self.util_fn_pfx = """package org.ldk.structs;
import org.ldk.impl.bindings;
import java.util.Arrays;
+import org.ldk.enums.*;
public class UtilMethods {
"""
static inline jstring str_ref_to_java(JNIEnv *env, const char* chars, size_t len) {
// Sadly we need to create a temporary because Java can't accept a char* without a 0-terminator
- char* err_buf = MALLOC(len + 1, "str conv buf");
- memcpy(err_buf, chars, len);
- err_buf[len] = 0;
- jstring err_conv = (*env)->NewStringUTF(env, chars);
- FREE(err_buf);
- return err_conv;
+ char* conv_buf = MALLOC(len + 1, "str conv buf");
+ memcpy(conv_buf, chars, len);
+ conv_buf[len] = 0;
+ jstring ret = (*env)->NewStringUTF(env, conv_buf);
+ FREE(conv_buf);
+ return ret;
+}
+static inline LDKStr java_to_owned_str(JNIEnv *env, jstring str) {
+ uint64_t str_len = (*env)->GetStringUTFLength(env, str);
+ char* newchars = MALLOC(str_len + 1, "String chars");
+ const char* jchars = (*env)->GetStringUTFChars(env, str, NULL);
+ memcpy(newchars, jchars, str_len);
+ newchars[str_len] = 0;
+ (*env)->ReleaseStringUTFChars(env, str, jchars);
+ LDKStr res = {
+ .chars = newchars,
+ .len = str_len,
+ .chars_is_owned = true
+ };
+ return res;
}
"""
else:
return "(*env)->Release" + ty_info.java_ty.strip("[]").title() + "ArrayElements(env, " + arr_name + ", " + dest_name + ", 0)"
- def str_ref_to_c_call(self, var_name, str_len):
+ def str_ref_to_native_call(self, var_name, str_len):
return "str_ref_to_java(env, " + var_name + ", " + str_len + ")"
+ def str_ref_to_c_call(self, var_name):
+ return "java_to_owned_str(env, " + var_name + ")"
def c_fn_name_define_pfx(self, fn_name, has_args):
if has_args:
ret = ret + ", " + param
return ret + ")"
- def native_c_map_trait(self, struct_name, field_vars, field_fns, trait_doc_comment):
+ def native_c_map_trait(self, struct_name, field_vars, flattened_field_vars, field_fns, trait_doc_comment):
out_java_trait = ""
out_java = ""
out_java_trait = out_java_trait + "\tfinal bindings." + struct_name + " bindings_instance;\n"
out_java_trait = out_java_trait + "\t" + struct_name.replace("LDK", "") + "(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }\n"
out_java_trait = out_java_trait + "\tprivate " + struct_name.replace("LDK", "") + "(bindings." + struct_name + " arg"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
out_java_trait = out_java_trait + ", " + var.java_hu_ty + " " + var.arg_name
else:
out_java_trait = out_java_trait + ", bindings." + var[0] + " " + var[1]
out_java_trait = out_java_trait + ") {\n"
out_java_trait = out_java_trait + "\t\tsuper(bindings." + struct_name + "_new(arg"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
if var.from_hu_conv is not None:
out_java_trait = out_java_trait + ", " + var.from_hu_conv[0]
out_java_trait = out_java_trait + ", " + var[1]
out_java_trait = out_java_trait + "));\n"
out_java_trait = out_java_trait + "\t\tthis.ptrs_to.add(arg);\n"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
if var.from_hu_conv is not None and var.from_hu_conv[1] != "":
out_java_trait = out_java_trait + "\t\t" + var.from_hu_conv[1].replace("\n", "\n\t\t") + ";\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 var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
java_trait_constr = java_trait_constr + ", " + var.java_hu_ty + " " + var.arg_name
else:
if isinstance(var, ConvInfo):
java_trait_constr = java_trait_constr + ", " + var.arg_name
else:
- java_trait_constr = java_trait_constr + ", " + var[1] + ".new_impl(" + var[1] + "_impl).bindings_instance"
+ java_trait_constr += ", " + var[1] + ".new_impl(" + var[1] + "_impl"
+ for suparg in var[2]:
+ if isinstance(suparg, ConvInfo):
+ java_trait_constr += ", " + suparg.arg_name
+ else:
+ java_trait_constr += ", " + suparg[1]
+ java_trait_constr += ").bindings_instance"
+ for suparg in var[2]:
+ if isinstance(suparg, ConvInfo):
+ java_trait_constr += ", " + suparg.arg_name
+ else:
+ java_trait_constr += ", " + suparg[1]
out_java_trait = out_java_trait + "\t}\n"
out_java_trait = out_java_trait + java_trait_constr + ");\n\t\treturn impl_holder.held;\n\t}\n"
out_java = out_java + "\t}\n"
out_java = out_java + "\tpublic static native long " + struct_name + "_new(" + struct_name + " impl"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
out_java = out_java + ", " + var.java_ty + " " + var.arg_name
else:
out_c = out_c + "\tatomic_size_t refcnt;\n"
out_c = out_c + "\tJavaVM *vm;\n"
out_c = out_c + "\tjweak o;\n"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
# We're a regular ol' field
pass
out_c = out_c + "}\n"
out_c = out_c + "static inline " + struct_name + " " + struct_name + "_init (" + self.c_fn_args_pfx + ", jobject o"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
out_c = out_c + ", " + var.c_ty + " " + var.arg_name
else:
out_c = out_c + "\tcalls->" + fn_name + "_meth = (*env)->GetMethodID(env, c, \"" + fn_name + "\", \"" + java_meth_descr + "\");\n"
out_c = out_c + "\tCHECK(calls->" + fn_name + "_meth != NULL);\n"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo) and var.arg_conv is not None:
out_c = out_c + "\n\t" + var.arg_conv.replace("\n", "\n\t") +"\n"
out_c = out_c + "\n\t" + struct_name + " ret = {\n"
out_c = out_c + "\t\t." + var.var_name + " = " + var.var_name + ",\n"
out_c = out_c + "\t\t.set_" + var.var_name + " = NULL,\n"
else:
- out_c = out_c + "\t\t." + var[1] + " = " + var[0] + "_init(env, clz, " + var[1] + "),\n"
+ out_c += "\t\t." + var[1] + " = " + var[0] + "_init(env, clz, " + var[1]
+ for suparg in var[2]:
+ if isinstance(suparg, ConvInfo):
+ out_c = out_c + ", " + suparg.arg_name
+ else:
+ out_c = out_c + ", " + suparg[1]
+ out_c += "),\n"
out_c = out_c + "\t};\n"
- for var in field_vars:
+ for var in flattened_field_vars:
if not isinstance(var, ConvInfo):
out_c = out_c + "\tcalls->" + var[1] + " = ret." + var[1] + ".this_arg;\n"
out_c = out_c + "\treturn ret;\n"
out_c = out_c + "}\n"
out_c = out_c + self.c_fn_ty_pfx + "int64_t " + self.c_fn_name_define_pfx(struct_name + "_new", True) + "jobject o"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
out_c = out_c + ", " + var.c_ty + " " + var.arg_name
else:
out_c = out_c + ") {\n"
out_c = out_c + "\t" + struct_name + " *res_ptr = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n"
out_c = out_c + "\t*res_ptr = " + struct_name + "_init(env, clz, o"
- for var in field_vars:
+ for var in flattened_field_vars:
if isinstance(var, ConvInfo):
out_c = out_c + ", " + var.arg_name
else: