from bindingstypes import *
-from language_constants import LanguageConstants
+class Consts:
+ def __init__(self, DEBUG: bool, **kwargs):
+ self.c_array_class_caches = set()
+ self.c_type_map = dict(
+ uint8_t = ['byte'],
+ uint16_t = ['short'],
+ uint32_t = ['int'],
+ uint64_t = ['long'],
+ )
+
+ self.to_hu_conv_templates = dict(
+ ptr = '{human_type} {var_name}_hu_conv = new {human_type}(null, {var_name});',
+ default = '{human_type} {var_name}_hu_conv = new {human_type}(null, {var_name});'
+ )
+
+ self.bindings_header = """package org.ldk.impl;
+import org.ldk.enums.*;
-class Consts(LanguageConstants):
- def __init__(self, DEBUG):
- super().__init__()
+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();
- self.file_extension = 'java'
+"""
self.common_base = """package org.ldk.structs;
import java.util.LinkedList;
self.ptr_c_ty = "int64_t"
self.ptr_native_ty = "long"
self.result_c_ty = "jclass"
+ self.owned_str_to_c_call = ("(*env)->NewStringUTF(env, ", ")")
self.ptr_arr = "jobjectArray"
self.get_native_arr_len_call = ("(*env)->GetArrayLength(env, ", ")")
- self.get_native_arr_ptr_call = ("(*env)->GetPrimitiveArrayCritical(env, ", ", NULL)")
- def release_native_arr_ptr_call(self, arr_var, arr_ptr_var):
- return "(*env)->ReleasePrimitiveArrayCritical(env, " + arr_var + ", " + arr_ptr_var + ", 0)"
+ def release_native_arr_ptr_call(self, ty_info, arr_var, arr_ptr_var):
+ if ty_info.subty is None or not ty_info.subty.c_ty.endswith("Array"):
+ return "(*env)->ReleasePrimitiveArrayCritical(env, " + arr_var + ", " + arr_ptr_var + ", 0)"
+ return None
def create_native_arr_call(self, arr_len, ty_info):
if ty_info.c_ty == "int8_tArray":
return "(*env)->NewByteArray(env, " + arr_len + ")"
+ elif ty_info.subty.c_ty.endswith("Array"):
+ clz_var = ty_info.java_fn_ty_arg[1:].replace("[", "arr_of_")
+ self.c_array_class_caches.add(clz_var)
+ return "(*env)->NewObjectArray(env, " + arr_len + ", " + clz_var + "_clz, NULL);\n"
else:
return "(*env)->New" + ty_info.java_ty.strip("[]").title() + "Array(env, " + arr_len + ")"
def set_native_arr_contents(self, arr_name, arr_len, ty_info):
return "(*env)->GetObjectArrayElement(env, " + arr_name + ", " + idxc + ")"
else:
assert False # Only called if above is None
+ def get_native_arr_ptr_call(self, ty_info):
+ if ty_info.subty is not None and ty_info.subty.c_ty.endswith("Array"):
+ return None
+ return ("(*env)->GetPrimitiveArrayCritical(env, ", ", NULL)")
+ def get_native_arr_entry_call(self, ty_info, arr_name, idxc, entry_access):
+ if ty_info.subty is None or not ty_info.subty.c_ty.endswith("Array"):
+ return None
+ return "(*env)->SetObjectArrayElement(env, " + arr_name + ", " + idxc + ", " + entry_access + ")"
def cleanup_native_arr_ref_contents(self, arr_name, dest_name, arr_len, ty_info):
if ty_info.c_ty == "int8_tArray":
return "(*env)->ReleaseByteArrayElements(env, " + arr_name + ", (int8_t*)" + dest_name + ", 0);"
else:
return "(*env)->Release" + ty_info.java_ty.strip("[]").title() + "ArrayElements(env, " + arr_name + ", " + dest_name + ", 0)"
- def init_str(self, c_array_class_caches):
+ def init_str(self):
res = ""
- for ty in c_array_class_caches:
+ for ty in self.c_array_class_caches:
res = res + "static jclass " + ty + "_clz = NULL;\n"
res = res + "JNIEXPORT void Java_org_ldk_impl_bindings_init_1class_1cache(JNIEnv * env, jclass clz) {\n"
- for ty in c_array_class_caches:
+ for ty in self.c_array_class_caches:
res = res + "\t" + ty + "_clz = (*env)->FindClass(env, \"" + ty.replace("arr_of_", "[") + "\");\n"
res = res + "\tCHECK(" + ty + "_clz != NULL);\n"
res = res + "\t" + ty + "_clz = (*env)->NewGlobalRef(env, " + ty + "_clz);\n"
return ret + ")"
def native_c_map_trait(self, struct_name, field_vars, field_fns):
+ out_java_trait = ""
+ out_java = ""
+
+ # First generate most of the Java code, note that we need information about java method argument strings for C
