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", "")
complex_enums.add(struct_name)
- with open(sys.argv[3] + "/structs/" + java_hu_type + ".java", "w") as out_java_enum:
- out_java_enum.write(consts.hu_struct_file_prefix)
- out_java_enum.write("public class " + java_hu_type + " extends CommonBase {\n")
- out_java_enum.write("\tprivate " + java_hu_type + "(Object _dummy, long ptr) { super(ptr); }\n")
- out_java_enum.write("\t@Override @SuppressWarnings(\"deprecation\")\n")
- out_java_enum.write("\tprotected void finalize() throws Throwable {\n")
- out_java_enum.write("\t\tsuper.finalize();\n")
- out_java_enum.write("\t\tif (ptr != 0) { bindings." + java_hu_type + "_free(ptr); }\n")
- out_java_enum.write("\t}\n")
- out_java_enum.write("\tstatic " + java_hu_type + " constr_from_ptr(long ptr) {\n")
- out_java_enum.write("\t\tbindings." + struct_name + " raw_val = 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.write("\tpublic static class " + struct_name + " {\n")
- out_java.write("\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.write("\t\tpublic final static class " + var_name + " extends " + struct_name + " {\n")
- java_hu_subclasses = java_hu_subclasses + "\tpublic final static class " + var_name + " extends " + java_hu_type + " {\n"
- out_java_enum.write("\t\tif (raw_val.getClass() == bindings." + struct_name + "." + var_name + ".class) {\n")
- out_java_enum.write("\t\t\treturn new " + var_name + "(ptr, (bindings." + struct_name + "." + var_name + ")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.write("\t\t\tpublic " + field_ty.java_ty + " " + field_ty.arg_name + ";\n")
- java_hu_subclasses = java_hu_subclasses + "\t\tpublic final " + field_ty.java_hu_ty + " " + field_ty.arg_name + ";\n"
- if field_ty.to_hu_conv is not None:
- hu_conv_body = hu_conv_body + "\t\t\t" + field_ty.java_ty + " " + field_ty.arg_name + " = obj." + field_ty.arg_name + ";\n"
- hu_conv_body = hu_conv_body + "\t\t\t" + field_ty.to_hu_conv.replace("\n", "\n\t\t\t") + "\n"
- hu_conv_body = hu_conv_body + "\t\t\tthis." + field_ty.arg_name + " = " + field_ty.to_hu_conv_name + ";\n"
- else:
- hu_conv_body = hu_conv_body + "\t\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.write("\t\t\t" + var_name + "(" + init_meth_params + ") { ")
- out_java.write(init_meth_body)
- out_java.write("}\n")
- out_java.write("\t\t}\n")
- out_java_enum.write("\t\t}\n")
- java_hu_subclasses = java_hu_subclasses + "\t\tprivate " + var_name + "(long ptr, bindings." + struct_name + "." + var_name + " obj) {\n\t\t\tsuper(null, ptr);\n"
- java_hu_subclasses = java_hu_subclasses + hu_conv_body
- java_hu_subclasses = java_hu_subclasses + "\t\t}\n\t}\n"
- init_meth_jty_strs[var_name] = init_meth_jty_str
- out_java.write("\t\tstatic native void init();\n")
- out_java.write("\t}\n")
- out_java_enum.write("\t\tassert false; return null; // Unreachable without extending the (internal) bindings interface\n\t}\n\n")
- out_java_enum.write(java_hu_subclasses)
- out_java.write("\tstatic { " + struct_name + ".init(); }\n")
- out_java.write("\tpublic static native " + struct_name + " " + struct_name + "_ref_from_ptr(long ptr);\n");
-
- write_c(consts.c_complex_enum_pfx(struct_name, [x.strip(", ")[len(struct_name) + 1:] for x in tag_field_lines[1:-3]], init_meth_jty_strs))
-
- write_c(consts.c_fn_ty_pfx + consts.c_complex_enum_pass_ty(struct_name) + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1ref_1from_1ptr (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " ptr) {\n")
- write_c("\t" + struct_name + " *obj = (" + struct_name + "*)ptr;\n")
- write_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:]
- write_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:
- write_c("\t\t\t" + field_map.ret_conv[0].replace("\n", "\n\t\t\t"))
- write_c("obj->" + camel_to_snake(var_name) + "." + field_map.arg_name)
- write_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)
- write_c("\t\t\treturn " + consts.c_constr_native_complex_enum(struct_name, var_name, c_params) + ";\n")
- write_c("\t\t}\n")
- write_c("\t\tdefault: abort();\n")
- write_c("\t}\n}\n")
