X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=typescript_strings.py;h=ab7bd54a60d74e9491cce4344d9195e28afb40a6;hb=e498223de1e56484096f3e4d2d9f2bf0468fb328;hp=e631237ce5a0d69a04ce9d66fab241af68c88ef9;hpb=9254f751c55dd40afd17bc129cb72f6af3d35ee8;p=ldk-java diff --git a/typescript_strings.py b/typescript_strings.py index e631237c..ab7bd54a 100644 --- a/typescript_strings.py +++ b/typescript_strings.py @@ -11,8 +11,9 @@ class Target(Enum): BROWSER = 2 class Consts: - def __init__(self, DEBUG: bool, target: Target, **kwargs): - + def __init__(self, DEBUG: bool, target: Target, outdir: str, **kwargs): + self.outdir = outdir + self.struct_file_suffixes = {} self.c_type_map = dict( uint8_t = ['number', 'Uint8Array'], uint16_t = ['number', 'Uint16Array'], @@ -20,6 +21,14 @@ class Consts: uint64_t = ['number'], ) + self.wasm_decoding_map = dict( + int8_tArray = 'decodeUint8Array' + ) + + self.wasm_encoding_map = dict( + int8_tArray = 'encodeUint8Array', + ) + self.to_hu_conv_templates = dict( ptr = 'const {var_name}_hu_conv: {human_type} = new {human_type}(null, {var_name});', default = 'const {var_name}_hu_conv: {human_type} = new {human_type}(null, {var_name});', @@ -63,19 +72,39 @@ public static native long new_empty_slice_vec(); """ + self.bindings_version_file = "" + + self.bindings_footer = "" + + self.util_fn_pfx = "" + self.util_fn_sfx = "" + self.common_base = """ - export default class CommonBase { - ptr: number; - ptrs_to: object[] = []; // new LinkedList(); TODO: build linked list implementation - protected constructor(ptr: number) { this.ptr = ptr; } - public _test_only_get_ptr(): number { return this.ptr; } - protected finalize() { - // TODO: finalize myself - } - } +function freer(f: () => void) { f() } +const finalizer = new FinalizationRegistry(freer); +function get_freeer(ptr: number, free_fn: (number) => void) { + return () => { + free_fn(ptr); + } +} + +export default class CommonBase { + protected ptr: number; + protected ptrs_to: object[] = []; + protected constructor(ptr: number, free_fn: (ptr: number) => void) { + this.ptr = ptr; + if (Number.isFinite(ptr) && ptr != 0){ + finalizer.register(this, get_freeer(ptr, free_fn)); + } + } + protected static add_ref_from(holder: CommonBase, referent: object) { + holder.ptrs_to.push(referent); + } + public _test_only_get_ptr(): number { return this.ptr; } +} """ - self.c_file_pfx = """#include + self.c_file_pfx = """#include "js-wasm.h" #include #include @@ -85,7 +114,9 @@ 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); -void assert(scalar expression); +static inline void assert(bool expression) { + if (!expression) { abort(); } +} """ if not DEBUG: @@ -94,9 +125,11 @@ void *malloc(size_t size); void free(void *ptr); #define MALLOC(a, _) malloc(a) -#define FREE(p) if ((long)(p) > 1024) { free(p); } +#define FREE(p) if ((unsigned long)(p) > 4096) { free(p); } #define DO_ASSERT(a) (void)(a) #define CHECK(a) +#define CHECK_ACCESS(p) +#define CHECK_INNER_FIELD_ACCESS_OR_NULL(v) """ else: self.c_file_pfx = self.c_file_pfx + """ @@ -148,11 +181,28 @@ static void alloc_freed(void* ptr) { __real_free(it); } static void FREE(void* ptr) { - if ((long)ptr < 1024) return; // Rust loves to create pointers to the NULL page for dummys + if ((unsigned long)ptr <= 4096) return; // Rust loves to create pointers to the NULL page for dummys alloc_freed(ptr); __real_free(ptr); } +static void CHECK_ACCESS(const void* ptr) { + allocation* it = allocation_ll; + while (it->ptr != ptr) { + it = it->next; + if (it == NULL) { + return; // addrsan should catch malloc-unknown and print more info than we have + } + } +} +#define CHECK_INNER_FIELD_ACCESS_OR_NULL(v) \\ + if (v.is_owned && v.inner != NULL) { \\ + const void *p = __unmangle_inner_ptr(v.inner); \\ + if (p != NULL) { \\ + CHECK_ACCESS(p); \\ + } \\ + } + void* __wrap_malloc(size_t len) { void* res = __real_malloc(len); new_allocation(res, "malloc call"); @@ -196,120 +246,316 @@ _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKu8slice, datalen), _Static_assert(sizeof(void*) == 4, "Pointers mut be 32 bits"); -typedef struct int64_tArray {uint32_t len;int64_t *ptr;} int64_tArray; -typedef struct uint32_tArray {uint32_t len;int32_t *ptr;} uint32_tArray; -typedef struct int8_tArray {uint32_t len;int8_t *ptr;} int8_tArray; -typedef struct jstring {} jstring; +#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) { \\ + name##Array arr = (name##Array)MALLOC(arr_len * sizeof(ty) + sizeof(uint32_t), "##name array init"); \\ + arr->arr_len = arr_len; \\ + return arr; \\ + } -jstring conv_owned_string(const char* _src) { jstring a; return a; } +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) { + charArray arr = init_charArray(len); + 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->arr_len, + .chars_is_owned = true + }; + return res; +} typedef bool jboolean; +uint32_t __attribute__((visibility("default"))) TS_malloc(uint32_t size) { + return (uint32_t)MALLOC(size, "JS-Called malloc"); +} +void __attribute__((visibility("default"))) TS_free(uint32_t ptr) { + FREE((void*)ptr); +} """ - self.hu_struct_file_prefix = f""" -import CommonBase from './CommonBase'; -import * as bindings from '../bindings' // TODO: figure out location + self.c_version_file = "" + + self.hu_struct_file_prefix = """ +import CommonBase from './CommonBase.mjs'; +import * as bindings from '../bindings.mjs' """ self.c_fn_ty_pfx = "" - self.c_fn_name_pfx = "" - self.c_fn_args_pfx = "void* ctx_TODO" - self.file_ext = ".ts" + self.file_ext = ".mts" self.ptr_c_ty = "uint32_t" - self.ptr_native_ty = "number" # "uint32_t" + self.ptr_native_ty = "number" self.result_c_ty = "uint32_t" - self.owned_str_to_c_call = ("conv_owned_string(", ")") - self.ptr_arr = "uint32_tArray" - self.get_native_arr_len_call = ("", ".len") - self.get_native_arr_ptr_call = ("", ".ptr") + self.ptr_arr = "ptrArray" + self.is_arr_some_check = ("", " != 0") + self.get_native_arr_len_call = ("", "->arr_len") - def release_native_arr_ptr_call(self, arr_var, arr_ptr_var): + 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 == "int8_tArray": - return "{ .len = " + arr_len + ", .ptr = MALLOC(" + arr_len + ", \"Native " + ty_info.c_ty + " Bytes\") }" - elif ty_info.c_ty == "int64_tArray": - return "{ .len = " + arr_len + ", .ptr = MALLOC(" + arr_len + " * sizeof(int64_t), \"Native " + ty_info.c_ty + " Bytes\") }" - elif ty_info.c_ty == "uint32_tArray": - return "{ .len = " + arr_len + ", .ptr = MALLOC(" + arr_len + " * sizeof(int32_t), \"Native " + ty_info.c_ty + " Bytes\") }" - else: - print("Need to create arr!", ty_info.c_ty) - return ty_info.c_ty + if ty_info.c_ty == "ptrArray": + assert ty_info.subty is not None and ty_info.subty.c_ty.endswith("Array") + return "init_" + ty_info.c_ty + "(" + arr_len + ")" def set_native_arr_contents(self, arr_name, arr_len, ty_info): if ty_info.c_ty == "int8_tArray": - return ("memcpy(" + arr_name + ".ptr, ", ", " + arr_len + ")") + return ("memcpy(" + arr_name + "->elems, ", ", " + arr_len + ")") 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 copy: - return "memcpy(" + dest_name + ", " + arr_name + ".ptr, " + arr_len + ")" - else: - return arr_name + ".ptr" + return "memcpy(" + dest_name + ", " + arr_name + "->elems, " + arr_len + ")" + if ty_info.c_ty == "ptrArray": + return "(void*) " + arr_name + "->elems" else: - return "(" + ty_info.subty.c_ty + "*) " + arr_name + ".ptr" + assert not copy + 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 + "*)(", " + 4)" + return "(" + ty_info.c_ty + "*)(", " + 4)" + 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 else: return None + def str_ref_to_native_call(self, var_name, str_len): + return "str_ref_to_ts(" + var_name + ", " + str_len + ")" + def str_ref_to_c_call(self, var_name): + return "str_ref_to_owned_c(" + var_name + ")" + + def c_fn_name_define_pfx(self, fn_name, have_args): + return " __attribute__((visibility(\"default\"))) TS_" + fn_name + "(" def wasm_import_header(self, target): + res = """ +const memory = new WebAssembly.Memory({initial: 256}); + +const imports: any = {}; +imports.env = {}; + +imports.env.memoryBase = 0; +imports.env.memory = memory; +imports.env.tableBase = 0; +imports.env.table = new WebAssembly.Table({initial: 4, element: 'anyfunc'}); + +imports.env["abort"] = function () { + console.error("ABORT"); +}; +imports.env["js_invoke_function"] = function(fn: number, arg1: number, arg2: number, arg3: number, arg4: number, arg5: number, arg6: number, arg7: number, arg8: number, arg9: number, arg10: number) { + console.log('function called from wasm:', fn, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9, arg10); +}; +imports.env["js_free_function_ptr"] = function(fn: number) { + console.log("function ptr free'd from wasm:", fn); +}; + +imports.wasi_snapshot_preview1 = { + "fd_write" : () => { + console.log("ABORT"); + }, + "random_get" : () => { + console.log("RAND GET"); + }, + "environ_sizes_get" : () => { + console.log("wasi_snapshot_preview1:environ_sizes_get"); + }, + "proc_exit" : () => { + console.log("wasi_snapshot_preview1:proc_exit"); + }, + "environ_get" : () => { + console.log("wasi_snapshot_preview1:environ_get"); + }, +}; + +var wasm = null; +let isWasmInitialized: boolean = false; +""" + if target == Target.NODEJS: - return """ -const path = require('path').join(__dirname, 'bindings.wasm'); -const bytes = require('fs').readFileSync(path); -let imports = {}; -// add all exports to dictionary and move down? -// use `module.exports`? -// imports['./bindings.js'] = require('./bindings.js'); - -const wasmModule = new WebAssembly.Module(bytes); -const wasmInstance = new WebAssembly.Instance(wasmModule, imports); -// module.exports = wasmInstance.exports; -const wasm = wasmInstance.exports; + res += """import * as fs from 'fs'; +export async function initializeWasm(path) { + const source = fs.readFileSync(path); + const { instance: wasmInstance } = await WebAssembly.instantiate(source, imports); + wasm = wasmInstance.exports; + isWasmInitialized = true; +}; +""" + else: + res += """ +export async function initializeWasm(uri) { + const stream = fetch(uri); + const { instance: wasmInstance } = await WebAssembly.instantiateStreaming(stream, imports); + wasm = wasmInstance.exports; + isWasmInitialized = true; +}; + +""" + + return res + """ + + +// WASM CODEC + +const nextMultipleOfFour = (value: number) => { + return Math.ceil(value / 4) * 4; +} + +const encodeUint8Array = (inputArray) => { + const cArrayPointer = wasm.TS_malloc(inputArray.length + 4); + const arrayLengthView = new Uint32Array(memory.buffer, cArrayPointer, 1); + arrayLengthView[0] = inputArray.length; + const arrayMemoryView = new Uint8Array(memory.buffer, cArrayPointer + 