);
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_ok"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_ok(uint32_t o) {
        LDKQueryShortChannelIds o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16070,10 +18720,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIds
        o_conv = QueryShortChannelIds_clone(&o_conv);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_err"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16081,43 +18731,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIds
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_is_ok"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* o_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_QueryShortChannelIdsDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_free"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ _res_conv = *(LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_QueryShortChannelIdsDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* arg_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone"))) TS_CResult_QueryShortChannelIdsDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* orig_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(orig & ~1);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_ok"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_ok(uint32_t o) {
        LDKReplyShortChannelIdsEnd o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16125,10 +18775,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIds
        o_conv = ReplyShortChannelIdsEnd_clone(&o_conv);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_err"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16136,43 +18786,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIds
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* o_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_free"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ _res_conv = *(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ReplyShortChannelIdsEndDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* arg_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone"))) TS_CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* orig_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(orig & ~1);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_ok"))) TS_CResult_QueryChannelRangeDecodeErrorZ_ok(uint32_t o) {
        LDKQueryChannelRange o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16180,10 +18830,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDec
        o_conv = QueryChannelRange_clone(&o_conv);
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_err"))) TS_CResult_QueryChannelRangeDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16191,43 +18841,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDec
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_is_ok"))) TS_CResult_QueryChannelRangeDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_QueryChannelRangeDecodeErrorZ* o_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_QueryChannelRangeDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_free"))) TS_CResult_QueryChannelRangeDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_QueryChannelRangeDecodeErrorZ _res_conv = *(LDKCResult_QueryChannelRangeDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_QueryChannelRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_clone_ptr"))) TS_CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_QueryChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_QueryChannelRangeDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_QueryChannelRangeDecodeErrorZ_clone"))) TS_CResult_QueryChannelRangeDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_QueryChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(orig & ~1);
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_ok"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_ok(uint32_t o) {
        LDKReplyChannelRange o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16235,10 +18885,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDec
        o_conv = ReplyChannelRange_clone(&o_conv);
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_err"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16246,43 +18896,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDec
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_is_ok"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_ReplyChannelRangeDecodeErrorZ* o_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_ReplyChannelRangeDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_free"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ReplyChannelRangeDecodeErrorZ _res_conv = *(LDKCResult_ReplyChannelRangeDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_ReplyChannelRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_ReplyChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_ReplyChannelRangeDecodeErrorZ_clone"))) TS_CResult_ReplyChannelRangeDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_ReplyChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(orig & ~1);
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_ok"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_ok(uint32_t o) {
        LDKGossipTimestampFilter o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16290,10 +18940,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilte
        o_conv = GossipTimestampFilter_clone(&o_conv);
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_err(uint32_t e) {
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_err"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_err(uint32_t e) {
        LDKDecodeError e_conv;
        e_conv.inner = (void*)(e & (~1));
        e_conv.is_owned = (e & 1) || (e == 0);
@@ -16301,43 +18951,43 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilte
        e_conv = DecodeError_clone(&e_conv);
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_is_ok"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_is_ok(uint32_t o) {
        LDKCResult_GossipTimestampFilterDecodeErrorZ* o_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(o & ~1);
        jboolean ret_val = CResult_GossipTimestampFilterDecodeErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_free"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_GossipTimestampFilterDecodeErrorZ _res_conv = *(LDKCResult_GossipTimestampFilterDecodeErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_GossipTimestampFilterDecodeErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_GossipTimestampFilterDecodeErrorZ* arg_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_GossipTimestampFilterDecodeErrorZ_clone"))) TS_CResult_GossipTimestampFilterDecodeErrorZ_clone(uint32_t orig) {
        LDKCResult_GossipTimestampFilterDecodeErrorZ* orig_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(orig & ~1);
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_ok"))) TS_CResult_InvoiceSignOrCreationErrorZ_ok(uint32_t o) {
        LDKInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
@@ -16345,118 +18995,118 @@ uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreatio
        o_conv = Invoice_clone(&o_conv);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_err(uint32_t e) {
-       void* e_ptr = (void*)(((uint64_t)e) & ~1);
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_err"))) TS_CResult_InvoiceSignOrCreationErrorZ_err(uint32_t e) {
+       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
        CHECK_ACCESS(e_ptr);
        LDKSignOrCreationError e_conv = *(LDKSignOrCreationError*)(e_ptr);
-       e_conv = SignOrCreationError_clone((LDKSignOrCreationError*)(((uint64_t)e) & ~1));
+       e_conv = SignOrCreationError_clone((LDKSignOrCreationError*)(((uintptr_t)e) & ~1));
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_err(e_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_is_ok"))) TS_CResult_InvoiceSignOrCreationErrorZ_is_ok(uint32_t o) {
        LDKCResult_InvoiceSignOrCreationErrorZ* o_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(o & ~1);
        jboolean ret_val = CResult_InvoiceSignOrCreationErrorZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_free"))) TS_CResult_InvoiceSignOrCreationErrorZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceSignOrCreationErrorZ _res_conv = *(LDKCResult_InvoiceSignOrCreationErrorZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_InvoiceSignOrCreationErrorZ_free(_res_conv);
 }
 
-static inline uint64_t CResult_InvoiceSignOrCreationErrorZ_clone_ptr(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR arg) {
+static inline uintptr_t CResult_InvoiceSignOrCreationErrorZ_clone_ptr(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR arg) {
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_clone(arg);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
-int64_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_clone_ptr"))) TS_CResult_InvoiceSignOrCreationErrorZ_clone_ptr(uint32_t arg) {
        LDKCResult_InvoiceSignOrCreationErrorZ* arg_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(arg & ~1);
-       int64_t ret_val = CResult_InvoiceSignOrCreationErrorZ_clone_ptr(arg_conv);
+       uint32_t ret_val = CResult_InvoiceSignOrCreationErrorZ_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_InvoiceSignOrCreationErrorZ_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CResult_InvoiceSignOrCreationErrorZ_clone"))) TS_CResult_InvoiceSignOrCreationErrorZ_clone(uint32_t orig) {
        LDKCResult_InvoiceSignOrCreationErrorZ* orig_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(orig & ~1);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_clone(orig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_FilterZ_some(uint32_t o) {
-       void* o_ptr = (void*)(((uint64_t)o) & ~1);
+uint32_t  __attribute__((export_name("TS_COption_FilterZ_some"))) TS_COption_FilterZ_some(uint32_t o) {
+       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
        CHECK_ACCESS(o_ptr);
        LDKFilter o_conv = *(LDKFilter*)(o_ptr);
        LDKCOption_FilterZ *ret_copy = MALLOC(sizeof(LDKCOption_FilterZ), "LDKCOption_FilterZ");
        *ret_copy = COption_FilterZ_some(o_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_COption_FilterZ_none() {
+uint32_t  __attribute__((export_name("TS_COption_FilterZ_none"))) TS_COption_FilterZ_none() {
        LDKCOption_FilterZ *ret_copy = MALLOC(sizeof(LDKCOption_FilterZ), "LDKCOption_FilterZ");
        *ret_copy = COption_FilterZ_none();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_COption_FilterZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_COption_FilterZ_free"))) TS_COption_FilterZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_FilterZ _res_conv = *(LDKCOption_FilterZ*)(_res_ptr);
        FREE((void*)_res);
        COption_FilterZ_free(_res_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_LockedChannelMonitorNoneZ_ok(uint32_t o) {
+uint32_t  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_ok"))) TS_CResult_LockedChannelMonitorNoneZ_ok(uint32_t o) {
        LDKLockedChannelMonitor o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = (o & 1) || (o == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       // Warning: we need a move here but no clone is available for LDKLockedChannelMonitor
+       // WARNING: we need a move here but no clone is available for LDKLockedChannelMonitor
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = CResult_LockedChannelMonitorNoneZ_ok(o_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CResult_LockedChannelMonitorNoneZ_err() {
+uint32_t  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_err"))) TS_CResult_LockedChannelMonitorNoneZ_err() {
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = CResult_LockedChannelMonitorNoneZ_err();
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CResult_LockedChannelMonitorNoneZ_is_ok(uint32_t o) {
+jboolean  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_is_ok"))) TS_CResult_LockedChannelMonitorNoneZ_is_ok(uint32_t o) {
        LDKCResult_LockedChannelMonitorNoneZ* o_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(o & ~1);
        jboolean ret_val = CResult_LockedChannelMonitorNoneZ_is_ok(o_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CResult_LockedChannelMonitorNoneZ_free(uint32_t _res) {
+void  __attribute__((export_name("TS_CResult_LockedChannelMonitorNoneZ_free"))) TS_CResult_LockedChannelMonitorNoneZ_free(uint32_t _res) {
        if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uint64_t)_res) & ~1);
+       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_LockedChannelMonitorNoneZ _res_conv = *(LDKCResult_LockedChannelMonitorNoneZ*)(_res_ptr);
        FREE((void*)_res);
        CResult_LockedChannelMonitorNoneZ_free(_res_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_CVec_OutPointZ_free(uint32_tArray _res) {
+void  __attribute__((export_name("TS_CVec_OutPointZ_free"))) TS_CVec_OutPointZ_free(uint32_tArray _res) {
        LDKCVec_OutPointZ _res_constr;
-       _res_constr.datalen = *((uint32_t*)_res);
+       _res_constr.datalen = _res->arr_len;
        if (_res_constr.datalen > 0)
                _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKOutPoint), "LDKCVec_OutPointZ Elements");
        else
                _res_constr.data = NULL;
-       uint32_t* _res_vals = (uint32_t*)(_res + 4);
+       uint32_t* _res_vals = _res->elems /* XXX _res leaks */;
        for (size_t k = 0; k < _res_constr.datalen; k++) {
                uint32_t _res_conv_10 = _res_vals[k];
                LDKOutPoint _res_conv_10_conv;
@@ -16468,258 +19118,258 @@ void  __attribute__((visibility("default"))) TS_CVec_OutPointZ_free(uint32_tArra
        CVec_OutPointZ_free(_res_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_PaymentPurpose_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_PaymentPurpose_free"))) TS_PaymentPurpose_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentPurpose this_ptr_conv = *(LDKPaymentPurpose*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        PaymentPurpose_free(this_ptr_conv);
 }
 
-static inline uint64_t PaymentPurpose_clone_ptr(LDKPaymentPurpose *NONNULL_PTR arg) {
+static inline uintptr_t PaymentPurpose_clone_ptr(LDKPaymentPurpose *NONNULL_PTR arg) {
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PaymentPurpose_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PaymentPurpose_clone_ptr"))) TS_PaymentPurpose_clone_ptr(uint32_t arg) {
        LDKPaymentPurpose* arg_conv = (LDKPaymentPurpose*)arg;
-       int64_t ret_val = PaymentPurpose_clone_ptr(arg_conv);
+       uint32_t ret_val = PaymentPurpose_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentPurpose_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PaymentPurpose_clone"))) TS_PaymentPurpose_clone(uint32_t orig) {
        LDKPaymentPurpose* orig_conv = (LDKPaymentPurpose*)orig;
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentPurpose_invoice_payment(int8_tArray payment_preimage, int8_tArray payment_secret) {
+uint32_t  __attribute__((export_name("TS_PaymentPurpose_invoice_payment"))) TS_PaymentPurpose_invoice_payment(int8_tArray payment_preimage, int8_tArray payment_secret) {
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        LDKThirtyTwoBytes payment_secret_ref;
-       CHECK(*((uint32_t*)payment_secret) == 32);
-       memcpy(payment_secret_ref.data, (uint8_t*)(payment_secret + 4), 32);
+       CHECK(payment_secret->arr_len == 32);
+       memcpy(payment_secret_ref.data, payment_secret->elems, 32); FREE(payment_secret);
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_invoice_payment(payment_preimage_ref, payment_secret_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentPurpose_spontaneous_payment(int8_tArray a) {
+uint32_t  __attribute__((export_name("TS_PaymentPurpose_spontaneous_payment"))) TS_PaymentPurpose_spontaneous_payment(int8_tArray a) {
        LDKThirtyTwoBytes a_ref;
-       CHECK(*((uint32_t*)a) == 32);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 32);
+       CHECK(a->arr_len == 32);
+       memcpy(a_ref.data, a->elems, 32); FREE(a);
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_spontaneous_payment(a_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosureReason_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_ClosureReason_free"))) TS_ClosureReason_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKClosureReason this_ptr_conv = *(LDKClosureReason*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        ClosureReason_free(this_ptr_conv);
 }
 
-static inline uint64_t ClosureReason_clone_ptr(LDKClosureReason *NONNULL_PTR arg) {
+static inline uintptr_t ClosureReason_clone_ptr(LDKClosureReason *NONNULL_PTR arg) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ClosureReason_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ClosureReason_clone_ptr"))) TS_ClosureReason_clone_ptr(uint32_t arg) {
        LDKClosureReason* arg_conv = (LDKClosureReason*)arg;
-       int64_t ret_val = ClosureReason_clone_ptr(arg_conv);
+       uint32_t ret_val = ClosureReason_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ClosureReason_clone"))) TS_ClosureReason_clone(uint32_t orig) {
        LDKClosureReason* orig_conv = (LDKClosureReason*)orig;
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_counterparty_force_closed(jstring peer_msg) {
+uint32_t  __attribute__((export_name("TS_ClosureReason_counterparty_force_closed"))) TS_ClosureReason_counterparty_force_closed(jstring peer_msg) {
        LDKStr peer_msg_conv = str_ref_to_owned_c(peer_msg);
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_counterparty_force_closed(peer_msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_holder_force_closed() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_holder_force_closed"))) TS_ClosureReason_holder_force_closed() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_holder_force_closed();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_cooperative_closure() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_cooperative_closure"))) TS_ClosureReason_cooperative_closure() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_cooperative_closure();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_commitment_tx_confirmed() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_commitment_tx_confirmed"))) TS_ClosureReason_commitment_tx_confirmed() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_commitment_tx_confirmed();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_funding_timed_out() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_funding_timed_out"))) TS_ClosureReason_funding_timed_out() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_funding_timed_out();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_processing_error(jstring err) {
+uint32_t  __attribute__((export_name("TS_ClosureReason_processing_error"))) TS_ClosureReason_processing_error(jstring err) {
        LDKStr err_conv = str_ref_to_owned_c(err);
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_processing_error(err_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_disconnected_peer() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_disconnected_peer"))) TS_ClosureReason_disconnected_peer() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_disconnected_peer();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_outdated_channel_manager() {
+uint32_t  __attribute__((export_name("TS_ClosureReason_outdated_channel_manager"))) TS_ClosureReason_outdated_channel_manager() {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_outdated_channel_manager();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosureReason_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ClosureReason_write"))) TS_ClosureReason_write(uint32_t obj) {
        LDKClosureReason* obj_conv = (LDKClosureReason*)obj;
        LDKCVec_u8Z ret_var = ClosureReason_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosureReason_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ClosureReason_read"))) TS_ClosureReason_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = ClosureReason_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Event_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Event_free"))) TS_Event_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEvent this_ptr_conv = *(LDKEvent*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Event_free(this_ptr_conv);
 }
 
-static inline uint64_t Event_clone_ptr(LDKEvent *NONNULL_PTR arg) {
+static inline uintptr_t Event_clone_ptr(LDKEvent *NONNULL_PTR arg) {
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Event_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Event_clone_ptr"))) TS_Event_clone_ptr(uint32_t arg) {
        LDKEvent* arg_conv = (LDKEvent*)arg;
-       int64_t ret_val = Event_clone_ptr(arg_conv);
+       uint32_t ret_val = Event_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Event_clone"))) TS_Event_clone(uint32_t orig) {
        LDKEvent* orig_conv = (LDKEvent*)orig;
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_funding_generation_ready(int8_tArray temporary_channel_id, int64_t channel_value_satoshis, int8_tArray output_script, int64_t user_channel_id) {
+uint32_t  __attribute__((export_name("TS_Event_funding_generation_ready"))) TS_Event_funding_generation_ready(int8_tArray temporary_channel_id, int64_t channel_value_satoshis, int8_tArray output_script, int64_t user_channel_id) {
        LDKThirtyTwoBytes temporary_channel_id_ref;
-       CHECK(*((uint32_t*)temporary_channel_id) == 32);
-       memcpy(temporary_channel_id_ref.data, (uint8_t*)(temporary_channel_id + 4), 32);
+       CHECK(temporary_channel_id->arr_len == 32);
+       memcpy(temporary_channel_id_ref.data, temporary_channel_id->elems, 32); FREE(temporary_channel_id);
        LDKCVec_u8Z output_script_ref;
-       output_script_ref.datalen = *((uint32_t*)output_script);
+       output_script_ref.datalen = output_script->arr_len;
        output_script_ref.data = MALLOC(output_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(output_script_ref.data, (uint8_t*)(output_script + 4), output_script_ref.datalen);
+       memcpy(output_script_ref.data, output_script->elems, output_script_ref.datalen); FREE(output_script);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_funding_generation_ready(temporary_channel_id_ref, channel_value_satoshis, output_script_ref, user_channel_id);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_received(int8_tArray payment_hash, int64_t amt, uint32_t purpose) {
+uint32_t  __attribute__((export_name("TS_Event_payment_received"))) TS_Event_payment_received(int8_tArray payment_hash, int64_t amt, uint32_t purpose) {
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       void* purpose_ptr = (void*)(((uint64_t)purpose) & ~1);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       void* purpose_ptr = (void*)(((uintptr_t)purpose) & ~1);
        CHECK_ACCESS(purpose_ptr);
        LDKPaymentPurpose purpose_conv = *(LDKPaymentPurpose*)(purpose_ptr);
-       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)(((uint64_t)purpose) & ~1));
+       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)(((uintptr_t)purpose) & ~1));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_received(payment_hash_ref, amt, purpose_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_sent(int8_tArray payment_id, int8_tArray payment_preimage, int8_tArray payment_hash, uint32_t fee_paid_msat) {
+uint32_t  __attribute__((export_name("TS_Event_payment_sent"))) TS_Event_payment_sent(int8_tArray payment_id, int8_tArray payment_preimage, int8_tArray payment_hash, uint32_t fee_paid_msat) {
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       void* fee_paid_msat_ptr = (void*)(((uint64_t)fee_paid_msat) & ~1);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       void* fee_paid_msat_ptr = (void*)(((uintptr_t)fee_paid_msat) & ~1);
        CHECK_ACCESS(fee_paid_msat_ptr);
        LDKCOption_u64Z fee_paid_msat_conv = *(LDKCOption_u64Z*)(fee_paid_msat_ptr);
-       fee_paid_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)fee_paid_msat) & ~1));
+       fee_paid_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)fee_paid_msat) & ~1));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_sent(payment_id_ref, payment_preimage_ref, payment_hash_ref, fee_paid_msat_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_path_failed(int8_tArray payment_id, int8_tArray payment_hash, jboolean rejected_by_dest, uint32_t network_update, jboolean all_paths_failed, uint32_tArray path, uint32_t short_channel_id, uint32_t retry) {
+uint32_t  __attribute__((export_name("TS_Event_payment_path_failed"))) TS_Event_payment_path_failed(int8_tArray payment_id, int8_tArray payment_hash, jboolean rejected_by_dest, uint32_t network_update, jboolean all_paths_failed, uint32_tArray path, uint32_t short_channel_id, uint32_t retry) {
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       void* network_update_ptr = (void*)(((uint64_t)network_update) & ~1);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       void* network_update_ptr = (void*)(((uintptr_t)network_update) & ~1);
        CHECK_ACCESS(network_update_ptr);
        LDKCOption_NetworkUpdateZ network_update_conv = *(LDKCOption_NetworkUpdateZ*)(network_update_ptr);
-       network_update_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uint64_t)network_update) & ~1));
+       network_update_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uintptr_t)network_update) & ~1));
        LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = *((uint32_t*)path);
+       path_constr.datalen = path->arr_len;
        if (path_constr.datalen > 0)
                path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
        else
                path_constr.data = NULL;
-       uint32_t* path_vals = (uint32_t*)(path + 4);
+       uint32_t* path_vals = path->elems /* XXX path leaks */;
        for (size_t k = 0; k < path_constr.datalen; k++) {
                uint32_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
@@ -16729,10 +19379,10 @@ uint32_t  __attribute__((visibility("default"))) TS_Event_payment_path_failed(in
                path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
                path_constr.data[k] = path_conv_10_conv;
        }
-       void* short_channel_id_ptr = (void*)(((uint64_t)short_channel_id) & ~1);
+       void* short_channel_id_ptr = (void*)(((uintptr_t)short_channel_id) & ~1);
        CHECK_ACCESS(short_channel_id_ptr);
        LDKCOption_u64Z short_channel_id_conv = *(LDKCOption_u64Z*)(short_channel_id_ptr);
-       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)short_channel_id) & ~1));
+       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id) & ~1));
        LDKRouteParameters retry_conv;
        retry_conv.inner = (void*)(retry & (~1));
        retry_conv.is_owned = (retry & 1) || (retry == 0);
@@ -16740,106 +19390,106 @@ uint32_t  __attribute__((visibility("default"))) TS_Event_payment_path_failed(in
        retry_conv = RouteParameters_clone(&retry_conv);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_path_failed(payment_id_ref, payment_hash_ref, rejected_by_dest, network_update_conv, all_paths_failed, path_constr, short_channel_id_conv, retry_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_failed(int8_tArray payment_id, int8_tArray payment_hash) {
+uint32_t  __attribute__((export_name("TS_Event_payment_failed"))) TS_Event_payment_failed(int8_tArray payment_id, int8_tArray payment_hash) {
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_failed(payment_id_ref, payment_hash_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_pending_htlcs_forwardable(int64_t time_forwardable) {
+uint32_t  __attribute__((export_name("TS_Event_pending_htlcs_forwardable"))) TS_Event_pending_htlcs_forwardable(int64_t time_forwardable) {
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_pending_htlcs_forwardable(time_forwardable);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_spendable_outputs(uint32_tArray outputs) {
+uint32_t  __attribute__((export_name("TS_Event_spendable_outputs"))) TS_Event_spendable_outputs(uint32_tArray outputs) {
        LDKCVec_SpendableOutputDescriptorZ outputs_constr;
-       outputs_constr.datalen = *((uint32_t*)outputs);
+       outputs_constr.datalen = outputs->arr_len;
        if (outputs_constr.datalen > 0)
                outputs_constr.data = MALLOC(outputs_constr.datalen * sizeof(LDKSpendableOutputDescriptor), "LDKCVec_SpendableOutputDescriptorZ Elements");
        else
                outputs_constr.data = NULL;
-       uint32_t* outputs_vals = (uint32_t*)(outputs + 4);
+       uint32_t* outputs_vals = outputs->elems /* XXX outputs leaks */;
        for (size_t b = 0; b < outputs_constr.datalen; b++) {
                uint32_t outputs_conv_27 = outputs_vals[b];
-               void* outputs_conv_27_ptr = (void*)(((uint64_t)outputs_conv_27) & ~1);
+               void* outputs_conv_27_ptr = (void*)(((uintptr_t)outputs_conv_27) & ~1);
                CHECK_ACCESS(outputs_conv_27_ptr);
                LDKSpendableOutputDescriptor outputs_conv_27_conv = *(LDKSpendableOutputDescriptor*)(outputs_conv_27_ptr);
-               outputs_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uint64_t)outputs_conv_27) & ~1));
+               outputs_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)outputs_conv_27) & ~1));
                outputs_constr.data[b] = outputs_conv_27_conv;
        }
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_spendable_outputs(outputs_constr);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_forwarded(uint32_t fee_earned_msat, jboolean claim_from_onchain_tx) {
-       void* fee_earned_msat_ptr = (void*)(((uint64_t)fee_earned_msat) & ~1);
+uint32_t  __attribute__((export_name("TS_Event_payment_forwarded"))) TS_Event_payment_forwarded(uint32_t fee_earned_msat, jboolean claim_from_onchain_tx) {
+       void* fee_earned_msat_ptr = (void*)(((uintptr_t)fee_earned_msat) & ~1);
        CHECK_ACCESS(fee_earned_msat_ptr);
        LDKCOption_u64Z fee_earned_msat_conv = *(LDKCOption_u64Z*)(fee_earned_msat_ptr);
-       fee_earned_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)fee_earned_msat) & ~1));
+       fee_earned_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)fee_earned_msat) & ~1));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_forwarded(fee_earned_msat_conv, claim_from_onchain_tx);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_channel_closed(int8_tArray channel_id, int64_t user_channel_id, uint32_t reason) {
+uint32_t  __attribute__((export_name("TS_Event_channel_closed"))) TS_Event_channel_closed(int8_tArray channel_id, int64_t user_channel_id, uint32_t reason) {
        LDKThirtyTwoBytes channel_id_ref;
-       CHECK(*((uint32_t*)channel_id) == 32);
-       memcpy(channel_id_ref.data, (uint8_t*)(channel_id + 4), 32);
-       void* reason_ptr = (void*)(((uint64_t)reason) & ~1);
+       CHECK(channel_id->arr_len == 32);
+       memcpy(channel_id_ref.data, channel_id->elems, 32); FREE(channel_id);
+       void* reason_ptr = (void*)(((uintptr_t)reason) & ~1);
        CHECK_ACCESS(reason_ptr);
        LDKClosureReason reason_conv = *(LDKClosureReason*)(reason_ptr);
-       reason_conv = ClosureReason_clone((LDKClosureReason*)(((uint64_t)reason) & ~1));
+       reason_conv = ClosureReason_clone((LDKClosureReason*)(((uintptr_t)reason) & ~1));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_channel_closed(channel_id_ref, user_channel_id, reason_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_discard_funding(int8_tArray channel_id, int8_tArray transaction) {
+uint32_t  __attribute__((export_name("TS_Event_discard_funding"))) TS_Event_discard_funding(int8_tArray channel_id, int8_tArray transaction) {
        LDKThirtyTwoBytes channel_id_ref;
-       CHECK(*((uint32_t*)channel_id) == 32);
-       memcpy(channel_id_ref.data, (uint8_t*)(channel_id + 4), 32);
+       CHECK(channel_id->arr_len == 32);
+       memcpy(channel_id_ref.data, channel_id->elems, 32); FREE(channel_id);
        LDKTransaction transaction_ref;
-       transaction_ref.datalen = *((uint32_t*)transaction);
+       transaction_ref.datalen = transaction->arr_len;
        transaction_ref.data = MALLOC(transaction_ref.datalen, "LDKTransaction Bytes");
-       memcpy(transaction_ref.data, (uint8_t*)(transaction + 4), transaction_ref.datalen);
+       memcpy(transaction_ref.data, transaction->elems, transaction_ref.datalen); FREE(transaction);
        transaction_ref.data_is_owned = true;
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_discard_funding(channel_id_ref, transaction_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_payment_path_successful(int8_tArray payment_id, int8_tArray payment_hash, uint32_tArray path) {
+uint32_t  __attribute__((export_name("TS_Event_payment_path_successful"))) TS_Event_payment_path_successful(int8_tArray payment_id, int8_tArray payment_hash, uint32_tArray path) {
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
        LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = *((uint32_t*)path);
+       path_constr.datalen = path->arr_len;
        if (path_constr.datalen > 0)
                path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
        else
                path_constr.data = NULL;
-       uint32_t* path_vals = (uint32_t*)(path + 4);
+       uint32_t* path_vals = path->elems /* XXX path leaks */;
        for (size_t k = 0; k < path_constr.datalen; k++) {
                uint32_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
@@ -16851,61 +19501,74 @@ uint32_t  __attribute__((visibility("default"))) TS_Event_payment_path_successfu
        }
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_path_successful(payment_id_ref, payment_hash_ref, path_constr);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_Event_open_channel_request"))) TS_Event_open_channel_request(int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int64_t funding_satoshis, int64_t push_msat) {
+       LDKThirtyTwoBytes temporary_channel_id_ref;
+       CHECK(temporary_channel_id->arr_len == 32);
+       memcpy(temporary_channel_id_ref.data, temporary_channel_id->elems, 32); FREE(temporary_channel_id);
+       LDKPublicKey counterparty_node_id_ref;
+       CHECK(counterparty_node_id->arr_len == 33);
+       memcpy(counterparty_node_id_ref.compressed_form, counterparty_node_id->elems, 33); FREE(counterparty_node_id);
+       LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
+       *ret_copy = Event_open_channel_request(temporary_channel_id_ref, counterparty_node_id_ref, funding_satoshis, push_msat);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Event_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Event_write"))) TS_Event_write(uint32_t obj) {
        LDKEvent* obj_conv = (LDKEvent*)obj;
        LDKCVec_u8Z ret_var = Event_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Event_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Event_read"))) TS_Event_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = Event_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_MessageSendEvent_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_MessageSendEvent_free"))) TS_MessageSendEvent_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMessageSendEvent this_ptr_conv = *(LDKMessageSendEvent*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        MessageSendEvent_free(this_ptr_conv);
 }
 
-static inline uint64_t MessageSendEvent_clone_ptr(LDKMessageSendEvent *NONNULL_PTR arg) {
+static inline uintptr_t MessageSendEvent_clone_ptr(LDKMessageSendEvent *NONNULL_PTR arg) {
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_MessageSendEvent_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_clone_ptr"))) TS_MessageSendEvent_clone_ptr(uint32_t arg) {
        LDKMessageSendEvent* arg_conv = (LDKMessageSendEvent*)arg;
-       int64_t ret_val = MessageSendEvent_clone_ptr(arg_conv);
+       uint32_t ret_val = MessageSendEvent_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_clone"))) TS_MessageSendEvent_clone(uint32_t orig) {
        LDKMessageSendEvent* orig_conv = (LDKMessageSendEvent*)orig;
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_accept_channel(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_accept_channel"))) TS_MessageSendEvent_send_accept_channel(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKAcceptChannel msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16913,14 +19576,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_accept
        msg_conv = AcceptChannel_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_accept_channel(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_open_channel(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_open_channel"))) TS_MessageSendEvent_send_open_channel(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKOpenChannel msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16928,14 +19591,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_open_c
        msg_conv = OpenChannel_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_open_channel(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_funding_created(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_funding_created"))) TS_MessageSendEvent_send_funding_created(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKFundingCreated msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16943,14 +19606,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_fundin
        msg_conv = FundingCreated_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_funding_created(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_funding_signed(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_funding_signed"))) TS_MessageSendEvent_send_funding_signed(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKFundingSigned msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16958,14 +19621,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_fundin
        msg_conv = FundingSigned_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_funding_signed(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_funding_locked(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_funding_locked"))) TS_MessageSendEvent_send_funding_locked(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKFundingLocked msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16973,14 +19636,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_fundin
        msg_conv = FundingLocked_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_funding_locked(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_announcement_signatures(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_announcement_signatures"))) TS_MessageSendEvent_send_announcement_signatures(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKAnnouncementSignatures msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -16988,14 +19651,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_announ
        msg_conv = AnnouncementSignatures_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_announcement_signatures(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_update_htlcs(int8_tArray node_id, uint32_t updates) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_update_htlcs"))) TS_MessageSendEvent_update_htlcs(int8_tArray node_id, uint32_t updates) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKCommitmentUpdate updates_conv;
        updates_conv.inner = (void*)(updates & (~1));
        updates_conv.is_owned = (updates & 1) || (updates == 0);
@@ -17003,14 +19666,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_update_htlc
        updates_conv = CommitmentUpdate_clone(&updates_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_update_htlcs(node_id_ref, updates_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_revoke_and_ack(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_revoke_and_ack"))) TS_MessageSendEvent_send_revoke_and_ack(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKRevokeAndACK msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17018,14 +19681,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_revoke
        msg_conv = RevokeAndACK_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_revoke_and_ack(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_closing_signed(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_closing_signed"))) TS_MessageSendEvent_send_closing_signed(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKClosingSigned msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17033,14 +19696,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_closin
        msg_conv = ClosingSigned_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_closing_signed(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_shutdown(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_shutdown"))) TS_MessageSendEvent_send_shutdown(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKShutdown msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17048,14 +19711,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_shutdo
        msg_conv = Shutdown_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_shutdown(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channel_reestablish(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_channel_reestablish"))) TS_MessageSendEvent_send_channel_reestablish(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKChannelReestablish msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17063,11 +19726,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channe
        msg_conv = ChannelReestablish_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_reestablish(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_channel_announcement(uint32_t msg, uint32_t update_msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_broadcast_channel_announcement"))) TS_MessageSendEvent_broadcast_channel_announcement(uint32_t msg, uint32_t update_msg) {
        LDKChannelAnnouncement msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17080,11 +19743,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_c
        update_msg_conv = ChannelUpdate_clone(&update_msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_broadcast_channel_announcement(msg_conv, update_msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_node_announcement(uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_broadcast_node_announcement"))) TS_MessageSendEvent_broadcast_node_announcement(uint32_t msg) {
        LDKNodeAnnouncement msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17092,11 +19755,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_n
        msg_conv = NodeAnnouncement_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_broadcast_node_announcement(msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_channel_update(uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_broadcast_channel_update"))) TS_MessageSendEvent_broadcast_channel_update(uint32_t msg) {
        LDKChannelUpdate msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17104,14 +19767,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_broadcast_c
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_broadcast_channel_update(msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channel_update(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_channel_update"))) TS_MessageSendEvent_send_channel_update(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKChannelUpdate msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17119,28 +19782,28 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channe
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_update(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_handle_error(int8_tArray node_id, uint32_t action) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_handle_error"))) TS_MessageSendEvent_handle_error(int8_tArray node_id, uint32_t action) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
-       void* action_ptr = (void*)(((uint64_t)action) & ~1);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
+       void* action_ptr = (void*)(((uintptr_t)action) & ~1);
        CHECK_ACCESS(action_ptr);
        LDKErrorAction action_conv = *(LDKErrorAction*)(action_ptr);
-       action_conv = ErrorAction_clone((LDKErrorAction*)(((uint64_t)action) & ~1));
+       action_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)action) & ~1));
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_handle_error(node_id_ref, action_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channel_range_query(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_channel_range_query"))) TS_MessageSendEvent_send_channel_range_query(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKQueryChannelRange msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17148,14 +19811,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_channe
        msg_conv = QueryChannelRange_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_range_query(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_short_ids_query(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_short_ids_query"))) TS_MessageSendEvent_send_short_ids_query(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKQueryShortChannelIds msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17163,14 +19826,14 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_short_
        msg_conv = QueryShortChannelIds_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_short_ids_query(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_reply_channel_range(int8_tArray node_id, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_MessageSendEvent_send_reply_channel_range"))) TS_MessageSendEvent_send_reply_channel_range(int8_tArray node_id, uint32_t msg) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKReplyChannelRange msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -17178,106 +19841,106 @@ uint32_t  __attribute__((visibility("default"))) TS_MessageSendEvent_send_reply_
        msg_conv = ReplyChannelRange_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_reply_channel_range(node_id_ref, msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_MessageSendEventsProvider_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_MessageSendEventsProvider_free"))) TS_MessageSendEventsProvider_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMessageSendEventsProvider this_ptr_conv = *(LDKMessageSendEventsProvider*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        MessageSendEventsProvider_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_EventsProvider_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_EventsProvider_free"))) TS_EventsProvider_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEventsProvider this_ptr_conv = *(LDKEventsProvider*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        EventsProvider_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_EventHandler_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_EventHandler_free"))) TS_EventHandler_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEventHandler this_ptr_conv = *(LDKEventHandler*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        EventHandler_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_APIError_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_APIError_free"))) TS_APIError_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKAPIError this_ptr_conv = *(LDKAPIError*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        APIError_free(this_ptr_conv);
 }
 
-static inline uint64_t APIError_clone_ptr(LDKAPIError *NONNULL_PTR arg) {
+static inline uintptr_t APIError_clone_ptr(LDKAPIError *NONNULL_PTR arg) {
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_APIError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_APIError_clone_ptr"))) TS_APIError_clone_ptr(uint32_t arg) {
        LDKAPIError* arg_conv = (LDKAPIError*)arg;
-       int64_t ret_val = APIError_clone_ptr(arg_conv);
+       uint32_t ret_val = APIError_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_APIError_clone"))) TS_APIError_clone(uint32_t orig) {
        LDKAPIError* orig_conv = (LDKAPIError*)orig;
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_apimisuse_error(jstring err) {
+uint32_t  __attribute__((export_name("TS_APIError_apimisuse_error"))) TS_APIError_apimisuse_error(jstring err) {
        LDKStr err_conv = str_ref_to_owned_c(err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_apimisuse_error(err_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_fee_rate_too_high(jstring err, int32_t feerate) {
+uint32_t  __attribute__((export_name("TS_APIError_fee_rate_too_high"))) TS_APIError_fee_rate_too_high(jstring err, int32_t feerate) {
        LDKStr err_conv = str_ref_to_owned_c(err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_fee_rate_too_high(err_conv, feerate);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_route_error(jstring err) {
+uint32_t  __attribute__((export_name("TS_APIError_route_error"))) TS_APIError_route_error(jstring err) {
        LDKStr err_conv = str_ref_to_owned_c(err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_route_error(err_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_channel_unavailable(jstring err) {
+uint32_t  __attribute__((export_name("TS_APIError_channel_unavailable"))) TS_APIError_channel_unavailable(jstring err) {
        LDKStr err_conv = str_ref_to_owned_c(err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_channel_unavailable(err_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_monitor_update_failed() {
+uint32_t  __attribute__((export_name("TS_APIError_monitor_update_failed"))) TS_APIError_monitor_update_failed() {
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_monitor_update_failed();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_APIError_incompatible_shutdown_script(uint32_t script) {
+uint32_t  __attribute__((export_name("TS_APIError_incompatible_shutdown_script"))) TS_APIError_incompatible_shutdown_script(uint32_t script) {
        LDKShutdownScript script_conv;
        script_conv.inner = (void*)(script & (~1));
        script_conv.is_owned = (script & 1) || (script == 0);
@@ -17285,100 +19948,123 @@ uint32_t  __attribute__((visibility("default"))) TS_APIError_incompatible_shutdo
        script_conv = ShutdownScript_clone(&script_conv);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_incompatible_shutdown_script(script_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_sign(int8_tArray msg, int8_tArray sk) {
+uint32_t  __attribute__((export_name("TS_sign"))) TS_sign(int8_tArray msg, int8_tArray sk) {
        LDKu8slice msg_ref;
-       msg_ref.datalen = *((uint32_t*)msg);
-       msg_ref.data = (int8_t*)(msg + 4);
+       msg_ref.datalen = msg->arr_len;
+       msg_ref.data = msg->elems /* XXX msg leaks */;
        unsigned char sk_arr[32];
-       CHECK(*((uint32_t*)sk) == 32);
-       memcpy(sk_arr, (uint8_t*)(sk + 4), 32);
+       CHECK(sk->arr_len == 32);
+       memcpy(sk_arr, sk->elems, 32); FREE(sk);
        unsigned char (*sk_ref)[32] = &sk_arr;
        LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
        *ret_conv = sign(msg_ref, sk_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_recover_pk(int8_tArray msg, jstring sig) {
+uint32_t  __attribute__((export_name("TS_recover_pk"))) TS_recover_pk(int8_tArray msg, jstring sig) {
        LDKu8slice msg_ref;
-       msg_ref.datalen = *((uint32_t*)msg);
-       msg_ref.data = (int8_t*)(msg + 4);
+       msg_ref.datalen = msg->arr_len;
+       msg_ref.data = msg->elems /* XXX msg leaks */;
        LDKStr sig_conv = str_ref_to_owned_c(sig);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = recover_pk(msg_ref, sig_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_verify(int8_tArray msg, jstring sig, int8_tArray pk) {
+jboolean  __attribute__((export_name("TS_verify"))) TS_verify(int8_tArray msg, jstring sig, int8_tArray pk) {
        LDKu8slice msg_ref;
-       msg_ref.datalen = *((uint32_t*)msg);
-       msg_ref.data = (int8_t*)(msg + 4);
+       msg_ref.datalen = msg->arr_len;
+       msg_ref.data = msg->elems /* XXX msg leaks */;
        LDKStr sig_conv = str_ref_to_owned_c(sig);
        LDKPublicKey pk_ref;
-       CHECK(*((uint32_t*)pk) == 33);
-       memcpy(pk_ref.compressed_form, (uint8_t*)(pk + 4), 33);
+       CHECK(pk->arr_len == 33);
+       memcpy(pk_ref.compressed_form, pk->elems, 33); FREE(pk);
        jboolean ret_val = verify(msg_ref, sig_conv, pk_ref);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_clone(uint32_t orig) {
+int8_tArray  __attribute__((export_name("TS_construct_invoice_preimage"))) TS_construct_invoice_preimage(int8_tArray hrp_bytes, ptrArray data_without_signature) {
+       LDKu8slice hrp_bytes_ref;
+       hrp_bytes_ref.datalen = hrp_bytes->arr_len;
+       hrp_bytes_ref.data = hrp_bytes->elems /* XXX hrp_bytes leaks */;
+       LDKCVec_u5Z data_without_signature_constr;
+       data_without_signature_constr.datalen = data_without_signature->arr_len;
+       if (data_without_signature_constr.datalen > 0)
+               data_without_signature_constr.data = MALLOC(data_without_signature_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
+       else
+               data_without_signature_constr.data = NULL;
+       int8_t* data_without_signature_vals = (void*) data_without_signature->elems /* XXX data_without_signature leaks */;
+       for (size_t h = 0; h < data_without_signature_constr.datalen; h++) {
+               int8_t data_without_signature_conv_7 = data_without_signature_vals[h];
+               
+               data_without_signature_constr.data[h] = (LDKu5){ ._0 = data_without_signature_conv_7 };
+       }
+       LDKCVec_u8Z ret_var = construct_invoice_preimage(hrp_bytes_ref, data_without_signature_constr);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_Level_clone"))) TS_Level_clone(uint32_t orig) {
        LDKLevel* orig_conv = (LDKLevel*)(orig & ~1);
        uint32_t ret_conv = LDKLevel_to_js(Level_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_gossip() {
+uint32_t  __attribute__((export_name("TS_Level_gossip"))) TS_Level_gossip() {
        uint32_t ret_conv = LDKLevel_to_js(Level_gossip());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_trace() {
+uint32_t  __attribute__((export_name("TS_Level_trace"))) TS_Level_trace() {
        uint32_t ret_conv = LDKLevel_to_js(Level_trace());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_debug() {
+uint32_t  __attribute__((export_name("TS_Level_debug"))) TS_Level_debug() {
        uint32_t ret_conv = LDKLevel_to_js(Level_debug());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_info() {
+uint32_t  __attribute__((export_name("TS_Level_info"))) TS_Level_info() {
        uint32_t ret_conv = LDKLevel_to_js(Level_info());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_warn() {
+uint32_t  __attribute__((export_name("TS_Level_warn"))) TS_Level_warn() {
        uint32_t ret_conv = LDKLevel_to_js(Level_warn());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_error() {
+uint32_t  __attribute__((export_name("TS_Level_error"))) TS_Level_error() {
        uint32_t ret_conv = LDKLevel_to_js(Level_error());
        return ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Level_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Level_eq"))) TS_Level_eq(uint32_t a, uint32_t b) {
        LDKLevel* a_conv = (LDKLevel*)(a & ~1);
        LDKLevel* b_conv = (LDKLevel*)(b & ~1);
        jboolean ret_val = Level_eq(a_conv, b_conv);
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Level_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Level_hash"))) TS_Level_hash(uint32_t o) {
        LDKLevel* o_conv = (LDKLevel*)(o & ~1);
        int64_t ret_val = Level_hash(o_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Level_max() {
+uint32_t  __attribute__((export_name("TS_Level_max"))) TS_Level_max() {
        uint32_t ret_conv = LDKLevel_to_js(Level_max());
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Record_free"))) TS_Record_free(uint32_t this_obj) {
        LDKRecord this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -17386,7 +20072,7 @@ void  __attribute__((visibility("default"))) TS_Record_free(uint32_t this_obj) {
        Record_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Record_get_level(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_Record_get_level"))) TS_Record_get_level(uint32_t this_ptr) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17395,7 +20081,7 @@ uint32_t  __attribute__((visibility("default"))) TS_Record_get_level(uint32_t th
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_set_level(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_Record_set_level"))) TS_Record_set_level(uint32_t this_ptr, uint32_t val) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17404,7 +20090,7 @@ void  __attribute__((visibility("default"))) TS_Record_set_level(uint32_t this_p
        Record_set_level(&this_ptr_conv, val_conv);
 }
 
-jstring  __attribute__((visibility("default"))) TS_Record_get_args(uint32_t this_ptr) {
+jstring  __attribute__((export_name("TS_Record_get_args"))) TS_Record_get_args(uint32_t this_ptr) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17415,7 +20101,7 @@ jstring  __attribute__((visibility("default"))) TS_Record_get_args(uint32_t this
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_set_args(uint32_t this_ptr, jstring val) {
+void  __attribute__((export_name("TS_Record_set_args"))) TS_Record_set_args(uint32_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17424,7 +20110,7 @@ void  __attribute__((visibility("default"))) TS_Record_set_args(uint32_t this_pt
        Record_set_args(&this_ptr_conv, val_conv);
 }
 
-jstring  __attribute__((visibility("default"))) TS_Record_get_module_path(uint32_t this_ptr) {
+jstring  __attribute__((export_name("TS_Record_get_module_path"))) TS_Record_get_module_path(uint32_t this_ptr) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17435,7 +20121,7 @@ jstring  __attribute__((visibility("default"))) TS_Record_get_module_path(uint32
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_set_module_path(uint32_t this_ptr, jstring val) {
+void  __attribute__((export_name("TS_Record_set_module_path"))) TS_Record_set_module_path(uint32_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17444,7 +20130,7 @@ void  __attribute__((visibility("default"))) TS_Record_set_module_path(uint32_t
        Record_set_module_path(&this_ptr_conv, val_conv);
 }
 
-jstring  __attribute__((visibility("default"))) TS_Record_get_file(uint32_t this_ptr) {
+jstring  __attribute__((export_name("TS_Record_get_file"))) TS_Record_get_file(uint32_t this_ptr) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17455,7 +20141,7 @@ jstring  __attribute__((visibility("default"))) TS_Record_get_file(uint32_t this
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_set_file(uint32_t this_ptr, jstring val) {
+void  __attribute__((export_name("TS_Record_set_file"))) TS_Record_set_file(uint32_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17464,7 +20150,7 @@ void  __attribute__((visibility("default"))) TS_Record_set_file(uint32_t this_pt
        Record_set_file(&this_ptr_conv, val_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_Record_get_line(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_Record_get_line"))) TS_Record_get_line(uint32_t this_ptr) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17473,7 +20159,7 @@ int32_t  __attribute__((visibility("default"))) TS_Record_get_line(uint32_t this
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Record_set_line(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_Record_set_line"))) TS_Record_set_line(uint32_t this_ptr, int32_t val) {
        LDKRecord this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17481,54 +20167,54 @@ void  __attribute__((visibility("default"))) TS_Record_set_line(uint32_t this_pt
        Record_set_line(&this_ptr_conv, val);
 }
 
-static inline uint64_t Record_clone_ptr(LDKRecord *NONNULL_PTR arg) {
+static inline uintptr_t Record_clone_ptr(LDKRecord *NONNULL_PTR arg) {
        LDKRecord ret_var = Record_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Record_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Record_clone_ptr"))) TS_Record_clone_ptr(uint32_t arg) {
        LDKRecord arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Record_clone_ptr(&arg_conv);
+       uint32_t ret_val = Record_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Record_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Record_clone"))) TS_Record_clone(uint32_t orig) {
        LDKRecord orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRecord ret_var = Record_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Logger_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Logger_free"))) TS_Logger_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKLogger this_ptr_conv = *(LDKLogger*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Logger_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelHandshakeConfig_free"))) TS_ChannelHandshakeConfig_free(uint32_t this_obj) {
        LDKChannelHandshakeConfig this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -17536,7 +20222,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_free(uint
        ChannelHandshakeConfig_free(this_obj_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_minimum_depth(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ChannelHandshakeConfig_get_minimum_depth"))) TS_ChannelHandshakeConfig_get_minimum_depth(uint32_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17545,7 +20231,7 @@ int32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_mi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_minimum_depth(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeConfig_set_minimum_depth"))) TS_ChannelHandshakeConfig_set_minimum_depth(uint32_t this_ptr, int32_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17553,7 +20239,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_minim
        ChannelHandshakeConfig_set_minimum_depth(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_our_to_self_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ChannelHandshakeConfig_get_our_to_self_delay"))) TS_ChannelHandshakeConfig_get_our_to_self_delay(uint32_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17562,7 +20248,7 @@ int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_ou
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_our_to_self_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeConfig_set_our_to_self_delay"))) TS_ChannelHandshakeConfig_set_our_to_self_delay(uint32_t this_ptr, int16_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17570,7 +20256,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_our_t
        ChannelHandshakeConfig_set_our_to_self_delay(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_our_htlc_minimum_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelHandshakeConfig_get_our_htlc_minimum_msat"))) TS_ChannelHandshakeConfig_get_our_htlc_minimum_msat(uint32_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17579,7 +20265,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_get_ou
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_our_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeConfig_set_our_htlc_minimum_msat"))) TS_ChannelHandshakeConfig_set_our_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17587,71 +20273,71 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_set_our_h
        ChannelHandshakeConfig_set_our_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_new(int32_t minimum_depth_arg, int16_t our_to_self_delay_arg, int64_t our_htlc_minimum_msat_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeConfig_new"))) TS_ChannelHandshakeConfig_new(int32_t minimum_depth_arg, int16_t our_to_self_delay_arg, int64_t our_htlc_minimum_msat_arg) {
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_new(minimum_depth_arg, our_to_self_delay_arg, our_htlc_minimum_msat_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelHandshakeConfig_clone_ptr(LDKChannelHandshakeConfig *NONNULL_PTR arg) {
+static inline uintptr_t ChannelHandshakeConfig_clone_ptr(LDKChannelHandshakeConfig *NONNULL_PTR arg) {
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeConfig_clone_ptr"))) TS_ChannelHandshakeConfig_clone_ptr(uint32_t arg) {
        LDKChannelHandshakeConfig arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelHandshakeConfig_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelHandshakeConfig_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeConfig_clone"))) TS_ChannelHandshakeConfig_clone(uint32_t orig) {
        LDKChannelHandshakeConfig orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeConfig_default() {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeConfig_default"))) TS_ChannelHandshakeConfig_default() {
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_free"))) TS_ChannelHandshakeLimits_free(uint32_t this_obj) {
        LDKChannelHandshakeLimits this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -17659,7 +20345,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_free(uint
        ChannelHandshakeLimits_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_min_funding_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_min_funding_satoshis"))) TS_ChannelHandshakeLimits_get_min_funding_satoshis(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17668,7 +20354,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_mi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_funding_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_min_funding_satoshis"))) TS_ChannelHandshakeLimits_set_min_funding_satoshis(uint32_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17676,7 +20362,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_f
        ChannelHandshakeLimits_set_min_funding_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_max_htlc_minimum_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_max_htlc_minimum_msat"))) TS_ChannelHandshakeLimits_get_max_htlc_minimum_msat(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17685,7 +20371,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_ma
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_max_htlc_minimum_msat"))) TS_ChannelHandshakeLimits_set_max_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17693,7 +20379,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_h
        ChannelHandshakeLimits_set_max_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_min_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_min_max_htlc_value_in_flight_msat"))) TS_ChannelHandshakeLimits_get_min_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17702,7 +20388,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_mi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_min_max_htlc_value_in_flight_msat"))) TS_ChannelHandshakeLimits_set_min_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17710,7 +20396,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_m
        ChannelHandshakeLimits_set_min_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_max_channel_reserve_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_max_channel_reserve_satoshis"))) TS_ChannelHandshakeLimits_get_max_channel_reserve_satoshis(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17719,7 +20405,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_ma
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_max_channel_reserve_satoshis"))) TS_ChannelHandshakeLimits_set_max_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17727,7 +20413,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_c
        ChannelHandshakeLimits_set_max_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_min_max_accepted_htlcs(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_min_max_accepted_htlcs"))) TS_ChannelHandshakeLimits_get_min_max_accepted_htlcs(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17736,7 +20422,7 @@ int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_mi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_min_max_accepted_htlcs"))) TS_ChannelHandshakeLimits_set_min_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17744,7 +20430,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_min_m
        ChannelHandshakeLimits_set_min_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_max_minimum_depth(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_max_minimum_depth"))) TS_ChannelHandshakeLimits_get_max_minimum_depth(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17753,7 +20439,7 @@ int32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_ma
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_minimum_depth(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_max_minimum_depth"))) TS_ChannelHandshakeLimits_set_max_minimum_depth(uint32_t this_ptr, int32_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17761,7 +20447,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_max_m
        ChannelHandshakeLimits_set_max_minimum_depth(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_force_announced_channel_preference(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelHandshakeLimits_get_force_announced_channel_preference"))) TS_ChannelHandshakeLimits_get_force_announced_channel_preference(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17770,7 +20456,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_f
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_force_announced_channel_preference(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_force_announced_channel_preference"))) TS_ChannelHandshakeLimits_set_force_announced_channel_preference(uint32_t this_ptr, jboolean val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17778,7 +20464,7 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_force
        ChannelHandshakeLimits_set_force_announced_channel_preference(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_their_to_self_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ChannelHandshakeLimits_get_their_to_self_delay"))) TS_ChannelHandshakeLimits_get_their_to_self_delay(uint32_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17787,7 +20473,7 @@ int16_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_get_th
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_their_to_self_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ChannelHandshakeLimits_set_their_to_self_delay"))) TS_ChannelHandshakeLimits_set_their_to_self_delay(uint32_t this_ptr, int16_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17795,71 +20481,71 @@ void  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_set_their
        ChannelHandshakeLimits_set_their_to_self_delay(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_new(int64_t min_funding_satoshis_arg, int64_t max_htlc_minimum_msat_arg, int64_t min_max_htlc_value_in_flight_msat_arg, int64_t max_channel_reserve_satoshis_arg, int16_t min_max_accepted_htlcs_arg, int32_t max_minimum_depth_arg, jboolean force_announced_channel_preference_arg, int16_t their_to_self_delay_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeLimits_new"))) TS_ChannelHandshakeLimits_new(int64_t min_funding_satoshis_arg, int64_t max_htlc_minimum_msat_arg, int64_t min_max_htlc_value_in_flight_msat_arg, int64_t max_channel_reserve_satoshis_arg, int16_t min_max_accepted_htlcs_arg, int32_t max_minimum_depth_arg, jboolean force_announced_channel_preference_arg, int16_t their_to_self_delay_arg) {
        LDKChannelHandshakeLimits ret_var = 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, max_minimum_depth_arg, force_announced_channel_preference_arg, their_to_self_delay_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelHandshakeLimits_clone_ptr(LDKChannelHandshakeLimits *NONNULL_PTR arg) {
+static inline uintptr_t ChannelHandshakeLimits_clone_ptr(LDKChannelHandshakeLimits *NONNULL_PTR arg) {
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeLimits_clone_ptr"))) TS_ChannelHandshakeLimits_clone_ptr(uint32_t arg) {
        LDKChannelHandshakeLimits arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelHandshakeLimits_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelHandshakeLimits_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeLimits_clone"))) TS_ChannelHandshakeLimits_clone(uint32_t orig) {
        LDKChannelHandshakeLimits orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelHandshakeLimits_default() {
+uint32_t  __attribute__((export_name("TS_ChannelHandshakeLimits_default"))) TS_ChannelHandshakeLimits_default() {
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelConfig_free"))) TS_ChannelConfig_free(uint32_t this_obj) {
        LDKChannelConfig this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -17867,7 +20553,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_free(uint32_t this
        ChannelConfig_free(this_obj_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_forwarding_fee_proportional_millionths(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ChannelConfig_get_forwarding_fee_proportional_millionths"))) TS_ChannelConfig_get_forwarding_fee_proportional_millionths(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17876,7 +20562,7 @@ int32_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_forwarding_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_forwarding_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_forwarding_fee_proportional_millionths"))) TS_ChannelConfig_set_forwarding_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17884,7 +20570,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_forwarding_fee
        ChannelConfig_set_forwarding_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_forwarding_fee_base_msat(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ChannelConfig_get_forwarding_fee_base_msat"))) TS_ChannelConfig_get_forwarding_fee_base_msat(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17893,7 +20579,7 @@ int32_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_forwarding_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_forwarding_fee_base_msat(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_forwarding_fee_base_msat"))) TS_ChannelConfig_set_forwarding_fee_base_msat(uint32_t this_ptr, int32_t val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17901,7 +20587,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_forwarding_fee
        ChannelConfig_set_forwarding_fee_base_msat(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_cltv_expiry_delta(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ChannelConfig_get_cltv_expiry_delta"))) TS_ChannelConfig_get_cltv_expiry_delta(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17910,7 +20596,7 @@ int16_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_cltv_expiry
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_cltv_expiry_delta"))) TS_ChannelConfig_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17918,7 +20604,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_cltv_expiry_de
        ChannelConfig_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelConfig_get_announced_channel(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelConfig_get_announced_channel"))) TS_ChannelConfig_get_announced_channel(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17927,7 +20613,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelConfig_get_announced_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_announced_channel(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_announced_channel"))) TS_ChannelConfig_set_announced_channel(uint32_t this_ptr, jboolean val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17935,7 +20621,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_announced_chan
        ChannelConfig_set_announced_channel(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelConfig_get_commit_upfront_shutdown_pubkey(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelConfig_get_commit_upfront_shutdown_pubkey"))) TS_ChannelConfig_get_commit_upfront_shutdown_pubkey(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17944,7 +20630,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelConfig_get_commit_upf
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_commit_upfront_shutdown_pubkey(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_commit_upfront_shutdown_pubkey"))) TS_ChannelConfig_set_commit_upfront_shutdown_pubkey(uint32_t this_ptr, jboolean val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17952,7 +20638,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_commit_upfront
        ChannelConfig_set_commit_upfront_shutdown_pubkey(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_max_dust_htlc_exposure_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelConfig_get_max_dust_htlc_exposure_msat"))) TS_ChannelConfig_get_max_dust_htlc_exposure_msat(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17961,7 +20647,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_max_dust_ht
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_max_dust_htlc_exposure_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_max_dust_htlc_exposure_msat"))) TS_ChannelConfig_set_max_dust_htlc_exposure_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17969,7 +20655,7 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_max_dust_htlc_
        ChannelConfig_set_max_dust_htlc_exposure_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_force_close_avoidance_max_fee_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelConfig_get_force_close_avoidance_max_fee_satoshis"))) TS_ChannelConfig_get_force_close_avoidance_max_fee_satoshis(uint32_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17978,7 +20664,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelConfig_get_force_close
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelConfig_set_force_close_avoidance_max_fee_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelConfig_set_force_close_avoidance_max_fee_satoshis"))) TS_ChannelConfig_set_force_close_avoidance_max_fee_satoshis(uint32_t this_ptr, int64_t val) {
        LDKChannelConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -17986,92 +20672,92 @@ void  __attribute__((visibility("default"))) TS_ChannelConfig_set_force_close_av
        ChannelConfig_set_force_close_avoidance_max_fee_satoshis(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelConfig_new(int32_t forwarding_fee_proportional_millionths_arg, int32_t forwarding_fee_base_msat_arg, int16_t cltv_expiry_delta_arg, jboolean announced_channel_arg, jboolean commit_upfront_shutdown_pubkey_arg, int64_t max_dust_htlc_exposure_msat_arg, int64_t force_close_avoidance_max_fee_satoshis_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelConfig_new"))) TS_ChannelConfig_new(int32_t forwarding_fee_proportional_millionths_arg, int32_t forwarding_fee_base_msat_arg, int16_t cltv_expiry_delta_arg, jboolean announced_channel_arg, jboolean commit_upfront_shutdown_pubkey_arg, int64_t max_dust_htlc_exposure_msat_arg, int64_t force_close_avoidance_max_fee_satoshis_arg) {
        LDKChannelConfig ret_var = ChannelConfig_new(forwarding_fee_proportional_millionths_arg, forwarding_fee_base_msat_arg, cltv_expiry_delta_arg, announced_channel_arg, commit_upfront_shutdown_pubkey_arg, max_dust_htlc_exposure_msat_arg, force_close_avoidance_max_fee_satoshis_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelConfig_clone_ptr(LDKChannelConfig *NONNULL_PTR arg) {
+static inline uintptr_t ChannelConfig_clone_ptr(LDKChannelConfig *NONNULL_PTR arg) {
        LDKChannelConfig ret_var = ChannelConfig_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelConfig_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelConfig_clone_ptr"))) TS_ChannelConfig_clone_ptr(uint32_t arg) {
        LDKChannelConfig arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelConfig_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelConfig_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelConfig_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelConfig_clone"))) TS_ChannelConfig_clone(uint32_t orig) {
        LDKChannelConfig orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelConfig ret_var = ChannelConfig_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelConfig_default() {
+uint32_t  __attribute__((export_name("TS_ChannelConfig_default"))) TS_ChannelConfig_default() {
        LDKChannelConfig ret_var = ChannelConfig_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelConfig_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelConfig_write"))) TS_ChannelConfig_write(uint32_t obj) {
        LDKChannelConfig obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelConfig_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelConfig_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelConfig_read"))) TS_ChannelConfig_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = ChannelConfig_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UserConfig_free"))) TS_UserConfig_free(uint32_t this_obj) {
        LDKUserConfig this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18079,24 +20765,24 @@ void  __attribute__((visibility("default"))) TS_UserConfig_free(uint32_t this_ob
        UserConfig_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_get_own_channel_config(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_UserConfig_get_own_channel_config"))) TS_UserConfig_get_own_channel_config(uint32_t this_ptr) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelHandshakeConfig ret_var = UserConfig_get_own_channel_config(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_set_own_channel_config(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_UserConfig_set_own_channel_config"))) TS_UserConfig_set_own_channel_config(uint32_t this_ptr, uint32_t val) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18109,24 +20795,24 @@ void  __attribute__((visibility("default"))) TS_UserConfig_set_own_channel_confi
        UserConfig_set_own_channel_config(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_get_peer_channel_config_limits(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_UserConfig_get_peer_channel_config_limits"))) TS_UserConfig_get_peer_channel_config_limits(uint32_t this_ptr) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelHandshakeLimits ret_var = UserConfig_get_peer_channel_config_limits(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_set_peer_channel_config_limits(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_UserConfig_set_peer_channel_config_limits"))) TS_UserConfig_set_peer_channel_config_limits(uint32_t this_ptr, uint32_t val) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18139,24 +20825,24 @@ void  __attribute__((visibility("default"))) TS_UserConfig_set_peer_channel_conf
        UserConfig_set_peer_channel_config_limits(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_get_channel_options(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_UserConfig_get_channel_options"))) TS_UserConfig_get_channel_options(uint32_t this_ptr) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelConfig ret_var = UserConfig_get_channel_options(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_set_channel_options(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_UserConfig_set_channel_options"))) TS_UserConfig_set_channel_options(uint32_t this_ptr, uint32_t val) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18169,7 +20855,7 @@ void  __attribute__((visibility("default"))) TS_UserConfig_set_channel_options(u
        UserConfig_set_channel_options(&this_ptr_conv, val_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_UserConfig_get_accept_forwards_to_priv_channels(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_UserConfig_get_accept_forwards_to_priv_channels"))) TS_UserConfig_get_accept_forwards_to_priv_channels(uint32_t this_ptr) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18178,7 +20864,7 @@ jboolean  __attribute__((visibility("default"))) TS_UserConfig_get_accept_forwar
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_set_accept_forwards_to_priv_channels(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_UserConfig_set_accept_forwards_to_priv_channels"))) TS_UserConfig_set_accept_forwards_to_priv_channels(uint32_t this_ptr, jboolean val) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18186,7 +20872,7 @@ void  __attribute__((visibility("default"))) TS_UserConfig_set_accept_forwards_t
        UserConfig_set_accept_forwards_to_priv_channels(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_UserConfig_get_accept_inbound_channels(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_UserConfig_get_accept_inbound_channels"))) TS_UserConfig_get_accept_inbound_channels(uint32_t this_ptr) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18195,7 +20881,7 @@ jboolean  __attribute__((visibility("default"))) TS_UserConfig_get_accept_inboun
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UserConfig_set_accept_inbound_channels(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_UserConfig_set_accept_inbound_channels"))) TS_UserConfig_set_accept_inbound_channels(uint32_t this_ptr, jboolean val) {
        LDKUserConfig this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18203,7 +20889,24 @@ void  __attribute__((visibility("default"))) TS_UserConfig_set_accept_inbound_ch
        UserConfig_set_accept_inbound_channels(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_new(uint32_t own_channel_config_arg, uint32_t peer_channel_config_limits_arg, uint32_t channel_options_arg, jboolean accept_forwards_to_priv_channels_arg, jboolean accept_inbound_channels_arg) {
+jboolean  __attribute__((export_name("TS_UserConfig_get_manually_accept_inbound_channels"))) TS_UserConfig_get_manually_accept_inbound_channels(uint32_t this_ptr) {
+       LDKUserConfig this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       jboolean ret_val = UserConfig_get_manually_accept_inbound_channels(&this_ptr_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_UserConfig_set_manually_accept_inbound_channels"))) TS_UserConfig_set_manually_accept_inbound_channels(uint32_t this_ptr, jboolean val) {
+       LDKUserConfig this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       UserConfig_set_manually_accept_inbound_channels(&this_ptr_conv, val);
+}
+
+uint32_t  __attribute__((export_name("TS_UserConfig_new"))) TS_UserConfig_new(uint32_t own_channel_config_arg, uint32_t peer_channel_config_limits_arg, uint32_t channel_options_arg, jboolean accept_forwards_to_priv_channels_arg, jboolean accept_inbound_channels_arg, jboolean manually_accept_inbound_channels_arg) {
        LDKChannelHandshakeConfig own_channel_config_arg_conv;
        own_channel_config_arg_conv.inner = (void*)(own_channel_config_arg & (~1));
        own_channel_config_arg_conv.is_owned = (own_channel_config_arg & 1) || (own_channel_config_arg == 0);
@@ -18219,70 +20922,70 @@ uint32_t  __attribute__((visibility("default"))) TS_UserConfig_new(uint32_t own_
        channel_options_arg_conv.is_owned = (channel_options_arg & 1) || (channel_options_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_options_arg_conv);
        channel_options_arg_conv = ChannelConfig_clone(&channel_options_arg_conv);
-       LDKUserConfig ret_var = UserConfig_new(own_channel_config_arg_conv, peer_channel_config_limits_arg_conv, channel_options_arg_conv, accept_forwards_to_priv_channels_arg, accept_inbound_channels_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKUserConfig ret_var = UserConfig_new(own_channel_config_arg_conv, peer_channel_config_limits_arg_conv, channel_options_arg_conv, accept_forwards_to_priv_channels_arg, accept_inbound_channels_arg, manually_accept_inbound_channels_arg);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t UserConfig_clone_ptr(LDKUserConfig *NONNULL_PTR arg) {
+static inline uintptr_t UserConfig_clone_ptr(LDKUserConfig *NONNULL_PTR arg) {
        LDKUserConfig ret_var = UserConfig_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UserConfig_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UserConfig_clone_ptr"))) TS_UserConfig_clone_ptr(uint32_t arg) {
        LDKUserConfig arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UserConfig_clone_ptr(&arg_conv);
+       uint32_t ret_val = UserConfig_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UserConfig_clone"))) TS_UserConfig_clone(uint32_t orig) {
        LDKUserConfig orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUserConfig ret_var = UserConfig_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UserConfig_default() {
+uint32_t  __attribute__((export_name("TS_UserConfig_default"))) TS_UserConfig_default() {
        LDKUserConfig ret_var = UserConfig_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_BestBlock_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_BestBlock_free"))) TS_BestBlock_free(uint32_t this_obj) {
        LDKBestBlock this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18290,85 +20993,85 @@ void  __attribute__((visibility("default"))) TS_BestBlock_free(uint32_t this_obj
        BestBlock_free(this_obj_conv);
 }
 
-static inline uint64_t BestBlock_clone_ptr(LDKBestBlock *NONNULL_PTR arg) {
+static inline uintptr_t BestBlock_clone_ptr(LDKBestBlock *NONNULL_PTR arg) {
        LDKBestBlock ret_var = BestBlock_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_BestBlock_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_BestBlock_clone_ptr"))) TS_BestBlock_clone_ptr(uint32_t arg) {
        LDKBestBlock arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = BestBlock_clone_ptr(&arg_conv);
+       uint32_t ret_val = BestBlock_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BestBlock_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_BestBlock_clone"))) TS_BestBlock_clone(uint32_t orig) {
        LDKBestBlock orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKBestBlock ret_var = BestBlock_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BestBlock_from_genesis(uint32_t network) {
+uint32_t  __attribute__((export_name("TS_BestBlock_from_genesis"))) TS_BestBlock_from_genesis(uint32_t network) {
        LDKNetwork network_conv = LDKNetwork_from_js(network);
        LDKBestBlock ret_var = BestBlock_from_genesis(network_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BestBlock_new(int8_tArray block_hash, int32_t height) {
+uint32_t  __attribute__((export_name("TS_BestBlock_new"))) TS_BestBlock_new(int8_tArray block_hash, int32_t height) {
        LDKThirtyTwoBytes block_hash_ref;
-       CHECK(*((uint32_t*)block_hash) == 32);
-       memcpy(block_hash_ref.data, (uint8_t*)(block_hash + 4), 32);
+       CHECK(block_hash->arr_len == 32);
+       memcpy(block_hash_ref.data, block_hash->elems, 32); FREE(block_hash);
        LDKBestBlock ret_var = BestBlock_new(block_hash_ref, height);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BestBlock_block_hash(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_BestBlock_block_hash"))) TS_BestBlock_block_hash(uint32_t this_arg) {
        LDKBestBlock this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), BestBlock_block_hash(&this_arg_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, BestBlock_block_hash(&this_arg_conv).data, 32);
        return ret_arr;
 }
 
-int32_t  __attribute__((visibility("default"))) TS_BestBlock_height(uint32_t this_arg) {
+int32_t  __attribute__((export_name("TS_BestBlock_height"))) TS_BestBlock_height(uint32_t this_arg) {
        LDKBestBlock this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -18377,84 +21080,84 @@ int32_t  __attribute__((visibility("default"))) TS_BestBlock_height(uint32_t thi
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AccessError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_AccessError_clone"))) TS_AccessError_clone(uint32_t orig) {
        LDKAccessError* orig_conv = (LDKAccessError*)(orig & ~1);
        uint32_t ret_conv = LDKAccessError_to_js(AccessError_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AccessError_unknown_chain() {
+uint32_t  __attribute__((export_name("TS_AccessError_unknown_chain"))) TS_AccessError_unknown_chain() {
        uint32_t ret_conv = LDKAccessError_to_js(AccessError_unknown_chain());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AccessError_unknown_tx() {
+uint32_t  __attribute__((export_name("TS_AccessError_unknown_tx"))) TS_AccessError_unknown_tx() {
        uint32_t ret_conv = LDKAccessError_to_js(AccessError_unknown_tx());
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Access_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Access_free"))) TS_Access_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKAccess this_ptr_conv = *(LDKAccess*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Access_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_Listen_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Listen_free"))) TS_Listen_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKListen this_ptr_conv = *(LDKListen*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Listen_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_Confirm_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Confirm_free"))) TS_Confirm_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKConfirm this_ptr_conv = *(LDKConfirm*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Confirm_free(this_ptr_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdateErr_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdateErr_clone"))) TS_ChannelMonitorUpdateErr_clone(uint32_t orig) {
        LDKChannelMonitorUpdateErr* orig_conv = (LDKChannelMonitorUpdateErr*)(orig & ~1);
        uint32_t ret_conv = LDKChannelMonitorUpdateErr_to_js(ChannelMonitorUpdateErr_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdateErr_temporary_failure() {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdateErr_temporary_failure"))) TS_ChannelMonitorUpdateErr_temporary_failure() {
        uint32_t ret_conv = LDKChannelMonitorUpdateErr_to_js(ChannelMonitorUpdateErr_temporary_failure());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdateErr_permanent_failure() {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdateErr_permanent_failure"))) TS_ChannelMonitorUpdateErr_permanent_failure() {
        uint32_t ret_conv = LDKChannelMonitorUpdateErr_to_js(ChannelMonitorUpdateErr_permanent_failure());
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Watch_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Watch_free"))) TS_Watch_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKWatch this_ptr_conv = *(LDKWatch*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Watch_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_Filter_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Filter_free"))) TS_Filter_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFilter this_ptr_conv = *(LDKFilter*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Filter_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_WatchedOutput_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_WatchedOutput_free"))) TS_WatchedOutput_free(uint32_t this_obj) {
        LDKWatchedOutput this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18462,45 +21165,45 @@ void  __attribute__((visibility("default"))) TS_WatchedOutput_free(uint32_t this
        WatchedOutput_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_WatchedOutput_get_block_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_WatchedOutput_get_block_hash"))) TS_WatchedOutput_get_block_hash(uint32_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), WatchedOutput_get_block_hash(&this_ptr_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, WatchedOutput_get_block_hash(&this_ptr_conv).data, 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_WatchedOutput_set_block_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_WatchedOutput_set_block_hash"))) TS_WatchedOutput_set_block_hash(uint32_t this_ptr, int8_tArray val) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        WatchedOutput_set_block_hash(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_WatchedOutput_get_outpoint(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_WatchedOutput_get_outpoint"))) TS_WatchedOutput_get_outpoint(uint32_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKOutPoint ret_var = WatchedOutput_get_outpoint(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_WatchedOutput_set_outpoint(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_WatchedOutput_set_outpoint"))) TS_WatchedOutput_set_outpoint(uint32_t this_ptr, uint32_t val) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18513,93 +21216,93 @@ void  __attribute__((visibility("default"))) TS_WatchedOutput_set_outpoint(uint3
        WatchedOutput_set_outpoint(&this_ptr_conv, val_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_WatchedOutput_get_script_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_WatchedOutput_get_script_pubkey"))) TS_WatchedOutput_get_script_pubkey(uint32_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKu8slice ret_var = WatchedOutput_get_script_pubkey(&this_ptr_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_WatchedOutput_set_script_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_WatchedOutput_set_script_pubkey"))) TS_WatchedOutput_set_script_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKWatchedOutput this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u8Z val_ref;
-       val_ref.datalen = *((uint32_t*)val);
+       val_ref.datalen = val->arr_len;
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(val_ref.data, (uint8_t*)(val + 4), val_ref.datalen);
+       memcpy(val_ref.data, val->elems, val_ref.datalen); FREE(val);
        WatchedOutput_set_script_pubkey(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_WatchedOutput_new(int8_tArray block_hash_arg, uint32_t outpoint_arg, int8_tArray script_pubkey_arg) {
+uint32_t  __attribute__((export_name("TS_WatchedOutput_new"))) TS_WatchedOutput_new(int8_tArray block_hash_arg, uint32_t outpoint_arg, int8_tArray script_pubkey_arg) {
        LDKThirtyTwoBytes block_hash_arg_ref;
-       CHECK(*((uint32_t*)block_hash_arg) == 32);
-       memcpy(block_hash_arg_ref.data, (uint8_t*)(block_hash_arg + 4), 32);
+       CHECK(block_hash_arg->arr_len == 32);
+       memcpy(block_hash_arg_ref.data, block_hash_arg->elems, 32); FREE(block_hash_arg);
        LDKOutPoint outpoint_arg_conv;
        outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
        outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
        LDKCVec_u8Z script_pubkey_arg_ref;
-       script_pubkey_arg_ref.datalen = *((uint32_t*)script_pubkey_arg);
+       script_pubkey_arg_ref.datalen = script_pubkey_arg->arr_len;
        script_pubkey_arg_ref.data = MALLOC(script_pubkey_arg_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(script_pubkey_arg_ref.data, (uint8_t*)(script_pubkey_arg + 4), script_pubkey_arg_ref.datalen);
+       memcpy(script_pubkey_arg_ref.data, script_pubkey_arg->elems, script_pubkey_arg_ref.datalen); FREE(script_pubkey_arg);
        LDKWatchedOutput ret_var = WatchedOutput_new(block_hash_arg_ref, outpoint_arg_conv, script_pubkey_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t WatchedOutput_clone_ptr(LDKWatchedOutput *NONNULL_PTR arg) {
+static inline uintptr_t WatchedOutput_clone_ptr(LDKWatchedOutput *NONNULL_PTR arg) {
        LDKWatchedOutput ret_var = WatchedOutput_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_WatchedOutput_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_WatchedOutput_clone_ptr"))) TS_WatchedOutput_clone_ptr(uint32_t arg) {
        LDKWatchedOutput arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = WatchedOutput_clone_ptr(&arg_conv);
+       uint32_t ret_val = WatchedOutput_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_WatchedOutput_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_WatchedOutput_clone"))) TS_WatchedOutput_clone(uint32_t orig) {
        LDKWatchedOutput orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKWatchedOutput ret_var = WatchedOutput_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_WatchedOutput_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_WatchedOutput_hash"))) TS_WatchedOutput_hash(uint32_t o) {
        LDKWatchedOutput o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -18608,53 +21311,53 @@ int64_t  __attribute__((visibility("default"))) TS_WatchedOutput_hash(uint32_t o
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_BroadcasterInterface_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_BroadcasterInterface_free"))) TS_BroadcasterInterface_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBroadcasterInterface this_ptr_conv = *(LDKBroadcasterInterface*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        BroadcasterInterface_free(this_ptr_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ConfirmationTarget_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ConfirmationTarget_clone"))) TS_ConfirmationTarget_clone(uint32_t orig) {
        LDKConfirmationTarget* orig_conv = (LDKConfirmationTarget*)(orig & ~1);
        uint32_t ret_conv = LDKConfirmationTarget_to_js(ConfirmationTarget_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ConfirmationTarget_background() {
+uint32_t  __attribute__((export_name("TS_ConfirmationTarget_background"))) TS_ConfirmationTarget_background() {
        uint32_t ret_conv = LDKConfirmationTarget_to_js(ConfirmationTarget_background());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ConfirmationTarget_normal() {
+uint32_t  __attribute__((export_name("TS_ConfirmationTarget_normal"))) TS_ConfirmationTarget_normal() {
        uint32_t ret_conv = LDKConfirmationTarget_to_js(ConfirmationTarget_normal());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ConfirmationTarget_high_priority() {
+uint32_t  __attribute__((export_name("TS_ConfirmationTarget_high_priority"))) TS_ConfirmationTarget_high_priority() {
        uint32_t ret_conv = LDKConfirmationTarget_to_js(ConfirmationTarget_high_priority());
        return ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ConfirmationTarget_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_ConfirmationTarget_eq"))) TS_ConfirmationTarget_eq(uint32_t a, uint32_t b) {
        LDKConfirmationTarget* a_conv = (LDKConfirmationTarget*)(a & ~1);
        LDKConfirmationTarget* b_conv = (LDKConfirmationTarget*)(b & ~1);
        jboolean ret_val = ConfirmationTarget_eq(a_conv, b_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_FeeEstimator_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_FeeEstimator_free"))) TS_FeeEstimator_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFeeEstimator this_ptr_conv = *(LDKFeeEstimator*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        FeeEstimator_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_MonitorUpdateId_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_MonitorUpdateId_free"))) TS_MonitorUpdateId_free(uint32_t this_obj) {
        LDKMonitorUpdateId this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18662,45 +21365,45 @@ void  __attribute__((visibility("default"))) TS_MonitorUpdateId_free(uint32_t th
        MonitorUpdateId_free(this_obj_conv);
 }
 
-static inline uint64_t MonitorUpdateId_clone_ptr(LDKMonitorUpdateId *NONNULL_PTR arg) {
+static inline uintptr_t MonitorUpdateId_clone_ptr(LDKMonitorUpdateId *NONNULL_PTR arg) {
        LDKMonitorUpdateId ret_var = MonitorUpdateId_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_MonitorUpdateId_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_MonitorUpdateId_clone_ptr"))) TS_MonitorUpdateId_clone_ptr(uint32_t arg) {
        LDKMonitorUpdateId arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = MonitorUpdateId_clone_ptr(&arg_conv);
+       uint32_t ret_val = MonitorUpdateId_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorUpdateId_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_MonitorUpdateId_clone"))) TS_MonitorUpdateId_clone(uint32_t orig) {
        LDKMonitorUpdateId orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKMonitorUpdateId ret_var = MonitorUpdateId_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_MonitorUpdateId_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_MonitorUpdateId_hash"))) TS_MonitorUpdateId_hash(uint32_t o) {
        LDKMonitorUpdateId o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -18709,7 +21412,7 @@ int64_t  __attribute__((visibility("default"))) TS_MonitorUpdateId_hash(uint32_t
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_MonitorUpdateId_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_MonitorUpdateId_eq"))) TS_MonitorUpdateId_eq(uint32_t a, uint32_t b) {
        LDKMonitorUpdateId a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -18722,16 +21425,16 @@ jboolean  __attribute__((visibility("default"))) TS_MonitorUpdateId_eq(uint32_t
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Persist_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Persist_free"))) TS_Persist_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPersist this_ptr_conv = *(LDKPersist*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Persist_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_LockedChannelMonitor_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_LockedChannelMonitor_free"))) TS_LockedChannelMonitor_free(uint32_t this_obj) {
        LDKLockedChannelMonitor this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18739,7 +21442,7 @@ void  __attribute__((visibility("default"))) TS_LockedChannelMonitor_free(uint32
        LockedChannelMonitor_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChainMonitor_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChainMonitor_free"))) TS_ChainMonitor_free(uint32_t this_obj) {
        LDKChainMonitor this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18747,50 +21450,50 @@ void  __attribute__((visibility("default"))) TS_ChainMonitor_free(uint32_t this_
        ChainMonitor_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_new(uint32_t chain_source, uint32_t broadcaster, uint32_t logger, uint32_t feeest, uint32_t persister) {
-       void* chain_source_ptr = (void*)(((uint64_t)chain_source) & ~1);
+uint32_t  __attribute__((export_name("TS_ChainMonitor_new"))) TS_ChainMonitor_new(uint32_t chain_source, uint32_t broadcaster, uint32_t logger, uint32_t feeest, uint32_t persister) {
+       void* chain_source_ptr = (void*)(((uintptr_t)chain_source) & ~1);
        CHECK_ACCESS(chain_source_ptr);
        LDKCOption_FilterZ chain_source_conv = *(LDKCOption_FilterZ*)(chain_source_ptr);
-       // Warning: we may need a move here but no clone is available for LDKCOption_FilterZ
+       // WARNING: we may need a move here but no clone is available for LDKCOption_FilterZ
        if (chain_source_conv.tag == LDKCOption_FilterZ_Some) {
                // Manually implement clone for Java trait instances
        }
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       void* feeest_ptr = (void*)(((uint64_t)feeest) & ~1);
+       void* feeest_ptr = (void*)(((uintptr_t)feeest) & ~1);
        CHECK_ACCESS(feeest_ptr);
        LDKFeeEstimator feeest_conv = *(LDKFeeEstimator*)(feeest_ptr);
-       void* persister_ptr = (void*)(((uint64_t)persister) & ~1);
+       void* persister_ptr = (void*)(((uintptr_t)persister) & ~1);
        CHECK_ACCESS(persister_ptr);
        LDKPersist persister_conv = *(LDKPersist*)(persister_ptr);
        LDKChainMonitor ret_var = ChainMonitor_new(chain_source_conv, broadcaster_conv, logger_conv, feeest_conv, persister_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChainMonitor_get_claimable_balances(uint32_t this_arg, uint32_tArray ignored_channels) {
+uint32_tArray  __attribute__((export_name("TS_ChainMonitor_get_claimable_balances"))) TS_ChainMonitor_get_claimable_balances(uint32_t this_arg, uint32_tArray ignored_channels) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_ChannelDetailsZ ignored_channels_constr;
-       ignored_channels_constr.datalen = *((uint32_t*)ignored_channels);
+       ignored_channels_constr.datalen = ignored_channels->arr_len;
        if (ignored_channels_constr.datalen > 0)
                ignored_channels_constr.data = MALLOC(ignored_channels_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
        else
                ignored_channels_constr.data = NULL;
-       uint32_t* ignored_channels_vals = (uint32_t*)(ignored_channels + 4);
+       uint32_t* ignored_channels_vals = ignored_channels->elems /* XXX ignored_channels leaks */;
        for (size_t q = 0; q < ignored_channels_constr.datalen; q++) {
                uint32_t ignored_channels_conv_16 = ignored_channels_vals[q];
                LDKChannelDetails ignored_channels_conv_16_conv;
@@ -18802,12 +21505,12 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChainMonitor_get_claima
        }
        LDKCVec_BalanceZ ret_var = ChainMonitor_get_claimable_balances(&this_arg_conv, ignored_channels_constr);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t j = 0; j < ret_var.datalen; j++) {
                LDKBalance *ret_conv_9_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
                *ret_conv_9_copy = ret_var.data[j];
-               uint64_t ret_conv_9_ref = (uint64_t)ret_conv_9_copy;
+               uint32_t ret_conv_9_ref = (uintptr_t)ret_conv_9_copy;
                ret_arr_ptr[j] = ret_conv_9_ref;
        }
        
