self.function_ptr_counter = 0
self.function_ptrs = {}
self.c_type_map = dict(
+ bool = ['boolean', 'boolean', 'XXX'],
uint8_t = ['number', 'number', 'Uint8Array'],
uint16_t = ['number', 'number', 'Uint16Array'],
uint32_t = ['number', 'number', 'Uint32Array'],
+ int64_t = ['bigint', 'bigint', 'BigInt64Array'],
uint64_t = ['bigint', 'bigint', 'BigUint64Array'],
+ double = ['number', 'number', 'Float64Array'],
)
self.java_type_map = dict(
String = "number"
var getRandomValues: Function;
imports.wasi_snapshot_preview1 = {
- "fd_write": (fd: number, iovec_array_ptr: number, iovec_array_len: number) => {
+ "fd_write": (fd: number, iovec_array_ptr: number, iovec_array_len: number, bytes_written_ptr: number) => {
// This should generally only be used to print panic messages
- console.log("FD_WRITE to " + fd + " in " + iovec_array_len + " chunks.");
const ptr_len_view = new Uint32Array(wasm.memory.buffer, iovec_array_ptr, iovec_array_len * 2);
+ var bytes_written = 0;
for (var i = 0; i < iovec_array_len; i++) {
const bytes_view = new Uint8Array(wasm.memory.buffer, ptr_len_view[i*2], ptr_len_view[i*2+1]);
- console.log(String.fromCharCode(...bytes_view));
+ console.log("[fd " + fd + "]: " + String.fromCharCode(...bytes_view));
+ bytes_written += ptr_len_view[i*2+1]!;
}
+ const written_view = new Uint32Array(wasm.memory.buffer, bytes_written_ptr, 1);
+ written_view[0] = bytes_written;
return 0;
},
"fd_close": (_fd: number) => {
},
"environ_sizes_get": (environ_var_count_ptr: number, environ_len_ptr: number) => {
// This is called before fd_write to format + print panic messages
- console.log("wasi_snapshot_preview1:environ_sizes_get");
const out_count_view = new Uint32Array(wasm.memory.buffer, environ_var_count_ptr, 1);
out_count_view[0] = 0;
const out_len_view = new Uint32Array(wasm.memory.buffer, environ_len_ptr, 1);
out_len_view[0] = 0;
return 0;
},
- "environ_get": (environ_ptr: number, environ_buf_ptr: number) => {
- // This is called before fd_write to format + print panic messages
+ "environ_get": (_environ_ptr: number, _environ_buf_ptr: number) => {
+ // This is called before fd_write to format + print panic messages,
+ // but only if we have variables in environ_sizes_get, so shouldn't ever actually happen!
console.log("wasi_snapshot_preview1:environ_get");
return 58; // Note supported - we said there were 0 environment entries!
},
}
if (decodeString(wasm.TS_get_lib_version_string()) !== version.get_ldk_java_bindings_version())
- throw new Error(\"Compiled LDK library and LDK class failes do not match\");
+ throw new Error(\"Compiled LDK library and LDK class files do not match\");
// Fetching the LDK versions from C also checks that the header and binaries match
const c_bindings_ver: number = wasm.TS_get_ldk_c_bindings_version();
const ldk_ver: number = wasm.TS_get_ldk_version();
isWasmInitialized = true;
}
+const fn_list = ["uuuuuu", "buuuuu", "bbuuuu", "bbbuuu", "bbbbuu", "bbbbbu",
+ "bbbbbb", "ubuubu", "ubuuuu", "ubbuuu", "uubuuu", "uububu", "ububuu"];
+
/* @internal */
export async function initializeWasmFromUint8Array(wasmBinary: Uint8Array) {
- imports.env["js_invoke_function_u"] = js_invoke;
- imports.env["js_invoke_function_b"] = js_invoke;
+ for (const fn of fn_list) { imports.env["js_invoke_function_" + fn] = js_invoke; }
const { instance: wasmInstance } = await WebAssembly.instantiate(wasmBinary, imports);
await finishInitializeWasm(wasmInstance);
}
/* @internal */
export async function initializeWasmFetch(uri: string) {
+ for (const fn of fn_list) { imports.env["js_invoke_function_" + fn] = js_invoke; }
const stream = fetch(uri);
- imports.env["js_invoke_function_u"] = js_invoke;
- imports.env["js_invoke_function_b"] = js_invoke;
const { instance: wasmInstance } = await WebAssembly.instantiateStreaming(stream, imports);
await finishInitializeWasm(wasmInstance);
}"""
export function uint5ArrToBytes(inputArray: Array<UInt5>): Uint8Array {
const arr = new Uint8Array(inputArray.length);
for (var i = 0; i < inputArray.length; i++) {
- arr[i] = inputArray[i].getVal();
+ arr[i] = inputArray[i]!.getVal();
}
return arr;
}
export function WitnessVersionArrToBytes(inputArray: Array<WitnessVersion>): Uint8Array {
const arr = new Uint8Array(inputArray.length);
for (var i = 0; i < inputArray.length; i++) {
- arr[i] = inputArray[i].getVal();
+ arr[i] = inputArray[i]!.getVal();
}
return arr;
}
/* @internal */
-export function encodeUint8Array (inputArray: Uint8Array): number {
- const cArrayPointer = wasm.TS_malloc(inputArray.length + 4);
- const arrayLengthView = new Uint32Array(wasm.memory.buffer, cArrayPointer, 1);
- arrayLengthView[0] = inputArray.length;
- const arrayMemoryView = new Uint8Array(wasm.memory.buffer, cArrayPointer + 4, inputArray.length);
+export function encodeUint128 (inputVal: bigint): number {
+ if (inputVal >= 0x10000000000000000000000000000000n) throw "U128s cannot exceed 128 bits";
+ const cArrayPointer = wasm.TS_malloc(16 + 8);
+ const arrayLengthView = new BigUint64Array(wasm.memory.buffer, cArrayPointer, 1);
+ arrayLengthView[0] = BigInt(16);
+ const arrayMemoryView = new Uint8Array(wasm.memory.buffer, cArrayPointer + 8, 16);
+ for (var i = 0; i < 16; i++) arrayMemoryView[i] = Number((inputVal >> BigInt(i)*8n) & 0xffn);
+ return cArrayPointer;
+}
+/* @internal */