+ out_java_trait = out_java_trait + self.hu_struct_file_prefix
+ out_java_trait = out_java_trait + "public class " + struct_name.replace("LDK","") + " extends CommonBase {\n"
+ 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:
+ 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:
+ if isinstance(var, ConvInfo):
+ if var.from_hu_conv is not None:
+ out_java_trait = out_java_trait + ", " + var.from_hu_conv[0]
+ else:
+ out_java_trait = out_java_trait + ", " + var.arg_name
+ else:
+ 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:
+ 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] + ";\n"
+ else:
+ out_java_trait = out_java_trait + "\t\tthis.ptrs_to.add(" + var[1] + ");\n"
+ out_java_trait = out_java_trait + "\t\tthis.bindings_instance = arg;\n"
+ out_java_trait = out_java_trait + "\t}\n"
+ out_java_trait = out_java_trait + "\t@Override @SuppressWarnings(\"deprecation\")\n"
+ out_java_trait = out_java_trait + "\tprotected void finalize() throws Throwable {\n"
+ out_java_trait = out_java_trait + "\t\tif (ptr != 0) { bindings." + struct_name.replace("LDK","") + "_free(ptr); } super.finalize();\n"
+ out_java_trait = out_java_trait + "\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 var in field_vars:
+ if isinstance(var, ConvInfo):
+ java_trait_constr = java_trait_constr + ", " + var.java_hu_ty + " " + var.arg_name
+ else:
+ # 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[0].replace("LDK", "") + "." + var[0].replace("LDK", "") + "Interface " + var[1] + "_impl"
+ 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 = out_java_trait + "\tpublic static interface " + struct_name.replace("LDK", "") + "Interface {\n"
+ out_java = out_java + "\tpublic interface " + struct_name + " {\n"
+ java_meths = []
+ for fn_line in field_fns:
+ java_meth_descr = "("
+ if fn_line.fn_name != "free" and fn_line.fn_name != "clone":
+ out_java = out_java + "\t\t " + fn_line.ret_ty_info.java_ty + " " + fn_line.fn_name + "("
+ java_trait_constr = java_trait_constr + "\t\t\t@Override public " + fn_line.ret_ty_info.java_ty + " " + fn_line.fn_name + "("
+ out_java_trait = out_java_trait + "\t\t" + fn_line.ret_ty_info.java_hu_ty + " " + fn_line.fn_name + "("
+
+ for idx, arg_conv_info in enumerate(fn_line.args_ty):
+ if idx >= 1:
+ out_java = out_java + ", "
+ java_trait_constr = java_trait_constr + ", "
+ out_java_trait = out_java_trait + ", "
+ out_java = out_java + arg_conv_info.java_ty + " " + arg_conv_info.arg_name
+ out_java_trait = out_java_trait + 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
+ java_meth_descr = java_meth_descr + arg_conv_info.java_fn_ty_arg
+ java_meth_descr = java_meth_descr + ")" + fn_line.ret_ty_info.java_fn_ty_arg
+ java_meths.append((fn_line.fn_name, java_meth_descr))
+
+ out_java = out_java + ");\n"
+ out_java_trait = out_java_trait + ");\n"
+ java_trait_constr = java_trait_constr + ") {\n"
+
+ for arg_info in fn_line.args_ty:
+ 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 fn_line.ret_ty_info.java_ty != "void":
+ java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.java_hu_ty + " ret = arg." + fn_line.fn_name + "("
+ else:
+ java_trait_constr = java_trait_constr + "\t\t\t\targ." + fn_line.fn_name + "("
+
+ for idx, arg_info in enumerate(fn_line.args_ty):
+ 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 fn_line.ret_ty_info.java_ty != "void":
+ if fn_line.ret_ty_info.from_hu_conv is not None:
+ java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.java_ty + " result = " + fn_line.ret_ty_info.from_hu_conv[0] + ";\n"
+ if fn_line.ret_ty_info.from_hu_conv[1] != "":
+ java_trait_constr = java_trait_constr + "\t\t\t\t" + fn_line.ret_ty_info.from_hu_conv[1].replace("this", "impl_holder.held") + ";\n"
+ #if fn_line.ret_ty_info.rust_obj in result_types:
+ # XXX: We need to handle this in conversion logic so that its cross-language!