@@ -18815,7 +21518,7 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChainMonitor_get_claima
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_get_monitor(uint32_t this_arg, uint32_t funding_txo) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_get_monitor"))) TS_ChainMonitor_get_monitor(uint32_t this_arg, uint32_t funding_txo) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -18827,25 +21530,25 @@ uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_get_monitor(uin
        funding_txo_conv = OutPoint_clone(&funding_txo_conv);
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = ChainMonitor_get_monitor(&this_arg_conv, funding_txo_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChainMonitor_list_monitors(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChainMonitor_list_monitors"))) TS_ChainMonitor_list_monitors(uint32_t this_arg) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_OutPointZ ret_var = ChainMonitor_list_monitors(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t k = 0; k < ret_var.datalen; k++) {
                LDKOutPoint ret_conv_10_var = ret_var.data[k];
-               uint64_t ret_conv_10_ref = 0;
-               CHECK((((uint64_t)ret_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_10_ref = 0;
+               CHECK((((uintptr_t)ret_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_10_var);
-               ret_conv_10_ref = (uint64_t)ret_conv_10_var.inner;
+               ret_conv_10_ref = (uintptr_t)ret_conv_10_var.inner;
                if (ret_conv_10_var.is_owned) {
                        ret_conv_10_ref |= 1;
                }
@@ -18856,7 +21559,7 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChainMonitor_list_monit
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_channel_monitor_updated(uint32_t this_arg, uint32_t funding_txo, uint32_t completed_update_id) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_channel_monitor_updated"))) TS_ChainMonitor_channel_monitor_updated(uint32_t this_arg, uint32_t funding_txo, uint32_t completed_update_id) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -18873,50 +21576,50 @@ uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_channel_monitor
        completed_update_id_conv = MonitorUpdateId_clone(&completed_update_id_conv);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChainMonitor_channel_monitor_updated(&this_arg_conv, funding_txo_conv, completed_update_id_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_as_Listen(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_as_Listen"))) TS_ChainMonitor_as_Listen(uint32_t this_arg) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKListen* ret_ret = MALLOC(sizeof(LDKListen), "LDKListen");
        *ret_ret = ChainMonitor_as_Listen(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_as_Confirm(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_as_Confirm"))) TS_ChainMonitor_as_Confirm(uint32_t this_arg) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKConfirm* ret_ret = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *ret_ret = ChainMonitor_as_Confirm(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_as_Watch(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_as_Watch"))) TS_ChainMonitor_as_Watch(uint32_t this_arg) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKWatch* ret_ret = MALLOC(sizeof(LDKWatch), "LDKWatch");
        *ret_ret = ChainMonitor_as_Watch(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainMonitor_as_EventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChainMonitor_as_EventsProvider"))) TS_ChainMonitor_as_EventsProvider(uint32_t this_arg) {
        LDKChainMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKEventsProvider* ret_ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *ret_ret = ChainMonitor_as_EventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelMonitorUpdate_free"))) TS_ChannelMonitorUpdate_free(uint32_t this_obj) {
        LDKChannelMonitorUpdate this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -18924,7 +21627,7 @@ void  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_free(uint32
        ChannelMonitorUpdate_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_get_update_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelMonitorUpdate_get_update_id"))) TS_ChannelMonitorUpdate_get_update_id(uint32_t this_ptr) {
        LDKChannelMonitorUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18933,7 +21636,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_get_upda
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_set_update_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelMonitorUpdate_set_update_id"))) TS_ChannelMonitorUpdate_set_update_id(uint32_t this_ptr, int64_t val) {
        LDKChannelMonitorUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -18941,95 +21644,95 @@ void  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_set_update_
        ChannelMonitorUpdate_set_update_id(&this_ptr_conv, val);
 }
 
-static inline uint64_t ChannelMonitorUpdate_clone_ptr(LDKChannelMonitorUpdate *NONNULL_PTR arg) {
+static inline uintptr_t ChannelMonitorUpdate_clone_ptr(LDKChannelMonitorUpdate *NONNULL_PTR arg) {
        LDKChannelMonitorUpdate ret_var = ChannelMonitorUpdate_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdate_clone_ptr"))) TS_ChannelMonitorUpdate_clone_ptr(uint32_t arg) {
        LDKChannelMonitorUpdate arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelMonitorUpdate_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelMonitorUpdate_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdate_clone"))) TS_ChannelMonitorUpdate_clone(uint32_t orig) {
        LDKChannelMonitorUpdate orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelMonitorUpdate ret_var = ChannelMonitorUpdate_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelMonitorUpdate_write"))) TS_ChannelMonitorUpdate_write(uint32_t obj) {
        LDKChannelMonitorUpdate obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelMonitorUpdate_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitorUpdate_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitorUpdate_read"))) TS_ChannelMonitorUpdate_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = ChannelMonitorUpdate_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_MonitorEvent_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_MonitorEvent_free"))) TS_MonitorEvent_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMonitorEvent this_ptr_conv = *(LDKMonitorEvent*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        MonitorEvent_free(this_ptr_conv);
 }
 
-static inline uint64_t MonitorEvent_clone_ptr(LDKMonitorEvent *NONNULL_PTR arg) {
+static inline uintptr_t MonitorEvent_clone_ptr(LDKMonitorEvent *NONNULL_PTR arg) {
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_MonitorEvent_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_clone_ptr"))) TS_MonitorEvent_clone_ptr(uint32_t arg) {
        LDKMonitorEvent* arg_conv = (LDKMonitorEvent*)arg;
-       int64_t ret_val = MonitorEvent_clone_ptr(arg_conv);
+       uint32_t ret_val = MonitorEvent_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_clone"))) TS_MonitorEvent_clone(uint32_t orig) {
        LDKMonitorEvent* orig_conv = (LDKMonitorEvent*)orig;
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_htlcevent(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_htlcevent"))) TS_MonitorEvent_htlcevent(uint32_t a) {
        LDKHTLCUpdate a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -19037,11 +21740,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_htlcevent(uint3
        a_conv = HTLCUpdate_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_htlcevent(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_commitment_tx_confirmed(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_commitment_tx_confirmed"))) TS_MonitorEvent_commitment_tx_confirmed(uint32_t a) {
        LDKOutPoint a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -19049,11 +21752,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_commitment_tx_c
        a_conv = OutPoint_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_commitment_tx_confirmed(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_update_completed(uint32_t funding_txo, int64_t monitor_update_id) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_update_completed"))) TS_MonitorEvent_update_completed(uint32_t funding_txo, int64_t monitor_update_id) {
        LDKOutPoint funding_txo_conv;
        funding_txo_conv.inner = (void*)(funding_txo & (~1));
        funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
@@ -19061,11 +21764,11 @@ uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_update_complete
        funding_txo_conv = OutPoint_clone(&funding_txo_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_update_completed(funding_txo_conv, monitor_update_id);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_update_failed(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_update_failed"))) TS_MonitorEvent_update_failed(uint32_t a) {
        LDKOutPoint a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -19073,29 +21776,29 @@ uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_update_failed(u
        a_conv = OutPoint_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_update_failed(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_MonitorEvent_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_MonitorEvent_write"))) TS_MonitorEvent_write(uint32_t obj) {
        LDKMonitorEvent* obj_conv = (LDKMonitorEvent*)obj;
        LDKCVec_u8Z ret_var = MonitorEvent_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MonitorEvent_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_MonitorEvent_read"))) TS_MonitorEvent_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = MonitorEvent_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCUpdate_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_HTLCUpdate_free"))) TS_HTLCUpdate_free(uint32_t this_obj) {
        LDKHTLCUpdate this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -19103,130 +21806,130 @@ void  __attribute__((visibility("default"))) TS_HTLCUpdate_free(uint32_t this_ob
        HTLCUpdate_free(this_obj_conv);
 }
 
-static inline uint64_t HTLCUpdate_clone_ptr(LDKHTLCUpdate *NONNULL_PTR arg) {
+static inline uintptr_t HTLCUpdate_clone_ptr(LDKHTLCUpdate *NONNULL_PTR arg) {
        LDKHTLCUpdate ret_var = HTLCUpdate_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_HTLCUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_HTLCUpdate_clone_ptr"))) TS_HTLCUpdate_clone_ptr(uint32_t arg) {
        LDKHTLCUpdate arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = HTLCUpdate_clone_ptr(&arg_conv);
+       uint32_t ret_val = HTLCUpdate_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_HTLCUpdate_clone"))) TS_HTLCUpdate_clone(uint32_t orig) {
        LDKHTLCUpdate orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKHTLCUpdate ret_var = HTLCUpdate_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_HTLCUpdate_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_HTLCUpdate_write"))) TS_HTLCUpdate_write(uint32_t obj) {
        LDKHTLCUpdate obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = HTLCUpdate_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCUpdate_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_HTLCUpdate_read"))) TS_HTLCUpdate_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = HTLCUpdate_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Balance_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Balance_free"))) TS_Balance_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBalance this_ptr_conv = *(LDKBalance*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Balance_free(this_ptr_conv);
 }
 
-static inline uint64_t Balance_clone_ptr(LDKBalance *NONNULL_PTR arg) {
+static inline uintptr_t Balance_clone_ptr(LDKBalance *NONNULL_PTR arg) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Balance_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Balance_clone_ptr"))) TS_Balance_clone_ptr(uint32_t arg) {
        LDKBalance* arg_conv = (LDKBalance*)arg;
-       int64_t ret_val = Balance_clone_ptr(arg_conv);
+       uint32_t ret_val = Balance_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Balance_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Balance_clone"))) TS_Balance_clone(uint32_t orig) {
        LDKBalance* orig_conv = (LDKBalance*)orig;
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Balance_claimable_on_channel_close(int64_t claimable_amount_satoshis) {
+uint32_t  __attribute__((export_name("TS_Balance_claimable_on_channel_close"))) TS_Balance_claimable_on_channel_close(int64_t claimable_amount_satoshis) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_claimable_on_channel_close(claimable_amount_satoshis);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Balance_claimable_awaiting_confirmations(int64_t claimable_amount_satoshis, int32_t confirmation_height) {
+uint32_t  __attribute__((export_name("TS_Balance_claimable_awaiting_confirmations"))) TS_Balance_claimable_awaiting_confirmations(int64_t claimable_amount_satoshis, int32_t confirmation_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_claimable_awaiting_confirmations(claimable_amount_satoshis, confirmation_height);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Balance_contentious_claimable(int64_t claimable_amount_satoshis, int32_t timeout_height) {
+uint32_t  __attribute__((export_name("TS_Balance_contentious_claimable"))) TS_Balance_contentious_claimable(int64_t claimable_amount_satoshis, int32_t timeout_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_contentious_claimable(claimable_amount_satoshis, timeout_height);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Balance_maybe_claimable_htlcawaiting_timeout(int64_t claimable_amount_satoshis, int32_t claimable_height) {
+uint32_t  __attribute__((export_name("TS_Balance_maybe_claimable_htlcawaiting_timeout"))) TS_Balance_maybe_claimable_htlcawaiting_timeout(int64_t claimable_amount_satoshis, int32_t claimable_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_maybe_claimable_htlcawaiting_timeout(claimable_amount_satoshis, claimable_height);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Balance_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Balance_eq"))) TS_Balance_eq(uint32_t a, uint32_t b) {
        LDKBalance* a_conv = (LDKBalance*)a;
        LDKBalance* b_conv = (LDKBalance*)b;
        jboolean ret_val = Balance_eq(a_conv, b_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitor_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelMonitor_free"))) TS_ChannelMonitor_free(uint32_t this_obj) {
        LDKChannelMonitor this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -19234,57 +21937,57 @@ void  __attribute__((visibility("default"))) TS_ChannelMonitor_free(uint32_t thi
        ChannelMonitor_free(this_obj_conv);
 }
 
-static inline uint64_t ChannelMonitor_clone_ptr(LDKChannelMonitor *NONNULL_PTR arg) {
+static inline uintptr_t ChannelMonitor_clone_ptr(LDKChannelMonitor *NONNULL_PTR arg) {
        LDKChannelMonitor ret_var = ChannelMonitor_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelMonitor_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitor_clone_ptr"))) TS_ChannelMonitor_clone_ptr(uint32_t arg) {
        LDKChannelMonitor arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelMonitor_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelMonitor_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitor_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitor_clone"))) TS_ChannelMonitor_clone(uint32_t orig) {
        LDKChannelMonitor orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelMonitor ret_var = ChannelMonitor_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelMonitor_write"))) TS_ChannelMonitor_write(uint32_t obj) {
        LDKChannelMonitor obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelMonitor_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitor_update_monitor(uint32_t this_arg, uint32_t updates, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitor_update_monitor"))) TS_ChannelMonitor_update_monitor(uint32_t this_arg, uint32_t updates, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -19293,21 +21996,21 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitor_update_monito
        updates_conv.inner = (void*)(updates & (~1));
        updates_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_conv);
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        if (!(broadcaster & 1)) { CHECK_ACCESS(broadcaster_ptr); }
        LDKBroadcasterInterface* broadcaster_conv = (LDKBroadcasterInterface*)broadcaster_ptr;
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        if (!(fee_estimator & 1)) { CHECK_ACCESS(fee_estimator_ptr); }
        LDKFeeEstimator* fee_estimator_conv = (LDKFeeEstimator*)fee_estimator_ptr;
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        if (!(logger & 1)) { CHECK_ACCESS(logger_ptr); }
        LDKLogger* logger_conv = (LDKLogger*)logger_ptr;
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = ChannelMonitor_update_monitor(&this_arg_conv, &updates_conv, broadcaster_conv, fee_estimator_conv, logger_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelMonitor_get_latest_update_id(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_ChannelMonitor_get_latest_update_id"))) TS_ChannelMonitor_get_latest_update_id(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -19316,59 +22019,59 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelMonitor_get_latest_upd
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitor_get_funding_txo(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitor_get_funding_txo"))) TS_ChannelMonitor_get_funding_txo(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = ChannelMonitor_get_funding_txo(&this_arg_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_outputs_to_watch(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_get_outputs_to_watch"))) TS_ChannelMonitor_get_outputs_to_watch(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret_var = ChannelMonitor_get_outputs_to_watch(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv_40_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
                *ret_conv_40_conv = ret_var.data[o];
-               ret_arr_ptr[o] = ((uint64_t)ret_conv_40_conv);
+               ret_arr_ptr[o] = ((uint32_t)ret_conv_40_conv);
        }
        
        FREE(ret_var.data);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitor_load_outputs_to_watch(uint32_t this_arg, uint32_t filter) {
+void  __attribute__((export_name("TS_ChannelMonitor_load_outputs_to_watch"))) TS_ChannelMonitor_load_outputs_to_watch(uint32_t this_arg, uint32_t filter) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* filter_ptr = (void*)(((uint64_t)filter) & ~1);
+       void* filter_ptr = (void*)(((uintptr_t)filter) & ~1);
        if (!(filter & 1)) { CHECK_ACCESS(filter_ptr); }
        LDKFilter* filter_conv = (LDKFilter*)filter_ptr;
        ChannelMonitor_load_outputs_to_watch(&this_arg_conv, filter_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_and_clear_pending_monitor_events(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_get_and_clear_pending_monitor_events"))) TS_ChannelMonitor_get_and_clear_pending_monitor_events(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_MonitorEventZ ret_var = ChannelMonitor_get_and_clear_pending_monitor_events(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKMonitorEvent *ret_conv_14_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
                *ret_conv_14_copy = ret_var.data[o];
-               uint64_t ret_conv_14_ref = (uint64_t)ret_conv_14_copy;
+               uint32_t ret_conv_14_ref = (uintptr_t)ret_conv_14_copy;
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        
@@ -19376,19 +22079,19 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_and_
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_and_clear_pending_events(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_get_and_clear_pending_events"))) TS_ChannelMonitor_get_and_clear_pending_events(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_EventZ ret_var = ChannelMonitor_get_and_clear_pending_events(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t h = 0; h < ret_var.datalen; h++) {
                LDKEvent *ret_conv_7_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
                *ret_conv_7_copy = ret_var.data[h];
-               uint64_t ret_conv_7_ref = (uint64_t)ret_conv_7_copy;
+               uint32_t ret_conv_7_ref = (uintptr_t)ret_conv_7_copy;
                ret_arr_ptr[h] = ret_conv_7_ref;
        }
        
@@ -19396,22 +22099,22 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_and_
        return ret_arr;
 }
 
-ptrArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_latest_holder_commitment_txn(uint32_t this_arg, uint32_t logger) {
+ptrArray  __attribute__((export_name("TS_ChannelMonitor_get_latest_holder_commitment_txn"))) TS_ChannelMonitor_get_latest_holder_commitment_txn(uint32_t this_arg, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        if (!(logger & 1)) { CHECK_ACCESS(logger_ptr); }
        LDKLogger* logger_conv = (LDKLogger*)logger_ptr;
        LDKCVec_TransactionZ ret_var = ChannelMonitor_get_latest_holder_commitment_txn(&this_arg_conv, logger_conv);
        ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *ret_arr_ptr = (int8_tArray*)(ret_arr + 4);
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
        for (size_t m = 0; m < ret_var.datalen; m++) {
                LDKTransaction ret_conv_12_var = ret_var.data[m];
-               int8_tArray ret_conv_12_arr = init_arr(ret_conv_12_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(ret_conv_12_arr + 4), ret_conv_12_var.data, ret_conv_12_var.datalen);
+               int8_tArray ret_conv_12_arr = init_int8_tArray(ret_conv_12_var.datalen, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_conv_12_var.data, ret_conv_12_var.datalen);
                Transaction_free(ret_conv_12_var);
                ret_arr_ptr[m] = ret_conv_12_arr;
        }
@@ -19420,186 +22123,186 @@ ptrArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_latest_ho
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_block_connected(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_block_connected"))) TS_ChannelMonitor_block_connected(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
        LDKCVec_C2Tuple_usizeTransactionZZ txdata_constr;
-       txdata_constr.datalen = *((uint32_t*)txdata);
+       txdata_constr.datalen = txdata->arr_len;
        if (txdata_constr.datalen > 0)
                txdata_constr.data = MALLOC(txdata_constr.datalen * sizeof(LDKC2Tuple_usizeTransactionZ), "LDKCVec_C2Tuple_usizeTransactionZZ Elements");
        else
                txdata_constr.data = NULL;
-       uint32_t* txdata_vals = (uint32_t*)(txdata + 4);
+       uint32_t* txdata_vals = txdata->elems /* XXX txdata leaks */;
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                uint32_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uint64_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uint64_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret_var = ChannelMonitor_block_connected(&this_arg_conv, header_ref, txdata_constr, height, broadcaster_conv, fee_estimator_conv, logger_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((uint64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = ((uint32_t)ret_conv_39_conv);
        }
        
        FREE(ret_var.data);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitor_block_disconnected(uint32_t this_arg, int8_tArray header, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+void  __attribute__((export_name("TS_ChannelMonitor_block_disconnected"))) TS_ChannelMonitor_block_disconnected(uint32_t this_arg, int8_tArray header, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        ChannelMonitor_block_disconnected(&this_arg_conv, header_ref, height, broadcaster_conv, fee_estimator_conv, logger_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_transactions_confirmed(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_transactions_confirmed"))) TS_ChannelMonitor_transactions_confirmed(uint32_t this_arg, int8_tArray header, uint32_tArray txdata, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
        LDKCVec_C2Tuple_usizeTransactionZZ txdata_constr;
-       txdata_constr.datalen = *((uint32_t*)txdata);
+       txdata_constr.datalen = txdata->arr_len;
        if (txdata_constr.datalen > 0)
                txdata_constr.data = MALLOC(txdata_constr.datalen * sizeof(LDKC2Tuple_usizeTransactionZ), "LDKCVec_C2Tuple_usizeTransactionZZ Elements");
        else
                txdata_constr.data = NULL;
-       uint32_t* txdata_vals = (uint32_t*)(txdata + 4);
+       uint32_t* txdata_vals = txdata->elems /* XXX txdata leaks */;
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                uint32_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uint64_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uint64_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret_var = ChannelMonitor_transactions_confirmed(&this_arg_conv, header_ref, txdata_constr, height, broadcaster_conv, fee_estimator_conv, logger_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((uint64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = ((uint32_t)ret_conv_39_conv);
        }
        
        FREE(ret_var.data);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMonitor_transaction_unconfirmed(uint32_t this_arg, int8_tArray txid, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+void  __attribute__((export_name("TS_ChannelMonitor_transaction_unconfirmed"))) TS_ChannelMonitor_transaction_unconfirmed(uint32_t this_arg, int8_tArray txid, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char txid_arr[32];
-       CHECK(*((uint32_t*)txid) == 32);
-       memcpy(txid_arr, (uint8_t*)(txid + 4), 32);
+       CHECK(txid->arr_len == 32);
+       memcpy(txid_arr, txid->elems, 32); FREE(txid);
        unsigned char (*txid_ref)[32] = &txid_arr;
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        ChannelMonitor_transaction_unconfirmed(&this_arg_conv, txid_ref, broadcaster_conv, fee_estimator_conv, logger_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_best_block_updated(uint32_t this_arg, int8_tArray header, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_best_block_updated"))) TS_ChannelMonitor_best_block_updated(uint32_t this_arg, int8_tArray header, int32_t height, uint32_t broadcaster, uint32_t fee_estimator, uint32_t logger) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char header_arr[80];
-       CHECK(*((uint32_t*)header) == 80);
-       memcpy(header_arr, (uint8_t*)(header + 4), 80);
+       CHECK(header->arr_len == 80);
+       memcpy(header_arr, header->elems, 80); FREE(header);
        unsigned char (*header_ref)[80] = &header_arr;
-       void* broadcaster_ptr = (void*)(((uint64_t)broadcaster) & ~1);
+       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret_var = ChannelMonitor_best_block_updated(&this_arg_conv, header_ref, height, broadcaster_conv, fee_estimator_conv, logger_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((uint64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = ((uint32_t)ret_conv_39_conv);
        }
        
        FREE(ret_var.data);
        return ret_arr;
 }
 
-ptrArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_relevant_txids(uint32_t this_arg) {
+ptrArray  __attribute__((export_name("TS_ChannelMonitor_get_relevant_txids"))) TS_ChannelMonitor_get_relevant_txids(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_TxidZ ret_var = ChannelMonitor_get_relevant_txids(&this_arg_conv);
        ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *ret_arr_ptr = (int8_tArray*)(ret_arr + 4);
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
        for (size_t m = 0; m < ret_var.datalen; m++) {
-               int8_tArray ret_conv_12_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(ret_conv_12_arr + 4), ret_var.data[m].data, 32);
+               int8_tArray ret_conv_12_arr = init_int8_tArray(32, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_var.data[m].data, 32);
                ret_arr_ptr[m] = ret_conv_12_arr;
        }
        
@@ -19607,36 +22310,36 @@ ptrArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_relevant_
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelMonitor_current_best_block(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelMonitor_current_best_block"))) TS_ChannelMonitor_current_best_block(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKBestBlock ret_var = ChannelMonitor_current_best_block(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_claimable_balances(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelMonitor_get_claimable_balances"))) TS_ChannelMonitor_get_claimable_balances(uint32_t this_arg) {
        LDKChannelMonitor this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_BalanceZ ret_var = ChannelMonitor_get_claimable_balances(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t j = 0; j < ret_var.datalen; j++) {
                LDKBalance *ret_conv_9_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
                *ret_conv_9_copy = ret_var.data[j];
-               uint64_t ret_conv_9_ref = (uint64_t)ret_conv_9_copy;
+               uint32_t ret_conv_9_ref = (uintptr_t)ret_conv_9_copy;
                ret_arr_ptr[j] = ret_conv_9_ref;
        }
        
@@ -19644,19 +22347,19 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChannelMonitor_get_clai
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelMonitorZ_read(int8_tArray ser, uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelMonitorZ_read"))) TS_C2Tuple_BlockHashChannelMonitorZ_read(int8_tArray ser, uint32_t arg) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
-       void* arg_ptr = (void*)(((uint64_t)arg) & ~1);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
        if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
        LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg_ptr;
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = C2Tuple_BlockHashChannelMonitorZ_read(ser_ref, arg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_OutPoint_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_OutPoint_free"))) TS_OutPoint_free(uint32_t this_obj) {
        LDKOutPoint this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -19664,28 +22367,28 @@ void  __attribute__((visibility("default"))) TS_OutPoint_free(uint32_t this_obj)
        OutPoint_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OutPoint_get_txid(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OutPoint_get_txid"))) TS_OutPoint_get_txid(uint32_t this_ptr) {
        LDKOutPoint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *OutPoint_get_txid(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *OutPoint_get_txid(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OutPoint_set_txid(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OutPoint_set_txid"))) TS_OutPoint_set_txid(uint32_t this_ptr, int8_tArray val) {
        LDKOutPoint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        OutPoint_set_txid(&this_ptr_conv, val_ref);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_OutPoint_get_index(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_OutPoint_get_index"))) TS_OutPoint_get_index(uint32_t this_ptr) {
        LDKOutPoint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19694,7 +22397,7 @@ int16_t  __attribute__((visibility("default"))) TS_OutPoint_get_index(uint32_t t
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OutPoint_set_index(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_OutPoint_set_index"))) TS_OutPoint_set_index(uint32_t this_ptr, int16_t val) {
        LDKOutPoint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19702,61 +22405,61 @@ void  __attribute__((visibility("default"))) TS_OutPoint_set_index(uint32_t this
        OutPoint_set_index(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OutPoint_new(int8_tArray txid_arg, int16_t index_arg) {
+uint32_t  __attribute__((export_name("TS_OutPoint_new"))) TS_OutPoint_new(int8_tArray txid_arg, int16_t index_arg) {
        LDKThirtyTwoBytes txid_arg_ref;
-       CHECK(*((uint32_t*)txid_arg) == 32);
-       memcpy(txid_arg_ref.data, (uint8_t*)(txid_arg + 4), 32);
+       CHECK(txid_arg->arr_len == 32);
+       memcpy(txid_arg_ref.data, txid_arg->elems, 32); FREE(txid_arg);
        LDKOutPoint ret_var = OutPoint_new(txid_arg_ref, index_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t OutPoint_clone_ptr(LDKOutPoint *NONNULL_PTR arg) {
+static inline uintptr_t OutPoint_clone_ptr(LDKOutPoint *NONNULL_PTR arg) {
        LDKOutPoint ret_var = OutPoint_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_OutPoint_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_OutPoint_clone_ptr"))) TS_OutPoint_clone_ptr(uint32_t arg) {
        LDKOutPoint arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = OutPoint_clone_ptr(&arg_conv);
+       uint32_t ret_val = OutPoint_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OutPoint_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_OutPoint_clone"))) TS_OutPoint_clone(uint32_t orig) {
        LDKOutPoint orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKOutPoint ret_var = OutPoint_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_OutPoint_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_OutPoint_eq"))) TS_OutPoint_eq(uint32_t a, uint32_t b) {
        LDKOutPoint a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -19769,7 +22472,7 @@ jboolean  __attribute__((visibility("default"))) TS_OutPoint_eq(uint32_t a, uint
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OutPoint_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_OutPoint_hash"))) TS_OutPoint_hash(uint32_t o) {
        LDKOutPoint o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -19778,38 +22481,38 @@ int64_t  __attribute__((visibility("default"))) TS_OutPoint_hash(uint32_t o) {
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OutPoint_to_channel_id(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_OutPoint_to_channel_id"))) TS_OutPoint_to_channel_id(uint32_t this_arg) {
        LDKOutPoint this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OutPoint_to_channel_id(&this_arg_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, OutPoint_to_channel_id(&this_arg_conv).data, 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OutPoint_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_OutPoint_write"))) TS_OutPoint_write(uint32_t obj) {
        LDKOutPoint obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = OutPoint_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OutPoint_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_OutPoint_read"))) TS_OutPoint_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = OutPoint_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_free"))) TS_DelayedPaymentOutputDescriptor_free(uint32_t this_obj) {
        LDKDelayedPaymentOutputDescriptor this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -19817,24 +22520,24 @@ void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_f
        DelayedPaymentOutputDescriptor_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_outpoint(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_outpoint"))) TS_DelayedPaymentOutputDescriptor_get_outpoint(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKOutPoint ret_var = DelayedPaymentOutputDescriptor_get_outpoint(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_outpoint(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_outpoint"))) TS_DelayedPaymentOutputDescriptor_set_outpoint(uint32_t this_ptr, uint32_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19847,28 +22550,28 @@ void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_s
        DelayedPaymentOutputDescriptor_set_outpoint(&this_ptr_conv, val_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_per_commitment_point"))) TS_DelayedPaymentOutputDescriptor_get_per_commitment_point(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), DelayedPaymentOutputDescriptor_get_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, DelayedPaymentOutputDescriptor_get_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_per_commitment_point"))) TS_DelayedPaymentOutputDescriptor_set_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        DelayedPaymentOutputDescriptor_set_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_to_self_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_to_self_delay"))) TS_DelayedPaymentOutputDescriptor_get_to_self_delay(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19877,7 +22580,7 @@ int16_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescripto
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_to_self_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_to_self_delay"))) TS_DelayedPaymentOutputDescriptor_set_to_self_delay(uint32_t this_ptr, int16_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19885,61 +22588,61 @@ void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_s
        DelayedPaymentOutputDescriptor_set_to_self_delay(&this_ptr_conv, val);
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_output(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_output"))) TS_DelayedPaymentOutputDescriptor_set_output(uint32_t this_ptr, uint32_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKTxOut val_conv = *(LDKTxOut*)(val_ptr);
-       val_conv = TxOut_clone((LDKTxOut*)(((uint64_t)val) & ~1));
+       val_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)val) & ~1));
        DelayedPaymentOutputDescriptor_set_output(&this_ptr_conv, val_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_revocation_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_revocation_pubkey"))) TS_DelayedPaymentOutputDescriptor_get_revocation_pubkey(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), DelayedPaymentOutputDescriptor_get_revocation_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, DelayedPaymentOutputDescriptor_get_revocation_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_revocation_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_revocation_pubkey"))) TS_DelayedPaymentOutputDescriptor_set_revocation_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        DelayedPaymentOutputDescriptor_set_revocation_pubkey(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_channel_keys_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_channel_keys_id"))) TS_DelayedPaymentOutputDescriptor_get_channel_keys_id(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *DelayedPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *DelayedPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_channel_keys_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_channel_keys_id"))) TS_DelayedPaymentOutputDescriptor_set_channel_keys_id(uint32_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        DelayedPaymentOutputDescriptor_set_channel_keys_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_get_channel_value_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_get_channel_value_satoshis"))) TS_DelayedPaymentOutputDescriptor_get_channel_value_satoshis(uint32_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19948,7 +22651,7 @@ int64_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescripto
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_set_channel_value_satoshis"))) TS_DelayedPaymentOutputDescriptor_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -19956,97 +22659,97 @@ void  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_s
        DelayedPaymentOutputDescriptor_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_new(uint32_t outpoint_arg, int8_tArray per_commitment_point_arg, int16_t to_self_delay_arg, uint32_t output_arg, int8_tArray revocation_pubkey_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
+uint32_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_new"))) TS_DelayedPaymentOutputDescriptor_new(uint32_t outpoint_arg, int8_tArray per_commitment_point_arg, int16_t to_self_delay_arg, uint32_t output_arg, int8_tArray revocation_pubkey_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
        LDKOutPoint outpoint_arg_conv;
        outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
        outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
        LDKPublicKey per_commitment_point_arg_ref;
-       CHECK(*((uint32_t*)per_commitment_point_arg) == 33);
-       memcpy(per_commitment_point_arg_ref.compressed_form, (uint8_t*)(per_commitment_point_arg + 4), 33);
-       void* output_arg_ptr = (void*)(((uint64_t)output_arg) & ~1);
+       CHECK(per_commitment_point_arg->arr_len == 33);
+       memcpy(per_commitment_point_arg_ref.compressed_form, per_commitment_point_arg->elems, 33); FREE(per_commitment_point_arg);
+       void* output_arg_ptr = (void*)(((uintptr_t)output_arg) & ~1);
        CHECK_ACCESS(output_arg_ptr);
        LDKTxOut output_arg_conv = *(LDKTxOut*)(output_arg_ptr);
-       output_arg_conv = TxOut_clone((LDKTxOut*)(((uint64_t)output_arg) & ~1));
+       output_arg_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output_arg) & ~1));
        LDKPublicKey revocation_pubkey_arg_ref;
-       CHECK(*((uint32_t*)revocation_pubkey_arg) == 33);
-       memcpy(revocation_pubkey_arg_ref.compressed_form, (uint8_t*)(revocation_pubkey_arg + 4), 33);
+       CHECK(revocation_pubkey_arg->arr_len == 33);
+       memcpy(revocation_pubkey_arg_ref.compressed_form, revocation_pubkey_arg->elems, 33); FREE(revocation_pubkey_arg);
        LDKThirtyTwoBytes channel_keys_id_arg_ref;
-       CHECK(*((uint32_t*)channel_keys_id_arg) == 32);
-       memcpy(channel_keys_id_arg_ref.data, (uint8_t*)(channel_keys_id_arg + 4), 32);
+       CHECK(channel_keys_id_arg->arr_len == 32);
+       memcpy(channel_keys_id_arg_ref.data, channel_keys_id_arg->elems, 32); FREE(channel_keys_id_arg);
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_new(outpoint_arg_conv, per_commitment_point_arg_ref, to_self_delay_arg, output_arg_conv, revocation_pubkey_arg_ref, channel_keys_id_arg_ref, channel_value_satoshis_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t DelayedPaymentOutputDescriptor_clone_ptr(LDKDelayedPaymentOutputDescriptor *NONNULL_PTR arg) {
+static inline uintptr_t DelayedPaymentOutputDescriptor_clone_ptr(LDKDelayedPaymentOutputDescriptor *NONNULL_PTR arg) {
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_clone_ptr"))) TS_DelayedPaymentOutputDescriptor_clone_ptr(uint32_t arg) {
        LDKDelayedPaymentOutputDescriptor arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = DelayedPaymentOutputDescriptor_clone_ptr(&arg_conv);
+       uint32_t ret_val = DelayedPaymentOutputDescriptor_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_clone"))) TS_DelayedPaymentOutputDescriptor_clone(uint32_t orig) {
        LDKDelayedPaymentOutputDescriptor orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_write"))) TS_DelayedPaymentOutputDescriptor_write(uint32_t obj) {
        LDKDelayedPaymentOutputDescriptor obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = DelayedPaymentOutputDescriptor_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DelayedPaymentOutputDescriptor_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_DelayedPaymentOutputDescriptor_read"))) TS_DelayedPaymentOutputDescriptor_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = DelayedPaymentOutputDescriptor_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_free"))) TS_StaticPaymentOutputDescriptor_free(uint32_t this_obj) {
        LDKStaticPaymentOutputDescriptor this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20054,24 +22757,24 @@ void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_fr
        StaticPaymentOutputDescriptor_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_get_outpoint(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_get_outpoint"))) TS_StaticPaymentOutputDescriptor_get_outpoint(uint32_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKOutPoint ret_var = StaticPaymentOutputDescriptor_get_outpoint(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_set_outpoint(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_set_outpoint"))) TS_StaticPaymentOutputDescriptor_set_outpoint(uint32_t this_ptr, uint32_t val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20084,40 +22787,40 @@ void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_se
        StaticPaymentOutputDescriptor_set_outpoint(&this_ptr_conv, val_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_set_output(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_set_output"))) TS_StaticPaymentOutputDescriptor_set_output(uint32_t this_ptr, uint32_t val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKTxOut val_conv = *(LDKTxOut*)(val_ptr);
-       val_conv = TxOut_clone((LDKTxOut*)(((uint64_t)val) & ~1));
+       val_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)val) & ~1));
        StaticPaymentOutputDescriptor_set_output(&this_ptr_conv, val_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_get_channel_keys_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_get_channel_keys_id"))) TS_StaticPaymentOutputDescriptor_get_channel_keys_id(uint32_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *StaticPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *StaticPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_set_channel_keys_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_set_channel_keys_id"))) TS_StaticPaymentOutputDescriptor_set_channel_keys_id(uint32_t this_ptr, int8_tArray val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        StaticPaymentOutputDescriptor_set_channel_keys_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_get_channel_value_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_get_channel_value_satoshis"))) TS_StaticPaymentOutputDescriptor_get_channel_value_satoshis(uint32_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20126,7 +22829,7 @@ int64_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_set_channel_value_satoshis"))) TS_StaticPaymentOutputDescriptor_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20134,136 +22837,136 @@ void  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_se
        StaticPaymentOutputDescriptor_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_new(uint32_t outpoint_arg, uint32_t output_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
+uint32_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_new"))) TS_StaticPaymentOutputDescriptor_new(uint32_t outpoint_arg, uint32_t output_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
        LDKOutPoint outpoint_arg_conv;
        outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
        outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
-       void* output_arg_ptr = (void*)(((uint64_t)output_arg) & ~1);
+       void* output_arg_ptr = (void*)(((uintptr_t)output_arg) & ~1);
        CHECK_ACCESS(output_arg_ptr);
        LDKTxOut output_arg_conv = *(LDKTxOut*)(output_arg_ptr);
-       output_arg_conv = TxOut_clone((LDKTxOut*)(((uint64_t)output_arg) & ~1));
+       output_arg_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output_arg) & ~1));
        LDKThirtyTwoBytes channel_keys_id_arg_ref;
-       CHECK(*((uint32_t*)channel_keys_id_arg) == 32);
-       memcpy(channel_keys_id_arg_ref.data, (uint8_t*)(channel_keys_id_arg + 4), 32);
+       CHECK(channel_keys_id_arg->arr_len == 32);
+       memcpy(channel_keys_id_arg_ref.data, channel_keys_id_arg->elems, 32); FREE(channel_keys_id_arg);
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_new(outpoint_arg_conv, output_arg_conv, channel_keys_id_arg_ref, channel_value_satoshis_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t StaticPaymentOutputDescriptor_clone_ptr(LDKStaticPaymentOutputDescriptor *NONNULL_PTR arg) {
+static inline uintptr_t StaticPaymentOutputDescriptor_clone_ptr(LDKStaticPaymentOutputDescriptor *NONNULL_PTR arg) {
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_clone_ptr"))) TS_StaticPaymentOutputDescriptor_clone_ptr(uint32_t arg) {
        LDKStaticPaymentOutputDescriptor arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = StaticPaymentOutputDescriptor_clone_ptr(&arg_conv);
+       uint32_t ret_val = StaticPaymentOutputDescriptor_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_clone"))) TS_StaticPaymentOutputDescriptor_clone(uint32_t orig) {
        LDKStaticPaymentOutputDescriptor orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_write"))) TS_StaticPaymentOutputDescriptor_write(uint32_t obj) {
        LDKStaticPaymentOutputDescriptor obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = StaticPaymentOutputDescriptor_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_StaticPaymentOutputDescriptor_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_StaticPaymentOutputDescriptor_read"))) TS_StaticPaymentOutputDescriptor_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = StaticPaymentOutputDescriptor_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_SpendableOutputDescriptor_free"))) TS_SpendableOutputDescriptor_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSpendableOutputDescriptor this_ptr_conv = *(LDKSpendableOutputDescriptor*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        SpendableOutputDescriptor_free(this_ptr_conv);
 }
 
-static inline uint64_t SpendableOutputDescriptor_clone_ptr(LDKSpendableOutputDescriptor *NONNULL_PTR arg) {
+static inline uintptr_t SpendableOutputDescriptor_clone_ptr(LDKSpendableOutputDescriptor *NONNULL_PTR arg) {
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_clone_ptr"))) TS_SpendableOutputDescriptor_clone_ptr(uint32_t arg) {
        LDKSpendableOutputDescriptor* arg_conv = (LDKSpendableOutputDescriptor*)arg;
-       int64_t ret_val = SpendableOutputDescriptor_clone_ptr(arg_conv);
+       uint32_t ret_val = SpendableOutputDescriptor_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_clone"))) TS_SpendableOutputDescriptor_clone(uint32_t orig) {
        LDKSpendableOutputDescriptor* orig_conv = (LDKSpendableOutputDescriptor*)orig;
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_static_output(uint32_t outpoint, uint32_t output) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_static_output"))) TS_SpendableOutputDescriptor_static_output(uint32_t outpoint, uint32_t output) {
        LDKOutPoint outpoint_conv;
        outpoint_conv.inner = (void*)(outpoint & (~1));
        outpoint_conv.is_owned = (outpoint & 1) || (outpoint == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_conv);
        outpoint_conv = OutPoint_clone(&outpoint_conv);
-       void* output_ptr = (void*)(((uint64_t)output) & ~1);
+       void* output_ptr = (void*)(((uintptr_t)output) & ~1);
        CHECK_ACCESS(output_ptr);
        LDKTxOut output_conv = *(LDKTxOut*)(output_ptr);
-       output_conv = TxOut_clone((LDKTxOut*)(((uint64_t)output) & ~1));
+       output_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output) & ~1));
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_static_output(outpoint_conv, output_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_delayed_payment_output(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_delayed_payment_output"))) TS_SpendableOutputDescriptor_delayed_payment_output(uint32_t a) {
        LDKDelayedPaymentOutputDescriptor a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -20271,11 +22974,11 @@ uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_de
        a_conv = DelayedPaymentOutputDescriptor_clone(&a_conv);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_delayed_payment_output(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_static_payment_output(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_static_payment_output"))) TS_SpendableOutputDescriptor_static_payment_output(uint32_t a) {
        LDKStaticPaymentOutputDescriptor a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -20283,78 +22986,94 @@ uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_st
        a_conv = StaticPaymentOutputDescriptor_clone(&a_conv);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_static_payment_output(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_SpendableOutputDescriptor_write"))) TS_SpendableOutputDescriptor_write(uint32_t obj) {
        LDKSpendableOutputDescriptor* obj_conv = (LDKSpendableOutputDescriptor*)obj;
        LDKCVec_u8Z ret_var = SpendableOutputDescriptor_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SpendableOutputDescriptor_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_SpendableOutputDescriptor_read"))) TS_SpendableOutputDescriptor_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = SpendableOutputDescriptor_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_BaseSign_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_BaseSign_free"))) TS_BaseSign_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBaseSign this_ptr_conv = *(LDKBaseSign*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        BaseSign_free(this_ptr_conv);
 }
 
-static inline uint64_t Sign_clone_ptr(LDKSign *NONNULL_PTR arg) {
+static inline uintptr_t Sign_clone_ptr(LDKSign *NONNULL_PTR arg) {
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = Sign_clone(arg);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
-int64_t  __attribute__((visibility("default"))) TS_Sign_clone_ptr(uint32_t arg) {
-       void* arg_ptr = (void*)(((uint64_t)arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Sign_clone_ptr"))) TS_Sign_clone_ptr(uint32_t arg) {
+       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
        if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
        LDKSign* arg_conv = (LDKSign*)arg_ptr;
-       int64_t ret_val = Sign_clone_ptr(arg_conv);
+       uint32_t ret_val = Sign_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Sign_clone(uint32_t orig) {
-       void* orig_ptr = (void*)(((uint64_t)orig) & ~1);
+uint32_t  __attribute__((export_name("TS_Sign_clone"))) TS_Sign_clone(uint32_t orig) {
+       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
        if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
        LDKSign* orig_conv = (LDKSign*)orig_ptr;
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = Sign_clone(orig_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_Sign_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Sign_free"))) TS_Sign_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSign this_ptr_conv = *(LDKSign*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Sign_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_KeysInterface_free(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_Recipient_clone"))) TS_Recipient_clone(uint32_t orig) {
+       LDKRecipient* orig_conv = (LDKRecipient*)(orig & ~1);
+       uint32_t ret_conv = LDKRecipient_to_js(Recipient_clone(orig_conv));
+       return ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_Recipient_node"))) TS_Recipient_node() {
+       uint32_t ret_conv = LDKRecipient_to_js(Recipient_node());
+       return ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_Recipient_phantom_node"))) TS_Recipient_phantom_node() {
+       uint32_t ret_conv = LDKRecipient_to_js(Recipient_phantom_node());
+       return ret_conv;
+}
+
+void  __attribute__((export_name("TS_KeysInterface_free"))) TS_KeysInterface_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKKeysInterface this_ptr_conv = *(LDKKeysInterface*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        KeysInterface_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InMemorySigner_free"))) TS_InMemorySigner_free(uint32_t this_obj) {
        LDKInMemorySigner this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20362,222 +23081,225 @@ void  __attribute__((visibility("default"))) TS_InMemorySigner_free(uint32_t thi
        InMemorySigner_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_funding_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_funding_key"))) TS_InMemorySigner_get_funding_key(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_funding_key(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_funding_key(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_funding_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_funding_key"))) TS_InMemorySigner_set_funding_key(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSecretKey val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.bytes, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.bytes, val->elems, 32); FREE(val);
        InMemorySigner_set_funding_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_revocation_base_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_revocation_base_key"))) TS_InMemorySigner_get_revocation_base_key(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_revocation_base_key(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_revocation_base_key(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_revocation_base_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_revocation_base_key"))) TS_InMemorySigner_set_revocation_base_key(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSecretKey val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.bytes, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.bytes, val->elems, 32); FREE(val);
        InMemorySigner_set_revocation_base_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_payment_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_payment_key"))) TS_InMemorySigner_get_payment_key(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_payment_key(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_payment_key(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_payment_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_payment_key"))) TS_InMemorySigner_set_payment_key(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSecretKey val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.bytes, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.bytes, val->elems, 32); FREE(val);
        InMemorySigner_set_payment_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_delayed_payment_base_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_delayed_payment_base_key"))) TS_InMemorySigner_get_delayed_payment_base_key(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_delayed_payment_base_key(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_delayed_payment_base_key(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_delayed_payment_base_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_delayed_payment_base_key"))) TS_InMemorySigner_set_delayed_payment_base_key(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSecretKey val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.bytes, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.bytes, val->elems, 32); FREE(val);
        InMemorySigner_set_delayed_payment_base_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_htlc_base_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_htlc_base_key"))) TS_InMemorySigner_get_htlc_base_key(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_htlc_base_key(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_htlc_base_key(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_htlc_base_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_htlc_base_key"))) TS_InMemorySigner_set_htlc_base_key(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSecretKey val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.bytes, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.bytes, val->elems, 32); FREE(val);
        InMemorySigner_set_htlc_base_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_get_commitment_seed(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_get_commitment_seed"))) TS_InMemorySigner_get_commitment_seed(uint32_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *InMemorySigner_get_commitment_seed(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *InMemorySigner_get_commitment_seed(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InMemorySigner_set_commitment_seed(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InMemorySigner_set_commitment_seed"))) TS_InMemorySigner_set_commitment_seed(uint32_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        InMemorySigner_set_commitment_seed(&this_ptr_conv, val_ref);
 }
 
-static inline uint64_t InMemorySigner_clone_ptr(LDKInMemorySigner *NONNULL_PTR arg) {
+static inline uintptr_t InMemorySigner_clone_ptr(LDKInMemorySigner *NONNULL_PTR arg) {
        LDKInMemorySigner ret_var = InMemorySigner_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_InMemorySigner_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_clone_ptr"))) TS_InMemorySigner_clone_ptr(uint32_t arg) {
        LDKInMemorySigner arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = InMemorySigner_clone_ptr(&arg_conv);
+       uint32_t ret_val = InMemorySigner_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_clone"))) TS_InMemorySigner_clone(uint32_t orig) {
        LDKInMemorySigner orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInMemorySigner ret_var = InMemorySigner_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_new(int8_tArray funding_key, int8_tArray revocation_base_key, int8_tArray payment_key, int8_tArray delayed_payment_base_key, int8_tArray htlc_base_key, int8_tArray commitment_seed, int64_t channel_value_satoshis, int8_tArray channel_keys_id) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_new"))) TS_InMemorySigner_new(int8_tArray node_secret, int8_tArray funding_key, int8_tArray revocation_base_key, int8_tArray payment_key, int8_tArray delayed_payment_base_key, int8_tArray htlc_base_key, int8_tArray commitment_seed, int64_t channel_value_satoshis, int8_tArray channel_keys_id) {
+       LDKSecretKey node_secret_ref;
+       CHECK(node_secret->arr_len == 32);
+       memcpy(node_secret_ref.bytes, node_secret->elems, 32); FREE(node_secret);
        LDKSecretKey funding_key_ref;
-       CHECK(*((uint32_t*)funding_key) == 32);
-       memcpy(funding_key_ref.bytes, (uint8_t*)(funding_key + 4), 32);
+       CHECK(funding_key->arr_len == 32);
+       memcpy(funding_key_ref.bytes, funding_key->elems, 32); FREE(funding_key);
        LDKSecretKey revocation_base_key_ref;
-       CHECK(*((uint32_t*)revocation_base_key) == 32);
-       memcpy(revocation_base_key_ref.bytes, (uint8_t*)(revocation_base_key + 4), 32);
+       CHECK(revocation_base_key->arr_len == 32);
+       memcpy(revocation_base_key_ref.bytes, revocation_base_key->elems, 32); FREE(revocation_base_key);
        LDKSecretKey payment_key_ref;
-       CHECK(*((uint32_t*)payment_key) == 32);
-       memcpy(payment_key_ref.bytes, (uint8_t*)(payment_key + 4), 32);
+       CHECK(payment_key->arr_len == 32);
+       memcpy(payment_key_ref.bytes, payment_key->elems, 32); FREE(payment_key);
        LDKSecretKey delayed_payment_base_key_ref;
-       CHECK(*((uint32_t*)delayed_payment_base_key) == 32);
-       memcpy(delayed_payment_base_key_ref.bytes, (uint8_t*)(delayed_payment_base_key + 4), 32);
+       CHECK(delayed_payment_base_key->arr_len == 32);
+       memcpy(delayed_payment_base_key_ref.bytes, delayed_payment_base_key->elems, 32); FREE(delayed_payment_base_key);
        LDKSecretKey htlc_base_key_ref;
-       CHECK(*((uint32_t*)htlc_base_key) == 32);
-       memcpy(htlc_base_key_ref.bytes, (uint8_t*)(htlc_base_key + 4), 32);
+       CHECK(htlc_base_key->arr_len == 32);
+       memcpy(htlc_base_key_ref.bytes, htlc_base_key->elems, 32); FREE(htlc_base_key);
        LDKThirtyTwoBytes commitment_seed_ref;
-       CHECK(*((uint32_t*)commitment_seed) == 32);
-       memcpy(commitment_seed_ref.data, (uint8_t*)(commitment_seed + 4), 32);
+       CHECK(commitment_seed->arr_len == 32);
+       memcpy(commitment_seed_ref.data, commitment_seed->elems, 32); FREE(commitment_seed);
        LDKThirtyTwoBytes channel_keys_id_ref;
-       CHECK(*((uint32_t*)channel_keys_id) == 32);
-       memcpy(channel_keys_id_ref.data, (uint8_t*)(channel_keys_id + 4), 32);
-       LDKInMemorySigner ret_var = InMemorySigner_new(funding_key_ref, revocation_base_key_ref, payment_key_ref, delayed_payment_base_key_ref, htlc_base_key_ref, commitment_seed_ref, channel_value_satoshis, channel_keys_id_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK(channel_keys_id->arr_len == 32);
+       memcpy(channel_keys_id_ref.data, channel_keys_id->elems, 32); FREE(channel_keys_id);
+       LDKInMemorySigner ret_var = InMemorySigner_new(node_secret_ref, funding_key_ref, revocation_base_key_ref, payment_key_ref, delayed_payment_base_key_ref, htlc_base_key_ref, commitment_seed_ref, channel_value_satoshis, channel_keys_id_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_counterparty_pubkeys(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_counterparty_pubkeys"))) TS_InMemorySigner_counterparty_pubkeys(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelPublicKeys ret_var = InMemorySigner_counterparty_pubkeys(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int16_t  __attribute__((visibility("default"))) TS_InMemorySigner_counterparty_selected_contest_delay(uint32_t this_arg) {
+int16_t  __attribute__((export_name("TS_InMemorySigner_counterparty_selected_contest_delay"))) TS_InMemorySigner_counterparty_selected_contest_delay(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -20586,7 +23308,7 @@ int16_t  __attribute__((visibility("default"))) TS_InMemorySigner_counterparty_s
        return ret_val;
 }
 
-int16_t  __attribute__((visibility("default"))) TS_InMemorySigner_holder_selected_contest_delay(uint32_t this_arg) {
+int16_t  __attribute__((export_name("TS_InMemorySigner_holder_selected_contest_delay"))) TS_InMemorySigner_holder_selected_contest_delay(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -20595,7 +23317,7 @@ int16_t  __attribute__((visibility("default"))) TS_InMemorySigner_holder_selecte
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InMemorySigner_is_outbound(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_InMemorySigner_is_outbound"))) TS_InMemorySigner_is_outbound(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -20604,41 +23326,41 @@ jboolean  __attribute__((visibility("default"))) TS_InMemorySigner_is_outbound(u
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_funding_outpoint(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_funding_outpoint"))) TS_InMemorySigner_funding_outpoint(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKOutPoint ret_var = InMemorySigner_funding_outpoint(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_get_channel_parameters(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_get_channel_parameters"))) TS_InMemorySigner_get_channel_parameters(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelTransactionParameters ret_var = InMemorySigner_get_channel_parameters(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InMemorySigner_opt_anchors(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_InMemorySigner_opt_anchors"))) TS_InMemorySigner_opt_anchors(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -20647,15 +23369,15 @@ jboolean  __attribute__((visibility("default"))) TS_InMemorySigner_opt_anchors(u
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_sign_counterparty_payment_input(uint32_t this_arg, int8_tArray spend_tx, int64_t input_idx, uint32_t descriptor) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_sign_counterparty_payment_input"))) TS_InMemorySigner_sign_counterparty_payment_input(uint32_t this_arg, int8_tArray spend_tx, uint32_t input_idx, uint32_t descriptor) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTransaction spend_tx_ref;
-       spend_tx_ref.datalen = *((uint32_t*)spend_tx);
+       spend_tx_ref.datalen = spend_tx->arr_len;
        spend_tx_ref.data = MALLOC(spend_tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(spend_tx_ref.data, (uint8_t*)(spend_tx + 4), spend_tx_ref.datalen);
+       memcpy(spend_tx_ref.data, spend_tx->elems, spend_tx_ref.datalen); FREE(spend_tx);
        spend_tx_ref.data_is_owned = true;
        LDKStaticPaymentOutputDescriptor descriptor_conv;
        descriptor_conv.inner = (void*)(descriptor & (~1));
@@ -20663,18 +23385,18 @@ uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_sign_counterp
        CHECK_INNER_FIELD_ACCESS_OR_NULL(descriptor_conv);
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = InMemorySigner_sign_counterparty_payment_input(&this_arg_conv, spend_tx_ref, input_idx, &descriptor_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_sign_dynamic_p2wsh_input(uint32_t this_arg, int8_tArray spend_tx, int64_t input_idx, uint32_t descriptor) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_sign_dynamic_p2wsh_input"))) TS_InMemorySigner_sign_dynamic_p2wsh_input(uint32_t this_arg, int8_tArray spend_tx, uint32_t input_idx, uint32_t descriptor) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTransaction spend_tx_ref;
-       spend_tx_ref.datalen = *((uint32_t*)spend_tx);
+       spend_tx_ref.datalen = spend_tx->arr_len;
        spend_tx_ref.data = MALLOC(spend_tx_ref.datalen, "LDKTransaction Bytes");
-       memcpy(spend_tx_ref.data, (uint8_t*)(spend_tx + 4), spend_tx_ref.datalen);
+       memcpy(spend_tx_ref.data, spend_tx->elems, spend_tx_ref.datalen); FREE(spend_tx);
        spend_tx_ref.data_is_owned = true;
        LDKDelayedPaymentOutputDescriptor descriptor_conv;
        descriptor_conv.inner = (void*)(descriptor & (~1));
@@ -20682,51 +23404,54 @@ uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_sign_dynamic_
        CHECK_INNER_FIELD_ACCESS_OR_NULL(descriptor_conv);
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = InMemorySigner_sign_dynamic_p2wsh_input(&this_arg_conv, spend_tx_ref, input_idx, &descriptor_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_as_BaseSign(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_as_BaseSign"))) TS_InMemorySigner_as_BaseSign(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKBaseSign* ret_ret = MALLOC(sizeof(LDKBaseSign), "LDKBaseSign");
        *ret_ret = InMemorySigner_as_BaseSign(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_as_Sign(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_as_Sign"))) TS_InMemorySigner_as_Sign(uint32_t this_arg) {
        LDKInMemorySigner this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = InMemorySigner_as_Sign(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InMemorySigner_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_InMemorySigner_write"))) TS_InMemorySigner_write(uint32_t obj) {
        LDKInMemorySigner obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = InMemorySigner_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InMemorySigner_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_InMemorySigner_read"))) TS_InMemorySigner_read(int8_tArray ser, int8_tArray arg) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKSecretKey arg_ref;
+       CHECK(arg->arr_len == 32);
+       memcpy(arg_ref.bytes, arg->elems, 32); FREE(arg);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
-       *ret_conv = InMemorySigner_read(ser_ref);
-       return (uint64_t)ret_conv;
+       *ret_conv = InMemorySigner_read(ser_ref, arg_ref);
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_KeysManager_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_KeysManager_free"))) TS_KeysManager_free(uint32_t this_obj) {
        LDKKeysManager this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20734,99 +23459,203 @@ void  __attribute__((visibility("default"))) TS_KeysManager_free(uint32_t this_o
        KeysManager_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysManager_new(int8_tArray seed, int64_t starting_time_secs, int32_t starting_time_nanos) {
+uint32_t  __attribute__((export_name("TS_KeysManager_new"))) TS_KeysManager_new(int8_tArray seed, int64_t starting_time_secs, int32_t starting_time_nanos) {
        unsigned char seed_arr[32];
-       CHECK(*((uint32_t*)seed) == 32);
-       memcpy(seed_arr, (uint8_t*)(seed + 4), 32);
+       CHECK(seed->arr_len == 32);
+       memcpy(seed_arr, seed->elems, 32); FREE(seed);
        unsigned char (*seed_ref)[32] = &seed_arr;
        LDKKeysManager ret_var = KeysManager_new(seed_ref, starting_time_secs, starting_time_nanos);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysManager_derive_channel_keys(uint32_t this_arg, int64_t channel_value_satoshis, int8_tArray params) {
+uint32_t  __attribute__((export_name("TS_KeysManager_derive_channel_keys"))) TS_KeysManager_derive_channel_keys(uint32_t this_arg, int64_t channel_value_satoshis, int8_tArray params) {
        LDKKeysManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char params_arr[32];
-       CHECK(*((uint32_t*)params) == 32);
-       memcpy(params_arr, (uint8_t*)(params + 4), 32);
+       CHECK(params->arr_len == 32);
+       memcpy(params_arr, params->elems, 32); FREE(params);
        unsigned char (*params_ref)[32] = &params_arr;
        LDKInMemorySigner ret_var = KeysManager_derive_channel_keys(&this_arg_conv, channel_value_satoshis, params_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysManager_spend_spendable_outputs(uint32_t this_arg, uint32_tArray descriptors, uint32_tArray outputs, int8_tArray change_destination_script, int32_t feerate_sat_per_1000_weight) {
+uint32_t  __attribute__((export_name("TS_KeysManager_spend_spendable_outputs"))) TS_KeysManager_spend_spendable_outputs(uint32_t this_arg, uint32_tArray descriptors, uint32_tArray outputs, int8_tArray change_destination_script, int32_t feerate_sat_per_1000_weight) {
        LDKKeysManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_SpendableOutputDescriptorZ descriptors_constr;
-       descriptors_constr.datalen = *((uint32_t*)descriptors);
+       descriptors_constr.datalen = descriptors->arr_len;
        if (descriptors_constr.datalen > 0)
                descriptors_constr.data = MALLOC(descriptors_constr.datalen * sizeof(LDKSpendableOutputDescriptor), "LDKCVec_SpendableOutputDescriptorZ Elements");
        else
                descriptors_constr.data = NULL;
-       uint32_t* descriptors_vals = (uint32_t*)(descriptors + 4);
+       uint32_t* descriptors_vals = descriptors->elems /* XXX descriptors leaks */;
        for (size_t b = 0; b < descriptors_constr.datalen; b++) {
                uint32_t descriptors_conv_27 = descriptors_vals[b];
-               void* descriptors_conv_27_ptr = (void*)(((uint64_t)descriptors_conv_27) & ~1);
+               void* descriptors_conv_27_ptr = (void*)(((uintptr_t)descriptors_conv_27) & ~1);
                CHECK_ACCESS(descriptors_conv_27_ptr);
                LDKSpendableOutputDescriptor descriptors_conv_27_conv = *(LDKSpendableOutputDescriptor*)(descriptors_conv_27_ptr);
-               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uint64_t)descriptors_conv_27) & ~1));
+               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)descriptors_conv_27) & ~1));
                descriptors_constr.data[b] = descriptors_conv_27_conv;
        }
        LDKCVec_TxOutZ outputs_constr;
-       outputs_constr.datalen = *((uint32_t*)outputs);
+       outputs_constr.datalen = outputs->arr_len;
        if (outputs_constr.datalen > 0)
                outputs_constr.data = MALLOC(outputs_constr.datalen * sizeof(LDKTxOut), "LDKCVec_TxOutZ Elements");
        else
                outputs_constr.data = NULL;
-       uint32_t* outputs_vals = (uint32_t*)(outputs + 4);
+       uint32_t* outputs_vals = outputs->elems /* XXX outputs leaks */;
        for (size_t h = 0; h < outputs_constr.datalen; h++) {
                uint32_t outputs_conv_7 = outputs_vals[h];
-               void* outputs_conv_7_ptr = (void*)(((uint64_t)outputs_conv_7) & ~1);
+               void* outputs_conv_7_ptr = (void*)(((uintptr_t)outputs_conv_7) & ~1);
                CHECK_ACCESS(outputs_conv_7_ptr);
                LDKTxOut outputs_conv_7_conv = *(LDKTxOut*)(outputs_conv_7_ptr);
-               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)(((uint64_t)outputs_conv_7) & ~1));
+               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)outputs_conv_7) & ~1));
                outputs_constr.data[h] = outputs_conv_7_conv;
        }
        LDKCVec_u8Z change_destination_script_ref;
-       change_destination_script_ref.datalen = *((uint32_t*)change_destination_script);
+       change_destination_script_ref.datalen = change_destination_script->arr_len;
        change_destination_script_ref.data = MALLOC(change_destination_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(change_destination_script_ref.data, (uint8_t*)(change_destination_script + 4), change_destination_script_ref.datalen);
+       memcpy(change_destination_script_ref.data, change_destination_script->elems, change_destination_script_ref.datalen); FREE(change_destination_script);
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = KeysManager_spend_spendable_outputs(&this_arg_conv, descriptors_constr, outputs_constr, change_destination_script_ref, feerate_sat_per_1000_weight);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_KeysManager_as_KeysInterface(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_KeysManager_as_KeysInterface"))) TS_KeysManager_as_KeysInterface(uint32_t this_arg) {
        LDKKeysManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKKeysInterface* ret_ret = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
        *ret_ret = KeysManager_as_KeysInterface(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
+}
+
+void  __attribute__((export_name("TS_PhantomKeysManager_free"))) TS_PhantomKeysManager_free(uint32_t this_obj) {
+       LDKPhantomKeysManager this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       PhantomKeysManager_free(this_obj_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomKeysManager_as_KeysInterface"))) TS_PhantomKeysManager_as_KeysInterface(uint32_t this_arg) {
+       LDKPhantomKeysManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKKeysInterface* ret_ret = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
+       *ret_ret = PhantomKeysManager_as_KeysInterface(&this_arg_conv);
+       return (uint32_t)ret_ret;
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomKeysManager_new"))) TS_PhantomKeysManager_new(int8_tArray seed, int64_t starting_time_secs, int32_t starting_time_nanos, int8_tArray cross_node_seed) {
+       unsigned char seed_arr[32];
+       CHECK(seed->arr_len == 32);
+       memcpy(seed_arr, seed->elems, 32); FREE(seed);
+       unsigned char (*seed_ref)[32] = &seed_arr;
+       unsigned char cross_node_seed_arr[32];
+       CHECK(cross_node_seed->arr_len == 32);
+       memcpy(cross_node_seed_arr, cross_node_seed->elems, 32); FREE(cross_node_seed);
+       unsigned char (*cross_node_seed_ref)[32] = &cross_node_seed_arr;
+       LDKPhantomKeysManager ret_var = PhantomKeysManager_new(seed_ref, starting_time_secs, starting_time_nanos, cross_node_seed_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomKeysManager_spend_spendable_outputs"))) TS_PhantomKeysManager_spend_spendable_outputs(uint32_t this_arg, uint32_tArray descriptors, uint32_tArray outputs, int8_tArray change_destination_script, int32_t feerate_sat_per_1000_weight) {
+       LDKPhantomKeysManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKCVec_SpendableOutputDescriptorZ descriptors_constr;
+       descriptors_constr.datalen = descriptors->arr_len;
+       if (descriptors_constr.datalen > 0)
+               descriptors_constr.data = MALLOC(descriptors_constr.datalen * sizeof(LDKSpendableOutputDescriptor), "LDKCVec_SpendableOutputDescriptorZ Elements");
+       else
+               descriptors_constr.data = NULL;
+       uint32_t* descriptors_vals = descriptors->elems /* XXX descriptors leaks */;
+       for (size_t b = 0; b < descriptors_constr.datalen; b++) {
+               uint32_t descriptors_conv_27 = descriptors_vals[b];
+               void* descriptors_conv_27_ptr = (void*)(((uintptr_t)descriptors_conv_27) & ~1);
+               CHECK_ACCESS(descriptors_conv_27_ptr);
+               LDKSpendableOutputDescriptor descriptors_conv_27_conv = *(LDKSpendableOutputDescriptor*)(descriptors_conv_27_ptr);
+               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)descriptors_conv_27) & ~1));
+               descriptors_constr.data[b] = descriptors_conv_27_conv;
+       }
+       LDKCVec_TxOutZ outputs_constr;
+       outputs_constr.datalen = outputs->arr_len;
+       if (outputs_constr.datalen > 0)
+               outputs_constr.data = MALLOC(outputs_constr.datalen * sizeof(LDKTxOut), "LDKCVec_TxOutZ Elements");
+       else
+               outputs_constr.data = NULL;
+       uint32_t* outputs_vals = outputs->elems /* XXX outputs leaks */;
+       for (size_t h = 0; h < outputs_constr.datalen; h++) {
+               uint32_t outputs_conv_7 = outputs_vals[h];
+               void* outputs_conv_7_ptr = (void*)(((uintptr_t)outputs_conv_7) & ~1);
+               CHECK_ACCESS(outputs_conv_7_ptr);
+               LDKTxOut outputs_conv_7_conv = *(LDKTxOut*)(outputs_conv_7_ptr);
+               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)outputs_conv_7) & ~1));
+               outputs_constr.data[h] = outputs_conv_7_conv;
+       }
+       LDKCVec_u8Z change_destination_script_ref;
+       change_destination_script_ref.datalen = change_destination_script->arr_len;
+       change_destination_script_ref.data = MALLOC(change_destination_script_ref.datalen, "LDKCVec_u8Z Bytes");
+       memcpy(change_destination_script_ref.data, change_destination_script->elems, change_destination_script_ref.datalen); FREE(change_destination_script);
+       LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
+       *ret_conv = PhantomKeysManager_spend_spendable_outputs(&this_arg_conv, descriptors_constr, outputs_constr, change_destination_script_ref, feerate_sat_per_1000_weight);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomKeysManager_derive_channel_keys"))) TS_PhantomKeysManager_derive_channel_keys(uint32_t this_arg, int64_t channel_value_satoshis, int8_tArray params) {
+       LDKPhantomKeysManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       unsigned char params_arr[32];
+       CHECK(params->arr_len == 32);
+       memcpy(params_arr, params->elems, 32); FREE(params);
+       unsigned char (*params_ref)[32] = &params_arr;
+       LDKInMemorySigner ret_var = PhantomKeysManager_derive_channel_keys(&this_arg_conv, channel_value_satoshis, params_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelManager_free"))) TS_ChannelManager_free(uint32_t this_obj) {
        LDKChannelManager this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20834,7 +23663,7 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_free(uint32_t thi
        ChannelManager_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChainParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChainParameters_free"))) TS_ChainParameters_free(uint32_t this_obj) {
        LDKChainParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20842,7 +23671,7 @@ void  __attribute__((visibility("default"))) TS_ChainParameters_free(uint32_t th
        ChainParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_get_network(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChainParameters_get_network"))) TS_ChainParameters_get_network(uint32_t this_ptr) {
        LDKChainParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20851,7 +23680,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_get_network(
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChainParameters_set_network(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChainParameters_set_network"))) TS_ChainParameters_set_network(uint32_t this_ptr, uint32_t val) {
        LDKChainParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20860,24 +23689,24 @@ void  __attribute__((visibility("default"))) TS_ChainParameters_set_network(uint
        ChainParameters_set_network(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_get_best_block(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChainParameters_get_best_block"))) TS_ChainParameters_get_best_block(uint32_t this_ptr) {
        LDKChainParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKBestBlock ret_var = ChainParameters_get_best_block(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChainParameters_set_best_block(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChainParameters_set_best_block"))) TS_ChainParameters_set_best_block(uint32_t this_ptr, uint32_t val) {
        LDKChainParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20890,7 +23719,7 @@ void  __attribute__((visibility("default"))) TS_ChainParameters_set_best_block(u
        ChainParameters_set_best_block(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_new(uint32_t network_arg, uint32_t best_block_arg) {
+uint32_t  __attribute__((export_name("TS_ChainParameters_new"))) TS_ChainParameters_new(uint32_t network_arg, uint32_t best_block_arg) {
        LDKNetwork network_arg_conv = LDKNetwork_from_js(network_arg);
        LDKBestBlock best_block_arg_conv;
        best_block_arg_conv.inner = (void*)(best_block_arg & (~1));
@@ -20898,56 +23727,56 @@ uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_new(uint32_t
        CHECK_INNER_FIELD_ACCESS_OR_NULL(best_block_arg_conv);
        best_block_arg_conv = BestBlock_clone(&best_block_arg_conv);
        LDKChainParameters ret_var = ChainParameters_new(network_arg_conv, best_block_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChainParameters_clone_ptr(LDKChainParameters *NONNULL_PTR arg) {
+static inline uintptr_t ChainParameters_clone_ptr(LDKChainParameters *NONNULL_PTR arg) {
        LDKChainParameters ret_var = ChainParameters_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChainParameters_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChainParameters_clone_ptr"))) TS_ChainParameters_clone_ptr(uint32_t arg) {
        LDKChainParameters arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChainParameters_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChainParameters_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChainParameters_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChainParameters_clone"))) TS_ChainParameters_clone(uint32_t orig) {
        LDKChainParameters orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChainParameters ret_var = ChainParameters_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_CounterpartyForwardingInfo_free"))) TS_CounterpartyForwardingInfo_free(uint32_t this_obj) {
        LDKCounterpartyForwardingInfo this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -20955,7 +23784,7 @@ void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_free(
        CounterpartyForwardingInfo_free(this_obj_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_get_fee_base_msat(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_get_fee_base_msat"))) TS_CounterpartyForwardingInfo_get_fee_base_msat(uint32_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20964,7 +23793,7 @@ int32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_ge
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_fee_base_msat(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_CounterpartyForwardingInfo_set_fee_base_msat"))) TS_CounterpartyForwardingInfo_set_fee_base_msat(uint32_t this_ptr, int32_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20972,7 +23801,7 @@ void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_f
        CounterpartyForwardingInfo_set_fee_base_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_get_fee_proportional_millionths(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_get_fee_proportional_millionths"))) TS_CounterpartyForwardingInfo_get_fee_proportional_millionths(uint32_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20981,7 +23810,7 @@ int32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_ge
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_CounterpartyForwardingInfo_set_fee_proportional_millionths"))) TS_CounterpartyForwardingInfo_set_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20989,7 +23818,7 @@ void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_f
        CounterpartyForwardingInfo_set_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_get_cltv_expiry_delta(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_get_cltv_expiry_delta"))) TS_CounterpartyForwardingInfo_get_cltv_expiry_delta(uint32_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -20998,7 +23827,7 @@ int16_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_ge
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_CounterpartyForwardingInfo_set_cltv_expiry_delta"))) TS_CounterpartyForwardingInfo_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21006,58 +23835,58 @@ void  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_set_c
        CounterpartyForwardingInfo_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_new(int32_t fee_base_msat_arg, int32_t fee_proportional_millionths_arg, int16_t cltv_expiry_delta_arg) {
+uint32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_new"))) TS_CounterpartyForwardingInfo_new(int32_t fee_base_msat_arg, int32_t fee_proportional_millionths_arg, int16_t cltv_expiry_delta_arg) {
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_new(fee_base_msat_arg, fee_proportional_millionths_arg, cltv_expiry_delta_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t CounterpartyForwardingInfo_clone_ptr(LDKCounterpartyForwardingInfo *NONNULL_PTR arg) {
+static inline uintptr_t CounterpartyForwardingInfo_clone_ptr(LDKCounterpartyForwardingInfo *NONNULL_PTR arg) {
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_clone_ptr"))) TS_CounterpartyForwardingInfo_clone_ptr(uint32_t arg) {
        LDKCounterpartyForwardingInfo arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = CounterpartyForwardingInfo_clone_ptr(&arg_conv);
+       uint32_t ret_val = CounterpartyForwardingInfo_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyForwardingInfo_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_clone"))) TS_CounterpartyForwardingInfo_clone(uint32_t orig) {
        LDKCounterpartyForwardingInfo orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelCounterparty_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelCounterparty_free"))) TS_ChannelCounterparty_free(uint32_t this_obj) {
        LDKChannelCounterparty this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -21065,45 +23894,45 @@ void  __attribute__((visibility("default"))) TS_ChannelCounterparty_free(uint32_
        ChannelCounterparty_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_node_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelCounterparty_get_node_id"))) TS_ChannelCounterparty_get_node_id(uint32_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelCounterparty_get_node_id(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelCounterparty_get_node_id(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_node_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelCounterparty_set_node_id"))) TS_ChannelCounterparty_set_node_id(uint32_t this_ptr, int8_tArray val) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelCounterparty_set_node_id(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_get_features"))) TS_ChannelCounterparty_get_features(uint32_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKInitFeatures ret_var = ChannelCounterparty_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelCounterparty_set_features"))) TS_ChannelCounterparty_set_features(uint32_t this_ptr, uint32_t val) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21116,7 +23945,7 @@ void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_features
        ChannelCounterparty_set_features(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_unspendable_punishment_reserve(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelCounterparty_get_unspendable_punishment_reserve"))) TS_ChannelCounterparty_get_unspendable_punishment_reserve(uint32_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21125,7 +23954,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_unspe
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_unspendable_punishment_reserve(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelCounterparty_set_unspendable_punishment_reserve"))) TS_ChannelCounterparty_set_unspendable_punishment_reserve(uint32_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21133,18 +23962,18 @@ void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_unspenda
        ChannelCounterparty_set_unspendable_punishment_reserve(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_forwarding_info(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_get_forwarding_info"))) TS_ChannelCounterparty_get_forwarding_info(uint32_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCounterpartyForwardingInfo ret_var = ChannelCounterparty_get_forwarding_info(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -21152,7 +23981,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_get_forw
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_forwarding_info(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelCounterparty_set_forwarding_info"))) TS_ChannelCounterparty_set_forwarding_info(uint32_t this_ptr, uint32_t val) {
        LDKChannelCounterparty this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21165,10 +23994,10 @@ void  __attribute__((visibility("default"))) TS_ChannelCounterparty_set_forwardi
        ChannelCounterparty_set_forwarding_info(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_new(int8_tArray node_id_arg, uint32_t features_arg, int64_t unspendable_punishment_reserve_arg, uint32_t forwarding_info_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_new"))) TS_ChannelCounterparty_new(int8_tArray node_id_arg, uint32_t features_arg, int64_t unspendable_punishment_reserve_arg, uint32_t forwarding_info_arg) {
        LDKPublicKey node_id_arg_ref;
-       CHECK(*((uint32_t*)node_id_arg) == 33);
-       memcpy(node_id_arg_ref.compressed_form, (uint8_t*)(node_id_arg + 4), 33);
+       CHECK(node_id_arg->arr_len == 33);
+       memcpy(node_id_arg_ref.compressed_form, node_id_arg->elems, 33); FREE(node_id_arg);
        LDKInitFeatures features_arg_conv;
        features_arg_conv.inner = (void*)(features_arg & (~1));
        features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
@@ -21180,56 +24009,56 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_new(int8
        CHECK_INNER_FIELD_ACCESS_OR_NULL(forwarding_info_arg_conv);
        forwarding_info_arg_conv = CounterpartyForwardingInfo_clone(&forwarding_info_arg_conv);
        LDKChannelCounterparty ret_var = ChannelCounterparty_new(node_id_arg_ref, features_arg_conv, unspendable_punishment_reserve_arg, forwarding_info_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelCounterparty_clone_ptr(LDKChannelCounterparty *NONNULL_PTR arg) {
+static inline uintptr_t ChannelCounterparty_clone_ptr(LDKChannelCounterparty *NONNULL_PTR arg) {
        LDKChannelCounterparty ret_var = ChannelCounterparty_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_clone_ptr"))) TS_ChannelCounterparty_clone_ptr(uint32_t arg) {
        LDKChannelCounterparty arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelCounterparty_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelCounterparty_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelCounterparty_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_clone"))) TS_ChannelCounterparty_clone(uint32_t orig) {
        LDKChannelCounterparty orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelCounterparty ret_var = ChannelCounterparty_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelDetails_free"))) TS_ChannelDetails_free(uint32_t this_obj) {
        LDKChannelDetails this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -21237,45 +24066,45 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_free(uint32_t thi
        ChannelDetails_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelDetails_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelDetails_get_channel_id"))) TS_ChannelDetails_get_channel_id(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ChannelDetails_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ChannelDetails_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_channel_id"))) TS_ChannelDetails_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ChannelDetails_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_counterparty(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_counterparty"))) TS_ChannelDetails_get_counterparty(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelCounterparty ret_var = ChannelDetails_get_counterparty(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_counterparty(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_counterparty"))) TS_ChannelDetails_set_counterparty(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21288,18 +24117,18 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_counterparty(
        ChannelDetails_set_counterparty(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_funding_txo(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_funding_txo"))) TS_ChannelDetails_get_funding_txo(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKOutPoint ret_var = ChannelDetails_get_funding_txo(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -21307,7 +24136,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_funding_t
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_funding_txo(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_funding_txo"))) TS_ChannelDetails_set_funding_txo(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21320,30 +24149,30 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_funding_txo(u
        ChannelDetails_set_funding_txo(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_short_channel_id(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_short_channel_id"))) TS_ChannelDetails_get_short_channel_id(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_short_channel_id(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_short_channel_id(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_short_channel_id"))) TS_ChannelDetails_set_short_channel_id(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
        ChannelDetails_set_short_channel_id(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_channel_value_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelDetails_get_channel_value_satoshis"))) TS_ChannelDetails_get_channel_value_satoshis(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21352,7 +24181,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_channel_va
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_channel_value_satoshis"))) TS_ChannelDetails_set_channel_value_satoshis(uint32_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21360,30 +24189,30 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_channel_value
        ChannelDetails_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_unspendable_punishment_reserve(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_unspendable_punishment_reserve"))) TS_ChannelDetails_get_unspendable_punishment_reserve(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_unspendable_punishment_reserve(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_unspendable_punishment_reserve(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_unspendable_punishment_reserve"))) TS_ChannelDetails_set_unspendable_punishment_reserve(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
        ChannelDetails_set_unspendable_punishment_reserve(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_user_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelDetails_get_user_channel_id"))) TS_ChannelDetails_get_user_channel_id(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21392,7 +24221,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_user_chann
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_user_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_user_channel_id"))) TS_ChannelDetails_set_user_channel_id(uint32_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21400,7 +24229,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_user_channel_
        ChannelDetails_set_user_channel_id(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_balance_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelDetails_get_balance_msat"))) TS_ChannelDetails_get_balance_msat(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21409,7 +24238,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_balance_ms
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_balance_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_balance_msat"))) TS_ChannelDetails_set_balance_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21417,7 +24246,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_balance_msat(
        ChannelDetails_set_balance_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_outbound_capacity_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelDetails_get_outbound_capacity_msat"))) TS_ChannelDetails_get_outbound_capacity_msat(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21426,7 +24255,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_outbound_c
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_outbound_capacity_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_outbound_capacity_msat"))) TS_ChannelDetails_set_outbound_capacity_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21434,7 +24263,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_outbound_capa
        ChannelDetails_set_outbound_capacity_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_inbound_capacity_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelDetails_get_inbound_capacity_msat"))) TS_ChannelDetails_get_inbound_capacity_msat(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21443,7 +24272,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_inbound_ca
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_inbound_capacity_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_inbound_capacity_msat"))) TS_ChannelDetails_set_inbound_capacity_msat(uint32_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21451,53 +24280,53 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_inbound_capac
        ChannelDetails_set_inbound_capacity_msat(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_confirmations_required(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_confirmations_required"))) TS_ChannelDetails_get_confirmations_required(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = ChannelDetails_get_confirmations_required(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_confirmations_required(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_confirmations_required"))) TS_ChannelDetails_set_confirmations_required(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u32Z val_conv = *(LDKCOption_u32Z*)(val_ptr);
-       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)val) & ~1));
        ChannelDetails_set_confirmations_required(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_get_force_close_spend_delay(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_get_force_close_spend_delay"))) TS_ChannelDetails_get_force_close_spend_delay(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = ChannelDetails_get_force_close_spend_delay(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_force_close_spend_delay(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_force_close_spend_delay"))) TS_ChannelDetails_set_force_close_spend_delay(uint32_t this_ptr, uint32_t val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u16Z val_conv = *(LDKCOption_u16Z*)(val_ptr);
-       val_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uintptr_t)val) & ~1));
        ChannelDetails_set_force_close_spend_delay(&this_ptr_conv, val_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_outbound(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelDetails_get_is_outbound"))) TS_ChannelDetails_get_is_outbound(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21506,7 +24335,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_outbou
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_outbound(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_is_outbound"))) TS_ChannelDetails_set_is_outbound(uint32_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21514,7 +24343,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_outbound(u
        ChannelDetails_set_is_outbound(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_funding_locked(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelDetails_get_is_funding_locked"))) TS_ChannelDetails_get_is_funding_locked(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21523,7 +24352,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_fundin
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_funding_locked(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_is_funding_locked"))) TS_ChannelDetails_set_is_funding_locked(uint32_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21531,7 +24360,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_funding_lo
        ChannelDetails_set_is_funding_locked(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_usable(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelDetails_get_is_usable"))) TS_ChannelDetails_get_is_usable(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21540,7 +24369,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_usable
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_usable(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_is_usable"))) TS_ChannelDetails_set_is_usable(uint32_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21548,7 +24377,7 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_usable(uin
        ChannelDetails_set_is_usable(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_public(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelDetails_get_is_public"))) TS_ChannelDetails_get_is_public(uint32_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21557,7 +24386,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelDetails_get_is_public
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_public(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelDetails_set_is_public"))) TS_ChannelDetails_set_is_public(uint32_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -21565,10 +24394,10 @@ void  __attribute__((visibility("default"))) TS_ChannelDetails_set_is_public(uin
        ChannelDetails_set_is_public(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_new(int8_tArray channel_id_arg, uint32_t counterparty_arg, uint32_t funding_txo_arg, uint32_t short_channel_id_arg, int64_t channel_value_satoshis_arg, uint32_t unspendable_punishment_reserve_arg, int64_t user_channel_id_arg, int64_t balance_msat_arg, int64_t outbound_capacity_msat_arg, int64_t inbound_capacity_msat_arg, uint32_t confirmations_required_arg, uint32_t force_close_spend_delay_arg, jboolean is_outbound_arg, jboolean is_funding_locked_arg, jboolean is_usable_arg, jboolean is_public_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_new"))) TS_ChannelDetails_new(int8_tArray channel_id_arg, uint32_t counterparty_arg, uint32_t funding_txo_arg, uint32_t short_channel_id_arg, int64_t channel_value_satoshis_arg, uint32_t unspendable_punishment_reserve_arg, int64_t user_channel_id_arg, int64_t balance_msat_arg, int64_t outbound_capacity_msat_arg, int64_t inbound_capacity_msat_arg, uint32_t confirmations_required_arg, uint32_t force_close_spend_delay_arg, jboolean is_outbound_arg, jboolean is_funding_locked_arg, jboolean is_usable_arg, jboolean is_public_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKChannelCounterparty counterparty_arg_conv;
        counterparty_arg_conv.inner = (void*)(counterparty_arg & (~1));
        counterparty_arg_conv.is_owned = (counterparty_arg & 1) || (counterparty_arg == 0);
@@ -21579,166 +24408,166 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_new(int8_tArr
        funding_txo_arg_conv.is_owned = (funding_txo_arg & 1) || (funding_txo_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_arg_conv);
        funding_txo_arg_conv = OutPoint_clone(&funding_txo_arg_conv);
-       void* short_channel_id_arg_ptr = (void*)(((uint64_t)short_channel_id_arg) & ~1);
+       void* short_channel_id_arg_ptr = (void*)(((uintptr_t)short_channel_id_arg) & ~1);
        CHECK_ACCESS(short_channel_id_arg_ptr);
        LDKCOption_u64Z short_channel_id_arg_conv = *(LDKCOption_u64Z*)(short_channel_id_arg_ptr);
-       short_channel_id_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)short_channel_id_arg) & ~1));
-       void* unspendable_punishment_reserve_arg_ptr = (void*)(((uint64_t)unspendable_punishment_reserve_arg) & ~1);
+       short_channel_id_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id_arg) & ~1));
+       void* unspendable_punishment_reserve_arg_ptr = (void*)(((uintptr_t)unspendable_punishment_reserve_arg) & ~1);
        CHECK_ACCESS(unspendable_punishment_reserve_arg_ptr);
        LDKCOption_u64Z unspendable_punishment_reserve_arg_conv = *(LDKCOption_u64Z*)(unspendable_punishment_reserve_arg_ptr);
-       void* confirmations_required_arg_ptr = (void*)(((uint64_t)confirmations_required_arg) & ~1);
+       void* confirmations_required_arg_ptr = (void*)(((uintptr_t)confirmations_required_arg) & ~1);
        CHECK_ACCESS(confirmations_required_arg_ptr);
        LDKCOption_u32Z confirmations_required_arg_conv = *(LDKCOption_u32Z*)(confirmations_required_arg_ptr);
-       confirmations_required_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uint64_t)confirmations_required_arg) & ~1));
-       void* force_close_spend_delay_arg_ptr = (void*)(((uint64_t)force_close_spend_delay_arg) & ~1);
+       confirmations_required_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)confirmations_required_arg) & ~1));
+       void* force_close_spend_delay_arg_ptr = (void*)(((uintptr_t)force_close_spend_delay_arg) & ~1);
        CHECK_ACCESS(force_close_spend_delay_arg_ptr);
        LDKCOption_u16Z force_close_spend_delay_arg_conv = *(LDKCOption_u16Z*)(force_close_spend_delay_arg_ptr);
-       force_close_spend_delay_arg_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uint64_t)force_close_spend_delay_arg) & ~1));
+       force_close_spend_delay_arg_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uintptr_t)force_close_spend_delay_arg) & ~1));
        LDKChannelDetails ret_var = ChannelDetails_new(channel_id_arg_ref, counterparty_arg_conv, funding_txo_arg_conv, short_channel_id_arg_conv, channel_value_satoshis_arg, unspendable_punishment_reserve_arg_conv, user_channel_id_arg, balance_msat_arg, outbound_capacity_msat_arg, inbound_capacity_msat_arg, confirmations_required_arg_conv, force_close_spend_delay_arg_conv, is_outbound_arg, is_funding_locked_arg, is_usable_arg, is_public_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelDetails_clone_ptr(LDKChannelDetails *NONNULL_PTR arg) {
+static inline uintptr_t ChannelDetails_clone_ptr(LDKChannelDetails *NONNULL_PTR arg) {
        LDKChannelDetails ret_var = ChannelDetails_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelDetails_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_clone_ptr"))) TS_ChannelDetails_clone_ptr(uint32_t arg) {
        LDKChannelDetails arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelDetails_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelDetails_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelDetails_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelDetails_clone"))) TS_ChannelDetails_clone(uint32_t orig) {
        LDKChannelDetails orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelDetails ret_var = ChannelDetails_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_PaymentSendFailure_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_PaymentSendFailure_free"))) TS_PaymentSendFailure_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentSendFailure this_ptr_conv = *(LDKPaymentSendFailure*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        PaymentSendFailure_free(this_ptr_conv);
 }
 