4, inputArray.length); + arrayMemoryView.set(inputArray); + return cArrayPointer; +} + +const encodeUint32Array = (inputArray) => { + const cArrayPointer = wasm.TS_malloc((inputArray.length + 1) * 4); + const arrayMemoryView = new Uint32Array(memory.buffer, cArrayPointer, inputArray.length); + arrayMemoryView.set(inputArray, 1); + arrayMemoryView[0] = inputArray.length; + return cArrayPointer; +} + +const getArrayLength = (arrayPointer) => { + const arraySizeViewer = new Uint32Array( + memory.buffer, // value + arrayPointer, // offset + 1 // one int + ); + return arraySizeViewer[0]; +} +const decodeUint8Array = (arrayPointer, free = true) => { + const arraySize = getArrayLength(arrayPointer); + const actualArrayViewer = new Uint8Array( + memory.buffer, // value + arrayPointer + 4, // offset (ignoring length bytes) + arraySize // uint8 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); + if (free) { + wasm.TS_free(arrayPointer); + } + return actualArray; +} +const decodeUint32Array = (arrayPointer, free = true) => { + const arraySize = getArrayLength(arrayPointer); + const actualArrayViewer = new Uint32Array( + memory.buffer, // value + arrayPointer + 4, // 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); + if (free) { + wasm.TS_free(arrayPointer); + } + return actualArray; +} + +const encodeString = (string) => { + // make malloc count divisible by 4 + const memoryNeed = nextMultipleOfFour(string.length + 1); + const stringPointer = wasm.TS_malloc(memoryNeed); + const stringMemoryView = new Uint8Array( + memory.buffer, // value + stringPointer, // offset + string.length + 1 // length + ); + for (let i = 0; i < string.length; i++) { + stringMemoryView[i] = string.charCodeAt(i); + } + stringMemoryView[string.length] = 0; + return stringPointer; +} + +const decodeString = (stringPointer, free = true) => { + const memoryView = new Uint8Array(memory.buffer, stringPointer); + let cursor = 0; + let result = ''; + + while (memoryView[cursor] !== 0) { + result += String.fromCharCode(memoryView[cursor]); + cursor++; + } + + if (free) { + wasm.wasm_free(stringPointer); + } + + return result; +}; """ - return '' - def init_str(self, c_array_class_caches): + def init_str(self): return "" - def native_c_unitary_enum_map(self, struct_name, variants): - out_c = "static inline " + struct_name + " " + struct_name + "_from_js(int32_t ord) {\n" + def var_decl_statement(self, ty_string, var_name, statement): + return "const " + var_name + ": " + ty_string + " = " + statement + + def add_ref(self, holder, referent): + return "CommonBase.add_ref_from(" + holder + ", " + referent + ")" + + def native_c_unitary_enum_map(self, struct_name, variants, enum_doc_comment): + out_c = "static inline LDK" + struct_name + " LDK" + struct_name + "_from_js(int32_t ord) {\n" out_c = out_c + "\tswitch (ord) {\n" ord_v = 0 out_typescript_enum_fields = "" - for var in variants: + for var, var_docs in variants: out_c = out_c + "\t\tcase %d: return %s;\n" % (ord_v, var) ord_v = ord_v + 1 + if var_docs is not None: + out_typescript_enum_fields += f"/**\n * {var_docs}\n */\n" out_typescript_enum_fields += f"{var},\n\t\t\t\t" out_c = out_c + "\t}\n" out_c = out_c + "\tabort();\n" out_c = out_c + "}\n" - out_c = out_c + "static inline int32_t " + struct_name + "_to_js(" + struct_name + " val) {\n" + out_c = out_c + "static inline int32_t LDK" + struct_name + "_to_js(LDK" + struct_name + " val) {\n" out_c = out_c + "\tswitch (val) {\n" ord_v = 0 - for var in variants: + for var, _ in variants: out_c = out_c + "\t\tcase " + var + ": return %d;\n" % ord_v ord_v = ord_v + 1 out_c = out_c + "\t\tdefault: abort();\n" out_c = out_c + "\t}\n" out_c = out_c + "}\n" - out_typescript_enum = f""" + out_typescript = f""" export enum {struct_name} {{ {out_typescript_enum_fields} }} """ - - return (out_c, out_typescript_enum, "") + out_typescript_enum = f"export {{ {struct_name} }} from \"../bindings.mjs\";" + return (out_c, out_typescript_enum, out_typescript) def c_unitary_enum_to_native_call(self, ty_info): return (ty_info.rust_obj + "_to_js(", ")") @@ -325,14 +571,14 @@ const wasm = wasmInstance.exports; ret = ret + "; (void) " + param return ret - def native_c_map_trait(self, struct_name, field_var_conversions, field_function_lines): + def native_c_map_trait(self, struct_name, field_var_conversions, flattened_field_var_conversions, field_function_lines, trait_doc_comment): out_typescript_bindings = "\n\n\n// OUT_TYPESCRIPT_BINDINGS :: MAP_TRAIT :: START\n\n" constructor_arguments = "" super_instantiator = "" pointer_to_adder = "" impl_constructor_arguments = "" - for var in field_var_conversions: + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo): constructor_arguments += f", {first_to_lower(var.arg_name)}?: {var.java_hu_ty}" impl_constructor_arguments += f", {var.arg_name}: {var.java_hu_ty}" @@ -354,7 +600,7 @@ const wasm = wasmInstance.exports; java_methods = [] for fn_line in field_function_lines: java_method_descriptor = "" - if fn_line.fn_name != "free" and fn_line.fn_name != "clone": + if fn_line.fn_name != "free" and fn_line.fn_name != "cloned": out_java_interface += fn_line.fn_name + "(" out_interface_implementation_overrides += f"{fn_line.fn_name} (" @@ -410,57 +656,60 @@ const wasm = wasmInstance.exports; if isinstance(var, ConvInfo): trait_constructor_arguments += ", " + var.arg_name else: - trait_constructor_arguments += ", " + var[1] + ".new_impl(" + var[1] + "_impl).bindings_instance" + trait_constructor_arguments += ", " + var[1] + ".new_impl(" + var[1] + "_impl" + for suparg in var[2]: + if isinstance(suparg, ConvInfo): + trait_constructor_arguments += ", " + suparg.arg_name + else: + trait_constructor_arguments += ", " + suparg[1] + trait_constructor_arguments += ").bindings_instance" + for suparg in var[2]: + if isinstance(suparg, ConvInfo): + trait_constructor_arguments += ", " + suparg.arg_name + else: + trait_constructor_arguments += ", " + suparg[1] out_typescript_human = f""" - {self.hu_struct_file_prefix} - - export class {struct_name.replace("LDK","")} extends CommonBase {{ - - bindings_instance?: bindings.