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
projects / ldk-java / blobdiff