+from bindingstypes import ConvInfo
+from enum import Enum
+
+def first_to_lower(string: str) -> str:
+ first = string[0]
+ return first.lower() + string[1:]
+
+
+class Target(Enum):
+ NODEJS = 1,
+ BROWSER = 2
+
class Consts:
- def __init__(self, DEBUG):
+ def __init__(self, DEBUG: bool, target: Target, **kwargs):
+
+ self.c_type_map = dict(
+ uint8_t = ['number', 'Uint8Array'],
+ uint16_t = ['number', 'Uint16Array'],
+ uint32_t = ['number', 'Uint32Array'],
+ uint64_t = ['number'],
+ )
+
+ 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});',
+ )
+
+ self.bindings_header = self.wasm_import_header(target) + """
+export class VecOrSliceDef {
+ public dataptr: number;
+ public datalen: number;
+ public stride: number;
+ public constructor(dataptr: number, datalen: number, stride: number) {
+ this.dataptr = dataptr;
+ this.datalen = datalen;
+ this.stride = stride;
+ }
+}
+
+/*
+TODO: load WASM file
+static {
+ System.loadLibrary(\"lightningjni\");
+ init(java.lang.Enum.class, VecOrSliceDef.class);
+ init_class_cache();
+}
+
+static native void init(java.lang.Class c, java.lang.Class slicedef);
+static native void init_class_cache();
+
+public static native boolean deref_bool(long ptr);
+public static native long deref_long(long ptr);
+public static native void free_heap_ptr(long ptr);
+public static native byte[] read_bytes(long ptr, long len);
+public static native byte[] get_u8_slice_bytes(long slice_ptr);
+public static native long bytes_to_u8_vec(byte[] bytes);
+public static native long new_txpointer_copy_data(byte[] txdata);
+public static native void txpointer_free(long ptr);
+public static native byte[] txpointer_get_buffer(long ptr);
+public static native long vec_slice_len(long vec);
+public static native long new_empty_slice_vec();
+*/
+
+"""
+
self.common_base = """
export default class CommonBase {
ptr: number;
- ptrs_to: object[] = new Array(); // new LinkedList(); TODO: build linked list implementation
+ 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
+ }
}
- """
+"""
self.c_file_pfx = """#include <rust_types.h>
+#include "js-wasm.h"
#include <stdatomic.h>
#include <lightning.h>
int memcmp(const void *s1, const void *s2, size_t n);
void __attribute__((noreturn)) abort(void);
-void assert(scalar expression);
+void assert(bool expression);
"""
if not DEBUG:
_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 int64_tArray { uint32_t *len; /* len + 1 is data */ } int64_tArray;
+typedef struct uint32_tArray { uint32_t *len; /* len + 1 is data */ } uint32_tArray;
+typedef struct ptrArray { uint32_t *len; /* len + 1 is data */ } ptrArray;
+typedef struct int8_tArray { uint32_t *len; /* len + 1 is data */ } int8_tArray;
+typedef struct jstring {} jstring;
+
+jstring conv_owned_string(const char* _src) { jstring a; return a; }
typedef bool jboolean;
self.ptr_c_ty = "uint32_t"
self.ptr_native_ty = "uint32_t"
self.result_c_ty = "uint32_t"
- self.ptr_arr = "uint32_tArray"
- self.get_native_arr_len_call = ("", ".len")
- self.get_native_arr_ptr_call = ("", ".ptr")
+ self.owned_str_to_c_call = ("conv_owned_string(", ")")
+ self.ptr_arr = "ptrArray"
+ self.get_native_arr_len_call = ("*", ".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\") }"
+ return "{ .len = MALLOC(" + arr_len + " + sizeof(uint32_t), \"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\") }"
+ return "{ .len = MALLOC(" + arr_len + " * sizeof(int64_t) + sizeof(uint32_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\") }"
+ return "{ .len = MALLOC(" + arr_len + " * sizeof(int32_t) + sizeof(uint32_t), \"Native " + ty_info.c_ty + " Bytes\") }"
+ elif ty_info.c_ty == "ptrArray":
