X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=genbindings.py;h=12649658afe476ce32405a95c0d44f139f931cda;hb=20ee8c36407f25547ac60339007cbf6fbe61deee;hp=ecdb6bd7a59aa479cd0b697047ffbe9ca68d30d2;hpb=b1add05ff30a3ad491d5dbaaa066101756b5093d;p=ldk-java diff --git a/genbindings.py b/genbindings.py index ecdb6bd7..12649658 100755 --- a/genbindings.py +++ b/genbindings.py @@ -1,7 +1,7 @@ #!/usr/bin/env python3 import sys, re -if len(sys.argv) != 7: +if len(sys.argv) < 7: print("USAGE: /path/to/lightning.h /path/to/bindings/output /path/to/bindings/ /path/to/bindings/output.c debug lang") sys.exit(1) @@ -13,14 +13,25 @@ else: print("debug should be true or false and indicates whether to track allocations and ensure we don't leak") sys.exit(1) -if sys.argv[6] == "java": +target = None +if sys.argv[6] == "java" or sys.argv[6] == "android": + import java_strings from java_strings import Consts + target = java_strings.Target.JAVA + if sys.argv[6] == "android": + target = java_strings.Target.ANDROID elif sys.argv[6] == "typescript": + import typescript_strings from typescript_strings import Consts + target = typescript_strings.Target.NODEJS + if len(sys.argv) == 8 and sys.argv[7] == 'browser': + target = typescript_strings.Target.BROWSER else: print("Only java or typescript can be set for lang") sys.exit(1) -consts = Consts(DEBUG) + + +consts = Consts(DEBUG, target=target) from bindingstypes import * @@ -77,6 +88,7 @@ def java_c_types(fn_arg, ret_arr_len): fn_arg = fn_arg[7:] if fn_arg.startswith("enum "): fn_arg = fn_arg[5:] + nonnull_ptr = "NONNULL_PTR" in fn_arg fn_arg = fn_arg.replace("NONNULL_PTR", "") is_ptr = False @@ -161,15 +173,19 @@ def java_c_types(fn_arg, ret_arr_len): res.pass_by_ref = True if res.is_native_primitive or res.passed_as_ptr: return TypeInfo(rust_obj=fn_arg.split(" ")[0], java_ty=res.java_ty + "[]", java_hu_ty=res.java_hu_ty + "[]", - java_fn_ty_arg="[" + res.java_fn_ty_arg, c_ty=res.c_ty + "Array", passed_as_ptr=False, is_ptr=is_ptr, is_const=is_const, + java_fn_ty_arg="[" + res.java_fn_ty_arg, c_ty=res.c_ty + "Array", passed_as_ptr=False, is_ptr=is_ptr, + nonnull_ptr=nonnull_ptr, is_const=is_const, var_name=res.var_name, arr_len="datalen", arr_access="data", subty=res, is_native_primitive=False) else: return TypeInfo(rust_obj=fn_arg.split(" ")[0], java_ty=res.java_ty + "[]", java_hu_ty=res.java_hu_ty + "[]", - java_fn_ty_arg="[" + res.java_fn_ty_arg, c_ty=consts.ptr_arr, passed_as_ptr=False, is_ptr=is_ptr, is_const=is_const, + java_fn_ty_arg="[" + res.java_fn_ty_arg, c_ty=consts.ptr_arr, passed_as_ptr=False, is_ptr=is_ptr, + nonnull_ptr=nonnull_ptr, is_const=is_const, var_name=res.var_name, arr_len="datalen", arr_access="data", subty=res, is_native_primitive=False) is_primitive = False arr_len = None + mapped_type = [] + java_type_plural = None if fn_arg.startswith("void"): java_ty = "void" c_ty = "void" @@ -183,31 +199,37 @@ def java_c_types(fn_arg, ret_arr_len): fn_arg = fn_arg[4:].strip() is_primitive = True elif fn_arg.startswith("uint8_t"): - java_ty = "byte" + mapped_type = consts.c_type_map['uint8_t'] + java_ty = mapped_type[0] c_ty = "int8_t" fn_ty_arg = "B" fn_arg = fn_arg[7:].strip() is_primitive = True elif fn_arg.startswith("uint16_t"): - java_ty = "short" - c_ty = "jshort" + mapped_type = consts.c_type_map['uint16_t'] + java_ty = mapped_type[0] + c_ty = "int16_t" fn_ty_arg = "S" fn_arg = fn_arg[8:].strip() is_primitive = True elif fn_arg.startswith("uint32_t"): - java_ty = "int" + mapped_type = consts.c_type_map['uint32_t'] + java_ty = mapped_type[0] c_ty = "int32_t" fn_ty_arg = "I" fn_arg = fn_arg[8:].strip() is_primitive = True elif fn_arg.startswith("uint64_t") or fn_arg.startswith("uintptr_t"): # TODO: uintptr_t is arch-dependent :( - java_ty = "long" - c_ty = "int64_t" + mapped_type = consts.c_type_map['uint64_t'] + java_ty = mapped_type[0] fn_ty_arg = "J" if fn_arg.startswith("uint64_t"): + c_ty = "int64_t" fn_arg = fn_arg[8:].strip() else: + c_ty = "int64_t" + rust_obj = "uintptr_t" fn_arg = fn_arg[9:].strip() is_primitive = True elif is_const and fn_arg.startswith("char *"): @@ -277,7 +299,7 @@ def java_c_types(fn_arg, ret_arr_len): else: c_ty = consts.ptr_c_ty java_ty = consts.ptr_native_ty - java_hu_ty = ma.group(1).strip().replace("LDKCResult", "Result").replace("LDK", "") + java_hu_ty = ma.group(1).strip().replace("LDKCOption", "Option").replace("LDKCResult", "Result").replace("LDK", "") fn_ty_arg = "J" fn_arg = ma.group(2).strip() rust_obj = ma.group(1).strip() @@ -289,32 +311,40 @@ def java_c_types(fn_arg, ret_arr_len): c_ty = consts.ptr_c_ty java_ty = consts.ptr_native_ty fn_ty_arg = "J" - is_primitive = False var_is_arr = var_is_arr_regex.match(fn_arg) if var_is_arr is not None or ret_arr_len is not None: assert(not take_by_ptr) assert(not is_ptr) - java_ty = java_ty + "[]" + # is there a special case for plurals? + if len(mapped_type) == 2: + java_ty = mapped_type[1] + else: + java_ty = java_ty + "[]" c_ty = c_ty + "Array" if var_is_arr is not None: if var_is_arr.group(1) == "": return TypeInfo(rust_obj=rust_obj, java_ty=java_ty, java_hu_ty=java_ty, java_fn_ty_arg="[" + fn_ty_arg, c_ty=c_ty, is_const=is_const, - passed_as_ptr=False, is_ptr=False, var_name="arg", arr_len=var_is_arr.group(2), arr_access=arr_access, is_native_primitive=False) + passed_as_ptr=False, is_ptr=False, nonnull_ptr=nonnull_ptr, var_name="arg", + arr_len=var_is_arr.group(2), arr_access=arr_access, is_native_primitive=False) return TypeInfo(rust_obj=rust_obj, java_ty=java_ty, java_hu_ty=java_ty, java_fn_ty_arg="[" + fn_ty_arg, c_ty=c_ty, is_const=is_const, - passed_as_ptr=False, is_ptr=False, var_name=var_is_arr.group(1), arr_len=var_is_arr.group(2), arr_access=arr_access, is_native_primitive=False) + passed_as_ptr=False, is_ptr=False, nonnull_ptr=nonnull_ptr, var_name=var_is_arr.group(1), + arr_len=var_is_arr.group(2), arr_access=arr_access, is_native_primitive=False) if java_hu_ty is None: java_hu_ty = java_ty return TypeInfo(rust_obj=rust_obj, java_ty=java_ty, java_hu_ty=java_hu_ty, java_fn_ty_arg=fn_ty_arg, c_ty=c_ty, passed_as_ptr=is_ptr or take_by_ptr, - is_const=is_const, is_ptr=is_ptr, var_name=fn_arg, arr_len=arr_len, arr_access=arr_access, is_native_primitive=is_primitive) + is_const=is_const, is_ptr=is_ptr, nonnull_ptr=nonnull_ptr, var_name=fn_arg, arr_len=arr_len, arr_access=arr_access, is_native_primitive=is_primitive) fn_ptr_regex = re.compile("^extern const ([A-Za-z_0-9\* ]*) \(\*(.*)\)\((.*)\);$") fn_ret_arr_regex = re.compile("(.*) \(\*(.*)\((.*)\)\)\[([0-9]*)\];$") reg_fn_regex = re.compile("([A-Za-z_0-9\* ]* \*?)([a-zA-Z_0-9]*)\((.*)\);$") clone_fns = set() constructor_fns = {} -c_array_class_caches = set() + +from gen_type_mapping import TypeMappingGenerator +type_mapping_generator = TypeMappingGenerator(java_c_types, consts, opaque_structs, clone_fns, unitary_enums, trait_structs, complex_enums, result_types, tuple_types) + with open(sys.argv[1]) as in_h: for line in in_h: reg_fn = reg_fn_regex.match(line) @@ -323,7 +353,7 @@ with open(sys.argv[1]) as in_h: clone_fns.add(reg_fn.group(2)) else: rty = java_c_types(reg_fn.group(1), None) - if rty is not None and rty.rust_obj is not None and reg_fn.group(2) == rty.java_hu_ty + "_new": + if rty is not None and not rty.is_native_primitive and reg_fn.group(2) == rty.java_hu_ty + "_new": constructor_fns[rty.rust_obj] = reg_fn.group(3) continue arr_fn = fn_ret_arr_regex.match(line) @@ -339,576 +369,90 @@ write_c("static inline struct LDKThirtyTwoBytes ThirtyTwoBytes_clone(const struc java_c_types_none_allowed = False # C structs created by cbindgen are declared in dependency order +with open(f"{sys.argv[3]}/structs/UtilMethods{consts.file_ext}", "a") as util: + util.write(consts.util_fn_pfx) + with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: - def map_type(fn_arg, print_void, ret_arr_len, is_free, holds_ref): - ty_info = java_c_types(fn_arg, ret_arr_len) - return map_type_with_info(ty_info, print_void, ret_arr_len, is_free, holds_ref) - - def map_type_with_info(ty_info, print_void, ret_arr_len, is_free, holds_ref): - if ty_info.c_ty == "void": - if not print_void: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None, - ret_conv = None, ret_conv_name = None, to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) - if ty_info.c_ty.endswith("Array"): - arr_len = ty_info.arr_len - if arr_len is not None: - arr_name = ty_info.var_name - else: - arr_name = "ret" - arr_len = ret_arr_len - if ty_info.c_ty == "int8_tArray": - (set_pfx, set_sfx) = consts.set_native_arr_contents(arr_name + "_arr", arr_len, ty_info) - ret_conv = ("int8_tArray " + arr_name + "_arr = " + consts.create_native_arr_call(arr_len, ty_info) + ";\n" + set_pfx, "") - arg_conv_cleanup = None - if not arr_len.isdigit(): - arg_conv = ty_info.rust_obj + " " + arr_name + "_ref;\n" - arg_conv = arg_conv + arr_name + "_ref." + arr_len + " = " + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + ";\n" - if (not ty_info.is_ptr or not holds_ref) and ty_info.rust_obj != "LDKu8slice": - arg_conv = arg_conv + arr_name + "_ref." + ty_info.arr_access + " = MALLOC(" + arr_name + "_ref." + arr_len + ", \"" + ty_info.rust_obj + " Bytes\");\n" - arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_name + "_ref." + arr_len, ty_info, True) + ";" - else: - arg_conv = arg_conv + arr_name + "_ref." + ty_info.arr_access + " = " + consts.get_native_arr_contents(arr_name, "NO_DEST", arr_name + "_ref." + arr_len, ty_info, False) + ";" - arg_conv_cleanup = consts.cleanup_native_arr_ref_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_name + "_ref." + arr_len, ty_info) - if ty_info.rust_obj == "LDKTransaction": - arg_conv = arg_conv + "\n" + arr_name + "_ref.data_is_owned = " + str(holds_ref).lower() + ";" - ret_conv = (ty_info.rust_obj + " " + arr_name + "_var = ", "") - ret_conv = (ret_conv[0], ";\nint8_tArray " + arr_name + "_arr = " + consts.create_native_arr_call(arr_name + "_var." + arr_len, ty_info) + ";\n") - (pfx, sfx) = consts.set_native_arr_contents(arr_name + "_arr", arr_name + "_var." + arr_len, ty_info) - ret_conv = (ret_conv[0], ret_conv[1] + pfx + arr_name + "_var." + ty_info.arr_access + sfx + ";") - if not holds_ref and ty_info.rust_obj != "LDKu8slice": - ret_conv = (ret_conv[0], ret_conv[1] + "\n" + ty_info.rust_obj.replace("LDK", "") + "_free(" + arr_name + "_var);") - elif ty_info.rust_obj is not None: - arg_conv = ty_info.rust_obj + " " + arr_name + "_ref;\n" - arg_conv = arg_conv + "CHECK(" + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + " == " + arr_len + ");\n" - arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_len, ty_info, True) + ";" - ret_conv = (ret_conv[0], "." + ty_info.arr_access + set_sfx + ";") - else: - arg_conv = "unsigned char " + arr_name + "_arr[" + arr_len + "];\n" - arg_conv = arg_conv + "CHECK(" + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + " == " + arr_len + ");\n" - arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_arr", arr_len, ty_info, True) + ";\n" - arg_conv = arg_conv + "unsigned char (*" + arr_name + "_ref)[" + arr_len + "] = &" + arr_name + "_arr;" - ret_conv = (ret_conv[0] + "*", set_sfx + ";") - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = arg_conv, arg_conv_name = arr_name + "_ref", arg_conv_cleanup = arg_conv_cleanup, - ret_conv = ret_conv, ret_conv_name = arr_name + "_arr", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) - else: - assert not arr_len.isdigit() # fixed length arrays not implemented - assert ty_info.java_ty[len(ty_info.java_ty) - 2:] == "[]" - conv_name = "arr_conv_" + str(len(ty_info.java_hu_ty)) - idxc = chr(ord('a') + (len(ty_info.java_hu_ty) % 26)) - ty_info.subty.var_name = conv_name - #XXX: We'd really prefer to only ever set to False, avoiding lots of clone, but need smarter free logic - #if ty_info.is_ptr or holds_ref: - # ty_info.subty.requires_clone = False - ty_info.subty.requires_clone = not ty_info.is_ptr or not holds_ref - subty = map_type_with_info(ty_info.subty, False, None, is_free, holds_ref) - if arr_name == "": - arr_name = "arg" - arg_conv = ty_info.rust_obj + " " + arr_name + "_constr;\n" - arg_conv = arg_conv + arr_name + "_constr." + arr_len + " = " + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + ";\n" - arg_conv = arg_conv + "if (" + arr_name + "_constr." + arr_len + " > 0)\n" - if subty.rust_obj is None: - szof = subty.c_ty - else: - szof = subty.rust_obj - arg_conv = arg_conv + "\t" + arr_name + "_constr." + ty_info.arr_access + " = MALLOC(" + arr_name + "_constr." + arr_len + " * sizeof(" + szof + "), \"" + ty_info.rust_obj + " Elements\");\n" - arg_conv = arg_conv + "else\n" - arg_conv = arg_conv + "\t" + arr_name + "_constr." + ty_info.arr_access + " = NULL;\n" - get_arr = consts.get_native_arr_contents(arr_name, "NO_DEST", arr_name + "_constr." + arr_len, ty_info, False) - if get_arr != None: - arg_conv = arg_conv + subty.c_ty + "* " + arr_name + "_vals = " + get_arr + ";\n" - arg_conv = arg_conv + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_constr." + arr_len + "; " + idxc + "++) {\n" - if get_arr != None: - arg_conv = arg_conv + "\t" + subty.c_ty + " " + conv_name + " = " + arr_name + "_vals[" + idxc + "];" - if subty.arg_conv is not None: - arg_conv = arg_conv + "\n\t" + subty.arg_conv.replace("\n", "\n\t") - else: - arg_conv = arg_conv + "\t" + subty.c_ty + " " + conv_name + " = " + consts.get_native_arr_elem(arr_name, idxc, ty_info) + ";\n" - arg_conv = arg_conv + "\t" + subty.arg_conv.replace("\n", "\n\t") - arg_conv = arg_conv + "\n\t" + arr_name + "_constr." + ty_info.arr_access + "[" + idxc + "] = " + subty.arg_conv_name + ";\n}" - if get_arr != None: - cleanup = consts.cleanup_native_arr_ref_contents(arr_name, arr_name + "_vals", arr_name + "_constr." + arr_len, ty_info) - if cleanup is not None: - arg_conv = arg_conv + "\n" + cleanup + ";" - if ty_info.is_ptr: - arg_conv_name = "&" + arr_name + "_constr" - else: - arg_conv_name = arr_name + "_constr" - arg_conv_cleanup = None - if ty_info.is_ptr: - arg_conv_cleanup = "FREE(" + arr_name + "_constr." + ty_info.arr_access + ");" - - if arr_name == "arg": - arr_name = "ret" - ret_conv = (ty_info.rust_obj + " " + arr_name + "_var = ", "") - if subty.ret_conv is None: - ret_conv = ("DUMMY", "DUMMY") - elif not ty_info.java_ty[:len(ty_info.java_ty) - 2].endswith("[]"): - ret_conv = (ret_conv[0], ";\n" + ty_info.c_ty + " " + arr_name + "_arr = " + consts.create_native_arr_call(arr_name + "_var." + arr_len, ty_info) + ";\n") - ret_conv = (ret_conv[0], ret_conv[1] + subty.c_ty + " *" + arr_name + "_arr_ptr = " + consts.get_native_arr_ptr_call[0] + arr_name + "_arr" + consts.get_native_arr_ptr_call[1] + ";\n") - ret_conv = (ret_conv[0], ret_conv[1] + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_var." + arr_len + "; " + idxc + "++) {\n") - ret_conv = (ret_conv[0], ret_conv[1] + "\t" + subty.ret_conv[0].replace("\n", "\n\t")) - ret_conv = (ret_conv[0], ret_conv[1] + arr_name + "_var." + ty_info.arr_access + "[" + idxc + "]" + subty.ret_conv[1].replace("\n", "\n\t")) - ret_conv = (ret_conv[0], ret_conv[1] + "\n\t" + arr_name + "_arr_ptr[" + idxc + "] = " + subty.ret_conv_name + ";\n}") - cleanup = consts.release_native_arr_ptr_call(arr_name + "_arr", arr_name + "_arr_ptr") - if cleanup is not None: - ret_conv = (ret_conv[0], ret_conv[1] + "\n" + cleanup + ";") - else: - assert ty_info.java_fn_ty_arg.startswith("[") - clz_var = ty_info.java_fn_ty_arg[1:].replace("[", "arr_of_") - c_array_class_caches.add(clz_var) - ret_conv = (ret_conv[0], ";\n" + ty_info.c_ty + " " + arr_name + "_arr = (*env)->NewObjectArray(env, " + arr_name + "_var." + arr_len + ", " + clz_var + "_clz, NULL);\n") - ret_conv = (ret_conv[0], ret_conv[1] + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_var." + arr_len + "; " + idxc + "++) {\n") - ret_conv = (ret_conv[0], ret_conv[1] + "\t" + subty.ret_conv[0].replace("\n", "\n\t")) - ret_conv = (ret_conv[0], ret_conv[1] + arr_name + "_var." + ty_info.arr_access + "[" + idxc + "]" + subty.ret_conv[1].replace("\n", "\n\t")) - ret_conv = (ret_conv[0], ret_conv[1] + "\n\t(*env)->SetObjectArrayElement(env, " + arr_name + "_arr, " + idxc + ", " + subty.ret_conv_name + ");\n") - ret_conv = (ret_conv[0], ret_conv[1] + "}") - if not holds_ref: - # XXX: The commented if's are a bit smarter freeing, but we need to be a nudge smarter still - # Note that we don't drop the full vec here - we're passing ownership to java (or have cloned) or free'd by now! - ret_conv = (ret_conv[0], ret_conv[1] + "\nFREE(" + arr_name + "_var." + ty_info.arr_access + ");") - #if subty.rust_obj is not None and subty.rust_obj in opaque_structs: - # ret_conv = (ret_conv[0], ret_conv[1] + "\nFREE(" + arr_name + "_var." + ty_info.arr_access + ");") - #else: - # ret_conv = (ret_conv[0], ret_conv[1] + "\n" + ty_info.rust_obj.replace("LDK", "") + "_free(" + arr_name + "_var);") - - to_hu_conv = None - to_hu_conv_name = None - if subty.to_hu_conv is not None: - to_hu_conv = ty_info.java_hu_ty + " " + conv_name + "_arr = new " + ty_info.subty.java_hu_ty.split("<")[0] + "[" + arr_name + ".length];\n" - to_hu_conv = to_hu_conv + "for (int " + idxc + " = 0; " + idxc + " < " + arr_name + ".length; " + idxc + "++) {\n" - to_hu_conv = to_hu_conv + "\t" + subty.java_ty + " " + conv_name + " = " + arr_name + "[" + idxc + "];\n" - to_hu_conv = to_hu_conv + "\t" + subty.to_hu_conv.replace("\n", "\n\t") + "\n" - to_hu_conv = to_hu_conv + "\t" + conv_name + "_arr[" + idxc + "] = " + subty.to_hu_conv_name + ";\n}" - to_hu_conv_name = conv_name + "_arr" - from_hu_conv = None - if subty.from_hu_conv is not None: - if subty.java_ty == "long" and subty.java_hu_ty != "long": - from_hu_conv = ("Arrays.stream(" + arr_name + ").mapToLong(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */") - elif subty.java_ty == "long": - from_hu_conv = ("Arrays.stream(" + arr_name + ").map(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */") - else: - from_hu_conv = ("(" + ty_info.java_ty + ")Arrays.stream(" + arr_name + ").map(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */") - - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = arg_conv, arg_conv_name = arg_conv_name, arg_conv_cleanup = arg_conv_cleanup, - ret_conv = ret_conv, ret_conv_name = arr_name + "_arr", to_hu_conv = to_hu_conv, to_hu_conv_name = to_hu_conv_name, from_hu_conv = from_hu_conv) - elif ty_info.java_ty == "String": - if ty_info.arr_access is None: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None, - ret_conv = ("jstring " + ty_info.var_name + "_conv = (*env)->NewStringUTF(env, ", ");"), ret_conv_name = ty_info.var_name + "_conv", - to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) - else: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None, - ret_conv = ("LDKStr " + ty_info.var_name + "_str = ", - ";\nchar* " + ty_info.var_name + "_buf = MALLOC(" + ty_info.var_name + "_str." + ty_info.arr_len + " + 1, \"str conv buf\");\n" + - "memcpy(" + ty_info.var_name + "_buf, " + ty_info.var_name + "_str." + ty_info.arr_access + ", " + ty_info.var_name + "_str." + ty_info.arr_len + ");\n" + - ty_info.var_name + "_buf[" + ty_info.var_name + "_str." + ty_info.arr_len + "] = 0;\n" + - "jstring " + ty_info.var_name + "_conv = (*env)->NewStringUTF(env, " + ty_info.var_name + "_str." + ty_info.arr_access + ");\n" + - "FREE(" + ty_info.var_name + "_buf);"), - ret_conv_name = ty_info.var_name + "_conv", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) - elif ty_info.var_name == "" and not print_void: - # We don't have a parameter name, and want one, just call it arg - if ty_info.rust_obj is not None: - assert(not is_free or ty_info.rust_obj not in opaque_structs) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + " arg_conv = *(" + ty_info.rust_obj + "*)arg;\nFREE((void*)arg);", - arg_conv_name = "arg_conv", arg_conv_cleanup = None, - ret_conv = None, ret_conv_name = None, to_hu_conv = "TODO 7", to_hu_conv_name = None, from_hu_conv = None) - else: - assert(not is_free) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = None, arg_conv_name = "arg", arg_conv_cleanup = None, - ret_conv = None, ret_conv_name = None, to_hu_conv = "TODO 8", to_hu_conv_name = None, from_hu_conv = None) - elif ty_info.rust_obj is None: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = None, arg_conv_name = ty_info.var_name, arg_conv_cleanup = None, - ret_conv = None, ret_conv_name = None, to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) + # Map a top-level function + def map_fn(line, re_match, ret_arr_len, c_call_string, doc_comment): + method_return_type = re_match.group(1) + method_name = re_match.group(2) + method_comma_separated_arguments = re_match.group(3) + method_arguments = method_comma_separated_arguments.split(',') + + is_free = method_name.endswith("_free") + if method_name.startswith("COption") or method_name.startswith("CResult"): + struct_meth = method_name.rsplit("Z", 1)[0][1:] + "Z" else: - if ty_info.var_name == "": - ty_info.var_name = "ret" - - if ty_info.rust_obj in opaque_structs: - opaque_arg_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv;\n" - opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.inner = (void*)(" + ty_info.var_name + " & (~1));\n" - if ty_info.is_ptr and holds_ref: - opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.is_owned = false;" - else: - opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.is_owned = (" + ty_info.var_name + " & 1) || (" + ty_info.var_name + " == 0);" - if not is_free and (not ty_info.is_ptr or not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False: - if (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns: - # TODO: This is a bit too naive, even with the checks above, we really need to know if rust wants a ref or not, not just if its pass as a ptr. - opaque_arg_conv = opaque_arg_conv + "\nif (" + ty_info.var_name + "_conv.inner != NULL)\n" - opaque_arg_conv = opaque_arg_conv + "\t" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(&" + ty_info.var_name + "_conv);" - elif ty_info.passed_as_ptr: - opaque_arg_conv = opaque_arg_conv + "\n// Warning: we may need a move here but can't clone!" - - opaque_ret_conv_suf = ";\n" - if not holds_ref and ty_info.is_ptr and (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns: # is_ptr, not holds_ref implies passing a pointed-to value to java, which needs copied - opaque_ret_conv_suf = opaque_ret_conv_suf + "if (" + ty_info.var_name + "->inner != NULL)\n" - opaque_ret_conv_suf = opaque_ret_conv_suf + "\t" + ty_info.var_name + "_var = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + ");\n" - elif not holds_ref and ty_info.is_ptr: - opaque_ret_conv_suf = opaque_ret_conv_suf + "// Warning: we may need a move here but can't clone!\n" - - opaque_ret_conv_suf = opaque_ret_conv_suf + "CHECK((((long)" + ty_info.var_name + "_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.\n" - opaque_ret_conv_suf = opaque_ret_conv_suf + "CHECK((((long)&" + ty_info.var_name + "_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.\n" - if holds_ref: - opaque_ret_conv_suf = opaque_ret_conv_suf + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_var.inner & ~1;" - else: - opaque_ret_conv_suf = opaque_ret_conv_suf + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_var.inner;\n" - opaque_ret_conv_suf = opaque_ret_conv_suf + "if (" + ty_info.var_name + "_var.is_owned) {\n" - opaque_ret_conv_suf = opaque_ret_conv_suf + "\t" + ty_info.var_name + "_ref |= 1;\n" - opaque_ret_conv_suf = opaque_ret_conv_suf + "}" - - if ty_info.is_ptr: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = opaque_arg_conv, arg_conv_name = "&" + ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = (ty_info.rust_obj + " " + ty_info.var_name + "_var = *", opaque_ret_conv_suf), - ret_conv_name = ty_info.var_name + "_ref", - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");", - to_hu_conv_name = ty_info.var_name + "_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")")) - else: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = opaque_arg_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = (ty_info.rust_obj + " " + ty_info.var_name + "_var = ", opaque_ret_conv_suf), - ret_conv_name = ty_info.var_name + "_ref", - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");", - to_hu_conv_name = ty_info.var_name + "_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")")) - - if not ty_info.is_ptr: - if ty_info.rust_obj in unitary_enums: - (ret_pfx, ret_sfx) = consts.c_unitary_enum_to_native_call(ty_info) - (arg_pfx, arg_sfx) = consts.native_unitary_enum_to_c_call(ty_info) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv = " + arg_pfx + ty_info.var_name + arg_sfx + ";", - arg_conv_name = ty_info.var_name + "_conv", - arg_conv_cleanup = None, - ret_conv = (ty_info.c_ty + " " + ty_info.var_name + "_conv = " + ret_pfx, ret_sfx + ";"), - ret_conv_name = ty_info.var_name + "_conv", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None) - base_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv = *(" + ty_info.rust_obj + "*)" + ty_info.var_name + ";" - if ty_info.rust_obj in trait_structs: - if not is_free: - needs_full_clone = not is_free and (not ty_info.is_ptr and not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False - if needs_full_clone and (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns: - base_conv = base_conv + "\n" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + ");" - else: - base_conv = base_conv + "\nif (" + ty_info.var_name + "_conv.free == " + ty_info.rust_obj + "_JCalls_free) {\n" - base_conv = base_conv + "\t// If this_arg is a JCalls struct, then we need to increment the refcnt in it.