{struct_name}; - - constructor(ptr?: number, arg?: bindings.{struct_name}{constructor_arguments}) {{ - if (Number.isFinite(ptr)) {{ - super(ptr); - this.bindings_instance = null; - }} else {{ - // TODO: private constructor instantiation - super(bindings.{struct_name}_new(arg{super_instantiator})); - this.ptrs_to.push(arg); - {pointer_to_adder} - }} - }} - - protected finalize() {{ - if (this.ptr != 0) {{ - bindings.{struct_name.replace("LDK","")}_free(this.ptr); - }} - super.finalize(); - }} - - static new_impl(arg: {struct_name.replace("LDK", "")}Interface{impl_constructor_arguments}): {struct_name.replace("LDK", "")} {{ - const impl_holder: {struct_name}Holder = new {struct_name}Holder(); - let structImplementation = {{ - // todo: in-line interface filling - {out_interface_implementation_overrides} - }}; - impl_holder.held = new {struct_name.replace("LDK", "")} (null, structImplementation{trait_constructor_arguments}); - }} - }} - - export interface {struct_name.replace("LDK", "")}Interface {{ - {out_java_interface} - }} - - class {struct_name}Holder {{ - held: {struct_name.replace("LDK", "")}; - }} +{self.hu_struct_file_prefix} + +{struct_name.replace("LDK","")} extends CommonBase {{ + + bindings_instance?: bindings.{struct_name}; + + constructor(ptr?: number, arg?: bindings.{struct_name}{constructor_arguments}) {{ + if (Number.isFinite(ptr)) {{ + super(ptr, bindings.{struct_name.replace("LDK","")}_free); + this.bindings_instance = null; + }} else {{ + // TODO: private constructor instantiation + super(bindings.{struct_name}_new(arg{super_instantiator})); + this.ptrs_to.push(arg); + {pointer_to_adder} + }} + }} + + static new_impl(arg: {struct_name.replace("LDK", "")}Interface{impl_constructor_arguments}): {struct_name.replace("LDK", "")} {{ + const impl_holder: {struct_name}Holder = new {struct_name}Holder(); + let structImplementation = {{ + // todo: in-line interface filling + {out_interface_implementation_overrides} + }}; + impl_holder.held = new {struct_name.replace("LDK", "")} (null, structImplementation{trait_constructor_arguments}); + }} + + export interface {struct_name.replace("LDK", "")}Interface {{ + {out_java_interface} + }} + + class {struct_name}Holder {{ + held: {struct_name.replace("LDK", "")}; + }} """ out_typescript_bindings += "\t\texport interface " + struct_name + " {\n" java_meths = [] for fn_line in field_function_lines: - if fn_line.fn_name != "free" and fn_line.fn_name != "clone": + if fn_line.fn_name != "free" and fn_line.fn_name != "cloned": out_typescript_bindings += f"\t\t\t{fn_line.fn_name} (" for idx, arg_conv_info in enumerate(fn_line.args_ty): @@ -473,7 +722,7 @@ const wasm = wasmInstance.exports; out_typescript_bindings = out_typescript_bindings + "\t\t}\n\n" out_typescript_bindings += f"\t\texport function {struct_name}_new(impl: {struct_name}" - for var in field_var_conversions: + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo): out_typescript_bindings += f", {var.arg_name}: {var.java_ty}" else: @@ -489,8 +738,7 @@ const wasm = wasmInstance.exports; # Now that we've written out our java code (and created java_meths), generate C out_c = "typedef struct " + struct_name + "_JCalls {\n" out_c = out_c + "\tatomic_size_t refcnt;\n" - out_c = out_c + "\t// TODO: Object pointer o;\n" - for var in field_var_conversions: + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo): # We're a regular ol' field pass @@ -498,8 +746,8 @@ const wasm = wasmInstance.exports; # We're a supertrait out_c = out_c + "\t" + var[0] + "_JCalls* " + var[1] + ";\n" for fn in field_function_lines: - if fn.fn_name != "free" and fn.fn_name != "clone": - out_c = out_c + "\t// TODO: Some kind of method pointer " + fn.fn_name + "_meth;\n" + if fn.fn_name != "free" and fn.fn_name != "cloned": + out_c = out_c + "\tuint32_t " + fn.fn_name + "_meth;\n" out_c = out_c + "} " + struct_name + "_JCalls;\n" for fn_line in field_function_lines: @@ -507,14 +755,16 @@ const wasm = wasmInstance.exports; out_c = out_c + "static void " + struct_name + "_JCalls_free(void* this_arg) {\n" out_c = out_c + "\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) this_arg;\n" out_c = out_c + "\tif (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {\n" - out_c = out_c + "\t\t// TODO: do any release required for j_calls->o (refcnt-- in java, but may be redundant)\n" + for fn in field_function_lines: + if fn.fn_name != "free" and fn.fn_name != "cloned": + out_c = out_c + "\t\tjs_free_function_ptr(j_calls->" + fn.fn_name + "_meth);\n" out_c = out_c + "\t\tFREE(j_calls);\n" out_c = out_c + "\t}\n}\n" for idx, fn_line in enumerate(field_function_lines): - if fn_line.fn_name != "free" and fn_line.fn_name != "clone": + if fn_line.fn_name != "free" and fn_line.fn_name != "cloned": assert fn_line.ret_ty_info.ty_info.get_full_rust_ty()[1] == "" - out_c = out_c + fn_line.ret_ty_info.ty_info.get_full_rust_ty()[0] + " " + fn_line.fn_name + "_jcall(" + out_c = out_c + fn_line.ret_ty_info.ty_info.get_full_rust_ty()[0] + " " + fn_line.fn_name + "_" + struct_name + "_jcall(" if fn_line.self_is_const: out_c = out_c + "const void* this_arg" else: @@ -532,21 +782,23 @@ const wasm = wasmInstance.exports; out_c = out_c + arg_info.arg_name out_c = out_c + arg_info.ret_conv[1].replace('\n', '\n\t') + "\n" - out_c = out_c + "\t//TODO: jobject obj = get object we can call against on j_calls->o\n" if fn_line.ret_ty_info.c_ty.endswith("Array"): - out_c = out_c + "\t" + fn_line.ret_ty_info.c_ty + " arg; // TODO: Call " + fn_line.fn_name + " on j_calls with instance obj, returning an object" + out_c += "\t" + fn_line.ret_ty_info.c_ty + " ret = (" + fn_line.ret_ty_info.c_ty + ")" + out_c += "js_invoke_function_" + str(len(fn_line.args_ty)) + "(j_calls->" + fn_line.fn_name + "_meth" elif fn_line.ret_ty_info.java_ty == "void": - out_c = out_c + "\treturn; //TODO: Call " + fn_line.fn_name + " on j_calls with instance obj" + out_c = out_c + "\tjs_invoke_function_" + str(len(fn_line.args_ty)) + "(j_calls->" + fn_line.fn_name + "_meth" + elif fn_line.ret_ty_info.java_ty == "String": + out_c = out_c + "\tjstring ret = (jstring)js_invoke_function_" + str(len(fn_line.args_ty)) + "(j_calls->" + fn_line.fn_name + "_meth" elif not fn_line.ret_ty_info.passed_as_ptr: - out_c = out_c + "\treturn 0; //TODO: Call " + fn_line.fn_name + " on j_calls with instance obj, returning " + fn_line.ret_ty_info.java_ty + out_c = out_c + "\treturn js_invoke_function_" + str(len(fn_line.args_ty)) + "(j_calls->" + fn_line.fn_name + "_meth" else: - out_c = out_c + "\t" + fn_line.ret_ty_info.rust_obj + "* ret; // TODO: Call " + fn_line.fn_name + " on j_calls with instance obj, returning a pointer" + out_c = out_c + "\tuint32_t ret = js_invoke_function_" + str(len(fn_line.args_ty)) + "(j_calls->" + fn_line.fn_name + "_meth" for idx, arg_info in enumerate(fn_line.args_ty): if arg_info.ret_conv is not None: - out_c = out_c + ", " + arg_info.ret_conv_name + out_c = out_c + ", (uint32_t)" + arg_info.ret_conv_name else: - out_c = out_c + ", " + arg_info.arg_name + out_c = out_c + ", (uint32_t)" + arg_info.arg_name 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" @@ -554,17 +806,16 @@ const wasm = wasmInstance.exports; out_c = out_c + "}\n" # Write out a clone function whether we need one or not, as we use them in moving to rust - out_c = out_c + "static void* " + struct_name + "_JCalls_clone(const void* this_arg) {\n" - out_c = out_c + "\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) this_arg;\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: 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 + "\treturn (void*) this_arg;\n" out_c = out_c + "}\n" - out_c = out_c + "static inline " + struct_name + " " + struct_name + "_init (" + self.c_fn_args_pfx + ", /*TODO: JS Object Reference */void* o" - for var in field_var_conversions: + out_c = out_c + "static inline " + struct_name + " " + struct_name + "_init (/*TODO: JS Object Reference */void* o" + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo): out_c = out_c + ", " + var.c_ty + " " + var.arg_name else: @@ -576,22 +827,22 @@ const wasm = wasmInstance.exports; out_c = out_c + "\t//TODO: Assign calls->o from o\n" for (fn_name, java_meth_descr) in java_meths: - if fn_name != "free" and fn_name != "clone": + if fn_name != "free" and fn_name != "cloned": out_c = out_c + "\tcalls->" + fn_name + "_meth = (*env)->GetMethodID(env, c, \"" + fn_name + "\", \"" + java_meth_descr + "\");\n" out_c = out_c + "\tCHECK(calls->" + fn_name + "_meth != NULL);\n" - for var in field_var_conversions: + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo) and var.arg_conv is not None: out_c = out_c + "\n\t" + var.arg_conv.replace("\n", "\n\t") +"\n" out_c = out_c + "\n\t" + struct_name + " ret = {\n" out_c = out_c + "\t\t.this_arg = (void*) calls,\n" for fn_line in field_function_lines: - if fn_line.fn_name != "free" and fn_line.fn_name != "clone": - out_c = out_c + "\t\t." + fn_line.fn_name + " = " + fn_line.fn_name + "_jcall,\n" + if fn_line.fn_name != "free" and fn_line.fn_name != "cloned": + out_c = out_c + "\t\t." + fn_line.fn_name + " = " + fn_line.fn_name + "_" + struct_name + "_jcall,\n" elif fn_line.fn_name == "free": out_c = out_c + "\t\t.free = " + struct_name + "_JCalls_free,\n" else: - out_c = out_c + "\t\t.clone = " + struct_name + "_JCalls_clone,\n" + out_c = out_c + "\t\t.cloned = " + struct_name + "_JCalls_cloned,\n" for var in field_var_conversions: if isinstance(var, ConvInfo): if var.arg_conv_name is not None: @@ -601,24 +852,30 @@ const wasm = wasmInstance.exports; out_c = out_c + "\t\t." + var.var_name + " = " + var.var_name + ",\n" out_c = out_c + "\t\t.set_" + var.var_name + " = NULL,\n" else: - out_c = out_c + "\t\t." + var[1] + " = " + var[0] + "_init(NULL, " + var[1] + "),\n" + out_c += "\t\t." + var[1] + " = " + var[0] + "_init(" + var[1] + for suparg in var[2]: + if isinstance(suparg, ConvInfo): + out_c += ", " + suparg.arg_name + else: + out_c += ", " + suparg[1] + out_c += "),\n" out_c = out_c + "\t};\n" - for var in field_var_conversions: + 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 + "\treturn ret;\n" out_c = out_c + "}\n" - out_c = out_c + self.c_fn_ty_pfx + "long " + self.