-static inline uint64_t PaymentSendFailure_clone_ptr(LDKPaymentSendFailure *NONNULL_PTR arg) {
+static inline uintptr_t PaymentSendFailure_clone_ptr(LDKPaymentSendFailure *NONNULL_PTR arg) {
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_clone_ptr"))) TS_PaymentSendFailure_clone_ptr(uint32_t arg) {
        LDKPaymentSendFailure* arg_conv = (LDKPaymentSendFailure*)arg;
-       int64_t ret_val = PaymentSendFailure_clone_ptr(arg_conv);
+       uint32_t ret_val = PaymentSendFailure_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_clone"))) TS_PaymentSendFailure_clone(uint32_t orig) {
        LDKPaymentSendFailure* orig_conv = (LDKPaymentSendFailure*)orig;
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_parameter_error(uint32_t a) {
-       void* a_ptr = (void*)(((uint64_t)a) & ~1);
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_parameter_error"))) TS_PaymentSendFailure_parameter_error(uint32_t a) {
+       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
        CHECK_ACCESS(a_ptr);
        LDKAPIError a_conv = *(LDKAPIError*)(a_ptr);
-       a_conv = APIError_clone((LDKAPIError*)(((uint64_t)a) & ~1));
+       a_conv = APIError_clone((LDKAPIError*)(((uintptr_t)a) & ~1));
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_parameter_error(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_path_parameter_error(uint32_tArray a) {
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_path_parameter_error"))) TS_PaymentSendFailure_path_parameter_error(uint32_tArray a) {
        LDKCVec_CResult_NoneAPIErrorZZ a_constr;
-       a_constr.datalen = *((uint32_t*)a);
+       a_constr.datalen = a->arr_len;
        if (a_constr.datalen > 0)
                a_constr.data = MALLOC(a_constr.datalen * sizeof(LDKCResult_NoneAPIErrorZ), "LDKCVec_CResult_NoneAPIErrorZZ Elements");
        else
                a_constr.data = NULL;
-       uint32_t* a_vals = (uint32_t*)(a + 4);
+       uint32_t* a_vals = a->elems /* XXX a leaks */;
        for (size_t w = 0; w < a_constr.datalen; w++) {
                uint32_t a_conv_22 = a_vals[w];
-               void* a_conv_22_ptr = (void*)(((uint64_t)a_conv_22) & ~1);
+               void* a_conv_22_ptr = (void*)(((uintptr_t)a_conv_22) & ~1);
                CHECK_ACCESS(a_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ a_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(a_conv_22_ptr);
-               a_conv_22_conv = CResult_NoneAPIErrorZ_clone((LDKCResult_NoneAPIErrorZ*)(((uint64_t)a_conv_22) & ~1));
+               a_conv_22_conv = CResult_NoneAPIErrorZ_clone((LDKCResult_NoneAPIErrorZ*)(((uintptr_t)a_conv_22) & ~1));
                a_constr.data[w] = a_conv_22_conv;
        }
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_path_parameter_error(a_constr);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_all_failed_retry_safe(uint32_tArray a) {
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_all_failed_retry_safe"))) TS_PaymentSendFailure_all_failed_retry_safe(uint32_tArray a) {
        LDKCVec_APIErrorZ a_constr;
-       a_constr.datalen = *((uint32_t*)a);
+       a_constr.datalen = a->arr_len;
        if (a_constr.datalen > 0)
                a_constr.data = MALLOC(a_constr.datalen * sizeof(LDKAPIError), "LDKCVec_APIErrorZ Elements");
        else
                a_constr.data = NULL;
-       uint32_t* a_vals = (uint32_t*)(a + 4);
+       uint32_t* a_vals = a->elems /* XXX a leaks */;
        for (size_t k = 0; k < a_constr.datalen; k++) {
                uint32_t a_conv_10 = a_vals[k];
-               void* a_conv_10_ptr = (void*)(((uint64_t)a_conv_10) & ~1);
+               void* a_conv_10_ptr = (void*)(((uintptr_t)a_conv_10) & ~1);
                CHECK_ACCESS(a_conv_10_ptr);
                LDKAPIError a_conv_10_conv = *(LDKAPIError*)(a_conv_10_ptr);
-               a_conv_10_conv = APIError_clone((LDKAPIError*)(((uint64_t)a_conv_10) & ~1));
+               a_conv_10_conv = APIError_clone((LDKAPIError*)(((uintptr_t)a_conv_10) & ~1));
                a_constr.data[k] = a_conv_10_conv;
        }
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_all_failed_retry_safe(a_constr);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_partial_failure(uint32_tArray results, uint32_t failed_paths_retry, int8_tArray payment_id) {
+uint32_t  __attribute__((export_name("TS_PaymentSendFailure_partial_failure"))) TS_PaymentSendFailure_partial_failure(uint32_tArray results, uint32_t failed_paths_retry, int8_tArray payment_id) {
        LDKCVec_CResult_NoneAPIErrorZZ results_constr;
-       results_constr.datalen = *((uint32_t*)results);
+       results_constr.datalen = results->arr_len;
        if (results_constr.datalen > 0)
                results_constr.data = MALLOC(results_constr.datalen * sizeof(LDKCResult_NoneAPIErrorZ), "LDKCVec_CResult_NoneAPIErrorZZ Elements");
        else
                results_constr.data = NULL;
-       uint32_t* results_vals = (uint32_t*)(results + 4);
+       uint32_t* results_vals = results->elems /* XXX results leaks */;
        for (size_t w = 0; w < results_constr.datalen; w++) {
                uint32_t results_conv_22 = results_vals[w];
-               void* results_conv_22_ptr = (void*)(((uint64_t)results_conv_22) & ~1);
+               void* results_conv_22_ptr = (void*)(((uintptr_t)results_conv_22) & ~1);
                CHECK_ACCESS(results_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ results_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(results_conv_22_ptr);
                results_constr.data[w] = results_conv_22_conv;
@@ -21749,28 +24578,194 @@ uint32_t  __attribute__((visibility("default"))) TS_PaymentSendFailure_partial_f
        CHECK_INNER_FIELD_ACCESS_OR_NULL(failed_paths_retry_conv);
        failed_paths_retry_conv = RouteParameters_clone(&failed_paths_retry_conv);
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_partial_failure(results_constr, failed_paths_retry_conv, payment_id_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_PhantomRouteHints_free"))) TS_PhantomRouteHints_free(uint32_t this_obj) {
+       LDKPhantomRouteHints this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       PhantomRouteHints_free(this_obj_conv);
+}
+
+uint32_tArray  __attribute__((export_name("TS_PhantomRouteHints_get_channels"))) TS_PhantomRouteHints_get_channels(uint32_t this_ptr) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKCVec_ChannelDetailsZ ret_var = PhantomRouteHints_get_channels(&this_ptr_conv);
+       uint32_tArray ret_arr = NULL;
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
+       for (size_t q = 0; q < ret_var.datalen; q++) {
+               LDKChannelDetails ret_conv_16_var = ret_var.data[q];
+               uint32_t ret_conv_16_ref = 0;
+               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
+               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
+               if (ret_conv_16_var.is_owned) {
+                       ret_conv_16_ref |= 1;
+               }
+               ret_arr_ptr[q] = ret_conv_16_ref;
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+void  __attribute__((export_name("TS_PhantomRouteHints_set_channels"))) TS_PhantomRouteHints_set_channels(uint32_t this_ptr, uint32_tArray val) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKCVec_ChannelDetailsZ val_constr;
+       val_constr.datalen = val->arr_len;
+       if (val_constr.datalen > 0)
+               val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
+       else
+               val_constr.data = NULL;
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
+       for (size_t q = 0; q < val_constr.datalen; q++) {
+               uint32_t val_conv_16 = val_vals[q];
+               LDKChannelDetails val_conv_16_conv;
+               val_conv_16_conv.inner = (void*)(val_conv_16 & (~1));
+               val_conv_16_conv.is_owned = (val_conv_16 & 1) || (val_conv_16 == 0);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_16_conv);
+               val_conv_16_conv = ChannelDetails_clone(&val_conv_16_conv);
+               val_constr.data[q] = val_conv_16_conv;
+       }
+       PhantomRouteHints_set_channels(&this_ptr_conv, val_constr);
+}
+
+int64_t  __attribute__((export_name("TS_PhantomRouteHints_get_phantom_scid"))) TS_PhantomRouteHints_get_phantom_scid(uint32_t this_ptr) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int64_t ret_val = PhantomRouteHints_get_phantom_scid(&this_ptr_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_PhantomRouteHints_set_phantom_scid"))) TS_PhantomRouteHints_set_phantom_scid(uint32_t this_ptr, int64_t val) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       PhantomRouteHints_set_phantom_scid(&this_ptr_conv, val);
+}
+
+int8_tArray  __attribute__((export_name("TS_PhantomRouteHints_get_real_node_pubkey"))) TS_PhantomRouteHints_get_real_node_pubkey(uint32_t this_ptr) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, PhantomRouteHints_get_real_node_pubkey(&this_ptr_conv).compressed_form, 33);
+       return ret_arr;
+}
+
+void  __attribute__((export_name("TS_PhantomRouteHints_set_real_node_pubkey"))) TS_PhantomRouteHints_set_real_node_pubkey(uint32_t this_ptr, int8_tArray val) {
+       LDKPhantomRouteHints this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKPublicKey val_ref;
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
+       PhantomRouteHints_set_real_node_pubkey(&this_ptr_conv, val_ref);
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomRouteHints_new"))) TS_PhantomRouteHints_new(uint32_tArray channels_arg, int64_t phantom_scid_arg, int8_tArray real_node_pubkey_arg) {
+       LDKCVec_ChannelDetailsZ channels_arg_constr;
+       channels_arg_constr.datalen = channels_arg->arr_len;
+       if (channels_arg_constr.datalen > 0)
+               channels_arg_constr.data = MALLOC(channels_arg_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
+       else
+               channels_arg_constr.data = NULL;
+       uint32_t* channels_arg_vals = channels_arg->elems /* XXX channels_arg leaks */;
+       for (size_t q = 0; q < channels_arg_constr.datalen; q++) {
+               uint32_t channels_arg_conv_16 = channels_arg_vals[q];
+               LDKChannelDetails channels_arg_conv_16_conv;
+               channels_arg_conv_16_conv.inner = (void*)(channels_arg_conv_16 & (~1));
+               channels_arg_conv_16_conv.is_owned = (channels_arg_conv_16 & 1) || (channels_arg_conv_16 == 0);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(channels_arg_conv_16_conv);
+               channels_arg_conv_16_conv = ChannelDetails_clone(&channels_arg_conv_16_conv);
+               channels_arg_constr.data[q] = channels_arg_conv_16_conv;
+       }
+       LDKPublicKey real_node_pubkey_arg_ref;
+       CHECK(real_node_pubkey_arg->arr_len == 33);
+       memcpy(real_node_pubkey_arg_ref.compressed_form, real_node_pubkey_arg->elems, 33); FREE(real_node_pubkey_arg);
+       LDKPhantomRouteHints ret_var = PhantomRouteHints_new(channels_arg_constr, phantom_scid_arg, real_node_pubkey_arg_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline uintptr_t PhantomRouteHints_clone_ptr(LDKPhantomRouteHints *NONNULL_PTR arg) {
+       LDKPhantomRouteHints ret_var = PhantomRouteHints_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_PhantomRouteHints_clone_ptr"))) TS_PhantomRouteHints_clone_ptr(uint32_t arg) {
+       LDKPhantomRouteHints arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = PhantomRouteHints_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomRouteHints_clone"))) TS_PhantomRouteHints_clone(uint32_t orig) {
+       LDKPhantomRouteHints orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKPhantomRouteHints ret_var = PhantomRouteHints_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_new(uint32_t fee_est, uint32_t chain_monitor, uint32_t tx_broadcaster, uint32_t logger, uint32_t keys_manager, uint32_t config, uint32_t params) {
-       void* fee_est_ptr = (void*)(((uint64_t)fee_est) & ~1);
+uint32_t  __attribute__((export_name("TS_ChannelManager_new"))) TS_ChannelManager_new(uint32_t fee_est, uint32_t chain_monitor, uint32_t tx_broadcaster, uint32_t logger, uint32_t keys_manager, uint32_t config, uint32_t params) {
+       void* fee_est_ptr = (void*)(((uintptr_t)fee_est) & ~1);
        CHECK_ACCESS(fee_est_ptr);
        LDKFeeEstimator fee_est_conv = *(LDKFeeEstimator*)(fee_est_ptr);
-       void* chain_monitor_ptr = (void*)(((uint64_t)chain_monitor) & ~1);
+       void* chain_monitor_ptr = (void*)(((uintptr_t)chain_monitor) & ~1);
        CHECK_ACCESS(chain_monitor_ptr);
        LDKWatch chain_monitor_conv = *(LDKWatch*)(chain_monitor_ptr);
-       void* tx_broadcaster_ptr = (void*)(((uint64_t)tx_broadcaster) & ~1);
+       void* tx_broadcaster_ptr = (void*)(((uintptr_t)tx_broadcaster) & ~1);
        CHECK_ACCESS(tx_broadcaster_ptr);
        LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)(tx_broadcaster_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       void* keys_manager_ptr = (void*)(((uint64_t)keys_manager) & ~1);
+       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        LDKUserConfig config_conv;
@@ -21784,42 +24779,42 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_new(uint32_t
        CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
        params_conv = ChainParameters_clone(&params_conv);
        LDKChannelManager ret_var = ChannelManager_new(fee_est_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, keys_manager_conv, config_conv, params_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_get_current_default_configuration(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_get_current_default_configuration"))) TS_ChannelManager_get_current_default_configuration(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKUserConfig ret_var = ChannelManager_get_current_default_configuration(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_channel(uint32_t this_arg, int8_tArray their_network_key, int64_t channel_value_satoshis, int64_t push_msat, int64_t user_channel_id, uint32_t override_config) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_create_channel"))) TS_ChannelManager_create_channel(uint32_t this_arg, int8_tArray their_network_key, int64_t channel_value_satoshis, int64_t push_msat, int64_t user_channel_id, uint32_t override_config) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey their_network_key_ref;
-       CHECK(*((uint32_t*)their_network_key) == 33);
-       memcpy(their_network_key_ref.compressed_form, (uint8_t*)(their_network_key + 4), 33);
+       CHECK(their_network_key->arr_len == 33);
+       memcpy(their_network_key_ref.compressed_form, their_network_key->elems, 33); FREE(their_network_key);
        LDKUserConfig override_config_conv;
        override_config_conv.inner = (void*)(override_config & (~1));
        override_config_conv.is_owned = (override_config & 1) || (override_config == 0);
@@ -21827,25 +24822,25 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_channe
        override_config_conv = UserConfig_clone(&override_config_conv);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = ChannelManager_create_channel(&this_arg_conv, their_network_key_ref, channel_value_satoshis, push_msat, user_channel_id, override_config_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelManager_list_channels(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelManager_list_channels"))) TS_ChannelManager_list_channels(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_ChannelDetailsZ ret_var = ChannelManager_list_channels(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
-               uint64_t ret_conv_16_ref = 0;
-               CHECK((((uint64_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_16_ref = 0;
+               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uint64_t)ret_conv_16_var.inner;
+               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
                if (ret_conv_16_var.is_owned) {
                        ret_conv_16_ref |= 1;
                }
@@ -21856,22 +24851,22 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChannelManager_list_cha
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_ChannelManager_list_usable_channels(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_ChannelManager_list_usable_channels"))) TS_ChannelManager_list_usable_channels(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_ChannelDetailsZ ret_var = ChannelManager_list_usable_channels(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
-               uint64_t ret_conv_16_ref = 0;
-               CHECK((((uint64_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_16_ref = 0;
+               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uint64_t)ret_conv_16_var.inner;
+               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
                if (ret_conv_16_var.is_owned) {
                        ret_conv_16_ref |= 1;
                }
@@ -21882,49 +24877,49 @@ uint32_tArray  __attribute__((visibility("default"))) TS_ChannelManager_list_usa
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_close_channel(uint32_t this_arg, int8_tArray channel_id) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_close_channel"))) TS_ChannelManager_close_channel(uint32_t this_arg, int8_tArray channel_id) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char channel_id_arr[32];
-       CHECK(*((uint32_t*)channel_id) == 32);
-       memcpy(channel_id_arr, (uint8_t*)(channel_id + 4), 32);
+       CHECK(channel_id->arr_len == 32);
+       memcpy(channel_id_arr, channel_id->elems, 32); FREE(channel_id);
        unsigned char (*channel_id_ref)[32] = &channel_id_arr;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_close_channel(&this_arg_conv, channel_id_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_close_channel_with_target_feerate(uint32_t this_arg, int8_tArray channel_id, int32_t target_feerate_sats_per_1000_weight) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_close_channel_with_target_feerate"))) TS_ChannelManager_close_channel_with_target_feerate(uint32_t this_arg, int8_tArray channel_id, int32_t target_feerate_sats_per_1000_weight) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char channel_id_arr[32];
-       CHECK(*((uint32_t*)channel_id) == 32);
-       memcpy(channel_id_arr, (uint8_t*)(channel_id + 4), 32);
+       CHECK(channel_id->arr_len == 32);
+       memcpy(channel_id_arr, channel_id->elems, 32); FREE(channel_id);
        unsigned char (*channel_id_ref)[32] = &channel_id_arr;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_close_channel_with_target_feerate(&this_arg_conv, channel_id_ref, target_feerate_sats_per_1000_weight);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_force_close_channel(uint32_t this_arg, int8_tArray channel_id) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_force_close_channel"))) TS_ChannelManager_force_close_channel(uint32_t this_arg, int8_tArray channel_id) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char channel_id_arr[32];
-       CHECK(*((uint32_t*)channel_id) == 32);
-       memcpy(channel_id_arr, (uint8_t*)(channel_id + 4), 32);
+       CHECK(channel_id->arr_len == 32);
+       memcpy(channel_id_arr, channel_id->elems, 32); FREE(channel_id);
        unsigned char (*channel_id_ref)[32] = &channel_id_arr;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_force_close_channel(&this_arg_conv, channel_id_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_force_close_all_channels(uint32_t this_arg) {
+void  __attribute__((export_name("TS_ChannelManager_force_close_all_channels"))) TS_ChannelManager_force_close_all_channels(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -21932,7 +24927,7 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_force_close_all_c
        ChannelManager_force_close_all_channels(&this_arg_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_send_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_send_payment"))) TS_ChannelManager_send_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -21942,17 +24937,17 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_send_payment(
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
        LDKThirtyTwoBytes payment_secret_ref;
-       CHECK(*((uint32_t*)payment_secret) == 32);
-       memcpy(payment_secret_ref.data, (uint8_t*)(payment_secret + 4), 32);
+       CHECK(payment_secret->arr_len == 32);
+       memcpy(payment_secret_ref.data, payment_secret->elems, 32); FREE(payment_secret);
        LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
        *ret_conv = ChannelManager_send_payment(&this_arg_conv, &route_conv, payment_hash_ref, payment_secret_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_retry_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_id) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_retry_payment"))) TS_ChannelManager_retry_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -21962,25 +24957,25 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_retry_payment
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = ChannelManager_retry_payment(&this_arg_conv, &route_conv, payment_id_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_abandon_payment(uint32_t this_arg, int8_tArray payment_id) {
+void  __attribute__((export_name("TS_ChannelManager_abandon_payment"))) TS_ChannelManager_abandon_payment(uint32_t this_arg, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKThirtyTwoBytes payment_id_ref;
-       CHECK(*((uint32_t*)payment_id) == 32);
-       memcpy(payment_id_ref.data, (uint8_t*)(payment_id + 4), 32);
+       CHECK(payment_id->arr_len == 32);
+       memcpy(payment_id_ref.data, payment_id->elems, 32); FREE(payment_id);
        ChannelManager_abandon_payment(&this_arg_conv, payment_id_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_send_spontaneous_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_preimage) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_send_spontaneous_payment"))) TS_ChannelManager_send_spontaneous_payment(uint32_t this_arg, uint32_t route, int8_tArray payment_preimage) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -21990,53 +24985,53 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_send_spontane
        route_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = ChannelManager_send_spontaneous_payment(&this_arg_conv, &route_conv, payment_preimage_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_funding_transaction_generated(uint32_t this_arg, int8_tArray temporary_channel_id, int8_tArray funding_transaction) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_funding_transaction_generated"))) TS_ChannelManager_funding_transaction_generated(uint32_t this_arg, int8_tArray temporary_channel_id, int8_tArray funding_transaction) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char temporary_channel_id_arr[32];
-       CHECK(*((uint32_t*)temporary_channel_id) == 32);
-       memcpy(temporary_channel_id_arr, (uint8_t*)(temporary_channel_id + 4), 32);
+       CHECK(temporary_channel_id->arr_len == 32);
+       memcpy(temporary_channel_id_arr, temporary_channel_id->elems, 32); FREE(temporary_channel_id);
        unsigned char (*temporary_channel_id_ref)[32] = &temporary_channel_id_arr;
        LDKTransaction funding_transaction_ref;
-       funding_transaction_ref.datalen = *((uint32_t*)funding_transaction);
+       funding_transaction_ref.datalen = funding_transaction->arr_len;
        funding_transaction_ref.data = MALLOC(funding_transaction_ref.datalen, "LDKTransaction Bytes");
-       memcpy(funding_transaction_ref.data, (uint8_t*)(funding_transaction + 4), funding_transaction_ref.datalen);
+       memcpy(funding_transaction_ref.data, funding_transaction->elems, funding_transaction_ref.datalen); FREE(funding_transaction);
        funding_transaction_ref.data_is_owned = true;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_funding_transaction_generated(&this_arg_conv, temporary_channel_id_ref, funding_transaction_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_broadcast_node_announcement(uint32_t this_arg, int8_tArray rgb, int8_tArray alias, uint32_tArray addresses) {
+void  __attribute__((export_name("TS_ChannelManager_broadcast_node_announcement"))) TS_ChannelManager_broadcast_node_announcement(uint32_t this_arg, int8_tArray rgb, int8_tArray alias, uint32_tArray addresses) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKThreeBytes rgb_ref;
-       CHECK(*((uint32_t*)rgb) == 3);
-       memcpy(rgb_ref.data, (uint8_t*)(rgb + 4), 3);
+       CHECK(rgb->arr_len == 3);
+       memcpy(rgb_ref.data, rgb->elems, 3); FREE(rgb);
        LDKThirtyTwoBytes alias_ref;
-       CHECK(*((uint32_t*)alias) == 32);
-       memcpy(alias_ref.data, (uint8_t*)(alias + 4), 32);
+       CHECK(alias->arr_len == 32);
+       memcpy(alias_ref.data, alias->elems, 32); FREE(alias);
        LDKCVec_NetAddressZ addresses_constr;
-       addresses_constr.datalen = *((uint32_t*)addresses);
+       addresses_constr.datalen = addresses->arr_len;
        if (addresses_constr.datalen > 0)
                addresses_constr.data = MALLOC(addresses_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                addresses_constr.data = NULL;
-       uint32_t* addresses_vals = (uint32_t*)(addresses + 4);
+       uint32_t* addresses_vals = addresses->elems /* XXX addresses leaks */;
        for (size_t m = 0; m < addresses_constr.datalen; m++) {
                uint32_t addresses_conv_12 = addresses_vals[m];
-               void* addresses_conv_12_ptr = (void*)(((uint64_t)addresses_conv_12) & ~1);
+               void* addresses_conv_12_ptr = (void*)(((uintptr_t)addresses_conv_12) & ~1);
                CHECK_ACCESS(addresses_conv_12_ptr);
                LDKNetAddress addresses_conv_12_conv = *(LDKNetAddress*)(addresses_conv_12_ptr);
                addresses_constr.data[m] = addresses_conv_12_conv;
@@ -22044,7 +25039,7 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_broadcast_node_an
        ChannelManager_broadcast_node_announcement(&this_arg_conv, rgb_ref, alias_ref, addresses_constr);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_process_pending_htlc_forwards(uint32_t this_arg) {
+void  __attribute__((export_name("TS_ChannelManager_process_pending_htlc_forwards"))) TS_ChannelManager_process_pending_htlc_forwards(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -22052,7 +25047,7 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_process_pending_h
        ChannelManager_process_pending_htlc_forwards(&this_arg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_timer_tick_occurred(uint32_t this_arg) {
+void  __attribute__((export_name("TS_ChannelManager_timer_tick_occurred"))) TS_ChannelManager_timer_tick_occurred(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -22060,169 +25055,200 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_timer_tick_occurr
        ChannelManager_timer_tick_occurred(&this_arg_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelManager_fail_htlc_backwards(uint32_t this_arg, int8_tArray payment_hash) {
+jboolean  __attribute__((export_name("TS_ChannelManager_fail_htlc_backwards"))) TS_ChannelManager_fail_htlc_backwards(uint32_t this_arg, int8_tArray payment_hash) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char payment_hash_arr[32];
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_arr, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_arr, payment_hash->elems, 32); FREE(payment_hash);
        unsigned char (*payment_hash_ref)[32] = &payment_hash_arr;
        jboolean ret_val = ChannelManager_fail_htlc_backwards(&this_arg_conv, payment_hash_ref);
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelManager_claim_funds(uint32_t this_arg, int8_tArray payment_preimage) {
+jboolean  __attribute__((export_name("TS_ChannelManager_claim_funds"))) TS_ChannelManager_claim_funds(uint32_t this_arg, int8_tArray payment_preimage) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        jboolean ret_val = ChannelManager_claim_funds(&this_arg_conv, payment_preimage_ref);
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelManager_get_our_node_id(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_ChannelManager_get_our_node_id"))) TS_ChannelManager_get_our_node_id(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelManager_get_our_node_id(&this_arg_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelManager_get_our_node_id(&this_arg_conv).compressed_form, 33);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_inbound_payment(uint32_t this_arg, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_accept_inbound_channel"))) TS_ChannelManager_accept_inbound_channel(uint32_t this_arg, int8_tArray temporary_channel_id) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       unsigned char temporary_channel_id_arr[32];
+       CHECK(temporary_channel_id->arr_len == 32);
+       memcpy(temporary_channel_id_arr, temporary_channel_id->elems, 32); FREE(temporary_channel_id);
+       unsigned char (*temporary_channel_id_ref)[32] = &temporary_channel_id_arr;
+       LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+       *ret_conv = ChannelManager_accept_inbound_channel(&this_arg_conv, temporary_channel_id_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelManager_create_inbound_payment"))) TS_ChannelManager_create_inbound_payment(uint32_t this_arg, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* min_value_msat_ptr = (void*)(((uint64_t)min_value_msat) & ~1);
+       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = ChannelManager_create_inbound_payment(&this_arg_conv, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_inbound_payment_legacy(uint32_t this_arg, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_create_inbound_payment_legacy"))) TS_ChannelManager_create_inbound_payment_legacy(uint32_t this_arg, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* min_value_msat_ptr = (void*)(((uint64_t)min_value_msat) & ~1);
+       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = ChannelManager_create_inbound_payment_legacy(&this_arg_conv, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_inbound_payment_for_hash(uint32_t this_arg, int8_tArray payment_hash, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_create_inbound_payment_for_hash"))) TS_ChannelManager_create_inbound_payment_for_hash(uint32_t this_arg, int8_tArray payment_hash, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       void* min_value_msat_ptr = (void*)(((uint64_t)min_value_msat) & ~1);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = ChannelManager_create_inbound_payment_for_hash(&this_arg_conv, payment_hash_ref, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_create_inbound_payment_for_hash_legacy(uint32_t this_arg, int8_tArray payment_hash, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_create_inbound_payment_for_hash_legacy"))) TS_ChannelManager_create_inbound_payment_for_hash_legacy(uint32_t this_arg, int8_tArray payment_hash, uint32_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       void* min_value_msat_ptr = (void*)(((uint64_t)min_value_msat) & ~1);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = ChannelManager_create_inbound_payment_for_hash_legacy(&this_arg_conv, payment_hash_ref, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelManager_get_payment_preimage"))) TS_ChannelManager_get_payment_preimage(uint32_t this_arg, int8_tArray payment_hash, int8_tArray payment_secret) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKThirtyTwoBytes payment_hash_ref;
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_ref.data, payment_hash->elems, 32); FREE(payment_hash);
+       LDKThirtyTwoBytes payment_secret_ref;
+       CHECK(payment_secret->arr_len == 32);
+       memcpy(payment_secret_ref.data, payment_secret->elems, 32); FREE(payment_secret);
+       LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
+       *ret_conv = ChannelManager_get_payment_preimage(&this_arg_conv, payment_hash_ref, payment_secret_ref);
+       return (uint32_t)ret_conv;
+}
+
+int64_t  __attribute__((export_name("TS_ChannelManager_get_phantom_scid"))) TS_ChannelManager_get_phantom_scid(uint32_t this_arg) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       int64_t ret_val = ChannelManager_get_phantom_scid(&this_arg_conv);
+       return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_get_payment_preimage(uint32_t this_arg, int8_tArray payment_hash, int8_tArray payment_secret) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_get_phantom_route_hints"))) TS_ChannelManager_get_phantom_route_hints(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKThirtyTwoBytes payment_hash_ref;
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_ref.data, (uint8_t*)(payment_hash + 4), 32);
-       LDKThirtyTwoBytes payment_secret_ref;
-       CHECK(*((uint32_t*)payment_secret) == 32);
-       memcpy(payment_secret_ref.data, (uint8_t*)(payment_secret + 4), 32);
-       LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
-       *ret_conv = ChannelManager_get_payment_preimage(&this_arg_conv, payment_hash_ref, payment_secret_ref);
-       return (uint64_t)ret_conv;
+       LDKPhantomRouteHints ret_var = ChannelManager_get_phantom_route_hints(&this_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_MessageSendEventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_MessageSendEventsProvider"))) TS_ChannelManager_as_MessageSendEventsProvider(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = ChannelManager_as_MessageSendEventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_EventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_EventsProvider"))) TS_ChannelManager_as_EventsProvider(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKEventsProvider* ret_ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *ret_ret = ChannelManager_as_EventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_Listen(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_Listen"))) TS_ChannelManager_as_Listen(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKListen* ret_ret = MALLOC(sizeof(LDKListen), "LDKListen");
        *ret_ret = ChannelManager_as_Listen(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_Confirm(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_Confirm"))) TS_ChannelManager_as_Confirm(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKConfirm* ret_ret = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *ret_ret = ChannelManager_as_Confirm(&this_arg_conv);
-       return (uint64_t)ret_ret;
-}
-
-jboolean  __attribute__((visibility("default"))) TS_ChannelManager_await_persistable_update_timeout(uint32_t this_arg, int64_t max_wait) {
-       LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       jboolean ret_val = ChannelManager_await_persistable_update_timeout(&this_arg_conv, max_wait);
-       return ret_val;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManager_await_persistable_update(uint32_t this_arg) {
+void  __attribute__((export_name("TS_ChannelManager_await_persistable_update"))) TS_ChannelManager_await_persistable_update(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -22230,46 +25256,130 @@ void  __attribute__((visibility("default"))) TS_ChannelManager_await_persistable
        ChannelManager_await_persistable_update(&this_arg_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_current_best_block(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_current_best_block"))) TS_ChannelManager_current_best_block(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKBestBlock ret_var = ChannelManager_current_best_block(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_ChannelMessageHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_ChannelMessageHandler"))) TS_ChannelManager_as_ChannelMessageHandler(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelMessageHandler* ret_ret = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *ret_ret = ChannelManager_as_ChannelMessageHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
+}
+
+int8_tArray  __attribute__((export_name("TS_CounterpartyForwardingInfo_write"))) TS_CounterpartyForwardingInfo_write(uint32_t obj) {
+       LDKCounterpartyForwardingInfo obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = CounterpartyForwardingInfo_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_CounterpartyForwardingInfo_read"))) TS_CounterpartyForwardingInfo_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
+       *ret_conv = CounterpartyForwardingInfo_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_ChannelCounterparty_write"))) TS_ChannelCounterparty_write(uint32_t obj) {
+       LDKChannelCounterparty obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = ChannelCounterparty_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelCounterparty_read"))) TS_ChannelCounterparty_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
+       *ret_conv = ChannelCounterparty_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_ChannelDetails_write"))) TS_ChannelDetails_write(uint32_t obj) {
+       LDKChannelDetails obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = ChannelDetails_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelDetails_read"))) TS_ChannelDetails_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
+       *ret_conv = ChannelDetails_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_PhantomRouteHints_write"))) TS_PhantomRouteHints_write(uint32_t obj) {
+       LDKPhantomRouteHints obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = PhantomRouteHints_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_PhantomRouteHints_read"))) TS_PhantomRouteHints_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
+       *ret_conv = PhantomRouteHints_read(ser_ref);
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelManager_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelManager_write"))) TS_ChannelManager_write(uint32_t obj) {
        LDKChannelManager obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelManager_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_free"))) TS_ChannelManagerReadArgs_free(uint32_t this_obj) {
        LDKChannelManagerReadArgs this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22277,129 +25387,129 @@ void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_free(uint
        ChannelManagerReadArgs_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_keys_manager(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_keys_manager"))) TS_ChannelManagerReadArgs_get_keys_manager(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)ChannelManagerReadArgs_get_keys_manager(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_keys_manager(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_keys_manager(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_keys_manager"))) TS_ChannelManagerReadArgs_set_keys_manager(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKKeysInterface val_conv = *(LDKKeysInterface*)(val_ptr);
        ChannelManagerReadArgs_set_keys_manager(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_fee_estimator(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_fee_estimator"))) TS_ChannelManagerReadArgs_get_fee_estimator(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)ChannelManagerReadArgs_get_fee_estimator(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_fee_estimator(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_fee_estimator(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_fee_estimator"))) TS_ChannelManagerReadArgs_set_fee_estimator(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKFeeEstimator val_conv = *(LDKFeeEstimator*)(val_ptr);
        ChannelManagerReadArgs_set_fee_estimator(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_chain_monitor(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_chain_monitor"))) TS_ChannelManagerReadArgs_get_chain_monitor(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)ChannelManagerReadArgs_get_chain_monitor(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_chain_monitor(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_chain_monitor(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_chain_monitor"))) TS_ChannelManagerReadArgs_set_chain_monitor(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKWatch val_conv = *(LDKWatch*)(val_ptr);
        ChannelManagerReadArgs_set_chain_monitor(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_tx_broadcaster(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_tx_broadcaster"))) TS_ChannelManagerReadArgs_get_tx_broadcaster(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)ChannelManagerReadArgs_get_tx_broadcaster(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_tx_broadcaster(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_tx_broadcaster(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_tx_broadcaster"))) TS_ChannelManagerReadArgs_set_tx_broadcaster(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKBroadcasterInterface val_conv = *(LDKBroadcasterInterface*)(val_ptr);
        ChannelManagerReadArgs_set_tx_broadcaster(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_logger(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_logger"))) TS_ChannelManagerReadArgs_get_logger(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)ChannelManagerReadArgs_get_logger(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_logger(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_logger(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_logger"))) TS_ChannelManagerReadArgs_set_logger(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKLogger val_conv = *(LDKLogger*)(val_ptr);
        ChannelManagerReadArgs_set_logger(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_get_default_config(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_get_default_config"))) TS_ChannelManagerReadArgs_get_default_config(uint32_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKUserConfig ret_var = ChannelManagerReadArgs_get_default_config(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_default_config(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelManagerReadArgs_set_default_config"))) TS_ChannelManagerReadArgs_set_default_config(uint32_t this_ptr, uint32_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22412,20 +25522,20 @@ void  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_set_defau
        ChannelManagerReadArgs_set_default_config(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_new(uint32_t keys_manager, uint32_t fee_estimator, uint32_t chain_monitor, uint32_t tx_broadcaster, uint32_t logger, uint32_t default_config, uint32_tArray channel_monitors) {
-       void* keys_manager_ptr = (void*)(((uint64_t)keys_manager) & ~1);
+uint32_t  __attribute__((export_name("TS_ChannelManagerReadArgs_new"))) TS_ChannelManagerReadArgs_new(uint32_t keys_manager, uint32_t fee_estimator, uint32_t chain_monitor, uint32_t tx_broadcaster, uint32_t logger, uint32_t default_config, uint32_tArray channel_monitors) {
+       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
-       void* fee_estimator_ptr = (void*)(((uint64_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
-       void* chain_monitor_ptr = (void*)(((uint64_t)chain_monitor) & ~1);
+       void* chain_monitor_ptr = (void*)(((uintptr_t)chain_monitor) & ~1);
        CHECK_ACCESS(chain_monitor_ptr);
        LDKWatch chain_monitor_conv = *(LDKWatch*)(chain_monitor_ptr);
-       void* tx_broadcaster_ptr = (void*)(((uint64_t)tx_broadcaster) & ~1);
+       void* tx_broadcaster_ptr = (void*)(((uintptr_t)tx_broadcaster) & ~1);
        CHECK_ACCESS(tx_broadcaster_ptr);
        LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)(tx_broadcaster_ptr);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKUserConfig default_config_conv;
@@ -22434,12 +25544,12 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_new(u
        CHECK_INNER_FIELD_ACCESS_OR_NULL(default_config_conv);
        default_config_conv = UserConfig_clone(&default_config_conv);
        LDKCVec_ChannelMonitorZ channel_monitors_constr;
-       channel_monitors_constr.datalen = *((uint32_t*)channel_monitors);
+       channel_monitors_constr.datalen = channel_monitors->arr_len;
        if (channel_monitors_constr.datalen > 0)
                channel_monitors_constr.data = MALLOC(channel_monitors_constr.datalen * sizeof(LDKChannelMonitor), "LDKCVec_ChannelMonitorZ Elements");
        else
                channel_monitors_constr.data = NULL;
-       uint32_t* channel_monitors_vals = (uint32_t*)(channel_monitors + 4);
+       uint32_t* channel_monitors_vals = channel_monitors->elems /* XXX channel_monitors leaks */;
        for (size_t q = 0; q < channel_monitors_constr.datalen; q++) {
                uint32_t channel_monitors_conv_16 = channel_monitors_vals[q];
                LDKChannelMonitor channel_monitors_conv_16_conv;
@@ -22449,32 +25559,32 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelManagerReadArgs_new(u
                channel_monitors_constr.data[q] = channel_monitors_conv_16_conv;
        }
        LDKChannelManagerReadArgs ret_var = ChannelManagerReadArgs_new(keys_manager_conv, fee_estimator_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, default_config_conv, channel_monitors_constr);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_C2Tuple_BlockHashChannelManagerZ_read(int8_tArray ser, uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_C2Tuple_BlockHashChannelManagerZ_read"))) TS_C2Tuple_BlockHashChannelManagerZ_read(int8_tArray ser, uint32_t arg) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKChannelManagerReadArgs arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = (arg & 1) || (arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       // Warning: we need a move here but no clone is available for LDKChannelManagerReadArgs
+       // WARNING: we need a move here but no clone is available for LDKChannelManagerReadArgs
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = C2Tuple_BlockHashChannelManagerZ_read(ser_ref, arg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_DecodeError_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_DecodeError_free"))) TS_DecodeError_free(uint32_t this_obj) {
        LDKDecodeError this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22482,45 +25592,45 @@ void  __attribute__((visibility("default"))) TS_DecodeError_free(uint32_t this_o
        DecodeError_free(this_obj_conv);
 }
 
-static inline uint64_t DecodeError_clone_ptr(LDKDecodeError *NONNULL_PTR arg) {
+static inline uintptr_t DecodeError_clone_ptr(LDKDecodeError *NONNULL_PTR arg) {
        LDKDecodeError ret_var = DecodeError_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_DecodeError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_DecodeError_clone_ptr"))) TS_DecodeError_clone_ptr(uint32_t arg) {
        LDKDecodeError arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = DecodeError_clone_ptr(&arg_conv);
+       uint32_t ret_val = DecodeError_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DecodeError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_DecodeError_clone"))) TS_DecodeError_clone(uint32_t orig) {
        LDKDecodeError orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKDecodeError ret_var = DecodeError_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Init_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Init_free"))) TS_Init_free(uint32_t this_obj) {
        LDKInit this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22528,24 +25638,24 @@ void  __attribute__((visibility("default"))) TS_Init_free(uint32_t this_obj) {
        Init_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Init_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_Init_get_features"))) TS_Init_get_features(uint32_t this_ptr) {
        LDKInit this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKInitFeatures ret_var = Init_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Init_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_Init_set_features"))) TS_Init_set_features(uint32_t this_ptr, uint32_t val) {
        LDKInit this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22558,63 +25668,63 @@ void  __attribute__((visibility("default"))) TS_Init_set_features(uint32_t this_
        Init_set_features(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Init_new(uint32_t features_arg) {
+uint32_t  __attribute__((export_name("TS_Init_new"))) TS_Init_new(uint32_t features_arg) {
        LDKInitFeatures features_arg_conv;
        features_arg_conv.inner = (void*)(features_arg & (~1));
        features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = InitFeatures_clone(&features_arg_conv);
        LDKInit ret_var = Init_new(features_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Init_clone_ptr(LDKInit *NONNULL_PTR arg) {
+static inline uintptr_t Init_clone_ptr(LDKInit *NONNULL_PTR arg) {
        LDKInit ret_var = Init_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Init_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Init_clone_ptr"))) TS_Init_clone_ptr(uint32_t arg) {
        LDKInit arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Init_clone_ptr(&arg_conv);
+       uint32_t ret_val = Init_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Init_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Init_clone"))) TS_Init_clone(uint32_t orig) {
        LDKInit orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInit ret_var = Init_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ErrorMessage_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ErrorMessage_free"))) TS_ErrorMessage_free(uint32_t this_obj) {
        LDKErrorMessage this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22622,28 +25732,28 @@ void  __attribute__((visibility("default"))) TS_ErrorMessage_free(uint32_t this_
        ErrorMessage_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ErrorMessage_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ErrorMessage_get_channel_id"))) TS_ErrorMessage_get_channel_id(uint32_t this_ptr) {
        LDKErrorMessage this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ErrorMessage_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ErrorMessage_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ErrorMessage_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ErrorMessage_set_channel_id"))) TS_ErrorMessage_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKErrorMessage this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ErrorMessage_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-jstring  __attribute__((visibility("default"))) TS_ErrorMessage_get_data(uint32_t this_ptr) {
+jstring  __attribute__((export_name("TS_ErrorMessage_get_data"))) TS_ErrorMessage_get_data(uint32_t this_ptr) {
        LDKErrorMessage this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22654,7 +25764,7 @@ jstring  __attribute__((visibility("default"))) TS_ErrorMessage_get_data(uint32_
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ErrorMessage_set_data(uint32_t this_ptr, jstring val) {
+void  __attribute__((export_name("TS_ErrorMessage_set_data"))) TS_ErrorMessage_set_data(uint32_t this_ptr, jstring val) {
        LDKErrorMessage this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22663,62 +25773,166 @@ void  __attribute__((visibility("default"))) TS_ErrorMessage_set_data(uint32_t t
        ErrorMessage_set_data(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorMessage_new(int8_tArray channel_id_arg, jstring data_arg) {
+uint32_t  __attribute__((export_name("TS_ErrorMessage_new"))) TS_ErrorMessage_new(int8_tArray channel_id_arg, jstring data_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKStr data_arg_conv = str_ref_to_owned_c(data_arg);
        LDKErrorMessage ret_var = ErrorMessage_new(channel_id_arg_ref, data_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ErrorMessage_clone_ptr(LDKErrorMessage *NONNULL_PTR arg) {
+static inline uintptr_t ErrorMessage_clone_ptr(LDKErrorMessage *NONNULL_PTR arg) {
        LDKErrorMessage ret_var = ErrorMessage_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ErrorMessage_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ErrorMessage_clone_ptr"))) TS_ErrorMessage_clone_ptr(uint32_t arg) {
        LDKErrorMessage arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ErrorMessage_clone_ptr(&arg_conv);
+       uint32_t ret_val = ErrorMessage_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorMessage_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ErrorMessage_clone"))) TS_ErrorMessage_clone(uint32_t orig) {
        LDKErrorMessage orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKErrorMessage ret_var = ErrorMessage_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_WarningMessage_free"))) TS_WarningMessage_free(uint32_t this_obj) {
+       LDKWarningMessage this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       WarningMessage_free(this_obj_conv);
+}
+
+int8_tArray  __attribute__((export_name("TS_WarningMessage_get_channel_id"))) TS_WarningMessage_get_channel_id(uint32_t this_ptr) {
+       LDKWarningMessage this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *WarningMessage_get_channel_id(&this_ptr_conv), 32);
+       return ret_arr;
+}
+
+void  __attribute__((export_name("TS_WarningMessage_set_channel_id"))) TS_WarningMessage_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+       LDKWarningMessage this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKThirtyTwoBytes val_ref;
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
+       WarningMessage_set_channel_id(&this_ptr_conv, val_ref);
+}
+
+jstring  __attribute__((export_name("TS_WarningMessage_get_data"))) TS_WarningMessage_get_data(uint32_t this_ptr) {
+       LDKWarningMessage this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKStr ret_str = WarningMessage_get_data(&this_ptr_conv);
+       jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
+       Str_free(ret_str);
+       return ret_conv;
+}
+
+void  __attribute__((export_name("TS_WarningMessage_set_data"))) TS_WarningMessage_set_data(uint32_t this_ptr, jstring val) {
+       LDKWarningMessage this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKStr val_conv = str_ref_to_owned_c(val);
+       WarningMessage_set_data(&this_ptr_conv, val_conv);
+}
+
+uint32_t  __attribute__((export_name("TS_WarningMessage_new"))) TS_WarningMessage_new(int8_tArray channel_id_arg, jstring data_arg) {
+       LDKThirtyTwoBytes channel_id_arg_ref;
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
+       LDKStr data_arg_conv = str_ref_to_owned_c(data_arg);
+       LDKWarningMessage ret_var = WarningMessage_new(channel_id_arg_ref, data_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Ping_free(uint32_t this_obj) {
+static inline uintptr_t WarningMessage_clone_ptr(LDKWarningMessage *NONNULL_PTR arg) {
+       LDKWarningMessage ret_var = WarningMessage_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_WarningMessage_clone_ptr"))) TS_WarningMessage_clone_ptr(uint32_t arg) {
+       LDKWarningMessage arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = WarningMessage_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_WarningMessage_clone"))) TS_WarningMessage_clone(uint32_t orig) {
+       LDKWarningMessage orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKWarningMessage ret_var = WarningMessage_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_Ping_free"))) TS_Ping_free(uint32_t this_obj) {
        LDKPing this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22726,7 +25940,7 @@ void  __attribute__((visibility("default"))) TS_Ping_free(uint32_t this_obj) {
        Ping_free(this_obj_conv);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_Ping_get_ponglen(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_Ping_get_ponglen"))) TS_Ping_get_ponglen(uint32_t this_ptr) {
        LDKPing this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22735,7 +25949,7 @@ int16_t  __attribute__((visibility("default"))) TS_Ping_get_ponglen(uint32_t thi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Ping_set_ponglen(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_Ping_set_ponglen"))) TS_Ping_set_ponglen(uint32_t this_ptr, int16_t val) {
        LDKPing this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22743,7 +25957,7 @@ void  __attribute__((visibility("default"))) TS_Ping_set_ponglen(uint32_t this_p
        Ping_set_ponglen(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_Ping_get_byteslen(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_Ping_get_byteslen"))) TS_Ping_get_byteslen(uint32_t this_ptr) {
        LDKPing this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22752,7 +25966,7 @@ int16_t  __attribute__((visibility("default"))) TS_Ping_get_byteslen(uint32_t th
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Ping_set_byteslen(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_Ping_set_byteslen"))) TS_Ping_set_byteslen(uint32_t this_ptr, int16_t val) {
        LDKPing this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22760,58 +25974,58 @@ void  __attribute__((visibility("default"))) TS_Ping_set_byteslen(uint32_t this_
        Ping_set_byteslen(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Ping_new(int16_t ponglen_arg, int16_t byteslen_arg) {
+uint32_t  __attribute__((export_name("TS_Ping_new"))) TS_Ping_new(int16_t ponglen_arg, int16_t byteslen_arg) {
        LDKPing ret_var = Ping_new(ponglen_arg, byteslen_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Ping_clone_ptr(LDKPing *NONNULL_PTR arg) {
+static inline uintptr_t Ping_clone_ptr(LDKPing *NONNULL_PTR arg) {
        LDKPing ret_var = Ping_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Ping_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Ping_clone_ptr"))) TS_Ping_clone_ptr(uint32_t arg) {
        LDKPing arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Ping_clone_ptr(&arg_conv);
+       uint32_t ret_val = Ping_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Ping_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Ping_clone"))) TS_Ping_clone(uint32_t orig) {
        LDKPing orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPing ret_var = Ping_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Pong_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Pong_free"))) TS_Pong_free(uint32_t this_obj) {
        LDKPong this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22819,7 +26033,7 @@ void  __attribute__((visibility("default"))) TS_Pong_free(uint32_t this_obj) {
        Pong_free(this_obj_conv);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_Pong_get_byteslen(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_Pong_get_byteslen"))) TS_Pong_get_byteslen(uint32_t this_ptr) {
        LDKPong this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22828,7 +26042,7 @@ int16_t  __attribute__((visibility("default"))) TS_Pong_get_byteslen(uint32_t th
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Pong_set_byteslen(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_Pong_set_byteslen"))) TS_Pong_set_byteslen(uint32_t this_ptr, int16_t val) {
        LDKPong this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22836,58 +26050,58 @@ void  __attribute__((visibility("default"))) TS_Pong_set_byteslen(uint32_t this_
        Pong_set_byteslen(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Pong_new(int16_t byteslen_arg) {
+uint32_t  __attribute__((export_name("TS_Pong_new"))) TS_Pong_new(int16_t byteslen_arg) {
        LDKPong ret_var = Pong_new(byteslen_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Pong_clone_ptr(LDKPong *NONNULL_PTR arg) {
+static inline uintptr_t Pong_clone_ptr(LDKPong *NONNULL_PTR arg) {
        LDKPong ret_var = Pong_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Pong_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Pong_clone_ptr"))) TS_Pong_clone_ptr(uint32_t arg) {
        LDKPong arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Pong_clone_ptr(&arg_conv);
+       uint32_t ret_val = Pong_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Pong_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Pong_clone"))) TS_Pong_clone(uint32_t orig) {
        LDKPong orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPong ret_var = Pong_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_OpenChannel_free"))) TS_OpenChannel_free(uint32_t this_obj) {
        LDKOpenChannel this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -22895,49 +26109,49 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_free(uint32_t this_o
        OpenChannel_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_chain_hash"))) TS_OpenChannel_get_chain_hash(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *OpenChannel_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *OpenChannel_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_chain_hash"))) TS_OpenChannel_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        OpenChannel_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_temporary_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_temporary_channel_id"))) TS_OpenChannel_get_temporary_channel_id(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *OpenChannel_get_temporary_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *OpenChannel_get_temporary_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_temporary_channel_id"))) TS_OpenChannel_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        OpenChannel_set_temporary_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_funding_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_funding_satoshis"))) TS_OpenChannel_get_funding_satoshis(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22946,7 +26160,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_funding_satos
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_funding_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_funding_satoshis"))) TS_OpenChannel_set_funding_satoshis(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22954,7 +26168,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_funding_satoshis
        OpenChannel_set_funding_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_push_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_push_msat"))) TS_OpenChannel_get_push_msat(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22963,7 +26177,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_push_msat(uin
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_push_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_push_msat"))) TS_OpenChannel_set_push_msat(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22971,7 +26185,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_push_msat(uint32
        OpenChannel_set_push_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_dust_limit_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_dust_limit_satoshis"))) TS_OpenChannel_get_dust_limit_satoshis(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22980,7 +26194,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_dust_limit_sa
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_dust_limit_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_dust_limit_satoshis"))) TS_OpenChannel_set_dust_limit_satoshis(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22988,7 +26202,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_dust_limit_satos
        OpenChannel_set_dust_limit_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_max_htlc_value_in_flight_msat"))) TS_OpenChannel_get_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -22997,7 +26211,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_max_htlc_valu
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_max_htlc_value_in_flight_msat"))) TS_OpenChannel_set_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23005,7 +26219,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_max_htlc_value_i
        OpenChannel_set_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_reserve_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_channel_reserve_satoshis"))) TS_OpenChannel_get_channel_reserve_satoshis(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23014,7 +26228,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_reser
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_channel_reserve_satoshis"))) TS_OpenChannel_set_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23022,7 +26236,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_reserve_
        OpenChannel_set_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_htlc_minimum_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_OpenChannel_get_htlc_minimum_msat"))) TS_OpenChannel_get_htlc_minimum_msat(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23031,7 +26245,7 @@ int64_t  __attribute__((visibility("default"))) TS_OpenChannel_get_htlc_minimum_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_htlc_minimum_msat"))) TS_OpenChannel_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23039,7 +26253,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_htlc_minimum_msa
        OpenChannel_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_OpenChannel_get_feerate_per_kw(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_OpenChannel_get_feerate_per_kw"))) TS_OpenChannel_get_feerate_per_kw(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23048,7 +26262,7 @@ int32_t  __attribute__((visibility("default"))) TS_OpenChannel_get_feerate_per_k
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_feerate_per_kw(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_feerate_per_kw"))) TS_OpenChannel_set_feerate_per_kw(uint32_t this_ptr, int32_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23056,7 +26270,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_feerate_per_kw(u
        OpenChannel_set_feerate_per_kw(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_OpenChannel_get_to_self_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_OpenChannel_get_to_self_delay"))) TS_OpenChannel_get_to_self_delay(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23065,7 +26279,7 @@ int16_t  __attribute__((visibility("default"))) TS_OpenChannel_get_to_self_delay
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_to_self_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_to_self_delay"))) TS_OpenChannel_set_to_self_delay(uint32_t this_ptr, int16_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23073,7 +26287,7 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_to_self_delay(ui
        OpenChannel_set_to_self_delay(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_OpenChannel_get_max_accepted_htlcs(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_OpenChannel_get_max_accepted_htlcs"))) TS_OpenChannel_get_max_accepted_htlcs(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23082,7 +26296,7 @@ int16_t  __attribute__((visibility("default"))) TS_OpenChannel_get_max_accepted_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_max_accepted_htlcs"))) TS_OpenChannel_set_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23090,133 +26304,133 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_max_accepted_htl
        OpenChannel_set_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_funding_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_funding_pubkey"))) TS_OpenChannel_get_funding_pubkey(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_funding_pubkey"))) TS_OpenChannel_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_funding_pubkey(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_revocation_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_revocation_basepoint"))) TS_OpenChannel_get_revocation_basepoint(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_revocation_basepoint"))) TS_OpenChannel_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_revocation_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_payment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_payment_point"))) TS_OpenChannel_get_payment_point(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_payment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_payment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_payment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_payment_point"))) TS_OpenChannel_set_payment_point(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_payment_point(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_delayed_payment_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_delayed_payment_basepoint"))) TS_OpenChannel_get_delayed_payment_basepoint(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_delayed_payment_basepoint"))) TS_OpenChannel_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_delayed_payment_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_htlc_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_htlc_basepoint"))) TS_OpenChannel_get_htlc_basepoint(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_htlc_basepoint"))) TS_OpenChannel_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_htlc_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_get_first_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_get_first_per_commitment_point"))) TS_OpenChannel_get_first_per_commitment_point(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), OpenChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, OpenChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_first_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_OpenChannel_set_first_per_commitment_point"))) TS_OpenChannel_set_first_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        OpenChannel_set_first_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-int8_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_flags(uint32_t this_ptr) {
+int8_t  __attribute__((export_name("TS_OpenChannel_get_channel_flags"))) TS_OpenChannel_get_channel_flags(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23225,7 +26439,7 @@ int8_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_flags(
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_flags(uint32_t this_ptr, int8_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_channel_flags"))) TS_OpenChannel_set_channel_flags(uint32_t this_ptr, int8_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23233,18 +26447,18 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_flags(ui
        OpenChannel_set_channel_flags(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_type(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_OpenChannel_get_channel_type"))) TS_OpenChannel_get_channel_type(uint32_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelTypeFeatures ret_var = OpenChannel_get_channel_type(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -23252,7 +26466,7 @@ uint32_t  __attribute__((visibility("default"))) TS_OpenChannel_get_channel_type
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_type(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_OpenChannel_set_channel_type"))) TS_OpenChannel_set_channel_type(uint32_t this_ptr, uint32_t val) {
        LDKOpenChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23265,45 +26479,45 @@ void  __attribute__((visibility("default"))) TS_OpenChannel_set_channel_type(uin
        OpenChannel_set_channel_type(&this_ptr_conv, val_conv);
 }
 
-static inline uint64_t OpenChannel_clone_ptr(LDKOpenChannel *NONNULL_PTR arg) {
+static inline uintptr_t OpenChannel_clone_ptr(LDKOpenChannel *NONNULL_PTR arg) {
        LDKOpenChannel ret_var = OpenChannel_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_OpenChannel_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_OpenChannel_clone_ptr"))) TS_OpenChannel_clone_ptr(uint32_t arg) {
        LDKOpenChannel arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = OpenChannel_clone_ptr(&arg_conv);
+       uint32_t ret_val = OpenChannel_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OpenChannel_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_OpenChannel_clone"))) TS_OpenChannel_clone(uint32_t orig) {
        LDKOpenChannel orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKOpenChannel ret_var = OpenChannel_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_AcceptChannel_free"))) TS_AcceptChannel_free(uint32_t this_obj) {
        LDKAcceptChannel this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -23311,28 +26525,28 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_free(uint32_t this
        AcceptChannel_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_temporary_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_temporary_channel_id"))) TS_AcceptChannel_get_temporary_channel_id(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *AcceptChannel_get_temporary_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *AcceptChannel_get_temporary_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_temporary_channel_id"))) TS_AcceptChannel_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        AcceptChannel_set_temporary_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_dust_limit_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_AcceptChannel_get_dust_limit_satoshis"))) TS_AcceptChannel_get_dust_limit_satoshis(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23341,7 +26555,7 @@ int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_dust_limit_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_dust_limit_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_dust_limit_satoshis"))) TS_AcceptChannel_set_dust_limit_satoshis(uint32_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23349,7 +26563,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_dust_limit_sat
        AcceptChannel_set_dust_limit_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_AcceptChannel_get_max_htlc_value_in_flight_msat"))) TS_AcceptChannel_get_max_htlc_value_in_flight_msat(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23358,7 +26572,7 @@ int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_max_htlc_va
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_max_htlc_value_in_flight_msat"))) TS_AcceptChannel_set_max_htlc_value_in_flight_msat(uint32_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23366,7 +26580,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_max_htlc_value
        AcceptChannel_set_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_channel_reserve_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_AcceptChannel_get_channel_reserve_satoshis"))) TS_AcceptChannel_get_channel_reserve_satoshis(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23375,7 +26589,7 @@ int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_channel_res
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_channel_reserve_satoshis"))) TS_AcceptChannel_set_channel_reserve_satoshis(uint32_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23383,7 +26597,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_channel_reserv
        AcceptChannel_set_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_htlc_minimum_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_AcceptChannel_get_htlc_minimum_msat"))) TS_AcceptChannel_get_htlc_minimum_msat(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23392,7 +26606,7 @@ int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_htlc_minimu
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_htlc_minimum_msat"))) TS_AcceptChannel_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23400,7 +26614,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_htlc_minimum_m
        AcceptChannel_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_minimum_depth(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_AcceptChannel_get_minimum_depth"))) TS_AcceptChannel_get_minimum_depth(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23409,7 +26623,7 @@ int32_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_minimum_dep
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_minimum_depth(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_minimum_depth"))) TS_AcceptChannel_set_minimum_depth(uint32_t this_ptr, int32_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23417,7 +26631,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_minimum_depth(
        AcceptChannel_set_minimum_depth(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_to_self_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_AcceptChannel_get_to_self_delay"))) TS_AcceptChannel_get_to_self_delay(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23426,7 +26640,7 @@ int16_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_to_self_del
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_to_self_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_to_self_delay"))) TS_AcceptChannel_set_to_self_delay(uint32_t this_ptr, int16_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23434,7 +26648,7 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_to_self_delay(
        AcceptChannel_set_to_self_delay(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_max_accepted_htlcs(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_AcceptChannel_get_max_accepted_htlcs"))) TS_AcceptChannel_get_max_accepted_htlcs(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23443,7 +26657,7 @@ int16_t  __attribute__((visibility("default"))) TS_AcceptChannel_get_max_accepte
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_max_accepted_htlcs"))) TS_AcceptChannel_set_max_accepted_htlcs(uint32_t this_ptr, int16_t val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23451,171 +26665,203 @@ void  __attribute__((visibility("default"))) TS_AcceptChannel_set_max_accepted_h
        AcceptChannel_set_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_funding_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_funding_pubkey"))) TS_AcceptChannel_get_funding_pubkey(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_funding_pubkey"))) TS_AcceptChannel_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_funding_pubkey(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_revocation_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_revocation_basepoint"))) TS_AcceptChannel_get_revocation_basepoint(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_revocation_basepoint"))) TS_AcceptChannel_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_revocation_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_payment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_payment_point"))) TS_AcceptChannel_get_payment_point(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_payment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_payment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_payment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_payment_point"))) TS_AcceptChannel_set_payment_point(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_payment_point(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_delayed_payment_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_delayed_payment_basepoint"))) TS_AcceptChannel_get_delayed_payment_basepoint(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_delayed_payment_basepoint"))) TS_AcceptChannel_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_delayed_payment_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_htlc_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_htlc_basepoint"))) TS_AcceptChannel_get_htlc_basepoint(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_htlc_basepoint"))) TS_AcceptChannel_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_htlc_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_get_first_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_get_first_per_commitment_point"))) TS_AcceptChannel_get_first_per_commitment_point(uint32_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AcceptChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, AcceptChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AcceptChannel_set_first_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AcceptChannel_set_first_per_commitment_point"))) TS_AcceptChannel_set_first_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        AcceptChannel_set_first_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-static inline uint64_t AcceptChannel_clone_ptr(LDKAcceptChannel *NONNULL_PTR arg) {
+uint32_t  __attribute__((export_name("TS_AcceptChannel_get_channel_type"))) TS_AcceptChannel_get_channel_type(uint32_t this_ptr) {
+       LDKAcceptChannel this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKChannelTypeFeatures ret_var = AcceptChannel_get_channel_type(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+               ret_ref = (uintptr_t)ret_var.inner;
+               if (ret_var.is_owned) {
+                       ret_ref |= 1;
+               }
+       }
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_AcceptChannel_set_channel_type"))) TS_AcceptChannel_set_channel_type(uint32_t this_ptr, uint32_t val) {
+       LDKAcceptChannel this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       LDKChannelTypeFeatures val_conv;
+       val_conv.inner = (void*)(val & (~1));
+       val_conv.is_owned = (val & 1) || (val == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
+       val_conv = ChannelTypeFeatures_clone(&val_conv);
+       AcceptChannel_set_channel_type(&this_ptr_conv, val_conv);
+}
+
+static inline uintptr_t AcceptChannel_clone_ptr(LDKAcceptChannel *NONNULL_PTR arg) {
        LDKAcceptChannel ret_var = AcceptChannel_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_AcceptChannel_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_AcceptChannel_clone_ptr"))) TS_AcceptChannel_clone_ptr(uint32_t arg) {
        LDKAcceptChannel arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = AcceptChannel_clone_ptr(&arg_conv);
+       uint32_t ret_val = AcceptChannel_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AcceptChannel_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_AcceptChannel_clone"))) TS_AcceptChannel_clone(uint32_t orig) {
        LDKAcceptChannel orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKAcceptChannel ret_var = AcceptChannel_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingCreated_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_FundingCreated_free"))) TS_FundingCreated_free(uint32_t this_obj) {
        LDKFundingCreated this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -23623,49 +26869,49 @@ void  __attribute__((visibility("default"))) TS_FundingCreated_free(uint32_t thi
        FundingCreated_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingCreated_get_temporary_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingCreated_get_temporary_channel_id"))) TS_FundingCreated_get_temporary_channel_id(uint32_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *FundingCreated_get_temporary_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *FundingCreated_get_temporary_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingCreated_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingCreated_set_temporary_channel_id"))) TS_FundingCreated_set_temporary_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        FundingCreated_set_temporary_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingCreated_get_funding_txid(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingCreated_get_funding_txid"))) TS_FundingCreated_get_funding_txid(uint32_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *FundingCreated_get_funding_txid(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *FundingCreated_get_funding_txid(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingCreated_set_funding_txid(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingCreated_set_funding_txid"))) TS_FundingCreated_set_funding_txid(uint32_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        FundingCreated_set_funding_txid(&this_ptr_conv, val_ref);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_FundingCreated_get_funding_output_index(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_FundingCreated_get_funding_output_index"))) TS_FundingCreated_get_funding_output_index(uint32_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23674,7 +26920,7 @@ int16_t  __attribute__((visibility("default"))) TS_FundingCreated_get_funding_ou
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingCreated_set_funding_output_index(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_FundingCreated_set_funding_output_index"))) TS_FundingCreated_set_funding_output_index(uint32_t this_ptr, int16_t val) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -23682,88 +26928,88 @@ void  __attribute__((visibility("default"))) TS_FundingCreated_set_funding_outpu
        FundingCreated_set_funding_output_index(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingCreated_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingCreated_get_signature"))) TS_FundingCreated_get_signature(uint32_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), FundingCreated_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, FundingCreated_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingCreated_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingCreated_set_signature"))) TS_FundingCreated_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        FundingCreated_set_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingCreated_new(int8_tArray temporary_channel_id_arg, int8_tArray funding_txid_arg, int16_t funding_output_index_arg, int8_tArray signature_arg) {
+uint32_t  __attribute__((export_name("TS_FundingCreated_new"))) TS_FundingCreated_new(int8_tArray temporary_channel_id_arg, int8_tArray funding_txid_arg, int16_t funding_output_index_arg, int8_tArray signature_arg) {
        LDKThirtyTwoBytes temporary_channel_id_arg_ref;
-       CHECK(*((uint32_t*)temporary_channel_id_arg) == 32);
-       memcpy(temporary_channel_id_arg_ref.data, (uint8_t*)(temporary_channel_id_arg + 4), 32);
+       CHECK(temporary_channel_id_arg->arr_len == 32);
+       memcpy(temporary_channel_id_arg_ref.data, temporary_channel_id_arg->elems, 32); FREE(temporary_channel_id_arg);
        LDKThirtyTwoBytes funding_txid_arg_ref;
-       CHECK(*((uint32_t*)funding_txid_arg) == 32);
-       memcpy(funding_txid_arg_ref.data, (uint8_t*)(funding_txid_arg + 4), 32);
+       CHECK(funding_txid_arg->arr_len == 32);
+       memcpy(funding_txid_arg_ref.data, funding_txid_arg->elems, 32); FREE(funding_txid_arg);
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKFundingCreated ret_var = FundingCreated_new(temporary_channel_id_arg_ref, funding_txid_arg_ref, funding_output_index_arg, signature_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t FundingCreated_clone_ptr(LDKFundingCreated *NONNULL_PTR arg) {
+static inline uintptr_t FundingCreated_clone_ptr(LDKFundingCreated *NONNULL_PTR arg) {
        LDKFundingCreated ret_var = FundingCreated_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_FundingCreated_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_FundingCreated_clone_ptr"))) TS_FundingCreated_clone_ptr(uint32_t arg) {
        LDKFundingCreated arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = FundingCreated_clone_ptr(&arg_conv);
+       uint32_t ret_val = FundingCreated_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingCreated_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_FundingCreated_clone"))) TS_FundingCreated_clone(uint32_t orig) {
        LDKFundingCreated orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKFundingCreated ret_var = FundingCreated_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingSigned_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_FundingSigned_free"))) TS_FundingSigned_free(uint32_t this_obj) {
        LDKFundingSigned this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -23771,106 +27017,106 @@ void  __attribute__((visibility("default"))) TS_FundingSigned_free(uint32_t this
        FundingSigned_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingSigned_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingSigned_get_channel_id"))) TS_FundingSigned_get_channel_id(uint32_t this_ptr) {
        LDKFundingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *FundingSigned_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *FundingSigned_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingSigned_set_channel_id"))) TS_FundingSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKFundingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        FundingSigned_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingSigned_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingSigned_get_signature"))) TS_FundingSigned_get_signature(uint32_t this_ptr) {
        LDKFundingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), FundingSigned_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, FundingSigned_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingSigned_set_signature"))) TS_FundingSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKFundingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        FundingSigned_set_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingSigned_new(int8_tArray channel_id_arg, int8_tArray signature_arg) {
+uint32_t  __attribute__((export_name("TS_FundingSigned_new"))) TS_FundingSigned_new(int8_tArray channel_id_arg, int8_tArray signature_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKFundingSigned ret_var = FundingSigned_new(channel_id_arg_ref, signature_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t FundingSigned_clone_ptr(LDKFundingSigned *NONNULL_PTR arg) {
+static inline uintptr_t FundingSigned_clone_ptr(LDKFundingSigned *NONNULL_PTR arg) {
        LDKFundingSigned ret_var = FundingSigned_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_FundingSigned_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_FundingSigned_clone_ptr"))) TS_FundingSigned_clone_ptr(uint32_t arg) {
        LDKFundingSigned arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = FundingSigned_clone_ptr(&arg_conv);
+       uint32_t ret_val = FundingSigned_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingSigned_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_FundingSigned_clone"))) TS_FundingSigned_clone(uint32_t orig) {
        LDKFundingSigned orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKFundingSigned ret_var = FundingSigned_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingLocked_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_FundingLocked_free"))) TS_FundingLocked_free(uint32_t this_obj) {
        LDKFundingLocked this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -23878,106 +27124,106 @@ void  __attribute__((visibility("default"))) TS_FundingLocked_free(uint32_t this
        FundingLocked_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingLocked_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingLocked_get_channel_id"))) TS_FundingLocked_get_channel_id(uint32_t this_ptr) {
        LDKFundingLocked this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *FundingLocked_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *FundingLocked_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingLocked_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingLocked_set_channel_id"))) TS_FundingLocked_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKFundingLocked this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        FundingLocked_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingLocked_get_next_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_FundingLocked_get_next_per_commitment_point"))) TS_FundingLocked_get_next_per_commitment_point(uint32_t this_ptr) {
        LDKFundingLocked this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), FundingLocked_get_next_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, FundingLocked_get_next_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_FundingLocked_set_next_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_FundingLocked_set_next_per_commitment_point"))) TS_FundingLocked_set_next_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKFundingLocked this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        FundingLocked_set_next_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingLocked_new(int8_tArray channel_id_arg, int8_tArray next_per_commitment_point_arg) {
+uint32_t  __attribute__((export_name("TS_FundingLocked_new"))) TS_FundingLocked_new(int8_tArray channel_id_arg, int8_tArray next_per_commitment_point_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKPublicKey next_per_commitment_point_arg_ref;
-       CHECK(*((uint32_t*)next_per_commitment_point_arg) == 33);
-       memcpy(next_per_commitment_point_arg_ref.compressed_form, (uint8_t*)(next_per_commitment_point_arg + 4), 33);
+       CHECK(next_per_commitment_point_arg->arr_len == 33);
+       memcpy(next_per_commitment_point_arg_ref.compressed_form, next_per_commitment_point_arg->elems, 33); FREE(next_per_commitment_point_arg);
        LDKFundingLocked ret_var = FundingLocked_new(channel_id_arg_ref, next_per_commitment_point_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t FundingLocked_clone_ptr(LDKFundingLocked *NONNULL_PTR arg) {
+static inline uintptr_t FundingLocked_clone_ptr(LDKFundingLocked *NONNULL_PTR arg) {
        LDKFundingLocked ret_var = FundingLocked_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_FundingLocked_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_FundingLocked_clone_ptr"))) TS_FundingLocked_clone_ptr(uint32_t arg) {
        LDKFundingLocked arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = FundingLocked_clone_ptr(&arg_conv);
+       uint32_t ret_val = FundingLocked_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingLocked_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_FundingLocked_clone"))) TS_FundingLocked_clone(uint32_t orig) {
        LDKFundingLocked orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKFundingLocked ret_var = FundingLocked_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Shutdown_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Shutdown_free"))) TS_Shutdown_free(uint32_t this_obj) {
        LDKShutdown this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -23985,109 +27231,109 @@ void  __attribute__((visibility("default"))) TS_Shutdown_free(uint32_t this_obj)
        Shutdown_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Shutdown_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_Shutdown_get_channel_id"))) TS_Shutdown_get_channel_id(uint32_t this_ptr) {
        LDKShutdown this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *Shutdown_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *Shutdown_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_Shutdown_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_Shutdown_set_channel_id"))) TS_Shutdown_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKShutdown this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        Shutdown_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Shutdown_get_scriptpubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_Shutdown_get_scriptpubkey"))) TS_Shutdown_get_scriptpubkey(uint32_t this_ptr) {
        LDKShutdown this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKu8slice ret_var = Shutdown_get_scriptpubkey(&this_ptr_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_Shutdown_set_scriptpubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_Shutdown_set_scriptpubkey"))) TS_Shutdown_set_scriptpubkey(uint32_t this_ptr, int8_tArray val) {
        LDKShutdown this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u8Z val_ref;
-       val_ref.datalen = *((uint32_t*)val);
+       val_ref.datalen = val->arr_len;
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(val_ref.data, (uint8_t*)(val + 4), val_ref.datalen);
+       memcpy(val_ref.data, val->elems, val_ref.datalen); FREE(val);
        Shutdown_set_scriptpubkey(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Shutdown_new(int8_tArray channel_id_arg, int8_tArray scriptpubkey_arg) {
+uint32_t  __attribute__((export_name("TS_Shutdown_new"))) TS_Shutdown_new(int8_tArray channel_id_arg, int8_tArray scriptpubkey_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKCVec_u8Z scriptpubkey_arg_ref;
-       scriptpubkey_arg_ref.datalen = *((uint32_t*)scriptpubkey_arg);
+       scriptpubkey_arg_ref.datalen = scriptpubkey_arg->arr_len;
        scriptpubkey_arg_ref.data = MALLOC(scriptpubkey_arg_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(scriptpubkey_arg_ref.data, (uint8_t*)(scriptpubkey_arg + 4), scriptpubkey_arg_ref.datalen);
+       memcpy(scriptpubkey_arg_ref.data, scriptpubkey_arg->elems, scriptpubkey_arg_ref.datalen); FREE(scriptpubkey_arg);
        LDKShutdown ret_var = Shutdown_new(channel_id_arg_ref, scriptpubkey_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Shutdown_clone_ptr(LDKShutdown *NONNULL_PTR arg) {
+static inline uintptr_t Shutdown_clone_ptr(LDKShutdown *NONNULL_PTR arg) {
        LDKShutdown ret_var = Shutdown_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Shutdown_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Shutdown_clone_ptr"))) TS_Shutdown_clone_ptr(uint32_t arg) {
        LDKShutdown arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Shutdown_clone_ptr(&arg_conv);
+       uint32_t ret_val = Shutdown_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Shutdown_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Shutdown_clone"))) TS_Shutdown_clone(uint32_t orig) {
        LDKShutdown orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKShutdown ret_var = Shutdown_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ClosingSignedFeeRange_free"))) TS_ClosingSignedFeeRange_free(uint32_t this_obj) {
        LDKClosingSignedFeeRange this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24095,7 +27341,7 @@ void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_free(uint3
        ClosingSignedFeeRange_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_get_min_fee_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ClosingSignedFeeRange_get_min_fee_satoshis"))) TS_ClosingSignedFeeRange_get_min_fee_satoshis(uint32_t this_ptr) {
        LDKClosingSignedFeeRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24104,7 +27350,7 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_get_min
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_set_min_fee_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ClosingSignedFeeRange_set_min_fee_satoshis"))) TS_ClosingSignedFeeRange_set_min_fee_satoshis(uint32_t this_ptr, int64_t val) {
        LDKClosingSignedFeeRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24112,7 +27358,7 @@ void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_set_min_fe
        ClosingSignedFeeRange_set_min_fee_satoshis(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_get_max_fee_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ClosingSignedFeeRange_get_max_fee_satoshis"))) TS_ClosingSignedFeeRange_get_max_fee_satoshis(uint32_t this_ptr) {
        LDKClosingSignedFeeRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24121,7 +27367,7 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_get_max
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_set_max_fee_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ClosingSignedFeeRange_set_max_fee_satoshis"))) TS_ClosingSignedFeeRange_set_max_fee_satoshis(uint32_t this_ptr, int64_t val) {
        LDKClosingSignedFeeRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24129,58 +27375,58 @@ void  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_set_max_fe
        ClosingSignedFeeRange_set_max_fee_satoshis(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_new(int64_t min_fee_satoshis_arg, int64_t max_fee_satoshis_arg) {
+uint32_t  __attribute__((export_name("TS_ClosingSignedFeeRange_new"))) TS_ClosingSignedFeeRange_new(int64_t min_fee_satoshis_arg, int64_t max_fee_satoshis_arg) {
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_new(min_fee_satoshis_arg, max_fee_satoshis_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ClosingSignedFeeRange_clone_ptr(LDKClosingSignedFeeRange *NONNULL_PTR arg) {
+static inline uintptr_t ClosingSignedFeeRange_clone_ptr(LDKClosingSignedFeeRange *NONNULL_PTR arg) {
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ClosingSignedFeeRange_clone_ptr"))) TS_ClosingSignedFeeRange_clone_ptr(uint32_t arg) {
        LDKClosingSignedFeeRange arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ClosingSignedFeeRange_clone_ptr(&arg_conv);
+       uint32_t ret_val = ClosingSignedFeeRange_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ClosingSignedFeeRange_clone"))) TS_ClosingSignedFeeRange_clone(uint32_t orig) {
        LDKClosingSignedFeeRange orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSigned_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ClosingSigned_free"))) TS_ClosingSigned_free(uint32_t this_obj) {
        LDKClosingSigned this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24188,28 +27434,28 @@ void  __attribute__((visibility("default"))) TS_ClosingSigned_free(uint32_t this
        ClosingSigned_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingSigned_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ClosingSigned_get_channel_id"))) TS_ClosingSigned_get_channel_id(uint32_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ClosingSigned_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ClosingSigned_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ClosingSigned_set_channel_id"))) TS_ClosingSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ClosingSigned_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingSigned_get_fee_satoshis(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ClosingSigned_get_fee_satoshis"))) TS_ClosingSigned_get_fee_satoshis(uint32_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24218,7 +27464,7 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingSigned_get_fee_satoshi
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSigned_set_fee_satoshis(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ClosingSigned_set_fee_satoshis"))) TS_ClosingSigned_set_fee_satoshis(uint32_t this_ptr, int64_t val) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24226,39 +27472,39 @@ void  __attribute__((visibility("default"))) TS_ClosingSigned_set_fee_satoshis(u
        ClosingSigned_set_fee_satoshis(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingSigned_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ClosingSigned_get_signature"))) TS_ClosingSigned_get_signature(uint32_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ClosingSigned_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ClosingSigned_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ClosingSigned_set_signature"))) TS_ClosingSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ClosingSigned_set_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSigned_get_fee_range(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ClosingSigned_get_fee_range"))) TS_ClosingSigned_get_fee_range(uint32_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKClosingSignedFeeRange ret_var = ClosingSigned_get_fee_range(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -24266,7 +27512,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ClosingSigned_get_fee_range(
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingSigned_set_fee_range(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ClosingSigned_set_fee_range"))) TS_ClosingSigned_set_fee_range(uint32_t this_ptr, uint32_t val) {
        LDKClosingSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24279,69 +27525,69 @@ void  __attribute__((visibility("default"))) TS_ClosingSigned_set_fee_range(uint
        ClosingSigned_set_fee_range(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSigned_new(int8_tArray channel_id_arg, int64_t fee_satoshis_arg, int8_tArray signature_arg, uint32_t fee_range_arg) {
+uint32_t  __attribute__((export_name("TS_ClosingSigned_new"))) TS_ClosingSigned_new(int8_tArray channel_id_arg, int64_t fee_satoshis_arg, int8_tArray signature_arg, uint32_t fee_range_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKClosingSignedFeeRange fee_range_arg_conv;
        fee_range_arg_conv.inner = (void*)(fee_range_arg & (~1));
        fee_range_arg_conv.is_owned = (fee_range_arg & 1) || (fee_range_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(fee_range_arg_conv);
        fee_range_arg_conv = ClosingSignedFeeRange_clone(&fee_range_arg_conv);
        LDKClosingSigned ret_var = ClosingSigned_new(channel_id_arg_ref, fee_satoshis_arg, signature_arg_ref, fee_range_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ClosingSigned_clone_ptr(LDKClosingSigned *NONNULL_PTR arg) {
+static inline uintptr_t ClosingSigned_clone_ptr(LDKClosingSigned *NONNULL_PTR arg) {
        LDKClosingSigned ret_var = ClosingSigned_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ClosingSigned_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ClosingSigned_clone_ptr"))) TS_ClosingSigned_clone_ptr(uint32_t arg) {
        LDKClosingSigned arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ClosingSigned_clone_ptr(&arg_conv);
+       uint32_t ret_val = ClosingSigned_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSigned_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ClosingSigned_clone"))) TS_ClosingSigned_clone(uint32_t orig) {
        LDKClosingSigned orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKClosingSigned ret_var = ClosingSigned_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_free"))) TS_UpdateAddHTLC_free(uint32_t this_obj) {
        LDKUpdateAddHTLC this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24349,28 +27595,28 @@ void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_free(uint32_t this
        UpdateAddHTLC_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateAddHTLC_get_channel_id"))) TS_UpdateAddHTLC_get_channel_id(uint32_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateAddHTLC_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateAddHTLC_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_set_channel_id"))) TS_UpdateAddHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateAddHTLC_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_htlc_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UpdateAddHTLC_get_htlc_id"))) TS_UpdateAddHTLC_get_htlc_id(uint32_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24379,7 +27625,7 @@ int64_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_htlc_id(uin
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_set_htlc_id"))) TS_UpdateAddHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24387,7 +27633,7 @@ void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_htlc_id(uint32
        UpdateAddHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_amount_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UpdateAddHTLC_get_amount_msat"))) TS_UpdateAddHTLC_get_amount_msat(uint32_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24396,7 +27642,7 @@ int64_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_amount_msat
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_amount_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_set_amount_msat"))) TS_UpdateAddHTLC_set_amount_msat(uint32_t this_ptr, int64_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24404,28 +27650,28 @@ void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_amount_msat(ui
        UpdateAddHTLC_set_amount_msat(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_payment_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateAddHTLC_get_payment_hash"))) TS_UpdateAddHTLC_get_payment_hash(uint32_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateAddHTLC_get_payment_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateAddHTLC_get_payment_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_payment_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_set_payment_hash"))) TS_UpdateAddHTLC_set_payment_hash(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateAddHTLC_set_payment_hash(&this_ptr_conv, val_ref);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_cltv_expiry(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UpdateAddHTLC_get_cltv_expiry"))) TS_UpdateAddHTLC_get_cltv_expiry(uint32_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24434,7 +27680,7 @@ int32_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_get_cltv_expiry
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_cltv_expiry(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UpdateAddHTLC_set_cltv_expiry"))) TS_UpdateAddHTLC_set_cltv_expiry(uint32_t this_ptr, int32_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24442,45 +27688,45 @@ void  __attribute__((visibility("default"))) TS_UpdateAddHTLC_set_cltv_expiry(ui
        UpdateAddHTLC_set_cltv_expiry(&this_ptr_conv, val);
 }
 