\n" - base_conv = base_conv + "\t" + ty_info.rust_obj + "_JCalls_clone(" + ty_info.var_name + "_conv.this_arg);\n}" - if needs_full_clone: - base_conv = base_conv + "// Warning: we may need a move here but can't do a full clone!\n" + struct_meth = method_name.split("_")[0] - else: - base_conv = base_conv + "\n" + "FREE((void*)" + ty_info.var_name + ");" - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = (ty_info.rust_obj + "* ret = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*ret = ", ";"), - ret_conv_name = "(long)ret", - to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);", - to_hu_conv_name = "ret_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")")) - if ty_info.rust_obj != "LDKu8slice": - # Don't bother free'ing slices passed in - Rust doesn't auto-free the - # underlying unlike Vecs, and it gives Java more freedom. - base_conv = base_conv + "\nFREE((void*)" + ty_info.var_name + ");"; - if ty_info.rust_obj in complex_enums: - ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";") - if not holds_ref: - ret_conv = (ty_info.rust_obj + " *" + ty_info.var_name + "_copy = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n", "") - if ty_info.requires_clone == True: # Set in object array mapping - if (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns: - ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = " + ty_info.rust_obj.replace("LDK", "") + "_clone(&", ");\n") - else: - ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = ", "; // XXX: We likely need to clone here, but no _clone fn is available!\n") - else: - ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = ", ";\n") - ret_conv = (ret_conv[0], ret_conv[1] + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_copy;") - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ret_conv, ret_conv_name = ty_info.var_name + "_ref", - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");\n" + ty_info.var_name + "_hu_conv.ptrs_to.add(this);", - to_hu_conv_name = ty_info.var_name + "_hu_conv", from_hu_conv = (ty_info.var_name + ".ptr", "")) - if ty_info.rust_obj in result_types: - if holds_ref: - # If we're trying to return a ref, we have to clone. - # We just blindly assume its implemented and let the compiler fail if its not. - ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_conv = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_conv = ", ";") - ret_conv = (ret_conv[0], ret_conv[1] + "\n*" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + "_conv);") - else: - ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_conv = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_conv = ", ";") - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ret_conv, ret_conv_name = "(long)" + ty_info.var_name + "_conv", - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");", - to_hu_conv_name = ty_info.var_name + "_hu_conv", from_hu_conv = (ty_info.var_name + " != null ? " + ty_info.var_name + ".ptr : 0", "")) - if ty_info.rust_obj in tuple_types: - from_hu_conv = "bindings." + tuple_types[ty_info.rust_obj][1].replace("LDK", "") + "_new(" - to_hu_conv_pfx = "" - to_hu_conv_sfx = ty_info.java_hu_ty + " " + ty_info.var_name + "_conv = new " + ty_info.java_hu_ty + "(" - clone_ret_str = "" - for idx, conv in enumerate(tuple_types[ty_info.rust_obj][0]): - if idx != 0: - to_hu_conv_sfx = to_hu_conv_sfx + ", " - from_hu_conv = from_hu_conv + ", " - conv.var_name = ty_info.var_name + "_" + chr(idx + ord("a")) - conv_map = map_type_with_info(conv, False, None, is_free, holds_ref) - to_hu_conv_pfx = to_hu_conv_pfx + conv.java_ty + " " + ty_info.var_name + "_" + chr(idx + ord("a")) + " = " + "bindings." + tuple_types[ty_info.rust_obj][1] + "_get_" + chr(idx + ord("a")) + "(" + ty_info.var_name + ");\n" - if conv_map.to_hu_conv is not None: - to_hu_conv_pfx = to_hu_conv_pfx + conv_map.to_hu_conv + ";\n" - to_hu_conv_sfx = to_hu_conv_sfx + conv_map.to_hu_conv_name - else: - to_hu_conv_sfx = to_hu_conv_sfx + ty_info.var_name + "_" + chr(idx + ord("a")) - if conv_map.from_hu_conv is not None: - from_hu_conv = from_hu_conv + conv_map.from_hu_conv[0].replace(ty_info.var_name + "_" + chr(idx + ord("a")), ty_info.var_name + "." + chr(idx + ord("a"))) - if conv_map.from_hu_conv[1] != "": - from_hu_conv = from_hu_conv + "/*XXX: " + conv_map.from_hu_conv[1] + "*/" - else: - from_hu_conv = from_hu_conv + ty_info.var_name + "." + chr(idx + ord("a")) - - if conv.is_native_primitive: - pass - elif (conv_map.rust_obj.replace("LDK", "") + "_clone") in clone_fns: - accessor = ty_info.var_name + "_ref->" + chr(idx + ord("a")) - clone_ret_str = clone_ret_str + "\n" + accessor + " = " + conv_map.rust_obj.replace("LDK", "") + "_clone(&" + accessor + ");" - else: - clone_ret_str = clone_ret_str + "\n// XXX: We likely need to clone here, but no _clone fn is available for " + conv_map.java_hu_ty - if not ty_info.is_ptr and not holds_ref: - ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_ref = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_ref = ", ";") - if not is_free and (not ty_info.is_ptr and not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False: - ret_conv = (ret_conv[0], ret_conv[1] + clone_ret_str) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ret_conv, - ret_conv_name = "(long)" + ty_info.var_name + "_ref", - to_hu_conv = to_hu_conv_pfx + to_hu_conv_sfx + ");", to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (from_hu_conv + ")", "")) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";"), ret_conv_name = ty_info.var_name + "_ref", - to_hu_conv = to_hu_conv_pfx + to_hu_conv_sfx + ");", to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (from_hu_conv + ")", "")) - - # The manually-defined types - TxOut and Transaction - assert ty_info.rust_obj == "LDKTxOut" - if not ty_info.is_ptr and not holds_ref: - ret_conv = ("LDKTxOut* " + ty_info.var_name + "_ref = MALLOC(sizeof(LDKTxOut), \"LDKTxOut\");\n*" + ty_info.var_name + "_ref = ", ";") - else: - ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";") - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ret_conv, ret_conv_name = "(long)" + ty_info.var_name + "_ref", - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_conv = new " +ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");", - to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (ty_info.var_name + ".ptr", "")) - elif ty_info.is_ptr: - assert(not is_free) - if ty_info.rust_obj in complex_enums: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";", - arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name, - to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");", - to_hu_conv_name = ty_info.var_name + "_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")")) - elif ty_info.rust_obj in trait_structs: - if ty_info.rust_obj.replace("LDK", "") + "_clone" in clone_fns: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";", - arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = (ty_info.rust_obj + " *" + ty_info.var_name + "_clone = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n" + - "*" + ty_info.var_name + "_clone = " + ty_info.rust_obj.replace("LDK", "") + "_clone(", ");"), - ret_conv_name = "(long)" + ty_info.var_name + "_clone", - to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);", - to_hu_conv_name = "ret_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")")) - else: - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";", - arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name, - to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);", - to_hu_conv_name = "ret_hu_conv", - from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")")) - return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name, - arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";", - arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None, - ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name, - to_hu_conv = "TODO 3", to_hu_conv_name = None, from_hu_conv = None) # its a pointer, no conv needed - assert False # We should have handled every case by now. - - def map_fn(line, re_match, ret_arr_len, c_call_string): - out_java.write("\t// " + line) - out_java.write("\tpublic static native ") - write_c(consts.c_fn_ty_pfx) - - is_free = re_match.group(2).endswith("_free") - struct_meth = re_match.group(2).split("_")[0] + return_type_info = type_mapping_generator.map_type(method_return_type, True, ret_arr_len, False, False) - ret_info = map_type(re_match.group(1), True, ret_arr_len, False, False) - write_c(ret_info.c_ty) - out_java.write(ret_info.java_ty) - - if ret_info.ret_conv is not None: - ret_conv_pfx, ret_conv_sfx = ret_info.ret_conv - - out_java.write(" " + re_match.group(2) + "(") - write_c(" " + consts.c_fn_name_pfx + re_match.group(2).replace('_', '_1') + "(" + consts.c_fn_args_pfx) - - arg_names = [] + argument_types = [] default_constructor_args = {} takes_self = False args_known = True - for idx, arg in enumerate(re_match.group(3).split(',')): - if idx != 0: - out_java.write(", ") - if arg != "void": - write_c(", ") - arg_conv_info = map_type(arg, False, None, is_free, True) - if arg_conv_info.c_ty != "void": - write_c(arg_conv_info.c_ty + " " + arg_conv_info.arg_name) - out_java.write(arg_conv_info.java_ty + " " + arg_conv_info.arg_name) - if idx == 0 and arg_conv_info.java_hu_ty == struct_meth: + + for argument_index, argument in enumerate(method_arguments): + argument_conversion_info = type_mapping_generator.map_type(argument, False, None, is_free, True) + if argument_index == 0 and argument_conversion_info.java_hu_ty == struct_meth: takes_self = True - if arg_conv_info.arg_conv is not None and "Warning" in arg_conv_info.arg_conv: - if arg_conv_info.rust_obj in constructor_fns: + if argument_conversion_info.arg_conv is not None and "Warning" in argument_conversion_info.arg_conv: + if argument_conversion_info.rust_obj in constructor_fns: assert not is_free - for explode_arg in constructor_fns[arg_conv_info.rust_obj].split(','): - explode_arg_conv = map_type(explode_arg, False, None, False, True) + for explode_arg in constructor_fns[argument_conversion_info.rust_obj].split(','): + explode_arg_conv = type_mapping_generator.map_type(explode_arg, False, None, False, True) if explode_arg_conv.c_ty == "void": # We actually want to handle this case, but for now its only used in NetGraphMsgHandler::new() # which ends up resulting in a redundant constructor - both without arguments for the NetworkGraph. args_known = False pass - if not arg_conv_info.arg_name in default_constructor_args: - default_constructor_args[arg_conv_info.arg_name] = [] - default_constructor_args[arg_conv_info.arg_name].append(explode_arg_conv) - arg_names.append(arg_conv_info) - - out_java_struct = None - if ("LDK" + struct_meth in opaque_structs or "LDK" + struct_meth in trait_structs) and not is_free: - out_java_struct = open(f"{sys.argv[3]}/structs/{struct_meth}{consts.file_ext}", "a") - if not args_known: - out_java_struct.write("\t// Skipped " + re_match.group(2) + "\n") - out_java_struct.close() - out_java_struct = None - else: - meth_n = re_match.group(2)[len(struct_meth) + 1:] - if not takes_self: - out_java_struct.write("\tpublic static " + ret_info.java_hu_ty + " constructor_" + meth_n + "(") - else: - out_java_struct.write("\tpublic " + ret_info.java_hu_ty + " " + meth_n + "(") - for idx, arg in enumerate(arg_names): - if idx != 0: - if not takes_self or idx > 1: - out_java_struct.write(", ") - 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.write(", ") - out_java_struct.write(explode_arg.java_hu_ty + " " + arg.arg_name + "_" + explode_arg.arg_name) - else: - out_java_struct.write(arg.java_hu_ty + " " + arg.arg_name) - - - out_java.write(");\n") - write_c(") {\n") - if out_java_struct is not None: - out_java_struct.write(") {\n") + if not argument_conversion_info.arg_name in default_constructor_args: + default_constructor_args[argument_conversion_info.arg_name] = [] + default_constructor_args[argument_conversion_info.arg_name].append(explode_arg_conv) + argument_types.append(argument_conversion_info) - for info in arg_names: - if info.arg_conv is not None: - write_c("\t" + info.arg_conv.replace('\n', "\n\t") + "\n") - - if ret_info.ret_conv is not None: - write_c("\t" + ret_conv_pfx.replace('\n', '\n\t')) - elif ret_info.c_ty != "void": - write_c("\t" + ret_info.c_ty + " ret_val = ") + out_java.write("\t// " + line) + (out_java_delta, out_c_delta, out_java_struct_delta) = \ + consts.map_function(argument_types, c_call_string, method_name, return_type_info, struct_meth, default_constructor_args, takes_self, args_known, type_mapping_generator, doc_comment) + out_java.write(out_java_delta) + + if is_free: + assert len(argument_types) == 1 + assert return_type_info.c_ty == "void" + write_c(consts.c_fn_ty_pfx + "void " + consts.c_fn_name_define_pfx(method_name, True) + argument_types[0].c_ty + " " + argument_types[0].ty_info.var_name + ") {\n") + if argument_types[0].ty_info.passed_as_ptr and not argument_types[0].ty_info.rust_obj in opaque_structs: + write_c("\tif ((" + argument_types[0].ty_info.var_name + " & 1) != 0) return;\n") + + for info in argument_types: + if info.arg_conv is not None: + write_c("\t" + info.arg_conv.replace('\n', "\n\t") + "\n") + assert c_call_string is None + write_c("\t" + method_name + "(") + if argument_types[0].arg_conv_name is not None: + write_c(argument_types[0].arg_conv_name) + write_c(");") + for info in argument_types: + if info.arg_conv_cleanup is not None: + write_c("\n\t" + info.arg_conv_cleanup.replace("\n", "\n\t")) + write_c("\n}\n\n") else: - write_c("\t") + write_c(out_c_delta) - if c_call_string is None: - write_c(re_match.group(2) + "(") - else: - write_c(c_call_string) - for idx, info in enumerate(arg_names): - if info.arg_conv_name is not None: - if idx != 0: - write_c(", ") - elif c_call_string is not None: - continue - write_c(info.arg_conv_name) - write_c(")") - if ret_info.ret_conv is not None: - write_c(ret_conv_sfx.replace('\n', '\n\t')) - else: - write_c(";") - for info in arg_names: - if info.arg_conv_cleanup is not None: - write_c("\n\t" + info.arg_conv_cleanup.replace("\n", "\n\t")) - if ret_info.ret_conv is not None: - write_c("\n\treturn " + ret_info.ret_conv_name + ";") - elif ret_info.c_ty != "void": - write_c("\n\treturn ret_val;") - write_c("\n}\n\n") + out_java_struct = None + expected_struct = "LDK" + struct_meth + expected_cstruct = "LDKC" + struct_meth + if (expected_struct in opaque_structs or expected_struct in trait_structs + or expected_struct in complex_enums or expected_cstruct in complex_enums + or expected_cstruct in result_types) and not is_free: + out_java_struct = open(f"{sys.argv[3]}/structs/{struct_meth}{consts.file_ext}", "a") + elif method_name.startswith("C2Tuple_") and method_name.endswith("_read"): + struct_meth = method_name.rsplit("_", 1)[0] + out_java_struct = open(f"{sys.argv[3]}/structs/UtilMethods{consts.file_ext}", "a") if out_java_struct is not None: - out_java_struct.write("\t\t") - if ret_info.java_ty != "void": - out_java_struct.write(ret_info.java_ty + " ret = ") - out_java_struct.write("bindings." + re_match.group(2) + "(") - for idx, info in enumerate(arg_names): - if idx != 0: - out_java_struct.write(", ") - if idx == 0 and takes_self: - out_java_struct.write("this.ptr") - elif info.arg_name in default_constructor_args: - out_java_struct.write("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.write(", ") - expl_arg_name = info.arg_name + "_" + explode_arg.arg_name - if explode_arg.from_hu_conv is not None: - out_java_struct.write(explode_arg.from_hu_conv[0].replace(explode_arg.arg_name, expl_arg_name)) - else: - out_java_struct.write(expl_arg_name) - out_java_struct.write(")") - elif info.from_hu_conv is not None: - out_java_struct.write(info.from_hu_conv[0]) - else: - out_java_struct.write(info.arg_name) - out_java_struct.write(");\n") - if ret_info.to_hu_conv is not None: - if not takes_self: - out_java_struct.write("\t\t" + ret_info.to_hu_conv.replace("\n", "\n\t\t").replace("this", ret_info.to_hu_conv_name) + "\n") - else: - out_java_struct.write("\t\t" + ret_info.to_hu_conv.replace("\n", "\n\t\t") + "\n") - - for idx, info in enumerate(arg_names): - 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 ret_info.to_hu_conv_name: - out_java_struct.write("\t\t" + explode_arg.from_hu_conv[1].replace(explode_arg.arg_name, expl_arg_name).replace("this", ret_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 ret_info.to_hu_conv_name is not None: - out_java_struct.write("\t\t" + info.from_hu_conv[1].replace("this", ret_info.to_hu_conv_name) + ";\n") - else: - out_java_struct.write("\t\t" + info.from_hu_conv[1] + ";\n") + out_java_struct.write(out_java_struct_delta) - if ret_info.to_hu_conv_name is not None: - out_java_struct.write("\t\treturn " + ret_info.to_hu_conv_name + ";\n") - elif ret_info.java_ty != "void" and ret_info.rust_obj != "LDK" + struct_meth: - out_java_struct.write("\t\treturn ret;\n") - out_java_struct.write("\t}\n\n") - out_java_struct.close() - - def map_unitary_enum(struct_name, field_lines): + def map_unitary_enum(struct_name, field_lines, enum_doc_comment): with open(f"{sys.argv[3]}/enums/{struct_name}{consts.file_ext}", "w") as out_java_enum: unitary_enums.add(struct_name) for idx, struct_line in enumerate(field_lines): @@ -920,13 +464,13 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: assert(struct_line == "} %s;" % struct_name) elif idx == len(field_lines) - 1: assert(struct_line == "") - (c_out, native_file_out, native_out) = consts.native_c_unitary_enum_map(struct_name, [x.strip().strip(",") for x in field_lines[1:-3]]) + (c_out, native_file_out, native_out) = consts.native_c_unitary_enum_map(struct_name, [x.strip().strip(",") for x in field_lines[1:-3]], enum_doc_comment) write_c(c_out) out_java_enum.write(native_file_out) out_java.write(native_out) - def map_complex_enum(struct_name, union_enum_items): - java_hu_type = struct_name.replace("LDK", "") + def map_complex_enum(struct_name, union_enum_items, inline_enum_variants, enum_doc_comment): + java_hu_type = struct_name.replace("LDK", "").replace("COption", "Option") complex_enums.add(struct_name) enum_variants = [] @@ -947,55 +491,55 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: enum_var_lines = union_enum_items["LDK" + variant_name] for idx, field in enumerate(enum_var_lines): if idx != 0 and idx < len(enum_var_lines) - 2: - fields.append(map_type(field.strip(' ;'), False, None, False, True)) - else: - # TODO: Assert line format - pass + fields.append(type_mapping_generator.map_type(field.strip(' ;'), False, None, False, True)) + enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, False)) + elif camel_to_snake(variant_name) in inline_enum_variants: + fields.append(type_mapping_generator.map_type(inline_enum_variants[camel_to_snake(variant_name)] + " " + camel_to_snake(variant_name), False, None, False, True)) + enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, True)) else: - # TODO: Assert line format - pass - enum_variants.append(ComplexEnumVariantInfo(variant_name, fields)) + enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, True)) with open(f"{sys.argv[3]}/structs/{java_hu_type}{consts.file_ext}", "w") as out_java_enum: - (out_java_addendum, out_java_enum_addendum, out_c_addendum) = consts.map_complex_enum(struct_name, enum_variants, camel_to_snake) + (out_java_addendum, out_java_enum_addendum, out_c_addendum) = consts.map_complex_enum(struct_name, enum_variants, camel_to_snake, enum_doc_comment) out_java_enum.write(out_java_enum_addendum) out_java.write(out_java_addendum) write_c(out_c_addendum) - def map_trait(struct_name, field_var_lines, trait_fn_lines): + def map_trait(struct_name, field_var_lines, trait_fn_lines, trait_doc_comment): with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_trait: field_var_convs = [] for var_line in field_var_lines: if var_line.group(1) in trait_structs: field_var_convs.append((var_line.group(1), var_line.group(2))) else: - field_var_convs.append(map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False)) + field_var_convs.append( + type_mapping_generator.map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False)) field_fns = [] - for fn_line in trait_fn_lines: - ret_ty_info = map_type(fn_line.group(2), True, None, False, False) + for fn_docs, fn_line in trait_fn_lines: + ret_ty_info = type_mapping_generator.map_type(fn_line.group(2), True, None, False, False) is_const = fn_line.group(4) is not None arg_tys = [] for idx, arg in enumerate(fn_line.group(5).split(',')): if arg == "": continue - arg_conv_info = map_type(arg, True, None, False, False) + arg_conv_info = type_mapping_generator.map_type(arg, True, None, False, False) arg_tys.append(arg_conv_info) - field_fns.append(TraitMethInfo(fn_line.group(3), is_const, ret_ty_info, arg_tys)) + field_fns.append(TraitMethInfo(fn_line.group(3), is_const, ret_ty_info, arg_tys, fn_docs)) - (out_java_addendum, out_java_trait_addendum, out_c_addendum) = consts.native_c_map_trait(struct_name, field_var_convs, field_fns) + (out_java_addendum, out_java_trait_addendum, out_c_addendum) = consts.native_c_map_trait(struct_name, field_var_convs, field_fns, trait_doc_comment) write_c(out_c_addendum) out_java_trait.write(out_java_trait_addendum) out_java.write(out_java_addendum) - for fn_line in trait_fn_lines: + for fn_docs, fn_line in trait_fn_lines: # For now, just disable enabling the _call_log - we don't know how to inverse-map String is_log = fn_line.group(3) == "log" and struct_name == "LDKLogger" if fn_line.group(3) != "free" and fn_line.group(3) != "clone" and fn_line.group(3) != "eq" and not is_log: - dummy_line = fn_line.group(2) + struct_name.replace("LDK", "") + "_" + fn_line.group(3) + " " + struct_name + "* this_arg" + fn_line.group(5) + "\n" - map_fn(dummy_line, re.compile("([A-Za-z_0-9]*) *([A-Za-z_0-9]*) *(.*)").match(dummy_line), None, "(this_arg_conv->" + fn_line.group(3) + ")(this_arg_conv->this_arg") + dummy_line = fn_line.group(2) + struct_name.replace("LDK", "") + "_" + fn_line.group(3) + " " + struct_name + " *NONNULL_PTR this_arg" + fn_line.group(5) + "\n" + map_fn(dummy_line, re.compile("([A-Za-z_0-9]*) *([A-Za-z_0-9]*) *(.*)").match(dummy_line), None, "(this_arg_conv->" + fn_line.group(3) + ")(this_arg_conv->this_arg", fn_docs) for idx, var_line in enumerate(field_var_lines): if var_line.group(1) not in trait_structs: write_c(var_line.group(1) + " " + struct_name + "_set_get_" + var_line.group(2) + "(" + struct_name + "* this_arg) {\n") @@ -1003,8 +547,8 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: write_c("\t\tthis_arg->set_" + var_line.group(2) + "(this_arg);\n") write_c("\treturn this_arg->" + var_line.group(2) + ";\n") write_c("}\n") - dummy_line = var_line.group(1) + " " + struct_name.replace("LDK", "") + "_get_" + var_line.group(2) + " " + struct_name + "* this_arg" + fn_line.group(5) + "\n" - map_fn(dummy_line, re.compile("([A-Za-z_0-9]*) *([A-Za-z_0-9]*) *(.*)").match(dummy_line), None, struct_name + "_set_get_" + var_line.group(2) + "(this_arg_conv") + dummy_line = var_line.group(1) + " " + struct_name.replace("LDK", "") + "_get_" + var_line.group(2) + " " + struct_name + " *NONNULL_PTR this_arg" + fn_line.group(5) + "\n" + map_fn(dummy_line, re.compile("([A-Za-z_0-9]*) *([A-Za-z_0-9]*) *(.*)").match(dummy_line), None, struct_name + "_set_get_" + var_line.group(2) + "(this_arg_conv", fn_docs) def map_result(struct_name, res_ty, err_ty): result_types.add(struct_name) @@ -1024,8 +568,8 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: out_java_struct.write("\t\t}\n") out_java_struct.write("\t}\n") - res_map = map_type(res_ty + " res", True, None, False, True) - err_map = map_type(err_ty + " err", True, None, False, True) + res_map = type_mapping_generator.map_type(res_ty + " res", True, None, False, True) + err_map = type_mapping_generator.map_type(err_ty + " err", True, None, False, True) can_clone = True if not res_map.is_native_primitive and (res_map.rust_obj.replace("LDK", "") + "_clone" not in clone_fns): can_clone = False @@ -1033,13 +577,13 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: can_clone = False out_java.write("\tpublic static native boolean " + struct_name + "_result_ok(long arg);\n") - write_c(consts.c_fn_ty_pfx + "jboolean " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1result_1ok (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n") + write_c(consts.c_fn_ty_pfx + "jboolean " + consts.c_fn_name_define_pfx(struct_name + "_result_ok", True) + consts.ptr_c_ty + " arg) {\n") write_c("\treturn ((" + struct_name + "*)arg)->result_ok;\n") write_c("}\n") out_java.write("\tpublic static native " + res_map.java_ty + " " + struct_name + "_get_ok(long arg);\n") - write_c(consts.c_fn_ty_pfx + res_map.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1ok (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n") - write_c("\t" + struct_name + " *val = (" + struct_name + "*)arg;\n") + write_c(consts.c_fn_ty_pfx + res_map.