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new (" + self.c_fn_args_pfx + ", /*TODO: JS Object Reference */void* o" - for var in field_var_conversions: + out_c = out_c + self.c_fn_ty_pfx + "long " + self.c_fn_name_define_pfx(struct_name + "_new", True) + "/*TODO: JS Object Reference */void* 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 + ", /*TODO: JS Object Reference */ void* " + var[1] out_c = out_c + ") {\n" out_c = out_c + "\t" + struct_name + " *res_ptr = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n" - out_c = out_c + "\t*res_ptr = " + struct_name + "_init(NULL, o" - for var in field_var_conversions: + out_c = out_c + "\t*res_ptr = " + struct_name + "_init(o" + for var in flattened_field_var_conversions: if isinstance(var, ConvInfo): out_c = out_c + ", " + var.arg_name else: @@ -632,36 +889,35 @@ const wasm = wasmInstance.exports; def trait_struct_inc_refcnt(self, ty_info): return "" - def map_complex_enum(self, struct_name, variant_list, camel_to_snake): - java_hu_type = struct_name.replace("LDK", "") + def map_complex_enum(self, struct_name, variant_list, camel_to_snake, enum_doc_comment): + bindings_type = struct_name.replace("LDK", "") + java_hu_type = struct_name.replace("LDK", "").replace("COption", "Option") out_java_enum = "" out_java = "" out_c = "" out_java_enum += (self.hu_struct_file_prefix) - out_java_enum += ("export default class " + java_hu_type + " extends CommonBase {\n") - out_java_enum += ("\tprotected constructor(_dummy: object, ptr: number) { super(ptr); }\n") - out_java_enum += ("\tprotected finalize() {\n") - out_java_enum += ("\t\tsuper.finalize();\n") - out_java_enum += ("\t\tif (this.ptr != 0) { bindings." + java_hu_type + "_free(this.ptr); }\n") - out_java_enum += ("\t}\n") - out_java_enum += f"\tstatic constr_from_ptr(ptr: number): {java_hu_type} {{\n" - out_java_enum += (f"\t\tconst raw_val: bindings.{struct_name} = bindings." + struct_name + "_ref_from_ptr(ptr);\n") + + java_hu_class = "" + 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 += "\t/* @internal */\n" + java_hu_class += f"\tpublic static constr_from_ptr(ptr: number): {java_hu_type} {{\n" + java_hu_class += f"\t\tconst raw_val: bindings.{struct_name} = bindings." + struct_name + "_ref_from_ptr(ptr);\n" java_hu_subclasses = "" - out_java += ("\tpublic static class " + struct_name + " {\n") - out_java += ("\t\tprivate " + struct_name + "() {}\n") + out_java += "\texport class " + struct_name + " {\n" + out_java += "\t\tprotected constructor() {}\n" + java_subclasses = "" for var in variant_list: - out_java += ("\t\texport class " + var.var_name + " extends " + struct_name + " {\n") - java_hu_subclasses = java_hu_subclasses + "export class " + var.var_name + " extends " + java_hu_type + " {\n" - out_java_enum += ("\t\tif (raw_val instanceof bindings." + struct_name + "." + var.var_name + ") {\n") - out_java_enum += ("\t\t\treturn new " + var.var_name + "(this.ptr, raw_val);\n") + java_subclasses += "\texport class " + struct_name + "_" + var.var_name + " extends " + struct_name + " {\n" + java_hu_subclasses = java_hu_subclasses + "export class " + java_hu_type + "_" + var.var_name + " extends " + java_hu_type + " {\n" + java_hu_class += "\t\tif (raw_val instanceof bindings." + struct_name + "_" + var.var_name + ") {\n" + java_hu_class += "\t\t\treturn new " + java_hu_type + "_" + var.var_name + "(ptr, raw_val);\n" init_meth_params = "" - init_meth_body = "" hu_conv_body = "" - for idx, field_ty in enumerate(var.fields): - out_java += ("\t\t\tpublic " + field_ty.java_ty + " " + field_ty.arg_name + ";\n") + for idx, (field_ty, field_docs) in enumerate(var.fields): java_hu_subclasses = java_hu_subclasses + "\tpublic " + field_ty.arg_name + f": {field_ty.java_hu_ty};\n" if field_ty.to_hu_conv is not None: hu_conv_body = hu_conv_body + "\t\tconst " + field_ty.arg_name + f": {field_ty.java_ty} = obj." + field_ty.arg_name + ";\n" @@ -670,71 +926,240 @@ const wasm = wasmInstance.exports; else: hu_conv_body = hu_conv_body + "\t\tthis." + field_ty.arg_name + " = obj." + field_ty.arg_name + ";\n" if idx > 0: - init_meth_params = init_meth_params + ", " - init_meth_params = init_meth_params + field_ty.java_ty + " " + field_ty.arg_name - init_meth_body = init_meth_body + "this." + field_ty.arg_name + " = " + field_ty.arg_name + "; " - out_java += ("\t\t\t" + var.var_name + "(" + init_meth_params + ") { ") - out_java += (init_meth_body) - out_java += ("}\n") - out_java += ("\t\t}\n") - out_java_enum += ("\t\t}\n") - java_hu_subclasses = java_hu_subclasses + "\tprivate constructor(ptr: number, obj: bindings." + struct_name + "." + var.var_name + ") {\n\t\tsuper(null, ptr);\n" + init_meth_params += ", " + init_meth_params += "public " + field_ty.arg_name + ": " + field_ty.java_ty + java_subclasses += "\t\tconstructor(" + init_meth_params + ") { super(); }\n" + java_subclasses += "\t}\n" + java_hu_class += "\t\t}\n" + java_hu_subclasses += "\t/* @internal */\n" + java_hu_subclasses += "\tpublic constructor(ptr: number, obj: bindings." + struct_name + "_" + var.var_name + ") {\n\t\tsuper(null, ptr);\n" java_hu_subclasses = java_hu_subclasses + hu_conv_body java_hu_subclasses = java_hu_subclasses + "\t}\n}\n" - out_java += ("\t\tstatic native void init();\n") out_java += ("\t}\n") - out_java_enum += ("\t\tthrow new Error('oops, this should be unreachable'); // Unreachable without extending the (internal) bindings interface\n\t}\n\n") - out_java += ("\tstatic { " + struct_name + ".init(); }\n") - out_java += ("\tpublic static native " + struct_name + " " + struct_name + "_ref_from_ptr(long ptr);\n"); + out_java += java_subclasses + java_hu_class += "\t\tthrow new Error('oops, this should be unreachable'); // Unreachable without extending the (internal) bindings interface\n\t}\n\n" + out_java += self.fn_call_body(struct_name + "_ref_from_ptr", "uint32_t", "number", "ptr: number", "ptr") - out_c += (self.c_fn_ty_pfx + self.c_complex_enum_pass_ty(struct_name) + " " + self.