+export function encodeUint8Array (inputArray: Uint8Array|null): number {
+ if (inputArray == null) return 0;
+ const cArrayPointer = wasm.TS_malloc(inputArray.length + 8);
+ const arrayLengthView = new BigUint64Array(wasm.memory.buffer, cArrayPointer, 1);
+ arrayLengthView[0] = BigInt(inputArray.length);
+ const arrayMemoryView = new Uint8Array(wasm.memory.buffer, cArrayPointer + 8, inputArray.length);
arrayMemoryView.set(inputArray);
return cArrayPointer;
}
/* @internal */
-export function encodeUint32Array (inputArray: Uint32Array|Array<number>): number {
- const cArrayPointer = wasm.TS_malloc((inputArray.length + 1) * 4);
- const arrayMemoryView = new Uint32Array(wasm.memory.buffer, cArrayPointer, inputArray.length);
- arrayMemoryView.set(inputArray, 1);
- arrayMemoryView[0] = inputArray.length;
+export function encodeUint16Array (inputArray: Uint16Array|Array<number>|null): number {
+ if (inputArray == null) return 0;
+ const cArrayPointer = wasm.TS_malloc((inputArray.length + 4) * 2);
+ const arrayLengthView = new BigUint64Array(wasm.memory.buffer, cArrayPointer, 1);
+ arrayLengthView[0] = BigInt(inputArray.length);
+ const arrayMemoryView = new Uint16Array(wasm.memory.buffer, cArrayPointer + 8, inputArray.length);
+ arrayMemoryView.set(inputArray);
return cArrayPointer;
}
/* @internal */
-export function encodeUint64Array (inputArray: BigUint64Array|Array<bigint>): number {
- const cArrayPointer = wasm.TS_malloc(inputArray.length * 8 + 1);
- const arrayLengthView = new Uint32Array(wasm.memory.buffer, cArrayPointer, 1);
- arrayLengthView[0] = inputArray.length;
- const arrayMemoryView = new BigUint64Array(wasm.memory.buffer, cArrayPointer + 4, inputArray.length);
+export function encodeUint32Array (inputArray: Uint32Array|Array<number>|null): number {
+ if (inputArray == null) return 0;
+ const cArrayPointer = wasm.TS_malloc((inputArray.length + 2) * 4);
+ const arrayLengthView = new BigUint64Array(wasm.memory.buffer, cArrayPointer, 1);
+ arrayLengthView[0] = BigInt(inputArray.length);
+ const arrayMemoryView = new Uint32Array(wasm.memory.buffer, cArrayPointer + 8, inputArray.length);
arrayMemoryView.set(inputArray);
return cArrayPointer;
}
+/* @internal */
+export function encodeUint64Array (inputArray: BigUint64Array|Array<bigint>|null): number {
+ if (inputArray == null) return 0;
+ const cArrayPointer = wasm.TS_malloc((inputArray.length + 1) * 8);
+ const arrayMemoryView = new BigUint64Array(wasm.memory.buffer, cArrayPointer, inputArray.length + 1);
+ arrayMemoryView[0] = BigInt(inputArray.length);
+ arrayMemoryView.set(inputArray, 1);
+ return cArrayPointer;
+}
+
+/* @internal */
+export function check_arr_len(arr: Uint8Array|null, len: number): Uint8Array|null {
+ if (arr !== null && arr.length != len) { throw new Error("Expected array of length " + len + " got " + arr.length); }
+ return arr;
+}
/* @internal */
-export function check_arr_len(arr: Uint8Array, len: number): Uint8Array {
- if (arr.length != len) { throw new Error("Expected array of length " + len + "got " + arr.length); }
+export function check_16_arr_len(arr: Uint16Array|null, len: number): Uint16Array|null {
+ if (arr !== null && arr.length != len) { throw new Error("Expected array of length " + len + " got " + arr.length); }
return arr;
}
/* @internal */
export function getArrayLength(arrayPointer: number): number {
- const arraySizeViewer = new Uint32Array(wasm.memory.buffer, arrayPointer, 1);
- return arraySizeViewer[0];
+ const arraySizeViewer = new BigUint64Array(wasm.memory.buffer, arrayPointer, 1);
+ const len = arraySizeViewer[0]!;
+ if (len >= (2n ** 32n)) throw new Error("Bogus Array Size");
+ return Number(len % (2n ** 32n));
+}
+/* @internal */
+export function decodeUint128 (arrayPointer: number, free = true): bigint {
+ const arraySize = getArrayLength(arrayPointer);
+ if (arraySize != 16) throw "Need 16 bytes for a uint128";
+ const actualArrayViewer = new Uint8Array(wasm.memory.buffer, arrayPointer + 8, arraySize);
+ var val = 0n;
+ for (var i = 0; i < 16; i++) {
+ val <<= 8n;
+ val |= BigInt(actualArrayViewer[i]!);
+ }
+ if (free) {
+ wasm.TS_free(arrayPointer);
+ }
+ return val;
}
/* @internal */
export function decodeUint8Array (arrayPointer: number, free = true): Uint8Array {
const arraySize = getArrayLength(arrayPointer);
- const actualArrayViewer = new Uint8Array(wasm.memory.buffer, arrayPointer + 4, arraySize);
+ const actualArrayViewer = new Uint8Array(wasm.memory.buffer, arrayPointer + 8, arraySize);
// Clone the contents, TODO: In the future we should wrap the Viewer in a class that
// will free the underlying memory when it becomes unreachable instead of copying here.
// Note that doing so may have edge-case interactions with memory resizing (invalidating the buffer).
}
return actualArray;
}
-const decodeUint32Array = (arrayPointer: number, free = true) => {
+/* @internal */
+export function decodeUint16Array (arrayPointer: number, free = true): Uint16Array {
const arraySize = getArrayLength(arrayPointer);
- const actualArrayViewer = new Uint32Array(
+ const actualArrayViewer = new Uint16Array(wasm.memory.buffer, arrayPointer + 8, arraySize);
+ // Clone the contents, TODO: In the future we should wrap the Viewer in a class that
+ // will free the underlying memory when it becomes unreachable instead of copying here.