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_ok", True) + consts.ptr_c_ty + " arg) {\n") + write_c("\t" + struct_name + " *val = (" + struct_name + "*)(arg & ~1);\n") write_c("\tCHECK(val->result_ok);\n\t") out_java_struct.write("\tpublic static final class " + human_ty + "_OK extends " + human_ty + " {\n") if res_map.ret_conv is not None: @@ -1062,21 +606,11 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: else: out_java_struct.write("\t\t\tthis.res = bindings." + struct_name + "_get_ok(ptr);\n") out_java_struct.write("\t\t}\n") - if struct_name.startswith("LDKCResult_None"): - out_java_struct.write("\t\tpublic " + human_ty + "_OK() {\n\t\t\tthis(null, bindings.C" + human_ty + "_ok());\n") - else: - out_java_struct.write("\t\tpublic " + human_ty + "_OK(" + res_map.java_hu_ty + " res) {\n") - if res_map.from_hu_conv is not None: - out_java_struct.write("\t\t\tthis(null, bindings.C" + human_ty + "_ok(" + res_map.from_hu_conv[0] + "));\n") - if res_map.from_hu_conv[1] != "": - out_java_struct.write("\t\t\t" + res_map.from_hu_conv[1] + ";\n") - else: - out_java_struct.write("\t\t\tthis(null, bindings.C" + human_ty + "_ok(res));\n") - out_java_struct.write("\t\t}\n\t}\n\n") + out_java_struct.write("\t}\n\n") out_java.write("\tpublic static native " + err_map.java_ty + " " + struct_name + "_get_err(long arg);\n") - write_c(consts.c_fn_ty_pfx + err_map.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1err (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n") - write_c("\t" + struct_name + " *val = (" + struct_name + "*)arg;\n") + write_c(consts.c_fn_ty_pfx + err_map.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_err", True) + consts.ptr_c_ty + " arg) {\n") + write_c("\t" + struct_name + " *val = (" + struct_name + "*)(arg & ~1);\n") write_c("\tCHECK(!val->result_ok);\n\t") out_java_struct.write("\tpublic static final class " + human_ty + "_Err extends " + human_ty + " {\n") if err_map.ret_conv is not None: @@ -1100,69 +634,29 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: out_java_struct.write("\t\t\tthis.err = bindings." + struct_name + "_get_err(ptr);\n") out_java_struct.write("\t\t}\n") - if struct_name.endswith("NoneZ"): - out_java_struct.write("\t\tpublic " + human_ty + "_Err() {\n\t\t\tthis(null, bindings.C" + human_ty + "_err());\n") - else: - out_java_struct.write("\t\tpublic " + human_ty + "_Err(" + err_map.java_hu_ty + " err) {\n") - if err_map.from_hu_conv is not None: - out_java_struct.write("\t\t\tthis(null, bindings.C" + human_ty + "_err(" + err_map.from_hu_conv[0] + "));\n") - if err_map.from_hu_conv[1] != "": - out_java_struct.write("\t\t\t" + err_map.from_hu_conv[1] + ";\n") - else: - out_java_struct.write("\t\t\tthis(null, bindings.C" + human_ty + "_err(err));\n") - out_java_struct.write("\t\t}\n\t}\n}\n") - - if can_clone: - clone_fns.add(struct_name.replace("LDK", "") + "_clone") - write_c("static inline " + struct_name + " " + struct_name.replace("LDK", "") + "_clone(const " + struct_name + " *orig) {\n") - write_c("\t" + struct_name + " res = { .result_ok = orig->result_ok };\n") - write_c("\tif (orig->result_ok) {\n") - if res_map.c_ty == "void": - write_c("\t\tres.contents.result = NULL;\n") - else: - if res_map.is_native_primitive: - write_c("\t\t" + res_map.c_ty + "* contents = MALLOC(sizeof(" + res_map.c_ty + "), \"" + res_map.c_ty + " result OK clone\");\n") - write_c("\t\t*contents = *orig->contents.result;\n") - else: - write_c("\t\t" + res_map.rust_obj + "* contents = MALLOC(sizeof(" + res_map.rust_obj + "), \"" + res_map.rust_obj + " result OK clone\");\n") - write_c("\t\t*contents = " + res_map.rust_obj.replace("LDK", "") + "_clone(orig->contents.result);\n") - write_c("\t\tres.contents.result = contents;\n") - write_c("\t} else {\n") - if err_map.c_ty == "void": - write_c("\t\tres.contents.err = NULL;\n") - else: - if err_map.is_native_primitive: - write_c("\t\t" + err_map.c_ty + "* contents = MALLOC(sizeof(" + err_map.c_ty + "), \"" + err_map.c_ty + " result Err clone\");\n") - write_c("\t\t*contents = *orig->contents.err;\n") - else: - write_c("\t\t" + err_map.rust_obj + "* contents = MALLOC(sizeof(" + err_map.rust_obj + "), \"" + err_map.rust_obj + " result Err clone\");\n") - write_c("\t\t*contents = " + err_map.rust_obj.replace("LDK", "") + "_clone(orig->contents.err);\n") - write_c("\t\tres.contents.err = contents;\n") - write_c("\t}\n\treturn res;\n}\n") + out_java_struct.write("\t}\n\n") def map_tuple(struct_name, field_lines): out_java.write("\tpublic static native long " + struct_name + "_new(") - write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new(" + consts.c_fn_args_pfx) + write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_new", len(field_lines) > 3)) ty_list = [] for idx, line in enumerate(field_lines): if idx != 0 and idx < len(field_lines) - 2: ty_info = java_c_types(line.strip(';'), None) if idx != 1: out_java.write(", ") + write_c(", ") e = chr(ord('a') + idx - 1) out_java.write(ty_info.java_ty + " " + e) - write_c(", " + ty_info.c_ty + " " + e) + write_c(ty_info.c_ty + " " + e) ty_list.append(ty_info) tuple_types[struct_name] = (ty_list, struct_name) out_java.write(");\n") write_c(") {\n") write_c("\t" + struct_name + "* ret = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n") - can_clone = True - clone_str = "static inline " + struct_name + " " + struct_name.replace("LDK", "") + "_clone(const " + struct_name + " *orig) {\n" - clone_str = clone_str + "\t" + struct_name + " ret = {\n" for idx, line in enumerate(field_lines): if idx != 0 and idx < len(field_lines) - 2: - ty_info = map_type(line.strip(';'), False, None, False, False) + ty_info = type_mapping_generator.map_type(line.strip(';'), False, None, False, False) e = chr(ord('a') + idx - 1) if ty_info.arg_conv is not None: write_c("\t" + ty_info.arg_conv.replace("\n", "\n\t")) @@ -1171,26 +665,15 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: write_c("\tret->" + e + " = " + e + ";\n") if ty_info.arg_conv_cleanup is not None: write_c("\t//TODO: Really need to call " + ty_info.arg_conv_cleanup + " here\n") - if not ty_info.is_native_primitive and (ty_info.rust_obj.replace("LDK", "") + "_clone") not in clone_fns: - can_clone = False - elif can_clone and ty_info.is_native_primitive: - clone_str = clone_str + "\t\t." + chr(ord('a') + idx - 1) + " = orig->" + chr(ord('a') + idx - 1) + ",\n" - elif can_clone: - clone_str = clone_str + "\t\t." + chr(ord('a') + idx - 1) + " = " + ty_info.rust_obj.replace("LDK", "") + "_clone(&orig->" + chr(ord('a') + idx - 1) + "),\n" write_c("\treturn (long)ret;\n") write_c("}\n") - if can_clone: - clone_fns.add(struct_name.replace("LDK", "") + "_clone") - write_c(clone_str) - write_c("\t};\n\treturn ret;\n}\n") - for idx, ty_info in enumerate(ty_list): e = chr(ord('a') + idx) out_java.write("\tpublic static native " + ty_info.java_ty + " " + struct_name + "_get_" + e + "(long ptr);\n") - write_c(consts.c_fn_ty_pfx + ty_info.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1" + e + "(" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " ptr) {\n") - write_c("\t" + struct_name + " *tuple = (" + struct_name + "*)ptr;\n") - conv_info = map_type_with_info(ty_info, False, None, False, True) + write_c(consts.c_fn_ty_pfx + ty_info.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_" + e, True) + consts.ptr_c_ty + " ptr) {\n") + write_c("\t" + struct_name + " *tuple = (" + struct_name + "*)(ptr & ~1);\n") + conv_info = type_mapping_generator.map_type_with_info(ty_info, False, None, False, True) if conv_info.ret_conv is not None: write_c("\t" + conv_info.ret_conv[0].replace("\n", "\n\t") + "tuple->" + e + conv_info.ret_conv[1].replace("\n", "\n\t") + "\n") write_c("\treturn " + conv_info.ret_conv_name + ";\n") @@ -1198,44 +681,13 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java: write_c("\treturn tuple->" + e + ";\n") write_c("}\n") - out_java.write("""package org.ldk.impl; -import org.ldk.enums.