- out_java_enum.write("}\n")
+ enum_variants = []
+ tag_field_lines = union_enum_items["field_lines"]
+ 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 == "")
+ else:
+ variant_name = struct_line.strip(' ,')[len(struct_name) + 1:]
+ fields = []
+ if "LDK" + variant_name in union_enum_items:
+ 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
+ else:
+ # TODO: Assert line format
+ pass
+ enum_variants.append(ComplexEnumVariantInfo(variant_name, fields))
+
+ 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_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):
with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_trait:
arg_tys.append(arg_conv_info)
field_fns.append(TraitMethInfo(fn_line.group(3), is_const, ret_ty_info, arg_tys))
- write_c(consts.native_c_map_trait(struct_name, field_var_convs, field_fns)[1])
-
- out_java_trait.write(consts.hu_struct_file_prefix)
- out_java_trait.write("public class " + struct_name.replace("LDK","") + " extends CommonBase {\n")
- out_java_trait.write("\tfinal bindings." + struct_name + " bindings_instance;\n")
- out_java_trait.write("\t" + struct_name.replace("LDK", "") + "(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }\n")
- out_java_trait.write("\tprivate " + struct_name.replace("LDK", "") + "(bindings." + struct_name + " arg")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- out_java_trait.write(", bindings." + var_line.group(1) + " " + var_line.group(2))
- else:
- out_java_trait.write(", " + field_var_convs[idx].java_hu_ty + " " + var_line.group(2))
- out_java_trait.write(") {\n")
- out_java_trait.write("\t\tsuper(bindings." + struct_name + "_new(arg")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- out_java_trait.write(", " + var_line.group(2))
- elif field_var_convs[idx].from_hu_conv is not None:
- out_java_trait.write(", " + field_var_convs[idx].from_hu_conv[0])
- else:
- out_java_trait.write(", " + var_line.group(2))
- out_java_trait.write("));\n")
- out_java_trait.write("\t\tthis.ptrs_to.add(arg);\n")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- out_java_trait.write("\t\tthis.ptrs_to.add(" + var_line.group(2) + ");\n")
- elif field_var_convs[idx].from_hu_conv is not None and field_var_convs[idx].from_hu_conv[1] != "":
- out_java_trait.write("\t\t" + field_var_convs[idx].from_hu_conv[1] + ";\n")
- out_java_trait.write("\t\tthis.bindings_instance = arg;\n")
- out_java_trait.write("\t}\n")
- out_java_trait.write("\t@Override @SuppressWarnings(\"deprecation\")\n")
- out_java_trait.write("\tprotected void finalize() throws Throwable {\n")
- out_java_trait.write("\t\tif (ptr != 0) { bindings." + struct_name.replace("LDK","") + "_free(ptr); } super.finalize();\n")
- out_java_trait.write("\t}\n\n")
-
- java_trait_constr = "\tprivate static class " + struct_name + "Holder { " + struct_name.replace("LDK", "") + " held; }\n"
- java_trait_constr = java_trait_constr + "\tpublic static " + struct_name.replace("LDK", "") + " new_impl(" + struct_name.replace("LDK", "") + "Interface arg"
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- # Ideally we'd be able to take any instance of the interface, but our C code can only represent
- # Java-implemented version, so we require users pass a Java implementation here :/
- java_trait_constr = java_trait_constr + ", " + var_line.group(1).replace("LDK", "") + "." + var_line.group(1).replace("LDK", "") + "Interface " + var_line.group(2) + "_impl"
- else:
- java_trait_constr = java_trait_constr + ", " + field_var_convs[idx].java_hu_ty + " " + var_line.group(2)
- java_trait_constr = java_trait_constr + ") {\n\t\tfinal " + struct_name + "Holder impl_holder = new " + struct_name + "Holder();\n"
- java_trait_constr = java_trait_constr + "\t\timpl_holder.held = new " + struct_name.replace("LDK", "") + "(new bindings." + struct_name + "() {\n"
- out_java_trait.write("\tpublic static interface " + struct_name.replace("LDK", "") + "Interface {\n")
- out_java.write("\tpublic interface " + struct_name + " {\n")
- java_meths = []
- for fn_line in trait_fn_lines:
- java_meth_descr = "("
- if fn_line.group(3) != "free" and fn_line.group(3) != "clone":