-static inline uint64_t UpdateAddHTLC_clone_ptr(LDKUpdateAddHTLC *NONNULL_PTR arg) {
+static inline uintptr_t UpdateAddHTLC_clone_ptr(LDKUpdateAddHTLC *NONNULL_PTR arg) {
        LDKUpdateAddHTLC ret_var = UpdateAddHTLC_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UpdateAddHTLC_clone_ptr"))) TS_UpdateAddHTLC_clone_ptr(uint32_t arg) {
        LDKUpdateAddHTLC arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UpdateAddHTLC_clone_ptr(&arg_conv);
+       uint32_t ret_val = UpdateAddHTLC_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UpdateAddHTLC_clone"))) TS_UpdateAddHTLC_clone(uint32_t orig) {
        LDKUpdateAddHTLC orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUpdateAddHTLC ret_var = UpdateAddHTLC_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UpdateFulfillHTLC_free"))) TS_UpdateFulfillHTLC_free(uint32_t this_obj) {
        LDKUpdateFulfillHTLC this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24488,28 +27734,28 @@ void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_free(uint32_t
        UpdateFulfillHTLC_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateFulfillHTLC_get_channel_id"))) TS_UpdateFulfillHTLC_get_channel_id(uint32_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateFulfillHTLC_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateFulfillHTLC_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateFulfillHTLC_set_channel_id"))) TS_UpdateFulfillHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateFulfillHTLC_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_get_htlc_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UpdateFulfillHTLC_get_htlc_id"))) TS_UpdateFulfillHTLC_get_htlc_id(uint32_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24518,7 +27764,7 @@ int64_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_get_htlc_id
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UpdateFulfillHTLC_set_htlc_id"))) TS_UpdateFulfillHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24526,85 +27772,85 @@ void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_set_htlc_id(ui
        UpdateFulfillHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_get_payment_preimage(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateFulfillHTLC_get_payment_preimage"))) TS_UpdateFulfillHTLC_get_payment_preimage(uint32_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateFulfillHTLC_get_payment_preimage(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateFulfillHTLC_get_payment_preimage(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_set_payment_preimage(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateFulfillHTLC_set_payment_preimage"))) TS_UpdateFulfillHTLC_set_payment_preimage(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateFulfillHTLC_set_payment_preimage(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_new(int8_tArray channel_id_arg, int64_t htlc_id_arg, int8_tArray payment_preimage_arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFulfillHTLC_new"))) TS_UpdateFulfillHTLC_new(int8_tArray channel_id_arg, int64_t htlc_id_arg, int8_tArray payment_preimage_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKThirtyTwoBytes payment_preimage_arg_ref;
-       CHECK(*((uint32_t*)payment_preimage_arg) == 32);
-       memcpy(payment_preimage_arg_ref.data, (uint8_t*)(payment_preimage_arg + 4), 32);
+       CHECK(payment_preimage_arg->arr_len == 32);
+       memcpy(payment_preimage_arg_ref.data, payment_preimage_arg->elems, 32); FREE(payment_preimage_arg);
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_new(channel_id_arg_ref, htlc_id_arg, payment_preimage_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t UpdateFulfillHTLC_clone_ptr(LDKUpdateFulfillHTLC *NONNULL_PTR arg) {
+static inline uintptr_t UpdateFulfillHTLC_clone_ptr(LDKUpdateFulfillHTLC *NONNULL_PTR arg) {
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFulfillHTLC_clone_ptr"))) TS_UpdateFulfillHTLC_clone_ptr(uint32_t arg) {
        LDKUpdateFulfillHTLC arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UpdateFulfillHTLC_clone_ptr(&arg_conv);
+       uint32_t ret_val = UpdateFulfillHTLC_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UpdateFulfillHTLC_clone"))) TS_UpdateFulfillHTLC_clone(uint32_t orig) {
        LDKUpdateFulfillHTLC orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailHTLC_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UpdateFailHTLC_free"))) TS_UpdateFailHTLC_free(uint32_t this_obj) {
        LDKUpdateFailHTLC this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24612,28 +27858,28 @@ void  __attribute__((visibility("default"))) TS_UpdateFailHTLC_free(uint32_t thi
        UpdateFailHTLC_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFailHTLC_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateFailHTLC_get_channel_id"))) TS_UpdateFailHTLC_get_channel_id(uint32_t this_ptr) {
        LDKUpdateFailHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateFailHTLC_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateFailHTLC_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateFailHTLC_set_channel_id"))) TS_UpdateFailHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateFailHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateFailHTLC_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UpdateFailHTLC_get_htlc_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UpdateFailHTLC_get_htlc_id"))) TS_UpdateFailHTLC_get_htlc_id(uint32_t this_ptr) {
        LDKUpdateFailHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24642,7 +27888,7 @@ int64_t  __attribute__((visibility("default"))) TS_UpdateFailHTLC_get_htlc_id(ui
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UpdateFailHTLC_set_htlc_id"))) TS_UpdateFailHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
        LDKUpdateFailHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24650,45 +27896,45 @@ void  __attribute__((visibility("default"))) TS_UpdateFailHTLC_set_htlc_id(uint3
        UpdateFailHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
-static inline uint64_t UpdateFailHTLC_clone_ptr(LDKUpdateFailHTLC *NONNULL_PTR arg) {
+static inline uintptr_t UpdateFailHTLC_clone_ptr(LDKUpdateFailHTLC *NONNULL_PTR arg) {
        LDKUpdateFailHTLC ret_var = UpdateFailHTLC_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UpdateFailHTLC_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFailHTLC_clone_ptr"))) TS_UpdateFailHTLC_clone_ptr(uint32_t arg) {
        LDKUpdateFailHTLC arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UpdateFailHTLC_clone_ptr(&arg_conv);
+       uint32_t ret_val = UpdateFailHTLC_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFailHTLC_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UpdateFailHTLC_clone"))) TS_UpdateFailHTLC_clone(uint32_t orig) {
        LDKUpdateFailHTLC orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUpdateFailHTLC ret_var = UpdateFailHTLC_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UpdateFailMalformedHTLC_free"))) TS_UpdateFailMalformedHTLC_free(uint32_t this_obj) {
        LDKUpdateFailMalformedHTLC this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24696,28 +27942,28 @@ void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_free(uin
        UpdateFailMalformedHTLC_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateFailMalformedHTLC_get_channel_id"))) TS_UpdateFailMalformedHTLC_get_channel_id(uint32_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateFailMalformedHTLC_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateFailMalformedHTLC_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateFailMalformedHTLC_set_channel_id"))) TS_UpdateFailMalformedHTLC_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateFailMalformedHTLC_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_get_htlc_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UpdateFailMalformedHTLC_get_htlc_id"))) TS_UpdateFailMalformedHTLC_get_htlc_id(uint32_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24726,7 +27972,7 @@ int64_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_get_h
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UpdateFailMalformedHTLC_set_htlc_id"))) TS_UpdateFailMalformedHTLC_set_htlc_id(uint32_t this_ptr, int64_t val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24734,7 +27980,7 @@ void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_set_htlc
        UpdateFailMalformedHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_get_failure_code(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_UpdateFailMalformedHTLC_get_failure_code"))) TS_UpdateFailMalformedHTLC_get_failure_code(uint32_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24743,7 +27989,7 @@ int16_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_get_f
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_set_failure_code(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_UpdateFailMalformedHTLC_set_failure_code"))) TS_UpdateFailMalformedHTLC_set_failure_code(uint32_t this_ptr, int16_t val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -24751,45 +27997,45 @@ void  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_set_fail
        UpdateFailMalformedHTLC_set_failure_code(&this_ptr_conv, val);
 }
 
-static inline uint64_t UpdateFailMalformedHTLC_clone_ptr(LDKUpdateFailMalformedHTLC *NONNULL_PTR arg) {
+static inline uintptr_t UpdateFailMalformedHTLC_clone_ptr(LDKUpdateFailMalformedHTLC *NONNULL_PTR arg) {
        LDKUpdateFailMalformedHTLC ret_var = UpdateFailMalformedHTLC_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFailMalformedHTLC_clone_ptr"))) TS_UpdateFailMalformedHTLC_clone_ptr(uint32_t arg) {
        LDKUpdateFailMalformedHTLC arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UpdateFailMalformedHTLC_clone_ptr(&arg_conv);
+       uint32_t ret_val = UpdateFailMalformedHTLC_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UpdateFailMalformedHTLC_clone"))) TS_UpdateFailMalformedHTLC_clone(uint32_t orig) {
        LDKUpdateFailMalformedHTLC orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUpdateFailMalformedHTLC ret_var = UpdateFailMalformedHTLC_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentSigned_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_CommitmentSigned_free"))) TS_CommitmentSigned_free(uint32_t this_obj) {
        LDKCommitmentSigned this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24797,142 +28043,142 @@ void  __attribute__((visibility("default"))) TS_CommitmentSigned_free(uint32_t t
        CommitmentSigned_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_CommitmentSigned_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_CommitmentSigned_get_channel_id"))) TS_CommitmentSigned_get_channel_id(uint32_t this_ptr) {
        LDKCommitmentSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *CommitmentSigned_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *CommitmentSigned_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_CommitmentSigned_set_channel_id"))) TS_CommitmentSigned_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKCommitmentSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        CommitmentSigned_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_CommitmentSigned_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_CommitmentSigned_get_signature"))) TS_CommitmentSigned_get_signature(uint32_t this_ptr) {
        LDKCommitmentSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), CommitmentSigned_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, CommitmentSigned_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_CommitmentSigned_set_signature"))) TS_CommitmentSigned_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKCommitmentSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        CommitmentSigned_set_signature(&this_ptr_conv, val_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentSigned_set_htlc_signatures(uint32_t this_ptr, ptrArray val) {
+void  __attribute__((export_name("TS_CommitmentSigned_set_htlc_signatures"))) TS_CommitmentSigned_set_htlc_signatures(uint32_t this_ptr, ptrArray val) {
        LDKCommitmentSigned this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_SignatureZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                val_constr.data = NULL;
-       int8_tArray* val_vals = (int8_tArray*)(val + 4);
+       int8_tArray* val_vals = (void*) val->elems /* XXX val leaks */;
        for (size_t m = 0; m < val_constr.datalen; m++) {
                int8_tArray val_conv_12 = val_vals[m];
                LDKSignature val_conv_12_ref;
-               CHECK(*((uint32_t*)val_conv_12) == 64);
-               memcpy(val_conv_12_ref.compact_form, (uint8_t*)(val_conv_12 + 4), 64);
+               CHECK(val_conv_12->arr_len == 64);
+               memcpy(val_conv_12_ref.compact_form, val_conv_12->elems, 64); FREE(val_conv_12);
                val_constr.data[m] = val_conv_12_ref;
        }
        CommitmentSigned_set_htlc_signatures(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentSigned_new(int8_tArray channel_id_arg, int8_tArray signature_arg, ptrArray htlc_signatures_arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentSigned_new"))) TS_CommitmentSigned_new(int8_tArray channel_id_arg, int8_tArray signature_arg, ptrArray htlc_signatures_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKCVec_SignatureZ htlc_signatures_arg_constr;
-       htlc_signatures_arg_constr.datalen = *((uint32_t*)htlc_signatures_arg);
+       htlc_signatures_arg_constr.datalen = htlc_signatures_arg->arr_len;
        if (htlc_signatures_arg_constr.datalen > 0)
                htlc_signatures_arg_constr.data = MALLOC(htlc_signatures_arg_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                htlc_signatures_arg_constr.data = NULL;
-       int8_tArray* htlc_signatures_arg_vals = (int8_tArray*)(htlc_signatures_arg + 4);
+       int8_tArray* htlc_signatures_arg_vals = (void*) htlc_signatures_arg->elems /* XXX htlc_signatures_arg leaks */;
        for (size_t m = 0; m < htlc_signatures_arg_constr.datalen; m++) {
                int8_tArray htlc_signatures_arg_conv_12 = htlc_signatures_arg_vals[m];
                LDKSignature htlc_signatures_arg_conv_12_ref;
-               CHECK(*((uint32_t*)htlc_signatures_arg_conv_12) == 64);
-               memcpy(htlc_signatures_arg_conv_12_ref.compact_form, (uint8_t*)(htlc_signatures_arg_conv_12 + 4), 64);
+               CHECK(htlc_signatures_arg_conv_12->arr_len == 64);
+               memcpy(htlc_signatures_arg_conv_12_ref.compact_form, htlc_signatures_arg_conv_12->elems, 64); FREE(htlc_signatures_arg_conv_12);
                htlc_signatures_arg_constr.data[m] = htlc_signatures_arg_conv_12_ref;
        }
        LDKCommitmentSigned ret_var = CommitmentSigned_new(channel_id_arg_ref, signature_arg_ref, htlc_signatures_arg_constr);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t CommitmentSigned_clone_ptr(LDKCommitmentSigned *NONNULL_PTR arg) {
+static inline uintptr_t CommitmentSigned_clone_ptr(LDKCommitmentSigned *NONNULL_PTR arg) {
        LDKCommitmentSigned ret_var = CommitmentSigned_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_CommitmentSigned_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentSigned_clone_ptr"))) TS_CommitmentSigned_clone_ptr(uint32_t arg) {
        LDKCommitmentSigned arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = CommitmentSigned_clone_ptr(&arg_conv);
+       uint32_t ret_val = CommitmentSigned_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentSigned_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CommitmentSigned_clone"))) TS_CommitmentSigned_clone(uint32_t orig) {
        LDKCommitmentSigned orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKCommitmentSigned ret_var = CommitmentSigned_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RevokeAndACK_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RevokeAndACK_free"))) TS_RevokeAndACK_free(uint32_t this_obj) {
        LDKRevokeAndACK this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -24940,130 +28186,130 @@ void  __attribute__((visibility("default"))) TS_RevokeAndACK_free(uint32_t this_
        RevokeAndACK_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RevokeAndACK_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_RevokeAndACK_get_channel_id"))) TS_RevokeAndACK_get_channel_id(uint32_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *RevokeAndACK_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *RevokeAndACK_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RevokeAndACK_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_RevokeAndACK_set_channel_id"))) TS_RevokeAndACK_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        RevokeAndACK_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RevokeAndACK_get_per_commitment_secret(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_RevokeAndACK_get_per_commitment_secret"))) TS_RevokeAndACK_get_per_commitment_secret(uint32_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *RevokeAndACK_get_per_commitment_secret(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *RevokeAndACK_get_per_commitment_secret(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RevokeAndACK_set_per_commitment_secret(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_RevokeAndACK_set_per_commitment_secret"))) TS_RevokeAndACK_set_per_commitment_secret(uint32_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        RevokeAndACK_set_per_commitment_secret(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RevokeAndACK_get_next_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_RevokeAndACK_get_next_per_commitment_point"))) TS_RevokeAndACK_get_next_per_commitment_point(uint32_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), RevokeAndACK_get_next_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, RevokeAndACK_get_next_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RevokeAndACK_set_next_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_RevokeAndACK_set_next_per_commitment_point"))) TS_RevokeAndACK_set_next_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        RevokeAndACK_set_next_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RevokeAndACK_new(int8_tArray channel_id_arg, int8_tArray per_commitment_secret_arg, int8_tArray next_per_commitment_point_arg) {
+uint32_t  __attribute__((export_name("TS_RevokeAndACK_new"))) TS_RevokeAndACK_new(int8_tArray channel_id_arg, int8_tArray per_commitment_secret_arg, int8_tArray next_per_commitment_point_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKThirtyTwoBytes per_commitment_secret_arg_ref;
-       CHECK(*((uint32_t*)per_commitment_secret_arg) == 32);
-       memcpy(per_commitment_secret_arg_ref.data, (uint8_t*)(per_commitment_secret_arg + 4), 32);
+       CHECK(per_commitment_secret_arg->arr_len == 32);
+       memcpy(per_commitment_secret_arg_ref.data, per_commitment_secret_arg->elems, 32); FREE(per_commitment_secret_arg);
        LDKPublicKey next_per_commitment_point_arg_ref;
-       CHECK(*((uint32_t*)next_per_commitment_point_arg) == 33);
-       memcpy(next_per_commitment_point_arg_ref.compressed_form, (uint8_t*)(next_per_commitment_point_arg + 4), 33);
+       CHECK(next_per_commitment_point_arg->arr_len == 33);
+       memcpy(next_per_commitment_point_arg_ref.compressed_form, next_per_commitment_point_arg->elems, 33); FREE(next_per_commitment_point_arg);
        LDKRevokeAndACK ret_var = RevokeAndACK_new(channel_id_arg_ref, per_commitment_secret_arg_ref, next_per_commitment_point_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RevokeAndACK_clone_ptr(LDKRevokeAndACK *NONNULL_PTR arg) {
+static inline uintptr_t RevokeAndACK_clone_ptr(LDKRevokeAndACK *NONNULL_PTR arg) {
        LDKRevokeAndACK ret_var = RevokeAndACK_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RevokeAndACK_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RevokeAndACK_clone_ptr"))) TS_RevokeAndACK_clone_ptr(uint32_t arg) {
        LDKRevokeAndACK arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RevokeAndACK_clone_ptr(&arg_conv);
+       uint32_t ret_val = RevokeAndACK_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RevokeAndACK_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RevokeAndACK_clone"))) TS_RevokeAndACK_clone(uint32_t orig) {
        LDKRevokeAndACK orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRevokeAndACK ret_var = RevokeAndACK_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFee_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UpdateFee_free"))) TS_UpdateFee_free(uint32_t this_obj) {
        LDKUpdateFee this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25071,28 +28317,28 @@ void  __attribute__((visibility("default"))) TS_UpdateFee_free(uint32_t this_obj
        UpdateFee_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFee_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UpdateFee_get_channel_id"))) TS_UpdateFee_get_channel_id(uint32_t this_ptr) {
        LDKUpdateFee this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UpdateFee_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UpdateFee_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFee_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UpdateFee_set_channel_id"))) TS_UpdateFee_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKUpdateFee this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UpdateFee_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UpdateFee_get_feerate_per_kw(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UpdateFee_get_feerate_per_kw"))) TS_UpdateFee_get_feerate_per_kw(uint32_t this_ptr) {
        LDKUpdateFee this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25101,7 +28347,7 @@ int32_t  __attribute__((visibility("default"))) TS_UpdateFee_get_feerate_per_kw(
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UpdateFee_set_feerate_per_kw(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UpdateFee_set_feerate_per_kw"))) TS_UpdateFee_set_feerate_per_kw(uint32_t this_ptr, int32_t val) {
        LDKUpdateFee this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25109,61 +28355,61 @@ void  __attribute__((visibility("default"))) TS_UpdateFee_set_feerate_per_kw(uin
        UpdateFee_set_feerate_per_kw(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFee_new(int8_tArray channel_id_arg, int32_t feerate_per_kw_arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFee_new"))) TS_UpdateFee_new(int8_tArray channel_id_arg, int32_t feerate_per_kw_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKUpdateFee ret_var = UpdateFee_new(channel_id_arg_ref, feerate_per_kw_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t UpdateFee_clone_ptr(LDKUpdateFee *NONNULL_PTR arg) {
+static inline uintptr_t UpdateFee_clone_ptr(LDKUpdateFee *NONNULL_PTR arg) {
        LDKUpdateFee ret_var = UpdateFee_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UpdateFee_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UpdateFee_clone_ptr"))) TS_UpdateFee_clone_ptr(uint32_t arg) {
        LDKUpdateFee arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UpdateFee_clone_ptr(&arg_conv);
+       uint32_t ret_val = UpdateFee_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFee_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UpdateFee_clone"))) TS_UpdateFee_clone(uint32_t orig) {
        LDKUpdateFee orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUpdateFee ret_var = UpdateFee_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_DataLossProtect_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_DataLossProtect_free"))) TS_DataLossProtect_free(uint32_t this_obj) {
        LDKDataLossProtect this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25171,106 +28417,106 @@ void  __attribute__((visibility("default"))) TS_DataLossProtect_free(uint32_t th
        DataLossProtect_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DataLossProtect_get_your_last_per_commitment_secret(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_DataLossProtect_get_your_last_per_commitment_secret"))) TS_DataLossProtect_get_your_last_per_commitment_secret(uint32_t this_ptr) {
        LDKDataLossProtect this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *DataLossProtect_get_your_last_per_commitment_secret(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *DataLossProtect_get_your_last_per_commitment_secret(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_DataLossProtect_set_your_last_per_commitment_secret(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_DataLossProtect_set_your_last_per_commitment_secret"))) TS_DataLossProtect_set_your_last_per_commitment_secret(uint32_t this_ptr, int8_tArray val) {
        LDKDataLossProtect this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        DataLossProtect_set_your_last_per_commitment_secret(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DataLossProtect_get_my_current_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_DataLossProtect_get_my_current_per_commitment_point"))) TS_DataLossProtect_get_my_current_per_commitment_point(uint32_t this_ptr) {
        LDKDataLossProtect this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), DataLossProtect_get_my_current_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, DataLossProtect_get_my_current_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_DataLossProtect_set_my_current_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_DataLossProtect_set_my_current_per_commitment_point"))) TS_DataLossProtect_set_my_current_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKDataLossProtect this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        DataLossProtect_set_my_current_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DataLossProtect_new(int8_tArray your_last_per_commitment_secret_arg, int8_tArray my_current_per_commitment_point_arg) {
+uint32_t  __attribute__((export_name("TS_DataLossProtect_new"))) TS_DataLossProtect_new(int8_tArray your_last_per_commitment_secret_arg, int8_tArray my_current_per_commitment_point_arg) {
        LDKThirtyTwoBytes your_last_per_commitment_secret_arg_ref;
-       CHECK(*((uint32_t*)your_last_per_commitment_secret_arg) == 32);
-       memcpy(your_last_per_commitment_secret_arg_ref.data, (uint8_t*)(your_last_per_commitment_secret_arg + 4), 32);
+       CHECK(your_last_per_commitment_secret_arg->arr_len == 32);
+       memcpy(your_last_per_commitment_secret_arg_ref.data, your_last_per_commitment_secret_arg->elems, 32); FREE(your_last_per_commitment_secret_arg);
        LDKPublicKey my_current_per_commitment_point_arg_ref;
-       CHECK(*((uint32_t*)my_current_per_commitment_point_arg) == 33);
-       memcpy(my_current_per_commitment_point_arg_ref.compressed_form, (uint8_t*)(my_current_per_commitment_point_arg + 4), 33);
+       CHECK(my_current_per_commitment_point_arg->arr_len == 33);
+       memcpy(my_current_per_commitment_point_arg_ref.compressed_form, my_current_per_commitment_point_arg->elems, 33); FREE(my_current_per_commitment_point_arg);
        LDKDataLossProtect ret_var = DataLossProtect_new(your_last_per_commitment_secret_arg_ref, my_current_per_commitment_point_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t DataLossProtect_clone_ptr(LDKDataLossProtect *NONNULL_PTR arg) {
+static inline uintptr_t DataLossProtect_clone_ptr(LDKDataLossProtect *NONNULL_PTR arg) {
        LDKDataLossProtect ret_var = DataLossProtect_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_DataLossProtect_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_DataLossProtect_clone_ptr"))) TS_DataLossProtect_clone_ptr(uint32_t arg) {
        LDKDataLossProtect arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = DataLossProtect_clone_ptr(&arg_conv);
+       uint32_t ret_val = DataLossProtect_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DataLossProtect_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_DataLossProtect_clone"))) TS_DataLossProtect_clone(uint32_t orig) {
        LDKDataLossProtect orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKDataLossProtect ret_var = DataLossProtect_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelReestablish_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelReestablish_free"))) TS_ChannelReestablish_free(uint32_t this_obj) {
        LDKChannelReestablish this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25278,28 +28524,28 @@ void  __attribute__((visibility("default"))) TS_ChannelReestablish_free(uint32_t
        ChannelReestablish_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelReestablish_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelReestablish_get_channel_id"))) TS_ChannelReestablish_get_channel_id(uint32_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ChannelReestablish_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ChannelReestablish_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelReestablish_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelReestablish_set_channel_id"))) TS_ChannelReestablish_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ChannelReestablish_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelReestablish_get_next_local_commitment_number(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelReestablish_get_next_local_commitment_number"))) TS_ChannelReestablish_get_next_local_commitment_number(uint32_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25308,7 +28554,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelReestablish_get_next_l
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelReestablish_set_next_local_commitment_number(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelReestablish_set_next_local_commitment_number"))) TS_ChannelReestablish_set_next_local_commitment_number(uint32_t this_ptr, int64_t val) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25316,7 +28562,7 @@ void  __attribute__((visibility("default"))) TS_ChannelReestablish_set_next_loca
        ChannelReestablish_set_next_local_commitment_number(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ChannelReestablish_get_next_remote_commitment_number(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ChannelReestablish_get_next_remote_commitment_number"))) TS_ChannelReestablish_get_next_remote_commitment_number(uint32_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25325,7 +28571,7 @@ int64_t  __attribute__((visibility("default"))) TS_ChannelReestablish_get_next_r
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelReestablish_set_next_remote_commitment_number(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ChannelReestablish_set_next_remote_commitment_number"))) TS_ChannelReestablish_set_next_remote_commitment_number(uint32_t this_ptr, int64_t val) {
        LDKChannelReestablish this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25333,45 +28579,45 @@ void  __attribute__((visibility("default"))) TS_ChannelReestablish_set_next_remo
        ChannelReestablish_set_next_remote_commitment_number(&this_ptr_conv, val);
 }
 
-static inline uint64_t ChannelReestablish_clone_ptr(LDKChannelReestablish *NONNULL_PTR arg) {
+static inline uintptr_t ChannelReestablish_clone_ptr(LDKChannelReestablish *NONNULL_PTR arg) {
        LDKChannelReestablish ret_var = ChannelReestablish_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelReestablish_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelReestablish_clone_ptr"))) TS_ChannelReestablish_clone_ptr(uint32_t arg) {
        LDKChannelReestablish arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelReestablish_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelReestablish_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelReestablish_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelReestablish_clone"))) TS_ChannelReestablish_clone(uint32_t orig) {
        LDKChannelReestablish orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelReestablish ret_var = ChannelReestablish_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_AnnouncementSignatures_free"))) TS_AnnouncementSignatures_free(uint32_t this_obj) {
        LDKAnnouncementSignatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25379,28 +28625,28 @@ void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_free(uint
        AnnouncementSignatures_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AnnouncementSignatures_get_channel_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AnnouncementSignatures_get_channel_id"))) TS_AnnouncementSignatures_get_channel_id(uint32_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *AnnouncementSignatures_get_channel_id(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *AnnouncementSignatures_get_channel_id(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_set_channel_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AnnouncementSignatures_set_channel_id"))) TS_AnnouncementSignatures_set_channel_id(uint32_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        AnnouncementSignatures_set_channel_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_get_short_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_AnnouncementSignatures_get_short_channel_id"))) TS_AnnouncementSignatures_get_short_channel_id(uint32_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25409,7 +28655,7 @@ int64_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_get_sh
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_set_short_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_AnnouncementSignatures_set_short_channel_id"))) TS_AnnouncementSignatures_set_short_channel_id(uint32_t this_ptr, int64_t val) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25417,196 +28663,196 @@ void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_set_short
        AnnouncementSignatures_set_short_channel_id(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AnnouncementSignatures_get_node_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AnnouncementSignatures_get_node_signature"))) TS_AnnouncementSignatures_get_node_signature(uint32_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AnnouncementSignatures_get_node_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, AnnouncementSignatures_get_node_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_set_node_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AnnouncementSignatures_set_node_signature"))) TS_AnnouncementSignatures_set_node_signature(uint32_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        AnnouncementSignatures_set_node_signature(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AnnouncementSignatures_get_bitcoin_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_AnnouncementSignatures_get_bitcoin_signature"))) TS_AnnouncementSignatures_get_bitcoin_signature(uint32_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), AnnouncementSignatures_get_bitcoin_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, AnnouncementSignatures_get_bitcoin_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_AnnouncementSignatures_set_bitcoin_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_AnnouncementSignatures_set_bitcoin_signature"))) TS_AnnouncementSignatures_set_bitcoin_signature(uint32_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        AnnouncementSignatures_set_bitcoin_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_new(int8_tArray channel_id_arg, int64_t short_channel_id_arg, int8_tArray node_signature_arg, int8_tArray bitcoin_signature_arg) {
+uint32_t  __attribute__((export_name("TS_AnnouncementSignatures_new"))) TS_AnnouncementSignatures_new(int8_tArray channel_id_arg, int64_t short_channel_id_arg, int8_tArray node_signature_arg, int8_tArray bitcoin_signature_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
-       CHECK(*((uint32_t*)channel_id_arg) == 32);
-       memcpy(channel_id_arg_ref.data, (uint8_t*)(channel_id_arg + 4), 32);
+       CHECK(channel_id_arg->arr_len == 32);
+       memcpy(channel_id_arg_ref.data, channel_id_arg->elems, 32); FREE(channel_id_arg);
        LDKSignature node_signature_arg_ref;
-       CHECK(*((uint32_t*)node_signature_arg) == 64);
-       memcpy(node_signature_arg_ref.compact_form, (uint8_t*)(node_signature_arg + 4), 64);
+       CHECK(node_signature_arg->arr_len == 64);
+       memcpy(node_signature_arg_ref.compact_form, node_signature_arg->elems, 64); FREE(node_signature_arg);
        LDKSignature bitcoin_signature_arg_ref;
-       CHECK(*((uint32_t*)bitcoin_signature_arg) == 64);
-       memcpy(bitcoin_signature_arg_ref.compact_form, (uint8_t*)(bitcoin_signature_arg + 4), 64);
+       CHECK(bitcoin_signature_arg->arr_len == 64);
+       memcpy(bitcoin_signature_arg_ref.compact_form, bitcoin_signature_arg->elems, 64); FREE(bitcoin_signature_arg);
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_new(channel_id_arg_ref, short_channel_id_arg, node_signature_arg_ref, bitcoin_signature_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t AnnouncementSignatures_clone_ptr(LDKAnnouncementSignatures *NONNULL_PTR arg) {
+static inline uintptr_t AnnouncementSignatures_clone_ptr(LDKAnnouncementSignatures *NONNULL_PTR arg) {
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_AnnouncementSignatures_clone_ptr"))) TS_AnnouncementSignatures_clone_ptr(uint32_t arg) {
        LDKAnnouncementSignatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = AnnouncementSignatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = AnnouncementSignatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_AnnouncementSignatures_clone"))) TS_AnnouncementSignatures_clone(uint32_t orig) {
        LDKAnnouncementSignatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NetAddress_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_NetAddress_free"))) TS_NetAddress_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKNetAddress this_ptr_conv = *(LDKNetAddress*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        NetAddress_free(this_ptr_conv);
 }
 
-static inline uint64_t NetAddress_clone_ptr(LDKNetAddress *NONNULL_PTR arg) {
+static inline uintptr_t NetAddress_clone_ptr(LDKNetAddress *NONNULL_PTR arg) {
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NetAddress_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NetAddress_clone_ptr"))) TS_NetAddress_clone_ptr(uint32_t arg) {
        LDKNetAddress* arg_conv = (LDKNetAddress*)arg;
-       int64_t ret_val = NetAddress_clone_ptr(arg_conv);
+       uint32_t ret_val = NetAddress_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NetAddress_clone"))) TS_NetAddress_clone(uint32_t orig) {
        LDKNetAddress* orig_conv = (LDKNetAddress*)orig;
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_ipv4(int8_tArray addr, int16_t port) {
+uint32_t  __attribute__((export_name("TS_NetAddress_ipv4"))) TS_NetAddress_ipv4(int8_tArray addr, int16_t port) {
        LDKFourBytes addr_ref;
-       CHECK(*((uint32_t*)addr) == 4);
-       memcpy(addr_ref.data, (uint8_t*)(addr + 4), 4);
+       CHECK(addr->arr_len == 4);
+       memcpy(addr_ref.data, addr->elems, 4); FREE(addr);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_ipv4(addr_ref, port);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_ipv6(int8_tArray addr, int16_t port) {
+uint32_t  __attribute__((export_name("TS_NetAddress_ipv6"))) TS_NetAddress_ipv6(int8_tArray addr, int16_t port) {
        LDKSixteenBytes addr_ref;
-       CHECK(*((uint32_t*)addr) == 16);
-       memcpy(addr_ref.data, (uint8_t*)(addr + 4), 16);
+       CHECK(addr->arr_len == 16);
+       memcpy(addr_ref.data, addr->elems, 16); FREE(addr);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_ipv6(addr_ref, port);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_onion_v2(int8_tArray a) {
+uint32_t  __attribute__((export_name("TS_NetAddress_onion_v2"))) TS_NetAddress_onion_v2(int8_tArray a) {
        LDKTwelveBytes a_ref;
-       CHECK(*((uint32_t*)a) == 12);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 12);
+       CHECK(a->arr_len == 12);
+       memcpy(a_ref.data, a->elems, 12); FREE(a);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_onion_v2(a_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_onion_v3(int8_tArray ed25519_pubkey, int16_t checksum, int8_t version, int16_t port) {
+uint32_t  __attribute__((export_name("TS_NetAddress_onion_v3"))) TS_NetAddress_onion_v3(int8_tArray ed25519_pubkey, int16_t checksum, int8_t version, int16_t port) {
        LDKThirtyTwoBytes ed25519_pubkey_ref;
-       CHECK(*((uint32_t*)ed25519_pubkey) == 32);
-       memcpy(ed25519_pubkey_ref.data, (uint8_t*)(ed25519_pubkey + 4), 32);
+       CHECK(ed25519_pubkey->arr_len == 32);
+       memcpy(ed25519_pubkey_ref.data, ed25519_pubkey->elems, 32); FREE(ed25519_pubkey);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_onion_v3(ed25519_pubkey_ref, checksum, version, port);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NetAddress_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NetAddress_write"))) TS_NetAddress_write(uint32_t obj) {
        LDKNetAddress* obj_conv = (LDKNetAddress*)obj;
        LDKCVec_u8Z ret_var = NetAddress_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetAddress_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NetAddress_read"))) TS_NetAddress_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = NetAddress_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_free"))) TS_UnsignedNodeAnnouncement_free(uint32_t this_obj) {
        LDKUnsignedNodeAnnouncement this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25614,24 +28860,24 @@ void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_free(ui
        UnsignedNodeAnnouncement_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_UnsignedNodeAnnouncement_get_features"))) TS_UnsignedNodeAnnouncement_get_features(uint32_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeFeatures ret_var = UnsignedNodeAnnouncement_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_features"))) TS_UnsignedNodeAnnouncement_set_features(uint32_t this_ptr, uint32_t val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25644,7 +28890,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_fea
        UnsignedNodeAnnouncement_set_features(&this_ptr_conv, val_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_timestamp(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UnsignedNodeAnnouncement_get_timestamp"))) TS_UnsignedNodeAnnouncement_get_timestamp(uint32_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25653,7 +28899,7 @@ int32_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_timestamp(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_timestamp"))) TS_UnsignedNodeAnnouncement_set_timestamp(uint32_t this_ptr, int32_t val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25661,131 +28907,131 @@ void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_tim
        UnsignedNodeAnnouncement_set_timestamp(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_node_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedNodeAnnouncement_get_node_id"))) TS_UnsignedNodeAnnouncement_get_node_id(uint32_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), UnsignedNodeAnnouncement_get_node_id(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, UnsignedNodeAnnouncement_get_node_id(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_node_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_node_id"))) TS_UnsignedNodeAnnouncement_set_node_id(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        UnsignedNodeAnnouncement_set_node_id(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_rgb(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedNodeAnnouncement_get_rgb"))) TS_UnsignedNodeAnnouncement_get_rgb(uint32_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(3, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UnsignedNodeAnnouncement_get_rgb(&this_ptr_conv), 3);
+       int8_tArray ret_arr = init_int8_tArray(3, __LINE__);
+       memcpy(ret_arr->elems, *UnsignedNodeAnnouncement_get_rgb(&this_ptr_conv), 3);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_rgb(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_rgb"))) TS_UnsignedNodeAnnouncement_set_rgb(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThreeBytes val_ref;
-       CHECK(*((uint32_t*)val) == 3);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 3);
+       CHECK(val->arr_len == 3);
+       memcpy(val_ref.data, val->elems, 3); FREE(val);
        UnsignedNodeAnnouncement_set_rgb(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_get_alias(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedNodeAnnouncement_get_alias"))) TS_UnsignedNodeAnnouncement_get_alias(uint32_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UnsignedNodeAnnouncement_get_alias(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UnsignedNodeAnnouncement_get_alias(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_alias(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_alias"))) TS_UnsignedNodeAnnouncement_set_alias(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UnsignedNodeAnnouncement_set_alias(&this_ptr_conv, val_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_set_addresses(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_UnsignedNodeAnnouncement_set_addresses"))) TS_UnsignedNodeAnnouncement_set_addresses(uint32_t this_ptr, uint32_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_NetAddressZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t m = 0; m < val_constr.datalen; m++) {
                uint32_t val_conv_12 = val_vals[m];
-               void* val_conv_12_ptr = (void*)(((uint64_t)val_conv_12) & ~1);
+               void* val_conv_12_ptr = (void*)(((uintptr_t)val_conv_12) & ~1);
                CHECK_ACCESS(val_conv_12_ptr);
                LDKNetAddress val_conv_12_conv = *(LDKNetAddress*)(val_conv_12_ptr);
-               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uint64_t)val_conv_12) & ~1));
+               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)val_conv_12) & ~1));
                val_constr.data[m] = val_conv_12_conv;
        }
        UnsignedNodeAnnouncement_set_addresses(&this_ptr_conv, val_constr);
 }
 
-static inline uint64_t UnsignedNodeAnnouncement_clone_ptr(LDKUnsignedNodeAnnouncement *NONNULL_PTR arg) {
+static inline uintptr_t UnsignedNodeAnnouncement_clone_ptr(LDKUnsignedNodeAnnouncement *NONNULL_PTR arg) {
        LDKUnsignedNodeAnnouncement ret_var = UnsignedNodeAnnouncement_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UnsignedNodeAnnouncement_clone_ptr"))) TS_UnsignedNodeAnnouncement_clone_ptr(uint32_t arg) {
        LDKUnsignedNodeAnnouncement arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UnsignedNodeAnnouncement_clone_ptr(&arg_conv);
+       uint32_t ret_val = UnsignedNodeAnnouncement_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UnsignedNodeAnnouncement_clone"))) TS_UnsignedNodeAnnouncement_clone(uint32_t orig) {
        LDKUnsignedNodeAnnouncement orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUnsignedNodeAnnouncement ret_var = UnsignedNodeAnnouncement_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncement_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NodeAnnouncement_free"))) TS_NodeAnnouncement_free(uint32_t this_obj) {
        LDKNodeAnnouncement this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25793,45 +29039,45 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncement_free(uint32_t t
        NodeAnnouncement_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeAnnouncement_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_NodeAnnouncement_get_signature"))) TS_NodeAnnouncement_get_signature(uint32_t this_ptr) {
        LDKNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), NodeAnnouncement_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, NodeAnnouncement_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncement_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_NodeAnnouncement_set_signature"))) TS_NodeAnnouncement_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        NodeAnnouncement_set_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncement_get_contents(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncement_get_contents"))) TS_NodeAnnouncement_get_contents(uint32_t this_ptr) {
        LDKNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKUnsignedNodeAnnouncement ret_var = NodeAnnouncement_get_contents(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncement_set_contents(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_NodeAnnouncement_set_contents"))) TS_NodeAnnouncement_set_contents(uint32_t this_ptr, uint32_t val) {
        LDKNodeAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25844,66 +29090,66 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncement_set_contents(ui
        NodeAnnouncement_set_contents(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncement_new(int8_tArray signature_arg, uint32_t contents_arg) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncement_new"))) TS_NodeAnnouncement_new(int8_tArray signature_arg, uint32_t contents_arg) {
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKUnsignedNodeAnnouncement contents_arg_conv;
        contents_arg_conv.inner = (void*)(contents_arg & (~1));
        contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedNodeAnnouncement_clone(&contents_arg_conv);
        LDKNodeAnnouncement ret_var = NodeAnnouncement_new(signature_arg_ref, contents_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t NodeAnnouncement_clone_ptr(LDKNodeAnnouncement *NONNULL_PTR arg) {
+static inline uintptr_t NodeAnnouncement_clone_ptr(LDKNodeAnnouncement *NONNULL_PTR arg) {
        LDKNodeAnnouncement ret_var = NodeAnnouncement_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NodeAnnouncement_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncement_clone_ptr"))) TS_NodeAnnouncement_clone_ptr(uint32_t arg) {
        LDKNodeAnnouncement arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NodeAnnouncement_clone_ptr(&arg_conv);
+       uint32_t ret_val = NodeAnnouncement_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncement_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncement_clone"))) TS_NodeAnnouncement_clone(uint32_t orig) {
        LDKNodeAnnouncement orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNodeAnnouncement ret_var = NodeAnnouncement_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_free"))) TS_UnsignedChannelAnnouncement_free(uint32_t this_obj) {
        LDKUnsignedChannelAnnouncement this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -25911,24 +29157,24 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_free
        UnsignedChannelAnnouncement_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_features"))) TS_UnsignedChannelAnnouncement_get_features(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelFeatures ret_var = UnsignedChannelAnnouncement_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_features"))) TS_UnsignedChannelAnnouncement_set_features(uint32_t this_ptr, uint32_t val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25941,28 +29187,28 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_
        UnsignedChannelAnnouncement_set_features(&this_ptr_conv, val_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_chain_hash"))) TS_UnsignedChannelAnnouncement_get_chain_hash(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UnsignedChannelAnnouncement_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UnsignedChannelAnnouncement_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_chain_hash"))) TS_UnsignedChannelAnnouncement_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UnsignedChannelAnnouncement_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_short_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_short_channel_id"))) TS_UnsignedChannelAnnouncement_get_short_channel_id(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25971,7 +29217,7 @@ int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_g
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_short_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_short_channel_id"))) TS_UnsignedChannelAnnouncement_set_short_channel_id(uint32_t this_ptr, int64_t val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -25979,129 +29225,129 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_
        UnsignedChannelAnnouncement_set_short_channel_id(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_node_id_1(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_node_id_1"))) TS_UnsignedChannelAnnouncement_get_node_id_1(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), UnsignedChannelAnnouncement_get_node_id_1(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, UnsignedChannelAnnouncement_get_node_id_1(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_node_id_1(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_node_id_1"))) TS_UnsignedChannelAnnouncement_set_node_id_1(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        UnsignedChannelAnnouncement_set_node_id_1(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_node_id_2(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_node_id_2"))) TS_UnsignedChannelAnnouncement_get_node_id_2(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), UnsignedChannelAnnouncement_get_node_id_2(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, UnsignedChannelAnnouncement_get_node_id_2(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_node_id_2(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_node_id_2"))) TS_UnsignedChannelAnnouncement_set_node_id_2(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        UnsignedChannelAnnouncement_set_node_id_2(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_bitcoin_key_1(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_bitcoin_key_1"))) TS_UnsignedChannelAnnouncement_get_bitcoin_key_1(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), UnsignedChannelAnnouncement_get_bitcoin_key_1(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, UnsignedChannelAnnouncement_get_bitcoin_key_1(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_bitcoin_key_1(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_bitcoin_key_1"))) TS_UnsignedChannelAnnouncement_set_bitcoin_key_1(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        UnsignedChannelAnnouncement_set_bitcoin_key_1(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_get_bitcoin_key_2(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_get_bitcoin_key_2"))) TS_UnsignedChannelAnnouncement_get_bitcoin_key_2(uint32_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), UnsignedChannelAnnouncement_get_bitcoin_key_2(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, UnsignedChannelAnnouncement_get_bitcoin_key_2(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_set_bitcoin_key_2(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelAnnouncement_set_bitcoin_key_2"))) TS_UnsignedChannelAnnouncement_set_bitcoin_key_2(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        UnsignedChannelAnnouncement_set_bitcoin_key_2(&this_ptr_conv, val_ref);
 }
 
-static inline uint64_t UnsignedChannelAnnouncement_clone_ptr(LDKUnsignedChannelAnnouncement *NONNULL_PTR arg) {
+static inline uintptr_t UnsignedChannelAnnouncement_clone_ptr(LDKUnsignedChannelAnnouncement *NONNULL_PTR arg) {
        LDKUnsignedChannelAnnouncement ret_var = UnsignedChannelAnnouncement_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelAnnouncement_clone_ptr"))) TS_UnsignedChannelAnnouncement_clone_ptr(uint32_t arg) {
        LDKUnsignedChannelAnnouncement arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UnsignedChannelAnnouncement_clone_ptr(&arg_conv);
+       uint32_t ret_val = UnsignedChannelAnnouncement_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelAnnouncement_clone"))) TS_UnsignedChannelAnnouncement_clone(uint32_t orig) {
        LDKUnsignedChannelAnnouncement orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUnsignedChannelAnnouncement ret_var = UnsignedChannelAnnouncement_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_free"))) TS_ChannelAnnouncement_free(uint32_t this_obj) {
        LDKChannelAnnouncement this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26109,108 +29355,108 @@ void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_free(uint32_
        ChannelAnnouncement_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelAnnouncement_get_node_signature_1(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelAnnouncement_get_node_signature_1"))) TS_ChannelAnnouncement_get_node_signature_1(uint32_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelAnnouncement_get_node_signature_1(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ChannelAnnouncement_get_node_signature_1(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_node_signature_1(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_set_node_signature_1"))) TS_ChannelAnnouncement_set_node_signature_1(uint32_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ChannelAnnouncement_set_node_signature_1(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelAnnouncement_get_node_signature_2(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelAnnouncement_get_node_signature_2"))) TS_ChannelAnnouncement_get_node_signature_2(uint32_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelAnnouncement_get_node_signature_2(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ChannelAnnouncement_get_node_signature_2(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_node_signature_2(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_set_node_signature_2"))) TS_ChannelAnnouncement_set_node_signature_2(uint32_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ChannelAnnouncement_set_node_signature_2(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelAnnouncement_get_bitcoin_signature_1(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelAnnouncement_get_bitcoin_signature_1"))) TS_ChannelAnnouncement_get_bitcoin_signature_1(uint32_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelAnnouncement_get_bitcoin_signature_1(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ChannelAnnouncement_get_bitcoin_signature_1(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_bitcoin_signature_1(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_set_bitcoin_signature_1"))) TS_ChannelAnnouncement_set_bitcoin_signature_1(uint32_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ChannelAnnouncement_set_bitcoin_signature_1(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelAnnouncement_get_bitcoin_signature_2(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelAnnouncement_get_bitcoin_signature_2"))) TS_ChannelAnnouncement_get_bitcoin_signature_2(uint32_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelAnnouncement_get_bitcoin_signature_2(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ChannelAnnouncement_get_bitcoin_signature_2(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_bitcoin_signature_2(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_set_bitcoin_signature_2"))) TS_ChannelAnnouncement_set_bitcoin_signature_2(uint32_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ChannelAnnouncement_set_bitcoin_signature_2(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelAnnouncement_get_contents(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelAnnouncement_get_contents"))) TS_ChannelAnnouncement_get_contents(uint32_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKUnsignedChannelAnnouncement ret_var = ChannelAnnouncement_get_contents(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_contents(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelAnnouncement_set_contents"))) TS_ChannelAnnouncement_set_contents(uint32_t this_ptr, uint32_t val) {
        LDKChannelAnnouncement this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26223,75 +29469,75 @@ void  __attribute__((visibility("default"))) TS_ChannelAnnouncement_set_contents
        ChannelAnnouncement_set_contents(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelAnnouncement_new(int8_tArray node_signature_1_arg, int8_tArray node_signature_2_arg, int8_tArray bitcoin_signature_1_arg, int8_tArray bitcoin_signature_2_arg, uint32_t contents_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelAnnouncement_new"))) TS_ChannelAnnouncement_new(int8_tArray node_signature_1_arg, int8_tArray node_signature_2_arg, int8_tArray bitcoin_signature_1_arg, int8_tArray bitcoin_signature_2_arg, uint32_t contents_arg) {
        LDKSignature node_signature_1_arg_ref;
-       CHECK(*((uint32_t*)node_signature_1_arg) == 64);
-       memcpy(node_signature_1_arg_ref.compact_form, (uint8_t*)(node_signature_1_arg + 4), 64);
+       CHECK(node_signature_1_arg->arr_len == 64);
+       memcpy(node_signature_1_arg_ref.compact_form, node_signature_1_arg->elems, 64); FREE(node_signature_1_arg);
        LDKSignature node_signature_2_arg_ref;
-       CHECK(*((uint32_t*)node_signature_2_arg) == 64);
-       memcpy(node_signature_2_arg_ref.compact_form, (uint8_t*)(node_signature_2_arg + 4), 64);
+       CHECK(node_signature_2_arg->arr_len == 64);
+       memcpy(node_signature_2_arg_ref.compact_form, node_signature_2_arg->elems, 64); FREE(node_signature_2_arg);
        LDKSignature bitcoin_signature_1_arg_ref;
-       CHECK(*((uint32_t*)bitcoin_signature_1_arg) == 64);
-       memcpy(bitcoin_signature_1_arg_ref.compact_form, (uint8_t*)(bitcoin_signature_1_arg + 4), 64);
+       CHECK(bitcoin_signature_1_arg->arr_len == 64);
+       memcpy(bitcoin_signature_1_arg_ref.compact_form, bitcoin_signature_1_arg->elems, 64); FREE(bitcoin_signature_1_arg);
        LDKSignature bitcoin_signature_2_arg_ref;
-       CHECK(*((uint32_t*)bitcoin_signature_2_arg) == 64);
-       memcpy(bitcoin_signature_2_arg_ref.compact_form, (uint8_t*)(bitcoin_signature_2_arg + 4), 64);
+       CHECK(bitcoin_signature_2_arg->arr_len == 64);
+       memcpy(bitcoin_signature_2_arg_ref.compact_form, bitcoin_signature_2_arg->elems, 64); FREE(bitcoin_signature_2_arg);
        LDKUnsignedChannelAnnouncement contents_arg_conv;
        contents_arg_conv.inner = (void*)(contents_arg & (~1));
        contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedChannelAnnouncement_clone(&contents_arg_conv);
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_new(node_signature_1_arg_ref, node_signature_2_arg_ref, bitcoin_signature_1_arg_ref, bitcoin_signature_2_arg_ref, contents_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelAnnouncement_clone_ptr(LDKChannelAnnouncement *NONNULL_PTR arg) {
+static inline uintptr_t ChannelAnnouncement_clone_ptr(LDKChannelAnnouncement *NONNULL_PTR arg) {
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelAnnouncement_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelAnnouncement_clone_ptr"))) TS_ChannelAnnouncement_clone_ptr(uint32_t arg) {
        LDKChannelAnnouncement arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelAnnouncement_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelAnnouncement_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelAnnouncement_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelAnnouncement_clone"))) TS_ChannelAnnouncement_clone(uint32_t orig) {
        LDKChannelAnnouncement orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_free"))) TS_UnsignedChannelUpdate_free(uint32_t this_obj) {
        LDKUnsignedChannelUpdate this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26299,28 +29545,28 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_free(uint3
        UnsignedChannelUpdate_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelUpdate_get_chain_hash"))) TS_UnsignedChannelUpdate_get_chain_hash(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *UnsignedChannelUpdate_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *UnsignedChannelUpdate_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_chain_hash"))) TS_UnsignedChannelUpdate_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        UnsignedChannelUpdate_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_short_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_short_channel_id"))) TS_UnsignedChannelUpdate_get_short_channel_id(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26329,7 +29575,7 @@ int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_sho
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_short_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_short_channel_id"))) TS_UnsignedChannelUpdate_set_short_channel_id(uint32_t this_ptr, int64_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26337,7 +29583,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_short_
        UnsignedChannelUpdate_set_short_channel_id(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_timestamp(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_timestamp"))) TS_UnsignedChannelUpdate_get_timestamp(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26346,7 +29592,7 @@ int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_tim
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_timestamp(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_timestamp"))) TS_UnsignedChannelUpdate_set_timestamp(uint32_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26354,7 +29600,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_timest
        UnsignedChannelUpdate_set_timestamp(&this_ptr_conv, val);
 }
 
-int8_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_flags(uint32_t this_ptr) {
+int8_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_flags"))) TS_UnsignedChannelUpdate_get_flags(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26363,7 +29609,7 @@ int8_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_flag
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_flags(uint32_t this_ptr, int8_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_flags"))) TS_UnsignedChannelUpdate_set_flags(uint32_t this_ptr, int8_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26371,7 +29617,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_flags(
        UnsignedChannelUpdate_set_flags(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_cltv_expiry_delta(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_cltv_expiry_delta"))) TS_UnsignedChannelUpdate_get_cltv_expiry_delta(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26380,7 +29626,7 @@ int16_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_clt
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_cltv_expiry_delta"))) TS_UnsignedChannelUpdate_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26388,7 +29634,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_cltv_e
        UnsignedChannelUpdate_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_htlc_minimum_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_htlc_minimum_msat"))) TS_UnsignedChannelUpdate_get_htlc_minimum_msat(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26397,7 +29643,7 @@ int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_htl
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_htlc_minimum_msat"))) TS_UnsignedChannelUpdate_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26405,7 +29651,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_htlc_m
        UnsignedChannelUpdate_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_fee_base_msat(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_fee_base_msat"))) TS_UnsignedChannelUpdate_get_fee_base_msat(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26414,7 +29660,7 @@ int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_fee
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_fee_base_msat(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_fee_base_msat"))) TS_UnsignedChannelUpdate_set_fee_base_msat(uint32_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26422,7 +29668,7 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_fee_ba
        UnsignedChannelUpdate_set_fee_base_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_fee_proportional_millionths(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_get_fee_proportional_millionths"))) TS_UnsignedChannelUpdate_get_fee_proportional_millionths(uint32_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26431,7 +29677,7 @@ int32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_get_fee
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_UnsignedChannelUpdate_set_fee_proportional_millionths"))) TS_UnsignedChannelUpdate_set_fee_proportional_millionths(uint32_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26439,45 +29685,45 @@ void  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_set_fee_pr
        UnsignedChannelUpdate_set_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
-static inline uint64_t UnsignedChannelUpdate_clone_ptr(LDKUnsignedChannelUpdate *NONNULL_PTR arg) {
+static inline uintptr_t UnsignedChannelUpdate_clone_ptr(LDKUnsignedChannelUpdate *NONNULL_PTR arg) {
        LDKUnsignedChannelUpdate ret_var = UnsignedChannelUpdate_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_clone_ptr"))) TS_UnsignedChannelUpdate_clone_ptr(uint32_t arg) {
        LDKUnsignedChannelUpdate arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = UnsignedChannelUpdate_clone_ptr(&arg_conv);
+       uint32_t ret_val = UnsignedChannelUpdate_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_clone"))) TS_UnsignedChannelUpdate_clone(uint32_t orig) {
        LDKUnsignedChannelUpdate orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKUnsignedChannelUpdate ret_var = UnsignedChannelUpdate_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelUpdate_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelUpdate_free"))) TS_ChannelUpdate_free(uint32_t this_obj) {
        LDKChannelUpdate this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26485,45 +29731,45 @@ void  __attribute__((visibility("default"))) TS_ChannelUpdate_free(uint32_t this
        ChannelUpdate_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelUpdate_get_signature(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelUpdate_get_signature"))) TS_ChannelUpdate_get_signature(uint32_t this_ptr) {
        LDKChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelUpdate_get_signature(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, ChannelUpdate_get_signature(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelUpdate_set_signature(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelUpdate_set_signature"))) TS_ChannelUpdate_set_signature(uint32_t this_ptr, int8_tArray val) {
        LDKChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        ChannelUpdate_set_signature(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelUpdate_get_contents(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdate_get_contents"))) TS_ChannelUpdate_get_contents(uint32_t this_ptr) {
        LDKChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKUnsignedChannelUpdate ret_var = ChannelUpdate_get_contents(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelUpdate_set_contents(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelUpdate_set_contents"))) TS_ChannelUpdate_set_contents(uint32_t this_ptr, uint32_t val) {
        LDKChannelUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26536,66 +29782,66 @@ void  __attribute__((visibility("default"))) TS_ChannelUpdate_set_contents(uint3
        ChannelUpdate_set_contents(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelUpdate_new(int8_tArray signature_arg, uint32_t contents_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdate_new"))) TS_ChannelUpdate_new(int8_tArray signature_arg, uint32_t contents_arg) {
        LDKSignature signature_arg_ref;
-       CHECK(*((uint32_t*)signature_arg) == 64);
-       memcpy(signature_arg_ref.compact_form, (uint8_t*)(signature_arg + 4), 64);
+       CHECK(signature_arg->arr_len == 64);
+       memcpy(signature_arg_ref.compact_form, signature_arg->elems, 64); FREE(signature_arg);
        LDKUnsignedChannelUpdate contents_arg_conv;
        contents_arg_conv.inner = (void*)(contents_arg & (~1));
        contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedChannelUpdate_clone(&contents_arg_conv);
        LDKChannelUpdate ret_var = ChannelUpdate_new(signature_arg_ref, contents_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelUpdate_clone_ptr(LDKChannelUpdate *NONNULL_PTR arg) {
+static inline uintptr_t ChannelUpdate_clone_ptr(LDKChannelUpdate *NONNULL_PTR arg) {
        LDKChannelUpdate ret_var = ChannelUpdate_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdate_clone_ptr"))) TS_ChannelUpdate_clone_ptr(uint32_t arg) {
        LDKChannelUpdate arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelUpdate_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelUpdate_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdate_clone"))) TS_ChannelUpdate_clone(uint32_t orig) {
        LDKChannelUpdate orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelUpdate ret_var = ChannelUpdate_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryChannelRange_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_QueryChannelRange_free"))) TS_QueryChannelRange_free(uint32_t this_obj) {
        LDKQueryChannelRange this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26603,28 +29849,28 @@ void  __attribute__((visibility("default"))) TS_QueryChannelRange_free(uint32_t
        QueryChannelRange_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_QueryChannelRange_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_QueryChannelRange_get_chain_hash"))) TS_QueryChannelRange_get_chain_hash(uint32_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *QueryChannelRange_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *QueryChannelRange_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryChannelRange_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_QueryChannelRange_set_chain_hash"))) TS_QueryChannelRange_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        QueryChannelRange_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_get_first_blocknum(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_QueryChannelRange_get_first_blocknum"))) TS_QueryChannelRange_get_first_blocknum(uint32_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26633,7 +29879,7 @@ int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_get_first_b
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryChannelRange_set_first_blocknum(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_QueryChannelRange_set_first_blocknum"))) TS_QueryChannelRange_set_first_blocknum(uint32_t this_ptr, int32_t val) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26641,7 +29887,7 @@ void  __attribute__((visibility("default"))) TS_QueryChannelRange_set_first_bloc
        QueryChannelRange_set_first_blocknum(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_get_number_of_blocks(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_QueryChannelRange_get_number_of_blocks"))) TS_QueryChannelRange_get_number_of_blocks(uint32_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26650,7 +29896,7 @@ int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_get_number_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryChannelRange_set_number_of_blocks(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_QueryChannelRange_set_number_of_blocks"))) TS_QueryChannelRange_set_number_of_blocks(uint32_t this_ptr, int32_t val) {
        LDKQueryChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26658,61 +29904,61 @@ void  __attribute__((visibility("default"))) TS_QueryChannelRange_set_number_of_
        QueryChannelRange_set_number_of_blocks(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_new(int8_tArray chain_hash_arg, int32_t first_blocknum_arg, int32_t number_of_blocks_arg) {
+uint32_t  __attribute__((export_name("TS_QueryChannelRange_new"))) TS_QueryChannelRange_new(int8_tArray chain_hash_arg, int32_t first_blocknum_arg, int32_t number_of_blocks_arg) {
        LDKThirtyTwoBytes chain_hash_arg_ref;
-       CHECK(*((uint32_t*)chain_hash_arg) == 32);
-       memcpy(chain_hash_arg_ref.data, (uint8_t*)(chain_hash_arg + 4), 32);
+       CHECK(chain_hash_arg->arr_len == 32);
+       memcpy(chain_hash_arg_ref.data, chain_hash_arg->elems, 32); FREE(chain_hash_arg);
        LDKQueryChannelRange ret_var = QueryChannelRange_new(chain_hash_arg_ref, first_blocknum_arg, number_of_blocks_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t QueryChannelRange_clone_ptr(LDKQueryChannelRange *NONNULL_PTR arg) {
+static inline uintptr_t QueryChannelRange_clone_ptr(LDKQueryChannelRange *NONNULL_PTR arg) {
        LDKQueryChannelRange ret_var = QueryChannelRange_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_QueryChannelRange_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_QueryChannelRange_clone_ptr"))) TS_QueryChannelRange_clone_ptr(uint32_t arg) {
        LDKQueryChannelRange arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = QueryChannelRange_clone_ptr(&arg_conv);
+       uint32_t ret_val = QueryChannelRange_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_QueryChannelRange_clone"))) TS_QueryChannelRange_clone(uint32_t orig) {
        LDKQueryChannelRange orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKQueryChannelRange ret_var = QueryChannelRange_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ReplyChannelRange_free"))) TS_ReplyChannelRange_free(uint32_t this_obj) {
        LDKReplyChannelRange this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26720,28 +29966,28 @@ void  __attribute__((visibility("default"))) TS_ReplyChannelRange_free(uint32_t
        ReplyChannelRange_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ReplyChannelRange_get_chain_hash"))) TS_ReplyChannelRange_get_chain_hash(uint32_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ReplyChannelRange_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ReplyChannelRange_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ReplyChannelRange_set_chain_hash"))) TS_ReplyChannelRange_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ReplyChannelRange_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_first_blocknum(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ReplyChannelRange_get_first_blocknum"))) TS_ReplyChannelRange_get_first_blocknum(uint32_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26750,7 +29996,7 @@ int32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_first_b
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_first_blocknum(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ReplyChannelRange_set_first_blocknum"))) TS_ReplyChannelRange_set_first_blocknum(uint32_t this_ptr, int32_t val) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26758,7 +30004,7 @@ void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_first_bloc
        ReplyChannelRange_set_first_blocknum(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_number_of_blocks(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_ReplyChannelRange_get_number_of_blocks"))) TS_ReplyChannelRange_get_number_of_blocks(uint32_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26767,7 +30013,7 @@ int32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_number_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_number_of_blocks(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_ReplyChannelRange_set_number_of_blocks"))) TS_ReplyChannelRange_set_number_of_blocks(uint32_t this_ptr, int32_t val) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26775,7 +30021,7 @@ void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_number_of_
        ReplyChannelRange_set_number_of_blocks(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_sync_complete(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ReplyChannelRange_get_sync_complete"))) TS_ReplyChannelRange_get_sync_complete(uint32_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26784,7 +30030,7 @@ jboolean  __attribute__((visibility("default"))) TS_ReplyChannelRange_get_sync_c
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_sync_complete(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ReplyChannelRange_set_sync_complete"))) TS_ReplyChannelRange_set_sync_complete(uint32_t this_ptr, jboolean val) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -26792,18 +30038,18 @@ void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_sync_compl
        ReplyChannelRange_set_sync_complete(&this_ptr_conv, val);
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_short_channel_ids(uint32_t this_ptr, int64_tArray val) {
+void  __attribute__((export_name("TS_ReplyChannelRange_set_short_channel_ids"))) TS_ReplyChannelRange_set_short_channel_ids(uint32_t this_ptr, int64_tArray val) {
        LDKReplyChannelRange this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u64Z val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                val_constr.data = NULL;
-       int64_t* val_vals = (int64_t*)(val + 4);
+       int64_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t i = 0; i < val_constr.datalen; i++) {
                int64_t val_conv_8 = val_vals[i];
                val_constr.data[i] = val_conv_8;
@@ -26811,72 +30057,72 @@ void  __attribute__((visibility("default"))) TS_ReplyChannelRange_set_short_chan
        ReplyChannelRange_set_short_channel_ids(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_new(int8_tArray chain_hash_arg, int32_t first_blocknum_arg, int32_t number_of_blocks_arg, jboolean sync_complete_arg, int64_tArray short_channel_ids_arg) {
+uint32_t  __attribute__((export_name("TS_ReplyChannelRange_new"))) TS_ReplyChannelRange_new(int8_tArray chain_hash_arg, int32_t first_blocknum_arg, int32_t number_of_blocks_arg, jboolean sync_complete_arg, int64_tArray short_channel_ids_arg) {
        LDKThirtyTwoBytes chain_hash_arg_ref;
-       CHECK(*((uint32_t*)chain_hash_arg) == 32);
-       memcpy(chain_hash_arg_ref.data, (uint8_t*)(chain_hash_arg + 4), 32);
+       CHECK(chain_hash_arg->arr_len == 32);
+       memcpy(chain_hash_arg_ref.data, chain_hash_arg->elems, 32); FREE(chain_hash_arg);
        LDKCVec_u64Z short_channel_ids_arg_constr;
-       short_channel_ids_arg_constr.datalen = *((uint32_t*)short_channel_ids_arg);
+       short_channel_ids_arg_constr.datalen = short_channel_ids_arg->arr_len;
        if (short_channel_ids_arg_constr.datalen > 0)
                short_channel_ids_arg_constr.data = MALLOC(short_channel_ids_arg_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                short_channel_ids_arg_constr.data = NULL;
-       int64_t* short_channel_ids_arg_vals = (int64_t*)(short_channel_ids_arg + 4);
+       int64_t* short_channel_ids_arg_vals = short_channel_ids_arg->elems /* XXX short_channel_ids_arg leaks */;
        for (size_t i = 0; i < short_channel_ids_arg_constr.datalen; i++) {
                int64_t short_channel_ids_arg_conv_8 = short_channel_ids_arg_vals[i];
                short_channel_ids_arg_constr.data[i] = short_channel_ids_arg_conv_8;
        }
        LDKReplyChannelRange ret_var = ReplyChannelRange_new(chain_hash_arg_ref, first_blocknum_arg, number_of_blocks_arg, sync_complete_arg, short_channel_ids_arg_constr);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ReplyChannelRange_clone_ptr(LDKReplyChannelRange *NONNULL_PTR arg) {
+static inline uintptr_t ReplyChannelRange_clone_ptr(LDKReplyChannelRange *NONNULL_PTR arg) {
        LDKReplyChannelRange ret_var = ReplyChannelRange_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ReplyChannelRange_clone_ptr"))) TS_ReplyChannelRange_clone_ptr(uint32_t arg) {
        LDKReplyChannelRange arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ReplyChannelRange_clone_ptr(&arg_conv);
+       uint32_t ret_val = ReplyChannelRange_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ReplyChannelRange_clone"))) TS_ReplyChannelRange_clone(uint32_t orig) {
        LDKReplyChannelRange orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKReplyChannelRange ret_var = ReplyChannelRange_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryShortChannelIds_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_QueryShortChannelIds_free"))) TS_QueryShortChannelIds_free(uint32_t this_obj) {
        LDKQueryShortChannelIds this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26884,39 +30130,39 @@ void  __attribute__((visibility("default"))) TS_QueryShortChannelIds_free(uint32
        QueryShortChannelIds_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_QueryShortChannelIds_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_QueryShortChannelIds_get_chain_hash"))) TS_QueryShortChannelIds_get_chain_hash(uint32_t this_ptr) {
        LDKQueryShortChannelIds this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *QueryShortChannelIds_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *QueryShortChannelIds_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_QueryShortChannelIds_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_QueryShortChannelIds_set_chain_hash"))) TS_QueryShortChannelIds_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKQueryShortChannelIds this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        QueryShortChannelIds_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_QueryShortChannelIds_set_short_channel_ids(uint32_t this_ptr, int64_tArray val) {
+void  __attribute__((export_name("TS_QueryShortChannelIds_set_short_channel_ids"))) TS_QueryShortChannelIds_set_short_channel_ids(uint32_t this_ptr, int64_tArray val) {
        LDKQueryShortChannelIds this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u64Z val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                val_constr.data = NULL;
-       int64_t* val_vals = (int64_t*)(val + 4);
+       int64_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t i = 0; i < val_constr.datalen; i++) {
                int64_t val_conv_8 = val_vals[i];
                val_constr.data[i] = val_conv_8;
@@ -26924,72 +30170,72 @@ void  __attribute__((visibility("default"))) TS_QueryShortChannelIds_set_short_c
        QueryShortChannelIds_set_short_channel_ids(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryShortChannelIds_new(int8_tArray chain_hash_arg, int64_tArray short_channel_ids_arg) {
+uint32_t  __attribute__((export_name("TS_QueryShortChannelIds_new"))) TS_QueryShortChannelIds_new(int8_tArray chain_hash_arg, int64_tArray short_channel_ids_arg) {
        LDKThirtyTwoBytes chain_hash_arg_ref;
-       CHECK(*((uint32_t*)chain_hash_arg) == 32);
-       memcpy(chain_hash_arg_ref.data, (uint8_t*)(chain_hash_arg + 4), 32);
+       CHECK(chain_hash_arg->arr_len == 32);
+       memcpy(chain_hash_arg_ref.data, chain_hash_arg->elems, 32); FREE(chain_hash_arg);
        LDKCVec_u64Z short_channel_ids_arg_constr;
-       short_channel_ids_arg_constr.datalen = *((uint32_t*)short_channel_ids_arg);
+       short_channel_ids_arg_constr.datalen = short_channel_ids_arg->arr_len;
        if (short_channel_ids_arg_constr.datalen > 0)
                short_channel_ids_arg_constr.data = MALLOC(short_channel_ids_arg_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                short_channel_ids_arg_constr.data = NULL;
-       int64_t* short_channel_ids_arg_vals = (int64_t*)(short_channel_ids_arg + 4);
+       int64_t* short_channel_ids_arg_vals = short_channel_ids_arg->elems /* XXX short_channel_ids_arg leaks */;
        for (size_t i = 0; i < short_channel_ids_arg_constr.datalen; i++) {
                int64_t short_channel_ids_arg_conv_8 = short_channel_ids_arg_vals[i];
                short_channel_ids_arg_constr.data[i] = short_channel_ids_arg_conv_8;
        }
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_new(chain_hash_arg_ref, short_channel_ids_arg_constr);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t QueryShortChannelIds_clone_ptr(LDKQueryShortChannelIds *NONNULL_PTR arg) {
+static inline uintptr_t QueryShortChannelIds_clone_ptr(LDKQueryShortChannelIds *NONNULL_PTR arg) {
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_QueryShortChannelIds_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_QueryShortChannelIds_clone_ptr"))) TS_QueryShortChannelIds_clone_ptr(uint32_t arg) {
        LDKQueryShortChannelIds arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = QueryShortChannelIds_clone_ptr(&arg_conv);
+       uint32_t ret_val = QueryShortChannelIds_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryShortChannelIds_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_QueryShortChannelIds_clone"))) TS_QueryShortChannelIds_clone(uint32_t orig) {
        LDKQueryShortChannelIds orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_free"))) TS_ReplyShortChannelIdsEnd_free(uint32_t this_obj) {
        LDKReplyShortChannelIdsEnd this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -26997,28 +30243,28 @@ void  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_free(uin
        ReplyShortChannelIdsEnd_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_get_chain_hash"))) TS_ReplyShortChannelIdsEnd_get_chain_hash(uint32_t this_ptr) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *ReplyShortChannelIdsEnd_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *ReplyShortChannelIdsEnd_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_set_chain_hash"))) TS_ReplyShortChannelIdsEnd_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        ReplyShortChannelIdsEnd_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_get_full_information(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_get_full_information"))) TS_ReplyShortChannelIdsEnd_get_full_information(uint32_t this_ptr) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27027,7 +30273,7 @@ jboolean  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_get_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_set_full_information(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_set_full_information"))) TS_ReplyShortChannelIdsEnd_set_full_information(uint32_t this_ptr, jboolean val) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27035,61 +30281,61 @@ void  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_set_full
        ReplyShortChannelIdsEnd_set_full_information(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_new(int8_tArray chain_hash_arg, jboolean full_information_arg) {
+uint32_t  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_new"))) TS_ReplyShortChannelIdsEnd_new(int8_tArray chain_hash_arg, jboolean full_information_arg) {
        LDKThirtyTwoBytes chain_hash_arg_ref;
-       CHECK(*((uint32_t*)chain_hash_arg) == 32);
-       memcpy(chain_hash_arg_ref.data, (uint8_t*)(chain_hash_arg + 4), 32);
+       CHECK(chain_hash_arg->arr_len == 32);
+       memcpy(chain_hash_arg_ref.data, chain_hash_arg->elems, 32); FREE(chain_hash_arg);
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_new(chain_hash_arg_ref, full_information_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ReplyShortChannelIdsEnd_clone_ptr(LDKReplyShortChannelIdsEnd *NONNULL_PTR arg) {
+static inline uintptr_t ReplyShortChannelIdsEnd_clone_ptr(LDKReplyShortChannelIdsEnd *NONNULL_PTR arg) {
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_clone_ptr"))) TS_ReplyShortChannelIdsEnd_clone_ptr(uint32_t arg) {
        LDKReplyShortChannelIdsEnd arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ReplyShortChannelIdsEnd_clone_ptr(&arg_conv);
+       uint32_t ret_val = ReplyShortChannelIdsEnd_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_clone"))) TS_ReplyShortChannelIdsEnd_clone(uint32_t orig) {
        LDKReplyShortChannelIdsEnd orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_GossipTimestampFilter_free"))) TS_GossipTimestampFilter_free(uint32_t this_obj) {
        LDKGossipTimestampFilter this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -27097,28 +30343,28 @@ void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_free(uint3
        GossipTimestampFilter_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_GossipTimestampFilter_get_chain_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_GossipTimestampFilter_get_chain_hash"))) TS_GossipTimestampFilter_get_chain_hash(uint32_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *GossipTimestampFilter_get_chain_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *GossipTimestampFilter_get_chain_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_GossipTimestampFilter_set_chain_hash"))) TS_GossipTimestampFilter_set_chain_hash(uint32_t this_ptr, int8_tArray val) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        GossipTimestampFilter_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_get_first_timestamp(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_GossipTimestampFilter_get_first_timestamp"))) TS_GossipTimestampFilter_get_first_timestamp(uint32_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27127,7 +30373,7 @@ int32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_get_fir
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_set_first_timestamp(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_GossipTimestampFilter_set_first_timestamp"))) TS_GossipTimestampFilter_set_first_timestamp(uint32_t this_ptr, int32_t val) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27135,7 +30381,7 @@ void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_set_first_
        GossipTimestampFilter_set_first_timestamp(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_get_timestamp_range(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_GossipTimestampFilter_get_timestamp_range"))) TS_GossipTimestampFilter_get_timestamp_range(uint32_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27144,7 +30390,7 @@ int32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_get_tim
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_set_timestamp_range(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_GossipTimestampFilter_set_timestamp_range"))) TS_GossipTimestampFilter_set_timestamp_range(uint32_t this_ptr, int32_t val) {
        LDKGossipTimestampFilter this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27152,90 +30398,90 @@ void  __attribute__((visibility("default"))) TS_GossipTimestampFilter_set_timest
        GossipTimestampFilter_set_timestamp_range(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_new(int8_tArray chain_hash_arg, int32_t first_timestamp_arg, int32_t timestamp_range_arg) {
+uint32_t  __attribute__((export_name("TS_GossipTimestampFilter_new"))) TS_GossipTimestampFilter_new(int8_tArray chain_hash_arg, int32_t first_timestamp_arg, int32_t timestamp_range_arg) {
        LDKThirtyTwoBytes chain_hash_arg_ref;
-       CHECK(*((uint32_t*)chain_hash_arg) == 32);
-       memcpy(chain_hash_arg_ref.data, (uint8_t*)(chain_hash_arg + 4), 32);
+       CHECK(chain_hash_arg->arr_len == 32);
+       memcpy(chain_hash_arg_ref.data, chain_hash_arg->elems, 32); FREE(chain_hash_arg);
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_new(chain_hash_arg_ref, first_timestamp_arg, timestamp_range_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t GossipTimestampFilter_clone_ptr(LDKGossipTimestampFilter *NONNULL_PTR arg) {
+static inline uintptr_t GossipTimestampFilter_clone_ptr(LDKGossipTimestampFilter *NONNULL_PTR arg) {
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_GossipTimestampFilter_clone_ptr"))) TS_GossipTimestampFilter_clone_ptr(uint32_t arg) {
        LDKGossipTimestampFilter arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = GossipTimestampFilter_clone_ptr(&arg_conv);
+       uint32_t ret_val = GossipTimestampFilter_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_GossipTimestampFilter_clone"))) TS_GossipTimestampFilter_clone(uint32_t orig) {
        LDKGossipTimestampFilter orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ErrorAction_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_ErrorAction_free"))) TS_ErrorAction_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKErrorAction this_ptr_conv = *(LDKErrorAction*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        ErrorAction_free(this_ptr_conv);
 }
 