+ // Note that doing so may have edge-case interactions with memory resizing (invalidating the buffer).
+ const actualArray = actualArrayViewer.slice(0, arraySize);
+ if (free) {
+ wasm.TS_free(arrayPointer);
+ }
+ return actualArray;
+}
+/* @internal */
+export function decodeUint64Array (arrayPointer: number, free = true): bigint[] {
+ const arraySize = getArrayLength(arrayPointer);
+ const actualArrayViewer = new BigUint64Array(
wasm.memory.buffer, // value
- arrayPointer + 4, // offset (ignoring length bytes)
+ arrayPointer + 8, // offset (ignoring length bytes)
arraySize // uint32 count
);
// Clone the contents, TODO: In the future we should wrap the Viewer in a class that
// will free the underlying memory when it becomes unreachable instead of copying here.
- const actualArray = actualArrayViewer.slice(0, arraySize);
+ const actualArray = new Array(arraySize);
+ for (var i = 0; i < arraySize; i++) actualArray[i] = actualArrayViewer[i];
if (free) {
wasm.TS_free(arrayPointer);
}
return actualArray;
}
-
export function freeWasmMemory(pointer: number) { wasm.TS_free(pointer); }
+/* @internal */
+export function getU64ArrayElem(arrayPointer: number, idx: number): bigint {
+ const actualArrayViewer = new BigUint64Array(wasm.memory.buffer, arrayPointer + 8, idx + 1);
+ return actualArrayViewer[idx]!;
+}
+
/* @internal */
export function getU32ArrayElem(arrayPointer: number, idx: number): number {
- const actualArrayViewer = new Uint32Array(wasm.memory.buffer, arrayPointer + 4, idx + 1);
- return actualArrayViewer[idx];
+ const actualArrayViewer = new Uint32Array(wasm.memory.buffer, arrayPointer + 8, idx + 1);
+ return actualArrayViewer[idx]!;
}
/* @internal */
export function getU8ArrayElem(arrayPointer: number, idx: number): number {
- const actualArrayViewer = new Uint8Array(wasm.memory.buffer, arrayPointer + 4, idx + 1);
- return actualArrayViewer[idx];
+ const actualArrayViewer = new Uint8Array(wasm.memory.buffer, arrayPointer + 8, idx + 1);
+ return actualArrayViewer[idx]!;
}
/* @internal */
export function decodeString(stringPointer: number, free = true): string {
const arraySize = getArrayLength(stringPointer);
- const memoryView = new Uint8Array(wasm.memory.buffer, stringPointer + 4, arraySize);
+ const memoryView = new Uint8Array(wasm.memory.buffer, stringPointer + 8, arraySize);
const result = new TextDecoder("utf-8").decode(memoryView);
if (free) {
await initializeWasmFromUint8Array(bin);
}
+export * from './structs/UtilMethods.mjs';
""")
self.bindings_version_file = """export function get_ldk_java_bindings_version(): String {
return "<git_version_ldk_garbagecollected>";
}"""
- self.bindings_footer = ""
-
self.common_base = """
function freer(f: () => void) { f() }
const finalizer = new FinalizationRegistry(freer);
-function get_freeer(ptr: number, free_fn: (ptr: number) => void) {
+function get_freeer(ptr: bigint, free_fn: (ptr: bigint) => void) {
return () => {
free_fn(ptr);
}
}
export class CommonBase {
- protected ptr: number;
+ protected ptr: bigint;
protected ptrs_to: object[] = [];
- protected constructor(ptr: number, free_fn: (ptr: number) => void) {
+ protected constructor(ptr: bigint, free_fn: (ptr: bigint) => void) {
this.ptr = ptr;
- if (Number.isFinite(ptr) && ptr != 0){
- finalizer.register(this, get_freeer(ptr, free_fn));
+ if (ptr != 0n){
+ finalizer.register(this, get_freeer(ptr, free_fn), this);
}
}
// In Java, protected means "any subclass can access fields on any other subclass'"
// In TypeScript, protected means "any subclass can access parent fields on instances of itself"
// To work around this, we add accessors for other instances' protected fields here.
- protected static add_ref_from(holder: CommonBase, referent: object) {
- holder.ptrs_to.push(referent);
+ protected static add_ref_from(holder: CommonBase|null, referent: object|null) {
+ if (holder !== null && referent !== null) { holder.ptrs_to.push(referent); }
}
protected static get_ptr_of(o: CommonBase) {
return o.ptr;
}
protected static set_null_skip_free(o: CommonBase) {
- o.ptr = 0;
- finalizer.unregister(o);
+ o.ptr = 0n;
+ // @ts-ignore TypeScript is wrong about the returnvalue of unregister here!