- ret_ty_info = map_type(fn_line.group(2), True, None, False, False)
-
- out_java.write("\t\t " + ret_ty_info.java_ty + " " + fn_line.group(3) + "(")
- java_trait_constr = java_trait_constr + "\t\t\t@Override public " + ret_ty_info.java_ty + " " + fn_line.group(3) + "("
- out_java_trait.write("\t\t" + ret_ty_info.java_hu_ty + " " + fn_line.group(3) + "(")
- is_const = fn_line.group(4) is not None
-
- arg_names = []
- for idx, arg in enumerate(fn_line.group(5).split(',')):
- if arg == "":
- continue
- if idx >= 2:
- out_java.write(", ")
- java_trait_constr = java_trait_constr + ", "
- out_java_trait.write(", ")
- arg_conv_info = map_type(arg, True, None, False, False)
- out_java.write(arg_conv_info.java_ty + " " + arg_conv_info.arg_name)
- out_java_trait.write(arg_conv_info.java_hu_ty + " " + arg_conv_info.arg_name)
- java_trait_constr = java_trait_constr + arg_conv_info.java_ty + " " + arg_conv_info.arg_name
- arg_names.append(arg_conv_info)
- java_meth_descr = java_meth_descr + arg_conv_info.java_fn_ty_arg
- java_meth_descr = java_meth_descr + ")" + ret_ty_info.java_fn_ty_arg
- java_meths.append((fn_line, java_meth_descr))
-
- out_java.write(");\n")
- out_java_trait.write(");\n")
- java_trait_constr = java_trait_constr + ") {\n"
-
- for arg_info in arg_names:
- if arg_info.to_hu_conv is not None:
- java_trait_constr = java_trait_constr + "\t\t\t\t" + arg_info.to_hu_conv.replace("\n", "\n\t\t\t\t") + "\n"
-
- if ret_ty_info.java_ty != "void":
- java_trait_constr = java_trait_constr + "\t\t\t\t" + ret_ty_info.java_hu_ty + " ret = arg." + fn_line.group(3) + "("
- else:
- java_trait_constr = java_trait_constr + "\t\t\t\targ." + fn_line.group(3) + "("
-
- for idx, arg_info in enumerate(arg_names):
- if idx != 0:
- java_trait_constr = java_trait_constr + ", "
- if arg_info.to_hu_conv_name is not None:
- java_trait_constr = java_trait_constr + arg_info.to_hu_conv_name
- else:
- java_trait_constr = java_trait_constr + arg_info.arg_name
-
- java_trait_constr = java_trait_constr + ");\n"
- if ret_ty_info.java_ty != "void":
- if ret_ty_info.from_hu_conv is not None:
- java_trait_constr = java_trait_constr + "\t\t\t\t" + ret_ty_info.java_ty + " result = " + ret_ty_info.from_hu_conv[0] + ";\n"
- if ret_ty_info.from_hu_conv[1] != "":
- java_trait_constr = java_trait_constr + "\t\t\t\t" + ret_ty_info.from_hu_conv[1].replace("this", "impl_holder.held") + ";\n"
- if ret_ty_info.rust_obj in result_types:
- # Avoid double-free by breaking the result - we should learn to clone these and then we can be safe instead
- java_trait_constr = java_trait_constr + "\t\t\t\tret.ptr = 0;\n"
- java_trait_constr = java_trait_constr + "\t\t\t\treturn result;\n"
- else:
- java_trait_constr = java_trait_constr + "\t\t\t\treturn ret;\n"
- java_trait_constr = java_trait_constr + "\t\t\t}\n"
- java_trait_constr = java_trait_constr + "\t\t}"
- for var_line in field_var_lines:
- if var_line.group(1) in trait_structs:
- java_trait_constr = java_trait_constr + ", " + var_line.group(2) + ".new_impl(" + var_line.group(2) + "_impl).bindings_instance"
- else:
- java_trait_constr = java_trait_constr + ", " + var_line.group(2)
- out_java_trait.write("\t}\n")
- out_java_trait.write(java_trait_constr + ");\n\t\treturn impl_holder.held;\n\t}\n")
-
- # Write out a clone function whether we need one or not, as we use them in moving to rust
- write_c("static void* " + struct_name + "_JCalls_clone(const void* this_arg) {\n")
- write_c("\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) this_arg;\n")
- write_c("\tatomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);\n")
- for var_line in field_var_lines:
- if var_line.group(1) in trait_structs:
- write_c("\tatomic_fetch_add_explicit(&j_calls->" + var_line.group(2) + "->refcnt, 1, memory_order_release);\n")
- write_c("\treturn (void*) this_arg;\n")
- write_c("}\n")
-
- out_java.write("\t}\n")
-
- out_java.write("\tpublic static native long " + struct_name + "_new(" + struct_name + " impl")