-static inline uint64_t ErrorAction_clone_ptr(LDKErrorAction *NONNULL_PTR arg) {
+static inline uintptr_t ErrorAction_clone_ptr(LDKErrorAction *NONNULL_PTR arg) {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ErrorAction_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ErrorAction_clone_ptr"))) TS_ErrorAction_clone_ptr(uint32_t arg) {
        LDKErrorAction* arg_conv = (LDKErrorAction*)arg;
-       int64_t ret_val = ErrorAction_clone_ptr(arg_conv);
+       uint32_t ret_val = ErrorAction_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ErrorAction_clone"))) TS_ErrorAction_clone(uint32_t orig) {
        LDKErrorAction* orig_conv = (LDKErrorAction*)orig;
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_disconnect_peer(uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_ErrorAction_disconnect_peer"))) TS_ErrorAction_disconnect_peer(uint32_t msg) {
        LDKErrorMessage msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -27243,33 +30489,33 @@ uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_disconnect_peer(
        msg_conv = ErrorMessage_clone(&msg_conv);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_disconnect_peer(msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_ignore_error() {
+uint32_t  __attribute__((export_name("TS_ErrorAction_ignore_error"))) TS_ErrorAction_ignore_error() {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_error();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_ignore_and_log(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_ErrorAction_ignore_and_log"))) TS_ErrorAction_ignore_and_log(uint32_t a) {
        LDKLevel a_conv = LDKLevel_from_js(a);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_and_log(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_ignore_duplicate_gossip() {
+uint32_t  __attribute__((export_name("TS_ErrorAction_ignore_duplicate_gossip"))) TS_ErrorAction_ignore_duplicate_gossip() {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_duplicate_gossip();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_send_error_message(uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_ErrorAction_send_error_message"))) TS_ErrorAction_send_error_message(uint32_t msg) {
        LDKErrorMessage msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -27277,11 +30523,24 @@ uint32_t  __attribute__((visibility("default"))) TS_ErrorAction_send_error_messa
        msg_conv = ErrorMessage_clone(&msg_conv);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_send_error_message(msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_ErrorAction_send_warning_message"))) TS_ErrorAction_send_warning_message(uint32_t msg, uint32_t log_level) {
+       LDKWarningMessage msg_conv;
+       msg_conv.inner = (void*)(msg & (~1));
+       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv = WarningMessage_clone(&msg_conv);
+       LDKLevel log_level_conv = LDKLevel_from_js(log_level);
+       LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
+       *ret_copy = ErrorAction_send_warning_message(msg_conv, log_level_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_LightningError_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_LightningError_free"))) TS_LightningError_free(uint32_t this_obj) {
        LDKLightningError this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -27289,7 +30548,7 @@ void  __attribute__((visibility("default"))) TS_LightningError_free(uint32_t thi
        LightningError_free(this_obj_conv);
 }
 
-jstring  __attribute__((visibility("default"))) TS_LightningError_get_err(uint32_t this_ptr) {
+jstring  __attribute__((export_name("TS_LightningError_get_err"))) TS_LightningError_get_err(uint32_t this_ptr) {
        LDKLightningError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27300,7 +30559,7 @@ jstring  __attribute__((visibility("default"))) TS_LightningError_get_err(uint32
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_LightningError_set_err(uint32_t this_ptr, jstring val) {
+void  __attribute__((export_name("TS_LightningError_set_err"))) TS_LightningError_set_err(uint32_t this_ptr, jstring val) {
        LDKLightningError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27309,86 +30568,86 @@ void  __attribute__((visibility("default"))) TS_LightningError_set_err(uint32_t
        LightningError_set_err(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LightningError_get_action(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_LightningError_get_action"))) TS_LightningError_get_action(uint32_t this_ptr) {
        LDKLightningError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = LightningError_get_action(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_LightningError_set_action(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_LightningError_set_action"))) TS_LightningError_set_action(uint32_t this_ptr, uint32_t val) {
        LDKLightningError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKErrorAction val_conv = *(LDKErrorAction*)(val_ptr);
-       val_conv = ErrorAction_clone((LDKErrorAction*)(((uint64_t)val) & ~1));
+       val_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)val) & ~1));
        LightningError_set_action(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LightningError_new(jstring err_arg, uint32_t action_arg) {
+uint32_t  __attribute__((export_name("TS_LightningError_new"))) TS_LightningError_new(jstring err_arg, uint32_t action_arg) {
        LDKStr err_arg_conv = str_ref_to_owned_c(err_arg);
-       void* action_arg_ptr = (void*)(((uint64_t)action_arg) & ~1);
+       void* action_arg_ptr = (void*)(((uintptr_t)action_arg) & ~1);
        CHECK_ACCESS(action_arg_ptr);
        LDKErrorAction action_arg_conv = *(LDKErrorAction*)(action_arg_ptr);
-       action_arg_conv = ErrorAction_clone((LDKErrorAction*)(((uint64_t)action_arg) & ~1));
+       action_arg_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)action_arg) & ~1));
        LDKLightningError ret_var = LightningError_new(err_arg_conv, action_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t LightningError_clone_ptr(LDKLightningError *NONNULL_PTR arg) {
+static inline uintptr_t LightningError_clone_ptr(LDKLightningError *NONNULL_PTR arg) {
        LDKLightningError ret_var = LightningError_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_LightningError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_LightningError_clone_ptr"))) TS_LightningError_clone_ptr(uint32_t arg) {
        LDKLightningError arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = LightningError_clone_ptr(&arg_conv);
+       uint32_t ret_val = LightningError_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_LightningError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_LightningError_clone"))) TS_LightningError_clone(uint32_t orig) {
        LDKLightningError orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKLightningError ret_var = LightningError_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_CommitmentUpdate_free"))) TS_CommitmentUpdate_free(uint32_t this_obj) {
        LDKCommitmentUpdate this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -27396,22 +30655,22 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_free(uint32_t t
        CommitmentUpdate_free(this_obj_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_add_htlcs(uint32_t this_ptr) {
+uint32_tArray  __attribute__((export_name("TS_CommitmentUpdate_get_update_add_htlcs"))) TS_CommitmentUpdate_get_update_add_htlcs(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateAddHTLCZ ret_var = CommitmentUpdate_get_update_add_htlcs(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t p = 0; p < ret_var.datalen; p++) {
                LDKUpdateAddHTLC ret_conv_15_var = ret_var.data[p];
-               uint64_t ret_conv_15_ref = 0;
-               CHECK((((uint64_t)ret_conv_15_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_15_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_15_ref = 0;
+               CHECK((((uintptr_t)ret_conv_15_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_15_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_15_var);
-               ret_conv_15_ref = (uint64_t)ret_conv_15_var.inner;
+               ret_conv_15_ref = (uintptr_t)ret_conv_15_var.inner;
                if (ret_conv_15_var.is_owned) {
                        ret_conv_15_ref |= 1;
                }
@@ -27422,18 +30681,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_up
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_add_htlcs(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_update_add_htlcs"))) TS_CommitmentUpdate_set_update_add_htlcs(uint32_t this_ptr, uint32_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateAddHTLCZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKUpdateAddHTLC), "LDKCVec_UpdateAddHTLCZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t p = 0; p < val_constr.datalen; p++) {
                uint32_t val_conv_15 = val_vals[p];
                LDKUpdateAddHTLC val_conv_15_conv;
@@ -27446,22 +30705,22 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_add_
        CommitmentUpdate_set_update_add_htlcs(&this_ptr_conv, val_constr);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_fulfill_htlcs(uint32_t this_ptr) {
+uint32_tArray  __attribute__((export_name("TS_CommitmentUpdate_get_update_fulfill_htlcs"))) TS_CommitmentUpdate_get_update_fulfill_htlcs(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFulfillHTLCZ ret_var = CommitmentUpdate_get_update_fulfill_htlcs(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t t = 0; t < ret_var.datalen; t++) {
                LDKUpdateFulfillHTLC ret_conv_19_var = ret_var.data[t];
-               uint64_t ret_conv_19_ref = 0;
-               CHECK((((uint64_t)ret_conv_19_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_19_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_19_ref = 0;
+               CHECK((((uintptr_t)ret_conv_19_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_19_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_19_var);
-               ret_conv_19_ref = (uint64_t)ret_conv_19_var.inner;
+               ret_conv_19_ref = (uintptr_t)ret_conv_19_var.inner;
                if (ret_conv_19_var.is_owned) {
                        ret_conv_19_ref |= 1;
                }
@@ -27472,18 +30731,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_up
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fulfill_htlcs(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_update_fulfill_htlcs"))) TS_CommitmentUpdate_set_update_fulfill_htlcs(uint32_t this_ptr, uint32_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFulfillHTLCZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKUpdateFulfillHTLC), "LDKCVec_UpdateFulfillHTLCZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t t = 0; t < val_constr.datalen; t++) {
                uint32_t val_conv_19 = val_vals[t];
                LDKUpdateFulfillHTLC val_conv_19_conv;
@@ -27496,22 +30755,22 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fulf
        CommitmentUpdate_set_update_fulfill_htlcs(&this_ptr_conv, val_constr);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_fail_htlcs(uint32_t this_ptr) {
+uint32_tArray  __attribute__((export_name("TS_CommitmentUpdate_get_update_fail_htlcs"))) TS_CommitmentUpdate_get_update_fail_htlcs(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFailHTLCZ ret_var = CommitmentUpdate_get_update_fail_htlcs(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKUpdateFailHTLC ret_conv_16_var = ret_var.data[q];
-               uint64_t ret_conv_16_ref = 0;
-               CHECK((((uint64_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_16_ref = 0;
+               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uint64_t)ret_conv_16_var.inner;
+               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
                if (ret_conv_16_var.is_owned) {
                        ret_conv_16_ref |= 1;
                }
@@ -27522,18 +30781,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_up
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fail_htlcs(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_update_fail_htlcs"))) TS_CommitmentUpdate_set_update_fail_htlcs(uint32_t this_ptr, uint32_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFailHTLCZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKUpdateFailHTLC), "LDKCVec_UpdateFailHTLCZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t q = 0; q < val_constr.datalen; q++) {
                uint32_t val_conv_16 = val_vals[q];
                LDKUpdateFailHTLC val_conv_16_conv;
@@ -27546,22 +30805,22 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fail
        CommitmentUpdate_set_update_fail_htlcs(&this_ptr_conv, val_constr);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_fail_malformed_htlcs(uint32_t this_ptr) {
+uint32_tArray  __attribute__((export_name("TS_CommitmentUpdate_get_update_fail_malformed_htlcs"))) TS_CommitmentUpdate_get_update_fail_malformed_htlcs(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFailMalformedHTLCZ ret_var = CommitmentUpdate_get_update_fail_malformed_htlcs(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t z = 0; z < ret_var.datalen; z++) {
                LDKUpdateFailMalformedHTLC ret_conv_25_var = ret_var.data[z];
-               uint64_t ret_conv_25_ref = 0;
-               CHECK((((uint64_t)ret_conv_25_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_25_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_25_ref = 0;
+               CHECK((((uintptr_t)ret_conv_25_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_25_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_25_var);
-               ret_conv_25_ref = (uint64_t)ret_conv_25_var.inner;
+               ret_conv_25_ref = (uintptr_t)ret_conv_25_var.inner;
                if (ret_conv_25_var.is_owned) {
                        ret_conv_25_ref |= 1;
                }
@@ -27572,18 +30831,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_up
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fail_malformed_htlcs(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_update_fail_malformed_htlcs"))) TS_CommitmentUpdate_set_update_fail_malformed_htlcs(uint32_t this_ptr, uint32_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_UpdateFailMalformedHTLCZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKUpdateFailMalformedHTLC), "LDKCVec_UpdateFailMalformedHTLCZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t z = 0; z < val_constr.datalen; z++) {
                uint32_t val_conv_25 = val_vals[z];
                LDKUpdateFailMalformedHTLC val_conv_25_conv;
@@ -27596,18 +30855,18 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fail
        CommitmentUpdate_set_update_fail_malformed_htlcs(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_fee(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_CommitmentUpdate_get_update_fee"))) TS_CommitmentUpdate_get_update_fee(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKUpdateFee ret_var = CommitmentUpdate_get_update_fee(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -27615,7 +30874,7 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_update_
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fee(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_update_fee"))) TS_CommitmentUpdate_set_update_fee(uint32_t this_ptr, uint32_t val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27628,24 +30887,24 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_update_fee(
        CommitmentUpdate_set_update_fee(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_get_commitment_signed(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_CommitmentUpdate_get_commitment_signed"))) TS_CommitmentUpdate_get_commitment_signed(uint32_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCommitmentSigned ret_var = CommitmentUpdate_get_commitment_signed(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_commitment_signed(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_CommitmentUpdate_set_commitment_signed"))) TS_CommitmentUpdate_set_commitment_signed(uint32_t this_ptr, uint32_t val) {
        LDKCommitmentUpdate this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -27658,14 +30917,14 @@ void  __attribute__((visibility("default"))) TS_CommitmentUpdate_set_commitment_
        CommitmentUpdate_set_commitment_signed(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_new(uint32_tArray update_add_htlcs_arg, uint32_tArray update_fulfill_htlcs_arg, uint32_tArray update_fail_htlcs_arg, uint32_tArray update_fail_malformed_htlcs_arg, uint32_t update_fee_arg, uint32_t commitment_signed_arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentUpdate_new"))) TS_CommitmentUpdate_new(uint32_tArray update_add_htlcs_arg, uint32_tArray update_fulfill_htlcs_arg, uint32_tArray update_fail_htlcs_arg, uint32_tArray update_fail_malformed_htlcs_arg, uint32_t update_fee_arg, uint32_t commitment_signed_arg) {
        LDKCVec_UpdateAddHTLCZ update_add_htlcs_arg_constr;
-       update_add_htlcs_arg_constr.datalen = *((uint32_t*)update_add_htlcs_arg);
+       update_add_htlcs_arg_constr.datalen = update_add_htlcs_arg->arr_len;
        if (update_add_htlcs_arg_constr.datalen > 0)
                update_add_htlcs_arg_constr.data = MALLOC(update_add_htlcs_arg_constr.datalen * sizeof(LDKUpdateAddHTLC), "LDKCVec_UpdateAddHTLCZ Elements");
        else
                update_add_htlcs_arg_constr.data = NULL;
-       uint32_t* update_add_htlcs_arg_vals = (uint32_t*)(update_add_htlcs_arg + 4);
+       uint32_t* update_add_htlcs_arg_vals = update_add_htlcs_arg->elems /* XXX update_add_htlcs_arg leaks */;
        for (size_t p = 0; p < update_add_htlcs_arg_constr.datalen; p++) {
                uint32_t update_add_htlcs_arg_conv_15 = update_add_htlcs_arg_vals[p];
                LDKUpdateAddHTLC update_add_htlcs_arg_conv_15_conv;
@@ -27676,12 +30935,12 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_new(uint32_
                update_add_htlcs_arg_constr.data[p] = update_add_htlcs_arg_conv_15_conv;
        }
        LDKCVec_UpdateFulfillHTLCZ update_fulfill_htlcs_arg_constr;
-       update_fulfill_htlcs_arg_constr.datalen = *((uint32_t*)update_fulfill_htlcs_arg);
+       update_fulfill_htlcs_arg_constr.datalen = update_fulfill_htlcs_arg->arr_len;
        if (update_fulfill_htlcs_arg_constr.datalen > 0)
                update_fulfill_htlcs_arg_constr.data = MALLOC(update_fulfill_htlcs_arg_constr.datalen * sizeof(LDKUpdateFulfillHTLC), "LDKCVec_UpdateFulfillHTLCZ Elements");
        else
                update_fulfill_htlcs_arg_constr.data = NULL;
-       uint32_t* update_fulfill_htlcs_arg_vals = (uint32_t*)(update_fulfill_htlcs_arg + 4);
+       uint32_t* update_fulfill_htlcs_arg_vals = update_fulfill_htlcs_arg->elems /* XXX update_fulfill_htlcs_arg leaks */;
        for (size_t t = 0; t < update_fulfill_htlcs_arg_constr.datalen; t++) {
                uint32_t update_fulfill_htlcs_arg_conv_19 = update_fulfill_htlcs_arg_vals[t];
                LDKUpdateFulfillHTLC update_fulfill_htlcs_arg_conv_19_conv;
@@ -27692,12 +30951,12 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_new(uint32_
                update_fulfill_htlcs_arg_constr.data[t] = update_fulfill_htlcs_arg_conv_19_conv;
        }
        LDKCVec_UpdateFailHTLCZ update_fail_htlcs_arg_constr;
-       update_fail_htlcs_arg_constr.datalen = *((uint32_t*)update_fail_htlcs_arg);
+       update_fail_htlcs_arg_constr.datalen = update_fail_htlcs_arg->arr_len;
        if (update_fail_htlcs_arg_constr.datalen > 0)
                update_fail_htlcs_arg_constr.data = MALLOC(update_fail_htlcs_arg_constr.datalen * sizeof(LDKUpdateFailHTLC), "LDKCVec_UpdateFailHTLCZ Elements");
        else
                update_fail_htlcs_arg_constr.data = NULL;
-       uint32_t* update_fail_htlcs_arg_vals = (uint32_t*)(update_fail_htlcs_arg + 4);
+       uint32_t* update_fail_htlcs_arg_vals = update_fail_htlcs_arg->elems /* XXX update_fail_htlcs_arg leaks */;
        for (size_t q = 0; q < update_fail_htlcs_arg_constr.datalen; q++) {
                uint32_t update_fail_htlcs_arg_conv_16 = update_fail_htlcs_arg_vals[q];
                LDKUpdateFailHTLC update_fail_htlcs_arg_conv_16_conv;
@@ -27708,12 +30967,12 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_new(uint32_
                update_fail_htlcs_arg_constr.data[q] = update_fail_htlcs_arg_conv_16_conv;
        }
        LDKCVec_UpdateFailMalformedHTLCZ update_fail_malformed_htlcs_arg_constr;
-       update_fail_malformed_htlcs_arg_constr.datalen = *((uint32_t*)update_fail_malformed_htlcs_arg);
+       update_fail_malformed_htlcs_arg_constr.datalen = update_fail_malformed_htlcs_arg->arr_len;
        if (update_fail_malformed_htlcs_arg_constr.datalen > 0)
                update_fail_malformed_htlcs_arg_constr.data = MALLOC(update_fail_malformed_htlcs_arg_constr.datalen * sizeof(LDKUpdateFailMalformedHTLC), "LDKCVec_UpdateFailMalformedHTLCZ Elements");
        else
                update_fail_malformed_htlcs_arg_constr.data = NULL;
-       uint32_t* update_fail_malformed_htlcs_arg_vals = (uint32_t*)(update_fail_malformed_htlcs_arg + 4);
+       uint32_t* update_fail_malformed_htlcs_arg_vals = update_fail_malformed_htlcs_arg->elems /* XXX update_fail_malformed_htlcs_arg leaks */;
        for (size_t z = 0; z < update_fail_malformed_htlcs_arg_constr.datalen; z++) {
                uint32_t update_fail_malformed_htlcs_arg_conv_25 = update_fail_malformed_htlcs_arg_vals[z];
                LDKUpdateFailMalformedHTLC update_fail_malformed_htlcs_arg_conv_25_conv;
@@ -27734,683 +30993,704 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_new(uint32_
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_signed_arg_conv);
        commitment_signed_arg_conv = CommitmentSigned_clone(&commitment_signed_arg_conv);
        LDKCommitmentUpdate ret_var = CommitmentUpdate_new(update_add_htlcs_arg_constr, update_fulfill_htlcs_arg_constr, update_fail_htlcs_arg_constr, update_fail_malformed_htlcs_arg_constr, update_fee_arg_conv, commitment_signed_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t CommitmentUpdate_clone_ptr(LDKCommitmentUpdate *NONNULL_PTR arg) {
+static inline uintptr_t CommitmentUpdate_clone_ptr(LDKCommitmentUpdate *NONNULL_PTR arg) {
        LDKCommitmentUpdate ret_var = CommitmentUpdate_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentUpdate_clone_ptr"))) TS_CommitmentUpdate_clone_ptr(uint32_t arg) {
        LDKCommitmentUpdate arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = CommitmentUpdate_clone_ptr(&arg_conv);
+       uint32_t ret_val = CommitmentUpdate_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CommitmentUpdate_clone"))) TS_CommitmentUpdate_clone(uint32_t orig) {
        LDKCommitmentUpdate orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKCommitmentUpdate ret_var = CommitmentUpdate_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelMessageHandler_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_ChannelMessageHandler_free"))) TS_ChannelMessageHandler_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKChannelMessageHandler this_ptr_conv = *(LDKChannelMessageHandler*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        ChannelMessageHandler_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_RoutingMessageHandler_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_RoutingMessageHandler_free"))) TS_RoutingMessageHandler_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKRoutingMessageHandler this_ptr_conv = *(LDKRoutingMessageHandler*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        RoutingMessageHandler_free(this_ptr_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AcceptChannel_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_AcceptChannel_write"))) TS_AcceptChannel_write(uint32_t obj) {
        LDKAcceptChannel obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = AcceptChannel_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AcceptChannel_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_AcceptChannel_read"))) TS_AcceptChannel_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = AcceptChannel_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_AnnouncementSignatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_AnnouncementSignatures_write"))) TS_AnnouncementSignatures_write(uint32_t obj) {
        LDKAnnouncementSignatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = AnnouncementSignatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_AnnouncementSignatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_AnnouncementSignatures_read"))) TS_AnnouncementSignatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = AnnouncementSignatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelReestablish_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelReestablish_write"))) TS_ChannelReestablish_write(uint32_t obj) {
        LDKChannelReestablish obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelReestablish_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelReestablish_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelReestablish_read"))) TS_ChannelReestablish_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = ChannelReestablish_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingSigned_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ClosingSigned_write"))) TS_ClosingSigned_write(uint32_t obj) {
        LDKClosingSigned obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ClosingSigned_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSigned_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ClosingSigned_read"))) TS_ClosingSigned_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = ClosingSigned_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ClosingSignedFeeRange_write"))) TS_ClosingSignedFeeRange_write(uint32_t obj) {
        LDKClosingSignedFeeRange obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ClosingSignedFeeRange_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingSignedFeeRange_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ClosingSignedFeeRange_read"))) TS_ClosingSignedFeeRange_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = ClosingSignedFeeRange_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_CommitmentSigned_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_CommitmentSigned_write"))) TS_CommitmentSigned_write(uint32_t obj) {
        LDKCommitmentSigned obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = CommitmentSigned_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentSigned_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_CommitmentSigned_read"))) TS_CommitmentSigned_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CommitmentSigned_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingCreated_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_FundingCreated_write"))) TS_FundingCreated_write(uint32_t obj) {
        LDKFundingCreated obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = FundingCreated_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingCreated_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_FundingCreated_read"))) TS_FundingCreated_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = FundingCreated_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingSigned_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_FundingSigned_write"))) TS_FundingSigned_write(uint32_t obj) {
        LDKFundingSigned obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = FundingSigned_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingSigned_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_FundingSigned_read"))) TS_FundingSigned_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = FundingSigned_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_FundingLocked_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_FundingLocked_write"))) TS_FundingLocked_write(uint32_t obj) {
        LDKFundingLocked obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = FundingLocked_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FundingLocked_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_FundingLocked_read"))) TS_FundingLocked_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_FundingLockedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingLockedDecodeErrorZ), "LDKCResult_FundingLockedDecodeErrorZ");
        *ret_conv = FundingLocked_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Init_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Init_write"))) TS_Init_write(uint32_t obj) {
        LDKInit obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Init_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Init_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Init_read"))) TS_Init_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = Init_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_OpenChannel_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_OpenChannel_write"))) TS_OpenChannel_write(uint32_t obj) {
        LDKOpenChannel obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = OpenChannel_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_OpenChannel_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_OpenChannel_read"))) TS_OpenChannel_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = OpenChannel_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RevokeAndACK_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RevokeAndACK_write"))) TS_RevokeAndACK_write(uint32_t obj) {
        LDKRevokeAndACK obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RevokeAndACK_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RevokeAndACK_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RevokeAndACK_read"))) TS_RevokeAndACK_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = RevokeAndACK_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Shutdown_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Shutdown_write"))) TS_Shutdown_write(uint32_t obj) {
        LDKShutdown obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Shutdown_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Shutdown_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Shutdown_read"))) TS_Shutdown_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = Shutdown_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFailHTLC_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UpdateFailHTLC_write"))) TS_UpdateFailHTLC_write(uint32_t obj) {
        LDKUpdateFailHTLC obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UpdateFailHTLC_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFailHTLC_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UpdateFailHTLC_read"))) TS_UpdateFailHTLC_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = UpdateFailHTLC_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UpdateFailMalformedHTLC_write"))) TS_UpdateFailMalformedHTLC_write(uint32_t obj) {
        LDKUpdateFailMalformedHTLC obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UpdateFailMalformedHTLC_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFailMalformedHTLC_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UpdateFailMalformedHTLC_read"))) TS_UpdateFailMalformedHTLC_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = UpdateFailMalformedHTLC_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFee_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UpdateFee_write"))) TS_UpdateFee_write(uint32_t obj) {
        LDKUpdateFee obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UpdateFee_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFee_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UpdateFee_read"))) TS_UpdateFee_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = UpdateFee_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UpdateFulfillHTLC_write"))) TS_UpdateFulfillHTLC_write(uint32_t obj) {
        LDKUpdateFulfillHTLC obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UpdateFulfillHTLC_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateFulfillHTLC_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UpdateFulfillHTLC_read"))) TS_UpdateFulfillHTLC_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = UpdateFulfillHTLC_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UpdateAddHTLC_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UpdateAddHTLC_write"))) TS_UpdateAddHTLC_write(uint32_t obj) {
        LDKUpdateAddHTLC obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UpdateAddHTLC_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UpdateAddHTLC_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UpdateAddHTLC_read"))) TS_UpdateAddHTLC_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = UpdateAddHTLC_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Ping_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Ping_write"))) TS_Ping_write(uint32_t obj) {
        LDKPing obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Ping_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Ping_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Ping_read"))) TS_Ping_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = Ping_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Pong_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Pong_write"))) TS_Pong_write(uint32_t obj) {
        LDKPong obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Pong_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Pong_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Pong_read"))) TS_Pong_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = Pong_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelAnnouncement_write"))) TS_UnsignedChannelAnnouncement_write(uint32_t obj) {
        LDKUnsignedChannelAnnouncement obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UnsignedChannelAnnouncement_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedChannelAnnouncement_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelAnnouncement_read"))) TS_UnsignedChannelAnnouncement_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = UnsignedChannelAnnouncement_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelAnnouncement_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelAnnouncement_write"))) TS_ChannelAnnouncement_write(uint32_t obj) {
        LDKChannelAnnouncement obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelAnnouncement_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelAnnouncement_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelAnnouncement_read"))) TS_ChannelAnnouncement_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = ChannelAnnouncement_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UnsignedChannelUpdate_write"))) TS_UnsignedChannelUpdate_write(uint32_t obj) {
        LDKUnsignedChannelUpdate obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UnsignedChannelUpdate_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedChannelUpdate_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UnsignedChannelUpdate_read"))) TS_UnsignedChannelUpdate_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = UnsignedChannelUpdate_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelUpdate_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelUpdate_write"))) TS_ChannelUpdate_write(uint32_t obj) {
        LDKChannelUpdate obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelUpdate_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelUpdate_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdate_read"))) TS_ChannelUpdate_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = ChannelUpdate_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ErrorMessage_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ErrorMessage_write"))) TS_ErrorMessage_write(uint32_t obj) {
        LDKErrorMessage obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ErrorMessage_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErrorMessage_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ErrorMessage_read"))) TS_ErrorMessage_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = ErrorMessage_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_WarningMessage_write"))) TS_WarningMessage_write(uint32_t obj) {
+       LDKWarningMessage obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = WarningMessage_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_WarningMessage_read"))) TS_WarningMessage_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
+       *ret_conv = WarningMessage_read(ser_ref);
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_UnsignedNodeAnnouncement_write"))) TS_UnsignedNodeAnnouncement_write(uint32_t obj) {
        LDKUnsignedNodeAnnouncement obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = UnsignedNodeAnnouncement_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_UnsignedNodeAnnouncement_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_UnsignedNodeAnnouncement_read"))) TS_UnsignedNodeAnnouncement_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = UnsignedNodeAnnouncement_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeAnnouncement_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NodeAnnouncement_write"))) TS_NodeAnnouncement_write(uint32_t obj) {
        LDKNodeAnnouncement obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NodeAnnouncement_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncement_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncement_read"))) TS_NodeAnnouncement_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = NodeAnnouncement_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryShortChannelIds_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_QueryShortChannelIds_read"))) TS_QueryShortChannelIds_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = QueryShortChannelIds_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_QueryShortChannelIds_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_QueryShortChannelIds_write"))) TS_QueryShortChannelIds_write(uint32_t obj) {
        LDKQueryShortChannelIds obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = QueryShortChannelIds_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_write"))) TS_ReplyShortChannelIdsEnd_write(uint32_t obj) {
        LDKReplyShortChannelIdsEnd obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ReplyShortChannelIdsEnd_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyShortChannelIdsEnd_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ReplyShortChannelIdsEnd_read"))) TS_ReplyShortChannelIdsEnd_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = ReplyShortChannelIdsEnd_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_end_blocknum(uint32_t this_arg) {
+int32_t  __attribute__((export_name("TS_QueryChannelRange_end_blocknum"))) TS_QueryChannelRange_end_blocknum(uint32_t this_arg) {
        LDKQueryChannelRange this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -28419,79 +31699,79 @@ int32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_end_blocknu
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_QueryChannelRange_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_QueryChannelRange_write"))) TS_QueryChannelRange_write(uint32_t obj) {
        LDKQueryChannelRange obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = QueryChannelRange_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_QueryChannelRange_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_QueryChannelRange_read"))) TS_QueryChannelRange_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = QueryChannelRange_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReplyChannelRange_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ReplyChannelRange_read"))) TS_ReplyChannelRange_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = ReplyChannelRange_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ReplyChannelRange_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ReplyChannelRange_write"))) TS_ReplyChannelRange_write(uint32_t obj) {
        LDKReplyChannelRange obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ReplyChannelRange_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_GossipTimestampFilter_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_GossipTimestampFilter_write"))) TS_GossipTimestampFilter_write(uint32_t obj) {
        LDKGossipTimestampFilter obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = GossipTimestampFilter_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_GossipTimestampFilter_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_GossipTimestampFilter_read"))) TS_GossipTimestampFilter_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = GossipTimestampFilter_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_CustomMessageHandler_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_CustomMessageHandler_free"))) TS_CustomMessageHandler_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKCustomMessageHandler this_ptr_conv = *(LDKCustomMessageHandler*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        CustomMessageHandler_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_IgnoringMessageHandler_free"))) TS_IgnoringMessageHandler_free(uint32_t this_obj) {
        LDKIgnoringMessageHandler this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -28499,60 +31779,60 @@ void  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_free(uint
        IgnoringMessageHandler_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_new() {
+uint32_t  __attribute__((export_name("TS_IgnoringMessageHandler_new"))) TS_IgnoringMessageHandler_new() {
        LDKIgnoringMessageHandler ret_var = IgnoringMessageHandler_new();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_IgnoringMessageHandler_as_MessageSendEventsProvider"))) TS_IgnoringMessageHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = IgnoringMessageHandler_as_MessageSendEventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_as_RoutingMessageHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_IgnoringMessageHandler_as_RoutingMessageHandler"))) TS_IgnoringMessageHandler_as_RoutingMessageHandler(uint32_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKRoutingMessageHandler* ret_ret = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *ret_ret = IgnoringMessageHandler_as_RoutingMessageHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_as_CustomMessageReader(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_IgnoringMessageHandler_as_CustomMessageReader"))) TS_IgnoringMessageHandler_as_CustomMessageReader(uint32_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCustomMessageReader* ret_ret = MALLOC(sizeof(LDKCustomMessageReader), "LDKCustomMessageReader");
        *ret_ret = IgnoringMessageHandler_as_CustomMessageReader(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_IgnoringMessageHandler_as_CustomMessageHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_IgnoringMessageHandler_as_CustomMessageHandler"))) TS_IgnoringMessageHandler_as_CustomMessageHandler(uint32_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCustomMessageHandler* ret_ret = MALLOC(sizeof(LDKCustomMessageHandler), "LDKCustomMessageHandler");
        *ret_ret = IgnoringMessageHandler_as_CustomMessageHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_ErroringMessageHandler_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ErroringMessageHandler_free"))) TS_ErroringMessageHandler_free(uint32_t this_obj) {
        LDKErroringMessageHandler this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -28560,40 +31840,40 @@ void  __attribute__((visibility("default"))) TS_ErroringMessageHandler_free(uint
        ErroringMessageHandler_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErroringMessageHandler_new() {
+uint32_t  __attribute__((export_name("TS_ErroringMessageHandler_new"))) TS_ErroringMessageHandler_new() {
        LDKErroringMessageHandler ret_var = ErroringMessageHandler_new();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErroringMessageHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ErroringMessageHandler_as_MessageSendEventsProvider"))) TS_ErroringMessageHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
        LDKErroringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = ErroringMessageHandler_as_MessageSendEventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ErroringMessageHandler_as_ChannelMessageHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ErroringMessageHandler_as_ChannelMessageHandler"))) TS_ErroringMessageHandler_as_ChannelMessageHandler(uint32_t this_arg) {
        LDKErroringMessageHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelMessageHandler* ret_ret = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *ret_ret = ErroringMessageHandler_as_ChannelMessageHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_MessageHandler_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_MessageHandler_free"))) TS_MessageHandler_free(uint32_t this_obj) {
        LDKMessageHandler this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -28601,99 +31881,99 @@ void  __attribute__((visibility("default"))) TS_MessageHandler_free(uint32_t thi
        MessageHandler_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageHandler_get_chan_handler(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_MessageHandler_get_chan_handler"))) TS_MessageHandler_get_chan_handler(uint32_t this_ptr) {
        LDKMessageHandler this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)MessageHandler_get_chan_handler(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)MessageHandler_get_chan_handler(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_MessageHandler_set_chan_handler(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_MessageHandler_set_chan_handler"))) TS_MessageHandler_set_chan_handler(uint32_t this_ptr, uint32_t val) {
        LDKMessageHandler this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKChannelMessageHandler val_conv = *(LDKChannelMessageHandler*)(val_ptr);
        MessageHandler_set_chan_handler(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageHandler_get_route_handler(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_MessageHandler_get_route_handler"))) TS_MessageHandler_get_route_handler(uint32_t this_ptr) {
        LDKMessageHandler this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        // WARNING: This object doesn't live past this scope, needs clone!
-       uint64_t ret_ret = ((uint64_t)MessageHandler_get_route_handler(&this_ptr_conv)) | 1;
+       uint32_t ret_ret = ((uintptr_t)MessageHandler_get_route_handler(&this_ptr_conv)) | 1;
        return ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_MessageHandler_set_route_handler(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_MessageHandler_set_route_handler"))) TS_MessageHandler_set_route_handler(uint32_t this_ptr, uint32_t val) {
        LDKMessageHandler this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKRoutingMessageHandler val_conv = *(LDKRoutingMessageHandler*)(val_ptr);
        MessageHandler_set_route_handler(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MessageHandler_new(uint32_t chan_handler_arg, uint32_t route_handler_arg) {
-       void* chan_handler_arg_ptr = (void*)(((uint64_t)chan_handler_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_MessageHandler_new"))) TS_MessageHandler_new(uint32_t chan_handler_arg, uint32_t route_handler_arg) {
+       void* chan_handler_arg_ptr = (void*)(((uintptr_t)chan_handler_arg) & ~1);
        CHECK_ACCESS(chan_handler_arg_ptr);
        LDKChannelMessageHandler chan_handler_arg_conv = *(LDKChannelMessageHandler*)(chan_handler_arg_ptr);
-       void* route_handler_arg_ptr = (void*)(((uint64_t)route_handler_arg) & ~1);
+       void* route_handler_arg_ptr = (void*)(((uintptr_t)route_handler_arg) & ~1);
        CHECK_ACCESS(route_handler_arg_ptr);
        LDKRoutingMessageHandler route_handler_arg_conv = *(LDKRoutingMessageHandler*)(route_handler_arg_ptr);
        LDKMessageHandler ret_var = MessageHandler_new(chan_handler_arg_conv, route_handler_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t SocketDescriptor_clone_ptr(LDKSocketDescriptor *NONNULL_PTR arg) {
+static inline uintptr_t SocketDescriptor_clone_ptr(LDKSocketDescriptor *NONNULL_PTR arg) {
        LDKSocketDescriptor* ret_ret = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *ret_ret = SocketDescriptor_clone(arg);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
-int64_t  __attribute__((visibility("default"))) TS_SocketDescriptor_clone_ptr(uint32_t arg) {
-       void* arg_ptr = (void*)(((uint64_t)arg) & ~1);
+uint32_t  __attribute__((export_name("TS_SocketDescriptor_clone_ptr"))) TS_SocketDescriptor_clone_ptr(uint32_t arg) {
+       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
        if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
        LDKSocketDescriptor* arg_conv = (LDKSocketDescriptor*)arg_ptr;
-       int64_t ret_val = SocketDescriptor_clone_ptr(arg_conv);
+       uint32_t ret_val = SocketDescriptor_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SocketDescriptor_clone(uint32_t orig) {
-       void* orig_ptr = (void*)(((uint64_t)orig) & ~1);
+uint32_t  __attribute__((export_name("TS_SocketDescriptor_clone"))) TS_SocketDescriptor_clone(uint32_t orig) {
+       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
        if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
        LDKSocketDescriptor* orig_conv = (LDKSocketDescriptor*)orig_ptr;
        LDKSocketDescriptor* ret_ret = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *ret_ret = SocketDescriptor_clone(orig_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_SocketDescriptor_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_SocketDescriptor_free"))) TS_SocketDescriptor_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSocketDescriptor this_ptr_conv = *(LDKSocketDescriptor*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        SocketDescriptor_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_PeerHandleError_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_PeerHandleError_free"))) TS_PeerHandleError_free(uint32_t this_obj) {
        LDKPeerHandleError this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -28701,7 +31981,7 @@ void  __attribute__((visibility("default"))) TS_PeerHandleError_free(uint32_t th
        PeerHandleError_free(this_obj_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_PeerHandleError_get_no_connection_possible(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_PeerHandleError_get_no_connection_possible"))) TS_PeerHandleError_get_no_connection_possible(uint32_t this_ptr) {
        LDKPeerHandleError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -28710,7 +31990,7 @@ jboolean  __attribute__((visibility("default"))) TS_PeerHandleError_get_no_conne
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_PeerHandleError_set_no_connection_possible(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_PeerHandleError_set_no_connection_possible"))) TS_PeerHandleError_set_no_connection_possible(uint32_t this_ptr, jboolean val) {
        LDKPeerHandleError this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -28718,58 +31998,58 @@ void  __attribute__((visibility("default"))) TS_PeerHandleError_set_no_connectio
        PeerHandleError_set_no_connection_possible(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerHandleError_new(jboolean no_connection_possible_arg) {
+uint32_t  __attribute__((export_name("TS_PeerHandleError_new"))) TS_PeerHandleError_new(jboolean no_connection_possible_arg) {
        LDKPeerHandleError ret_var = PeerHandleError_new(no_connection_possible_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t PeerHandleError_clone_ptr(LDKPeerHandleError *NONNULL_PTR arg) {
+static inline uintptr_t PeerHandleError_clone_ptr(LDKPeerHandleError *NONNULL_PTR arg) {
        LDKPeerHandleError ret_var = PeerHandleError_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PeerHandleError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PeerHandleError_clone_ptr"))) TS_PeerHandleError_clone_ptr(uint32_t arg) {
        LDKPeerHandleError arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = PeerHandleError_clone_ptr(&arg_conv);
+       uint32_t ret_val = PeerHandleError_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerHandleError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PeerHandleError_clone"))) TS_PeerHandleError_clone(uint32_t orig) {
        LDKPeerHandleError orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPeerHandleError ret_var = PeerHandleError_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_PeerManager_free"))) TS_PeerManager_free(uint32_t this_obj) {
        LDKPeerManager this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -28777,49 +32057,49 @@ void  __attribute__((visibility("default"))) TS_PeerManager_free(uint32_t this_o
        PeerManager_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerManager_new(uint32_t message_handler, int8_tArray our_node_secret, int8_tArray ephemeral_random_data, uint32_t logger, uint32_t custom_message_handler) {
+uint32_t  __attribute__((export_name("TS_PeerManager_new"))) TS_PeerManager_new(uint32_t message_handler, int8_tArray our_node_secret, int8_tArray ephemeral_random_data, uint32_t logger, uint32_t custom_message_handler) {
        LDKMessageHandler message_handler_conv;
        message_handler_conv.inner = (void*)(message_handler & (~1));
        message_handler_conv.is_owned = (message_handler & 1) || (message_handler == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(message_handler_conv);
-       // Warning: we need a move here but no clone is available for LDKMessageHandler
+       // WARNING: we need a move here but no clone is available for LDKMessageHandler
        LDKSecretKey our_node_secret_ref;
-       CHECK(*((uint32_t*)our_node_secret) == 32);
-       memcpy(our_node_secret_ref.bytes, (uint8_t*)(our_node_secret + 4), 32);
+       CHECK(our_node_secret->arr_len == 32);
+       memcpy(our_node_secret_ref.bytes, our_node_secret->elems, 32); FREE(our_node_secret);
        unsigned char ephemeral_random_data_arr[32];
-       CHECK(*((uint32_t*)ephemeral_random_data) == 32);
-       memcpy(ephemeral_random_data_arr, (uint8_t*)(ephemeral_random_data + 4), 32);
+       CHECK(ephemeral_random_data->arr_len == 32);
+       memcpy(ephemeral_random_data_arr, ephemeral_random_data->elems, 32); FREE(ephemeral_random_data);
        unsigned char (*ephemeral_random_data_ref)[32] = &ephemeral_random_data_arr;
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       void* custom_message_handler_ptr = (void*)(((uint64_t)custom_message_handler) & ~1);
+       void* custom_message_handler_ptr = (void*)(((uintptr_t)custom_message_handler) & ~1);
        CHECK_ACCESS(custom_message_handler_ptr);
        LDKCustomMessageHandler custom_message_handler_conv = *(LDKCustomMessageHandler*)(custom_message_handler_ptr);
        LDKPeerManager ret_var = PeerManager_new(message_handler_conv, our_node_secret_ref, ephemeral_random_data_ref, logger_conv, custom_message_handler_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-ptrArray  __attribute__((visibility("default"))) TS_PeerManager_get_peer_node_ids(uint32_t this_arg) {
+ptrArray  __attribute__((export_name("TS_PeerManager_get_peer_node_ids"))) TS_PeerManager_get_peer_node_ids(uint32_t this_arg) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_PublicKeyZ ret_var = PeerManager_get_peer_node_ids(&this_arg_conv);
        ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       int8_tArray *ret_arr_ptr = (int8_tArray*)(ret_arr + 4);
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       int8_tArray *ret_arr_ptr = (int8_tArray*)(((uint8_t*)ret_arr) + 4);
        for (size_t m = 0; m < ret_var.datalen; m++) {
-               int8_tArray ret_conv_12_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-               memcpy((uint8_t*)(ret_conv_12_arr + 4), ret_var.data[m].compressed_form, 33);
+               int8_tArray ret_conv_12_arr = init_int8_tArray(33, __LINE__);
+               memcpy(ret_conv_12_arr->elems, ret_var.data[m].compressed_form, 33);
                ret_arr_ptr[m] = ret_conv_12_arr;
        }
        
@@ -28827,65 +32107,65 @@ ptrArray  __attribute__((visibility("default"))) TS_PeerManager_get_peer_node_id
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerManager_new_outbound_connection(uint32_t this_arg, int8_tArray their_node_id, uint32_t descriptor) {
+uint32_t  __attribute__((export_name("TS_PeerManager_new_outbound_connection"))) TS_PeerManager_new_outbound_connection(uint32_t this_arg, int8_tArray their_node_id, uint32_t descriptor) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey their_node_id_ref;
-       CHECK(*((uint32_t*)their_node_id) == 33);
-       memcpy(their_node_id_ref.compressed_form, (uint8_t*)(their_node_id + 4), 33);
-       void* descriptor_ptr = (void*)(((uint64_t)descriptor) & ~1);
+       CHECK(their_node_id->arr_len == 33);
+       memcpy(their_node_id_ref.compressed_form, their_node_id->elems, 33); FREE(their_node_id);
+       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
        CHECK_ACCESS(descriptor_ptr);
        LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)(descriptor_ptr);
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = PeerManager_new_outbound_connection(&this_arg_conv, their_node_id_ref, descriptor_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerManager_new_inbound_connection(uint32_t this_arg, uint32_t descriptor) {
+uint32_t  __attribute__((export_name("TS_PeerManager_new_inbound_connection"))) TS_PeerManager_new_inbound_connection(uint32_t this_arg, uint32_t descriptor) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uint64_t)descriptor) & ~1);
+       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
        CHECK_ACCESS(descriptor_ptr);
        LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)(descriptor_ptr);
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = PeerManager_new_inbound_connection(&this_arg_conv, descriptor_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerManager_write_buffer_space_avail(uint32_t this_arg, uint32_t descriptor) {
+uint32_t  __attribute__((export_name("TS_PeerManager_write_buffer_space_avail"))) TS_PeerManager_write_buffer_space_avail(uint32_t this_arg, uint32_t descriptor) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uint64_t)descriptor) & ~1);
+       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
        if (!(descriptor & 1)) { CHECK_ACCESS(descriptor_ptr); }
        LDKSocketDescriptor* descriptor_conv = (LDKSocketDescriptor*)descriptor_ptr;
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = PeerManager_write_buffer_space_avail(&this_arg_conv, descriptor_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PeerManager_read_event(uint32_t this_arg, uint32_t peer_descriptor, int8_tArray data) {
+uint32_t  __attribute__((export_name("TS_PeerManager_read_event"))) TS_PeerManager_read_event(uint32_t this_arg, uint32_t peer_descriptor, int8_tArray data) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* peer_descriptor_ptr = (void*)(((uint64_t)peer_descriptor) & ~1);
+       void* peer_descriptor_ptr = (void*)(((uintptr_t)peer_descriptor) & ~1);
        if (!(peer_descriptor & 1)) { CHECK_ACCESS(peer_descriptor_ptr); }
        LDKSocketDescriptor* peer_descriptor_conv = (LDKSocketDescriptor*)peer_descriptor_ptr;
        LDKu8slice data_ref;
-       data_ref.datalen = *((uint32_t*)data);
-       data_ref.data = (int8_t*)(data + 4);
+       data_ref.datalen = data->arr_len;
+       data_ref.data = data->elems /* XXX data leaks */;
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = PeerManager_read_event(&this_arg_conv, peer_descriptor_conv, data_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_process_events(uint32_t this_arg) {
+void  __attribute__((export_name("TS_PeerManager_process_events"))) TS_PeerManager_process_events(uint32_t this_arg) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -28893,29 +32173,29 @@ void  __attribute__((visibility("default"))) TS_PeerManager_process_events(uint3
        PeerManager_process_events(&this_arg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_socket_disconnected(uint32_t this_arg, uint32_t descriptor) {
+void  __attribute__((export_name("TS_PeerManager_socket_disconnected"))) TS_PeerManager_socket_disconnected(uint32_t this_arg, uint32_t descriptor) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uint64_t)descriptor) & ~1);
+       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
        if (!(descriptor & 1)) { CHECK_ACCESS(descriptor_ptr); }
        LDKSocketDescriptor* descriptor_conv = (LDKSocketDescriptor*)descriptor_ptr;
        PeerManager_socket_disconnected(&this_arg_conv, descriptor_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_disconnect_by_node_id(uint32_t this_arg, int8_tArray node_id, jboolean no_connection_possible) {
+void  __attribute__((export_name("TS_PeerManager_disconnect_by_node_id"))) TS_PeerManager_disconnect_by_node_id(uint32_t this_arg, int8_tArray node_id, jboolean no_connection_possible) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        PeerManager_disconnect_by_node_id(&this_arg_conv, node_id_ref, no_connection_possible);
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_disconnect_all_peers(uint32_t this_arg) {
+void  __attribute__((export_name("TS_PeerManager_disconnect_all_peers"))) TS_PeerManager_disconnect_all_peers(uint32_t this_arg) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -28923,7 +32203,7 @@ void  __attribute__((visibility("default"))) TS_PeerManager_disconnect_all_peers
        PeerManager_disconnect_all_peers(&this_arg_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_PeerManager_timer_tick_occurred(uint32_t this_arg) {
+void  __attribute__((export_name("TS_PeerManager_timer_tick_occurred"))) TS_PeerManager_timer_tick_occurred(uint32_t this_arg) {
        LDKPeerManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -28931,99 +32211,211 @@ void  __attribute__((visibility("default"))) TS_PeerManager_timer_tick_occurred(
        PeerManager_timer_tick_occurred(&this_arg_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_htlc_success_tx_weight(jboolean opt_anchors) {
+int64_t  __attribute__((export_name("TS_htlc_success_tx_weight"))) TS_htlc_success_tx_weight(jboolean opt_anchors) {
        int64_t ret_val = htlc_success_tx_weight(opt_anchors);
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_htlc_timeout_tx_weight(jboolean opt_anchors) {
+int64_t  __attribute__((export_name("TS_htlc_timeout_tx_weight"))) TS_htlc_timeout_tx_weight(jboolean opt_anchors) {
        int64_t ret_val = htlc_timeout_tx_weight(opt_anchors);
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_build_commitment_secret(int8_tArray commitment_seed, int64_t idx) {
+int8_tArray  __attribute__((export_name("TS_build_commitment_secret"))) TS_build_commitment_secret(int8_tArray commitment_seed, int64_t idx) {
        unsigned char commitment_seed_arr[32];
-       CHECK(*((uint32_t*)commitment_seed) == 32);
-       memcpy(commitment_seed_arr, (uint8_t*)(commitment_seed + 4), 32);
+       CHECK(commitment_seed->arr_len == 32);
+       memcpy(commitment_seed_arr, commitment_seed->elems, 32); FREE(commitment_seed);
        unsigned char (*commitment_seed_ref)[32] = &commitment_seed_arr;
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), build_commitment_secret(commitment_seed_ref, idx).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, build_commitment_secret(commitment_seed_ref, idx).data, 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_build_closing_transaction(int64_t to_holder_value_sat, int64_t to_counterparty_value_sat, int8_tArray to_holder_script, int8_tArray to_counterparty_script, uint32_t funding_outpoint) {
+int8_tArray  __attribute__((export_name("TS_build_closing_transaction"))) TS_build_closing_transaction(int64_t to_holder_value_sat, int64_t to_counterparty_value_sat, int8_tArray to_holder_script, int8_tArray to_counterparty_script, uint32_t funding_outpoint) {
        LDKCVec_u8Z to_holder_script_ref;
-       to_holder_script_ref.datalen = *((uint32_t*)to_holder_script);
+       to_holder_script_ref.datalen = to_holder_script->arr_len;
        to_holder_script_ref.data = MALLOC(to_holder_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(to_holder_script_ref.data, (uint8_t*)(to_holder_script + 4), to_holder_script_ref.datalen);
+       memcpy(to_holder_script_ref.data, to_holder_script->elems, to_holder_script_ref.datalen); FREE(to_holder_script);
        LDKCVec_u8Z to_counterparty_script_ref;
-       to_counterparty_script_ref.datalen = *((uint32_t*)to_counterparty_script);
+       to_counterparty_script_ref.datalen = to_counterparty_script->arr_len;
        to_counterparty_script_ref.data = MALLOC(to_counterparty_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(to_counterparty_script_ref.data, (uint8_t*)(to_counterparty_script + 4), to_counterparty_script_ref.datalen);
+       memcpy(to_counterparty_script_ref.data, to_counterparty_script->elems, to_counterparty_script_ref.datalen); FREE(to_counterparty_script);
        LDKOutPoint funding_outpoint_conv;
        funding_outpoint_conv.inner = (void*)(funding_outpoint & (~1));
        funding_outpoint_conv.is_owned = (funding_outpoint & 1) || (funding_outpoint == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_conv);
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKTransaction ret_var = build_closing_transaction(to_holder_value_sat, to_counterparty_value_sat, to_holder_script_ref, to_counterparty_script_ref, funding_outpoint_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        Transaction_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_derive_private_key(int8_tArray per_commitment_point, int8_tArray base_secret) {
+void  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_free"))) TS_CounterpartyCommitmentSecrets_free(uint32_t this_obj) {
+       LDKCounterpartyCommitmentSecrets this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       CounterpartyCommitmentSecrets_free(this_obj_conv);
+}
+
+static inline uintptr_t CounterpartyCommitmentSecrets_clone_ptr(LDKCounterpartyCommitmentSecrets *NONNULL_PTR arg) {
+       LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_clone_ptr"))) TS_CounterpartyCommitmentSecrets_clone_ptr(uint32_t arg) {
+       LDKCounterpartyCommitmentSecrets arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = CounterpartyCommitmentSecrets_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_clone"))) TS_CounterpartyCommitmentSecrets_clone(uint32_t orig) {
+       LDKCounterpartyCommitmentSecrets orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_new"))) TS_CounterpartyCommitmentSecrets_new() {
+       LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_new();
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+int64_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_get_min_seen_secret"))) TS_CounterpartyCommitmentSecrets_get_min_seen_secret(uint32_t this_arg) {
+       LDKCounterpartyCommitmentSecrets this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       int64_t ret_val = CounterpartyCommitmentSecrets_get_min_seen_secret(&this_arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_provide_secret"))) TS_CounterpartyCommitmentSecrets_provide_secret(uint32_t this_arg, int64_t idx, int8_tArray secret) {
+       LDKCounterpartyCommitmentSecrets this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKThirtyTwoBytes secret_ref;
+       CHECK(secret->arr_len == 32);
+       memcpy(secret_ref.data, secret->elems, 32); FREE(secret);
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = CounterpartyCommitmentSecrets_provide_secret(&this_arg_conv, idx, secret_ref);
+       return (uint32_t)ret_conv;
+}
+
+int8_tArray  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_get_secret"))) TS_CounterpartyCommitmentSecrets_get_secret(uint32_t this_arg, int64_t idx) {
+       LDKCounterpartyCommitmentSecrets this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, CounterpartyCommitmentSecrets_get_secret(&this_arg_conv, idx).data, 32);
+       return ret_arr;
+}
+
+int8_tArray  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_write"))) TS_CounterpartyCommitmentSecrets_write(uint32_t obj) {
+       LDKCounterpartyCommitmentSecrets obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = CounterpartyCommitmentSecrets_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_CounterpartyCommitmentSecrets_read"))) TS_CounterpartyCommitmentSecrets_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
+       *ret_conv = CounterpartyCommitmentSecrets_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_derive_private_key"))) TS_derive_private_key(int8_tArray per_commitment_point, int8_tArray base_secret) {
        LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
        unsigned char base_secret_arr[32];
-       CHECK(*((uint32_t*)base_secret) == 32);
-       memcpy(base_secret_arr, (uint8_t*)(base_secret + 4), 32);
+       CHECK(base_secret->arr_len == 32);
+       memcpy(base_secret_arr, base_secret->elems, 32); FREE(base_secret);
        unsigned char (*base_secret_ref)[32] = &base_secret_arr;
        LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
        *ret_conv = derive_private_key(per_commitment_point_ref, base_secret_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_derive_public_key(int8_tArray per_commitment_point, int8_tArray base_point) {
+uint32_t  __attribute__((export_name("TS_derive_public_key"))) TS_derive_public_key(int8_tArray per_commitment_point, int8_tArray base_point) {
        LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
        LDKPublicKey base_point_ref;
-       CHECK(*((uint32_t*)base_point) == 33);
-       memcpy(base_point_ref.compressed_form, (uint8_t*)(base_point + 4), 33);
+       CHECK(base_point->arr_len == 33);
+       memcpy(base_point_ref.compressed_form, base_point->elems, 33); FREE(base_point);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = derive_public_key(per_commitment_point_ref, base_point_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_derive_private_revocation_key(int8_tArray per_commitment_secret, int8_tArray countersignatory_revocation_base_secret) {
+uint32_t  __attribute__((export_name("TS_derive_private_revocation_key"))) TS_derive_private_revocation_key(int8_tArray per_commitment_secret, int8_tArray countersignatory_revocation_base_secret) {
        unsigned char per_commitment_secret_arr[32];
-       CHECK(*((uint32_t*)per_commitment_secret) == 32);
-       memcpy(per_commitment_secret_arr, (uint8_t*)(per_commitment_secret + 4), 32);
+       CHECK(per_commitment_secret->arr_len == 32);
+       memcpy(per_commitment_secret_arr, per_commitment_secret->elems, 32); FREE(per_commitment_secret);
        unsigned char (*per_commitment_secret_ref)[32] = &per_commitment_secret_arr;
        unsigned char countersignatory_revocation_base_secret_arr[32];
-       CHECK(*((uint32_t*)countersignatory_revocation_base_secret) == 32);
-       memcpy(countersignatory_revocation_base_secret_arr, (uint8_t*)(countersignatory_revocation_base_secret + 4), 32);
+       CHECK(countersignatory_revocation_base_secret->arr_len == 32);
+       memcpy(countersignatory_revocation_base_secret_arr, countersignatory_revocation_base_secret->elems, 32); FREE(countersignatory_revocation_base_secret);
        unsigned char (*countersignatory_revocation_base_secret_ref)[32] = &countersignatory_revocation_base_secret_arr;
        LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
        *ret_conv = derive_private_revocation_key(per_commitment_secret_ref, countersignatory_revocation_base_secret_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_derive_public_revocation_key(int8_tArray per_commitment_point, int8_tArray countersignatory_revocation_base_point) {
+uint32_t  __attribute__((export_name("TS_derive_public_revocation_key"))) TS_derive_public_revocation_key(int8_tArray per_commitment_point, int8_tArray countersignatory_revocation_base_point) {
        LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
        LDKPublicKey countersignatory_revocation_base_point_ref;
-       CHECK(*((uint32_t*)countersignatory_revocation_base_point) == 33);
-       memcpy(countersignatory_revocation_base_point_ref.compressed_form, (uint8_t*)(countersignatory_revocation_base_point + 4), 33);
+       CHECK(countersignatory_revocation_base_point->arr_len == 33);
+       memcpy(countersignatory_revocation_base_point_ref.compressed_form, countersignatory_revocation_base_point->elems, 33); FREE(countersignatory_revocation_base_point);
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = derive_public_revocation_key(per_commitment_point_ref, countersignatory_revocation_base_point_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_TxCreationKeys_free"))) TS_TxCreationKeys_free(uint32_t this_obj) {
        LDKTxCreationKeys this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -29031,199 +32423,199 @@ void  __attribute__((visibility("default"))) TS_TxCreationKeys_free(uint32_t thi
        TxCreationKeys_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_get_per_commitment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_get_per_commitment_point"))) TS_TxCreationKeys_get_per_commitment_point(uint32_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TxCreationKeys_get_per_commitment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, TxCreationKeys_get_per_commitment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_set_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_TxCreationKeys_set_per_commitment_point"))) TS_TxCreationKeys_set_per_commitment_point(uint32_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        TxCreationKeys_set_per_commitment_point(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_get_revocation_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_get_revocation_key"))) TS_TxCreationKeys_get_revocation_key(uint32_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TxCreationKeys_get_revocation_key(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, TxCreationKeys_get_revocation_key(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_set_revocation_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_TxCreationKeys_set_revocation_key"))) TS_TxCreationKeys_set_revocation_key(uint32_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        TxCreationKeys_set_revocation_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_get_broadcaster_htlc_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_get_broadcaster_htlc_key"))) TS_TxCreationKeys_get_broadcaster_htlc_key(uint32_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TxCreationKeys_get_broadcaster_htlc_key(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, TxCreationKeys_get_broadcaster_htlc_key(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_set_broadcaster_htlc_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_TxCreationKeys_set_broadcaster_htlc_key"))) TS_TxCreationKeys_set_broadcaster_htlc_key(uint32_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        TxCreationKeys_set_broadcaster_htlc_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_get_countersignatory_htlc_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_get_countersignatory_htlc_key"))) TS_TxCreationKeys_get_countersignatory_htlc_key(uint32_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TxCreationKeys_get_countersignatory_htlc_key(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, TxCreationKeys_get_countersignatory_htlc_key(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_set_countersignatory_htlc_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_TxCreationKeys_set_countersignatory_htlc_key"))) TS_TxCreationKeys_set_countersignatory_htlc_key(uint32_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        TxCreationKeys_set_countersignatory_htlc_key(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_get_broadcaster_delayed_payment_key(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_get_broadcaster_delayed_payment_key"))) TS_TxCreationKeys_get_broadcaster_delayed_payment_key(uint32_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TxCreationKeys_get_broadcaster_delayed_payment_key(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, TxCreationKeys_get_broadcaster_delayed_payment_key(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TxCreationKeys_set_broadcaster_delayed_payment_key(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_TxCreationKeys_set_broadcaster_delayed_payment_key"))) TS_TxCreationKeys_set_broadcaster_delayed_payment_key(uint32_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        TxCreationKeys_set_broadcaster_delayed_payment_key(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_new(int8_tArray per_commitment_point_arg, int8_tArray revocation_key_arg, int8_tArray broadcaster_htlc_key_arg, int8_tArray countersignatory_htlc_key_arg, int8_tArray broadcaster_delayed_payment_key_arg) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_new"))) TS_TxCreationKeys_new(int8_tArray per_commitment_point_arg, int8_tArray revocation_key_arg, int8_tArray broadcaster_htlc_key_arg, int8_tArray countersignatory_htlc_key_arg, int8_tArray broadcaster_delayed_payment_key_arg) {
        LDKPublicKey per_commitment_point_arg_ref;
-       CHECK(*((uint32_t*)per_commitment_point_arg) == 33);
-       memcpy(per_commitment_point_arg_ref.compressed_form, (uint8_t*)(per_commitment_point_arg + 4), 33);
+       CHECK(per_commitment_point_arg->arr_len == 33);
+       memcpy(per_commitment_point_arg_ref.compressed_form, per_commitment_point_arg->elems, 33); FREE(per_commitment_point_arg);
        LDKPublicKey revocation_key_arg_ref;
-       CHECK(*((uint32_t*)revocation_key_arg) == 33);
-       memcpy(revocation_key_arg_ref.compressed_form, (uint8_t*)(revocation_key_arg + 4), 33);
+       CHECK(revocation_key_arg->arr_len == 33);
+       memcpy(revocation_key_arg_ref.compressed_form, revocation_key_arg->elems, 33); FREE(revocation_key_arg);
        LDKPublicKey broadcaster_htlc_key_arg_ref;
-       CHECK(*((uint32_t*)broadcaster_htlc_key_arg) == 33);
-       memcpy(broadcaster_htlc_key_arg_ref.compressed_form, (uint8_t*)(broadcaster_htlc_key_arg + 4), 33);
+       CHECK(broadcaster_htlc_key_arg->arr_len == 33);
+       memcpy(broadcaster_htlc_key_arg_ref.compressed_form, broadcaster_htlc_key_arg->elems, 33); FREE(broadcaster_htlc_key_arg);
        LDKPublicKey countersignatory_htlc_key_arg_ref;
-       CHECK(*((uint32_t*)countersignatory_htlc_key_arg) == 33);
-       memcpy(countersignatory_htlc_key_arg_ref.compressed_form, (uint8_t*)(countersignatory_htlc_key_arg + 4), 33);
+       CHECK(countersignatory_htlc_key_arg->arr_len == 33);
+       memcpy(countersignatory_htlc_key_arg_ref.compressed_form, countersignatory_htlc_key_arg->elems, 33); FREE(countersignatory_htlc_key_arg);
        LDKPublicKey broadcaster_delayed_payment_key_arg_ref;
-       CHECK(*((uint32_t*)broadcaster_delayed_payment_key_arg) == 33);
-       memcpy(broadcaster_delayed_payment_key_arg_ref.compressed_form, (uint8_t*)(broadcaster_delayed_payment_key_arg + 4), 33);
+       CHECK(broadcaster_delayed_payment_key_arg->arr_len == 33);
+       memcpy(broadcaster_delayed_payment_key_arg_ref.compressed_form, broadcaster_delayed_payment_key_arg->elems, 33); FREE(broadcaster_delayed_payment_key_arg);
        LDKTxCreationKeys ret_var = TxCreationKeys_new(per_commitment_point_arg_ref, revocation_key_arg_ref, broadcaster_htlc_key_arg_ref, countersignatory_htlc_key_arg_ref, broadcaster_delayed_payment_key_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t TxCreationKeys_clone_ptr(LDKTxCreationKeys *NONNULL_PTR arg) {
+static inline uintptr_t TxCreationKeys_clone_ptr(LDKTxCreationKeys *NONNULL_PTR arg) {
        LDKTxCreationKeys ret_var = TxCreationKeys_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_TxCreationKeys_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_clone_ptr"))) TS_TxCreationKeys_clone_ptr(uint32_t arg) {
        LDKTxCreationKeys arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = TxCreationKeys_clone_ptr(&arg_conv);
+       uint32_t ret_val = TxCreationKeys_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_clone"))) TS_TxCreationKeys_clone(uint32_t orig) {
        LDKTxCreationKeys orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKTxCreationKeys ret_var = TxCreationKeys_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TxCreationKeys_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_TxCreationKeys_write"))) TS_TxCreationKeys_write(uint32_t obj) {
        LDKTxCreationKeys obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = TxCreationKeys_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_read"))) TS_TxCreationKeys_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = TxCreationKeys_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_free"))) TS_ChannelPublicKeys_free(uint32_t this_obj) {
        LDKChannelPublicKeys this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -29231,223 +32623,223 @@ void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_free(uint32_t
        ChannelPublicKeys_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_get_funding_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_get_funding_pubkey"))) TS_ChannelPublicKeys_get_funding_pubkey(uint32_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelPublicKeys_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelPublicKeys_get_funding_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_set_funding_pubkey"))) TS_ChannelPublicKeys_set_funding_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelPublicKeys_set_funding_pubkey(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_get_revocation_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_get_revocation_basepoint"))) TS_ChannelPublicKeys_get_revocation_basepoint(uint32_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelPublicKeys_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelPublicKeys_get_revocation_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_set_revocation_basepoint"))) TS_ChannelPublicKeys_set_revocation_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelPublicKeys_set_revocation_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_get_payment_point(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_get_payment_point"))) TS_ChannelPublicKeys_get_payment_point(uint32_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelPublicKeys_get_payment_point(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelPublicKeys_get_payment_point(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_set_payment_point(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_set_payment_point"))) TS_ChannelPublicKeys_set_payment_point(uint32_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelPublicKeys_set_payment_point(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_get_delayed_payment_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_get_delayed_payment_basepoint"))) TS_ChannelPublicKeys_get_delayed_payment_basepoint(uint32_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelPublicKeys_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelPublicKeys_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_set_delayed_payment_basepoint"))) TS_ChannelPublicKeys_set_delayed_payment_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelPublicKeys_set_delayed_payment_basepoint(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_get_htlc_basepoint(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_get_htlc_basepoint"))) TS_ChannelPublicKeys_get_htlc_basepoint(uint32_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ChannelPublicKeys_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ChannelPublicKeys_get_htlc_basepoint(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelPublicKeys_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_ChannelPublicKeys_set_htlc_basepoint"))) TS_ChannelPublicKeys_set_htlc_basepoint(uint32_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        ChannelPublicKeys_set_htlc_basepoint(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelPublicKeys_new(int8_tArray funding_pubkey_arg, int8_tArray revocation_basepoint_arg, int8_tArray payment_point_arg, int8_tArray delayed_payment_basepoint_arg, int8_tArray htlc_basepoint_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelPublicKeys_new"))) TS_ChannelPublicKeys_new(int8_tArray funding_pubkey_arg, int8_tArray revocation_basepoint_arg, int8_tArray payment_point_arg, int8_tArray delayed_payment_basepoint_arg, int8_tArray htlc_basepoint_arg) {
        LDKPublicKey funding_pubkey_arg_ref;
-       CHECK(*((uint32_t*)funding_pubkey_arg) == 33);
-       memcpy(funding_pubkey_arg_ref.compressed_form, (uint8_t*)(funding_pubkey_arg + 4), 33);
+       CHECK(funding_pubkey_arg->arr_len == 33);
+       memcpy(funding_pubkey_arg_ref.compressed_form, funding_pubkey_arg->elems, 33); FREE(funding_pubkey_arg);
        LDKPublicKey revocation_basepoint_arg_ref;
-       CHECK(*((uint32_t*)revocation_basepoint_arg) == 33);
-       memcpy(revocation_basepoint_arg_ref.compressed_form, (uint8_t*)(revocation_basepoint_arg + 4), 33);
+       CHECK(revocation_basepoint_arg->arr_len == 33);
+       memcpy(revocation_basepoint_arg_ref.compressed_form, revocation_basepoint_arg->elems, 33); FREE(revocation_basepoint_arg);
        LDKPublicKey payment_point_arg_ref;
-       CHECK(*((uint32_t*)payment_point_arg) == 33);
-       memcpy(payment_point_arg_ref.compressed_form, (uint8_t*)(payment_point_arg + 4), 33);
+       CHECK(payment_point_arg->arr_len == 33);
+       memcpy(payment_point_arg_ref.compressed_form, payment_point_arg->elems, 33); FREE(payment_point_arg);
        LDKPublicKey delayed_payment_basepoint_arg_ref;
-       CHECK(*((uint32_t*)delayed_payment_basepoint_arg) == 33);
-       memcpy(delayed_payment_basepoint_arg_ref.compressed_form, (uint8_t*)(delayed_payment_basepoint_arg + 4), 33);
+       CHECK(delayed_payment_basepoint_arg->arr_len == 33);
+       memcpy(delayed_payment_basepoint_arg_ref.compressed_form, delayed_payment_basepoint_arg->elems, 33); FREE(delayed_payment_basepoint_arg);
        LDKPublicKey htlc_basepoint_arg_ref;
-       CHECK(*((uint32_t*)htlc_basepoint_arg) == 33);
-       memcpy(htlc_basepoint_arg_ref.compressed_form, (uint8_t*)(htlc_basepoint_arg + 4), 33);
+       CHECK(htlc_basepoint_arg->arr_len == 33);
+       memcpy(htlc_basepoint_arg_ref.compressed_form, htlc_basepoint_arg->elems, 33); FREE(htlc_basepoint_arg);
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_new(funding_pubkey_arg_ref, revocation_basepoint_arg_ref, payment_point_arg_ref, delayed_payment_basepoint_arg_ref, htlc_basepoint_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelPublicKeys_clone_ptr(LDKChannelPublicKeys *NONNULL_PTR arg) {
+static inline uintptr_t ChannelPublicKeys_clone_ptr(LDKChannelPublicKeys *NONNULL_PTR arg) {
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelPublicKeys_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelPublicKeys_clone_ptr"))) TS_ChannelPublicKeys_clone_ptr(uint32_t arg) {
        LDKChannelPublicKeys arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelPublicKeys_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelPublicKeys_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelPublicKeys_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelPublicKeys_clone"))) TS_ChannelPublicKeys_clone(uint32_t orig) {
        LDKChannelPublicKeys orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelPublicKeys_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelPublicKeys_write"))) TS_ChannelPublicKeys_write(uint32_t obj) {
        LDKChannelPublicKeys obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelPublicKeys_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelPublicKeys_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelPublicKeys_read"))) TS_ChannelPublicKeys_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = ChannelPublicKeys_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_derive_new(int8_tArray per_commitment_point, int8_tArray broadcaster_delayed_payment_base, int8_tArray broadcaster_htlc_base, int8_tArray countersignatory_revocation_base, int8_tArray countersignatory_htlc_base) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_derive_new"))) TS_TxCreationKeys_derive_new(int8_tArray per_commitment_point, int8_tArray broadcaster_delayed_payment_base, int8_tArray broadcaster_htlc_base, int8_tArray countersignatory_revocation_base, int8_tArray countersignatory_htlc_base) {
        LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
        LDKPublicKey broadcaster_delayed_payment_base_ref;
-       CHECK(*((uint32_t*)broadcaster_delayed_payment_base) == 33);
-       memcpy(broadcaster_delayed_payment_base_ref.compressed_form, (uint8_t*)(broadcaster_delayed_payment_base + 4), 33);
+       CHECK(broadcaster_delayed_payment_base->arr_len == 33);
+       memcpy(broadcaster_delayed_payment_base_ref.compressed_form, broadcaster_delayed_payment_base->elems, 33); FREE(broadcaster_delayed_payment_base);
        LDKPublicKey broadcaster_htlc_base_ref;
-       CHECK(*((uint32_t*)broadcaster_htlc_base) == 33);
-       memcpy(broadcaster_htlc_base_ref.compressed_form, (uint8_t*)(broadcaster_htlc_base + 4), 33);
+       CHECK(broadcaster_htlc_base->arr_len == 33);
+       memcpy(broadcaster_htlc_base_ref.compressed_form, broadcaster_htlc_base->elems, 33); FREE(broadcaster_htlc_base);
        LDKPublicKey countersignatory_revocation_base_ref;
-       CHECK(*((uint32_t*)countersignatory_revocation_base) == 33);
-       memcpy(countersignatory_revocation_base_ref.compressed_form, (uint8_t*)(countersignatory_revocation_base + 4), 33);
+       CHECK(countersignatory_revocation_base->arr_len == 33);
+       memcpy(countersignatory_revocation_base_ref.compressed_form, countersignatory_revocation_base->elems, 33); FREE(countersignatory_revocation_base);
        LDKPublicKey countersignatory_htlc_base_ref;
-       CHECK(*((uint32_t*)countersignatory_htlc_base) == 33);
-       memcpy(countersignatory_htlc_base_ref.compressed_form, (uint8_t*)(countersignatory_htlc_base + 4), 33);
+       CHECK(countersignatory_htlc_base->arr_len == 33);
+       memcpy(countersignatory_htlc_base_ref.compressed_form, countersignatory_htlc_base->elems, 33); FREE(countersignatory_htlc_base);
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = TxCreationKeys_derive_new(per_commitment_point_ref, broadcaster_delayed_payment_base_ref, broadcaster_htlc_base_ref, countersignatory_revocation_base_ref, countersignatory_htlc_base_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_from_channel_static_keys(int8_tArray per_commitment_point, uint32_t broadcaster_keys, uint32_t countersignatory_keys) {
+uint32_t  __attribute__((export_name("TS_TxCreationKeys_from_channel_static_keys"))) TS_TxCreationKeys_from_channel_static_keys(int8_tArray per_commitment_point, uint32_t broadcaster_keys, uint32_t countersignatory_keys) {
        LDKPublicKey per_commitment_point_ref;
-       CHECK(*((uint32_t*)per_commitment_point) == 33);
-       memcpy(per_commitment_point_ref.compressed_form, (uint8_t*)(per_commitment_point + 4), 33);
+       CHECK(per_commitment_point->arr_len == 33);
+       memcpy(per_commitment_point_ref.compressed_form, per_commitment_point->elems, 33); FREE(per_commitment_point);
        LDKChannelPublicKeys broadcaster_keys_conv;
        broadcaster_keys_conv.inner = (void*)(broadcaster_keys & (~1));
        broadcaster_keys_conv.is_owned = false;
@@ -29458,24 +32850,24 @@ uint32_t  __attribute__((visibility("default"))) TS_TxCreationKeys_from_channel_
        CHECK_INNER_FIELD_ACCESS_OR_NULL(countersignatory_keys_conv);
        LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
        *ret_conv = TxCreationKeys_from_channel_static_keys(per_commitment_point_ref, &broadcaster_keys_conv, &countersignatory_keys_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_get_revokeable_redeemscript(int8_tArray revocation_key, int16_t contest_delay, int8_tArray broadcaster_delayed_payment_key) {
+int8_tArray  __attribute__((export_name("TS_get_revokeable_redeemscript"))) TS_get_revokeable_redeemscript(int8_tArray revocation_key, int16_t contest_delay, int8_tArray broadcaster_delayed_payment_key) {
        LDKPublicKey revocation_key_ref;
-       CHECK(*((uint32_t*)revocation_key) == 33);
-       memcpy(revocation_key_ref.compressed_form, (uint8_t*)(revocation_key + 4), 33);
+       CHECK(revocation_key->arr_len == 33);
+       memcpy(revocation_key_ref.compressed_form, revocation_key->elems, 33); FREE(revocation_key);
        LDKPublicKey broadcaster_delayed_payment_key_ref;
-       CHECK(*((uint32_t*)broadcaster_delayed_payment_key) == 33);
-       memcpy(broadcaster_delayed_payment_key_ref.compressed_form, (uint8_t*)(broadcaster_delayed_payment_key + 4), 33);
+       CHECK(broadcaster_delayed_payment_key->arr_len == 33);
+       memcpy(broadcaster_delayed_payment_key_ref.compressed_form, broadcaster_delayed_payment_key->elems, 33); FREE(broadcaster_delayed_payment_key);
        LDKCVec_u8Z ret_var = get_revokeable_redeemscript(revocation_key_ref, contest_delay, broadcaster_delayed_payment_key_ref);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_free"))) TS_HTLCOutputInCommitment_free(uint32_t this_obj) {
        LDKHTLCOutputInCommitment this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -29483,7 +32875,7 @@ void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_free(uint
        HTLCOutputInCommitment_free(this_obj_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_offered(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_HTLCOutputInCommitment_get_offered"))) TS_HTLCOutputInCommitment_get_offered(uint32_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29492,7 +32884,7 @@ jboolean  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_o
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_offered(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_set_offered"))) TS_HTLCOutputInCommitment_set_offered(uint32_t this_ptr, jboolean val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29500,7 +32892,7 @@ void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_offer
        HTLCOutputInCommitment_set_offered(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_amount_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_HTLCOutputInCommitment_get_amount_msat"))) TS_HTLCOutputInCommitment_get_amount_msat(uint32_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29509,7 +32901,7 @@ int64_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_am
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_amount_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_set_amount_msat"))) TS_HTLCOutputInCommitment_set_amount_msat(uint32_t this_ptr, int64_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29517,7 +32909,7 @@ void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_amoun
        HTLCOutputInCommitment_set_amount_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_cltv_expiry(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_get_cltv_expiry"))) TS_HTLCOutputInCommitment_get_cltv_expiry(uint32_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29526,7 +32918,7 @@ int32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_cl
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_cltv_expiry(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_set_cltv_expiry"))) TS_HTLCOutputInCommitment_set_cltv_expiry(uint32_t this_ptr, int32_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29534,130 +32926,130 @@ void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_cltv_
        HTLCOutputInCommitment_set_cltv_expiry(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_payment_hash(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_HTLCOutputInCommitment_get_payment_hash"))) TS_HTLCOutputInCommitment_get_payment_hash(uint32_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *HTLCOutputInCommitment_get_payment_hash(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *HTLCOutputInCommitment_get_payment_hash(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_payment_hash(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_set_payment_hash"))) TS_HTLCOutputInCommitment_set_payment_hash(uint32_t this_ptr, int8_tArray val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        HTLCOutputInCommitment_set_payment_hash(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_get_transaction_output_index(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_get_transaction_output_index"))) TS_HTLCOutputInCommitment_get_transaction_output_index(uint32_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = HTLCOutputInCommitment_get_transaction_output_index(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_set_transaction_output_index(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_HTLCOutputInCommitment_set_transaction_output_index"))) TS_HTLCOutputInCommitment_set_transaction_output_index(uint32_t this_ptr, uint32_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u32Z val_conv = *(LDKCOption_u32Z*)(val_ptr);
-       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)val) & ~1));
        HTLCOutputInCommitment_set_transaction_output_index(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_new(jboolean offered_arg, int64_t amount_msat_arg, int32_t cltv_expiry_arg, int8_tArray payment_hash_arg, uint32_t transaction_output_index_arg) {
+uint32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_new"))) TS_HTLCOutputInCommitment_new(jboolean offered_arg, int64_t amount_msat_arg, int32_t cltv_expiry_arg, int8_tArray payment_hash_arg, uint32_t transaction_output_index_arg) {
        LDKThirtyTwoBytes payment_hash_arg_ref;
-       CHECK(*((uint32_t*)payment_hash_arg) == 32);
-       memcpy(payment_hash_arg_ref.data, (uint8_t*)(payment_hash_arg + 4), 32);
-       void* transaction_output_index_arg_ptr = (void*)(((uint64_t)transaction_output_index_arg) & ~1);
+       CHECK(payment_hash_arg->arr_len == 32);
+       memcpy(payment_hash_arg_ref.data, payment_hash_arg->elems, 32); FREE(payment_hash_arg);
+       void* transaction_output_index_arg_ptr = (void*)(((uintptr_t)transaction_output_index_arg) & ~1);
        CHECK_ACCESS(transaction_output_index_arg_ptr);
        LDKCOption_u32Z transaction_output_index_arg_conv = *(LDKCOption_u32Z*)(transaction_output_index_arg_ptr);
-       transaction_output_index_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uint64_t)transaction_output_index_arg) & ~1));
+       transaction_output_index_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)transaction_output_index_arg) & ~1));
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_new(offered_arg, amount_msat_arg, cltv_expiry_arg, payment_hash_arg_ref, transaction_output_index_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t HTLCOutputInCommitment_clone_ptr(LDKHTLCOutputInCommitment *NONNULL_PTR arg) {
+static inline uintptr_t HTLCOutputInCommitment_clone_ptr(LDKHTLCOutputInCommitment *NONNULL_PTR arg) {
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_clone_ptr"))) TS_HTLCOutputInCommitment_clone_ptr(uint32_t arg) {
        LDKHTLCOutputInCommitment arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = HTLCOutputInCommitment_clone_ptr(&arg_conv);
+       uint32_t ret_val = HTLCOutputInCommitment_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_clone"))) TS_HTLCOutputInCommitment_clone(uint32_t orig) {
        LDKHTLCOutputInCommitment orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_HTLCOutputInCommitment_write"))) TS_HTLCOutputInCommitment_write(uint32_t obj) {
        LDKHTLCOutputInCommitment obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = HTLCOutputInCommitment_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HTLCOutputInCommitment_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_HTLCOutputInCommitment_read"))) TS_HTLCOutputInCommitment_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = HTLCOutputInCommitment_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_get_htlc_redeemscript(uint32_t htlc, jboolean opt_anchors, uint32_t keys) {
+int8_tArray  __attribute__((export_name("TS_get_htlc_redeemscript"))) TS_get_htlc_redeemscript(uint32_t htlc, jboolean opt_anchors, uint32_t keys) {
        LDKHTLCOutputInCommitment htlc_conv;
        htlc_conv.inner = (void*)(htlc & (~1));
        htlc_conv.is_owned = false;
@@ -29667,60 +33059,60 @@ int8_tArray  __attribute__((visibility("default"))) TS_get_htlc_redeemscript(uin
        keys_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(keys_conv);
        LDKCVec_u8Z ret_var = get_htlc_redeemscript(&htlc_conv, opt_anchors, &keys_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_make_funding_redeemscript(int8_tArray broadcaster, int8_tArray countersignatory) {
+int8_tArray  __attribute__((export_name("TS_make_funding_redeemscript"))) TS_make_funding_redeemscript(int8_tArray broadcaster, int8_tArray countersignatory) {
        LDKPublicKey broadcaster_ref;
-       CHECK(*((uint32_t*)broadcaster) == 33);
-       memcpy(broadcaster_ref.compressed_form, (uint8_t*)(broadcaster + 4), 33);
+       CHECK(broadcaster->arr_len == 33);
+       memcpy(broadcaster_ref.compressed_form, broadcaster->elems, 33); FREE(broadcaster);
        LDKPublicKey countersignatory_ref;
-       CHECK(*((uint32_t*)countersignatory) == 33);
-       memcpy(countersignatory_ref.compressed_form, (uint8_t*)(countersignatory + 4), 33);
+       CHECK(countersignatory->arr_len == 33);
+       memcpy(countersignatory_ref.compressed_form, countersignatory->elems, 33); FREE(countersignatory);
        LDKCVec_u8Z ret_var = make_funding_redeemscript(broadcaster_ref, countersignatory_ref);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_build_htlc_transaction(int8_tArray commitment_txid, int32_t feerate_per_kw, int16_t contest_delay, uint32_t htlc, jboolean opt_anchors, int8_tArray broadcaster_delayed_payment_key, int8_tArray revocation_key) {
+int8_tArray  __attribute__((export_name("TS_build_htlc_transaction"))) TS_build_htlc_transaction(int8_tArray commitment_txid, int32_t feerate_per_kw, int16_t contest_delay, uint32_t htlc, jboolean opt_anchors, int8_tArray broadcaster_delayed_payment_key, int8_tArray revocation_key) {
        unsigned char commitment_txid_arr[32];
-       CHECK(*((uint32_t*)commitment_txid) == 32);
-       memcpy(commitment_txid_arr, (uint8_t*)(commitment_txid + 4), 32);
+       CHECK(commitment_txid->arr_len == 32);
+       memcpy(commitment_txid_arr, commitment_txid->elems, 32); FREE(commitment_txid);
        unsigned char (*commitment_txid_ref)[32] = &commitment_txid_arr;
        LDKHTLCOutputInCommitment htlc_conv;
        htlc_conv.inner = (void*)(htlc & (~1));
        htlc_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
        LDKPublicKey broadcaster_delayed_payment_key_ref;
-       CHECK(*((uint32_t*)broadcaster_delayed_payment_key) == 33);
-       memcpy(broadcaster_delayed_payment_key_ref.compressed_form, (uint8_t*)(broadcaster_delayed_payment_key + 4), 33);
+       CHECK(broadcaster_delayed_payment_key->arr_len == 33);
+       memcpy(broadcaster_delayed_payment_key_ref.compressed_form, broadcaster_delayed_payment_key->elems, 33); FREE(broadcaster_delayed_payment_key);
        LDKPublicKey revocation_key_ref;
-       CHECK(*((uint32_t*)revocation_key) == 33);
-       memcpy(revocation_key_ref.compressed_form, (uint8_t*)(revocation_key + 4), 33);
+       CHECK(revocation_key->arr_len == 33);
+       memcpy(revocation_key_ref.compressed_form, revocation_key->elems, 33); FREE(revocation_key);
        LDKTransaction ret_var = build_htlc_transaction(commitment_txid_ref, feerate_per_kw, contest_delay, &htlc_conv, opt_anchors, broadcaster_delayed_payment_key_ref, revocation_key_ref);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        Transaction_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_get_anchor_redeemscript(int8_tArray funding_pubkey) {
+int8_tArray  __attribute__((export_name("TS_get_anchor_redeemscript"))) TS_get_anchor_redeemscript(int8_tArray funding_pubkey) {
        LDKPublicKey funding_pubkey_ref;
-       CHECK(*((uint32_t*)funding_pubkey) == 33);
-       memcpy(funding_pubkey_ref.compressed_form, (uint8_t*)(funding_pubkey + 4), 33);
+       CHECK(funding_pubkey->arr_len == 33);
+       memcpy(funding_pubkey_ref.compressed_form, funding_pubkey->elems, 33); FREE(funding_pubkey);
        LDKCVec_u8Z ret_var = get_anchor_redeemscript(funding_pubkey_ref);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_free"))) TS_ChannelTransactionParameters_free(uint32_t this_obj) {
        LDKChannelTransactionParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -29728,24 +33120,24 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_fre
        ChannelTransactionParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_holder_pubkeys(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_get_holder_pubkeys"))) TS_ChannelTransactionParameters_get_holder_pubkeys(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelPublicKeys ret_var = ChannelTransactionParameters_get_holder_pubkeys(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_holder_pubkeys(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_holder_pubkeys"))) TS_ChannelTransactionParameters_set_holder_pubkeys(uint32_t this_ptr, uint32_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29758,7 +33150,7 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_holder_pubkeys(&this_ptr_conv, val_conv);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_holder_selected_contest_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ChannelTransactionParameters_get_holder_selected_contest_delay"))) TS_ChannelTransactionParameters_get_holder_selected_contest_delay(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29767,7 +33159,7 @@ int16_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_holder_selected_contest_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_holder_selected_contest_delay"))) TS_ChannelTransactionParameters_set_holder_selected_contest_delay(uint32_t this_ptr, int16_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29775,7 +33167,7 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_holder_selected_contest_delay(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_is_outbound_from_holder(uint32_t this_ptr) {
+jboolean  __attribute__((export_name("TS_ChannelTransactionParameters_get_is_outbound_from_holder"))) TS_ChannelTransactionParameters_get_is_outbound_from_holder(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29784,7 +33176,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_is_outbound_from_holder(uint32_t this_ptr, jboolean val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_is_outbound_from_holder"))) TS_ChannelTransactionParameters_set_is_outbound_from_holder(uint32_t this_ptr, jboolean val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29792,18 +33184,18 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_is_outbound_from_holder(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_counterparty_parameters(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_get_counterparty_parameters"))) TS_ChannelTransactionParameters_get_counterparty_parameters(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCounterpartyChannelTransactionParameters ret_var = ChannelTransactionParameters_get_counterparty_parameters(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -29811,7 +33203,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_counterparty_parameters(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_counterparty_parameters"))) TS_ChannelTransactionParameters_set_counterparty_parameters(uint32_t this_ptr, uint32_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29824,18 +33216,18 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_counterparty_parameters(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_funding_outpoint(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_get_funding_outpoint"))) TS_ChannelTransactionParameters_get_funding_outpoint(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKOutPoint ret_var = ChannelTransactionParameters_get_funding_outpoint(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -29843,7 +33235,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_funding_outpoint(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_funding_outpoint"))) TS_ChannelTransactionParameters_set_funding_outpoint(uint32_t this_ptr, uint32_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29856,7 +33248,7 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_funding_outpoint(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_get_opt_anchors(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_get_opt_anchors"))) TS_ChannelTransactionParameters_get_opt_anchors(uint32_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29865,7 +33257,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set_opt_anchors(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelTransactionParameters_set_opt_anchors"))) TS_ChannelTransactionParameters_set_opt_anchors(uint32_t this_ptr, uint32_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29874,7 +33266,7 @@ void  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_set
        ChannelTransactionParameters_set_opt_anchors(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_new(uint32_t holder_pubkeys_arg, int16_t holder_selected_contest_delay_arg, jboolean is_outbound_from_holder_arg, uint32_t counterparty_parameters_arg, uint32_t funding_outpoint_arg, uint32_t opt_anchors_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_new"))) TS_ChannelTransactionParameters_new(uint32_t holder_pubkeys_arg, int16_t holder_selected_contest_delay_arg, jboolean is_outbound_from_holder_arg, uint32_t counterparty_parameters_arg, uint32_t funding_outpoint_arg, uint32_t opt_anchors_arg) {
        LDKChannelPublicKeys holder_pubkeys_arg_conv;
        holder_pubkeys_arg_conv.inner = (void*)(holder_pubkeys_arg & (~1));
        holder_pubkeys_arg_conv.is_owned = (holder_pubkeys_arg & 1) || (holder_pubkeys_arg == 0);
@@ -29892,56 +33284,56 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        funding_outpoint_arg_conv = OutPoint_clone(&funding_outpoint_arg_conv);
        LDKCOption_NoneZ opt_anchors_arg_conv = LDKCOption_NoneZ_from_js(opt_anchors_arg);
        LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_new(holder_pubkeys_arg_conv, holder_selected_contest_delay_arg, is_outbound_from_holder_arg, counterparty_parameters_arg_conv, funding_outpoint_arg_conv, opt_anchors_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelTransactionParameters_clone_ptr(LDKChannelTransactionParameters *NONNULL_PTR arg) {
+static inline uintptr_t ChannelTransactionParameters_clone_ptr(LDKChannelTransactionParameters *NONNULL_PTR arg) {
        LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_clone_ptr"))) TS_ChannelTransactionParameters_clone_ptr(uint32_t arg) {
        LDKChannelTransactionParameters arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelTransactionParameters_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelTransactionParameters_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_clone"))) TS_ChannelTransactionParameters_clone(uint32_t orig) {
        LDKChannelTransactionParameters orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_free"))) TS_CounterpartyChannelTransactionParameters_free(uint32_t this_obj) {
        LDKCounterpartyChannelTransactionParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -29949,24 +33341,24 @@ void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionPa
        CounterpartyChannelTransactionParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_get_pubkeys(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_get_pubkeys"))) TS_CounterpartyChannelTransactionParameters_get_pubkeys(uint32_t this_ptr) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelPublicKeys ret_var = CounterpartyChannelTransactionParameters_get_pubkeys(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_set_pubkeys(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_set_pubkeys"))) TS_CounterpartyChannelTransactionParameters_set_pubkeys(uint32_t this_ptr, uint32_t val) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29979,7 +33371,7 @@ void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionPa
        CounterpartyChannelTransactionParameters_set_pubkeys(&this_ptr_conv, val_conv);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_get_selected_contest_delay(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_get_selected_contest_delay"))) TS_CounterpartyChannelTransactionParameters_get_selected_contest_delay(uint32_t this_ptr) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29988,7 +33380,7 @@ int16_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactio
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_set_selected_contest_delay(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_set_selected_contest_delay"))) TS_CounterpartyChannelTransactionParameters_set_selected_contest_delay(uint32_t this_ptr, int16_t val) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -29996,63 +33388,63 @@ void  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionPa
        CounterpartyChannelTransactionParameters_set_selected_contest_delay(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_new(uint32_t pubkeys_arg, int16_t selected_contest_delay_arg) {
+uint32_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_new"))) TS_CounterpartyChannelTransactionParameters_new(uint32_t pubkeys_arg, int16_t selected_contest_delay_arg) {
        LDKChannelPublicKeys pubkeys_arg_conv;
        pubkeys_arg_conv.inner = (void*)(pubkeys_arg & (~1));
        pubkeys_arg_conv.is_owned = (pubkeys_arg & 1) || (pubkeys_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_arg_conv);
        pubkeys_arg_conv = ChannelPublicKeys_clone(&pubkeys_arg_conv);
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_new(pubkeys_arg_conv, selected_contest_delay_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t CounterpartyChannelTransactionParameters_clone_ptr(LDKCounterpartyChannelTransactionParameters *NONNULL_PTR arg) {
+static inline uintptr_t CounterpartyChannelTransactionParameters_clone_ptr(LDKCounterpartyChannelTransactionParameters *NONNULL_PTR arg) {
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_clone_ptr"))) TS_CounterpartyChannelTransactionParameters_clone_ptr(uint32_t arg) {
        LDKCounterpartyChannelTransactionParameters arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = CounterpartyChannelTransactionParameters_clone_ptr(&arg_conv);
+       uint32_t ret_val = CounterpartyChannelTransactionParameters_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_clone"))) TS_CounterpartyChannelTransactionParameters_clone(uint32_t orig) {
        LDKCounterpartyChannelTransactionParameters orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_is_populated(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_ChannelTransactionParameters_is_populated"))) TS_ChannelTransactionParameters_is_populated(uint32_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30061,83 +33453,83 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelTransactionParameters
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_as_holder_broadcastable(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_as_holder_broadcastable"))) TS_ChannelTransactionParameters_as_holder_broadcastable(uint32_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKDirectedChannelTransactionParameters ret_var = ChannelTransactionParameters_as_holder_broadcastable(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_as_counterparty_broadcastable(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_as_counterparty_broadcastable"))) TS_ChannelTransactionParameters_as_counterparty_broadcastable(uint32_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKDirectedChannelTransactionParameters ret_var = ChannelTransactionParameters_as_counterparty_broadcastable(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_write"))) TS_CounterpartyChannelTransactionParameters_write(uint32_t obj) {
        LDKCounterpartyChannelTransactionParameters obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = CounterpartyChannelTransactionParameters_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CounterpartyChannelTransactionParameters_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_CounterpartyChannelTransactionParameters_read"))) TS_CounterpartyChannelTransactionParameters_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CounterpartyChannelTransactionParameters_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelTransactionParameters_write"))) TS_ChannelTransactionParameters_write(uint32_t obj) {
        LDKChannelTransactionParameters obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelTransactionParameters_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTransactionParameters_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelTransactionParameters_read"))) TS_ChannelTransactionParameters_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = ChannelTransactionParameters_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_DirectedChannelTransactionParameters_free"))) TS_DirectedChannelTransactionParameters_free(uint32_t this_obj) {
        LDKDirectedChannelTransactionParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30145,41 +33537,41 @@ void  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParame
        DirectedChannelTransactionParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_broadcaster_pubkeys(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_DirectedChannelTransactionParameters_broadcaster_pubkeys"))) TS_DirectedChannelTransactionParameters_broadcaster_pubkeys(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelPublicKeys ret_var = DirectedChannelTransactionParameters_broadcaster_pubkeys(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_countersignatory_pubkeys(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_DirectedChannelTransactionParameters_countersignatory_pubkeys"))) TS_DirectedChannelTransactionParameters_countersignatory_pubkeys(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKChannelPublicKeys ret_var = DirectedChannelTransactionParameters_countersignatory_pubkeys(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int16_t  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_contest_delay(uint32_t this_arg) {
+int16_t  __attribute__((export_name("TS_DirectedChannelTransactionParameters_contest_delay"))) TS_DirectedChannelTransactionParameters_contest_delay(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30188,7 +33580,7 @@ int16_t  __attribute__((visibility("default"))) TS_DirectedChannelTransactionPar
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_is_outbound(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_DirectedChannelTransactionParameters_is_outbound"))) TS_DirectedChannelTransactionParameters_is_outbound(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30197,24 +33589,24 @@ jboolean  __attribute__((visibility("default"))) TS_DirectedChannelTransactionPa
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_funding_outpoint(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_DirectedChannelTransactionParameters_funding_outpoint"))) TS_DirectedChannelTransactionParameters_funding_outpoint(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKOutPoint ret_var = DirectedChannelTransactionParameters_funding_outpoint(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_DirectedChannelTransactionParameters_opt_anchors(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_DirectedChannelTransactionParameters_opt_anchors"))) TS_DirectedChannelTransactionParameters_opt_anchors(uint32_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30223,7 +33615,7 @@ jboolean  __attribute__((visibility("default"))) TS_DirectedChannelTransactionPa
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_HolderCommitmentTransaction_free"))) TS_HolderCommitmentTransaction_free(uint32_t this_obj) {
        LDKHolderCommitmentTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30231,150 +33623,150 @@ void  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_free
        HolderCommitmentTransaction_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_get_counterparty_sig(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_HolderCommitmentTransaction_get_counterparty_sig"))) TS_HolderCommitmentTransaction_get_counterparty_sig(uint32_t this_ptr) {
        LDKHolderCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), HolderCommitmentTransaction_get_counterparty_sig(&this_ptr_conv).compact_form, 64);
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, HolderCommitmentTransaction_get_counterparty_sig(&this_ptr_conv).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_set_counterparty_sig(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_HolderCommitmentTransaction_set_counterparty_sig"))) TS_HolderCommitmentTransaction_set_counterparty_sig(uint32_t this_ptr, int8_tArray val) {
        LDKHolderCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKSignature val_ref;
-       CHECK(*((uint32_t*)val) == 64);
-       memcpy(val_ref.compact_form, (uint8_t*)(val + 4), 64);
+       CHECK(val->arr_len == 64);
+       memcpy(val_ref.compact_form, val->elems, 64); FREE(val);
        HolderCommitmentTransaction_set_counterparty_sig(&this_ptr_conv, val_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_set_counterparty_htlc_sigs(uint32_t this_ptr, ptrArray val) {
+void  __attribute__((export_name("TS_HolderCommitmentTransaction_set_counterparty_htlc_sigs"))) TS_HolderCommitmentTransaction_set_counterparty_htlc_sigs(uint32_t this_ptr, ptrArray val) {
        LDKHolderCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_SignatureZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                val_constr.data = NULL;
-       int8_tArray* val_vals = (int8_tArray*)(val + 4);
+       int8_tArray* val_vals = (void*) val->elems /* XXX val leaks */;
        for (size_t m = 0; m < val_constr.datalen; m++) {
                int8_tArray val_conv_12 = val_vals[m];
                LDKSignature val_conv_12_ref;
-               CHECK(*((uint32_t*)val_conv_12) == 64);
-               memcpy(val_conv_12_ref.compact_form, (uint8_t*)(val_conv_12 + 4), 64);
+               CHECK(val_conv_12->arr_len == 64);
+               memcpy(val_conv_12_ref.compact_form, val_conv_12->elems, 64); FREE(val_conv_12);
                val_constr.data[m] = val_conv_12_ref;
        }
        HolderCommitmentTransaction_set_counterparty_htlc_sigs(&this_ptr_conv, val_constr);
 }
 