+ const did_unregister: boolean = finalizer.unregister(o);
+ if (!did_unregister)
+ throw new Error("FinalizationRegistry unregister should always unregister unless you double-free'd");
}
}
}
export class UnqualifiedError {
- public constructor(val: number) {}
+ public constructor(_val: number) {}
}
"""
public value: bigint;
/* @internal */
- public constructor(_dummy: object, ptr: number) {
+ public constructor(_dummy: null, ptr: bigint) {
super(ptr, bindings.TxOut_free);
this.script_pubkey = bindings.decodeUint8Array(bindings.TxOut_get_script_pubkey(ptr));
this.value = bindings.TxOut_get_value(ptr);
}
- public constructor_new(value: bigint, script_pubkey: Uint8Array): TxOut {
+ public static constructor_new(value: bigint, script_pubkey: Uint8Array): TxOut {
return new TxOut(null, bindings.TxOut_new(bindings.encodeUint8Array(script_pubkey), value));
}
}"""
self.obj_defined(["TxOut"], "structs")
+ self.txin_defn = """export class TxIn extends CommonBase {
+ /** The witness in this input, in serialized form */
+ public witness: Uint8Array;
+ /** The script_sig in this input */
+ public script_sig: Uint8Array;
+ /** The transaction output's sequence number */
+ public sequence: number;
+ /** The txid this input is spending */
+ public previous_txid: Uint8Array;
+ /** The output index within the spent transaction of the output this input is spending */
+ public previous_vout: number;
+
+ /* @internal */
+ public constructor(_dummy: null, ptr: bigint) {
+ super(ptr, bindings.TxIn_free);
+ this.witness = bindings.decodeUint8Array(bindings.TxIn_get_witness(ptr));
+ this.script_sig = bindings.decodeUint8Array(bindings.TxIn_get_script_sig(ptr));
+ this.sequence = bindings.TxIn_get_sequence(ptr);
+ this.previous_txid = bindings.decodeUint8Array(bindings.TxIn_get_previous_txid(ptr));
+ this.previous_vout = bindings.TxIn_get_previous_vout(ptr);
+ }
+ public static constructor_new(witness: Uint8Array, script_sig: Uint8Array, sequence: number, previous_txid: Uint8Array, previous_vout: number): TxIn {
+ return new TxIn(null, bindings.TxIn_new(bindings.encodeUint8Array(witness), bindings.encodeUint8Array(script_sig), sequence, bindings.encodeUint8Array(previous_txid), previous_vout));
+ }
+}"""
+ self.obj_defined(["TxIn"], "structs")
+
+ self.scalar_defn = """export class BigEndianScalar extends CommonBase {
+ /** The bytes of the scalar value, in big endian */
+ public scalar_bytes: Uint8Array;
+
+ /* @internal */
+ public constructor(_dummy: null, ptr: bigint) {
+ super(ptr, bindings.BigEndianScalar_free);
+ this.scalar_bytes = bindings.decodeUint8Array(bindings.BigEndianScalar_get_bytes(ptr));
+ }
+ public static constructor_new(scalar_bytes: Uint8Array): BigEndianScalar {
+ return new BigEndianScalar(null, bindings.BigEndianScalar_new(bindings.encodeUint8Array(scalar_bytes)));
+ }
+}"""
+ self.obj_defined(["BigEndianScalar"], "structs")
+
self.c_file_pfx = """#include "js-wasm.h"
#include <stdatomic.h>
#include <lightning.h>
#define DECL_ARR_TYPE(ty, name) \\
struct name##array { \\
- uint32_t arr_len; \\
+ uint64_t arr_len; /* uint32_t would suffice but we want to align uint64_ts as well */ \\
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); \\
+ name##Array arr = (name##Array)do_MALLOC(arr_len * sizeof(ty) + sizeof(uint64_t), #name" array init", lineno); \\
arr->arr_len = arr_len; \\
return arr; \\
}
DECL_ARR_TYPE(int64_t, int64_t);
+DECL_ARR_TYPE(uint64_t, uint64_t);
DECL_ARR_TYPE(int8_t, int8_t);
+DECL_ARR_TYPE(int16_t, int16_t);
DECL_ARR_TYPE(uint32_t, uint32_t);
DECL_ARR_TYPE(void*, ptr);
DECL_ARR_TYPE(char, char);
import * as bindings from '../bindings.mjs'
"""
+ self.hu_struct_file_suffix = ""
self.util_fn_pfx = self.hu_struct_file_prefix + "\nexport class UtilMethods extends CommonBase {\n"
self.util_fn_sfx = "}"
self.c_fn_ty_pfx = ""
self.file_ext = ".mts"
- self.ptr_c_ty = "uint32_t"
- self.ptr_native_ty = "number"
+ self.ptr_c_ty = "uint64_t"
+ self.ptr_native_ty = "bigint"
+ self.u128_native_ty = "bigint"
+ self.usize_c_ty = "uint32_t"
+ self.usize_native_ty = "number"
+ self.native_zero_ptr = "0n"
self.result_c_ty = "uint32_t"
self.ptr_arr = "ptrArray"
self.is_arr_some_check = ("", " != 0")
self.get_native_arr_len_call = ("", "->arr_len")
+ def bindings_footer(self):
+ return ""
+
def release_native_arr_ptr_call(self, ty_info, arr_var, arr_ptr_var):
return None
def create_native_arr_call(self, arr_len, ty_info):
if ty_info.c_ty == "ptrArray":
- assert ty_info.rust_obj == "LDKCVec_u5Z" or (ty_info.subty is not None and ty_info.subty.c_ty.endswith("Array"))
+ assert ty_info.rust_obj == "LDKCVec_U5Z" or (ty_info.subty is not None and (ty_info.subty.c_ty.endswith("Array") or ty_info.subty.rust_obj == "LDKStr"))
return "init_" + ty_info.c_ty + "(" + arr_len + ", __LINE__)"
def set_native_arr_contents(self, arr_name, arr_len, ty_info):
if ty_info.c_ty == "int8_tArray":
return ("memcpy(" + arr_name + "->elems, ", ", " + arr_len + ")")
+ elif ty_info.c_ty == "int16_tArray":
+ return ("memcpy(" + arr_name + "->elems, ", ", " + arr_len + " * 2)")
else:
assert False
def get_native_arr_contents(self, arr_name, dest_name, arr_len, ty_info, copy):
- if ty_info.c_ty == "int8_tArray":
+ if ty_info.c_ty == "int8_tArray" or ty_info.c_ty == "int16_tArray":
if copy:
- return "memcpy(" + dest_name + ", " + arr_name + "->elems, " + arr_len + "); FREE(" + arr_name + ")"
+ byte_len = arr_len
+ if ty_info.c_ty == "int16_tArray":
+ byte_len = arr_len + " * 2"
+ return "memcpy(" + dest_name + ", " + arr_name + "->elems, " + byte_len + "); FREE(" + arr_name + ")"
+ assert not copy
if ty_info.c_ty == "ptrArray":
- return "(void*) " + arr_name + "->elems /* XXX " + arr_name + " leaks */"