*; - -public class bindings { - public static class VecOrSliceDef { - public long dataptr; - public long datalen; - public long stride; - public VecOrSliceDef(long dataptr, long datalen, long stride) { - this.dataptr = dataptr; this.datalen = datalen; this.stride = stride; - } - } - 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(); - -""") + out_java.write(consts.bindings_header) with open(f"{sys.argv[3]}/structs/CommonBase{consts.file_ext}", "w") as out_java_struct: out_java_struct.write(consts.common_base) - in_block_comment = False + block_comment = None + last_block_comment = None cur_block_obj = None const_val_regex = re.compile("^extern const ([A-Za-z_0-9]*) ([A-Za-z_0-9]*);$") @@ -1258,9 +710,12 @@ public class bindings { union_enum_items = {} result_ptr_struct_items = {} for line in in_h: - if in_block_comment: + if block_comment is not None: if line.endswith("*/\n"): - in_block_comment = False + last_block_comment = block_comment.strip("\n") + block_comment = None + else: + block_comment = block_comment + line.strip(" /*") elif cur_block_obj is not None: cur_block_obj = cur_block_obj + line if line.startswith("} "): @@ -1279,10 +734,13 @@ public class bindings { for idx, struct_line in enumerate(obj_lines): if struct_line.strip().startswith("/*"): - in_block_comment = True - if in_block_comment: + block_comment = struct_line.strip(" /*") + if block_comment is not None: if struct_line.endswith("*/"): - in_block_comment = False + last_struct_block_comment = block_comment.strip("\n") + block_comment = None + else: + block_comment = block_comment + "\n" + struct_line.strip(" /*") else: struct_name_match = struct_name_regex.match(struct_line) if struct_name_match is not None: @@ -1306,7 +764,7 @@ public class bindings { is_tuple = True trait_fn_match = line_indicates_trait_regex.match(struct_line) if trait_fn_match is not None: - trait_fn_lines.append(trait_fn_match) + trait_fn_lines.append((last_struct_block_comment, trait_fn_match)) field_var_match = line_field_var_regex.match(struct_line) if field_var_match is not None: field_var_lines.append(field_var_match) @@ -1324,20 +782,9 @@ public class bindings { if is_opaque: opaque_structs.add(struct_name) with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_struct: - out_java_struct.write(consts.hu_struct_file_prefix) - out_java_struct.write("public class " + struct_name.replace("LDK","") + " extends CommonBase") - if struct_name.startswith("LDKLocked"): - out_java_struct.write(" implements AutoCloseable") - out_java_struct.write(" {\n") - out_java_struct.write("\t" + struct_name.replace("LDK", "") + "(Object _dummy, long ptr) { super(ptr); }\n") - if struct_name.startswith("LDKLocked"): - out_java_struct.write("\t@Override public void close() {\n") - else: - out_java_struct.write("\t@Override @SuppressWarnings(\"deprecation\")\n") - out_java_struct.write("\tprotected void finalize() throws Throwable {\n") - out_java_struct.write("\t\tsuper.finalize();\n") - out_java_struct.write("\t\tif (ptr != 0) { bindings." + struct_name.replace("LDK","") + "_free(ptr); }\n") - out_java_struct.write("\t}\n\n") + out_opaque_struct_human = consts.map_opaque_struct(struct_name, last_block_comment) + last_block_comment = None + out_java_struct.write(out_opaque_struct_human) elif result_contents is not None: assert result_contents in result_ptr_struct_items res_ty, err_ty = result_ptr_struct_items[result_contents] @@ -1353,17 +800,18 @@ public class bindings { elif is_tuple: map_tuple(struct_name, field_lines) elif vec_ty is not None: - ty_info = map_type(vec_ty + " arr_elem", False, None, False, False) + ty_info = type_mapping_generator.map_type(vec_ty + " arr_elem", False, None, False, False) if len(ty_info.java_fn_ty_arg) == 1: # ie we're a primitive of some form out_java.write("\tpublic static native long " + struct_name + "_new(" + ty_info.java_ty + "[] elems);\n") - write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new(" + consts.c_fn_args_pfx + ", " + ty_info.c_ty + "Array elems) {\n") + write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_new", True) + ty_info.c_ty + "Array elems) {\n") write_c("\t" + struct_name + " *ret = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n") write_c("\tret->datalen = " + consts.get_native_arr_len_call[0] + "elems" + consts.get_native_arr_len_call[1] + ";\n") write_c("\tif (ret->datalen == 0) {\n") write_c("\t\tret->data = NULL;\n") write_c("\t} else {\n") write_c("\t\tret->data = MALLOC(sizeof(" + vec_ty + ") * ret->datalen, \"" + struct_name + " Data\");\n") - write_c("\t\t" + ty_info.c_ty + " *java_elems = " + consts.get_native_arr_ptr_call[0] + "elems" + consts.get_native_arr_ptr_call[1] + ";\n") + native_arr_ptr_call = consts.get_native_arr_ptr_call(ty_info.ty_info) + write_c("\t\t" + ty_info.c_ty + " *java_elems = " + native_arr_ptr_call[0] + "elems" + native_arr_ptr_call[1] + ";\n") write_c("\t\tfor (size_t i = 0; i < ret->datalen; i++) {\n") if ty_info.arg_conv is not None: write_c("\t\t\t" + ty_info.c_ty + " arr_elem = java_elems[i];\n") @@ -1373,7 +821,7 @@ public class bindings { else: write_c("\t\t\tret->data[i] = java_elems[i];\n") write_c("\t\t}\n") - cleanup = consts.release_native_arr_ptr_call("elems", "java_elems") + cleanup = consts.release_native_arr_ptr_call(ty_info.ty_info, "elems", "java_elems") if cleanup is not None: write_c("\t\t" + cleanup + ";\n") write_c("\t}\n") @@ -1402,12 +850,32 @@ public class bindings { enum_var_name = struct_name.split("_") union_enum_items[enum_var_name[0]][enum_var_name[1]] = field_lines elif struct_name in union_enum_items: - map_complex_enum(struct_name, union_enum_items[struct_name]) + tuple_variants = {} + elem_items = -1 + for line in field_lines: + if line == " struct {": + elem_items = 0 + elif line == " };": + elem_items = -1 + elif elem_items > -1: + line = line.strip() + if line.startswith("struct "): + line = line[7:] + split = line.split(" ") + assert len(split) == 2 + tuple_variants[split[1].strip(";")] = split[0] + elem_items += 1 + if elem_items > 1: + # We don't currently support tuple variant with more than one element + assert False + map_complex_enum(struct_name, union_enum_items[struct_name], tuple_variants, last_block_comment) + last_block_comment = None elif is_unitary_enum: - map_unitary_enum(struct_name, field_lines) + map_unitary_enum(struct_name, field_lines, last_block_comment) + last_block_comment = None elif len(trait_fn_lines) > 0: trait_structs.add(struct_name) - map_trait(struct_name, field_var_lines, trait_fn_lines) + map_trait(struct_name, field_var_lines, trait_fn_lines, last_block_comment) elif struct_name == "LDKTxOut": with open(f"{sys.argv[3]}/structs/TxOut{consts.file_ext}", "w") as out_java_struct: out_java_struct.write(consts.hu_struct_file_prefix) @@ -1433,9 +901,8 @@ public class bindings { if line.startswith("#include <"): pass elif line.startswith("/*"): - #out_java.write("\t" + line) if not line.endswith("*/\n"): - in_block_comment = True + block_comment = line.strip(" /*") elif line.startswith("typedef enum "): cur_block_obj = line elif line.startswith("typedef struct "): @@ -1443,25 +910,37 @@ public class bindings { elif line.startswith("typedef union "): cur_block_obj = line elif fn_ptr is not None: - map_fn(line, fn_ptr, None, None) + map_fn(line, fn_ptr, None, None, last_block_comment) + last_block_comment = None elif fn_ret_arr is not None: - map_fn(line, fn_ret_arr, fn_ret_arr.group(4), None) + map_fn(line, fn_ret_arr, fn_ret_arr.group(4), None, last_block_comment) + last_block_comment = None elif reg_fn is not None: - map_fn(line, reg_fn, None, None) + map_fn(line, reg_fn, None, None, last_block_comment) + last_block_comment = None elif const_val_regex is not None: # TODO Map const variables pass else: assert(line == "\n") - out_java.write("}\n") + out_java.write(consts.bindings_footer) for struct_name in opaque_structs: with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "a") as out_java_struct: out_java_struct.write("}\n") for struct_name in trait_structs: with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "a") as out_java_struct: out_java_struct.write("}\n") + for struct_name in complex_enums: + with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '').replace('COption', 'Option')}{consts.file_ext}", "a") as out_java_struct: + out_java_struct.write("}\n") + for struct_name in result_types: + with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDKCResult', 'Result')}{consts.file_ext}", "a") as out_java_struct: + out_java_struct.write("}\n") + with open(sys.argv[4], "w") as out_c: out_c.write(consts.c_file_pfx) - out_c.write(consts.init_str(c_array_class_caches)) + out_c.write(consts.init_str()) out_c.write(c_file) +with open(f"{sys.argv[3]}/structs/UtilMethods{consts.file_ext}", "a") as util: + util.write(consts.util_fn_sfx)