+ assert ty_info.subty is not None and ty_info.subty.c_ty.endswith("Array")
+ return "{ .len = MALLOC(" + arr_len + " * sizeof(int32_t) + sizeof(uint32_t), \"Native Object Bytes\") }"
else:
print("Need to create arr!", ty_info.c_ty)
return ty_info.c_ty
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 + ".len + 1, ", ", " + 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 + ")"
+ return "memcpy(" + dest_name + ", " + arr_name + ".len + 1, " + arr_len + ")"
else:
- return arr_name + ".ptr"
+ return "(int8_t*)(" + arr_name + ".len + 1)"
else:
- return "(" + ty_info.subty.c_ty + "*) " + arr_name + ".ptr"
+ return "(" + ty_info.subty.c_ty + "*)(" + arr_name + ".len + 1)"
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 + "*)(", ".len + 1)"
+ return "(" + ty_info.c_ty + "*)(", ".len + 1)"
+ 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 init_str(self, c_array_class_caches):
+
+ def wasm_import_header(self, target):
+ 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;
+"""
+ return ''
+
+ def init_str(self):
return ""
def native_c_unitary_enum_map(self, struct_name, variants):
export enum {struct_name} {{
{out_typescript_enum_fields}
}}
- """
+"""
return (out_c, out_typescript_enum, "")
def native_unitary_enum_to_c_call(self, ty_info):
return (ty_info.rust_obj + "_from_js(", ")")
- def c_complex_enum_pfx(self, struct_name, variants, init_meth_jty_strs):
- return ""
-
def c_complex_enum_pass_ty(self, struct_name):
return "uint32_t"
ret = ret + "; (void) " + param
return ret
- def native_c_map_trait(self, struct_name, field_var_convs, field_fn_lines):
- return ("", "")
+ def native_c_map_trait(self, struct_name, field_var_conversions, field_function_lines):
+ 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:
+ 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}"
+ if var.from_hu_conv is not None:
+ super_instantiator += ", " + var.from_hu_conv[0]
+ if var.from_hu_conv[1] != "":
+ pointer_to_adder += var.from_hu_conv[1] + ";\n"
+ else:
+ super_instantiator += ", " + first_to_lower(var.arg_name)
+ else:
+ constructor_arguments += f", {first_to_lower(var[1])}?: bindings.{var[0]}"
+ super_instantiator += ", " + first_to_lower(var[1])
+ pointer_to_adder += "this.ptrs_to.push(" + first_to_lower(var[1]) + ");\n"
+ impl_constructor_arguments += f", {first_to_lower(var[1])}_impl: {var[0].replace('LDK', '')}.{var[0].replace('LDK', '')}Interface"
+
+ # BUILD INTERFACE METHODS
+ out_java_interface = ""
+ out_interface_implementation_overrides = ""
+ java_methods = []
+ for fn_line in field_function_lines:
+ java_method_descriptor = ""
+ if fn_line.fn_name != "free" and fn_line.fn_name != "clone":
+ out_java_interface += fn_line.fn_name + "("
+ out_interface_implementation_overrides += f"{fn_line.fn_name} ("
+
+ for idx, arg_conv_info in enumerate(fn_line.args_ty):
+ if idx >= 1:
+ out_java_interface += ", "
+ out_interface_implementation_overrides += ", "
+ out_java_interface += f"{arg_conv_info.arg_name}: {arg_conv_info.java_hu_ty}"
+ out_interface_implementation_overrides += f"{arg_conv_info.arg_name}: {arg_conv_info.java_ty}"
+ java_method_descriptor += arg_conv_info.java_fn_ty_arg
+ out_java_interface += f"): {fn_line.ret_ty_info.java_hu_ty};\n\t\t\t\t"
+ java_method_descriptor += ")" + fn_line.ret_ty_info.java_fn_ty_arg
+ java_methods.append((fn_line.fn_name, java_method_descriptor))
+
+ out_interface_implementation_overrides += f"): {fn_line.ret_ty_info.java_ty} {{\n"
+
+ interface_method_override_inset = "\t\t\t\t\t\t"
+ interface_implementation_inset = "\t\t\t\t\t\t\t"
+ for arg_info in fn_line.args_ty:
+ if arg_info.to_hu_conv is not None:
+ out_interface_implementation_overrides += interface_implementation_inset + arg_info.to_hu_conv.replace("\n", "\n\t\t\t\t") + "\n"