+ return "(void*) " + arr_name + "->elems"
else:
- assert not copy
- return arr_name + "->elems /* XXX " + arr_name + " leaks */"
+ return arr_name + "->elems"
def get_native_arr_elem(self, arr_name, idxc, ty_info):
assert False # Only called if above is None
def get_native_arr_ptr_call(self, ty_info):
if ty_info.subty is not None:
- return "(" + ty_info.subty.c_ty + "*)(((uint8_t*)", ") + 4)"
- return "(" + ty_info.c_ty + "*)(((uint8_t*)", ") + 4)"
+ return "(" + ty_info.subty.c_ty + "*)(((uint8_t*)", ") + 8)"
+ return "(" + ty_info.c_ty + "*)(((uint8_t*)", ") + 8)"
def get_native_arr_entry_call(self, ty_info, arr_name, idxc, entry_access):
return None
def cleanup_native_arr_ref_contents(self, arr_name, dest_name, arr_len, ty_info):
if ty_info.c_ty == "int8_tArray":
- return None
+ return "FREE(" + arr_name + ");"
else:
- return None
+ return "FREE(" + arr_name + ")"
- def map_hu_array_elems(self, arr_name, conv_name, arr_ty, elem_ty):
- if elem_ty.rust_obj == "LDKu5":
+ def map_hu_array_elems(self, arr_name, conv_name, arr_ty, elem_ty, is_nullable):
+ if elem_ty.rust_obj == "LDKU5":
return arr_name + " != null ? bindings.uint5ArrToBytes(" + arr_name + ") : null"
- assert elem_ty.c_ty == "uint32_t" or elem_ty.c_ty.endswith("Array")
- return arr_name + " != null ? " + arr_name + ".map(" + conv_name + " => " + elem_ty.from_hu_conv[0] + ") : null"
+ assert elem_ty.c_ty == "uint64_t" or elem_ty.c_ty.endswith("Array") or elem_ty.rust_obj == "LDKStr"
+ if is_nullable:
+ return arr_name + " != null ? " + arr_name + ".map(" + conv_name + " => " + elem_ty.from_hu_conv[0] + ") : null"
+ else:
+ return arr_name + ".map(" + conv_name + " => " + elem_ty.from_hu_conv[0] + ")"
def str_ref_to_native_call(self, var_name, str_len):
return "str_ref_to_ts(" + var_name + ", " + str_len + ")"
def get_java_arr_len(self, arr_name):
return "bindings.getArrayLength(" + arr_name + ")"
def get_java_arr_elem(self, elem_ty, arr_name, idx):
- if elem_ty.c_ty == "uint32_t" or elem_ty.c_ty == "uintptr_t" or elem_ty.c_ty.endswith("Array"):
+ if elem_ty.c_ty.endswith("Array") or elem_ty.c_ty == "uintptr_t":
return "bindings.getU32ArrayElem(" + arr_name + ", " + idx + ")"
- elif elem_ty.rust_obj == "LDKu5":
+ elif elem_ty.c_ty == "uint64_t":
+ return "bindings.getU64ArrayElem(" + arr_name + ", " + idx + ")"
+ elif elem_ty.rust_obj == "LDKU5":
return "bindings.getU8ArrayElem(" + arr_name + ", " + idx + ")"
+ elif elem_ty.rust_obj == "LDKStr":
+ return "bindings.getU32ArrayElem(" + arr_name + ", " + idx + ")"
else:
assert False
def constr_hu_array(self, ty_info, arr_len):
def cleanup_converted_native_array(self, ty_info, arr_name):
return "bindings.freeWasmMemory(" + arr_name + ")"
- def primitive_arr_from_hu(self, mapped_ty, fixed_len, arr_name):
+ def primitive_arr_from_hu(self, arr_ty, fixed_len, arr_name):
+ mapped_ty = arr_ty.subty
inner = arr_name
+ if arr_ty.rust_obj == "LDKU128":
+ return ("bindings.encodeUint128(" + inner + ")", "")
if fixed_len is not None:
- assert mapped_ty.c_ty == "int8_t"
- inner = "bindings.check_arr_len(" + arr_name + ", " + fixed_len + ")"
+ if mapped_ty.c_ty == "int8_t":
+ inner = "bindings.check_arr_len(" + arr_name + ", " + fixed_len + ")"
+ elif mapped_ty.c_ty == "int16_t":
+ inner = "bindings.check_16_arr_len(" + arr_name + ", " + fixed_len + ")"
if mapped_ty.c_ty.endswith("Array"):
return ("bindings.encodeUint32Array(" + inner + ")", "")
elif mapped_ty.c_ty == "uint8_t" or mapped_ty.c_ty == "int8_t":
return ("bindings.encodeUint8Array(" + inner + ")", "")
+ elif mapped_ty.c_ty == "uint16_t" or mapped_ty.c_ty == "int16_t":
+ return ("bindings.encodeUint16Array(" + inner + ")", "")
elif mapped_ty.c_ty == "uint32_t":
return ("bindings.encodeUint32Array(" + inner + ")", "")
- elif mapped_ty.c_ty == "int64_t":
+ elif mapped_ty.c_ty == "int64_t" or mapped_ty.c_ty == "uint64_t":
return ("bindings.encodeUint64Array(" + inner + ")", "")
+ elif mapped_ty.rust_obj == "LDKStr":
+ return ("XXX-unused", "")
else:
print(mapped_ty.c_ty)
assert False
- def primitive_arr_to_hu(self, mapped_ty, fixed_len, arr_name, conv_name):
- assert mapped_ty.c_ty == "uint8_t" or mapped_ty.c_ty == "int8_t"
- return "const " + conv_name + ": Uint8Array = bindings.decodeUint8Array(" + arr_name + ");"
+ def primitive_arr_to_hu(self, arr_ty, fixed_len, arr_name, conv_name):
+ mapped_ty = arr_ty.subty
+ if arr_ty.rust_obj == "LDKU128":
+ return "const " + conv_name + ": bigint = bindings.decodeUint128(" + arr_name + ");"
+ elif mapped_ty.c_ty == "uint8_t" or mapped_ty.c_ty == "int8_t":
+ return "const " + conv_name + ": Uint8Array = bindings.decodeUint8Array(" + arr_name + ");"
+ elif mapped_ty.c_ty == "uint16_t" or mapped_ty.c_ty == "int16_t":
+ return "const " + conv_name + ": Uint16Array = bindings.decodeUint16Array(" + arr_name + ");"
+ elif mapped_ty.c_ty == "uint64_t" or mapped_ty.c_ty == "int64_t":
+ return "const " + conv_name + ": bigint[] = bindings.decodeUint64Array(" + arr_name + ");"
+ else:
+ assert False
def var_decl_statement(self, ty_string, var_name, statement):
return "const " + var_name + ": " + ty_string + " = " + statement
out_c = out_c + "\t}\n"
out_c = out_c + "}\n"
+ # Note that this is *not* marked /* @internal */ as we re-expose it directly in enums/
+ enum_comment_formatted = enum_doc_comment.replace("\n", "\n * ")
out_typescript = f"""
-/* @internal */
+/**
+ * {enum_comment_formatted}
+ */
export enum {struct_name} {{
{out_typescript_enum_fields}
}}
else:
bindings_instantiator += ", " + first_to_lower(var.arg_name)
else:
- bindings_instantiator += ", " + first_to_lower(var[1]) + ".bindings_instance"
+ bindings_instantiator += ", " + first_to_lower(var[1]) + ".instance_idx!"