-static inline uint64_t HolderCommitmentTransaction_clone_ptr(LDKHolderCommitmentTransaction *NONNULL_PTR arg) {
+static inline uintptr_t HolderCommitmentTransaction_clone_ptr(LDKHolderCommitmentTransaction *NONNULL_PTR arg) {
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_HolderCommitmentTransaction_clone_ptr"))) TS_HolderCommitmentTransaction_clone_ptr(uint32_t arg) {
        LDKHolderCommitmentTransaction arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = HolderCommitmentTransaction_clone_ptr(&arg_conv);
+       uint32_t ret_val = HolderCommitmentTransaction_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_HolderCommitmentTransaction_clone"))) TS_HolderCommitmentTransaction_clone(uint32_t orig) {
        LDKHolderCommitmentTransaction orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_HolderCommitmentTransaction_write"))) TS_HolderCommitmentTransaction_write(uint32_t obj) {
        LDKHolderCommitmentTransaction obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = HolderCommitmentTransaction_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_HolderCommitmentTransaction_read"))) TS_HolderCommitmentTransaction_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = HolderCommitmentTransaction_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_HolderCommitmentTransaction_new(uint32_t commitment_tx, int8_tArray counterparty_sig, ptrArray counterparty_htlc_sigs, int8_tArray holder_funding_key, int8_tArray counterparty_funding_key) {
+uint32_t  __attribute__((export_name("TS_HolderCommitmentTransaction_new"))) TS_HolderCommitmentTransaction_new(uint32_t commitment_tx, int8_tArray counterparty_sig, ptrArray counterparty_htlc_sigs, int8_tArray holder_funding_key, int8_tArray counterparty_funding_key) {
        LDKCommitmentTransaction commitment_tx_conv;
        commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
        commitment_tx_conv.is_owned = (commitment_tx & 1) || (commitment_tx == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
        commitment_tx_conv = CommitmentTransaction_clone(&commitment_tx_conv);
        LDKSignature counterparty_sig_ref;
-       CHECK(*((uint32_t*)counterparty_sig) == 64);
-       memcpy(counterparty_sig_ref.compact_form, (uint8_t*)(counterparty_sig + 4), 64);
+       CHECK(counterparty_sig->arr_len == 64);
+       memcpy(counterparty_sig_ref.compact_form, counterparty_sig->elems, 64); FREE(counterparty_sig);
        LDKCVec_SignatureZ counterparty_htlc_sigs_constr;
-       counterparty_htlc_sigs_constr.datalen = *((uint32_t*)counterparty_htlc_sigs);
+       counterparty_htlc_sigs_constr.datalen = counterparty_htlc_sigs->arr_len;
        if (counterparty_htlc_sigs_constr.datalen > 0)
                counterparty_htlc_sigs_constr.data = MALLOC(counterparty_htlc_sigs_constr.datalen * sizeof(LDKSignature), "LDKCVec_SignatureZ Elements");
        else
                counterparty_htlc_sigs_constr.data = NULL;
-       int8_tArray* counterparty_htlc_sigs_vals = (int8_tArray*)(counterparty_htlc_sigs + 4);
+       int8_tArray* counterparty_htlc_sigs_vals = (void*) counterparty_htlc_sigs->elems /* XXX counterparty_htlc_sigs leaks */;
        for (size_t m = 0; m < counterparty_htlc_sigs_constr.datalen; m++) {
                int8_tArray counterparty_htlc_sigs_conv_12 = counterparty_htlc_sigs_vals[m];
                LDKSignature counterparty_htlc_sigs_conv_12_ref;
-               CHECK(*((uint32_t*)counterparty_htlc_sigs_conv_12) == 64);
-               memcpy(counterparty_htlc_sigs_conv_12_ref.compact_form, (uint8_t*)(counterparty_htlc_sigs_conv_12 + 4), 64);
+               CHECK(counterparty_htlc_sigs_conv_12->arr_len == 64);
+               memcpy(counterparty_htlc_sigs_conv_12_ref.compact_form, counterparty_htlc_sigs_conv_12->elems, 64); FREE(counterparty_htlc_sigs_conv_12);
                counterparty_htlc_sigs_constr.data[m] = counterparty_htlc_sigs_conv_12_ref;
        }
        LDKPublicKey holder_funding_key_ref;
-       CHECK(*((uint32_t*)holder_funding_key) == 33);
-       memcpy(holder_funding_key_ref.compressed_form, (uint8_t*)(holder_funding_key + 4), 33);
+       CHECK(holder_funding_key->arr_len == 33);
+       memcpy(holder_funding_key_ref.compressed_form, holder_funding_key->elems, 33); FREE(holder_funding_key);
        LDKPublicKey counterparty_funding_key_ref;
-       CHECK(*((uint32_t*)counterparty_funding_key) == 33);
-       memcpy(counterparty_funding_key_ref.compressed_form, (uint8_t*)(counterparty_funding_key + 4), 33);
+       CHECK(counterparty_funding_key->arr_len == 33);
+       memcpy(counterparty_funding_key_ref.compressed_form, counterparty_funding_key->elems, 33); FREE(counterparty_funding_key);
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_new(commitment_tx_conv, counterparty_sig_ref, counterparty_htlc_sigs_constr, holder_funding_key_ref, counterparty_funding_key_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_BuiltCommitmentTransaction_free"))) TS_BuiltCommitmentTransaction_free(uint32_t this_obj) {
        LDKBuiltCommitmentTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30382,163 +33774,163 @@ void  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_free(
        BuiltCommitmentTransaction_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_get_transaction(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_BuiltCommitmentTransaction_get_transaction"))) TS_BuiltCommitmentTransaction_get_transaction(uint32_t this_ptr) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKTransaction ret_var = BuiltCommitmentTransaction_get_transaction(&this_ptr_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        Transaction_free(ret_var);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_set_transaction(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_BuiltCommitmentTransaction_set_transaction"))) TS_BuiltCommitmentTransaction_set_transaction(uint32_t this_ptr, int8_tArray val) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKTransaction val_ref;
-       val_ref.datalen = *((uint32_t*)val);
+       val_ref.datalen = val->arr_len;
        val_ref.data = MALLOC(val_ref.datalen, "LDKTransaction Bytes");
-       memcpy(val_ref.data, (uint8_t*)(val + 4), val_ref.datalen);
+       memcpy(val_ref.data, val->elems, val_ref.datalen); FREE(val);
        val_ref.data_is_owned = true;
        BuiltCommitmentTransaction_set_transaction(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_get_txid(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_BuiltCommitmentTransaction_get_txid"))) TS_BuiltCommitmentTransaction_get_txid(uint32_t this_ptr) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *BuiltCommitmentTransaction_get_txid(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *BuiltCommitmentTransaction_get_txid(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_set_txid(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_BuiltCommitmentTransaction_set_txid"))) TS_BuiltCommitmentTransaction_set_txid(uint32_t this_ptr, int8_tArray val) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        BuiltCommitmentTransaction_set_txid(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_new(int8_tArray transaction_arg, int8_tArray txid_arg) {
+uint32_t  __attribute__((export_name("TS_BuiltCommitmentTransaction_new"))) TS_BuiltCommitmentTransaction_new(int8_tArray transaction_arg, int8_tArray txid_arg) {
        LDKTransaction transaction_arg_ref;
-       transaction_arg_ref.datalen = *((uint32_t*)transaction_arg);
+       transaction_arg_ref.datalen = transaction_arg->arr_len;
        transaction_arg_ref.data = MALLOC(transaction_arg_ref.datalen, "LDKTransaction Bytes");
-       memcpy(transaction_arg_ref.data, (uint8_t*)(transaction_arg + 4), transaction_arg_ref.datalen);
+       memcpy(transaction_arg_ref.data, transaction_arg->elems, transaction_arg_ref.datalen); FREE(transaction_arg);
        transaction_arg_ref.data_is_owned = true;
        LDKThirtyTwoBytes txid_arg_ref;
-       CHECK(*((uint32_t*)txid_arg) == 32);
-       memcpy(txid_arg_ref.data, (uint8_t*)(txid_arg + 4), 32);
+       CHECK(txid_arg->arr_len == 32);
+       memcpy(txid_arg_ref.data, txid_arg->elems, 32); FREE(txid_arg);
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_new(transaction_arg_ref, txid_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t BuiltCommitmentTransaction_clone_ptr(LDKBuiltCommitmentTransaction *NONNULL_PTR arg) {
+static inline uintptr_t BuiltCommitmentTransaction_clone_ptr(LDKBuiltCommitmentTransaction *NONNULL_PTR arg) {
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_BuiltCommitmentTransaction_clone_ptr"))) TS_BuiltCommitmentTransaction_clone_ptr(uint32_t arg) {
        LDKBuiltCommitmentTransaction arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = BuiltCommitmentTransaction_clone_ptr(&arg_conv);
+       uint32_t ret_val = BuiltCommitmentTransaction_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_BuiltCommitmentTransaction_clone"))) TS_BuiltCommitmentTransaction_clone(uint32_t orig) {
        LDKBuiltCommitmentTransaction orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_BuiltCommitmentTransaction_write"))) TS_BuiltCommitmentTransaction_write(uint32_t obj) {
        LDKBuiltCommitmentTransaction obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = BuiltCommitmentTransaction_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_BuiltCommitmentTransaction_read"))) TS_BuiltCommitmentTransaction_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = BuiltCommitmentTransaction_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_get_sighash_all(uint32_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
+int8_tArray  __attribute__((export_name("TS_BuiltCommitmentTransaction_get_sighash_all"))) TS_BuiltCommitmentTransaction_get_sighash_all(uint32_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKBuiltCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKu8slice funding_redeemscript_ref;
-       funding_redeemscript_ref.datalen = *((uint32_t*)funding_redeemscript);
-       funding_redeemscript_ref.data = (int8_t*)(funding_redeemscript + 4);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), BuiltCommitmentTransaction_get_sighash_all(&this_arg_conv, funding_redeemscript_ref, channel_value_satoshis).data, 32);
+       funding_redeemscript_ref.datalen = funding_redeemscript->arr_len;
+       funding_redeemscript_ref.data = funding_redeemscript->elems /* XXX funding_redeemscript leaks */;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, BuiltCommitmentTransaction_get_sighash_all(&this_arg_conv, funding_redeemscript_ref, channel_value_satoshis).data, 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_BuiltCommitmentTransaction_sign(uint32_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
+int8_tArray  __attribute__((export_name("TS_BuiltCommitmentTransaction_sign"))) TS_BuiltCommitmentTransaction_sign(uint32_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKBuiltCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char funding_key_arr[32];
-       CHECK(*((uint32_t*)funding_key) == 32);
-       memcpy(funding_key_arr, (uint8_t*)(funding_key + 4), 32);
+       CHECK(funding_key->arr_len == 32);
+       memcpy(funding_key_arr, funding_key->elems, 32); FREE(funding_key);
        unsigned char (*funding_key_ref)[32] = &funding_key_arr;
        LDKu8slice funding_redeemscript_ref;
-       funding_redeemscript_ref.datalen = *((uint32_t*)funding_redeemscript);
-       funding_redeemscript_ref.data = (int8_t*)(funding_redeemscript + 4);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), BuiltCommitmentTransaction_sign(&this_arg_conv, funding_key_ref, funding_redeemscript_ref, channel_value_satoshis).compact_form, 64);
+       funding_redeemscript_ref.datalen = funding_redeemscript->arr_len;
+       funding_redeemscript_ref.data = funding_redeemscript->elems /* XXX funding_redeemscript leaks */;
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, BuiltCommitmentTransaction_sign(&this_arg_conv, funding_key_ref, funding_redeemscript_ref, channel_value_satoshis).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_ClosingTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ClosingTransaction_free"))) TS_ClosingTransaction_free(uint32_t this_obj) {
        LDKClosingTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30546,45 +33938,45 @@ void  __attribute__((visibility("default"))) TS_ClosingTransaction_free(uint32_t
        ClosingTransaction_free(this_obj_conv);
 }
 
-static inline uint64_t ClosingTransaction_clone_ptr(LDKClosingTransaction *NONNULL_PTR arg) {
+static inline uintptr_t ClosingTransaction_clone_ptr(LDKClosingTransaction *NONNULL_PTR arg) {
        LDKClosingTransaction ret_var = ClosingTransaction_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ClosingTransaction_clone_ptr"))) TS_ClosingTransaction_clone_ptr(uint32_t arg) {
        LDKClosingTransaction arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ClosingTransaction_clone_ptr(&arg_conv);
+       uint32_t ret_val = ClosingTransaction_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingTransaction_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ClosingTransaction_clone"))) TS_ClosingTransaction_clone(uint32_t orig) {
        LDKClosingTransaction orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKClosingTransaction ret_var = ClosingTransaction_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_ClosingTransaction_hash"))) TS_ClosingTransaction_hash(uint32_t o) {
        LDKClosingTransaction o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -30593,50 +33985,50 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_hash(uint3
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingTransaction_new(int64_t to_holder_value_sat, int64_t to_counterparty_value_sat, int8_tArray to_holder_script, int8_tArray to_counterparty_script, uint32_t funding_outpoint) {
+uint32_t  __attribute__((export_name("TS_ClosingTransaction_new"))) TS_ClosingTransaction_new(int64_t to_holder_value_sat, int64_t to_counterparty_value_sat, int8_tArray to_holder_script, int8_tArray to_counterparty_script, uint32_t funding_outpoint) {
        LDKCVec_u8Z to_holder_script_ref;
-       to_holder_script_ref.datalen = *((uint32_t*)to_holder_script);
+       to_holder_script_ref.datalen = to_holder_script->arr_len;
        to_holder_script_ref.data = MALLOC(to_holder_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(to_holder_script_ref.data, (uint8_t*)(to_holder_script + 4), to_holder_script_ref.datalen);
+       memcpy(to_holder_script_ref.data, to_holder_script->elems, to_holder_script_ref.datalen); FREE(to_holder_script);
        LDKCVec_u8Z to_counterparty_script_ref;
-       to_counterparty_script_ref.datalen = *((uint32_t*)to_counterparty_script);
+       to_counterparty_script_ref.datalen = to_counterparty_script->arr_len;
        to_counterparty_script_ref.data = MALLOC(to_counterparty_script_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(to_counterparty_script_ref.data, (uint8_t*)(to_counterparty_script + 4), to_counterparty_script_ref.datalen);
+       memcpy(to_counterparty_script_ref.data, to_counterparty_script->elems, to_counterparty_script_ref.datalen); FREE(to_counterparty_script);
        LDKOutPoint funding_outpoint_conv;
        funding_outpoint_conv.inner = (void*)(funding_outpoint & (~1));
        funding_outpoint_conv.is_owned = (funding_outpoint & 1) || (funding_outpoint == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_conv);
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKClosingTransaction ret_var = ClosingTransaction_new(to_holder_value_sat, to_counterparty_value_sat, to_holder_script_ref, to_counterparty_script_ref, funding_outpoint_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingTransaction_trust(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ClosingTransaction_trust"))) TS_ClosingTransaction_trust(uint32_t this_arg) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTrustedClosingTransaction ret_var = ClosingTransaction_trust(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ClosingTransaction_verify(uint32_t this_arg, uint32_t funding_outpoint) {
+uint32_t  __attribute__((export_name("TS_ClosingTransaction_verify"))) TS_ClosingTransaction_verify(uint32_t this_arg, uint32_t funding_outpoint) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30648,10 +34040,10 @@ uint32_t  __attribute__((visibility("default"))) TS_ClosingTransaction_verify(ui
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = ClosingTransaction_verify(&this_arg_conv, funding_outpoint_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_to_holder_value_sat(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_ClosingTransaction_to_holder_value_sat"))) TS_ClosingTransaction_to_holder_value_sat(uint32_t this_arg) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30660,7 +34052,7 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_to_holder_
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_to_counterparty_value_sat(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_ClosingTransaction_to_counterparty_value_sat"))) TS_ClosingTransaction_to_counterparty_value_sat(uint32_t this_arg) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30669,29 +34061,29 @@ int64_t  __attribute__((visibility("default"))) TS_ClosingTransaction_to_counter
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingTransaction_to_holder_script(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_ClosingTransaction_to_holder_script"))) TS_ClosingTransaction_to_holder_script(uint32_t this_arg) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKu8slice ret_var = ClosingTransaction_to_holder_script(&this_arg_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ClosingTransaction_to_counterparty_script(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_ClosingTransaction_to_counterparty_script"))) TS_ClosingTransaction_to_counterparty_script(uint32_t this_arg) {
        LDKClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKu8slice ret_var = ClosingTransaction_to_counterparty_script(&this_arg_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_TrustedClosingTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_TrustedClosingTransaction_free"))) TS_TrustedClosingTransaction_free(uint32_t this_obj) {
        LDKTrustedClosingTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30699,49 +34091,49 @@ void  __attribute__((visibility("default"))) TS_TrustedClosingTransaction_free(u
        TrustedClosingTransaction_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TrustedClosingTransaction_built_transaction(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_TrustedClosingTransaction_built_transaction"))) TS_TrustedClosingTransaction_built_transaction(uint32_t this_arg) {
        LDKTrustedClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTransaction ret_var = TrustedClosingTransaction_built_transaction(&this_arg_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        Transaction_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TrustedClosingTransaction_get_sighash_all(uint32_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
+int8_tArray  __attribute__((export_name("TS_TrustedClosingTransaction_get_sighash_all"))) TS_TrustedClosingTransaction_get_sighash_all(uint32_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKTrustedClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKu8slice funding_redeemscript_ref;
-       funding_redeemscript_ref.datalen = *((uint32_t*)funding_redeemscript);
-       funding_redeemscript_ref.data = (int8_t*)(funding_redeemscript + 4);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TrustedClosingTransaction_get_sighash_all(&this_arg_conv, funding_redeemscript_ref, channel_value_satoshis).data, 32);
+       funding_redeemscript_ref.datalen = funding_redeemscript->arr_len;
+       funding_redeemscript_ref.data = funding_redeemscript->elems /* XXX funding_redeemscript leaks */;
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, TrustedClosingTransaction_get_sighash_all(&this_arg_conv, funding_redeemscript_ref, channel_value_satoshis).data, 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TrustedClosingTransaction_sign(uint32_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
+int8_tArray  __attribute__((export_name("TS_TrustedClosingTransaction_sign"))) TS_TrustedClosingTransaction_sign(uint32_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKTrustedClosingTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char funding_key_arr[32];
-       CHECK(*((uint32_t*)funding_key) == 32);
-       memcpy(funding_key_arr, (uint8_t*)(funding_key + 4), 32);
+       CHECK(funding_key->arr_len == 32);
+       memcpy(funding_key_arr, funding_key->elems, 32); FREE(funding_key);
        unsigned char (*funding_key_ref)[32] = &funding_key_arr;
        LDKu8slice funding_redeemscript_ref;
-       funding_redeemscript_ref.datalen = *((uint32_t*)funding_redeemscript);
-       funding_redeemscript_ref.data = (int8_t*)(funding_redeemscript + 4);
-       int8_tArray ret_arr = init_arr(64, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TrustedClosingTransaction_sign(&this_arg_conv, funding_key_ref, funding_redeemscript_ref, channel_value_satoshis).compact_form, 64);
+       funding_redeemscript_ref.datalen = funding_redeemscript->arr_len;
+       funding_redeemscript_ref.data = funding_redeemscript->elems /* XXX funding_redeemscript leaks */;
+       int8_tArray ret_arr = init_int8_tArray(64, __LINE__);
+       memcpy(ret_arr->elems, TrustedClosingTransaction_sign(&this_arg_conv, funding_key_ref, funding_redeemscript_ref, channel_value_satoshis).compact_form, 64);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_CommitmentTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_CommitmentTransaction_free"))) TS_CommitmentTransaction_free(uint32_t this_obj) {
        LDKCommitmentTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30749,66 +34141,66 @@ void  __attribute__((visibility("default"))) TS_CommitmentTransaction_free(uint3
        CommitmentTransaction_free(this_obj_conv);
 }
 
-static inline uint64_t CommitmentTransaction_clone_ptr(LDKCommitmentTransaction *NONNULL_PTR arg) {
+static inline uintptr_t CommitmentTransaction_clone_ptr(LDKCommitmentTransaction *NONNULL_PTR arg) {
        LDKCommitmentTransaction ret_var = CommitmentTransaction_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentTransaction_clone_ptr"))) TS_CommitmentTransaction_clone_ptr(uint32_t arg) {
        LDKCommitmentTransaction arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = CommitmentTransaction_clone_ptr(&arg_conv);
+       uint32_t ret_val = CommitmentTransaction_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CommitmentTransaction_clone"))) TS_CommitmentTransaction_clone(uint32_t orig) {
        LDKCommitmentTransaction orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKCommitmentTransaction ret_var = CommitmentTransaction_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_CommitmentTransaction_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_CommitmentTransaction_write"))) TS_CommitmentTransaction_write(uint32_t obj) {
        LDKCommitmentTransaction obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = CommitmentTransaction_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_CommitmentTransaction_read"))) TS_CommitmentTransaction_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CommitmentTransaction_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_commitment_number(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_CommitmentTransaction_commitment_number"))) TS_CommitmentTransaction_commitment_number(uint32_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30817,7 +34209,7 @@ int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_commitm
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_to_broadcaster_value_sat(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_CommitmentTransaction_to_broadcaster_value_sat"))) TS_CommitmentTransaction_to_broadcaster_value_sat(uint32_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30826,7 +34218,7 @@ int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_to_broa
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_to_countersignatory_value_sat(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_CommitmentTransaction_to_countersignatory_value_sat"))) TS_CommitmentTransaction_to_countersignatory_value_sat(uint32_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30835,7 +34227,7 @@ int64_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_to_coun
        return ret_val;
 }
 
-int32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_feerate_per_kw(uint32_t this_arg) {
+int32_t  __attribute__((export_name("TS_CommitmentTransaction_feerate_per_kw"))) TS_CommitmentTransaction_feerate_per_kw(uint32_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30844,24 +34236,24 @@ int32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_feerate
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_trust(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_CommitmentTransaction_trust"))) TS_CommitmentTransaction_trust(uint32_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTrustedCommitmentTransaction ret_var = CommitmentTransaction_trust(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_verify(uint32_t this_arg, uint32_t channel_parameters, uint32_t broadcaster_keys, uint32_t countersignatory_keys) {
+uint32_t  __attribute__((export_name("TS_CommitmentTransaction_verify"))) TS_CommitmentTransaction_verify(uint32_t this_arg, uint32_t channel_parameters, uint32_t broadcaster_keys, uint32_t countersignatory_keys) {
        LDKCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30880,10 +34272,10 @@ uint32_t  __attribute__((visibility("default"))) TS_CommitmentTransaction_verify
        CHECK_INNER_FIELD_ACCESS_OR_NULL(countersignatory_keys_conv);
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CommitmentTransaction_verify(&this_arg_conv, &channel_parameters_conv, &broadcaster_keys_conv, &countersignatory_keys_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_TrustedCommitmentTransaction_free"))) TS_TrustedCommitmentTransaction_free(uint32_t this_obj) {
        LDKTrustedCommitmentTransaction this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -30891,51 +34283,51 @@ void  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_fre
        TrustedCommitmentTransaction_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_txid(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_TrustedCommitmentTransaction_txid"))) TS_TrustedCommitmentTransaction_txid(uint32_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), TrustedCommitmentTransaction_txid(&this_arg_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, TrustedCommitmentTransaction_txid(&this_arg_conv).data, 32);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_built_transaction(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_TrustedCommitmentTransaction_built_transaction"))) TS_TrustedCommitmentTransaction_built_transaction(uint32_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKBuiltCommitmentTransaction ret_var = TrustedCommitmentTransaction_built_transaction(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_keys(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_TrustedCommitmentTransaction_keys"))) TS_TrustedCommitmentTransaction_keys(uint32_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKTxCreationKeys ret_var = TrustedCommitmentTransaction_keys(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_opt_anchors(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_TrustedCommitmentTransaction_opt_anchors"))) TS_TrustedCommitmentTransaction_opt_anchors(uint32_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -30944,14 +34336,14 @@ jboolean  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction_get_htlc_sigs(uint32_t this_arg, int8_tArray htlc_base_key, uint32_t channel_parameters) {
+uint32_t  __attribute__((export_name("TS_TrustedCommitmentTransaction_get_htlc_sigs"))) TS_TrustedCommitmentTransaction_get_htlc_sigs(uint32_t this_arg, int8_tArray htlc_base_key, uint32_t channel_parameters) {
        LDKTrustedCommitmentTransaction this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char htlc_base_key_arr[32];
-       CHECK(*((uint32_t*)htlc_base_key) == 32);
-       memcpy(htlc_base_key_arr, (uint8_t*)(htlc_base_key + 4), 32);
+       CHECK(htlc_base_key->arr_len == 32);
+       memcpy(htlc_base_key_arr, htlc_base_key->elems, 32); FREE(htlc_base_key);
        unsigned char (*htlc_base_key_ref)[32] = &htlc_base_key_arr;
        LDKDirectedChannelTransactionParameters channel_parameters_conv;
        channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
@@ -30959,21 +34351,21 @@ uint32_t  __attribute__((visibility("default"))) TS_TrustedCommitmentTransaction
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = TrustedCommitmentTransaction_get_htlc_sigs(&this_arg_conv, htlc_base_key_ref, &channel_parameters_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_get_commitment_transaction_number_obscure_factor(int8_tArray broadcaster_payment_basepoint, int8_tArray countersignatory_payment_basepoint, jboolean outbound_from_broadcaster) {
+int64_t  __attribute__((export_name("TS_get_commitment_transaction_number_obscure_factor"))) TS_get_commitment_transaction_number_obscure_factor(int8_tArray broadcaster_payment_basepoint, int8_tArray countersignatory_payment_basepoint, jboolean outbound_from_broadcaster) {
        LDKPublicKey broadcaster_payment_basepoint_ref;
-       CHECK(*((uint32_t*)broadcaster_payment_basepoint) == 33);
-       memcpy(broadcaster_payment_basepoint_ref.compressed_form, (uint8_t*)(broadcaster_payment_basepoint + 4), 33);
+       CHECK(broadcaster_payment_basepoint->arr_len == 33);
+       memcpy(broadcaster_payment_basepoint_ref.compressed_form, broadcaster_payment_basepoint->elems, 33); FREE(broadcaster_payment_basepoint);
        LDKPublicKey countersignatory_payment_basepoint_ref;
-       CHECK(*((uint32_t*)countersignatory_payment_basepoint) == 33);
-       memcpy(countersignatory_payment_basepoint_ref.compressed_form, (uint8_t*)(countersignatory_payment_basepoint + 4), 33);
+       CHECK(countersignatory_payment_basepoint->arr_len == 33);
+       memcpy(countersignatory_payment_basepoint_ref.compressed_form, countersignatory_payment_basepoint->elems, 33); FREE(countersignatory_payment_basepoint);
        int64_t ret_val = get_commitment_transaction_number_obscure_factor(broadcaster_payment_basepoint_ref, countersignatory_payment_basepoint_ref, outbound_from_broadcaster);
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InitFeatures_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_InitFeatures_eq"))) TS_InitFeatures_eq(uint32_t a, uint32_t b) {
        LDKInitFeatures a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -30986,7 +34378,7 @@ jboolean  __attribute__((visibility("default"))) TS_InitFeatures_eq(uint32_t a,
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_NodeFeatures_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_NodeFeatures_eq"))) TS_NodeFeatures_eq(uint32_t a, uint32_t b) {
        LDKNodeFeatures a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -30999,7 +34391,7 @@ jboolean  __attribute__((visibility("default"))) TS_NodeFeatures_eq(uint32_t a,
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelFeatures_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_ChannelFeatures_eq"))) TS_ChannelFeatures_eq(uint32_t a, uint32_t b) {
        LDKChannelFeatures a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -31012,7 +34404,7 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelFeatures_eq(uint32_t
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InvoiceFeatures_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_InvoiceFeatures_eq"))) TS_InvoiceFeatures_eq(uint32_t a, uint32_t b) {
        LDKInvoiceFeatures a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -31025,7 +34417,7 @@ jboolean  __attribute__((visibility("default"))) TS_InvoiceFeatures_eq(uint32_t
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_ChannelTypeFeatures_eq"))) TS_ChannelTypeFeatures_eq(uint32_t a, uint32_t b) {
        LDKChannelTypeFeatures a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -31038,197 +34430,197 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_eq(uint3
        return ret_val;
 }
 
-static inline uint64_t InitFeatures_clone_ptr(LDKInitFeatures *NONNULL_PTR arg) {
+static inline uintptr_t InitFeatures_clone_ptr(LDKInitFeatures *NONNULL_PTR arg) {
        LDKInitFeatures ret_var = InitFeatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_InitFeatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_InitFeatures_clone_ptr"))) TS_InitFeatures_clone_ptr(uint32_t arg) {
        LDKInitFeatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = InitFeatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = InitFeatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InitFeatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_InitFeatures_clone"))) TS_InitFeatures_clone(uint32_t orig) {
        LDKInitFeatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInitFeatures ret_var = InitFeatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t NodeFeatures_clone_ptr(LDKNodeFeatures *NONNULL_PTR arg) {
+static inline uintptr_t NodeFeatures_clone_ptr(LDKNodeFeatures *NONNULL_PTR arg) {
        LDKNodeFeatures ret_var = NodeFeatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NodeFeatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NodeFeatures_clone_ptr"))) TS_NodeFeatures_clone_ptr(uint32_t arg) {
        LDKNodeFeatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NodeFeatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = NodeFeatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeFeatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NodeFeatures_clone"))) TS_NodeFeatures_clone(uint32_t orig) {
        LDKNodeFeatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNodeFeatures ret_var = NodeFeatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelFeatures_clone_ptr(LDKChannelFeatures *NONNULL_PTR arg) {
+static inline uintptr_t ChannelFeatures_clone_ptr(LDKChannelFeatures *NONNULL_PTR arg) {
        LDKChannelFeatures ret_var = ChannelFeatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelFeatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelFeatures_clone_ptr"))) TS_ChannelFeatures_clone_ptr(uint32_t arg) {
        LDKChannelFeatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelFeatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelFeatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelFeatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelFeatures_clone"))) TS_ChannelFeatures_clone(uint32_t orig) {
        LDKChannelFeatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelFeatures ret_var = ChannelFeatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t InvoiceFeatures_clone_ptr(LDKInvoiceFeatures *NONNULL_PTR arg) {
+static inline uintptr_t InvoiceFeatures_clone_ptr(LDKInvoiceFeatures *NONNULL_PTR arg) {
        LDKInvoiceFeatures ret_var = InvoiceFeatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_InvoiceFeatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_InvoiceFeatures_clone_ptr"))) TS_InvoiceFeatures_clone_ptr(uint32_t arg) {
        LDKInvoiceFeatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = InvoiceFeatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = InvoiceFeatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoiceFeatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_InvoiceFeatures_clone"))) TS_InvoiceFeatures_clone(uint32_t orig) {
        LDKInvoiceFeatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInvoiceFeatures ret_var = InvoiceFeatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t ChannelTypeFeatures_clone_ptr(LDKChannelTypeFeatures *NONNULL_PTR arg) {
+static inline uintptr_t ChannelTypeFeatures_clone_ptr(LDKChannelTypeFeatures *NONNULL_PTR arg) {
        LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ChannelTypeFeatures_clone_ptr"))) TS_ChannelTypeFeatures_clone_ptr(uint32_t arg) {
        LDKChannelTypeFeatures arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelTypeFeatures_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelTypeFeatures_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ChannelTypeFeatures_clone"))) TS_ChannelTypeFeatures_clone(uint32_t orig) {
        LDKChannelTypeFeatures orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_InitFeatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InitFeatures_free"))) TS_InitFeatures_free(uint32_t this_obj) {
        LDKInitFeatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31236,7 +34628,7 @@ void  __attribute__((visibility("default"))) TS_InitFeatures_free(uint32_t this_
        InitFeatures_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_NodeFeatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NodeFeatures_free"))) TS_NodeFeatures_free(uint32_t this_obj) {
        LDKNodeFeatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31244,7 +34636,7 @@ void  __attribute__((visibility("default"))) TS_NodeFeatures_free(uint32_t this_
        NodeFeatures_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelFeatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelFeatures_free"))) TS_ChannelFeatures_free(uint32_t this_obj) {
        LDKChannelFeatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31252,7 +34644,7 @@ void  __attribute__((visibility("default"))) TS_ChannelFeatures_free(uint32_t th
        ChannelFeatures_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_InvoiceFeatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InvoiceFeatures_free"))) TS_InvoiceFeatures_free(uint32_t this_obj) {
        LDKInvoiceFeatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31260,7 +34652,7 @@ void  __attribute__((visibility("default"))) TS_InvoiceFeatures_free(uint32_t th
        InvoiceFeatures_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelTypeFeatures_free"))) TS_ChannelTypeFeatures_free(uint32_t this_obj) {
        LDKChannelTypeFeatures this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31268,33 +34660,33 @@ void  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_free(uint32_
        ChannelTypeFeatures_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InitFeatures_empty() {
+uint32_t  __attribute__((export_name("TS_InitFeatures_empty"))) TS_InitFeatures_empty() {
        LDKInitFeatures ret_var = InitFeatures_empty();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InitFeatures_known() {
+uint32_t  __attribute__((export_name("TS_InitFeatures_known"))) TS_InitFeatures_known() {
        LDKInitFeatures ret_var = InitFeatures_known();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InitFeatures_requires_unknown_bits(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_InitFeatures_requires_unknown_bits"))) TS_InitFeatures_requires_unknown_bits(uint32_t this_arg) {
        LDKInitFeatures this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31303,33 +34695,33 @@ jboolean  __attribute__((visibility("default"))) TS_InitFeatures_requires_unknow
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeFeatures_empty() {
+uint32_t  __attribute__((export_name("TS_NodeFeatures_empty"))) TS_NodeFeatures_empty() {
        LDKNodeFeatures ret_var = NodeFeatures_empty();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeFeatures_known() {
+uint32_t  __attribute__((export_name("TS_NodeFeatures_known"))) TS_NodeFeatures_known() {
        LDKNodeFeatures ret_var = NodeFeatures_known();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_NodeFeatures_requires_unknown_bits(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_NodeFeatures_requires_unknown_bits"))) TS_NodeFeatures_requires_unknown_bits(uint32_t this_arg) {
        LDKNodeFeatures this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31338,33 +34730,33 @@ jboolean  __attribute__((visibility("default"))) TS_NodeFeatures_requires_unknow
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelFeatures_empty() {
+uint32_t  __attribute__((export_name("TS_ChannelFeatures_empty"))) TS_ChannelFeatures_empty() {
        LDKChannelFeatures ret_var = ChannelFeatures_empty();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelFeatures_known() {
+uint32_t  __attribute__((export_name("TS_ChannelFeatures_known"))) TS_ChannelFeatures_known() {
        LDKChannelFeatures ret_var = ChannelFeatures_known();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelFeatures_requires_unknown_bits(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_ChannelFeatures_requires_unknown_bits"))) TS_ChannelFeatures_requires_unknown_bits(uint32_t this_arg) {
        LDKChannelFeatures this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31373,33 +34765,33 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelFeatures_requires_unk
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoiceFeatures_empty() {
+uint32_t  __attribute__((export_name("TS_InvoiceFeatures_empty"))) TS_InvoiceFeatures_empty() {
        LDKInvoiceFeatures ret_var = InvoiceFeatures_empty();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoiceFeatures_known() {
+uint32_t  __attribute__((export_name("TS_InvoiceFeatures_known"))) TS_InvoiceFeatures_known() {
        LDKInvoiceFeatures ret_var = InvoiceFeatures_known();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InvoiceFeatures_requires_unknown_bits(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_InvoiceFeatures_requires_unknown_bits"))) TS_InvoiceFeatures_requires_unknown_bits(uint32_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31408,33 +34800,33 @@ jboolean  __attribute__((visibility("default"))) TS_InvoiceFeatures_requires_unk
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_empty() {
+uint32_t  __attribute__((export_name("TS_ChannelTypeFeatures_empty"))) TS_ChannelTypeFeatures_empty() {
        LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_empty();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_known() {
+uint32_t  __attribute__((export_name("TS_ChannelTypeFeatures_known"))) TS_ChannelTypeFeatures_known() {
        LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_known();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_requires_unknown_bits(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_ChannelTypeFeatures_requires_unknown_bits"))) TS_ChannelTypeFeatures_requires_unknown_bits(uint32_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31443,112 +34835,112 @@ jboolean  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_requires
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InitFeatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_InitFeatures_write"))) TS_InitFeatures_write(uint32_t obj) {
        LDKInitFeatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = InitFeatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InitFeatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_InitFeatures_read"))) TS_InitFeatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = InitFeatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelFeatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelFeatures_write"))) TS_ChannelFeatures_write(uint32_t obj) {
        LDKChannelFeatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelFeatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelFeatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelFeatures_read"))) TS_ChannelFeatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = ChannelFeatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeFeatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NodeFeatures_write"))) TS_NodeFeatures_write(uint32_t obj) {
        LDKNodeFeatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NodeFeatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeFeatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NodeFeatures_read"))) TS_NodeFeatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = NodeFeatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InvoiceFeatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_InvoiceFeatures_write"))) TS_InvoiceFeatures_write(uint32_t obj) {
        LDKInvoiceFeatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = InvoiceFeatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoiceFeatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_InvoiceFeatures_read"))) TS_InvoiceFeatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = InvoiceFeatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ChannelTypeFeatures_write"))) TS_ChannelTypeFeatures_write(uint32_t obj) {
        LDKChannelTypeFeatures obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ChannelTypeFeatures_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelTypeFeatures_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelTypeFeatures_read"))) TS_ChannelTypeFeatures_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = ChannelTypeFeatures_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ShutdownScript_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ShutdownScript_free"))) TS_ShutdownScript_free(uint32_t this_obj) {
        LDKShutdownScript this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31556,45 +34948,45 @@ void  __attribute__((visibility("default"))) TS_ShutdownScript_free(uint32_t thi
        ShutdownScript_free(this_obj_conv);
 }
 
-static inline uint64_t ShutdownScript_clone_ptr(LDKShutdownScript *NONNULL_PTR arg) {
+static inline uintptr_t ShutdownScript_clone_ptr(LDKShutdownScript *NONNULL_PTR arg) {
        LDKShutdownScript ret_var = ShutdownScript_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ShutdownScript_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_clone_ptr"))) TS_ShutdownScript_clone_ptr(uint32_t arg) {
        LDKShutdownScript arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ShutdownScript_clone_ptr(&arg_conv);
+       uint32_t ret_val = ShutdownScript_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ShutdownScript_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_clone"))) TS_ShutdownScript_clone(uint32_t orig) {
        LDKShutdownScript orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKShutdownScript ret_var = ShutdownScript_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_InvalidShutdownScript_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InvalidShutdownScript_free"))) TS_InvalidShutdownScript_free(uint32_t this_obj) {
        LDKInvalidShutdownScript this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31602,172 +34994,172 @@ void  __attribute__((visibility("default"))) TS_InvalidShutdownScript_free(uint3
        InvalidShutdownScript_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_InvalidShutdownScript_get_script(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_InvalidShutdownScript_get_script"))) TS_InvalidShutdownScript_get_script(uint32_t this_ptr) {
        LDKInvalidShutdownScript this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKu8slice ret_var = InvalidShutdownScript_get_script(&this_ptr_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_InvalidShutdownScript_set_script(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_InvalidShutdownScript_set_script"))) TS_InvalidShutdownScript_set_script(uint32_t this_ptr, int8_tArray val) {
        LDKInvalidShutdownScript this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u8Z val_ref;
-       val_ref.datalen = *((uint32_t*)val);
+       val_ref.datalen = val->arr_len;
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(val_ref.data, (uint8_t*)(val + 4), val_ref.datalen);
+       memcpy(val_ref.data, val->elems, val_ref.datalen); FREE(val);
        InvalidShutdownScript_set_script(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvalidShutdownScript_new(int8_tArray script_arg) {
+uint32_t  __attribute__((export_name("TS_InvalidShutdownScript_new"))) TS_InvalidShutdownScript_new(int8_tArray script_arg) {
        LDKCVec_u8Z script_arg_ref;
-       script_arg_ref.datalen = *((uint32_t*)script_arg);
+       script_arg_ref.datalen = script_arg->arr_len;
        script_arg_ref.data = MALLOC(script_arg_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(script_arg_ref.data, (uint8_t*)(script_arg + 4), script_arg_ref.datalen);
+       memcpy(script_arg_ref.data, script_arg->elems, script_arg_ref.datalen); FREE(script_arg);
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_new(script_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t InvalidShutdownScript_clone_ptr(LDKInvalidShutdownScript *NONNULL_PTR arg) {
+static inline uintptr_t InvalidShutdownScript_clone_ptr(LDKInvalidShutdownScript *NONNULL_PTR arg) {
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_InvalidShutdownScript_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_InvalidShutdownScript_clone_ptr"))) TS_InvalidShutdownScript_clone_ptr(uint32_t arg) {
        LDKInvalidShutdownScript arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = InvalidShutdownScript_clone_ptr(&arg_conv);
+       uint32_t ret_val = InvalidShutdownScript_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvalidShutdownScript_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_InvalidShutdownScript_clone"))) TS_InvalidShutdownScript_clone(uint32_t orig) {
        LDKInvalidShutdownScript orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ShutdownScript_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ShutdownScript_write"))) TS_ShutdownScript_write(uint32_t obj) {
        LDKShutdownScript obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ShutdownScript_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ShutdownScript_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_read"))) TS_ShutdownScript_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = ShutdownScript_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ShutdownScript_new_p2wpkh(int8_tArray pubkey_hash) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_new_p2wpkh"))) TS_ShutdownScript_new_p2wpkh(int8_tArray pubkey_hash) {
        unsigned char pubkey_hash_arr[20];
-       CHECK(*((uint32_t*)pubkey_hash) == 20);
-       memcpy(pubkey_hash_arr, (uint8_t*)(pubkey_hash + 4), 20);
+       CHECK(pubkey_hash->arr_len == 20);
+       memcpy(pubkey_hash_arr, pubkey_hash->elems, 20); FREE(pubkey_hash);
        unsigned char (*pubkey_hash_ref)[20] = &pubkey_hash_arr;
        LDKShutdownScript ret_var = ShutdownScript_new_p2wpkh(pubkey_hash_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ShutdownScript_new_p2wsh(int8_tArray script_hash) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_new_p2wsh"))) TS_ShutdownScript_new_p2wsh(int8_tArray script_hash) {
        unsigned char script_hash_arr[32];
-       CHECK(*((uint32_t*)script_hash) == 32);
-       memcpy(script_hash_arr, (uint8_t*)(script_hash + 4), 32);
+       CHECK(script_hash->arr_len == 32);
+       memcpy(script_hash_arr, script_hash->elems, 32); FREE(script_hash);
        unsigned char (*script_hash_ref)[32] = &script_hash_arr;
        LDKShutdownScript ret_var = ShutdownScript_new_p2wsh(script_hash_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ShutdownScript_new_witness_program(int8_t version, int8_tArray program) {
+uint32_t  __attribute__((export_name("TS_ShutdownScript_new_witness_program"))) TS_ShutdownScript_new_witness_program(int8_t version, int8_tArray program) {
        LDKu8slice program_ref;
-       program_ref.datalen = *((uint32_t*)program);
-       program_ref.data = (int8_t*)(program + 4);
+       program_ref.datalen = program->arr_len;
+       program_ref.data = program->elems /* XXX program leaks */;
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = ShutdownScript_new_witness_program(version, program_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ShutdownScript_into_inner(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_ShutdownScript_into_inner"))) TS_ShutdownScript_into_inner(uint32_t this_arg) {
        LDKShutdownScript this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = ShutdownScript_clone(&this_arg_conv);
        LDKCVec_u8Z ret_var = ShutdownScript_into_inner(this_arg_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ShutdownScript_as_legacy_pubkey(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_ShutdownScript_as_legacy_pubkey"))) TS_ShutdownScript_as_legacy_pubkey(uint32_t this_arg) {
        LDKShutdownScript this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ShutdownScript_as_legacy_pubkey(&this_arg_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, ShutdownScript_as_legacy_pubkey(&this_arg_conv).compressed_form, 33);
        return ret_arr;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ShutdownScript_is_compatible(uint32_t this_arg, uint32_t features) {
+jboolean  __attribute__((export_name("TS_ShutdownScript_is_compatible"))) TS_ShutdownScript_is_compatible(uint32_t this_arg, uint32_t features) {
        LDKShutdownScript this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -31780,47 +35172,47 @@ jboolean  __attribute__((visibility("default"))) TS_ShutdownScript_is_compatible
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_CustomMessageReader_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_CustomMessageReader_free"))) TS_CustomMessageReader_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKCustomMessageReader this_ptr_conv = *(LDKCustomMessageReader*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        CustomMessageReader_free(this_ptr_conv);
 }
 
-static inline uint64_t Type_clone_ptr(LDKType *NONNULL_PTR arg) {
+static inline uintptr_t Type_clone_ptr(LDKType *NONNULL_PTR arg) {
        LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
        *ret_ret = Type_clone(arg);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
-int64_t  __attribute__((visibility("default"))) TS_Type_clone_ptr(uint32_t arg) {
-       void* arg_ptr = (void*)(((uint64_t)arg) & ~1);
+uint32_t  __attribute__((export_name("TS_Type_clone_ptr"))) TS_Type_clone_ptr(uint32_t arg) {
+       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
        if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
        LDKType* arg_conv = (LDKType*)arg_ptr;
-       int64_t ret_val = Type_clone_ptr(arg_conv);
+       uint32_t ret_val = Type_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Type_clone(uint32_t orig) {
-       void* orig_ptr = (void*)(((uint64_t)orig) & ~1);
+uint32_t  __attribute__((export_name("TS_Type_clone"))) TS_Type_clone(uint32_t orig) {
+       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
        if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
        LDKType* orig_conv = (LDKType*)orig_ptr;
        LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
        *ret_ret = Type_clone(orig_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_Type_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Type_free"))) TS_Type_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKType this_ptr_conv = *(LDKType*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Type_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_NodeId_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NodeId_free"))) TS_NodeId_free(uint32_t this_obj) {
        LDKNodeId this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31828,72 +35220,72 @@ void  __attribute__((visibility("default"))) TS_NodeId_free(uint32_t this_obj) {
        NodeId_free(this_obj_conv);
 }
 
-static inline uint64_t NodeId_clone_ptr(LDKNodeId *NONNULL_PTR arg) {
+static inline uintptr_t NodeId_clone_ptr(LDKNodeId *NONNULL_PTR arg) {
        LDKNodeId ret_var = NodeId_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NodeId_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NodeId_clone_ptr"))) TS_NodeId_clone_ptr(uint32_t arg) {
        LDKNodeId arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NodeId_clone_ptr(&arg_conv);
+       uint32_t ret_val = NodeId_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeId_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NodeId_clone"))) TS_NodeId_clone(uint32_t orig) {
        LDKNodeId orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNodeId ret_var = NodeId_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeId_from_pubkey(int8_tArray pubkey) {
+uint32_t  __attribute__((export_name("TS_NodeId_from_pubkey"))) TS_NodeId_from_pubkey(int8_tArray pubkey) {
        LDKPublicKey pubkey_ref;
-       CHECK(*((uint32_t*)pubkey) == 33);
-       memcpy(pubkey_ref.compressed_form, (uint8_t*)(pubkey + 4), 33);
+       CHECK(pubkey->arr_len == 33);
+       memcpy(pubkey_ref.compressed_form, pubkey->elems, 33); FREE(pubkey);
        LDKNodeId ret_var = NodeId_from_pubkey(pubkey_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeId_as_slice(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_NodeId_as_slice"))) TS_NodeId_as_slice(uint32_t this_arg) {
        LDKNodeId this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKu8slice ret_var = NodeId_as_slice(&this_arg_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        return ret_arr;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_NodeId_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_NodeId_hash"))) TS_NodeId_hash(uint32_t o) {
        LDKNodeId o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -31902,28 +35294,28 @@ int64_t  __attribute__((visibility("default"))) TS_NodeId_hash(uint32_t o) {
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeId_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NodeId_write"))) TS_NodeId_write(uint32_t obj) {
        LDKNodeId obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NodeId_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeId_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NodeId_read"))) TS_NodeId_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = NodeId_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_NetworkGraph_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NetworkGraph_free"))) TS_NetworkGraph_free(uint32_t this_obj) {
        LDKNetworkGraph this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31931,45 +35323,45 @@ void  __attribute__((visibility("default"))) TS_NetworkGraph_free(uint32_t this_
        NetworkGraph_free(this_obj_conv);
 }
 
-static inline uint64_t NetworkGraph_clone_ptr(LDKNetworkGraph *NONNULL_PTR arg) {
+static inline uintptr_t NetworkGraph_clone_ptr(LDKNetworkGraph *NONNULL_PTR arg) {
        LDKNetworkGraph ret_var = NetworkGraph_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NetworkGraph_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_clone_ptr"))) TS_NetworkGraph_clone_ptr(uint32_t arg) {
        LDKNetworkGraph arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NetworkGraph_clone_ptr(&arg_conv);
+       uint32_t ret_val = NetworkGraph_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_clone"))) TS_NetworkGraph_clone(uint32_t orig) {
        LDKNetworkGraph orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNetworkGraph ret_var = NetworkGraph_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ReadOnlyNetworkGraph_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ReadOnlyNetworkGraph_free"))) TS_ReadOnlyNetworkGraph_free(uint32_t this_obj) {
        LDKReadOnlyNetworkGraph this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -31977,36 +35369,36 @@ void  __attribute__((visibility("default"))) TS_ReadOnlyNetworkGraph_free(uint32
        ReadOnlyNetworkGraph_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_NetworkUpdate_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_NetworkUpdate_free"))) TS_NetworkUpdate_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKNetworkUpdate this_ptr_conv = *(LDKNetworkUpdate*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        NetworkUpdate_free(this_ptr_conv);
 }
 
-static inline uint64_t NetworkUpdate_clone_ptr(LDKNetworkUpdate *NONNULL_PTR arg) {
+static inline uintptr_t NetworkUpdate_clone_ptr(LDKNetworkUpdate *NONNULL_PTR arg) {
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NetworkUpdate_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_clone_ptr"))) TS_NetworkUpdate_clone_ptr(uint32_t arg) {
        LDKNetworkUpdate* arg_conv = (LDKNetworkUpdate*)arg;
-       int64_t ret_val = NetworkUpdate_clone_ptr(arg_conv);
+       uint32_t ret_val = NetworkUpdate_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_clone"))) TS_NetworkUpdate_clone(uint32_t orig) {
        LDKNetworkUpdate* orig_conv = (LDKNetworkUpdate*)orig;
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_channel_update_message(uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_channel_update_message"))) TS_NetworkUpdate_channel_update_message(uint32_t msg) {
        LDKChannelUpdate msg_conv;
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = (msg & 1) || (msg == 0);
@@ -32014,56 +35406,56 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_channel_update
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_channel_update_message(msg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_channel_closed(int64_t short_channel_id, jboolean is_permanent) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_channel_closed"))) TS_NetworkUpdate_channel_closed(int64_t short_channel_id, jboolean is_permanent) {
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_channel_closed(short_channel_id, is_permanent);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_node_failure(int8_tArray node_id, jboolean is_permanent) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_node_failure"))) TS_NetworkUpdate_node_failure(int8_tArray node_id, jboolean is_permanent) {
        LDKPublicKey node_id_ref;
-       CHECK(*((uint32_t*)node_id) == 33);
-       memcpy(node_id_ref.compressed_form, (uint8_t*)(node_id + 4), 33);
+       CHECK(node_id->arr_len == 33);
+       memcpy(node_id_ref.compressed_form, node_id->elems, 33); FREE(node_id);
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_node_failure(node_id_ref, is_permanent);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NetworkUpdate_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NetworkUpdate_write"))) TS_NetworkUpdate_write(uint32_t obj) {
        LDKNetworkUpdate* obj_conv = (LDKNetworkUpdate*)obj;
        LDKCVec_u8Z ret_var = NetworkUpdate_write(obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkUpdate_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NetworkUpdate_read"))) TS_NetworkUpdate_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = NetworkUpdate_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_as_EventHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_NetGraphMsgHandler_as_EventHandler"))) TS_NetGraphMsgHandler_as_EventHandler(uint32_t this_arg) {
        LDKNetGraphMsgHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKEventHandler* ret_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
        *ret_ret = NetGraphMsgHandler_as_EventHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NetGraphMsgHandler_free"))) TS_NetGraphMsgHandler_free(uint32_t this_obj) {
        LDKNetGraphMsgHandler this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -32071,186 +35463,186 @@ void  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_free(uint32_t
        NetGraphMsgHandler_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_new(uint32_t network_graph, uint32_t chain_access, uint32_t logger) {
+uint32_t  __attribute__((export_name("TS_NetGraphMsgHandler_new"))) TS_NetGraphMsgHandler_new(uint32_t network_graph, uint32_t chain_access, uint32_t logger) {
        LDKNetworkGraph network_graph_conv;
        network_graph_conv.inner = (void*)(network_graph & (~1));
        network_graph_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* chain_access_ptr = (void*)(((uint64_t)chain_access) & ~1);
+       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
-       // Warning: we may need a move here but no clone is available for LDKCOption_AccessZ
+       // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
        if (chain_access_conv.tag == LDKCOption_AccessZ_Some) {
                // Manually implement clone for Java trait instances
        }
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKNetGraphMsgHandler ret_var = NetGraphMsgHandler_new(&network_graph_conv, chain_access_conv, logger_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_add_chain_access(uint32_t this_arg, uint32_t chain_access) {
+void  __attribute__((export_name("TS_NetGraphMsgHandler_add_chain_access"))) TS_NetGraphMsgHandler_add_chain_access(uint32_t this_arg, uint32_t chain_access) {
        LDKNetGraphMsgHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* chain_access_ptr = (void*)(((uint64_t)chain_access) & ~1);
+       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
-       // Warning: we may need a move here but no clone is available for LDKCOption_AccessZ
+       // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
        if (chain_access_conv.tag == LDKCOption_AccessZ_Some) {
                // Manually implement clone for Java trait instances
        }
        NetGraphMsgHandler_add_chain_access(&this_arg_conv, chain_access_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_as_RoutingMessageHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_NetGraphMsgHandler_as_RoutingMessageHandler"))) TS_NetGraphMsgHandler_as_RoutingMessageHandler(uint32_t this_arg) {
        LDKNetGraphMsgHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKRoutingMessageHandler* ret_ret = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *ret_ret = NetGraphMsgHandler_as_RoutingMessageHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetGraphMsgHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_NetGraphMsgHandler_as_MessageSendEventsProvider"))) TS_NetGraphMsgHandler_as_MessageSendEventsProvider(uint32_t this_arg) {
        LDKNetGraphMsgHandler this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = NetGraphMsgHandler_as_MessageSendEventsProvider(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_free(uint32_t this_obj) {
-       LDKDirectionalChannelInfo this_obj_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_free"))) TS_ChannelUpdateInfo_free(uint32_t this_obj) {
+       LDKChannelUpdateInfo this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       DirectionalChannelInfo_free(this_obj_conv);
+       ChannelUpdateInfo_free(this_obj_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_last_update(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+int32_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_last_update"))) TS_ChannelUpdateInfo_get_last_update(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int32_t ret_val = DirectionalChannelInfo_get_last_update(&this_ptr_conv);
+       int32_t ret_val = ChannelUpdateInfo_get_last_update(&this_ptr_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_last_update(uint32_t this_ptr, int32_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_last_update"))) TS_ChannelUpdateInfo_set_last_update(uint32_t this_ptr, int32_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       DirectionalChannelInfo_set_last_update(&this_ptr_conv, val);
+       ChannelUpdateInfo_set_last_update(&this_ptr_conv, val);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_enabled(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+jboolean  __attribute__((export_name("TS_ChannelUpdateInfo_get_enabled"))) TS_ChannelUpdateInfo_get_enabled(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       jboolean ret_val = DirectionalChannelInfo_get_enabled(&this_ptr_conv);
+       jboolean ret_val = ChannelUpdateInfo_get_enabled(&this_ptr_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_enabled(uint32_t this_ptr, jboolean val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_enabled"))) TS_ChannelUpdateInfo_set_enabled(uint32_t this_ptr, jboolean val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       DirectionalChannelInfo_set_enabled(&this_ptr_conv, val);
+       ChannelUpdateInfo_set_enabled(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_cltv_expiry_delta(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+int16_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_cltv_expiry_delta"))) TS_ChannelUpdateInfo_get_cltv_expiry_delta(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int16_t ret_val = DirectionalChannelInfo_get_cltv_expiry_delta(&this_ptr_conv);
+       int16_t ret_val = ChannelUpdateInfo_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_cltv_expiry_delta"))) TS_ChannelUpdateInfo_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       DirectionalChannelInfo_set_cltv_expiry_delta(&this_ptr_conv, val);
+       ChannelUpdateInfo_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_htlc_minimum_msat(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+int64_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_htlc_minimum_msat"))) TS_ChannelUpdateInfo_get_htlc_minimum_msat(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int64_t ret_val = DirectionalChannelInfo_get_htlc_minimum_msat(&this_ptr_conv);
+       int64_t ret_val = ChannelUpdateInfo_get_htlc_minimum_msat(&this_ptr_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_htlc_minimum_msat"))) TS_ChannelUpdateInfo_set_htlc_minimum_msat(uint32_t this_ptr, int64_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       DirectionalChannelInfo_set_htlc_minimum_msat(&this_ptr_conv, val);
+       ChannelUpdateInfo_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_htlc_maximum_msat(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_htlc_maximum_msat"))) TS_ChannelUpdateInfo_get_htlc_maximum_msat(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = DirectionalChannelInfo_get_htlc_maximum_msat(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       *ret_copy = ChannelUpdateInfo_get_htlc_maximum_msat(&this_ptr_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_htlc_maximum_msat(uint32_t this_ptr, uint32_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_htlc_maximum_msat"))) TS_ChannelUpdateInfo_set_htlc_maximum_msat(uint32_t this_ptr, uint32_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
-       DirectionalChannelInfo_set_htlc_maximum_msat(&this_ptr_conv, val_conv);
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       ChannelUpdateInfo_set_htlc_maximum_msat(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_fees(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_fees"))) TS_ChannelUpdateInfo_get_fees(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKRoutingFees ret_var = DirectionalChannelInfo_get_fees(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKRoutingFees ret_var = ChannelUpdateInfo_get_fees(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_fees(uint32_t this_ptr, uint32_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_fees"))) TS_ChannelUpdateInfo_set_fees(uint32_t this_ptr, uint32_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
@@ -32259,21 +35651,21 @@ void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_fees(
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = RoutingFees_clone(&val_conv);
-       DirectionalChannelInfo_set_fees(&this_ptr_conv, val_conv);
+       ChannelUpdateInfo_set_fees(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_last_update_message(uint32_t this_ptr) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_get_last_update_message"))) TS_ChannelUpdateInfo_get_last_update_message(uint32_t this_ptr) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKChannelUpdate ret_var = DirectionalChannelInfo_get_last_update_message(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKChannelUpdate ret_var = ChannelUpdateInfo_get_last_update_message(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -32281,8 +35673,8 @@ uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_get_l
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_last_update_message(uint32_t this_ptr, uint32_t val) {
-       LDKDirectionalChannelInfo this_ptr_conv;
+void  __attribute__((export_name("TS_ChannelUpdateInfo_set_last_update_message"))) TS_ChannelUpdateInfo_set_last_update_message(uint32_t this_ptr, uint32_t val) {
+       LDKChannelUpdateInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
@@ -32291,14 +35683,14 @@ void  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_set_last_
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelUpdate_clone(&val_conv);
-       DirectionalChannelInfo_set_last_update_message(&this_ptr_conv, val_conv);
+       ChannelUpdateInfo_set_last_update_message(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_new(int32_t last_update_arg, jboolean enabled_arg, int16_t cltv_expiry_delta_arg, int64_t htlc_minimum_msat_arg, uint32_t htlc_maximum_msat_arg, uint32_t fees_arg, uint32_t last_update_message_arg) {
-       void* htlc_maximum_msat_arg_ptr = (void*)(((uint64_t)htlc_maximum_msat_arg) & ~1);
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_new"))) TS_ChannelUpdateInfo_new(int32_t last_update_arg, jboolean enabled_arg, int16_t cltv_expiry_delta_arg, int64_t htlc_minimum_msat_arg, uint32_t htlc_maximum_msat_arg, uint32_t fees_arg, uint32_t last_update_message_arg) {
+       void* htlc_maximum_msat_arg_ptr = (void*)(((uintptr_t)htlc_maximum_msat_arg) & ~1);
        CHECK_ACCESS(htlc_maximum_msat_arg_ptr);
        LDKCOption_u64Z htlc_maximum_msat_arg_conv = *(LDKCOption_u64Z*)(htlc_maximum_msat_arg_ptr);
-       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)htlc_maximum_msat_arg) & ~1));
+       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_maximum_msat_arg) & ~1));
        LDKRoutingFees fees_arg_conv;
        fees_arg_conv.inner = (void*)(fees_arg & (~1));
        fees_arg_conv.is_owned = (fees_arg & 1) || (fees_arg == 0);
@@ -32309,78 +35701,78 @@ uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_new(i
        last_update_message_arg_conv.is_owned = (last_update_message_arg & 1) || (last_update_message_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(last_update_message_arg_conv);
        last_update_message_arg_conv = ChannelUpdate_clone(&last_update_message_arg_conv);
-       LDKDirectionalChannelInfo ret_var = DirectionalChannelInfo_new(last_update_arg, enabled_arg, cltv_expiry_delta_arg, htlc_minimum_msat_arg, htlc_maximum_msat_arg_conv, fees_arg_conv, last_update_message_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_new(last_update_arg, enabled_arg, cltv_expiry_delta_arg, htlc_minimum_msat_arg, htlc_maximum_msat_arg_conv, fees_arg_conv, last_update_message_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t DirectionalChannelInfo_clone_ptr(LDKDirectionalChannelInfo *NONNULL_PTR arg) {
-       LDKDirectionalChannelInfo ret_var = DirectionalChannelInfo_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+static inline uintptr_t ChannelUpdateInfo_clone_ptr(LDKChannelUpdateInfo *NONNULL_PTR arg) {
+       LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_clone_ptr(uint32_t arg) {
-       LDKDirectionalChannelInfo arg_conv;
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_clone_ptr"))) TS_ChannelUpdateInfo_clone_ptr(uint32_t arg) {
+       LDKChannelUpdateInfo arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = DirectionalChannelInfo_clone_ptr(&arg_conv);
+       uint32_t ret_val = ChannelUpdateInfo_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_clone(uint32_t orig) {
-       LDKDirectionalChannelInfo orig_conv;
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_clone"))) TS_ChannelUpdateInfo_clone(uint32_t orig) {
+       LDKChannelUpdateInfo orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
-       LDKDirectionalChannelInfo ret_var = DirectionalChannelInfo_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_write(uint32_t obj) {
-       LDKDirectionalChannelInfo obj_conv;
+int8_tArray  __attribute__((export_name("TS_ChannelUpdateInfo_write"))) TS_ChannelUpdateInfo_write(uint32_t obj) {
+       LDKChannelUpdateInfo obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
-       LDKCVec_u8Z ret_var = DirectionalChannelInfo_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       LDKCVec_u8Z ret_var = ChannelUpdateInfo_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DirectionalChannelInfo_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ChannelUpdateInfo_read"))) TS_ChannelUpdateInfo_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
-       LDKCResult_DirectionalChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DirectionalChannelInfoDecodeErrorZ), "LDKCResult_DirectionalChannelInfoDecodeErrorZ");
-       *ret_conv = DirectionalChannelInfo_read(ser_ref);
-       return (uint64_t)ret_conv;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
+       *ret_conv = ChannelUpdateInfo_read(ser_ref);
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ChannelInfo_free"))) TS_ChannelInfo_free(uint32_t this_obj) {
        LDKChannelInfo this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -32388,24 +35780,24 @@ void  __attribute__((visibility("default"))) TS_ChannelInfo_free(uint32_t this_o
        ChannelInfo_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_features"))) TS_ChannelInfo_get_features(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelFeatures ret_var = ChannelInfo_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_features"))) TS_ChannelInfo_set_features(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32418,24 +35810,24 @@ void  __attribute__((visibility("default"))) TS_ChannelInfo_set_features(uint32_
        ChannelInfo_set_features(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_node_one(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_node_one"))) TS_ChannelInfo_get_node_one(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeId ret_var = ChannelInfo_get_node_one(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_node_one(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_node_one"))) TS_ChannelInfo_set_node_one(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32448,18 +35840,18 @@ void  __attribute__((visibility("default"))) TS_ChannelInfo_set_node_one(uint32_
        ChannelInfo_set_node_one(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_one_to_two(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_one_to_two"))) TS_ChannelInfo_get_one_to_two(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKDirectionalChannelInfo ret_var = ChannelInfo_get_one_to_two(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKChannelUpdateInfo ret_var = ChannelInfo_get_one_to_two(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -32467,37 +35859,37 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_one_to_two(u
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_one_to_two(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_one_to_two"))) TS_ChannelInfo_set_one_to_two(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKDirectionalChannelInfo val_conv;
+       LDKChannelUpdateInfo val_conv;
        val_conv.inner = (void*)(val & (~1));
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
-       val_conv = DirectionalChannelInfo_clone(&val_conv);
+       val_conv = ChannelUpdateInfo_clone(&val_conv);
        ChannelInfo_set_one_to_two(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_node_two(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_node_two"))) TS_ChannelInfo_get_node_two(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeId ret_var = ChannelInfo_get_node_two(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_node_two(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_node_two"))) TS_ChannelInfo_set_node_two(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32510,18 +35902,18 @@ void  __attribute__((visibility("default"))) TS_ChannelInfo_set_node_two(uint32_
        ChannelInfo_set_node_two(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_two_to_one(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_two_to_one"))) TS_ChannelInfo_get_two_to_one(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKDirectionalChannelInfo ret_var = ChannelInfo_get_two_to_one(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKChannelUpdateInfo ret_var = ChannelInfo_get_two_to_one(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -32529,54 +35921,54 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_two_to_one(u
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_two_to_one(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_two_to_one"))) TS_ChannelInfo_set_two_to_one(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKDirectionalChannelInfo val_conv;
+       LDKChannelUpdateInfo val_conv;
        val_conv.inner = (void*)(val & (~1));
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
-       val_conv = DirectionalChannelInfo_clone(&val_conv);
+       val_conv = ChannelUpdateInfo_clone(&val_conv);
        ChannelInfo_set_two_to_one(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_capacity_sats(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_capacity_sats"))) TS_ChannelInfo_get_capacity_sats(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelInfo_get_capacity_sats(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_capacity_sats(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_capacity_sats"))) TS_ChannelInfo_set_capacity_sats(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
        ChannelInfo_set_capacity_sats(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_announcement_message(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_ChannelInfo_get_announcement_message"))) TS_ChannelInfo_get_announcement_message(uint32_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelAnnouncement ret_var = ChannelInfo_get_announcement_message(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -32584,7 +35976,7 @@ uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_get_announcement
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_ChannelInfo_set_announcement_message(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_ChannelInfo_set_announcement_message"))) TS_ChannelInfo_set_announcement_message(uint32_t this_ptr, uint32_t val) {
        LDKChannelInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32597,66 +35989,229 @@ void  __attribute__((visibility("default"))) TS_ChannelInfo_set_announcement_mes
        ChannelInfo_set_announcement_message(&this_ptr_conv, val_conv);
 }
 