+
+ if fn_line.ret_ty_info.java_ty != "void":
+ out_interface_implementation_overrides += interface_implementation_inset + fn_line.ret_ty_info.java_hu_ty + " ret = arg." + fn_line.fn_name + "("
+ else:
+ out_interface_implementation_overrides += f"{interface_implementation_inset}arg." + fn_line.fn_name + "("
+
+ for idx, arg_info in enumerate(fn_line.args_ty):
+ if idx != 0:
+ out_interface_implementation_overrides += ", "
+ if arg_info.to_hu_conv_name is not None:
+ out_interface_implementation_overrides += arg_info.to_hu_conv_name
+ else:
+ out_interface_implementation_overrides += arg_info.arg_name
+
+ out_interface_implementation_overrides += ");\n"
+ if fn_line.ret_ty_info.java_ty != "void":
+ if fn_line.ret_ty_info.from_hu_conv is not None:
+ out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\t" + f"result: {fn_line.ret_ty_info.java_ty} = " + fn_line.ret_ty_info.from_hu_conv[0] + ";\n"
+ if fn_line.ret_ty_info.from_hu_conv[1] != "":
+ out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\t" + fn_line.ret_ty_info.from_hu_conv[1].replace("this", "impl_holder.held") + ";\n"
+ #if fn_line.ret_ty_info.rust_obj in result_types:
+ # XXX: We need to handle this in conversion logic so that its cross-language!
+ # Avoid double-free by breaking the result - we should learn to clone these and then we can be safe instead
+ # out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\tret.ptr = 0;\n"
+ out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\treturn result;\n"
+ else:
+ out_interface_implementation_overrides = out_interface_implementation_overrides + "\t\t\t\treturn ret;\n"
+ out_interface_implementation_overrides += f"{interface_method_override_inset}}},\n\n{interface_method_override_inset}"
+
+ trait_constructor_arguments = ""
+ for var in field_var_conversions:
+ if isinstance(var, ConvInfo):
+ trait_constructor_arguments += ", " + var.arg_name
+ else:
+ trait_constructor_arguments += ", " + var[1] + ".new_impl(" + var[1] + "_impl).bindings_instance"
+
+ 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 = <bindings.{struct_name}>{{
+ // 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":
+ out_typescript_bindings += f"\t\t\t{fn_line.fn_name} ("
+
+ for idx, arg_conv_info in enumerate(fn_line.args_ty):
+ if idx >= 1:
+ out_typescript_bindings = out_typescript_bindings + ", "
+ out_typescript_bindings += f"{arg_conv_info.arg_name}: {arg_conv_info.java_ty}"
- def map_complex_enum(self, struct_name, union_enum_items, map_type, camel_to_snake):
+ out_typescript_bindings += f"): {fn_line.ret_ty_info.java_ty};\n"
+
+ 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:
+ if isinstance(var, ConvInfo):
+ out_typescript_bindings += f", {var.arg_name}: {var.java_ty}"
+ else:
+ out_typescript_bindings += f", {var[1]}: {var[0]}"
+
+ out_typescript_bindings += f"""): number {{
+ throw new Error('unimplemented'); // TODO: bind to WASM
+ }}
+"""
+
+ out_typescript_bindings += '\n// OUT_TYPESCRIPT_BINDINGS :: MAP_TRAIT :: END\n\n\n'
+
+ # 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:
+ if isinstance(var, ConvInfo):
+ # We're a regular ol' field
+ pass
+ else:
+ # 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"
+ out_c = out_c + "} " + struct_name + "_JCalls;\n"
+
+ for fn_line in field_function_lines:
+ if fn_line.fn_name == "free":
+ 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"
+ 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":
+ 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("
+ if fn_line.self_is_const:
+ out_c = out_c + "const void* this_arg"
+ else:
+ out_c = out_c + "void* this_arg"
+