super_instantiator += first_to_lower(var[1]) + "_impl, "
pointer_to_adder += "\t\timpl_holder.held.ptrs_to.push(" + first_to_lower(var[1]) + ");\n"
impl_constructor_arguments += f", {first_to_lower(var[1])}_impl: {var[0].replace('LDK', '')}Interface"
trait_constructor_arguments += ", " + var.arg_name
else:
super_constructor_statements += "\t\tconst " + first_to_lower(var[1]) + " = " + var[1] + ".new_impl(" + super_instantiator + ");\n"
- trait_constructor_arguments += ", " + first_to_lower(var[1]) + ".bindings_instance"
+ trait_constructor_arguments += ", " + first_to_lower(var[1]) + ".instance_idx!"
for suparg in var[2]:
if isinstance(suparg, ConvInfo):
trait_constructor_arguments += ", " + suparg.arg_name
else:
+ # Blindly assume that we can just strip the first arg to build the args for the supertrait
+ super_constructor_statements += "\t\tconst " + first_to_lower(suparg[1]) + " = " + suparg[1] + ".new_impl(" + super_instantiator.split(", ", 1)[1] + ");\n"
trait_constructor_arguments += ", " + suparg[1]
# BUILD INTERFACE METHODS
{out_java_interface}}}
class {struct_name}Holder {{
- held: {struct_name.replace("LDK", "")};
+ held: {struct_name.replace("LDK", "")}|null = null;
}}
/**
*/
export class {struct_name.replace("LDK","")} extends CommonBase {{
/* @internal */
- public bindings_instance?: bindings.{struct_name};
+ public bindings_instance: bindings.{struct_name}|null;
+
+ /* @internal */
+ public instance_idx?: number;
/* @internal */
- constructor(_dummy: object, ptr: number) {{
+ constructor(_dummy: null, ptr: bigint) {{
super(ptr, bindings.{struct_name.replace("LDK","")}_free);
this.bindings_instance = null;
}}
const impl_holder: {struct_name}Holder = new {struct_name}Holder();
let structImplementation = {{
{out_interface_implementation_overrides} }} as bindings.{struct_name};
-{super_constructor_statements} const ptr: number = bindings.{struct_name}_new(structImplementation{bindings_instantiator});
+{super_constructor_statements} const ptr_idx: [bigint, number] = bindings.{struct_name}_new(structImplementation{bindings_instantiator});
- impl_holder.held = new {struct_name.replace("LDK", "")}(null, ptr);
+ impl_holder.held = new {struct_name.replace("LDK", "")}(null, ptr_idx[0]);
+ impl_holder.held.instance_idx = ptr_idx[1];
impl_holder.held.bindings_instance = structImplementation;
-{pointer_to_adder} return impl_holder.held;
+{pointer_to_adder} return impl_holder.held!;
}}
"""
out_typescript_bindings += "}\n\n"
+ c_call_extra_args = ""
out_typescript_bindings += f"/* @internal */\nexport function {struct_name}_new(impl: {struct_name}"
for var in flattened_field_var_conversions:
if isinstance(var, ConvInfo):
out_typescript_bindings += f", {var.arg_name}: {var.java_ty}"
+ c_call_extra_args += f", {var.arg_name}"
else:
- out_typescript_bindings += f", {var[1]}: {var[0]}"
+ out_typescript_bindings += f", {var[1]}: number"
+ c_call_extra_args += f", {var[1]}"
+
- out_typescript_bindings += f"""): number {{
+ out_typescript_bindings += f"""): [bigint, number] {{
if(!isWasmInitialized) {{
throw new Error("initializeWasm() must be awaited first!");
}}
if (js_objs[i] == null || js_objs[i] == undefined) {{ new_obj_idx = i; break; }}
}}
js_objs[i] = new WeakRef(impl);
- return wasm.TS_{struct_name}_new(i);
+ return [wasm.TS_{struct_name}_new(i{c_call_extra_args}), i];
}}
"""
out_c = out_c + arg_info.ret_conv[1].replace('\n', '\n\t') + "\n"
fn_suffix = ""
- if fn_line.ret_ty_info.c_ty == "uint64_t" or fn_line.ret_ty_info.c_ty == "int64_t":
- fn_suffix += "b_"
- else:
- fn_suffix += "u_"
- for arg in fn_line.args_ty:
+ assert len(fn_line.args_ty) < 7
+ for arg_info in fn_line.args_ty:
if arg_info.c_ty == "uint64_t" or arg_info.c_ty == "int64_t":
fn_suffix += "b"
else:
fn_suffix += "u"
+ for i in range(0, 6 - len(fn_line.args_ty)):
+ fn_suffix += "u"
if fn_line.ret_ty_info.c_ty.endswith("Array"):
out_c += "\t" + fn_line.ret_ty_info.c_ty + " ret = (" + fn_line.ret_ty_info.c_ty + ")"
out_c += "js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
out_c = out_c + "\tjs_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
elif fn_line.ret_ty_info.java_hu_ty == "string":
out_c += "\tjstring ret = (jstring)js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
- elif not fn_line.ret_ty_info.passed_as_ptr:
+ elif fn_line.ret_ty_info.arg_conv is None:
out_c += "\treturn js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
else:
- out_c += "\tuint32_t ret = js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
+ out_c += "\tuint64_t ret = js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
self.function_ptrs[self.function_ptr_counter] = (struct_name, fn_line.fn_name)
self.function_ptr_counter += 1
for idx, arg_info in enumerate(fn_line.args_ty):
if arg_info.ret_conv is not None:
- out_c = out_c + ", (uint32_t)" + arg_info.ret_conv_name
+ if arg_info.c_ty.endswith("Array"):
+ out_c += ", (uint32_t)" + arg_info.ret_conv_name
+ else:
+ out_c += ", " + arg_info.ret_conv_name
else:
- out_c = out_c + ", (uint32_t)" + arg_info.arg_name
+ assert False # TODO: Would we need some conversion here?