-static inline uint64_t ChannelInfo_clone_ptr(LDKChannelInfo *NONNULL_PTR arg) {
-       LDKChannelInfo ret_var = ChannelInfo_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+static inline uintptr_t ChannelInfo_clone_ptr(LDKChannelInfo *NONNULL_PTR arg) {
+       LDKChannelInfo ret_var = ChannelInfo_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_ChannelInfo_clone_ptr"))) TS_ChannelInfo_clone_ptr(uint32_t arg) {
+       LDKChannelInfo arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = ChannelInfo_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelInfo_clone"))) TS_ChannelInfo_clone(uint32_t orig) {
+       LDKChannelInfo orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKChannelInfo ret_var = ChannelInfo_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+int8_tArray  __attribute__((export_name("TS_ChannelInfo_write"))) TS_ChannelInfo_write(uint32_t obj) {
+       LDKChannelInfo obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = ChannelInfo_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_ChannelInfo_read"))) TS_ChannelInfo_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
+       *ret_conv = ChannelInfo_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+void  __attribute__((export_name("TS_DirectedChannelInfo_free"))) TS_DirectedChannelInfo_free(uint32_t this_obj) {
+       LDKDirectedChannelInfo this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       DirectedChannelInfo_free(this_obj_conv);
+}
+
+static inline uintptr_t DirectedChannelInfo_clone_ptr(LDKDirectedChannelInfo *NONNULL_PTR arg) {
+       LDKDirectedChannelInfo ret_var = DirectedChannelInfo_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ChannelInfo_clone_ptr(uint32_t arg) {
-       LDKChannelInfo arg_conv;
+uint32_t  __attribute__((export_name("TS_DirectedChannelInfo_clone_ptr"))) TS_DirectedChannelInfo_clone_ptr(uint32_t arg) {
+       LDKDirectedChannelInfo arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ChannelInfo_clone_ptr(&arg_conv);
+       uint32_t ret_val = DirectedChannelInfo_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_clone(uint32_t orig) {
-       LDKChannelInfo orig_conv;
+uint32_t  __attribute__((export_name("TS_DirectedChannelInfo_clone"))) TS_DirectedChannelInfo_clone(uint32_t orig) {
+       LDKDirectedChannelInfo orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
-       LDKChannelInfo ret_var = ChannelInfo_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKDirectedChannelInfo ret_var = DirectedChannelInfo_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ChannelInfo_write(uint32_t obj) {
-       LDKChannelInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
-       LDKCVec_u8Z ret_var = ChannelInfo_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+uint32_t  __attribute__((export_name("TS_DirectedChannelInfo_channel"))) TS_DirectedChannelInfo_channel(uint32_t this_arg) {
+       LDKDirectedChannelInfo this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKChannelInfo ret_var = DirectedChannelInfo_channel(&this_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelInfo_read(int8_tArray ser) {
-       LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
-       LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
-       *ret_conv = ChannelInfo_read(ser_ref);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_DirectedChannelInfo_direction"))) TS_DirectedChannelInfo_direction(uint32_t this_arg) {
+       LDKDirectedChannelInfo this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKChannelUpdateInfo ret_var = DirectedChannelInfo_direction(&this_arg_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+               ret_ref = (uintptr_t)ret_var.inner;
+               if (ret_var.is_owned) {
+                       ret_ref |= 1;
+               }
+       }
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_DirectedChannelInfo_effective_capacity"))) TS_DirectedChannelInfo_effective_capacity(uint32_t this_arg) {
+       LDKDirectedChannelInfo this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = DirectedChannelInfo_effective_capacity(&this_arg_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_EffectiveCapacity_free"))) TS_EffectiveCapacity_free(uint32_t this_ptr) {
+       if ((this_ptr & 1) != 0) return;
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKEffectiveCapacity this_ptr_conv = *(LDKEffectiveCapacity*)(this_ptr_ptr);
+       FREE((void*)this_ptr);
+       EffectiveCapacity_free(this_ptr_conv);
+}
+
+static inline uintptr_t EffectiveCapacity_clone_ptr(LDKEffectiveCapacity *NONNULL_PTR arg) {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_clone(arg);
+uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_clone_ptr"))) TS_EffectiveCapacity_clone_ptr(uint32_t arg) {
+       LDKEffectiveCapacity* arg_conv = (LDKEffectiveCapacity*)arg;
+       uint32_t ret_val = EffectiveCapacity_clone_ptr(arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_clone"))) TS_EffectiveCapacity_clone(uint32_t orig) {
+       LDKEffectiveCapacity* orig_conv = (LDKEffectiveCapacity*)orig;
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_clone(orig_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_exact_liquidity"))) TS_EffectiveCapacity_exact_liquidity(int64_t liquidity_msat) {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_exact_liquidity(liquidity_msat);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_maximum_htlc"))) TS_EffectiveCapacity_maximum_htlc(int64_t amount_msat) {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_maximum_htlc(amount_msat);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_total"))) TS_EffectiveCapacity_total(int64_t capacity_msat) {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_total(capacity_msat);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_infinite"))) TS_EffectiveCapacity_infinite() {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_infinite();
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+uint32_t  __attribute__((export_name("TS_EffectiveCapacity_unknown"))) TS_EffectiveCapacity_unknown() {
+       LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
+       *ret_copy = EffectiveCapacity_unknown();
+       uint32_t ret_ref = (uintptr_t)ret_copy;
+       return ret_ref;
+}
+
+int64_t  __attribute__((export_name("TS_EffectiveCapacity_as_msat"))) TS_EffectiveCapacity_as_msat(uint32_t this_arg) {
+       LDKEffectiveCapacity* this_arg_conv = (LDKEffectiveCapacity*)this_arg;
+       int64_t ret_val = EffectiveCapacity_as_msat(this_arg_conv);
+       return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RoutingFees_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RoutingFees_free"))) TS_RoutingFees_free(uint32_t this_obj) {
        LDKRoutingFees this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -32664,7 +36219,7 @@ void  __attribute__((visibility("default"))) TS_RoutingFees_free(uint32_t this_o
        RoutingFees_free(this_obj_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_RoutingFees_get_base_msat(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_RoutingFees_get_base_msat"))) TS_RoutingFees_get_base_msat(uint32_t this_ptr) {
        LDKRoutingFees this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32673,7 +36228,7 @@ int32_t  __attribute__((visibility("default"))) TS_RoutingFees_get_base_msat(uin
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RoutingFees_set_base_msat(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_RoutingFees_set_base_msat"))) TS_RoutingFees_set_base_msat(uint32_t this_ptr, int32_t val) {
        LDKRoutingFees this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32681,7 +36236,7 @@ void  __attribute__((visibility("default"))) TS_RoutingFees_set_base_msat(uint32
        RoutingFees_set_base_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_RoutingFees_get_proportional_millionths(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_RoutingFees_get_proportional_millionths"))) TS_RoutingFees_get_proportional_millionths(uint32_t this_ptr) {
        LDKRoutingFees this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32690,7 +36245,7 @@ int32_t  __attribute__((visibility("default"))) TS_RoutingFees_get_proportional_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RoutingFees_set_proportional_millionths(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_RoutingFees_set_proportional_millionths"))) TS_RoutingFees_set_proportional_millionths(uint32_t this_ptr, int32_t val) {
        LDKRoutingFees this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32698,20 +36253,20 @@ void  __attribute__((visibility("default"))) TS_RoutingFees_set_proportional_mil
        RoutingFees_set_proportional_millionths(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingFees_new(int32_t base_msat_arg, int32_t proportional_millionths_arg) {
+uint32_t  __attribute__((export_name("TS_RoutingFees_new"))) TS_RoutingFees_new(int32_t base_msat_arg, int32_t proportional_millionths_arg) {
        LDKRoutingFees ret_var = RoutingFees_new(base_msat_arg, proportional_millionths_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RoutingFees_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RoutingFees_eq"))) TS_RoutingFees_eq(uint32_t a, uint32_t b) {
        LDKRoutingFees a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -32724,45 +36279,45 @@ jboolean  __attribute__((visibility("default"))) TS_RoutingFees_eq(uint32_t a, u
        return ret_val;
 }
 
-static inline uint64_t RoutingFees_clone_ptr(LDKRoutingFees *NONNULL_PTR arg) {
+static inline uintptr_t RoutingFees_clone_ptr(LDKRoutingFees *NONNULL_PTR arg) {
        LDKRoutingFees ret_var = RoutingFees_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RoutingFees_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RoutingFees_clone_ptr"))) TS_RoutingFees_clone_ptr(uint32_t arg) {
        LDKRoutingFees arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RoutingFees_clone_ptr(&arg_conv);
+       uint32_t ret_val = RoutingFees_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingFees_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RoutingFees_clone"))) TS_RoutingFees_clone(uint32_t orig) {
        LDKRoutingFees orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRoutingFees ret_var = RoutingFees_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RoutingFees_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_RoutingFees_hash"))) TS_RoutingFees_hash(uint32_t o) {
        LDKRoutingFees o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -32771,28 +36326,28 @@ int64_t  __attribute__((visibility("default"))) TS_RoutingFees_hash(uint32_t o)
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RoutingFees_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RoutingFees_write"))) TS_RoutingFees_write(uint32_t obj) {
        LDKRoutingFees obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RoutingFees_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RoutingFees_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RoutingFees_read"))) TS_RoutingFees_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = RoutingFees_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_free"))) TS_NodeAnnouncementInfo_free(uint32_t this_obj) {
        LDKNodeAnnouncementInfo this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -32800,24 +36355,24 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_free(uint32
        NodeAnnouncementInfo_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_get_features"))) TS_NodeAnnouncementInfo_get_features(uint32_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeFeatures ret_var = NodeAnnouncementInfo_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_features"))) TS_NodeAnnouncementInfo_set_features(uint32_t this_ptr, uint32_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32830,7 +36385,7 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_feature
        NodeAnnouncementInfo_set_features(&this_ptr_conv, val_conv);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_last_update(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_get_last_update"))) TS_NodeAnnouncementInfo_get_last_update(uint32_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32839,7 +36394,7 @@ int32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_last
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_last_update(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_last_update"))) TS_NodeAnnouncementInfo_set_last_update(uint32_t this_ptr, int32_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32847,83 +36402,83 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_last_up
        NodeAnnouncementInfo_set_last_update(&this_ptr_conv, val);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_rgb(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_NodeAnnouncementInfo_get_rgb"))) TS_NodeAnnouncementInfo_get_rgb(uint32_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(3, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *NodeAnnouncementInfo_get_rgb(&this_ptr_conv), 3);
+       int8_tArray ret_arr = init_int8_tArray(3, __LINE__);
+       memcpy(ret_arr->elems, *NodeAnnouncementInfo_get_rgb(&this_ptr_conv), 3);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_rgb(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_rgb"))) TS_NodeAnnouncementInfo_set_rgb(uint32_t this_ptr, int8_tArray val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThreeBytes val_ref;
-       CHECK(*((uint32_t*)val) == 3);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 3);
+       CHECK(val->arr_len == 3);
+       memcpy(val_ref.data, val->elems, 3); FREE(val);
        NodeAnnouncementInfo_set_rgb(&this_ptr_conv, val_ref);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_alias(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_NodeAnnouncementInfo_get_alias"))) TS_NodeAnnouncementInfo_get_alias(uint32_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *NodeAnnouncementInfo_get_alias(&this_ptr_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *NodeAnnouncementInfo_get_alias(&this_ptr_conv), 32);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_alias(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_alias"))) TS_NodeAnnouncementInfo_set_alias(uint32_t this_ptr, int8_tArray val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKThirtyTwoBytes val_ref;
-       CHECK(*((uint32_t*)val) == 32);
-       memcpy(val_ref.data, (uint8_t*)(val + 4), 32);
+       CHECK(val->arr_len == 32);
+       memcpy(val_ref.data, val->elems, 32); FREE(val);
        NodeAnnouncementInfo_set_alias(&this_ptr_conv, val_ref);
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_addresses(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_addresses"))) TS_NodeAnnouncementInfo_set_addresses(uint32_t this_ptr, uint32_tArray val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_NetAddressZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t m = 0; m < val_constr.datalen; m++) {
                uint32_t val_conv_12 = val_vals[m];
-               void* val_conv_12_ptr = (void*)(((uint64_t)val_conv_12) & ~1);
+               void* val_conv_12_ptr = (void*)(((uintptr_t)val_conv_12) & ~1);
                CHECK_ACCESS(val_conv_12_ptr);
                LDKNetAddress val_conv_12_conv = *(LDKNetAddress*)(val_conv_12_ptr);
-               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uint64_t)val_conv_12) & ~1));
+               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)val_conv_12) & ~1));
                val_constr.data[m] = val_conv_12_conv;
        }
        NodeAnnouncementInfo_set_addresses(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_announcement_message(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_get_announcement_message"))) TS_NodeAnnouncementInfo_get_announcement_message(uint32_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeAnnouncement ret_var = NodeAnnouncementInfo_get_announcement_message(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -32931,7 +36486,7 @@ uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_get_ann
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_announcement_message(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_NodeAnnouncementInfo_set_announcement_message"))) TS_NodeAnnouncementInfo_set_announcement_message(uint32_t this_ptr, uint32_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -32944,28 +36499,28 @@ void  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_set_announc
        NodeAnnouncementInfo_set_announcement_message(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_new(uint32_t features_arg, int32_t last_update_arg, int8_tArray rgb_arg, int8_tArray alias_arg, uint32_tArray addresses_arg, uint32_t announcement_message_arg) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_new"))) TS_NodeAnnouncementInfo_new(uint32_t features_arg, int32_t last_update_arg, int8_tArray rgb_arg, int8_tArray alias_arg, uint32_tArray addresses_arg, uint32_t announcement_message_arg) {
        LDKNodeFeatures features_arg_conv;
        features_arg_conv.inner = (void*)(features_arg & (~1));
        features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = NodeFeatures_clone(&features_arg_conv);
        LDKThreeBytes rgb_arg_ref;
-       CHECK(*((uint32_t*)rgb_arg) == 3);
-       memcpy(rgb_arg_ref.data, (uint8_t*)(rgb_arg + 4), 3);
+       CHECK(rgb_arg->arr_len == 3);
+       memcpy(rgb_arg_ref.data, rgb_arg->elems, 3); FREE(rgb_arg);
        LDKThirtyTwoBytes alias_arg_ref;
-       CHECK(*((uint32_t*)alias_arg) == 32);
-       memcpy(alias_arg_ref.data, (uint8_t*)(alias_arg + 4), 32);
+       CHECK(alias_arg->arr_len == 32);
+       memcpy(alias_arg_ref.data, alias_arg->elems, 32); FREE(alias_arg);
        LDKCVec_NetAddressZ addresses_arg_constr;
-       addresses_arg_constr.datalen = *((uint32_t*)addresses_arg);
+       addresses_arg_constr.datalen = addresses_arg->arr_len;
        if (addresses_arg_constr.datalen > 0)
                addresses_arg_constr.data = MALLOC(addresses_arg_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
        else
                addresses_arg_constr.data = NULL;
-       uint32_t* addresses_arg_vals = (uint32_t*)(addresses_arg + 4);
+       uint32_t* addresses_arg_vals = addresses_arg->elems /* XXX addresses_arg leaks */;
        for (size_t m = 0; m < addresses_arg_constr.datalen; m++) {
                uint32_t addresses_arg_conv_12 = addresses_arg_vals[m];
-               void* addresses_arg_conv_12_ptr = (void*)(((uint64_t)addresses_arg_conv_12) & ~1);
+               void* addresses_arg_conv_12_ptr = (void*)(((uintptr_t)addresses_arg_conv_12) & ~1);
                CHECK_ACCESS(addresses_arg_conv_12_ptr);
                LDKNetAddress addresses_arg_conv_12_conv = *(LDKNetAddress*)(addresses_arg_conv_12_ptr);
                addresses_arg_constr.data[m] = addresses_arg_conv_12_conv;
@@ -32976,77 +36531,77 @@ uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_new(uin
        CHECK_INNER_FIELD_ACCESS_OR_NULL(announcement_message_arg_conv);
        announcement_message_arg_conv = NodeAnnouncement_clone(&announcement_message_arg_conv);
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_new(features_arg_conv, last_update_arg, rgb_arg_ref, alias_arg_ref, addresses_arg_constr, announcement_message_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t NodeAnnouncementInfo_clone_ptr(LDKNodeAnnouncementInfo *NONNULL_PTR arg) {
+static inline uintptr_t NodeAnnouncementInfo_clone_ptr(LDKNodeAnnouncementInfo *NONNULL_PTR arg) {
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_clone_ptr"))) TS_NodeAnnouncementInfo_clone_ptr(uint32_t arg) {
        LDKNodeAnnouncementInfo arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NodeAnnouncementInfo_clone_ptr(&arg_conv);
+       uint32_t ret_val = NodeAnnouncementInfo_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_clone"))) TS_NodeAnnouncementInfo_clone(uint32_t orig) {
        LDKNodeAnnouncementInfo orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NodeAnnouncementInfo_write"))) TS_NodeAnnouncementInfo_write(uint32_t obj) {
        LDKNodeAnnouncementInfo obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NodeAnnouncementInfo_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeAnnouncementInfo_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NodeAnnouncementInfo_read"))) TS_NodeAnnouncementInfo_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = NodeAnnouncementInfo_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeInfo_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_NodeInfo_free"))) TS_NodeInfo_free(uint32_t this_obj) {
        LDKNodeInfo this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -33054,18 +36609,18 @@ void  __attribute__((visibility("default"))) TS_NodeInfo_free(uint32_t this_obj)
        NodeInfo_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_NodeInfo_set_channels(uint32_t this_ptr, int64_tArray val) {
+void  __attribute__((export_name("TS_NodeInfo_set_channels"))) TS_NodeInfo_set_channels(uint32_t this_ptr, int64_tArray val) {
        LDKNodeInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_u64Z val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                val_constr.data = NULL;
-       int64_t* val_vals = (int64_t*)(val + 4);
+       int64_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t i = 0; i < val_constr.datalen; i++) {
                int64_t val_conv_8 = val_vals[i];
                val_constr.data[i] = val_conv_8;
@@ -33073,18 +36628,18 @@ void  __attribute__((visibility("default"))) TS_NodeInfo_set_channels(uint32_t t
        NodeInfo_set_channels(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_get_lowest_inbound_channel_fees(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_get_lowest_inbound_channel_fees"))) TS_NodeInfo_get_lowest_inbound_channel_fees(uint32_t this_ptr) {
        LDKNodeInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKRoutingFees ret_var = NodeInfo_get_lowest_inbound_channel_fees(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -33092,7 +36647,7 @@ uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_get_lowest_inbound_
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeInfo_set_lowest_inbound_channel_fees(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_NodeInfo_set_lowest_inbound_channel_fees"))) TS_NodeInfo_set_lowest_inbound_channel_fees(uint32_t this_ptr, uint32_t val) {
        LDKNodeInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33105,18 +36660,18 @@ void  __attribute__((visibility("default"))) TS_NodeInfo_set_lowest_inbound_chan
        NodeInfo_set_lowest_inbound_channel_fees(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_get_announcement_info(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_get_announcement_info"))) TS_NodeInfo_get_announcement_info(uint32_t this_ptr) {
        LDKNodeInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeAnnouncementInfo ret_var = NodeInfo_get_announcement_info(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -33124,7 +36679,7 @@ uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_get_announcement_in
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_NodeInfo_set_announcement_info(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_NodeInfo_set_announcement_info"))) TS_NodeInfo_set_announcement_info(uint32_t this_ptr, uint32_t val) {
        LDKNodeInfo this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33137,14 +36692,14 @@ void  __attribute__((visibility("default"))) TS_NodeInfo_set_announcement_info(u
        NodeInfo_set_announcement_info(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_new(int64_tArray channels_arg, uint32_t lowest_inbound_channel_fees_arg, uint32_t announcement_info_arg) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_new"))) TS_NodeInfo_new(int64_tArray channels_arg, uint32_t lowest_inbound_channel_fees_arg, uint32_t announcement_info_arg) {
        LDKCVec_u64Z channels_arg_constr;
-       channels_arg_constr.datalen = *((uint32_t*)channels_arg);
+       channels_arg_constr.datalen = channels_arg->arr_len;
        if (channels_arg_constr.datalen > 0)
                channels_arg_constr.data = MALLOC(channels_arg_constr.datalen * sizeof(int64_t), "LDKCVec_u64Z Elements");
        else
                channels_arg_constr.data = NULL;
-       int64_t* channels_arg_vals = (int64_t*)(channels_arg + 4);
+       int64_t* channels_arg_vals = channels_arg->elems /* XXX channels_arg leaks */;
        for (size_t i = 0; i < channels_arg_constr.datalen; i++) {
                int64_t channels_arg_conv_8 = channels_arg_vals[i];
                channels_arg_constr.data[i] = channels_arg_conv_8;
@@ -33160,131 +36715,131 @@ uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_new(int64_tArray ch
        CHECK_INNER_FIELD_ACCESS_OR_NULL(announcement_info_arg_conv);
        announcement_info_arg_conv = NodeAnnouncementInfo_clone(&announcement_info_arg_conv);
        LDKNodeInfo ret_var = NodeInfo_new(channels_arg_constr, lowest_inbound_channel_fees_arg_conv, announcement_info_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t NodeInfo_clone_ptr(LDKNodeInfo *NONNULL_PTR arg) {
+static inline uintptr_t NodeInfo_clone_ptr(LDKNodeInfo *NONNULL_PTR arg) {
        LDKNodeInfo ret_var = NodeInfo_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_NodeInfo_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_clone_ptr"))) TS_NodeInfo_clone_ptr(uint32_t arg) {
        LDKNodeInfo arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = NodeInfo_clone_ptr(&arg_conv);
+       uint32_t ret_val = NodeInfo_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_clone"))) TS_NodeInfo_clone(uint32_t orig) {
        LDKNodeInfo orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKNodeInfo ret_var = NodeInfo_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NodeInfo_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NodeInfo_write"))) TS_NodeInfo_write(uint32_t obj) {
        LDKNodeInfo obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NodeInfo_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NodeInfo_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NodeInfo_read"))) TS_NodeInfo_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = NodeInfo_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_NetworkGraph_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_NetworkGraph_write"))) TS_NetworkGraph_write(uint32_t obj) {
        LDKNetworkGraph obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = NetworkGraph_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_read"))) TS_NetworkGraph_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = NetworkGraph_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_new(int8_tArray genesis_hash) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_new"))) TS_NetworkGraph_new(int8_tArray genesis_hash) {
        LDKThirtyTwoBytes genesis_hash_ref;
-       CHECK(*((uint32_t*)genesis_hash) == 32);
-       memcpy(genesis_hash_ref.data, (uint8_t*)(genesis_hash + 4), 32);
+       CHECK(genesis_hash->arr_len == 32);
+       memcpy(genesis_hash_ref.data, genesis_hash->elems, 32); FREE(genesis_hash);
        LDKNetworkGraph ret_var = NetworkGraph_new(genesis_hash_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_read_only(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_read_only"))) TS_NetworkGraph_read_only(uint32_t this_arg) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKReadOnlyNetworkGraph ret_var = NetworkGraph_read_only(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_node_from_announcement(uint32_t this_arg, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_node_from_announcement"))) TS_NetworkGraph_update_node_from_announcement(uint32_t this_arg, uint32_t msg) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33295,10 +36850,10 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_node_fro
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_node_from_announcement(&this_arg_conv, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_node_from_unsigned_announcement(uint32_t this_arg, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_node_from_unsigned_announcement"))) TS_NetworkGraph_update_node_from_unsigned_announcement(uint32_t this_arg, uint32_t msg) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33309,10 +36864,10 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_node_fro
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_node_from_unsigned_announcement(&this_arg_conv, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_from_announcement(uint32_t this_arg, uint32_t msg, uint32_t chain_access) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_channel_from_announcement"))) TS_NetworkGraph_update_channel_from_announcement(uint32_t this_arg, uint32_t msg, uint32_t chain_access) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33321,19 +36876,19 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       void* chain_access_ptr = (void*)(((uint64_t)chain_access) & ~1);
+       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
-       // Warning: we may need a move here but no clone is available for LDKCOption_AccessZ
+       // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
        if (chain_access_conv.tag == LDKCOption_AccessZ_Some) {
                // Manually implement clone for Java trait instances
        }
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_from_announcement(&this_arg_conv, &msg_conv, chain_access_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_from_unsigned_announcement(uint32_t this_arg, uint32_t msg, uint32_t chain_access) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_channel_from_unsigned_announcement"))) TS_NetworkGraph_update_channel_from_unsigned_announcement(uint32_t this_arg, uint32_t msg, uint32_t chain_access) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33342,19 +36897,19 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_
        msg_conv.inner = (void*)(msg & (~1));
        msg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       void* chain_access_ptr = (void*)(((uint64_t)chain_access) & ~1);
+       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
-       // Warning: we may need a move here but no clone is available for LDKCOption_AccessZ
+       // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
        if (chain_access_conv.tag == LDKCOption_AccessZ_Some) {
                // Manually implement clone for Java trait instances
        }
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_from_unsigned_announcement(&this_arg_conv, &msg_conv, chain_access_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_NetworkGraph_close_channel_from_update(uint32_t this_arg, int64_t short_channel_id, jboolean is_permanent) {
+void  __attribute__((export_name("TS_NetworkGraph_close_channel_from_update"))) TS_NetworkGraph_close_channel_from_update(uint32_t this_arg, int64_t short_channel_id, jboolean is_permanent) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33362,18 +36917,18 @@ void  __attribute__((visibility("default"))) TS_NetworkGraph_close_channel_from_
        NetworkGraph_close_channel_from_update(&this_arg_conv, short_channel_id, is_permanent);
 }
 
-void  __attribute__((visibility("default"))) TS_NetworkGraph_fail_node(uint32_t this_arg, int8_tArray _node_id, jboolean is_permanent) {
+void  __attribute__((export_name("TS_NetworkGraph_fail_node"))) TS_NetworkGraph_fail_node(uint32_t this_arg, int8_tArray _node_id, jboolean is_permanent) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey _node_id_ref;
-       CHECK(*((uint32_t*)_node_id) == 33);
-       memcpy(_node_id_ref.compressed_form, (uint8_t*)(_node_id + 4), 33);
+       CHECK(_node_id->arr_len == 33);
+       memcpy(_node_id_ref.compressed_form, _node_id->elems, 33); FREE(_node_id);
        NetworkGraph_fail_node(&this_arg_conv, _node_id_ref, is_permanent);
 }
 
-void  __attribute__((visibility("default"))) TS_NetworkGraph_remove_stale_channels_with_time(uint32_t this_arg, int64_t current_time_unix) {
+void  __attribute__((export_name("TS_NetworkGraph_remove_stale_channels_with_time"))) TS_NetworkGraph_remove_stale_channels_with_time(uint32_t this_arg, int64_t current_time_unix) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33381,7 +36936,7 @@ void  __attribute__((visibility("default"))) TS_NetworkGraph_remove_stale_channe
        NetworkGraph_remove_stale_channels_with_time(&this_arg_conv, current_time_unix);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel(uint32_t this_arg, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_channel"))) TS_NetworkGraph_update_channel(uint32_t this_arg, uint32_t msg) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33392,10 +36947,10 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel(
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel(&this_arg_conv, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_unsigned(uint32_t this_arg, uint32_t msg) {
+uint32_t  __attribute__((export_name("TS_NetworkGraph_update_channel_unsigned"))) TS_NetworkGraph_update_channel_unsigned(uint32_t this_arg, uint32_t msg) {
        LDKNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33406,24 +36961,24 @@ uint32_t  __attribute__((visibility("default"))) TS_NetworkGraph_update_channel_
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_unsigned(&this_arg_conv, &msg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ReadOnlyNetworkGraph_get_addresses(uint32_t this_arg, int8_tArray pubkey) {
+uint32_t  __attribute__((export_name("TS_ReadOnlyNetworkGraph_get_addresses"))) TS_ReadOnlyNetworkGraph_get_addresses(uint32_t this_arg, int8_tArray pubkey) {
        LDKReadOnlyNetworkGraph this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey pubkey_ref;
-       CHECK(*((uint32_t*)pubkey) == 33);
-       memcpy(pubkey_ref.compressed_form, (uint8_t*)(pubkey + 4), 33);
+       CHECK(pubkey->arr_len == 33);
+       memcpy(pubkey_ref.compressed_form, pubkey->elems, 33); FREE(pubkey);
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = ReadOnlyNetworkGraph_get_addresses(&this_arg_conv, pubkey_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RouteHop_free"))) TS_RouteHop_free(uint32_t this_obj) {
        LDKRouteHop this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -33431,45 +36986,45 @@ void  __attribute__((visibility("default"))) TS_RouteHop_free(uint32_t this_obj)
        RouteHop_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteHop_get_pubkey(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_RouteHop_get_pubkey"))) TS_RouteHop_get_pubkey(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), RouteHop_get_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, RouteHop_get_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_pubkey(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_RouteHop_set_pubkey"))) TS_RouteHop_set_pubkey(uint32_t this_ptr, int8_tArray val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        RouteHop_set_pubkey(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHop_get_node_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteHop_get_node_features"))) TS_RouteHop_get_node_features(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKNodeFeatures ret_var = RouteHop_get_node_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_node_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteHop_set_node_features"))) TS_RouteHop_set_node_features(uint32_t this_ptr, uint32_t val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33482,7 +37037,7 @@ void  __attribute__((visibility("default"))) TS_RouteHop_set_node_features(uint3
        RouteHop_set_node_features(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHop_get_short_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_RouteHop_get_short_channel_id"))) TS_RouteHop_get_short_channel_id(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33491,7 +37046,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHop_get_short_channel_id
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_short_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_RouteHop_set_short_channel_id"))) TS_RouteHop_set_short_channel_id(uint32_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33499,24 +37054,24 @@ void  __attribute__((visibility("default"))) TS_RouteHop_set_short_channel_id(ui
        RouteHop_set_short_channel_id(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHop_get_channel_features(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteHop_get_channel_features"))) TS_RouteHop_get_channel_features(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKChannelFeatures ret_var = RouteHop_get_channel_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_channel_features(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteHop_set_channel_features"))) TS_RouteHop_set_channel_features(uint32_t this_ptr, uint32_t val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33529,7 +37084,7 @@ void  __attribute__((visibility("default"))) TS_RouteHop_set_channel_features(ui
        RouteHop_set_channel_features(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHop_get_fee_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_RouteHop_get_fee_msat"))) TS_RouteHop_get_fee_msat(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33538,7 +37093,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHop_get_fee_msat(uint32_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_fee_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_RouteHop_set_fee_msat"))) TS_RouteHop_set_fee_msat(uint32_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33546,7 +37101,7 @@ void  __attribute__((visibility("default"))) TS_RouteHop_set_fee_msat(uint32_t t
        RouteHop_set_fee_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_RouteHop_get_cltv_expiry_delta(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_RouteHop_get_cltv_expiry_delta"))) TS_RouteHop_get_cltv_expiry_delta(uint32_t this_ptr) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33555,7 +37110,7 @@ int32_t  __attribute__((visibility("default"))) TS_RouteHop_get_cltv_expiry_delt
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHop_set_cltv_expiry_delta(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_RouteHop_set_cltv_expiry_delta"))) TS_RouteHop_set_cltv_expiry_delta(uint32_t this_ptr, int32_t val) {
        LDKRouteHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33563,10 +37118,10 @@ void  __attribute__((visibility("default"))) TS_RouteHop_set_cltv_expiry_delta(u
        RouteHop_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHop_new(int8_tArray pubkey_arg, uint32_t node_features_arg, int64_t short_channel_id_arg, uint32_t channel_features_arg, int64_t fee_msat_arg, int32_t cltv_expiry_delta_arg) {
+uint32_t  __attribute__((export_name("TS_RouteHop_new"))) TS_RouteHop_new(int8_tArray pubkey_arg, uint32_t node_features_arg, int64_t short_channel_id_arg, uint32_t channel_features_arg, int64_t fee_msat_arg, int32_t cltv_expiry_delta_arg) {
        LDKPublicKey pubkey_arg_ref;
-       CHECK(*((uint32_t*)pubkey_arg) == 33);
-       memcpy(pubkey_arg_ref.compressed_form, (uint8_t*)(pubkey_arg + 4), 33);
+       CHECK(pubkey_arg->arr_len == 33);
+       memcpy(pubkey_arg_ref.compressed_form, pubkey_arg->elems, 33); FREE(pubkey_arg);
        LDKNodeFeatures node_features_arg_conv;
        node_features_arg_conv.inner = (void*)(node_features_arg & (~1));
        node_features_arg_conv.is_owned = (node_features_arg & 1) || (node_features_arg == 0);
@@ -33578,56 +37133,56 @@ uint32_t  __attribute__((visibility("default"))) TS_RouteHop_new(int8_tArray pub
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_features_arg_conv);
        channel_features_arg_conv = ChannelFeatures_clone(&channel_features_arg_conv);
        LDKRouteHop ret_var = RouteHop_new(pubkey_arg_ref, node_features_arg_conv, short_channel_id_arg, channel_features_arg_conv, fee_msat_arg, cltv_expiry_delta_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RouteHop_clone_ptr(LDKRouteHop *NONNULL_PTR arg) {
+static inline uintptr_t RouteHop_clone_ptr(LDKRouteHop *NONNULL_PTR arg) {
        LDKRouteHop ret_var = RouteHop_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RouteHop_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RouteHop_clone_ptr"))) TS_RouteHop_clone_ptr(uint32_t arg) {
        LDKRouteHop arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RouteHop_clone_ptr(&arg_conv);
+       uint32_t ret_val = RouteHop_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHop_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RouteHop_clone"))) TS_RouteHop_clone(uint32_t orig) {
        LDKRouteHop orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRouteHop ret_var = RouteHop_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHop_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_RouteHop_hash"))) TS_RouteHop_hash(uint32_t o) {
        LDKRouteHop o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -33636,7 +37191,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHop_hash(uint32_t o) {
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RouteHop_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RouteHop_eq"))) TS_RouteHop_eq(uint32_t a, uint32_t b) {
        LDKRouteHop a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -33649,28 +37204,28 @@ jboolean  __attribute__((visibility("default"))) TS_RouteHop_eq(uint32_t a, uint
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteHop_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RouteHop_write"))) TS_RouteHop_write(uint32_t obj) {
        LDKRouteHop obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RouteHop_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHop_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RouteHop_read"))) TS_RouteHop_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = RouteHop_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Route_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Route_free"))) TS_Route_free(uint32_t this_obj) {
        LDKRoute this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -33678,27 +37233,27 @@ void  __attribute__((visibility("default"))) TS_Route_free(uint32_t this_obj) {
        Route_free(this_obj_conv);
 }
 
-ptrArray  __attribute__((visibility("default"))) TS_Route_get_paths(uint32_t this_ptr) {
+ptrArray  __attribute__((export_name("TS_Route_get_paths"))) TS_Route_get_paths(uint32_t this_ptr) {
        LDKRoute this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_CVec_RouteHopZZ ret_var = Route_get_paths(&this_ptr_conv);
        ptrArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native ptrArray Bytes");
-       uint32_tArray *ret_arr_ptr = (uint32_tArray*)(ret_arr + 4);
+       ret_arr = init_ptrArray(ret_var.datalen, __LINE__);
+       uint32_tArray *ret_arr_ptr = (uint32_tArray*)(((uint8_t*)ret_arr) + 4);
        for (size_t m = 0; m < ret_var.datalen; m++) {
                LDKCVec_RouteHopZ ret_conv_12_var = ret_var.data[m];
                uint32_tArray ret_conv_12_arr = NULL;
-               ret_conv_12_arr = init_arr(ret_conv_12_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-               uint32_t *ret_conv_12_arr_ptr = (uint32_t*)(ret_conv_12_arr + 4);
+               ret_conv_12_arr = init_uint32_tArray(ret_conv_12_var.datalen, __LINE__);
+               uint32_t *ret_conv_12_arr_ptr = (uint32_t*)(((uint8_t*)ret_conv_12_arr) + 4);
                for (size_t k = 0; k < ret_conv_12_var.datalen; k++) {
                        LDKRouteHop ret_conv_12_conv_10_var = ret_conv_12_var.data[k];
-                       uint64_t ret_conv_12_conv_10_ref = 0;
-                       CHECK((((uint64_t)ret_conv_12_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uint64_t)&ret_conv_12_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+                       uint32_t ret_conv_12_conv_10_ref = 0;
+                       CHECK((((uintptr_t)ret_conv_12_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+                       CHECK((((uintptr_t)&ret_conv_12_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_12_conv_10_var);
-                       ret_conv_12_conv_10_ref = (uint64_t)ret_conv_12_conv_10_var.inner;
+                       ret_conv_12_conv_10_ref = (uintptr_t)ret_conv_12_conv_10_var.inner;
                        if (ret_conv_12_conv_10_var.is_owned) {
                                ret_conv_12_conv_10_ref |= 1;
                        }
@@ -33713,27 +37268,27 @@ ptrArray  __attribute__((visibility("default"))) TS_Route_get_paths(uint32_t thi
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_Route_set_paths(uint32_t this_ptr, ptrArray val) {
+void  __attribute__((export_name("TS_Route_set_paths"))) TS_Route_set_paths(uint32_t this_ptr, ptrArray val) {
        LDKRoute this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_CVec_RouteHopZZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKCVec_RouteHopZ), "LDKCVec_CVec_RouteHopZZ Elements");
        else
                val_constr.data = NULL;
-       uint32_tArray* val_vals = (uint32_tArray*)(val + 4);
+       uint32_tArray* val_vals = (void*) val->elems /* XXX val leaks */;
        for (size_t m = 0; m < val_constr.datalen; m++) {
                uint32_tArray val_conv_12 = val_vals[m];
                LDKCVec_RouteHopZ val_conv_12_constr;
-               val_conv_12_constr.datalen = *((uint32_t*)val_conv_12);
+               val_conv_12_constr.datalen = val_conv_12->arr_len;
                if (val_conv_12_constr.datalen > 0)
                        val_conv_12_constr.data = MALLOC(val_conv_12_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
                else
                        val_conv_12_constr.data = NULL;
-               uint32_t* val_conv_12_vals = (uint32_t*)(val_conv_12 + 4);
+               uint32_t* val_conv_12_vals = val_conv_12->elems /* XXX val_conv_12 leaks */;
                for (size_t k = 0; k < val_conv_12_constr.datalen; k++) {
                        uint32_t val_conv_12_conv_10 = val_conv_12_vals[k];
                        LDKRouteHop val_conv_12_conv_10_conv;
@@ -33748,18 +37303,18 @@ void  __attribute__((visibility("default"))) TS_Route_set_paths(uint32_t this_pt
        Route_set_paths(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Route_get_payee(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_Route_get_payment_params"))) TS_Route_get_payment_params(uint32_t this_ptr) {
        LDKRoute this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKPayee ret_var = Route_get_payee(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKPaymentParameters ret_var = Route_get_payment_params(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -33767,36 +37322,36 @@ uint32_t  __attribute__((visibility("default"))) TS_Route_get_payee(uint32_t thi
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Route_set_payee(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_Route_set_payment_params"))) TS_Route_set_payment_params(uint32_t this_ptr, uint32_t val) {
        LDKRoute this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKPayee val_conv;
+       LDKPaymentParameters val_conv;
        val_conv.inner = (void*)(val & (~1));
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
-       val_conv = Payee_clone(&val_conv);
-       Route_set_payee(&this_ptr_conv, val_conv);
+       val_conv = PaymentParameters_clone(&val_conv);
+       Route_set_payment_params(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Route_new(ptrArray paths_arg, uint32_t payee_arg) {
+uint32_t  __attribute__((export_name("TS_Route_new"))) TS_Route_new(ptrArray paths_arg, uint32_t payment_params_arg) {
        LDKCVec_CVec_RouteHopZZ paths_arg_constr;
-       paths_arg_constr.datalen = *((uint32_t*)paths_arg);
+       paths_arg_constr.datalen = paths_arg->arr_len;
        if (paths_arg_constr.datalen > 0)
                paths_arg_constr.data = MALLOC(paths_arg_constr.datalen * sizeof(LDKCVec_RouteHopZ), "LDKCVec_CVec_RouteHopZZ Elements");
        else
                paths_arg_constr.data = NULL;
-       uint32_tArray* paths_arg_vals = (uint32_tArray*)(paths_arg + 4);
+       uint32_tArray* paths_arg_vals = (void*) paths_arg->elems /* XXX paths_arg leaks */;
        for (size_t m = 0; m < paths_arg_constr.datalen; m++) {
                uint32_tArray paths_arg_conv_12 = paths_arg_vals[m];
                LDKCVec_RouteHopZ paths_arg_conv_12_constr;
-               paths_arg_conv_12_constr.datalen = *((uint32_t*)paths_arg_conv_12);
+               paths_arg_conv_12_constr.datalen = paths_arg_conv_12->arr_len;
                if (paths_arg_conv_12_constr.datalen > 0)
                        paths_arg_conv_12_constr.data = MALLOC(paths_arg_conv_12_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
                else
                        paths_arg_conv_12_constr.data = NULL;
-               uint32_t* paths_arg_conv_12_vals = (uint32_t*)(paths_arg_conv_12 + 4);
+               uint32_t* paths_arg_conv_12_vals = paths_arg_conv_12->elems /* XXX paths_arg_conv_12 leaks */;
                for (size_t k = 0; k < paths_arg_conv_12_constr.datalen; k++) {
                        uint32_t paths_arg_conv_12_conv_10 = paths_arg_conv_12_vals[k];
                        LDKRouteHop paths_arg_conv_12_conv_10_conv;
@@ -33808,62 +37363,62 @@ uint32_t  __attribute__((visibility("default"))) TS_Route_new(ptrArray paths_arg
                }
                paths_arg_constr.data[m] = paths_arg_conv_12_constr;
        }
-       LDKPayee payee_arg_conv;
-       payee_arg_conv.inner = (void*)(payee_arg & (~1));
-       payee_arg_conv.is_owned = (payee_arg & 1) || (payee_arg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(payee_arg_conv);
-       payee_arg_conv = Payee_clone(&payee_arg_conv);
-       LDKRoute ret_var = Route_new(paths_arg_constr, payee_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKPaymentParameters payment_params_arg_conv;
+       payment_params_arg_conv.inner = (void*)(payment_params_arg & (~1));
+       payment_params_arg_conv.is_owned = (payment_params_arg & 1) || (payment_params_arg == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(payment_params_arg_conv);
+       payment_params_arg_conv = PaymentParameters_clone(&payment_params_arg_conv);
+       LDKRoute ret_var = Route_new(paths_arg_constr, payment_params_arg_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Route_clone_ptr(LDKRoute *NONNULL_PTR arg) {
+static inline uintptr_t Route_clone_ptr(LDKRoute *NONNULL_PTR arg) {
        LDKRoute ret_var = Route_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Route_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Route_clone_ptr"))) TS_Route_clone_ptr(uint32_t arg) {
        LDKRoute arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Route_clone_ptr(&arg_conv);
+       uint32_t ret_val = Route_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Route_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Route_clone"))) TS_Route_clone(uint32_t orig) {
        LDKRoute orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRoute ret_var = Route_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Route_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Route_hash"))) TS_Route_hash(uint32_t o) {
        LDKRoute o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -33872,7 +37427,7 @@ int64_t  __attribute__((visibility("default"))) TS_Route_hash(uint32_t o) {
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Route_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Route_eq"))) TS_Route_eq(uint32_t a, uint32_t b) {
        LDKRoute a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -33885,7 +37440,7 @@ jboolean  __attribute__((visibility("default"))) TS_Route_eq(uint32_t a, uint32_
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Route_get_total_fees(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_Route_get_total_fees"))) TS_Route_get_total_fees(uint32_t this_arg) {
        LDKRoute this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33894,7 +37449,7 @@ int64_t  __attribute__((visibility("default"))) TS_Route_get_total_fees(uint32_t
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Route_get_total_amount(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_Route_get_total_amount"))) TS_Route_get_total_amount(uint32_t this_arg) {
        LDKRoute this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -33903,28 +37458,28 @@ int64_t  __attribute__((visibility("default"))) TS_Route_get_total_amount(uint32
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Route_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Route_write"))) TS_Route_write(uint32_t obj) {
        LDKRoute obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Route_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Route_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Route_read"))) TS_Route_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = Route_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RouteParameters_free"))) TS_RouteParameters_free(uint32_t this_obj) {
        LDKRouteParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -33932,37 +37487,37 @@ void  __attribute__((visibility("default"))) TS_RouteParameters_free(uint32_t th
        RouteParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteParameters_get_payee(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteParameters_get_payment_params"))) TS_RouteParameters_get_payment_params(uint32_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKPayee ret_var = RouteParameters_get_payee(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKPaymentParameters ret_var = RouteParameters_get_payment_params(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteParameters_set_payee(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteParameters_set_payment_params"))) TS_RouteParameters_set_payment_params(uint32_t this_ptr, uint32_t val) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKPayee val_conv;
+       LDKPaymentParameters val_conv;
        val_conv.inner = (void*)(val & (~1));
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
-       val_conv = Payee_clone(&val_conv);
-       RouteParameters_set_payee(&this_ptr_conv, val_conv);
+       val_conv = PaymentParameters_clone(&val_conv);
+       RouteParameters_set_payment_params(&this_ptr_conv, val_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteParameters_get_final_value_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_RouteParameters_get_final_value_msat"))) TS_RouteParameters_get_final_value_msat(uint32_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33971,7 +37526,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteParameters_get_final_val
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteParameters_set_final_value_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_RouteParameters_set_final_value_msat"))) TS_RouteParameters_set_final_value_msat(uint32_t this_ptr, int64_t val) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33979,7 +37534,7 @@ void  __attribute__((visibility("default"))) TS_RouteParameters_set_final_value_
        RouteParameters_set_final_value_msat(&this_ptr_conv, val);
 }
 
-int32_t  __attribute__((visibility("default"))) TS_RouteParameters_get_final_cltv_expiry_delta(uint32_t this_ptr) {
+int32_t  __attribute__((export_name("TS_RouteParameters_get_final_cltv_expiry_delta"))) TS_RouteParameters_get_final_cltv_expiry_delta(uint32_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33988,7 +37543,7 @@ int32_t  __attribute__((visibility("default"))) TS_RouteParameters_get_final_clt
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteParameters_set_final_cltv_expiry_delta(uint32_t this_ptr, int32_t val) {
+void  __attribute__((export_name("TS_RouteParameters_set_final_cltv_expiry_delta"))) TS_RouteParameters_set_final_cltv_expiry_delta(uint32_t this_ptr, int32_t val) {
        LDKRouteParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -33996,124 +37551,124 @@ void  __attribute__((visibility("default"))) TS_RouteParameters_set_final_cltv_e
        RouteParameters_set_final_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteParameters_new(uint32_t payee_arg, int64_t final_value_msat_arg, int32_t final_cltv_expiry_delta_arg) {
-       LDKPayee payee_arg_conv;
-       payee_arg_conv.inner = (void*)(payee_arg & (~1));
-       payee_arg_conv.is_owned = (payee_arg & 1) || (payee_arg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(payee_arg_conv);
-       payee_arg_conv = Payee_clone(&payee_arg_conv);
-       LDKRouteParameters ret_var = RouteParameters_new(payee_arg_conv, final_value_msat_arg, final_cltv_expiry_delta_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_RouteParameters_new"))) TS_RouteParameters_new(uint32_t payment_params_arg, int64_t final_value_msat_arg, int32_t final_cltv_expiry_delta_arg) {
+       LDKPaymentParameters payment_params_arg_conv;
+       payment_params_arg_conv.inner = (void*)(payment_params_arg & (~1));
+       payment_params_arg_conv.is_owned = (payment_params_arg & 1) || (payment_params_arg == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(payment_params_arg_conv);
+       payment_params_arg_conv = PaymentParameters_clone(&payment_params_arg_conv);
+       LDKRouteParameters ret_var = RouteParameters_new(payment_params_arg_conv, final_value_msat_arg, final_cltv_expiry_delta_arg);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RouteParameters_clone_ptr(LDKRouteParameters *NONNULL_PTR arg) {
+static inline uintptr_t RouteParameters_clone_ptr(LDKRouteParameters *NONNULL_PTR arg) {
        LDKRouteParameters ret_var = RouteParameters_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RouteParameters_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RouteParameters_clone_ptr"))) TS_RouteParameters_clone_ptr(uint32_t arg) {
        LDKRouteParameters arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RouteParameters_clone_ptr(&arg_conv);
+       uint32_t ret_val = RouteParameters_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteParameters_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RouteParameters_clone"))) TS_RouteParameters_clone(uint32_t orig) {
        LDKRouteParameters orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRouteParameters ret_var = RouteParameters_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteParameters_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RouteParameters_write"))) TS_RouteParameters_write(uint32_t obj) {
        LDKRouteParameters obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RouteParameters_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteParameters_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RouteParameters_read"))) TS_RouteParameters_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = RouteParameters_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Payee_free(uint32_t this_obj) {
-       LDKPayee this_obj_conv;
+void  __attribute__((export_name("TS_PaymentParameters_free"))) TS_PaymentParameters_free(uint32_t this_obj) {
+       LDKPaymentParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       Payee_free(this_obj_conv);
+       PaymentParameters_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Payee_get_pubkey(uint32_t this_ptr) {
-       LDKPayee this_ptr_conv;
+int8_tArray  __attribute__((export_name("TS_PaymentParameters_get_payee_pubkey"))) TS_PaymentParameters_get_payee_pubkey(uint32_t this_ptr) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), Payee_get_pubkey(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, PaymentParameters_get_payee_pubkey(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_Payee_set_pubkey(uint32_t this_ptr, int8_tArray val) {
-       LDKPayee this_ptr_conv;
+void  __attribute__((export_name("TS_PaymentParameters_set_payee_pubkey"))) TS_PaymentParameters_set_payee_pubkey(uint32_t this_ptr, int8_tArray val) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
-       Payee_set_pubkey(&this_ptr_conv, val_ref);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
+       PaymentParameters_set_payee_pubkey(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_get_features(uint32_t this_ptr) {
-       LDKPayee this_ptr_conv;
+uint32_t  __attribute__((export_name("TS_PaymentParameters_get_features"))) TS_PaymentParameters_get_features(uint32_t this_ptr) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKInvoiceFeatures ret_var = Payee_get_features(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKInvoiceFeatures ret_var = PaymentParameters_get_features(&this_ptr_conv);
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -34121,8 +37676,8 @@ uint32_t  __attribute__((visibility("default"))) TS_Payee_get_features(uint32_t
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Payee_set_features(uint32_t this_ptr, uint32_t val) {
-       LDKPayee this_ptr_conv;
+void  __attribute__((export_name("TS_PaymentParameters_set_features"))) TS_PaymentParameters_set_features(uint32_t this_ptr, uint32_t val) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
@@ -34131,25 +37686,25 @@ void  __attribute__((visibility("default"))) TS_Payee_set_features(uint32_t this
        val_conv.is_owned = (val & 1) || (val == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = InvoiceFeatures_clone(&val_conv);
-       Payee_set_features(&this_ptr_conv, val_conv);
+       PaymentParameters_set_features(&this_ptr_conv, val_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_Payee_get_route_hints(uint32_t this_ptr) {
-       LDKPayee this_ptr_conv;
+uint32_tArray  __attribute__((export_name("TS_PaymentParameters_get_route_hints"))) TS_PaymentParameters_get_route_hints(uint32_t this_ptr) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       LDKCVec_RouteHintZ ret_var = Payee_get_route_hints(&this_ptr_conv);
+       LDKCVec_RouteHintZ ret_var = PaymentParameters_get_route_hints(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t l = 0; l < ret_var.datalen; l++) {
                LDKRouteHint ret_conv_11_var = ret_var.data[l];
-               uint64_t ret_conv_11_ref = 0;
-               CHECK((((uint64_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_11_ref = 0;
+               CHECK((((uintptr_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_11_var);
-               ret_conv_11_ref = (uint64_t)ret_conv_11_var.inner;
+               ret_conv_11_ref = (uintptr_t)ret_conv_11_var.inner;
                if (ret_conv_11_var.is_owned) {
                        ret_conv_11_ref |= 1;
                }
@@ -34160,18 +37715,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_Payee_get_route_hints(u
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_Payee_set_route_hints(uint32_t this_ptr, uint32_tArray val) {
-       LDKPayee this_ptr_conv;
+void  __attribute__((export_name("TS_PaymentParameters_set_route_hints"))) TS_PaymentParameters_set_route_hints(uint32_t this_ptr, uint32_tArray val) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_RouteHintZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKRouteHint), "LDKCVec_RouteHintZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t l = 0; l < val_constr.datalen; l++) {
                uint32_t val_conv_11 = val_vals[l];
                LDKRouteHint val_conv_11_conv;
@@ -34181,48 +37736,65 @@ void  __attribute__((visibility("default"))) TS_Payee_set_route_hints(uint32_t t
                val_conv_11_conv = RouteHint_clone(&val_conv_11_conv);
                val_constr.data[l] = val_conv_11_conv;
        }
-       Payee_set_route_hints(&this_ptr_conv, val_constr);
+       PaymentParameters_set_route_hints(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_get_expiry_time(uint32_t this_ptr) {
-       LDKPayee this_ptr_conv;
+uint32_t  __attribute__((export_name("TS_PaymentParameters_get_expiry_time"))) TS_PaymentParameters_get_expiry_time(uint32_t this_ptr) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = Payee_get_expiry_time(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       *ret_copy = PaymentParameters_get_expiry_time(&this_ptr_conv);
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Payee_set_expiry_time(uint32_t this_ptr, uint32_t val) {
-       LDKPayee this_ptr_conv;
+void  __attribute__((export_name("TS_PaymentParameters_set_expiry_time"))) TS_PaymentParameters_set_expiry_time(uint32_t this_ptr, uint32_t val) {
+       LDKPaymentParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
-       Payee_set_expiry_time(&this_ptr_conv, val_conv);
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       PaymentParameters_set_expiry_time(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_new(int8_tArray pubkey_arg, uint32_t features_arg, uint32_tArray route_hints_arg, uint32_t expiry_time_arg) {
-       LDKPublicKey pubkey_arg_ref;
-       CHECK(*((uint32_t*)pubkey_arg) == 33);
-       memcpy(pubkey_arg_ref.compressed_form, (uint8_t*)(pubkey_arg + 4), 33);
+int32_t  __attribute__((export_name("TS_PaymentParameters_get_max_total_cltv_expiry_delta"))) TS_PaymentParameters_get_max_total_cltv_expiry_delta(uint32_t this_ptr) {
+       LDKPaymentParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int32_t ret_val = PaymentParameters_get_max_total_cltv_expiry_delta(&this_ptr_conv);
+       return ret_val;
+}
+
+void  __attribute__((export_name("TS_PaymentParameters_set_max_total_cltv_expiry_delta"))) TS_PaymentParameters_set_max_total_cltv_expiry_delta(uint32_t this_ptr, int32_t val) {
+       LDKPaymentParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       PaymentParameters_set_max_total_cltv_expiry_delta(&this_ptr_conv, val);
+}
+
+uint32_t  __attribute__((export_name("TS_PaymentParameters_new"))) TS_PaymentParameters_new(int8_tArray payee_pubkey_arg, uint32_t features_arg, uint32_tArray route_hints_arg, uint32_t expiry_time_arg, int32_t max_total_cltv_expiry_delta_arg) {
+       LDKPublicKey payee_pubkey_arg_ref;
+       CHECK(payee_pubkey_arg->arr_len == 33);
+       memcpy(payee_pubkey_arg_ref.compressed_form, payee_pubkey_arg->elems, 33); FREE(payee_pubkey_arg);
        LDKInvoiceFeatures features_arg_conv;
        features_arg_conv.inner = (void*)(features_arg & (~1));
        features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = InvoiceFeatures_clone(&features_arg_conv);
        LDKCVec_RouteHintZ route_hints_arg_constr;
-       route_hints_arg_constr.datalen = *((uint32_t*)route_hints_arg);
+       route_hints_arg_constr.datalen = route_hints_arg->arr_len;
        if (route_hints_arg_constr.datalen > 0)
                route_hints_arg_constr.data = MALLOC(route_hints_arg_constr.datalen * sizeof(LDKRouteHint), "LDKCVec_RouteHintZ Elements");
        else
                route_hints_arg_constr.data = NULL;
-       uint32_t* route_hints_arg_vals = (uint32_t*)(route_hints_arg + 4);
+       uint32_t* route_hints_arg_vals = route_hints_arg->elems /* XXX route_hints_arg leaks */;
        for (size_t l = 0; l < route_hints_arg_constr.datalen; l++) {
                uint32_t route_hints_arg_conv_11 = route_hints_arg_vals[l];
                LDKRouteHint route_hints_arg_conv_11_conv;
@@ -34232,136 +37804,136 @@ uint32_t  __attribute__((visibility("default"))) TS_Payee_new(int8_tArray pubkey
                route_hints_arg_conv_11_conv = RouteHint_clone(&route_hints_arg_conv_11_conv);
                route_hints_arg_constr.data[l] = route_hints_arg_conv_11_conv;
        }
-       void* expiry_time_arg_ptr = (void*)(((uint64_t)expiry_time_arg) & ~1);
+       void* expiry_time_arg_ptr = (void*)(((uintptr_t)expiry_time_arg) & ~1);
        CHECK_ACCESS(expiry_time_arg_ptr);
        LDKCOption_u64Z expiry_time_arg_conv = *(LDKCOption_u64Z*)(expiry_time_arg_ptr);
-       expiry_time_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)expiry_time_arg) & ~1));
-       LDKPayee ret_var = Payee_new(pubkey_arg_ref, features_arg_conv, route_hints_arg_constr, expiry_time_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       expiry_time_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)expiry_time_arg) & ~1));
+       LDKPaymentParameters ret_var = PaymentParameters_new(payee_pubkey_arg_ref, features_arg_conv, route_hints_arg_constr, expiry_time_arg_conv, max_total_cltv_expiry_delta_arg);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t Payee_clone_ptr(LDKPayee *NONNULL_PTR arg) {
-       LDKPayee ret_var = Payee_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+static inline uintptr_t PaymentParameters_clone_ptr(LDKPaymentParameters *NONNULL_PTR arg) {
+       LDKPaymentParameters ret_var = PaymentParameters_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Payee_clone_ptr(uint32_t arg) {
-       LDKPayee arg_conv;
+uint32_t  __attribute__((export_name("TS_PaymentParameters_clone_ptr"))) TS_PaymentParameters_clone_ptr(uint32_t arg) {
+       LDKPaymentParameters arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Payee_clone_ptr(&arg_conv);
+       uint32_t ret_val = PaymentParameters_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_clone(uint32_t orig) {
-       LDKPayee orig_conv;
+uint32_t  __attribute__((export_name("TS_PaymentParameters_clone"))) TS_PaymentParameters_clone(uint32_t orig) {
+       LDKPaymentParameters orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
-       LDKPayee ret_var = Payee_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       LDKPaymentParameters ret_var = PaymentParameters_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Payee_hash(uint32_t o) {
-       LDKPayee o_conv;
+int64_t  __attribute__((export_name("TS_PaymentParameters_hash"))) TS_PaymentParameters_hash(uint32_t o) {
+       LDKPaymentParameters o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       int64_t ret_val = Payee_hash(&o_conv);
+       int64_t ret_val = PaymentParameters_hash(&o_conv);
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Payee_eq(uint32_t a, uint32_t b) {
-       LDKPayee a_conv;
+jboolean  __attribute__((export_name("TS_PaymentParameters_eq"))) TS_PaymentParameters_eq(uint32_t a, uint32_t b) {
+       LDKPaymentParameters a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
-       LDKPayee b_conv;
+       LDKPaymentParameters b_conv;
        b_conv.inner = (void*)(b & (~1));
        b_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
-       jboolean ret_val = Payee_eq(&a_conv, &b_conv);
+       jboolean ret_val = PaymentParameters_eq(&a_conv, &b_conv);
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Payee_write(uint32_t obj) {
-       LDKPayee obj_conv;
+int8_tArray  __attribute__((export_name("TS_PaymentParameters_write"))) TS_PaymentParameters_write(uint32_t obj) {
+       LDKPaymentParameters obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
-       LDKCVec_u8Z ret_var = Payee_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       LDKCVec_u8Z ret_var = PaymentParameters_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_PaymentParameters_read"))) TS_PaymentParameters_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
-       LDKCResult_PayeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeeDecodeErrorZ), "LDKCResult_PayeeDecodeErrorZ");
-       *ret_conv = Payee_read(ser_ref);
-       return (uint64_t)ret_conv;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
+       *ret_conv = PaymentParameters_read(ser_ref);
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_from_node_id(int8_tArray pubkey) {
-       LDKPublicKey pubkey_ref;
-       CHECK(*((uint32_t*)pubkey) == 33);
-       memcpy(pubkey_ref.compressed_form, (uint8_t*)(pubkey + 4), 33);
-       LDKPayee ret_var = Payee_from_node_id(pubkey_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_PaymentParameters_from_node_id"))) TS_PaymentParameters_from_node_id(int8_tArray payee_pubkey) {
+       LDKPublicKey payee_pubkey_ref;
+       CHECK(payee_pubkey->arr_len == 33);
+       memcpy(payee_pubkey_ref.compressed_form, payee_pubkey->elems, 33); FREE(payee_pubkey);
+       LDKPaymentParameters ret_var = PaymentParameters_from_node_id(payee_pubkey_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Payee_for_keysend(int8_tArray pubkey) {
-       LDKPublicKey pubkey_ref;
-       CHECK(*((uint32_t*)pubkey) == 33);
-       memcpy(pubkey_ref.compressed_form, (uint8_t*)(pubkey + 4), 33);
-       LDKPayee ret_var = Payee_for_keysend(pubkey_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_PaymentParameters_for_keysend"))) TS_PaymentParameters_for_keysend(int8_tArray payee_pubkey) {
+       LDKPublicKey payee_pubkey_ref;
+       CHECK(payee_pubkey->arr_len == 33);
+       memcpy(payee_pubkey_ref.compressed_form, payee_pubkey->elems, 33); FREE(payee_pubkey);
+       LDKPaymentParameters ret_var = PaymentParameters_for_keysend(payee_pubkey_ref);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHint_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RouteHint_free"))) TS_RouteHint_free(uint32_t this_obj) {
        LDKRouteHint this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -34369,22 +37941,22 @@ void  __attribute__((visibility("default"))) TS_RouteHint_free(uint32_t this_obj
        RouteHint_free(this_obj_conv);
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_RouteHint_get_a(uint32_t this_ptr) {
+uint32_tArray  __attribute__((export_name("TS_RouteHint_get_a"))) TS_RouteHint_get_a(uint32_t this_ptr) {
        LDKRouteHint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_RouteHintHopZ ret_var = RouteHint_get_a(&this_ptr_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKRouteHintHop ret_conv_14_var = ret_var.data[o];
-               uint64_t ret_conv_14_ref = 0;
-               CHECK((((uint64_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_14_ref = 0;
+               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uint64_t)ret_conv_14_var.inner;
+               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
                if (ret_conv_14_var.is_owned) {
                        ret_conv_14_ref |= 1;
                }
@@ -34395,18 +37967,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_RouteHint_get_a(uint32_
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHint_set_a(uint32_t this_ptr, uint32_tArray val) {
+void  __attribute__((export_name("TS_RouteHint_set_a"))) TS_RouteHint_set_a(uint32_t this_ptr, uint32_tArray val) {
        LDKRouteHint this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCVec_RouteHintHopZ val_constr;
-       val_constr.datalen = *((uint32_t*)val);
+       val_constr.datalen = val->arr_len;
        if (val_constr.datalen > 0)
                val_constr.data = MALLOC(val_constr.datalen * sizeof(LDKRouteHintHop), "LDKCVec_RouteHintHopZ Elements");
        else
                val_constr.data = NULL;
-       uint32_t* val_vals = (uint32_t*)(val + 4);
+       uint32_t* val_vals = val->elems /* XXX val leaks */;
        for (size_t o = 0; o < val_constr.datalen; o++) {
                uint32_t val_conv_14 = val_vals[o];
                LDKRouteHintHop val_conv_14_conv;
@@ -34419,14 +37991,14 @@ void  __attribute__((visibility("default"))) TS_RouteHint_set_a(uint32_t this_pt
        RouteHint_set_a(&this_ptr_conv, val_constr);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHint_new(uint32_tArray a_arg) {
+uint32_t  __attribute__((export_name("TS_RouteHint_new"))) TS_RouteHint_new(uint32_tArray a_arg) {
        LDKCVec_RouteHintHopZ a_arg_constr;
-       a_arg_constr.datalen = *((uint32_t*)a_arg);
+       a_arg_constr.datalen = a_arg->arr_len;
        if (a_arg_constr.datalen > 0)
                a_arg_constr.data = MALLOC(a_arg_constr.datalen * sizeof(LDKRouteHintHop), "LDKCVec_RouteHintHopZ Elements");
        else
                a_arg_constr.data = NULL;
-       uint32_t* a_arg_vals = (uint32_t*)(a_arg + 4);
+       uint32_t* a_arg_vals = a_arg->elems /* XXX a_arg leaks */;
        for (size_t o = 0; o < a_arg_constr.datalen; o++) {
                uint32_t a_arg_conv_14 = a_arg_vals[o];
                LDKRouteHintHop a_arg_conv_14_conv;
@@ -34437,56 +38009,56 @@ uint32_t  __attribute__((visibility("default"))) TS_RouteHint_new(uint32_tArray
                a_arg_constr.data[o] = a_arg_conv_14_conv;
        }
        LDKRouteHint ret_var = RouteHint_new(a_arg_constr);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RouteHint_clone_ptr(LDKRouteHint *NONNULL_PTR arg) {
+static inline uintptr_t RouteHint_clone_ptr(LDKRouteHint *NONNULL_PTR arg) {
        LDKRouteHint ret_var = RouteHint_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RouteHint_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RouteHint_clone_ptr"))) TS_RouteHint_clone_ptr(uint32_t arg) {
        LDKRouteHint arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RouteHint_clone_ptr(&arg_conv);
+       uint32_t ret_val = RouteHint_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHint_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RouteHint_clone"))) TS_RouteHint_clone(uint32_t orig) {
        LDKRouteHint orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRouteHint ret_var = RouteHint_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHint_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_RouteHint_hash"))) TS_RouteHint_hash(uint32_t o) {
        LDKRouteHint o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -34495,7 +38067,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHint_hash(uint32_t o) {
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RouteHint_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RouteHint_eq"))) TS_RouteHint_eq(uint32_t a, uint32_t b) {
        LDKRouteHint a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -34508,28 +38080,28 @@ jboolean  __attribute__((visibility("default"))) TS_RouteHint_eq(uint32_t a, uin
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteHint_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RouteHint_write"))) TS_RouteHint_write(uint32_t obj) {
        LDKRouteHint obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RouteHint_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHint_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RouteHint_read"))) TS_RouteHint_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = RouteHint_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RouteHintHop_free"))) TS_RouteHintHop_free(uint32_t this_obj) {
        LDKRouteHintHop this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -34537,28 +38109,28 @@ void  __attribute__((visibility("default"))) TS_RouteHintHop_free(uint32_t this_
        RouteHintHop_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteHintHop_get_src_node_id(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_RouteHintHop_get_src_node_id"))) TS_RouteHintHop_get_src_node_id(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), RouteHintHop_get_src_node_id(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, RouteHintHop_get_src_node_id(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_src_node_id(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_src_node_id"))) TS_RouteHintHop_set_src_node_id(uint32_t this_ptr, int8_tArray val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        RouteHintHop_set_src_node_id(&this_ptr_conv, val_ref);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_short_channel_id(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_RouteHintHop_get_short_channel_id"))) TS_RouteHintHop_get_short_channel_id(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34567,7 +38139,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_short_channe
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_short_channel_id(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_short_channel_id"))) TS_RouteHintHop_set_short_channel_id(uint32_t this_ptr, int64_t val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34575,24 +38147,24 @@ void  __attribute__((visibility("default"))) TS_RouteHintHop_set_short_channel_i
        RouteHintHop_set_short_channel_id(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_fees(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_get_fees"))) TS_RouteHintHop_get_fees(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKRoutingFees ret_var = RouteHintHop_get_fees(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_fees(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_fees"))) TS_RouteHintHop_set_fees(uint32_t this_ptr, uint32_t val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34605,7 +38177,7 @@ void  __attribute__((visibility("default"))) TS_RouteHintHop_set_fees(uint32_t t
        RouteHintHop_set_fees(&this_ptr_conv, val_conv);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_cltv_expiry_delta(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_RouteHintHop_get_cltv_expiry_delta"))) TS_RouteHintHop_get_cltv_expiry_delta(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34614,7 +38186,7 @@ int16_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_cltv_expiry_
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_cltv_expiry_delta"))) TS_RouteHintHop_set_cltv_expiry_delta(uint32_t this_ptr, int16_t val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34622,120 +38194,120 @@ void  __attribute__((visibility("default"))) TS_RouteHintHop_set_cltv_expiry_del
        RouteHintHop_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_htlc_minimum_msat(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_get_htlc_minimum_msat"))) TS_RouteHintHop_get_htlc_minimum_msat(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RouteHintHop_get_htlc_minimum_msat(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_htlc_minimum_msat(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_htlc_minimum_msat"))) TS_RouteHintHop_set_htlc_minimum_msat(uint32_t this_ptr, uint32_t val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
        RouteHintHop_set_htlc_minimum_msat(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_get_htlc_maximum_msat(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_get_htlc_maximum_msat"))) TS_RouteHintHop_get_htlc_maximum_msat(uint32_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RouteHintHop_get_htlc_maximum_msat(&this_ptr_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RouteHintHop_set_htlc_maximum_msat(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RouteHintHop_set_htlc_maximum_msat"))) TS_RouteHintHop_set_htlc_maximum_msat(uint32_t this_ptr, uint32_t val) {
        LDKRouteHintHop this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uint64_t)val) & ~1);
+       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
        RouteHintHop_set_htlc_maximum_msat(&this_ptr_conv, val_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_new(int8_tArray src_node_id_arg, int64_t short_channel_id_arg, uint32_t fees_arg, int16_t cltv_expiry_delta_arg, uint32_t htlc_minimum_msat_arg, uint32_t htlc_maximum_msat_arg) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_new"))) TS_RouteHintHop_new(int8_tArray src_node_id_arg, int64_t short_channel_id_arg, uint32_t fees_arg, int16_t cltv_expiry_delta_arg, uint32_t htlc_minimum_msat_arg, uint32_t htlc_maximum_msat_arg) {
        LDKPublicKey src_node_id_arg_ref;
-       CHECK(*((uint32_t*)src_node_id_arg) == 33);
-       memcpy(src_node_id_arg_ref.compressed_form, (uint8_t*)(src_node_id_arg + 4), 33);
+       CHECK(src_node_id_arg->arr_len == 33);
+       memcpy(src_node_id_arg_ref.compressed_form, src_node_id_arg->elems, 33); FREE(src_node_id_arg);
        LDKRoutingFees fees_arg_conv;
        fees_arg_conv.inner = (void*)(fees_arg & (~1));
        fees_arg_conv.is_owned = (fees_arg & 1) || (fees_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(fees_arg_conv);
        fees_arg_conv = RoutingFees_clone(&fees_arg_conv);
-       void* htlc_minimum_msat_arg_ptr = (void*)(((uint64_t)htlc_minimum_msat_arg) & ~1);
+       void* htlc_minimum_msat_arg_ptr = (void*)(((uintptr_t)htlc_minimum_msat_arg) & ~1);
        CHECK_ACCESS(htlc_minimum_msat_arg_ptr);
        LDKCOption_u64Z htlc_minimum_msat_arg_conv = *(LDKCOption_u64Z*)(htlc_minimum_msat_arg_ptr);
-       htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)htlc_minimum_msat_arg) & ~1));
-       void* htlc_maximum_msat_arg_ptr = (void*)(((uint64_t)htlc_maximum_msat_arg) & ~1);
+       htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_minimum_msat_arg) & ~1));
+       void* htlc_maximum_msat_arg_ptr = (void*)(((uintptr_t)htlc_maximum_msat_arg) & ~1);
        CHECK_ACCESS(htlc_maximum_msat_arg_ptr);
        LDKCOption_u64Z htlc_maximum_msat_arg_conv = *(LDKCOption_u64Z*)(htlc_maximum_msat_arg_ptr);
-       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)htlc_maximum_msat_arg) & ~1));
+       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_maximum_msat_arg) & ~1));
        LDKRouteHintHop ret_var = RouteHintHop_new(src_node_id_arg_ref, short_channel_id_arg, fees_arg_conv, cltv_expiry_delta_arg, htlc_minimum_msat_arg_conv, htlc_maximum_msat_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RouteHintHop_clone_ptr(LDKRouteHintHop *NONNULL_PTR arg) {
+static inline uintptr_t RouteHintHop_clone_ptr(LDKRouteHintHop *NONNULL_PTR arg) {
        LDKRouteHintHop ret_var = RouteHintHop_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RouteHintHop_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_clone_ptr"))) TS_RouteHintHop_clone_ptr(uint32_t arg) {
        LDKRouteHintHop arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RouteHintHop_clone_ptr(&arg_conv);
+       uint32_t ret_val = RouteHintHop_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_clone"))) TS_RouteHintHop_clone(uint32_t orig) {
        LDKRouteHintHop orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRouteHintHop ret_var = RouteHintHop_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RouteHintHop_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_RouteHintHop_hash"))) TS_RouteHintHop_hash(uint32_t o) {
        LDKRouteHintHop o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -34744,7 +38316,7 @@ int64_t  __attribute__((visibility("default"))) TS_RouteHintHop_hash(uint32_t o)
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RouteHintHop_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RouteHintHop_eq"))) TS_RouteHintHop_eq(uint32_t a, uint32_t b) {
        LDKRouteHintHop a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -34757,35 +38329,35 @@ jboolean  __attribute__((visibility("default"))) TS_RouteHintHop_eq(uint32_t a,
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RouteHintHop_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_RouteHintHop_write"))) TS_RouteHintHop_write(uint32_t obj) {
        LDKRouteHintHop obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = RouteHintHop_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RouteHintHop_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_RouteHintHop_read"))) TS_RouteHintHop_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = RouteHintHop_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_find_route(int8_tArray our_node_pubkey, uint32_t params, uint32_t network, uint32_tArray first_hops, uint32_t logger, uint32_t scorer) {
+uint32_t  __attribute__((export_name("TS_find_route"))) TS_find_route(int8_tArray our_node_pubkey, uint32_t route_params, uint32_t network, uint32_tArray first_hops, uint32_t logger, uint32_t scorer) {
        LDKPublicKey our_node_pubkey_ref;
-       CHECK(*((uint32_t*)our_node_pubkey) == 33);
-       memcpy(our_node_pubkey_ref.compressed_form, (uint8_t*)(our_node_pubkey + 4), 33);
-       LDKRouteParameters params_conv;
-       params_conv.inner = (void*)(params & (~1));
-       params_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
+       CHECK(our_node_pubkey->arr_len == 33);
+       memcpy(our_node_pubkey_ref.compressed_form, our_node_pubkey->elems, 33); FREE(our_node_pubkey);
+       LDKRouteParameters route_params_conv;
+       route_params_conv.inner = (void*)(route_params & (~1));
+       route_params_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
        LDKNetworkGraph network_conv;
        network_conv.inner = (void*)(network & (~1));
        network_conv.is_owned = false;
@@ -34793,12 +38365,12 @@ uint32_t  __attribute__((visibility("default"))) TS_find_route(int8_tArray our_n
        LDKCVec_ChannelDetailsZ first_hops_constr;
        LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
        if (first_hops != 0) {
-               first_hops_constr.datalen = *((uint32_t*)first_hops);
+               first_hops_constr.datalen = first_hops->arr_len;
                if (first_hops_constr.datalen > 0)
                        first_hops_constr.data = MALLOC(first_hops_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
                else
                        first_hops_constr.data = NULL;
-               uint32_t* first_hops_vals = (uint32_t*)(first_hops + 4);
+               uint32_t* first_hops_vals = first_hops->elems /* XXX first_hops leaks */;
                for (size_t q = 0; q < first_hops_constr.datalen; q++) {
                        uint32_t first_hops_conv_16 = first_hops_vals[q];
                        LDKChannelDetails first_hops_conv_16_conv;
@@ -34809,37 +38381,37 @@ uint32_t  __attribute__((visibility("default"))) TS_find_route(int8_tArray our_n
                }
                first_hops_ptr = &first_hops_constr;
        }
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       void* scorer_ptr = (void*)(((uint64_t)scorer) & ~1);
+       void* scorer_ptr = (void*)(((uintptr_t)scorer) & ~1);
        if (!(scorer & 1)) { CHECK_ACCESS(scorer_ptr); }
        LDKScore* scorer_conv = (LDKScore*)scorer_ptr;
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = find_route(our_node_pubkey_ref, &params_conv, &network_conv, first_hops_ptr, logger_conv, scorer_conv);
+       *ret_conv = find_route(our_node_pubkey_ref, &route_params_conv, &network_conv, first_hops_ptr, logger_conv, scorer_conv);
        if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_Score_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Score_free"))) TS_Score_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKScore this_ptr_conv = *(LDKScore*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Score_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_LockableScore_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_LockableScore_free"))) TS_LockableScore_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKLockableScore this_ptr_conv = *(LDKLockableScore*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        LockableScore_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_MultiThreadedLockableScore_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_MultiThreadedLockableScore_free"))) TS_MultiThreadedLockableScore_free(uint32_t this_obj) {
        LDKMultiThreadedLockableScore this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -34847,23 +38419,113 @@ void  __attribute__((visibility("default"))) TS_MultiThreadedLockableScore_free(
        MultiThreadedLockableScore_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MultiThreadedLockableScore_new(uint32_t score) {
-       void* score_ptr = (void*)(((uint64_t)score) & ~1);
+uint32_t  __attribute__((export_name("TS_MultiThreadedLockableScore_new"))) TS_MultiThreadedLockableScore_new(uint32_t score) {
+       void* score_ptr = (void*)(((uintptr_t)score) & ~1);
        CHECK_ACCESS(score_ptr);
        LDKScore score_conv = *(LDKScore*)(score_ptr);
        LDKMultiThreadedLockableScore ret_var = MultiThreadedLockableScore_new(score_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+void  __attribute__((export_name("TS_FixedPenaltyScorer_free"))) TS_FixedPenaltyScorer_free(uint32_t this_obj) {
+       LDKFixedPenaltyScorer this_obj_conv;
+       this_obj_conv.inner = (void*)(this_obj & (~1));
+       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       FixedPenaltyScorer_free(this_obj_conv);
+}
+
+static inline uintptr_t FixedPenaltyScorer_clone_ptr(LDKFixedPenaltyScorer *NONNULL_PTR arg) {
+       LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_FixedPenaltyScorer_clone_ptr"))) TS_FixedPenaltyScorer_clone_ptr(uint32_t arg) {
+       LDKFixedPenaltyScorer arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = FixedPenaltyScorer_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_FixedPenaltyScorer_clone"))) TS_FixedPenaltyScorer_clone(uint32_t orig) {
+       LDKFixedPenaltyScorer orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+int8_tArray  __attribute__((export_name("TS_FixedPenaltyScorer_write"))) TS_FixedPenaltyScorer_write(uint32_t obj) {
+       LDKFixedPenaltyScorer obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = FixedPenaltyScorer_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+uint32_t  __attribute__((export_name("TS_FixedPenaltyScorer_read"))) TS_FixedPenaltyScorer_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
+       *ret_conv = FixedPenaltyScorer_read(ser_ref);
+       return (uint32_t)ret_conv;
+}
+
+uint32_t  __attribute__((export_name("TS_FixedPenaltyScorer_with_penalty"))) TS_FixedPenaltyScorer_with_penalty(int64_t penalty_msat) {
+       LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_with_penalty(penalty_msat);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Scorer_free(uint32_t this_obj) {
+uint32_t  __attribute__((export_name("TS_FixedPenaltyScorer_as_Score"))) TS_FixedPenaltyScorer_as_Score(uint32_t this_arg) {
+       LDKFixedPenaltyScorer this_arg_conv;
+       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
+       *ret_ret = FixedPenaltyScorer_as_Score(&this_arg_conv);
+       return (uint32_t)ret_ret;
+}
+
+void  __attribute__((export_name("TS_Scorer_free"))) TS_Scorer_free(uint32_t this_obj) {
        LDKScorer this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -34871,7 +38533,7 @@ void  __attribute__((visibility("default"))) TS_Scorer_free(uint32_t this_obj) {
        Scorer_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ScoringParameters_free"))) TS_ScoringParameters_free(uint32_t this_obj) {
        LDKScoringParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -34879,7 +38541,7 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_free(uint32_t
        ScoringParameters_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_base_penalty_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ScoringParameters_get_base_penalty_msat"))) TS_ScoringParameters_get_base_penalty_msat(uint32_t this_ptr) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34888,7 +38550,7 @@ int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_base_pe
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_set_base_penalty_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ScoringParameters_set_base_penalty_msat"))) TS_ScoringParameters_set_base_penalty_msat(uint32_t this_ptr, int64_t val) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34896,7 +38558,7 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_set_base_penal
        ScoringParameters_set_base_penalty_msat(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_failure_penalty_msat(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ScoringParameters_get_failure_penalty_msat"))) TS_ScoringParameters_get_failure_penalty_msat(uint32_t this_ptr) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34905,7 +38567,7 @@ int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_failure
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_set_failure_penalty_msat(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ScoringParameters_set_failure_penalty_msat"))) TS_ScoringParameters_set_failure_penalty_msat(uint32_t this_ptr, int64_t val) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34913,7 +38575,7 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_set_failure_pe
        ScoringParameters_set_failure_penalty_msat(&this_ptr_conv, val);
 }
 