+ for idx, arg in enumerate(fn_line.args_ty):
+ out_c = out_c + ", " + arg.ty_info.get_full_rust_ty()[0] + " " + arg.arg_name + arg.ty_info.get_full_rust_ty()[1]
+
+ out_c = out_c + ") {\n"
+ out_c = out_c + "\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) this_arg;\n"
+
+ for arg_info in fn_line.args_ty:
+ if arg_info.ret_conv is not None:
+ out_c = out_c + "\t" + arg_info.ret_conv[0].replace('\n', '\n\t')
+ 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"
+ 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"
+ 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
+ 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"
+
+ 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
+ else:
+ out_c = out_c + ", " + 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"
+
+ 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 + "\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:
+ 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 + "_JCalls *calls = MALLOC(sizeof(" + struct_name + "_JCalls), \"" + struct_name + "_JCalls\");\n"
+ out_c = out_c + "\tatomic_init(&calls->refcnt, 1);\n"
+ 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":
+ 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:
+ 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"
+ 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"
+ for var in field_var_conversions:
+ if isinstance(var, ConvInfo):
+ if var.arg_conv_name is not None:
+ out_c = out_c + "\t\t." + var.arg_name + " = " + var.arg_conv_name + ",\n"
+ out_c = out_c + "\t\t.set_" + var.arg_name + " = NULL,\n"
+ else:
+ 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 = out_c + "\t};\n"
+ for var in 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:
+ 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:
+ if isinstance(var, ConvInfo):
+ out_c = out_c + ", " + 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 + "}\n"
+
+ return (out_typescript_bindings, out_typescript_human, out_c)
+
+ 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", "")
out_java_enum = ""
out_java_enum += (f"\t\tconst raw_val: bindings.{struct_name} = bindings." + struct_name + "_ref_from_ptr(ptr);\n")
java_hu_subclasses = ""
- tag_field_lines = union_enum_items["field_lines"]
- init_meth_jty_strs = {}
- for idx, struct_line in enumerate(tag_field_lines):
- if idx == 0:
- assert(struct_line == "typedef enum %s_Tag {" % struct_name)
- elif idx == len(tag_field_lines) - 3:
- assert(struct_line.endswith("_Sentinel,"))
- elif idx == len(tag_field_lines) - 2:
- assert(struct_line == "} %s_Tag;" % struct_name)
- elif idx == len(tag_field_lines) - 1:
- assert(struct_line == "")
-
out_java += ("\tpublic static class " + struct_name + " {\n")
out_java += ("\t\tprivate " + struct_name + "() {}\n")
- for idx, struct_line in enumerate(tag_field_lines):
- if idx != 0 and idx < len(tag_field_lines) - 3:
- var_name = struct_line.strip(' ,')[len(struct_name) + 1:]
- out_java += ("\t\texport class " + var_name + " extends " + struct_name + " {\n")
- java_hu_subclasses = java_hu_subclasses + "export class " + var_name + " extends " + java_hu_type + " {\n"
- out_java_enum += ("\t\tif (raw_val instanceof bindings." + struct_name + "." + var_name + ") {\n")
- out_java_enum += ("\t\t\treturn new " + var_name + "(this.ptr, raw_val);\n")
- init_meth_jty_str = ""
- init_meth_params = ""
- init_meth_body = ""
- hu_conv_body = ""
- if "LDK" + var_name in union_enum_items:
- enum_var_lines = union_enum_items["LDK" + var_name]
- for idx, field in enumerate(enum_var_lines):
- if idx != 0 and idx < len(enum_var_lines) - 2:
- field_ty = map_type(field.strip(' ;'), False, None, False, True)