+ out_c += ", (uint32_t)" + arg_info.arg_name
+ for i in range(0, 6 - len(fn_line.args_ty)):
+ out_c += ", 0"
out_c = out_c + ");\n"
if fn_line.ret_ty_info.arg_conv is not None:
out_c = out_c + "\t" + fn_line.ret_ty_info.arg_conv.replace("\n", "\n\t") + "\n\treturn " + fn_line.ret_ty_info.arg_conv_name + ";\n"
out_c = out_c + "static void " + struct_name + "_JCalls_cloned(" + struct_name + "* new_obj) {\n"
out_c = out_c + "\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) new_obj->this_arg;\n"
out_c = out_c + "\tatomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);\n"
- for var in field_var_conversions:
+ for var in flattened_field_var_conversions:
if not isinstance(var, ConvInfo):
- out_c = out_c + "\tatomic_fetch_add_explicit(&j_calls->" + var[1] + "->refcnt, 1, memory_order_release);\n"
+ out_c = out_c + "\tatomic_fetch_add_explicit(&j_calls->" + var[2].replace(".", "->") + "->refcnt, 1, memory_order_release);\n"
out_c = out_c + "}\n"
out_c = out_c + "static inline " + struct_name + " " + struct_name + "_init (JSValue o"
out_c = out_c + "\t};\n"
for var in flattened_field_var_conversions:
if not isinstance(var, ConvInfo):
- out_c = out_c + "\tcalls->" + var[1] + " = ret." + var[1] + ".this_arg;\n"
+ out_c = out_c + "\tcalls->" + var[1] + " = ret." + var[2] + ".this_arg;\n"
out_c = out_c + "\treturn ret;\n"
out_c = out_c + "}\n"
- out_c = out_c + self.c_fn_ty_pfx + "long " + self.c_fn_name_define_pfx(struct_name + "_new", True) + "JSValue o"
+ out_c = out_c + self.c_fn_ty_pfx + "uint64_t " + self.c_fn_name_define_pfx(struct_name + "_new", True) + "JSValue o"
for var in flattened_field_var_conversions:
if isinstance(var, ConvInfo):
out_c = out_c + ", " + var.c_ty + " " + var.arg_name
else:
out_c = out_c + ", " + var[1]
out_c = out_c + ");\n"
- out_c = out_c + "\treturn (long)res_ptr;\n"
+ out_c = out_c + "\treturn tag_ptr(res_ptr, true);\n"
out_c = out_c + "}\n"
return (out_typescript_bindings, out_typescript_human, out_c)
java_hu_class = "/**\n * " + enum_doc_comment.replace("\n", "\n * ") + "\n */\n"
java_hu_class += "export class " + java_hu_type + " extends CommonBase {\n"
- java_hu_class += "\tprotected constructor(_dummy: object, ptr: number) { super(ptr, bindings." + bindings_type + "_free); }\n"
+ java_hu_class += "\tprotected constructor(_dummy: null, ptr: bigint) { super(ptr, bindings." + bindings_type + "_free); }\n"
java_hu_class += "\t/* @internal */\n"
- java_hu_class += f"\tpublic static constr_from_ptr(ptr: number): {java_hu_type} {{\n"
+ java_hu_class += f"\tpublic static constr_from_ptr(ptr: bigint): {java_hu_type} {{\n"
java_hu_class += f"\t\tconst raw_ty: number = bindings." + struct_name + "_ty_from_ptr(ptr);\n"
out_c += self.c_fn_ty_pfx + "uint32_t" + self.c_fn_name_define_pfx(struct_name + "_ty_from_ptr", True) + self.ptr_c_ty + " ptr) {\n"
- out_c += "\t" + struct_name + " *obj = (" + struct_name + "*)(ptr & ~1);\n"
+ out_c += "\t" + struct_name + " *obj = (" + struct_name + "*)untag_ptr(ptr);\n"
out_c += "\tswitch(obj->tag) {\n"
java_hu_class += "\t\tswitch (raw_ty) {\n"
java_hu_subclasses = ""
else:
hu_conv_body += f"\t\tthis.{field_ty.arg_name} = bindings.{struct_name}_{var.var_name}_get_{field_ty.arg_name}(ptr);\n"
java_hu_subclasses += "\t/* @internal */\n"
- java_hu_subclasses += "\tpublic constructor(ptr: number) {\n\t\tsuper(null, ptr);\n"
+ java_hu_subclasses += "\tpublic constructor(ptr: bigint) {\n\t\tsuper(null, ptr);\n"
java_hu_subclasses = java_hu_subclasses + hu_conv_body
java_hu_subclasses = java_hu_subclasses + "\t}\n}\n"
var_idx += 1
out_java += "}\n"
java_hu_class += "\t\t\tdefault:\n\t\t\t\tthrow new Error('oops, this should be unreachable'); // Unreachable without extending the (internal) bindings interface\n\t\t}\n\t}\n\n"
- out_java += self.fn_call_body(struct_name + "_ty_from_ptr", "uint32_t", "number", "ptr: number", "ptr")
+ out_java += self.fn_call_body(struct_name + "_ty_from_ptr", "uint32_t", "number", "ptr: bigint", "ptr")
out_c += ("\t\tdefault: abort();\n")
out_c += ("\t}\n}\n")
for idx, (field_map, _) in enumerate(var.fields):
fn_name = f"{struct_name}_{var.var_name}_get_{field_map.arg_name}"
out_c += self.c_fn_ty_pfx + field_map.c_ty + self.c_fn_name_define_pfx(fn_name, True) + self.ptr_c_ty + " ptr) {\n"
- out_c += "\t" + struct_name + " *obj = (" + struct_name + "*)(ptr & ~1);\n"
+ out_c += "\t" + struct_name + " *obj = (" + struct_name + "*)untag_ptr(ptr);\n"
out_c += f"\tassert(obj->tag == {struct_name}_{var.var_name});\n"
if field_map.ret_conv is not None:
out_c += ("\t\t\t" + field_map.ret_conv[0].replace("\n", "\n\t\t\t"))
else:
out_c += "\treturn " + "obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name + ";\n"
out_c += "}\n"
- out_java += self.fn_call_body(fn_name, field_map.c_ty, field_map.java_ty, "ptr: number", "ptr")
+ out_java += self.fn_call_body(fn_name, field_map.c_ty, field_map.java_ty, "ptr: bigint", "ptr")
out_java_enum += java_hu_class
self.struct_file_suffixes[java_hu_type] = java_hu_subclasses
self.obj_defined([java_hu_type], "structs")
return (out_java, out_java_enum, out_c)
def map_opaque_struct(self, struct_name, struct_doc_comment):
- implementations = ""
method_header = ""
hu_name = struct_name.replace("LDKC2Tuple", "TwoTuple").replace("LDKC3Tuple", "ThreeTuple").replace("LDK", "")
out_opaque_struct_human = f"{self.hu_struct_file_prefix}"
+ constructor_body = "super(ptr, bindings." + struct_name.replace("LDK","") + "_free);"
+ extra_docs = ""
+ extra_body = ""
if struct_name.startswith("LDKLocked") or struct_name.startswith("LDKReadOnly"):
- out_opaque_struct_human += "/** XXX: DO NOT USE THIS - it remains locked until the GC runs (if that ever happens */"
+ extra_docs = "\n * This type represents a lock and MUST BE MANUALLY FREE'd!"