-int16_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_overuse_penalty_start_1024th(uint32_t this_ptr) {
+int16_t  __attribute__((export_name("TS_ScoringParameters_get_overuse_penalty_start_1024th"))) TS_ScoringParameters_get_overuse_penalty_start_1024th(uint32_t this_ptr) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34922,7 +38584,7 @@ int16_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_overuse
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_set_overuse_penalty_start_1024th(uint32_t this_ptr, int16_t val) {
+void  __attribute__((export_name("TS_ScoringParameters_set_overuse_penalty_start_1024th"))) TS_ScoringParameters_set_overuse_penalty_start_1024th(uint32_t this_ptr, int16_t val) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34930,7 +38592,7 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_set_overuse_pe
        ScoringParameters_set_overuse_penalty_start_1024th(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_overuse_penalty_msat_per_1024th(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ScoringParameters_get_overuse_penalty_msat_per_1024th"))) TS_ScoringParameters_get_overuse_penalty_msat_per_1024th(uint32_t this_ptr) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34939,7 +38601,7 @@ int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_overuse
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_set_overuse_penalty_msat_per_1024th(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ScoringParameters_set_overuse_penalty_msat_per_1024th"))) TS_ScoringParameters_set_overuse_penalty_msat_per_1024th(uint32_t this_ptr, int64_t val) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34947,7 +38609,7 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_set_overuse_pe
        ScoringParameters_set_overuse_penalty_msat_per_1024th(&this_ptr_conv, val);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_failure_penalty_half_life(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_ScoringParameters_get_failure_penalty_half_life"))) TS_ScoringParameters_get_failure_penalty_half_life(uint32_t this_ptr) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34956,7 +38618,7 @@ int64_t  __attribute__((visibility("default"))) TS_ScoringParameters_get_failure
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ScoringParameters_set_failure_penalty_half_life(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_ScoringParameters_set_failure_penalty_half_life"))) TS_ScoringParameters_set_failure_penalty_half_life(uint32_t this_ptr, int64_t val) {
        LDKScoringParameters this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -34964,264 +38626,281 @@ void  __attribute__((visibility("default"))) TS_ScoringParameters_set_failure_pe
        ScoringParameters_set_failure_penalty_half_life(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ScoringParameters_new(int64_t base_penalty_msat_arg, int64_t failure_penalty_msat_arg, int16_t overuse_penalty_start_1024th_arg, int64_t overuse_penalty_msat_per_1024th_arg, int64_t failure_penalty_half_life_arg) {
+uint32_t  __attribute__((export_name("TS_ScoringParameters_new"))) TS_ScoringParameters_new(int64_t base_penalty_msat_arg, int64_t failure_penalty_msat_arg, int16_t overuse_penalty_start_1024th_arg, int64_t overuse_penalty_msat_per_1024th_arg, int64_t failure_penalty_half_life_arg) {
        LDKScoringParameters ret_var = ScoringParameters_new(base_penalty_msat_arg, failure_penalty_msat_arg, overuse_penalty_start_1024th_arg, overuse_penalty_msat_per_1024th_arg, failure_penalty_half_life_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
+}
+
+static inline uintptr_t ScoringParameters_clone_ptr(LDKScoringParameters *NONNULL_PTR arg) {
+       LDKScoringParameters ret_var = ScoringParameters_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
+}
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_ScoringParameters_clone_ptr"))) TS_ScoringParameters_clone_ptr(uint32_t arg) {
+       LDKScoringParameters arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = ScoringParameters_clone_ptr(&arg_conv);
+       return ret_val;
+}
+
+uint32_t  __attribute__((export_name("TS_ScoringParameters_clone"))) TS_ScoringParameters_clone(uint32_t orig) {
+       LDKScoringParameters orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKScoringParameters ret_var = ScoringParameters_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_ScoringParameters_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_ScoringParameters_write"))) TS_ScoringParameters_write(uint32_t obj) {
        LDKScoringParameters obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = ScoringParameters_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ScoringParameters_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_ScoringParameters_read"))) TS_ScoringParameters_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScoringParametersDecodeErrorZ), "LDKCResult_ScoringParametersDecodeErrorZ");
        *ret_conv = ScoringParameters_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Scorer_new(uint32_t params) {
+uint32_t  __attribute__((export_name("TS_Scorer_new"))) TS_Scorer_new(uint32_t params) {
        LDKScoringParameters params_conv;
        params_conv.inner = (void*)(params & (~1));
        params_conv.is_owned = (params & 1) || (params == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
-       // Warning: we need a move here but no clone is available for LDKScoringParameters
+       params_conv = ScoringParameters_clone(&params_conv);
        LDKScorer ret_var = Scorer_new(params_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Scorer_default() {
+uint32_t  __attribute__((export_name("TS_Scorer_default"))) TS_Scorer_default() {
        LDKScorer ret_var = Scorer_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ScoringParameters_default() {
+uint32_t  __attribute__((export_name("TS_ScoringParameters_default"))) TS_ScoringParameters_default() {
        LDKScoringParameters ret_var = ScoringParameters_default();
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Scorer_as_Score(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Scorer_as_Score"))) TS_Scorer_as_Score(uint32_t this_arg) {
        LDKScorer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
        *ret_ret = Scorer_as_Score(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Scorer_write(uint32_t obj) {
+int8_tArray  __attribute__((export_name("TS_Scorer_write"))) TS_Scorer_write(uint32_t obj) {
        LDKScorer obj_conv;
        obj_conv.inner = (void*)(obj & (~1));
        obj_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
        LDKCVec_u8Z ret_var = Scorer_write(&obj_conv);
-       int8_tArray ret_arr = init_arr(ret_var.datalen, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), ret_var.data, ret_var.datalen);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Scorer_read(int8_tArray ser) {
+uint32_t  __attribute__((export_name("TS_Scorer_read"))) TS_Scorer_read(int8_tArray ser) {
        LDKu8slice ser_ref;
-       ser_ref.datalen = *((uint32_t*)ser);
-       ser_ref.data = (int8_t*)(ser + 4);
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
        LDKCResult_ScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ScorerDecodeErrorZ), "LDKCResult_ScorerDecodeErrorZ");
        *ret_conv = Scorer_read(ser_ref);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_FilesystemPersister_free(uint32_t this_obj) {
-       LDKFilesystemPersister this_obj_conv;
+void  __attribute__((export_name("TS_ProbabilisticScoringParameters_free"))) TS_ProbabilisticScoringParameters_free(uint32_t this_obj) {
+       LDKProbabilisticScoringParameters this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       FilesystemPersister_free(this_obj_conv);
+       ProbabilisticScoringParameters_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FilesystemPersister_new(jstring path_to_channel_data) {
-       LDKStr path_to_channel_data_conv = str_ref_to_owned_c(path_to_channel_data);
-       LDKFilesystemPersister ret_var = FilesystemPersister_new(path_to_channel_data_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
+int64_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_get_liquidity_penalty_multiplier_msat"))) TS_ProbabilisticScoringParameters_get_liquidity_penalty_multiplier_msat(uint32_t this_ptr) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int64_t ret_val = ProbabilisticScoringParameters_get_liquidity_penalty_multiplier_msat(&this_ptr_conv);
+       return ret_val;
 }
 
-jstring  __attribute__((visibility("default"))) TS_FilesystemPersister_get_data_dir(uint32_t this_arg) {
-       LDKFilesystemPersister this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKStr ret_str = FilesystemPersister_get_data_dir(&this_arg_conv);
-       jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
-       Str_free(ret_str);
-       return ret_conv;
+void  __attribute__((export_name("TS_ProbabilisticScoringParameters_set_liquidity_penalty_multiplier_msat"))) TS_ProbabilisticScoringParameters_set_liquidity_penalty_multiplier_msat(uint32_t this_ptr, int64_t val) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       ProbabilisticScoringParameters_set_liquidity_penalty_multiplier_msat(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FilesystemPersister_persist_manager(jstring data_dir, uint32_t manager) {
-       LDKStr data_dir_conv = str_ref_to_owned_c(data_dir);
-       LDKChannelManager manager_conv;
-       manager_conv.inner = (void*)(manager & (~1));
-       manager_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(manager_conv);
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = FilesystemPersister_persist_manager(data_dir_conv, &manager_conv);
-       return (uint64_t)ret_conv;
+int64_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_get_liquidity_offset_half_life"))) TS_ProbabilisticScoringParameters_get_liquidity_offset_half_life(uint32_t this_ptr) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       int64_t ret_val = ProbabilisticScoringParameters_get_liquidity_offset_half_life(&this_ptr_conv);
+       return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FilesystemPersister_read_channelmonitors(uint32_t this_arg, uint32_t keys_manager) {
-       LDKFilesystemPersister this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* keys_manager_ptr = (void*)(((uint64_t)keys_manager) & ~1);
-       CHECK_ACCESS(keys_manager_ptr);
-       LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
-       *ret_conv = FilesystemPersister_read_channelmonitors(&this_arg_conv, keys_manager_conv);
-       return (uint64_t)ret_conv;
+void  __attribute__((export_name("TS_ProbabilisticScoringParameters_set_liquidity_offset_half_life"))) TS_ProbabilisticScoringParameters_set_liquidity_offset_half_life(uint32_t this_ptr, int64_t val) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       ProbabilisticScoringParameters_set_liquidity_offset_half_life(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_FilesystemPersister_as_Persist(uint32_t this_arg) {
-       LDKFilesystemPersister this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKPersist* ret_ret = MALLOC(sizeof(LDKPersist), "LDKPersist");
-       *ret_ret = FilesystemPersister_as_Persist(&this_arg_conv);
-       return (uint64_t)ret_ret;
+uint32_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_new"))) TS_ProbabilisticScoringParameters_new(int64_t liquidity_penalty_multiplier_msat_arg, int64_t liquidity_offset_half_life_arg) {
+       LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_new(liquidity_penalty_multiplier_msat_arg, liquidity_offset_half_life_arg);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_BackgroundProcessor_free(uint32_t this_obj) {
-       LDKBackgroundProcessor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       BackgroundProcessor_free(this_obj_conv);
+static inline uintptr_t ProbabilisticScoringParameters_clone_ptr(LDKProbabilisticScoringParameters *NONNULL_PTR arg) {
+       LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_clone(arg);
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+ret_ref = (uintptr_t)ret_var.inner;
+if (ret_var.is_owned) {
+       ret_ref |= 1;
 }
-
-void  __attribute__((visibility("default"))) TS_ChannelManagerPersister_free(uint32_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
-       CHECK_ACCESS(this_ptr_ptr);
-       LDKChannelManagerPersister this_ptr_conv = *(LDKChannelManagerPersister*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
-       ChannelManagerPersister_free(this_ptr_conv);
+       return ret_ref;
+}
+uint32_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_clone_ptr"))) TS_ProbabilisticScoringParameters_clone_ptr(uint32_t arg) {
+       LDKProbabilisticScoringParameters arg_conv;
+       arg_conv.inner = (void*)(arg & (~1));
+       arg_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       uint32_t ret_val = ProbabilisticScoringParameters_clone_ptr(&arg_conv);
+       return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BackgroundProcessor_start(uint32_t persister, uint32_t event_handler, uint32_t chain_monitor, uint32_t channel_manager, uint32_t net_graph_msg_handler, uint32_t peer_manager, uint32_t logger) {
-       void* persister_ptr = (void*)(((uint64_t)persister) & ~1);
-       CHECK_ACCESS(persister_ptr);
-       LDKChannelManagerPersister persister_conv = *(LDKChannelManagerPersister*)(persister_ptr);
-       void* event_handler_ptr = (void*)(((uint64_t)event_handler) & ~1);
-       CHECK_ACCESS(event_handler_ptr);
-       LDKEventHandler event_handler_conv = *(LDKEventHandler*)(event_handler_ptr);
-       LDKChainMonitor chain_monitor_conv;
-       chain_monitor_conv.inner = (void*)(chain_monitor & (~1));
-       chain_monitor_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(chain_monitor_conv);
-       LDKChannelManager channel_manager_conv;
-       channel_manager_conv.inner = (void*)(channel_manager & (~1));
-       channel_manager_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_conv);
-       LDKNetGraphMsgHandler net_graph_msg_handler_conv;
-       net_graph_msg_handler_conv.inner = (void*)(net_graph_msg_handler & (~1));
-       net_graph_msg_handler_conv.is_owned = (net_graph_msg_handler & 1) || (net_graph_msg_handler == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(net_graph_msg_handler_conv);
-       LDKPeerManager peer_manager_conv;
-       peer_manager_conv.inner = (void*)(peer_manager & (~1));
-       peer_manager_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(peer_manager_conv);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
-       CHECK_ACCESS(logger_ptr);
-       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       LDKBackgroundProcessor ret_var = BackgroundProcessor_start(persister_conv, event_handler_conv, &chain_monitor_conv, &channel_manager_conv, net_graph_msg_handler_conv, &peer_manager_conv, logger_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_clone"))) TS_ProbabilisticScoringParameters_clone(uint32_t orig) {
+       LDKProbabilisticScoringParameters orig_conv;
+       orig_conv.inner = (void*)(orig & (~1));
+       orig_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_clone(&orig_conv);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BackgroundProcessor_join(uint32_t this_arg) {
-       LDKBackgroundProcessor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       // Warning: we need a move here but no clone is available for LDKBackgroundProcessor
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = BackgroundProcessor_join(this_arg_conv);
-       return (uint64_t)ret_conv;
+int8_tArray  __attribute__((export_name("TS_ProbabilisticScoringParameters_write"))) TS_ProbabilisticScoringParameters_write(uint32_t obj) {
+       LDKProbabilisticScoringParameters obj_conv;
+       obj_conv.inner = (void*)(obj & (~1));
+       obj_conv.is_owned = false;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       LDKCVec_u8Z ret_var = ProbabilisticScoringParameters_write(&obj_conv);
+       int8_tArray ret_arr = init_int8_tArray(ret_var.datalen, __LINE__);
+       memcpy(ret_arr->elems, ret_var.data, ret_var.datalen);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_BackgroundProcessor_stop(uint32_t this_arg) {
-       LDKBackgroundProcessor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       // Warning: we need a move here but no clone is available for LDKBackgroundProcessor
-       LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = BackgroundProcessor_stop(this_arg_conv);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_read"))) TS_ProbabilisticScoringParameters_read(int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = ser->arr_len;
+       ser_ref.data = ser->elems /* XXX ser leaks */;
+       LDKCResult_ProbabilisticScoringParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScoringParametersDecodeErrorZ), "LDKCResult_ProbabilisticScoringParametersDecodeErrorZ");
+       *ret_conv = ProbabilisticScoringParameters_read(ser_ref);
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_check_platform() {
-       check_platform();
+uint32_t  __attribute__((export_name("TS_ProbabilisticScoringParameters_default"))) TS_ProbabilisticScoringParameters_default() {
+       LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_default();
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_Invoice_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Invoice_free"))) TS_Invoice_free(uint32_t this_obj) {
        LDKInvoice this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35229,7 +38908,7 @@ void  __attribute__((visibility("default"))) TS_Invoice_free(uint32_t this_obj)
        Invoice_free(this_obj_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Invoice_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Invoice_eq"))) TS_Invoice_eq(uint32_t a, uint32_t b) {
        LDKInvoice a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35242,45 +38921,45 @@ jboolean  __attribute__((visibility("default"))) TS_Invoice_eq(uint32_t a, uint3
        return ret_val;
 }
 
-static inline uint64_t Invoice_clone_ptr(LDKInvoice *NONNULL_PTR arg) {
+static inline uintptr_t Invoice_clone_ptr(LDKInvoice *NONNULL_PTR arg) {
        LDKInvoice ret_var = Invoice_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Invoice_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_clone_ptr"))) TS_Invoice_clone_ptr(uint32_t arg) {
        LDKInvoice arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Invoice_clone_ptr(&arg_conv);
+       uint32_t ret_val = Invoice_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Invoice_clone"))) TS_Invoice_clone(uint32_t orig) {
        LDKInvoice orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInvoice ret_var = Invoice_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_SignedRawInvoice_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_SignedRawInvoice_free"))) TS_SignedRawInvoice_free(uint32_t this_obj) {
        LDKSignedRawInvoice this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35288,7 +38967,7 @@ void  __attribute__((visibility("default"))) TS_SignedRawInvoice_free(uint32_t t
        SignedRawInvoice_free(this_obj_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_SignedRawInvoice_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_SignedRawInvoice_eq"))) TS_SignedRawInvoice_eq(uint32_t a, uint32_t b) {
        LDKSignedRawInvoice a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35301,45 +38980,45 @@ jboolean  __attribute__((visibility("default"))) TS_SignedRawInvoice_eq(uint32_t
        return ret_val;
 }
 
-static inline uint64_t SignedRawInvoice_clone_ptr(LDKSignedRawInvoice *NONNULL_PTR arg) {
+static inline uintptr_t SignedRawInvoice_clone_ptr(LDKSignedRawInvoice *NONNULL_PTR arg) {
        LDKSignedRawInvoice ret_var = SignedRawInvoice_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_clone_ptr"))) TS_SignedRawInvoice_clone_ptr(uint32_t arg) {
        LDKSignedRawInvoice arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = SignedRawInvoice_clone_ptr(&arg_conv);
+       uint32_t ret_val = SignedRawInvoice_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_clone"))) TS_SignedRawInvoice_clone(uint32_t orig) {
        LDKSignedRawInvoice orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKSignedRawInvoice ret_var = SignedRawInvoice_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RawInvoice_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RawInvoice_free"))) TS_RawInvoice_free(uint32_t this_obj) {
        LDKRawInvoice this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35347,24 +39026,24 @@ void  __attribute__((visibility("default"))) TS_RawInvoice_free(uint32_t this_ob
        RawInvoice_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_get_data(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_get_data"))) TS_RawInvoice_get_data(uint32_t this_ptr) {
        LDKRawInvoice this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKRawDataPart ret_var = RawInvoice_get_data(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RawInvoice_set_data(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RawInvoice_set_data"))) TS_RawInvoice_set_data(uint32_t this_ptr, uint32_t val) {
        LDKRawInvoice this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -35377,7 +39056,7 @@ void  __attribute__((visibility("default"))) TS_RawInvoice_set_data(uint32_t thi
        RawInvoice_set_data(&this_ptr_conv, val_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RawInvoice_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RawInvoice_eq"))) TS_RawInvoice_eq(uint32_t a, uint32_t b) {
        LDKRawInvoice a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35390,45 +39069,45 @@ jboolean  __attribute__((visibility("default"))) TS_RawInvoice_eq(uint32_t a, ui
        return ret_val;
 }
 
-static inline uint64_t RawInvoice_clone_ptr(LDKRawInvoice *NONNULL_PTR arg) {
+static inline uintptr_t RawInvoice_clone_ptr(LDKRawInvoice *NONNULL_PTR arg) {
        LDKRawInvoice ret_var = RawInvoice_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RawInvoice_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_clone_ptr"))) TS_RawInvoice_clone_ptr(uint32_t arg) {
        LDKRawInvoice arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RawInvoice_clone_ptr(&arg_conv);
+       uint32_t ret_val = RawInvoice_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_clone"))) TS_RawInvoice_clone(uint32_t orig) {
        LDKRawInvoice orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRawInvoice ret_var = RawInvoice_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RawDataPart_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RawDataPart_free"))) TS_RawDataPart_free(uint32_t this_obj) {
        LDKRawDataPart this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35436,24 +39115,24 @@ void  __attribute__((visibility("default"))) TS_RawDataPart_free(uint32_t this_o
        RawDataPart_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawDataPart_get_timestamp(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RawDataPart_get_timestamp"))) TS_RawDataPart_get_timestamp(uint32_t this_ptr) {
        LDKRawDataPart this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPositiveTimestamp ret_var = RawDataPart_get_timestamp(&this_ptr_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_RawDataPart_set_timestamp(uint32_t this_ptr, uint32_t val) {
+void  __attribute__((export_name("TS_RawDataPart_set_timestamp"))) TS_RawDataPart_set_timestamp(uint32_t this_ptr, uint32_t val) {
        LDKRawDataPart this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -35466,7 +39145,7 @@ void  __attribute__((visibility("default"))) TS_RawDataPart_set_timestamp(uint32
        RawDataPart_set_timestamp(&this_ptr_conv, val_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RawDataPart_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RawDataPart_eq"))) TS_RawDataPart_eq(uint32_t a, uint32_t b) {
        LDKRawDataPart a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35479,45 +39158,45 @@ jboolean  __attribute__((visibility("default"))) TS_RawDataPart_eq(uint32_t a, u
        return ret_val;
 }
 
-static inline uint64_t RawDataPart_clone_ptr(LDKRawDataPart *NONNULL_PTR arg) {
+static inline uintptr_t RawDataPart_clone_ptr(LDKRawDataPart *NONNULL_PTR arg) {
        LDKRawDataPart ret_var = RawDataPart_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RawDataPart_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RawDataPart_clone_ptr"))) TS_RawDataPart_clone_ptr(uint32_t arg) {
        LDKRawDataPart arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RawDataPart_clone_ptr(&arg_conv);
+       uint32_t ret_val = RawDataPart_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawDataPart_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RawDataPart_clone"))) TS_RawDataPart_clone(uint32_t orig) {
        LDKRawDataPart orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRawDataPart ret_var = RawDataPart_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-void  __attribute__((visibility("default"))) TS_PositiveTimestamp_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_PositiveTimestamp_free"))) TS_PositiveTimestamp_free(uint32_t this_obj) {
        LDKPositiveTimestamp this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35525,7 +39204,7 @@ void  __attribute__((visibility("default"))) TS_PositiveTimestamp_free(uint32_t
        PositiveTimestamp_free(this_obj_conv);
 }
 
-jboolean  __attribute__((visibility("default"))) TS_PositiveTimestamp_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_PositiveTimestamp_eq"))) TS_PositiveTimestamp_eq(uint32_t a, uint32_t b) {
        LDKPositiveTimestamp a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35538,128 +39217,128 @@ jboolean  __attribute__((visibility("default"))) TS_PositiveTimestamp_eq(uint32_
        return ret_val;
 }
 
-static inline uint64_t PositiveTimestamp_clone_ptr(LDKPositiveTimestamp *NONNULL_PTR arg) {
+static inline uintptr_t PositiveTimestamp_clone_ptr(LDKPositiveTimestamp *NONNULL_PTR arg) {
        LDKPositiveTimestamp ret_var = PositiveTimestamp_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PositiveTimestamp_clone_ptr"))) TS_PositiveTimestamp_clone_ptr(uint32_t arg) {
        LDKPositiveTimestamp arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = PositiveTimestamp_clone_ptr(&arg_conv);
+       uint32_t ret_val = PositiveTimestamp_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PositiveTimestamp_clone"))) TS_PositiveTimestamp_clone(uint32_t orig) {
        LDKPositiveTimestamp orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPositiveTimestamp ret_var = PositiveTimestamp_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_SiPrefix_clone"))) TS_SiPrefix_clone(uint32_t orig) {
        LDKSiPrefix* orig_conv = (LDKSiPrefix*)(orig & ~1);
        uint32_t ret_conv = LDKSiPrefix_to_js(SiPrefix_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_milli() {
+uint32_t  __attribute__((export_name("TS_SiPrefix_milli"))) TS_SiPrefix_milli() {
        uint32_t ret_conv = LDKSiPrefix_to_js(SiPrefix_milli());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_micro() {
+uint32_t  __attribute__((export_name("TS_SiPrefix_micro"))) TS_SiPrefix_micro() {
        uint32_t ret_conv = LDKSiPrefix_to_js(SiPrefix_micro());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_nano() {
+uint32_t  __attribute__((export_name("TS_SiPrefix_nano"))) TS_SiPrefix_nano() {
        uint32_t ret_conv = LDKSiPrefix_to_js(SiPrefix_nano());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_pico() {
+uint32_t  __attribute__((export_name("TS_SiPrefix_pico"))) TS_SiPrefix_pico() {
        uint32_t ret_conv = LDKSiPrefix_to_js(SiPrefix_pico());
        return ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_SiPrefix_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_SiPrefix_eq"))) TS_SiPrefix_eq(uint32_t a, uint32_t b) {
        LDKSiPrefix* a_conv = (LDKSiPrefix*)(a & ~1);
        LDKSiPrefix* b_conv = (LDKSiPrefix*)(b & ~1);
        jboolean ret_val = SiPrefix_eq(a_conv, b_conv);
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_SiPrefix_multiplier(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_SiPrefix_multiplier"))) TS_SiPrefix_multiplier(uint32_t this_arg) {
        LDKSiPrefix* this_arg_conv = (LDKSiPrefix*)(this_arg & ~1);
        int64_t ret_val = SiPrefix_multiplier(this_arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Currency_clone"))) TS_Currency_clone(uint32_t orig) {
        LDKCurrency* orig_conv = (LDKCurrency*)(orig & ~1);
        uint32_t ret_conv = LDKCurrency_to_js(Currency_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_bitcoin() {
+uint32_t  __attribute__((export_name("TS_Currency_bitcoin"))) TS_Currency_bitcoin() {
        uint32_t ret_conv = LDKCurrency_to_js(Currency_bitcoin());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_bitcoin_testnet() {
+uint32_t  __attribute__((export_name("TS_Currency_bitcoin_testnet"))) TS_Currency_bitcoin_testnet() {
        uint32_t ret_conv = LDKCurrency_to_js(Currency_bitcoin_testnet());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_regtest() {
+uint32_t  __attribute__((export_name("TS_Currency_regtest"))) TS_Currency_regtest() {
        uint32_t ret_conv = LDKCurrency_to_js(Currency_regtest());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_simnet() {
+uint32_t  __attribute__((export_name("TS_Currency_simnet"))) TS_Currency_simnet() {
        uint32_t ret_conv = LDKCurrency_to_js(Currency_simnet());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Currency_signet() {
+uint32_t  __attribute__((export_name("TS_Currency_signet"))) TS_Currency_signet() {
        uint32_t ret_conv = LDKCurrency_to_js(Currency_signet());
        return ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Currency_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Currency_hash"))) TS_Currency_hash(uint32_t o) {
        LDKCurrency* o_conv = (LDKCurrency*)(o & ~1);
        int64_t ret_val = Currency_hash(o_conv);
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Currency_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Currency_eq"))) TS_Currency_eq(uint32_t a, uint32_t b) {
        LDKCurrency* a_conv = (LDKCurrency*)(a & ~1);
        LDKCurrency* b_conv = (LDKCurrency*)(b & ~1);
        jboolean ret_val = Currency_eq(a_conv, b_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Sha256_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Sha256_free"))) TS_Sha256_free(uint32_t this_obj) {
        LDKSha256 this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35667,45 +39346,45 @@ void  __attribute__((visibility("default"))) TS_Sha256_free(uint32_t this_obj) {
        Sha256_free(this_obj_conv);
 }
 
-static inline uint64_t Sha256_clone_ptr(LDKSha256 *NONNULL_PTR arg) {
+static inline uintptr_t Sha256_clone_ptr(LDKSha256 *NONNULL_PTR arg) {
        LDKSha256 ret_var = Sha256_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Sha256_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Sha256_clone_ptr"))) TS_Sha256_clone_ptr(uint32_t arg) {
        LDKSha256 arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Sha256_clone_ptr(&arg_conv);
+       uint32_t ret_val = Sha256_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Sha256_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Sha256_clone"))) TS_Sha256_clone(uint32_t orig) {
        LDKSha256 orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKSha256 ret_var = Sha256_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Sha256_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Sha256_hash"))) TS_Sha256_hash(uint32_t o) {
        LDKSha256 o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -35714,7 +39393,7 @@ int64_t  __attribute__((visibility("default"))) TS_Sha256_hash(uint32_t o) {
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Sha256_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Sha256_eq"))) TS_Sha256_eq(uint32_t a, uint32_t b) {
        LDKSha256 a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35727,7 +39406,7 @@ jboolean  __attribute__((visibility("default"))) TS_Sha256_eq(uint32_t a, uint32
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Description_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_Description_free"))) TS_Description_free(uint32_t this_obj) {
        LDKDescription this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35735,45 +39414,45 @@ void  __attribute__((visibility("default"))) TS_Description_free(uint32_t this_o
        Description_free(this_obj_conv);
 }
 
-static inline uint64_t Description_clone_ptr(LDKDescription *NONNULL_PTR arg) {
+static inline uintptr_t Description_clone_ptr(LDKDescription *NONNULL_PTR arg) {
        LDKDescription ret_var = Description_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Description_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Description_clone_ptr"))) TS_Description_clone_ptr(uint32_t arg) {
        LDKDescription arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = Description_clone_ptr(&arg_conv);
+       uint32_t ret_val = Description_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Description_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Description_clone"))) TS_Description_clone(uint32_t orig) {
        LDKDescription orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKDescription ret_var = Description_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Description_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Description_hash"))) TS_Description_hash(uint32_t o) {
        LDKDescription o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -35782,7 +39461,7 @@ int64_t  __attribute__((visibility("default"))) TS_Description_hash(uint32_t o)
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Description_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Description_eq"))) TS_Description_eq(uint32_t a, uint32_t b) {
        LDKDescription a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35795,7 +39474,7 @@ jboolean  __attribute__((visibility("default"))) TS_Description_eq(uint32_t a, u
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_PayeePubKey_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_PayeePubKey_free"))) TS_PayeePubKey_free(uint32_t this_obj) {
        LDKPayeePubKey this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35803,82 +39482,82 @@ void  __attribute__((visibility("default"))) TS_PayeePubKey_free(uint32_t this_o
        PayeePubKey_free(this_obj_conv);
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_PayeePubKey_get_a(uint32_t this_ptr) {
+int8_tArray  __attribute__((export_name("TS_PayeePubKey_get_a"))) TS_PayeePubKey_get_a(uint32_t this_ptr) {
        LDKPayeePubKey this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), PayeePubKey_get_a(&this_ptr_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, PayeePubKey_get_a(&this_ptr_conv).compressed_form, 33);
        return ret_arr;
 }
 
-void  __attribute__((visibility("default"))) TS_PayeePubKey_set_a(uint32_t this_ptr, int8_tArray val) {
+void  __attribute__((export_name("TS_PayeePubKey_set_a"))) TS_PayeePubKey_set_a(uint32_t this_ptr, int8_tArray val) {
        LDKPayeePubKey this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        LDKPublicKey val_ref;
-       CHECK(*((uint32_t*)val) == 33);
-       memcpy(val_ref.compressed_form, (uint8_t*)(val + 4), 33);
+       CHECK(val->arr_len == 33);
+       memcpy(val_ref.compressed_form, val->elems, 33); FREE(val);
        PayeePubKey_set_a(&this_ptr_conv, val_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PayeePubKey_new(int8_tArray a_arg) {
+uint32_t  __attribute__((export_name("TS_PayeePubKey_new"))) TS_PayeePubKey_new(int8_tArray a_arg) {
        LDKPublicKey a_arg_ref;
-       CHECK(*((uint32_t*)a_arg) == 33);
-       memcpy(a_arg_ref.compressed_form, (uint8_t*)(a_arg + 4), 33);
+       CHECK(a_arg->arr_len == 33);
+       memcpy(a_arg_ref.compressed_form, a_arg->elems, 33); FREE(a_arg);
        LDKPayeePubKey ret_var = PayeePubKey_new(a_arg_ref);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t PayeePubKey_clone_ptr(LDKPayeePubKey *NONNULL_PTR arg) {
+static inline uintptr_t PayeePubKey_clone_ptr(LDKPayeePubKey *NONNULL_PTR arg) {
        LDKPayeePubKey ret_var = PayeePubKey_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PayeePubKey_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PayeePubKey_clone_ptr"))) TS_PayeePubKey_clone_ptr(uint32_t arg) {
        LDKPayeePubKey arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = PayeePubKey_clone_ptr(&arg_conv);
+       uint32_t ret_val = PayeePubKey_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PayeePubKey_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PayeePubKey_clone"))) TS_PayeePubKey_clone(uint32_t orig) {
        LDKPayeePubKey orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPayeePubKey ret_var = PayeePubKey_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_PayeePubKey_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_PayeePubKey_hash"))) TS_PayeePubKey_hash(uint32_t o) {
        LDKPayeePubKey o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -35887,7 +39566,7 @@ int64_t  __attribute__((visibility("default"))) TS_PayeePubKey_hash(uint32_t o)
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_PayeePubKey_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_PayeePubKey_eq"))) TS_PayeePubKey_eq(uint32_t a, uint32_t b) {
        LDKPayeePubKey a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35900,7 +39579,7 @@ jboolean  __attribute__((visibility("default"))) TS_PayeePubKey_eq(uint32_t a, u
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_ExpiryTime_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_ExpiryTime_free"))) TS_ExpiryTime_free(uint32_t this_obj) {
        LDKExpiryTime this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35908,45 +39587,45 @@ void  __attribute__((visibility("default"))) TS_ExpiryTime_free(uint32_t this_ob
        ExpiryTime_free(this_obj_conv);
 }
 
-static inline uint64_t ExpiryTime_clone_ptr(LDKExpiryTime *NONNULL_PTR arg) {
+static inline uintptr_t ExpiryTime_clone_ptr(LDKExpiryTime *NONNULL_PTR arg) {
        LDKExpiryTime ret_var = ExpiryTime_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_ExpiryTime_clone_ptr"))) TS_ExpiryTime_clone_ptr(uint32_t arg) {
        LDKExpiryTime arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = ExpiryTime_clone_ptr(&arg_conv);
+       uint32_t ret_val = ExpiryTime_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ExpiryTime_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_ExpiryTime_clone"))) TS_ExpiryTime_clone(uint32_t orig) {
        LDKExpiryTime orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKExpiryTime ret_var = ExpiryTime_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_ExpiryTime_hash"))) TS_ExpiryTime_hash(uint32_t o) {
        LDKExpiryTime o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -35955,7 +39634,7 @@ int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_hash(uint32_t o) {
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_ExpiryTime_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_ExpiryTime_eq"))) TS_ExpiryTime_eq(uint32_t a, uint32_t b) {
        LDKExpiryTime a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -35968,7 +39647,7 @@ jboolean  __attribute__((visibility("default"))) TS_ExpiryTime_eq(uint32_t a, ui
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_MinFinalCltvExpiry_free"))) TS_MinFinalCltvExpiry_free(uint32_t this_obj) {
        LDKMinFinalCltvExpiry this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -35976,7 +39655,7 @@ void  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_free(uint32_t
        MinFinalCltvExpiry_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_get_a(uint32_t this_ptr) {
+int64_t  __attribute__((export_name("TS_MinFinalCltvExpiry_get_a"))) TS_MinFinalCltvExpiry_get_a(uint32_t this_ptr) {
        LDKMinFinalCltvExpiry this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -35985,7 +39664,7 @@ int64_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_get_a(uint
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_set_a(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_MinFinalCltvExpiry_set_a"))) TS_MinFinalCltvExpiry_set_a(uint32_t this_ptr, int64_t val) {
        LDKMinFinalCltvExpiry this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -35993,58 +39672,58 @@ void  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_set_a(uint32_
        MinFinalCltvExpiry_set_a(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_new(int64_t a_arg) {
+uint32_t  __attribute__((export_name("TS_MinFinalCltvExpiry_new"))) TS_MinFinalCltvExpiry_new(int64_t a_arg) {
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_new(a_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t MinFinalCltvExpiry_clone_ptr(LDKMinFinalCltvExpiry *NONNULL_PTR arg) {
+static inline uintptr_t MinFinalCltvExpiry_clone_ptr(LDKMinFinalCltvExpiry *NONNULL_PTR arg) {
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_MinFinalCltvExpiry_clone_ptr"))) TS_MinFinalCltvExpiry_clone_ptr(uint32_t arg) {
        LDKMinFinalCltvExpiry arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = MinFinalCltvExpiry_clone_ptr(&arg_conv);
+       uint32_t ret_val = MinFinalCltvExpiry_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_MinFinalCltvExpiry_clone"))) TS_MinFinalCltvExpiry_clone(uint32_t orig) {
        LDKMinFinalCltvExpiry orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_MinFinalCltvExpiry_hash"))) TS_MinFinalCltvExpiry_hash(uint32_t o) {
        LDKMinFinalCltvExpiry o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -36053,7 +39732,7 @@ int64_t  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_hash(uint3
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_MinFinalCltvExpiry_eq"))) TS_MinFinalCltvExpiry_eq(uint32_t a, uint32_t b) {
        LDKMinFinalCltvExpiry a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -36066,81 +39745,81 @@ jboolean  __attribute__((visibility("default"))) TS_MinFinalCltvExpiry_eq(uint32
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_Fallback_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Fallback_free"))) TS_Fallback_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFallback this_ptr_conv = *(LDKFallback*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Fallback_free(this_ptr_conv);
 }
 
-static inline uint64_t Fallback_clone_ptr(LDKFallback *NONNULL_PTR arg) {
+static inline uintptr_t Fallback_clone_ptr(LDKFallback *NONNULL_PTR arg) {
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_Fallback_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_Fallback_clone_ptr"))) TS_Fallback_clone_ptr(uint32_t arg) {
        LDKFallback* arg_conv = (LDKFallback*)arg;
-       int64_t ret_val = Fallback_clone_ptr(arg_conv);
+       uint32_t ret_val = Fallback_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Fallback_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_Fallback_clone"))) TS_Fallback_clone(uint32_t orig) {
        LDKFallback* orig_conv = (LDKFallback*)orig;
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Fallback_seg_wit_program(int8_t version, int8_tArray program) {
+uint32_t  __attribute__((export_name("TS_Fallback_seg_wit_program"))) TS_Fallback_seg_wit_program(int8_t version, int8_tArray program) {
        
        LDKCVec_u8Z program_ref;
-       program_ref.datalen = *((uint32_t*)program);
+       program_ref.datalen = program->arr_len;
        program_ref.data = MALLOC(program_ref.datalen, "LDKCVec_u8Z Bytes");
-       memcpy(program_ref.data, (uint8_t*)(program + 4), program_ref.datalen);
+       memcpy(program_ref.data, program->elems, program_ref.datalen); FREE(program);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_seg_wit_program((LDKu5){ ._0 = version }, program_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Fallback_pub_key_hash(int8_tArray a) {
+uint32_t  __attribute__((export_name("TS_Fallback_pub_key_hash"))) TS_Fallback_pub_key_hash(int8_tArray a) {
        LDKTwentyBytes a_ref;
-       CHECK(*((uint32_t*)a) == 20);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 20);
+       CHECK(a->arr_len == 20);
+       memcpy(a_ref.data, a->elems, 20); FREE(a);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_pub_key_hash(a_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Fallback_script_hash(int8_tArray a) {
+uint32_t  __attribute__((export_name("TS_Fallback_script_hash"))) TS_Fallback_script_hash(int8_tArray a) {
        LDKTwentyBytes a_ref;
-       CHECK(*((uint32_t*)a) == 20);
-       memcpy(a_ref.data, (uint8_t*)(a + 4), 20);
+       CHECK(a->arr_len == 20);
+       memcpy(a_ref.data, a->elems, 20); FREE(a);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_script_hash(a_ref);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Fallback_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_Fallback_hash"))) TS_Fallback_hash(uint32_t o) {
        LDKFallback* o_conv = (LDKFallback*)o;
        int64_t ret_val = Fallback_hash(o_conv);
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Fallback_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_Fallback_eq"))) TS_Fallback_eq(uint32_t a, uint32_t b) {
        LDKFallback* a_conv = (LDKFallback*)a;
        LDKFallback* b_conv = (LDKFallback*)b;
        jboolean ret_val = Fallback_eq(a_conv, b_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_InvoiceSignature_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InvoiceSignature_free"))) TS_InvoiceSignature_free(uint32_t this_obj) {
        LDKInvoiceSignature this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -36148,45 +39827,45 @@ void  __attribute__((visibility("default"))) TS_InvoiceSignature_free(uint32_t t
        InvoiceSignature_free(this_obj_conv);
 }
 
-static inline uint64_t InvoiceSignature_clone_ptr(LDKInvoiceSignature *NONNULL_PTR arg) {
+static inline uintptr_t InvoiceSignature_clone_ptr(LDKInvoiceSignature *NONNULL_PTR arg) {
        LDKInvoiceSignature ret_var = InvoiceSignature_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_InvoiceSignature_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_InvoiceSignature_clone_ptr"))) TS_InvoiceSignature_clone_ptr(uint32_t arg) {
        LDKInvoiceSignature arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = InvoiceSignature_clone_ptr(&arg_conv);
+       uint32_t ret_val = InvoiceSignature_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoiceSignature_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_InvoiceSignature_clone"))) TS_InvoiceSignature_clone(uint32_t orig) {
        LDKInvoiceSignature orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKInvoiceSignature ret_var = InvoiceSignature_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_InvoiceSignature_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_InvoiceSignature_eq"))) TS_InvoiceSignature_eq(uint32_t a, uint32_t b) {
        LDKInvoiceSignature a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -36199,7 +39878,7 @@ jboolean  __attribute__((visibility("default"))) TS_InvoiceSignature_eq(uint32_t
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_PrivateRoute_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_PrivateRoute_free"))) TS_PrivateRoute_free(uint32_t this_obj) {
        LDKPrivateRoute this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -36207,45 +39886,45 @@ void  __attribute__((visibility("default"))) TS_PrivateRoute_free(uint32_t this_
        PrivateRoute_free(this_obj_conv);
 }
 
-static inline uint64_t PrivateRoute_clone_ptr(LDKPrivateRoute *NONNULL_PTR arg) {
+static inline uintptr_t PrivateRoute_clone_ptr(LDKPrivateRoute *NONNULL_PTR arg) {
        LDKPrivateRoute ret_var = PrivateRoute_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PrivateRoute_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PrivateRoute_clone_ptr"))) TS_PrivateRoute_clone_ptr(uint32_t arg) {
        LDKPrivateRoute arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = PrivateRoute_clone_ptr(&arg_conv);
+       uint32_t ret_val = PrivateRoute_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PrivateRoute_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PrivateRoute_clone"))) TS_PrivateRoute_clone(uint32_t orig) {
        LDKPrivateRoute orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKPrivateRoute ret_var = PrivateRoute_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_PrivateRoute_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_PrivateRoute_hash"))) TS_PrivateRoute_hash(uint32_t o) {
        LDKPrivateRoute o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -36254,7 +39933,7 @@ int64_t  __attribute__((visibility("default"))) TS_PrivateRoute_hash(uint32_t o)
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_PrivateRoute_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_PrivateRoute_eq"))) TS_PrivateRoute_eq(uint32_t a, uint32_t b) {
        LDKPrivateRoute a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -36267,7 +39946,7 @@ jboolean  __attribute__((visibility("default"))) TS_PrivateRoute_eq(uint32_t a,
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_into_parts(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_into_parts"))) TS_SignedRawInvoice_into_parts(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
@@ -36275,64 +39954,64 @@ uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_into_parts(
        this_arg_conv = SignedRawInvoice_clone(&this_arg_conv);
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
        *ret_conv = SignedRawInvoice_into_parts(this_arg_conv);
-       return ((uint64_t)ret_conv);
+       return ((uint32_t)ret_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_raw_invoice(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_raw_invoice"))) TS_SignedRawInvoice_raw_invoice(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKRawInvoice ret_var = SignedRawInvoice_raw_invoice(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_SignedRawInvoice_hash(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_SignedRawInvoice_hash"))) TS_SignedRawInvoice_hash(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *SignedRawInvoice_hash(&this_arg_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *SignedRawInvoice_hash(&this_arg_conv), 32);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_signature(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_signature"))) TS_SignedRawInvoice_signature(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKInvoiceSignature ret_var = SignedRawInvoice_signature(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_recover_payee_pub_key(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_recover_payee_pub_key"))) TS_SignedRawInvoice_recover_payee_pub_key(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = SignedRawInvoice_recover_payee_pub_key(&this_arg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_SignedRawInvoice_check_signature(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_SignedRawInvoice_check_signature"))) TS_SignedRawInvoice_check_signature(uint32_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36341,28 +40020,28 @@ jboolean  __attribute__((visibility("default"))) TS_SignedRawInvoice_check_signa
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RawInvoice_hash(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_RawInvoice_hash"))) TS_RawInvoice_hash(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), RawInvoice_hash(&this_arg_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, RawInvoice_hash(&this_arg_conv).data, 32);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_payment_hash(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_payment_hash"))) TS_RawInvoice_payment_hash(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKSha256 ret_var = RawInvoice_payment_hash(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36370,18 +40049,18 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_payment_hash(uint
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_description(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_description"))) TS_RawInvoice_description(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKDescription ret_var = RawInvoice_description(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36389,18 +40068,18 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_description(uint3
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_payee_pub_key(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_payee_pub_key"))) TS_RawInvoice_payee_pub_key(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPayeePubKey ret_var = RawInvoice_payee_pub_key(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36408,18 +40087,18 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_payee_pub_key(uin
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_description_hash(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_description_hash"))) TS_RawInvoice_description_hash(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKSha256 ret_var = RawInvoice_description_hash(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36427,18 +40106,18 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_description_hash(
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_expiry_time(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_expiry_time"))) TS_RawInvoice_expiry_time(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKExpiryTime ret_var = RawInvoice_expiry_time(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36446,18 +40125,18 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_expiry_time(uint3
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_min_final_cltv_expiry(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_min_final_cltv_expiry"))) TS_RawInvoice_min_final_cltv_expiry(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKMinFinalCltvExpiry ret_var = RawInvoice_min_final_cltv_expiry(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36465,28 +40144,28 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_min_final_cltv_ex
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_RawInvoice_payment_secret(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_RawInvoice_payment_secret"))) TS_RawInvoice_payment_secret(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), RawInvoice_payment_secret(&this_arg_conv).data, 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, RawInvoice_payment_secret(&this_arg_conv).data, 32);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_features(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_features"))) TS_RawInvoice_features(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKInvoiceFeatures ret_var = RawInvoice_features(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36494,22 +40173,22 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_features(uint32_t
        return ret_ref;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_RawInvoice_private_routes(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_RawInvoice_private_routes"))) TS_RawInvoice_private_routes(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_PrivateRouteZ ret_var = RawInvoice_private_routes(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKPrivateRoute ret_conv_14_var = ret_var.data[o];
-               uint64_t ret_conv_14_ref = 0;
-               CHECK((((uint64_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_14_ref = 0;
+               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uint64_t)ret_conv_14_var.inner;
+               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
                if (ret_conv_14_var.is_owned) {
                        ret_conv_14_ref |= 1;
                }
@@ -36520,18 +40199,18 @@ uint32_tArray  __attribute__((visibility("default"))) TS_RawInvoice_private_rout
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_amount_pico_btc(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_amount_pico_btc"))) TS_RawInvoice_amount_pico_btc(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RawInvoice_amount_pico_btc(&this_arg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_currency(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_RawInvoice_currency"))) TS_RawInvoice_currency(uint32_t this_arg) {
        LDKRawInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36540,19 +40219,19 @@ uint32_t  __attribute__((visibility("default"))) TS_RawInvoice_currency(uint32_t
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_from_unix_timestamp(int64_t unix_seconds) {
+uint32_t  __attribute__((export_name("TS_PositiveTimestamp_from_unix_timestamp"))) TS_PositiveTimestamp_from_unix_timestamp(int64_t unix_seconds) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = PositiveTimestamp_from_unix_timestamp(unix_seconds);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_from_system_time(int64_t time) {
+uint32_t  __attribute__((export_name("TS_PositiveTimestamp_from_duration_since_epoch"))) TS_PositiveTimestamp_from_duration_since_epoch(int64_t duration) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
-       *ret_conv = PositiveTimestamp_from_system_time(time);
-       return (uint64_t)ret_conv;
+       *ret_conv = PositiveTimestamp_from_duration_since_epoch(duration);
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_as_unix_timestamp(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_PositiveTimestamp_as_unix_timestamp"))) TS_PositiveTimestamp_as_unix_timestamp(uint32_t this_arg) {
        LDKPositiveTimestamp this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36561,44 +40240,44 @@ int64_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_as_unix_tim
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_PositiveTimestamp_as_time(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_PositiveTimestamp_as_duration_since_epoch"))) TS_PositiveTimestamp_as_duration_since_epoch(uint32_t this_arg) {
        LDKPositiveTimestamp this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int64_t ret_val = PositiveTimestamp_as_time(&this_arg_conv);
+       int64_t ret_val = PositiveTimestamp_as_duration_since_epoch(&this_arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_into_signed_raw(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_into_signed_raw"))) TS_Invoice_into_signed_raw(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = Invoice_clone(&this_arg_conv);
        LDKSignedRawInvoice ret_var = Invoice_into_signed_raw(this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_check_signature(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_check_signature"))) TS_Invoice_check_signature(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = Invoice_check_signature(&this_arg_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_from_signed(uint32_t signed_invoice) {
+uint32_t  __attribute__((export_name("TS_Invoice_from_signed"))) TS_Invoice_from_signed(uint32_t signed_invoice) {
        LDKSignedRawInvoice signed_invoice_conv;
        signed_invoice_conv.inner = (void*)(signed_invoice & (~1));
        signed_invoice_conv.is_owned = (signed_invoice & 1) || (signed_invoice == 0);
@@ -36606,60 +40285,60 @@ uint32_t  __attribute__((visibility("default"))) TS_Invoice_from_signed(uint32_t
        signed_invoice_conv = SignedRawInvoice_clone(&signed_invoice_conv);
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = Invoice_from_signed(signed_invoice_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Invoice_timestamp(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_Invoice_duration_since_epoch"))) TS_Invoice_duration_since_epoch(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int64_t ret_val = Invoice_timestamp(&this_arg_conv);
+       int64_t ret_val = Invoice_duration_since_epoch(&this_arg_conv);
        return ret_val;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Invoice_payment_hash(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_Invoice_payment_hash"))) TS_Invoice_payment_hash(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *Invoice_payment_hash(&this_arg_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *Invoice_payment_hash(&this_arg_conv), 32);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Invoice_payee_pub_key(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_Invoice_payee_pub_key"))) TS_Invoice_payee_pub_key(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), Invoice_payee_pub_key(&this_arg_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, Invoice_payee_pub_key(&this_arg_conv).compressed_form, 33);
        return ret_arr;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Invoice_payment_secret(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_Invoice_payment_secret"))) TS_Invoice_payment_secret(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(32, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), *Invoice_payment_secret(&this_arg_conv), 32);
+       int8_tArray ret_arr = init_int8_tArray(32, __LINE__);
+       memcpy(ret_arr->elems, *Invoice_payment_secret(&this_arg_conv), 32);
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_features(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_features"))) TS_Invoice_features(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKInvoiceFeatures ret_var = Invoice_features(&this_arg_conv);
-       uint64_t ret_ref = 0;
-       if ((uint64_t)ret_var.inner > 4096) {
-               CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       if ((uintptr_t)ret_var.inner > 4096) {
+               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uint64_t)ret_var.inner;
+               ret_ref = (uintptr_t)ret_var.inner;
                if (ret_var.is_owned) {
                        ret_ref |= 1;
                }
@@ -36667,17 +40346,17 @@ uint32_t  __attribute__((visibility("default"))) TS_Invoice_features(uint32_t th
        return ret_ref;
 }
 
-int8_tArray  __attribute__((visibility("default"))) TS_Invoice_recover_payee_pub_key(uint32_t this_arg) {
+int8_tArray  __attribute__((export_name("TS_Invoice_recover_payee_pub_key"))) TS_Invoice_recover_payee_pub_key(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       int8_tArray ret_arr = init_arr(33, sizeof(uint8_t), "Native int8_tArray Bytes");
-       memcpy((uint8_t*)(ret_arr + 4), Invoice_recover_payee_pub_key(&this_arg_conv).compressed_form, 33);
+       int8_tArray ret_arr = init_int8_tArray(33, __LINE__);
+       memcpy(ret_arr->elems, Invoice_recover_payee_pub_key(&this_arg_conv).compressed_form, 33);
        return ret_arr;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Invoice_expiry_time(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_Invoice_expiry_time"))) TS_Invoice_expiry_time(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36686,16 +40365,16 @@ int64_t  __attribute__((visibility("default"))) TS_Invoice_expiry_time(uint32_t
        return ret_val;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_Invoice_is_expired(uint32_t this_arg) {
+jboolean  __attribute__((export_name("TS_Invoice_would_expire"))) TS_Invoice_would_expire(uint32_t this_arg, int64_t at_time) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       jboolean ret_val = Invoice_is_expired(&this_arg_conv);
+       jboolean ret_val = Invoice_would_expire(&this_arg_conv, at_time);
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_Invoice_min_final_cltv_expiry(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_Invoice_min_final_cltv_expiry"))) TS_Invoice_min_final_cltv_expiry(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36704,22 +40383,22 @@ int64_t  __attribute__((visibility("default"))) TS_Invoice_min_final_cltv_expiry
        return ret_val;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_Invoice_private_routes(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_Invoice_private_routes"))) TS_Invoice_private_routes(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_PrivateRouteZ ret_var = Invoice_private_routes(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKPrivateRoute ret_conv_14_var = ret_var.data[o];
-               uint64_t ret_conv_14_ref = 0;
-               CHECK((((uint64_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_14_ref = 0;
+               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uint64_t)ret_conv_14_var.inner;
+               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
                if (ret_conv_14_var.is_owned) {
                        ret_conv_14_ref |= 1;
                }
@@ -36730,22 +40409,22 @@ uint32_tArray  __attribute__((visibility("default"))) TS_Invoice_private_routes(
        return ret_arr;
 }
 
-uint32_tArray  __attribute__((visibility("default"))) TS_Invoice_route_hints(uint32_t this_arg) {
+uint32_tArray  __attribute__((export_name("TS_Invoice_route_hints"))) TS_Invoice_route_hints(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCVec_RouteHintZ ret_var = Invoice_route_hints(&this_arg_conv);
        uint32_tArray ret_arr = NULL;
-       ret_arr = init_arr(ret_var.datalen, sizeof(uint32_t), "Native uint32_tArray Bytes");
-       uint32_t *ret_arr_ptr = (uint32_t*)(ret_arr + 4);
+       ret_arr = init_uint32_tArray(ret_var.datalen, __LINE__);
+       uint32_t *ret_arr_ptr = (uint32_t*)(((uint8_t*)ret_arr) + 4);
        for (size_t l = 0; l < ret_var.datalen; l++) {
                LDKRouteHint ret_conv_11_var = ret_var.data[l];
-               uint64_t ret_conv_11_ref = 0;
-               CHECK((((uint64_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uint64_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+               uint32_t ret_conv_11_ref = 0;
+               CHECK((((uintptr_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+               CHECK((((uintptr_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_11_var);
-               ret_conv_11_ref = (uint64_t)ret_conv_11_var.inner;
+               ret_conv_11_ref = (uintptr_t)ret_conv_11_var.inner;
                if (ret_conv_11_var.is_owned) {
                        ret_conv_11_ref |= 1;
                }
@@ -36756,7 +40435,7 @@ uint32_tArray  __attribute__((visibility("default"))) TS_Invoice_route_hints(uin
        return ret_arr;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_currency(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_currency"))) TS_Invoice_currency(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36765,25 +40444,25 @@ uint32_t  __attribute__((visibility("default"))) TS_Invoice_currency(uint32_t th
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_amount_milli_satoshis(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_Invoice_amount_milli_satoshis"))) TS_Invoice_amount_milli_satoshis(uint32_t this_arg) {
        LDKInvoice this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = Invoice_amount_milli_satoshis(&this_arg_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Description_new(jstring description) {
+uint32_t  __attribute__((export_name("TS_Description_new"))) TS_Description_new(jstring description) {
        LDKStr description_conv = str_ref_to_owned_c(description);
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = Description_new(description_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS_Description_into_inner(uint32_t this_arg) {
+jstring  __attribute__((export_name("TS_Description_into_inner"))) TS_Description_into_inner(uint32_t this_arg) {
        LDKDescription this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
@@ -36795,19 +40474,33 @@ jstring  __attribute__((visibility("default"))) TS_Description_into_inner(uint32
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ExpiryTime_from_seconds(int64_t seconds) {
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = ExpiryTime_from_seconds(seconds);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_ExpiryTime_from_seconds"))) TS_ExpiryTime_from_seconds(int64_t seconds) {
+       LDKExpiryTime ret_var = ExpiryTime_from_seconds(seconds);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ExpiryTime_from_duration(int64_t duration) {
-       LDKCResult_ExpiryTimeCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ExpiryTimeCreationErrorZ), "LDKCResult_ExpiryTimeCreationErrorZ");
-       *ret_conv = ExpiryTime_from_duration(duration);
-       return (uint64_t)ret_conv;
+uint32_t  __attribute__((export_name("TS_ExpiryTime_from_duration"))) TS_ExpiryTime_from_duration(int64_t duration) {
+       LDKExpiryTime ret_var = ExpiryTime_from_duration(duration);
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = (uintptr_t)ret_var.inner;
+       if (ret_var.is_owned) {
+               ret_ref |= 1;
+       }
+       return ret_ref;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_as_seconds(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_ExpiryTime_as_seconds"))) TS_ExpiryTime_as_seconds(uint32_t this_arg) {
        LDKExpiryTime this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36816,7 +40509,7 @@ int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_as_seconds(uint32_
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_as_duration(uint32_t this_arg) {
+int64_t  __attribute__((export_name("TS_ExpiryTime_as_duration"))) TS_ExpiryTime_as_duration(uint32_t this_arg) {
        LDKExpiryTime this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -36825,7 +40518,7 @@ int64_t  __attribute__((visibility("default"))) TS_ExpiryTime_as_duration(uint32
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PrivateRoute_new(uint32_t hops) {
+uint32_t  __attribute__((export_name("TS_PrivateRoute_new"))) TS_PrivateRoute_new(uint32_t hops) {
        LDKRouteHint hops_conv;
        hops_conv.inner = (void*)(hops & (~1));
        hops_conv.is_owned = (hops & 1) || (hops == 0);
@@ -36833,66 +40526,66 @@ uint32_t  __attribute__((visibility("default"))) TS_PrivateRoute_new(uint32_t ho
        hops_conv = RouteHint_clone(&hops_conv);
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = PrivateRoute_new(hops_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PrivateRoute_into_inner(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_PrivateRoute_into_inner"))) TS_PrivateRoute_into_inner(uint32_t this_arg) {
        LDKPrivateRoute this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = PrivateRoute_clone(&this_arg_conv);
        LDKRouteHint ret_var = PrivateRoute_into_inner(this_arg_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_CreationError_clone"))) TS_CreationError_clone(uint32_t orig) {
        LDKCreationError* orig_conv = (LDKCreationError*)(orig & ~1);
        uint32_t ret_conv = LDKCreationError_to_js(CreationError_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_description_too_long() {
+uint32_t  __attribute__((export_name("TS_CreationError_description_too_long"))) TS_CreationError_description_too_long() {
        uint32_t ret_conv = LDKCreationError_to_js(CreationError_description_too_long());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_route_too_long() {
+uint32_t  __attribute__((export_name("TS_CreationError_route_too_long"))) TS_CreationError_route_too_long() {
        uint32_t ret_conv = LDKCreationError_to_js(CreationError_route_too_long());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_timestamp_out_of_bounds() {
+uint32_t  __attribute__((export_name("TS_CreationError_timestamp_out_of_bounds"))) TS_CreationError_timestamp_out_of_bounds() {
        uint32_t ret_conv = LDKCreationError_to_js(CreationError_timestamp_out_of_bounds());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_expiry_time_out_of_bounds() {
-       uint32_t ret_conv = LDKCreationError_to_js(CreationError_expiry_time_out_of_bounds());
+uint32_t  __attribute__((export_name("TS_CreationError_invalid_amount"))) TS_CreationError_invalid_amount() {
+       uint32_t ret_conv = LDKCreationError_to_js(CreationError_invalid_amount());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_CreationError_invalid_amount() {
-       uint32_t ret_conv = LDKCreationError_to_js(CreationError_invalid_amount());
+uint32_t  __attribute__((export_name("TS_CreationError_missing_route_hints"))) TS_CreationError_missing_route_hints() {
+       uint32_t ret_conv = LDKCreationError_to_js(CreationError_missing_route_hints());
        return ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_CreationError_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_CreationError_eq"))) TS_CreationError_eq(uint32_t a, uint32_t b) {
        LDKCreationError* a_conv = (LDKCreationError*)(a & ~1);
        LDKCreationError* b_conv = (LDKCreationError*)(b & ~1);
        jboolean ret_val = CreationError_eq(a_conv, b_conv);
        return ret_val;
 }
 
-jstring  __attribute__((visibility("default"))) TS_CreationError_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_CreationError_to_str"))) TS_CreationError_to_str(uint32_t o) {
        LDKCreationError* o_conv = (LDKCreationError*)(o & ~1);
        LDKStr ret_str = CreationError_to_str(o_conv);
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
@@ -36900,70 +40593,70 @@ jstring  __attribute__((visibility("default"))) TS_CreationError_to_str(uint32_t
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_SemanticError_clone"))) TS_SemanticError_clone(uint32_t orig) {
        LDKSemanticError* orig_conv = (LDKSemanticError*)(orig & ~1);
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_clone(orig_conv));
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_no_payment_hash() {
+uint32_t  __attribute__((export_name("TS_SemanticError_no_payment_hash"))) TS_SemanticError_no_payment_hash() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_no_payment_hash());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_multiple_payment_hashes() {
+uint32_t  __attribute__((export_name("TS_SemanticError_multiple_payment_hashes"))) TS_SemanticError_multiple_payment_hashes() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_multiple_payment_hashes());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_no_description() {
+uint32_t  __attribute__((export_name("TS_SemanticError_no_description"))) TS_SemanticError_no_description() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_no_description());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_multiple_descriptions() {
+uint32_t  __attribute__((export_name("TS_SemanticError_multiple_descriptions"))) TS_SemanticError_multiple_descriptions() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_multiple_descriptions());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_no_payment_secret() {
+uint32_t  __attribute__((export_name("TS_SemanticError_no_payment_secret"))) TS_SemanticError_no_payment_secret() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_no_payment_secret());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_multiple_payment_secrets() {
+uint32_t  __attribute__((export_name("TS_SemanticError_multiple_payment_secrets"))) TS_SemanticError_multiple_payment_secrets() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_multiple_payment_secrets());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_invalid_features() {
+uint32_t  __attribute__((export_name("TS_SemanticError_invalid_features"))) TS_SemanticError_invalid_features() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_invalid_features());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_invalid_recovery_id() {
+uint32_t  __attribute__((export_name("TS_SemanticError_invalid_recovery_id"))) TS_SemanticError_invalid_recovery_id() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_invalid_recovery_id());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_invalid_signature() {
+uint32_t  __attribute__((export_name("TS_SemanticError_invalid_signature"))) TS_SemanticError_invalid_signature() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_invalid_signature());
        return ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SemanticError_imprecise_amount() {
+uint32_t  __attribute__((export_name("TS_SemanticError_imprecise_amount"))) TS_SemanticError_imprecise_amount() {
        uint32_t ret_conv = LDKSemanticError_to_js(SemanticError_imprecise_amount());
        return ret_conv;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_SemanticError_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_SemanticError_eq"))) TS_SemanticError_eq(uint32_t a, uint32_t b) {
        LDKSemanticError* a_conv = (LDKSemanticError*)(a & ~1);
        LDKSemanticError* b_conv = (LDKSemanticError*)(b & ~1);
        jboolean ret_val = SemanticError_eq(a_conv, b_conv);
        return ret_val;
 }
 
-jstring  __attribute__((visibility("default"))) TS_SemanticError_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_SemanticError_to_str"))) TS_SemanticError_to_str(uint32_t o) {
        LDKSemanticError* o_conv = (LDKSemanticError*)(o & ~1);
        LDKStr ret_str = SemanticError_to_str(o_conv);
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
@@ -36971,58 +40664,58 @@ jstring  __attribute__((visibility("default"))) TS_SemanticError_to_str(uint32_t
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_SignOrCreationError_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_SignOrCreationError_free"))) TS_SignOrCreationError_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSignOrCreationError this_ptr_conv = *(LDKSignOrCreationError*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        SignOrCreationError_free(this_ptr_conv);
 }
 
-static inline uint64_t SignOrCreationError_clone_ptr(LDKSignOrCreationError *NONNULL_PTR arg) {
+static inline uintptr_t SignOrCreationError_clone_ptr(LDKSignOrCreationError *NONNULL_PTR arg) {
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_SignOrCreationError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_SignOrCreationError_clone_ptr"))) TS_SignOrCreationError_clone_ptr(uint32_t arg) {
        LDKSignOrCreationError* arg_conv = (LDKSignOrCreationError*)arg;
-       int64_t ret_val = SignOrCreationError_clone_ptr(arg_conv);
+       uint32_t ret_val = SignOrCreationError_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignOrCreationError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_SignOrCreationError_clone"))) TS_SignOrCreationError_clone(uint32_t orig) {
        LDKSignOrCreationError* orig_conv = (LDKSignOrCreationError*)orig;
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignOrCreationError_sign_error() {
+uint32_t  __attribute__((export_name("TS_SignOrCreationError_sign_error"))) TS_SignOrCreationError_sign_error() {
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_sign_error();
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignOrCreationError_creation_error(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_SignOrCreationError_creation_error"))) TS_SignOrCreationError_creation_error(uint32_t a) {
        LDKCreationError a_conv = LDKCreationError_from_js(a);
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_creation_error(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_SignOrCreationError_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_SignOrCreationError_eq"))) TS_SignOrCreationError_eq(uint32_t a, uint32_t b) {
        LDKSignOrCreationError* a_conv = (LDKSignOrCreationError*)a;
        LDKSignOrCreationError* b_conv = (LDKSignOrCreationError*)b;
        jboolean ret_val = SignOrCreationError_eq(a_conv, b_conv);
        return ret_val;
 }
 
-jstring  __attribute__((visibility("default"))) TS_SignOrCreationError_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_SignOrCreationError_to_str"))) TS_SignOrCreationError_to_str(uint32_t o) {
        LDKSignOrCreationError* o_conv = (LDKSignOrCreationError*)o;
        LDKStr ret_str = SignOrCreationError_to_str(o_conv);
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
@@ -37030,7 +40723,7 @@ jstring  __attribute__((visibility("default"))) TS_SignOrCreationError_to_str(ui
        return ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_InvoicePayer_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_InvoicePayer_free"))) TS_InvoicePayer_free(uint32_t this_obj) {
        LDKInvoicePayer this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -37038,25 +40731,25 @@ void  __attribute__((visibility("default"))) TS_InvoicePayer_free(uint32_t this_
        InvoicePayer_free(this_obj_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_Payer_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Payer_free"))) TS_Payer_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPayer this_ptr_conv = *(LDKPayer*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Payer_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_Router_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_Router_free"))) TS_Router_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKRouter this_ptr_conv = *(LDKRouter*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        Router_free(this_ptr_conv);
 }
 
-void  __attribute__((visibility("default"))) TS_RetryAttempts_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_RetryAttempts_free"))) TS_RetryAttempts_free(uint32_t this_obj) {
        LDKRetryAttempts this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -37064,16 +40757,16 @@ void  __attribute__((visibility("default"))) TS_RetryAttempts_free(uint32_t this
        RetryAttempts_free(this_obj_conv);
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RetryAttempts_get_a(uint32_t this_ptr) {
+uint32_t  __attribute__((export_name("TS_RetryAttempts_get_a"))) TS_RetryAttempts_get_a(uint32_t this_ptr) {
        LDKRetryAttempts this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int64_t ret_val = RetryAttempts_get_a(&this_ptr_conv);
+       uint32_t ret_val = RetryAttempts_get_a(&this_ptr_conv);
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_RetryAttempts_set_a(uint32_t this_ptr, int64_t val) {
+void  __attribute__((export_name("TS_RetryAttempts_set_a"))) TS_RetryAttempts_set_a(uint32_t this_ptr, uint32_t val) {
        LDKRetryAttempts this_ptr_conv;
        this_ptr_conv.inner = (void*)(this_ptr & (~1));
        this_ptr_conv.is_owned = false;
@@ -37081,58 +40774,58 @@ void  __attribute__((visibility("default"))) TS_RetryAttempts_set_a(uint32_t thi
        RetryAttempts_set_a(&this_ptr_conv, val);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RetryAttempts_new(int64_t a_arg) {
+uint32_t  __attribute__((export_name("TS_RetryAttempts_new"))) TS_RetryAttempts_new(uint32_t a_arg) {
        LDKRetryAttempts ret_var = RetryAttempts_new(a_arg);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-static inline uint64_t RetryAttempts_clone_ptr(LDKRetryAttempts *NONNULL_PTR arg) {
+static inline uintptr_t RetryAttempts_clone_ptr(LDKRetryAttempts *NONNULL_PTR arg) {
        LDKRetryAttempts ret_var = RetryAttempts_clone(arg);
-uint64_t ret_ref = 0;
-CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+uint32_t ret_ref = 0;
+CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
 CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uint64_t)ret_var.inner;
+ret_ref = (uintptr_t)ret_var.inner;
 if (ret_var.is_owned) {
        ret_ref |= 1;
 }
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_RetryAttempts_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_RetryAttempts_clone_ptr"))) TS_RetryAttempts_clone_ptr(uint32_t arg) {
        LDKRetryAttempts arg_conv;
        arg_conv.inner = (void*)(arg & (~1));
        arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_val = RetryAttempts_clone_ptr(&arg_conv);
+       uint32_t ret_val = RetryAttempts_clone_ptr(&arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_RetryAttempts_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_RetryAttempts_clone"))) TS_RetryAttempts_clone(uint32_t orig) {
        LDKRetryAttempts orig_conv;
        orig_conv.inner = (void*)(orig & (~1));
        orig_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
        LDKRetryAttempts ret_var = RetryAttempts_clone(&orig_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-jboolean  __attribute__((visibility("default"))) TS_RetryAttempts_eq(uint32_t a, uint32_t b) {
+jboolean  __attribute__((export_name("TS_RetryAttempts_eq"))) TS_RetryAttempts_eq(uint32_t a, uint32_t b) {
        LDKRetryAttempts a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = false;
@@ -37145,7 +40838,7 @@ jboolean  __attribute__((visibility("default"))) TS_RetryAttempts_eq(uint32_t a,
        return ret_val;
 }
 
-int64_t  __attribute__((visibility("default"))) TS_RetryAttempts_hash(uint32_t o) {
+int64_t  __attribute__((export_name("TS_RetryAttempts_hash"))) TS_RetryAttempts_hash(uint32_t o) {
        LDKRetryAttempts o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -37154,44 +40847,44 @@ int64_t  __attribute__((visibility("default"))) TS_RetryAttempts_hash(uint32_t o
        return ret_val;
 }
 
-void  __attribute__((visibility("default"))) TS_PaymentError_free(uint32_t this_ptr) {
+void  __attribute__((export_name("TS_PaymentError_free"))) TS_PaymentError_free(uint32_t this_ptr) {
        if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uint64_t)this_ptr) & ~1);
+       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentError this_ptr_conv = *(LDKPaymentError*)(this_ptr_ptr);
        FREE((void*)this_ptr);
        PaymentError_free(this_ptr_conv);
 }
 
-static inline uint64_t PaymentError_clone_ptr(LDKPaymentError *NONNULL_PTR arg) {
+static inline uintptr_t PaymentError_clone_ptr(LDKPaymentError *NONNULL_PTR arg) {
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_clone(arg);
-uint64_t ret_ref = (uint64_t)ret_copy;
+uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
-int64_t  __attribute__((visibility("default"))) TS_PaymentError_clone_ptr(uint32_t arg) {
+uint32_t  __attribute__((export_name("TS_PaymentError_clone_ptr"))) TS_PaymentError_clone_ptr(uint32_t arg) {
        LDKPaymentError* arg_conv = (LDKPaymentError*)arg;
-       int64_t ret_val = PaymentError_clone_ptr(arg_conv);
+       uint32_t ret_val = PaymentError_clone_ptr(arg_conv);
        return ret_val;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentError_clone(uint32_t orig) {
+uint32_t  __attribute__((export_name("TS_PaymentError_clone"))) TS_PaymentError_clone(uint32_t orig) {
        LDKPaymentError* orig_conv = (LDKPaymentError*)orig;
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_clone(orig_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentError_invoice(jstring a) {
+uint32_t  __attribute__((export_name("TS_PaymentError_invoice"))) TS_PaymentError_invoice(jstring a) {
        LDKStr a_conv = str_ref_to_owned_c(a);
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_invoice(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentError_routing(uint32_t a) {
+uint32_t  __attribute__((export_name("TS_PaymentError_routing"))) TS_PaymentError_routing(uint32_t a) {
        LDKLightningError a_conv;
        a_conv.inner = (void*)(a & (~1));
        a_conv.is_owned = (a & 1) || (a == 0);
@@ -37199,36 +40892,36 @@ uint32_t  __attribute__((visibility("default"))) TS_PaymentError_routing(uint32_
        a_conv = LightningError_clone(&a_conv);
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_routing(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_PaymentError_sending(uint32_t a) {
-       void* a_ptr = (void*)(((uint64_t)a) & ~1);
+uint32_t  __attribute__((export_name("TS_PaymentError_sending"))) TS_PaymentError_sending(uint32_t a) {
+       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
        CHECK_ACCESS(a_ptr);
        LDKPaymentSendFailure a_conv = *(LDKPaymentSendFailure*)(a_ptr);
-       a_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uint64_t)a) & ~1));
+       a_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)a) & ~1));
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_sending(a_conv);
-       uint64_t ret_ref = (uint64_t)ret_copy;
+       uint32_t ret_ref = (uintptr_t)ret_copy;
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_new(uint32_t payer, uint32_t router, uint32_t scorer, uint32_t logger, uint32_t event_handler, uint32_t retry_attempts) {
-       void* payer_ptr = (void*)(((uint64_t)payer) & ~1);
+uint32_t  __attribute__((export_name("TS_InvoicePayer_new"))) TS_InvoicePayer_new(uint32_t payer, uint32_t router, uint32_t scorer, uint32_t logger, uint32_t event_handler, uint32_t retry_attempts) {
+       void* payer_ptr = (void*)(((uintptr_t)payer) & ~1);
        CHECK_ACCESS(payer_ptr);
        LDKPayer payer_conv = *(LDKPayer*)(payer_ptr);
-       void* router_ptr = (void*)(((uint64_t)router) & ~1);
+       void* router_ptr = (void*)(((uintptr_t)router) & ~1);
        CHECK_ACCESS(router_ptr);
        LDKRouter router_conv = *(LDKRouter*)(router_ptr);
        LDKMultiThreadedLockableScore scorer_conv;
        scorer_conv.inner = (void*)(scorer & (~1));
        scorer_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(scorer_conv);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
-       void* event_handler_ptr = (void*)(((uint64_t)event_handler) & ~1);
+       void* event_handler_ptr = (void*)(((uintptr_t)event_handler) & ~1);
        CHECK_ACCESS(event_handler_ptr);
        LDKEventHandler event_handler_conv = *(LDKEventHandler*)(event_handler_ptr);
        LDKRetryAttempts retry_attempts_conv;
@@ -37237,18 +40930,18 @@ uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_new(uint32_t pa
        CHECK_INNER_FIELD_ACCESS_OR_NULL(retry_attempts_conv);
        retry_attempts_conv = RetryAttempts_clone(&retry_attempts_conv);
        LDKInvoicePayer ret_var = InvoicePayer_new(payer_conv, router_conv, &scorer_conv, logger_conv, event_handler_conv, retry_attempts_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_pay_invoice(uint32_t this_arg, uint32_t invoice) {
+uint32_t  __attribute__((export_name("TS_InvoicePayer_pay_invoice"))) TS_InvoicePayer_pay_invoice(uint32_t this_arg, uint32_t invoice) {
        LDKInvoicePayer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -37259,10 +40952,10 @@ uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_pay_invoice(uin
        CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_invoice(&this_arg_conv, &invoice_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_pay_zero_value_invoice(uint32_t this_arg, uint32_t invoice, int64_t amount_msats) {
+uint32_t  __attribute__((export_name("TS_InvoicePayer_pay_zero_value_invoice"))) TS_InvoicePayer_pay_zero_value_invoice(uint32_t this_arg, uint32_t invoice, int64_t amount_msats) {
        LDKInvoicePayer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
@@ -37273,67 +40966,67 @@ uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_pay_zero_value_
        CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_zero_value_invoice(&this_arg_conv, &invoice_conv, amount_msats);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_pay_pubkey(uint32_t this_arg, int8_tArray pubkey, int8_tArray payment_preimage, int64_t amount_msats, int32_t final_cltv_expiry_delta) {
+uint32_t  __attribute__((export_name("TS_InvoicePayer_pay_pubkey"))) TS_InvoicePayer_pay_pubkey(uint32_t this_arg, int8_tArray pubkey, int8_tArray payment_preimage, int64_t amount_msats, int32_t final_cltv_expiry_delta) {
        LDKInvoicePayer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPublicKey pubkey_ref;
-       CHECK(*((uint32_t*)pubkey) == 33);
-       memcpy(pubkey_ref.compressed_form, (uint8_t*)(pubkey + 4), 33);
+       CHECK(pubkey->arr_len == 33);
+       memcpy(pubkey_ref.compressed_form, pubkey->elems, 33); FREE(pubkey);
        LDKThirtyTwoBytes payment_preimage_ref;
-       CHECK(*((uint32_t*)payment_preimage) == 32);
-       memcpy(payment_preimage_ref.data, (uint8_t*)(payment_preimage + 4), 32);
+       CHECK(payment_preimage->arr_len == 32);
+       memcpy(payment_preimage_ref.data, payment_preimage->elems, 32); FREE(payment_preimage);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_pubkey(&this_arg_conv, pubkey_ref, payment_preimage_ref, amount_msats, final_cltv_expiry_delta);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_InvoicePayer_remove_cached_payment(uint32_t this_arg, int8_tArray payment_hash) {
+void  __attribute__((export_name("TS_InvoicePayer_remove_cached_payment"))) TS_InvoicePayer_remove_cached_payment(uint32_t this_arg, int8_tArray payment_hash) {
        LDKInvoicePayer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        unsigned char payment_hash_arr[32];
-       CHECK(*((uint32_t*)payment_hash) == 32);
-       memcpy(payment_hash_arr, (uint8_t*)(payment_hash + 4), 32);
+       CHECK(payment_hash->arr_len == 32);
+       memcpy(payment_hash_arr, payment_hash->elems, 32); FREE(payment_hash);
        unsigned char (*payment_hash_ref)[32] = &payment_hash_arr;
        InvoicePayer_remove_cached_payment(&this_arg_conv, payment_hash_ref);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_InvoicePayer_as_EventHandler(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_InvoicePayer_as_EventHandler"))) TS_InvoicePayer_as_EventHandler(uint32_t this_arg) {
        LDKInvoicePayer this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKEventHandler* ret_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
        *ret_ret = InvoicePayer_as_EventHandler(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_create_invoice_from_channelmanager(uint32_t channelmanager, uint32_t keys_manager, uint32_t network, uint32_t amt_msat, jstring description) {
+uint32_t  __attribute__((export_name("TS_create_invoice_from_channelmanager_and_duration_since_epoch"))) TS_create_invoice_from_channelmanager_and_duration_since_epoch(uint32_t channelmanager, uint32_t keys_manager, uint32_t network, uint32_t amt_msat, jstring description, int64_t duration_since_epoch) {
        LDKChannelManager channelmanager_conv;
        channelmanager_conv.inner = (void*)(channelmanager & (~1));
        channelmanager_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
-       void* keys_manager_ptr = (void*)(((uint64_t)keys_manager) & ~1);
+       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        LDKCurrency network_conv = LDKCurrency_from_js(network);
-       void* amt_msat_ptr = (void*)(((uint64_t)amt_msat) & ~1);
+       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uint64_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
        LDKStr description_conv = str_ref_to_owned_c(description);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_invoice_from_channelmanager(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_conv);
-       return (uint64_t)ret_conv;
+       *ret_conv = create_invoice_from_channelmanager_and_duration_since_epoch(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_conv, duration_since_epoch);
+       return (uint32_t)ret_conv;
 }
 
-void  __attribute__((visibility("default"))) TS_DefaultRouter_free(uint32_t this_obj) {
+void  __attribute__((export_name("TS_DefaultRouter_free"))) TS_DefaultRouter_free(uint32_t this_obj) {
        LDKDefaultRouter this_obj_conv;
        this_obj_conv.inner = (void*)(this_obj & (~1));
        this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
@@ -37341,68 +41034,68 @@ void  __attribute__((visibility("default"))) TS_DefaultRouter_free(uint32_t this
        DefaultRouter_free(this_obj_conv);
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DefaultRouter_new(uint32_t network_graph, uint32_t logger) {
+uint32_t  __attribute__((export_name("TS_DefaultRouter_new"))) TS_DefaultRouter_new(uint32_t network_graph, uint32_t logger) {
        LDKNetworkGraph network_graph_conv;
        network_graph_conv.inner = (void*)(network_graph & (~1));
        network_graph_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* logger_ptr = (void*)(((uint64_t)logger) & ~1);
+       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        LDKDefaultRouter ret_var = DefaultRouter_new(&network_graph_conv, logger_conv);
-       uint64_t ret_ref = 0;
-       CHECK((((uint64_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uint64_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       uint32_t ret_ref = 0;
+       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
+       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uint64_t)ret_var.inner;
+       ret_ref = (uintptr_t)ret_var.inner;
        if (ret_var.is_owned) {
                ret_ref |= 1;
        }
        return ret_ref;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_DefaultRouter_as_Router(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_DefaultRouter_as_Router"))) TS_DefaultRouter_as_Router(uint32_t this_arg) {
        LDKDefaultRouter this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKRouter* ret_ret = MALLOC(sizeof(LDKRouter), "LDKRouter");
        *ret_ret = DefaultRouter_as_Router(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_ChannelManager_as_Payer(uint32_t this_arg) {
+uint32_t  __attribute__((export_name("TS_ChannelManager_as_Payer"))) TS_ChannelManager_as_Payer(uint32_t this_arg) {
        LDKChannelManager this_arg_conv;
        this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        LDKPayer* ret_ret = MALLOC(sizeof(LDKPayer), "LDKPayer");
        *ret_ret = ChannelManager_as_Payer(&this_arg_conv);
-       return (uint64_t)ret_ret;
+       return (uint32_t)ret_ret;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SiPrefix_from_str(jstring s) {
+uint32_t  __attribute__((export_name("TS_SiPrefix_from_str"))) TS_SiPrefix_from_str(jstring s) {
        LDKStr s_conv = str_ref_to_owned_c(s);
        LDKCResult_SiPrefixNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixNoneZ), "LDKCResult_SiPrefixNoneZ");
        *ret_conv = SiPrefix_from_str(s_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_Invoice_from_str(jstring s) {
+uint32_t  __attribute__((export_name("TS_Invoice_from_str"))) TS_Invoice_from_str(jstring s) {
        LDKStr s_conv = str_ref_to_owned_c(s);
        LDKCResult_InvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceNoneZ), "LDKCResult_InvoiceNoneZ");
        *ret_conv = Invoice_from_str(s_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-uint32_t  __attribute__((visibility("default"))) TS_SignedRawInvoice_from_str(jstring s) {
+uint32_t  __attribute__((export_name("TS_SignedRawInvoice_from_str"))) TS_SignedRawInvoice_from_str(jstring s) {
        LDKStr s_conv = str_ref_to_owned_c(s);
        LDKCResult_SignedRawInvoiceNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceNoneZ), "LDKCResult_SignedRawInvoiceNoneZ");
        *ret_conv = SignedRawInvoice_from_str(s_conv);
-       return (uint64_t)ret_conv;
+       return (uint32_t)ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS_Invoice_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_Invoice_to_str"))) TS_Invoice_to_str(uint32_t o) {
        LDKInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -37413,7 +41106,7 @@ jstring  __attribute__((visibility("default"))) TS_Invoice_to_str(uint32_t o) {
        return ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS_SignedRawInvoice_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_SignedRawInvoice_to_str"))) TS_SignedRawInvoice_to_str(uint32_t o) {
        LDKSignedRawInvoice o_conv;
        o_conv.inner = (void*)(o & (~1));
        o_conv.is_owned = false;
@@ -37424,7 +41117,7 @@ jstring  __attribute__((visibility("default"))) TS_SignedRawInvoice_to_str(uint3
        return ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS_Currency_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_Currency_to_str"))) TS_Currency_to_str(uint32_t o) {
        LDKCurrency* o_conv = (LDKCurrency*)(o & ~1);
        LDKStr ret_str = Currency_to_str(o_conv);
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);
@@ -37432,7 +41125,7 @@ jstring  __attribute__((visibility("default"))) TS_Currency_to_str(uint32_t o) {
        return ret_conv;
 }
 
-jstring  __attribute__((visibility("default"))) TS_SiPrefix_to_str(uint32_t o) {
+jstring  __attribute__((export_name("TS_SiPrefix_to_str"))) TS_SiPrefix_to_str(uint32_t o) {
        LDKSiPrefix* o_conv = (LDKSiPrefix*)(o & ~1);
        LDKStr ret_str = SiPrefix_to_str(o_conv);
        jstring ret_conv = str_ref_to_ts(ret_str.chars, ret_str.len);