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1ref_1from_1ptr (" + self.c_fn_args_pfx + ", " + self.ptr_c_ty + " ptr) {\n") - out_c += ("\t" + struct_name + " *obj = (" + struct_name + "*)ptr;\n") + out_c += (self.c_fn_ty_pfx + self.c_complex_enum_pass_ty(struct_name) + self.c_fn_name_define_pfx(struct_name + "_ref_from_ptr", True) + self.ptr_c_ty + " ptr) {\n") + out_c += ("\t" + struct_name + " *obj = (" + struct_name + "*)(ptr & ~1);\n") out_c += ("\tswitch(obj->tag) {\n") for var in variant_list: out_c += ("\t\tcase " + struct_name + "_" + var.var_name + ": {\n") c_params = [] - for idx, field_map in enumerate(var.fields): + for idx, (field_map, _) in enumerate(var.fields): if field_map.ret_conv is not None: out_c += ("\t\t\t" + field_map.ret_conv[0].replace("\n", "\n\t\t\t")) - out_c += ("obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name) + if var.tuple_variant: + out_c += "obj->" + camel_to_snake(var.var_name) + else: + out_c += "obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name out_c += (field_map.ret_conv[1].replace("\n", "\n\t\t\t") + "\n") c_params.append(field_map.ret_conv_name) else: - c_params.append("obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name) + if var.tuple_variant: + c_params.append("obj->" + camel_to_snake(var.var_name)) + else: + c_params.append("obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name) out_c += ("\t\t\treturn " + self.c_constr_native_complex_enum(struct_name, var.var_name, c_params) + ";\n") out_c += ("\t\t}\n") out_c += ("\t\tdefault: abort();\n") out_c += ("\t}\n}\n") - out_java_enum += ("}\n") - out_java_enum += (java_hu_subclasses) + out_java_enum += java_hu_class + self.struct_file_suffixes[java_hu_type] = java_hu_subclasses return (out_java, out_java_enum, out_c) - def map_opaque_struct(self, struct_name): + def map_opaque_struct(self, struct_name, struct_doc_comment): implementations = "" method_header = "" if struct_name.startswith("LDKLocked"): - implementations += "implements AutoCloseable " - method_header = """ - public close() { -""" - else: - method_header = """ - protected finalize() { - super.finalize(); -""" + return "NOT IMPLEMENTED" - out_opaque_struct_human = f""" - {self.hu_struct_file_prefix} + hu_name = struct_name.replace("LDKC2Tuple", "TwoTuple").replace("LDKC3Tuple", "ThreeTuple").replace("LDK", "") + out_opaque_struct_human = f"""{self.hu_struct_file_prefix} - export default class {struct_name.replace("LDK","")} extends CommonBase {implementations}{{ - constructor(_dummy: object, ptr: number) {{ - super(ptr); - }} +export class {hu_name} extends CommonBase {implementations}{{ + /* @internal */ + public constructor(_dummy: object, ptr: number) {{ + super(ptr, bindings.{struct_name.replace("LDK","")}_free); + }} - {method_header} - if (this.ptr != 0) {{ - bindings.{struct_name.replace("LDK","")}_free(this.ptr); - }} - }} """ return out_opaque_struct_human + + def map_tuple(self, struct_name): + return self.map_opaque_struct(struct_name, "A Tuple") + + def fn_call_body(self, method_name, return_c_ty, return_java_ty, method_argument_string, native_call_argument_string): + has_return_value = return_c_ty != 'void' + needs_decoding = return_c_ty in self.wasm_decoding_map + return_statement = 'return nativeResponseValue;' + if not has_return_value: + return_statement = '// debug statements here' + elif needs_decoding: + converter = self.wasm_decoding_map[return_c_ty] + return_statement = f"return {converter}(nativeResponseValue);" + + return f"""\texport function {method_name}({method_argument_string}): {return_java_ty} {{ + if(!isWasmInitialized) {{ + throw new Error("initializeWasm() must be awaited first!"); + }} + const nativeResponseValue = wasm.TS_{method_name}({native_call_argument_string}); + {return_statement} + }} +""" + def map_function(self, argument_types, c_call_string, method_name, meth_n, return_type_info, struct_meth, default_constructor_args, takes_self, takes_self_as_ref, args_known, type_mapping_generator, doc_comment): + out_java = "" + out_c = "" + out_java_struct = None + + out_java += ("\t") + out_c += (self.c_fn_ty_pfx) + out_c += (return_type_info.c_ty) + out_java += (return_type_info.java_ty) + if return_type_info.ret_conv is not None: + ret_conv_pfx, ret_conv_sfx = return_type_info.ret_conv + out_java += (" " + method_name + "(") + out_c += (" " + self.c_fn_name_define_pfx(method_name, True)) + + method_argument_string = "" + native_call_argument_string = "" + for idx, arg_conv_info in enumerate(argument_types): + if idx != 0: + method_argument_string += (", ") + native_call_argument_string += ', ' + out_c += (", ") + if arg_conv_info.c_ty != "void": + out_c += (arg_conv_info.c_ty + " " + arg_conv_info.arg_name) + needs_encoding = arg_conv_info.c_ty in self.wasm_encoding_map + native_argument = arg_conv_info.arg_name + if needs_encoding: + converter = self.wasm_encoding_map[arg_conv_info.c_ty] + native_argument = f"{converter}({arg_conv_info.arg_name})" + method_argument_string += f"{arg_conv_info.arg_name}: {arg_conv_info.java_ty}" + native_call_argument_string += native_argument + out_java = self.fn_call_body(method_name, return_type_info.c_ty, return_type_info.java_ty, method_argument_string, native_call_argument_string) + + out_java_struct = "" + if not args_known: + out_java_struct += ("\t// Skipped " + method_name + "\n") + else: + if not takes_self: + out_java_struct += ( + "\tpublic static constructor_" + meth_n + "(") + else: + out_java_struct += ("\tpublic " + meth_n + "(") + for idx, arg in enumerate(argument_types): + if idx != 0: + if not takes_self or idx > 1: + out_java_struct += (", ") + elif takes_self: + continue + if arg.java_ty != "void": + if arg.arg_name in default_constructor_args: + for explode_idx, explode_arg in enumerate(default_constructor_args[arg.arg_name]): + if explode_idx != 0: + out_java_struct += (", ") + 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 + + out_c += (") {\n") + if out_java_struct is not None: + out_java_struct += "): " + return_type_info.java_hu_ty + " {\n" + for info in argument_types: + if info.arg_conv is not None: + out_c += ("\t" + info.arg_conv.replace('\n', "\n\t") + "\n") + if return_type_info.ret_conv is not None: + out_c += ("\t" + ret_conv_pfx.replace('\n', '\n\t')) + elif return_type_info.c_ty != "void": + out_c += ("\t" + return_type_info.c_ty + " ret_val = ") + else: + out_c += ("\t") + if c_call_string is None: + out_c += (method_name + "(") + else: + out_c += (c_call_string) + for idx, info in enumerate(argument_types): + if info.arg_conv_name is not None: + if idx != 0: + out_c += (", ") + elif c_call_string is not None: + continue + out_c += (info.arg_conv_name) + out_c += (")") + if return_type_info.ret_conv is not None: + out_c += (ret_conv_sfx.replace('\n', '\n\t')) + else: + out_c += (";") + for info in argument_types: + if info.arg_conv_cleanup is not None: + out_c += ("\n\t" + info.arg_conv_cleanup.replace("\n", "\n\t")) + if return_type_info.ret_conv is not None: + out_c += ("\n\treturn " + return_type_info.ret_conv_name + ";") + elif return_type_info.c_ty != "void": + out_c += ("\n\treturn ret_val;") + out_c += ("\n}\n\n") + + if args_known: + out_java_struct += ("\t\t") + if return_type_info.java_ty != "void": + out_java_struct += "const ret: " + return_type_info.java_ty + " = " + out_java_struct += ("bindings." + method_name + "(") + for idx, info in enumerate(argument_types): + if idx != 0: + out_java_struct += (", ") + if idx == 0 and takes_self: + out_java_struct += ("this.ptr") + elif info.arg_name in default_constructor_args: + out_java_struct += ("bindings." + info.java_hu_ty + "_new(") + for explode_idx, explode_arg in enumerate(default_constructor_args[info.arg_name]): + if explode_idx != 0: + out_java_struct += (", ") + expl_arg_name = info.arg_name + "_" + explode_arg.arg_name + if explode_arg.from_hu_conv is not None: + out_java_struct += ( + explode_arg.from_hu_conv[0].replace(explode_arg.arg_name, expl_arg_name)) + else: + out_java_struct += (expl_arg_name) + out_java_struct += (")") + elif info.from_hu_conv is not None: + out_java_struct += (info.from_hu_conv[0]) + else: + out_java_struct += (info.arg_name) + out_java_struct += (");\n") + if return_type_info.to_hu_conv is not None: + if not takes_self: + out_java_struct += ("\t\t" + return_type_info.to_hu_conv.replace("\n", "\n\t\t").replace("this", + return_type_info.to_hu_conv_name) + "\n") + else: + out_java_struct += ("\t\t" + return_type_info.to_hu_conv.replace("\n", "\n\t\t") + "\n") + + for idx, info in enumerate(argument_types): + if idx == 0 and takes_self: + pass + elif info.arg_name in default_constructor_args: + for explode_arg in default_constructor_args[info.arg_name]: + expl_arg_name = info.arg_name + "_" + explode_arg.arg_name + if explode_arg.from_hu_conv is not None and return_type_info.to_hu_conv_name: + out_java_struct += ("\t\t" + explode_arg.from_hu_conv[1].replace(explode_arg.arg_name, + expl_arg_name).replace( + "this", return_type_info.to_hu_conv_name) + ";\n") + elif info.from_hu_conv is not None and info.from_hu_conv[1] != "": + if not takes_self and return_type_info.to_hu_conv_name is not None: + out_java_struct += ( + "\t\t" + info.from_hu_conv[1].replace("this", return_type_info.to_hu_conv_name).replace("\n", "\n\t\t") + ";\n") + else: + out_java_struct += ("\t\t" + info.from_hu_conv[1].replace("\n", "\n\t\t") + ";\n") + + if return_type_info.to_hu_conv_name is not None: + out_java_struct += ("\t\treturn " + return_type_info.to_hu_conv_name + ";\n") + elif return_type_info.java_ty != "void" and return_type_info.rust_obj != "LDK" + struct_meth: + out_java_struct += ("\t\treturn ret;\n") + out_java_struct += ("\t}\n\n") + + return (out_java, out_c, out_java_struct) + + def cleanup(self): + for struct in self.struct_file_suffixes: + with open(self.outdir + "/structs/" + struct + self.file_ext, "a") as src: + src.write(self.struct_file_suffixes[struct])