- write_c("static inline " + struct_name + " " + struct_name + "_init (" + consts.c_fn_args_pfx + ", jobject o")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- out_java.write(", " + var_line.group(1) + " " + var_line.group(2))
- write_c(", jobject " + var_line.group(2))
- else:
- out_java.write(", " + field_var_convs[idx].java_ty + " " + var_line.group(2))
- write_c(", " + field_var_convs[idx].c_ty + " " + var_line.group(2))
- out_java.write(");\n")
- write_c(") {\n")
-
- write_c("\tjclass c = (*env)->GetObjectClass(env, o);\n")
- write_c("\tCHECK(c != NULL);\n")
- write_c("\t" + struct_name + "_JCalls *calls = MALLOC(sizeof(" + struct_name + "_JCalls), \"" + struct_name + "_JCalls\");\n")
- write_c("\tatomic_init(&calls->refcnt, 1);\n")
- write_c("\tDO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);\n")
- write_c("\tcalls->o = (*env)->NewWeakGlobalRef(env, o);\n")
- for (fn_line, java_meth_descr) in java_meths:
- if fn_line.group(3) != "free" and fn_line.group(3) != "clone":
- write_c("\tcalls->" + fn_line.group(3) + "_meth = (*env)->GetMethodID(env, c, \"" + fn_line.group(3) + "\", \"" + java_meth_descr + "\");\n")
- write_c("\tCHECK(calls->" + fn_line.group(3) + "_meth != NULL);\n")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) not in trait_structs and field_var_convs[idx].arg_conv is not None:
- write_c("\n\t" + field_var_convs[idx].arg_conv.replace("\n", "\n\t") +"\n")
- write_c("\n\t" + struct_name + " ret = {\n")
- write_c("\t\t.this_arg = (void*) calls,\n")
- for fn_line in trait_fn_lines:
- if fn_line.group(3) != "free" and fn_line.group(3) != "clone":
- write_c("\t\t." + fn_line.group(3) + " = " + fn_line.group(3) + "_jcall,\n")
- elif fn_line.group(3) == "free":
- write_c("\t\t.free = " + struct_name + "_JCalls_free,\n")
- else:
- write_c("\t\t.clone = " + struct_name + "_JCalls_clone,\n")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- write_c("\t\t." + var_line.group(2) + " = " + var_line.group(1) + "_init(env, clz, " + var_line.group(2) + "),\n")
- elif field_var_convs[idx].arg_conv_name is not None:
- write_c("\t\t." + var_line.group(2) + " = " + field_var_convs[idx].arg_conv_name + ",\n")
- write_c("\t\t.set_" + var_line.group(2) + " = NULL,\n")
- else:
- write_c("\t\t." + var_line.group(2) + " = " + var_line.group(2) + ",\n")
- write_c("\t\t.set_" + var_line.group(2) + " = NULL,\n")
- write_c("\t};\n")
- for var_line in field_var_lines:
- if var_line.group(1) in trait_structs:
- write_c("\tcalls->" + var_line.group(2) + " = ret." + var_line.group(2) + ".this_arg;\n")
- write_c("\treturn ret;\n")
- write_c("}\n")
-
- write_c(consts.c_fn_ty_pfx + "long " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new (" + consts.c_fn_args_pfx + ", jobject o")
- for idx, var_line in enumerate(field_var_lines):
- if var_line.group(1) in trait_structs:
- write_c(", jobject " + var_line.group(2))
- else:
- write_c(", " + field_var_convs[idx].c_ty + " " + var_line.group(2))
- write_c(") {\n")
- write_c("\t" + struct_name + " *res_ptr = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n")
- write_c("\t*res_ptr = " + struct_name + "_init(env, clz, o")
- for var_line in field_var_lines:
- write_c(", " + var_line.group(2))
- write_c(");\n")
- write_c("\treturn (long)res_ptr;\n")
- write_c("}\n")
-
- out_java.write("\tpublic static native " + struct_name + " " + struct_name + "_get_obj_from_jcalls(long val);\n")
- write_c(consts.c_fn_ty_pfx + "jobject " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1obj_1from_1jcalls (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " val) {\n")
- write_c("\tjobject ret = (*env)->NewLocalRef(env, ((" + struct_name + "_JCalls*)val)->o);\n")
- write_c("\tCHECK(ret != NULL);\n")
- write_c("\treturn ret;\n")
- write_c("}\n")
+ (out_java_addendum, out_java_trait_addendum, out_c_addendum) = consts.native_c_map_trait(struct_name, field_var_convs, field_fns)
+ 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 now, just disable enabling the _call_log - we don't know how to inverse-map String
""")
- with open(f"{sys.argv[3]}/structs/CommonBase{consts.file_ext}", "a") as out_java_struct:
+ 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
projects / ldk-java / blobdiff