+ constructor_body = 'super(ptr, () => { throw new Error("Locks must be manually freed with free()"); });'
+ extra_body = f"""
+ /** Releases this lock */
+ public free() {{
+ bindings.{struct_name.replace("LDK","")}_free(this.ptr);
+ CommonBase.set_null_skip_free(this);
+ }}"""
formatted_doc_comment = struct_doc_comment.replace("\n", "\n * ")
out_opaque_struct_human += f"""
-/**
+/**{extra_docs}
* {formatted_doc_comment}
*/
-export class {hu_name} extends CommonBase {implementations}{{
+export class {hu_name} extends CommonBase {{
/* @internal */
- public constructor(_dummy: object, ptr: number) {{
- super(ptr, bindings.{struct_name.replace("LDK","")}_free);
- }}
+ public constructor(_dummy: null, ptr: bigint) {{
+ {constructor_body}
+ }}{extra_body}
"""
self.obj_defined([hu_name], "structs")
suffixes += "\tpublic res: " + res_map.java_hu_ty + ";\n"
suffixes += f"""
/* @internal */
- public constructor(_dummy: object, ptr: number) {{
+ public constructor(_dummy: null, ptr: bigint) {{
super(_dummy, ptr);
"""
if res_map.java_hu_ty == "void":
suffixes += "\tpublic err: " + err_map.java_hu_ty + ";\n"
suffixes += f"""
/* @internal */
- public constructor(_dummy: object, ptr: number) {{
+ public constructor(_dummy: null, ptr: bigint) {{
super(_dummy, ptr);
"""
if err_map.java_hu_ty == "void":
return f"""{self.hu_struct_file_prefix}
export class {human_ty} extends CommonBase {{
- protected constructor(_dummy: object, ptr: number) {{
+ protected constructor(_dummy: null, ptr: bigint) {{
super(ptr, bindings.{struct_name.replace("LDK","")}_free);
}}
/* @internal */
- public static constr_from_ptr(ptr: number): {human_ty} {{
+ public static constr_from_ptr(ptr: bigint): {human_ty} {{
if (bindings.{struct_name.replace("LDK", "")}_is_ok(ptr)) {{
return new {human_ty}_OK(null, ptr);
}} else {{
out_java_struct += arg.arg_name + "_" + explode_arg.arg_name + ": " + explode_arg.java_hu_ty
else:
out_java_struct += arg.arg_name + ": " + arg.java_hu_ty
+ if arg.nullable:
+ out_java_struct += "|null"
out_c += (") {\n")
if out_java_struct is not None:
bindings.write("""
js_invoke = function(obj_ptr: number, fn_id: number, arg1: bigint|number, arg2: bigint|number, arg3: bigint|number, arg4: bigint|number, arg5: bigint|number, arg6: bigint|number, arg7: bigint|number, arg8: bigint|number, arg9: bigint|number, arg10: bigint|number) {
- const weak: WeakRef<object> = js_objs[obj_ptr];
+ const weak: WeakRef<object>|undefined = js_objs[obj_ptr];
if (weak == null || weak == undefined) {
console.error("Got function call on unknown/free'd JS object!");
throw new Error("Got function call on unknown/free'd JS object!");
}
- const obj: object = weak.deref();
+ const obj = weak.deref();
if (obj == null || obj == undefined) {
console.error("Got function call on GC'd JS object!");
throw new Error("Got function call on GC'd JS object!");
bindings.write(f"\t\tcase {str(f)}: fn = Object.getOwnPropertyDescriptor(obj, \"{self.function_ptrs[f][1]}\"); break;\n")
bindings.write("""\t\tdefault:
- console.error("Got unknown function call from C!");
- throw new Error("Got unknown function call from C!");
+ console.error("Got unknown function call with id " + fn_id + " from C!");
+ throw new Error("Got unknown function call with id " + fn_id + " from C!");
}
if (fn == null || fn == undefined) {
- console.error("Got function call on incorrect JS object!");
- throw new Error("Got function call on incorrect JS object!");
+ console.error("Got function call with id " + fn_id + " on incorrect JS object: " + obj);
+ throw new Error("Got function call with id " + fn_id + " on incorrect JS object: " + obj);
+ }
+ var ret;
+ try {
+ ret = fn.value.bind(obj)(arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9, arg10);
+ } catch (e) {
+ console.error("Got an exception calling function with id " + fn_id + "! This is fatal.");
+ console.error(e);
+ throw e;
}
- const ret = fn.value.bind(obj)(arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9, arg10);
if (ret === undefined || ret === null) return BigInt(0);
return BigInt(ret);
}""")