- out_java += ("\t\t\tpublic " + field_ty.java_ty + " " + field_ty.arg_name + ";\n")
- 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"
- hu_conv_body = hu_conv_body + "\t\t" + field_ty.to_hu_conv.replace("\n", "\n\t\t\t") + "\n"
- hu_conv_body = hu_conv_body + "\t\tthis." + field_ty.arg_name + " = " + field_ty.to_hu_conv_name + ";\n"
- else:
- hu_conv_body = hu_conv_body + "\t\tthis." + field_ty.arg_name + " = obj." + field_ty.arg_name + ";\n"
- init_meth_jty_str = init_meth_jty_str + field_ty.java_fn_ty_arg
- if idx > 1:
- 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_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_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"
- init_meth_jty_strs[var_name] = init_meth_jty_str
+ 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")
+ 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")
+ 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"
+ hu_conv_body = hu_conv_body + "\t\t" + field_ty.to_hu_conv.replace("\n", "\n\t\t\t") + "\n"
+ hu_conv_body = hu_conv_body + "\t\tthis." + field_ty.arg_name + " = " + field_ty.to_hu_conv_name + ";\n"
+ 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"
+ 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_c += (self.c_complex_enum_pfx(struct_name, [x.strip(", ")[len(struct_name) + 1:] for x in tag_field_lines[1:-3]], init_meth_jty_strs))
-
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 += ("\tswitch(obj->tag) {\n")
- for idx, struct_line in enumerate(tag_field_lines):
- if idx != 0 and idx < len(tag_field_lines) - 3:
- var_name = struct_line.strip(' ,')[len(struct_name) + 1:]
- out_c += ("\t\tcase " + struct_name + "_" + var_name + ": {\n")
- c_params = []
- if "LDK" + var_name in union_enum_items:
- enum_var_lines = union_enum_items["LDK" + var_name]
- for idx, field in enumerate(enum_var_lines):
- if idx != 0 and idx < len(enum_var_lines) - 2:
- field_map = map_type(field.strip(' ;'), False, None, False, True)
- 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_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_name) + "." + field_map.arg_name)
- out_c += ("\t\t\treturn " + self.c_constr_native_complex_enum(struct_name, var_name, c_params) + ";\n")
- out_c += ("\t\t}\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):
+ 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)
+ 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)
+ 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)
return (out_java, out_java_enum, out_c)
+ def map_opaque_struct(self, struct_name):
+ implementations = ""
+ method_header = ""
+ if struct_name.startswith("LDKLocked"):
+ implementations += "implements AutoCloseable "
+ method_header = """
+ public close() {
+"""
+ else:
+ method_header = """
+ protected finalize() {
+ super.finalize();
+"""
+ out_opaque_struct_human = f"""
+ {self.hu_struct_file_prefix}
-def camel_to_snake_case(str):
- res = [str[0].lower()]
- for i in range(1, len(str)):
- current_char = str[i]
-
- previous_char = None
- next_char = None
- if i > 0:
- previous_char = str[i - 1]
- if i < len(str) - 1:
- next_char = str[i + 1]
-
- if current_char.isupper() and previous_char is not None:
- if previous_char.islower() or (next_char is not None and next_char.islower()):
- res.append('_')
- res.append(current_char.lower())
- continue
- res.append(current_char.lower())
+ export default class {struct_name.replace("LDK","")} extends CommonBase {implementations}{{
+ constructor(_dummy: object, ptr: number) {{
+ super(ptr);
+ }}
- return ''.join(res)
+ {method_header}
+ if (this.ptr != 0) {{
+ bindings.{struct_name.replace("LDK","")}_free(this.ptr);
+ }}
+ }}
+"""
+ return out_opaque_struct_human