+ # Avoid double-free by breaking the result - we should learn to clone these and then we can be safe instead
+ # 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 in field_vars:
+ 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"
+ 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:
+ if isinstance(var, ConvInfo):
+ out_java = out_java + ", " + var.java_ty + " " + var.arg_name
+ else:
+ out_java = out_java + ", " + var[0] + " " + var[1]
+ out_java = out_java + ");\n"
+
+ # Now that we've written out our java code (and created java_meths), generate C
out_c = "typedef struct " + struct_name + "_JCalls {\n"
out_c = out_c + "\tatomic_size_t refcnt;\n"
out_c = out_c + "\tJavaVM *vm;\n"
out_c = out_c + "\t\tFREE(j_calls);\n"
out_c = out_c + "\t}\n}\n"
- for fn_line in field_fns:
+ for idx, fn_line in enumerate(field_fns):
if fn_line.fn_name != "free" and fn_line.fn_name != "clone":
assert fn_line.ret_ty_info.ty_info.get_full_rust_ty()[1] == ""
out_c = out_c + fn_line.ret_ty_info.ty_info.get_full_rust_ty()[0] + " " + fn_line.fn_name + "_jcall("
out_c = out_c + "}\n"
- return ("", out_c)
+ # Write out a clone function whether we need one or not, as we use them in moving to rust
+ out_c = out_c + "static void* " + struct_name + "_JCalls_clone(const void* this_arg) {\n"
+ out_c = out_c + "\t" + struct_name + "_JCalls *j_calls = (" + struct_name + "_JCalls*) this_arg;\n"
+ out_c = out_c + "\tatomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);\n"
+ for var in field_vars:
+ if not isinstance(var, ConvInfo):
+ out_c = out_c + "\tatomic_fetch_add_explicit(&j_calls->" + var[1] + "->refcnt, 1, memory_order_release);\n"
+ out_c = out_c + "\treturn (void*) this_arg;\n"
+ out_c = out_c + "}\n"
+
+ out_c = out_c + "static inline " + struct_name + " " + struct_name + "_init (" + self.c_fn_args_pfx + ", jobject o"
+ for var in field_vars:
+ if isinstance(var, ConvInfo):
+ out_c = out_c + ", " + var.c_ty + " " + var.arg_name
+ else:
+ out_c = out_c + ", jobject " + var[1]
+ out_c = out_c + ") {\n"
+
+ out_c = out_c + "\tjclass c = (*env)->GetObjectClass(env, o);\n"
+ out_c = out_c + "\tCHECK(c != NULL);\n"
+ out_c = out_c + "\t" + struct_name + "_JCalls *calls = MALLOC(sizeof(" + struct_name + "_JCalls), \"" + struct_name + "_JCalls\");\n"
+ out_c = out_c + "\tatomic_init(&calls->refcnt, 1);\n"
+ out_c = out_c + "\tDO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);\n"
+ out_c = out_c + "\tcalls->o = (*env)->NewWeakGlobalRef(env, o);\n"
+
+ for (fn_name, java_meth_descr) in java_meths:
+ if fn_name != "free" and fn_name != "clone":
+ out_c = out_c + "\tcalls->" + fn_name + "_meth = (*env)->GetMethodID(env, c, \"" + fn_name + "\", \"" + java_meth_descr + "\");\n"
+ out_c = out_c + "\tCHECK(calls->" + fn_name + "_meth != NULL);\n"
+
+ for var in field_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.this_arg = (void*) calls,\n"
+ for fn_line in field_fns:
+ if fn_line.fn_name != "free" and fn_line.fn_name != "clone":
+ out_c = out_c + "\t\t." + fn_line.fn_name + " = " + fn_line.fn_name + "_jcall,\n"
+ elif fn_line.fn_name == "free":
+ out_c = out_c + "\t\t.free = " + struct_name + "_JCalls_free,\n"
+ else:
+ out_c = out_c + "\t\t.clone = " + struct_name + "_JCalls_clone,\n"
+ for var in field_vars:
+ if isinstance(var, ConvInfo):
+ if var.arg_conv_name is not None:
+ out_c = out_c + "\t\t." + var.arg_name + " = " + var.arg_conv_name + ",\n"
+ out_c = out_c + "\t\t.set_" + var.arg_name + " = NULL,\n"
+ else:
+ out_c = out_c + "\t\t." + var.var_name + " = " + var.var_name + ",\n"
+ out_c = out_c + "\t\t.set_" + var.var_name + " = NULL,\n"
+ else:
+ out_c = out_c + "\t\t." + var[1] + " = " + var[0] + "_init(env, clz, " + var[1] + "),\n"
+ out_c = out_c + "\t};\n"
+ for var in 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 + "long " + self.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new (" + self.c_fn_args_pfx + ", jobject o"
+ for var in field_vars:
+ if isinstance(var, ConvInfo):
+ out_c = out_c + ", " + var.c_ty + " " + var.arg_name
+ else:
+ out_c = out_c + ", jobject " + var[1]
+ out_c = out_c + ") {\n"
+ out_c = out_c + "\t" + struct_name + " *res_ptr = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n"
+ out_c = out_c + "\t*res_ptr = " + struct_name + "_init(env, clz, o"
+ for var in field_vars:
+ if isinstance(var, ConvInfo):
+ out_c = out_c + ", " + var.arg_name
+ else:
+ out_c = out_c + ", " + var[1]
+ out_c = out_c + ");\n"
+ out_c = out_c + "\treturn (long)res_ptr;\n"
+ out_c = out_c + "}\n"
+
+ return (out_java, out_java_trait, out_c)
+
+ def trait_struct_inc_refcnt(self, ty_info):
+ 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}"
+ return base_conv
+
+ def map_complex_enum(self, struct_name, variant_list, camel_to_snake):
+ java_hu_type = struct_name.replace("LDK", "")
+ out_java_enum = ""
+ out_java = ""
+ out_c = ""
+
+ out_java_enum += (self.hu_struct_file_prefix)
+ out_java_enum += ("public class " + java_hu_type + " extends CommonBase {\n")
+ out_java_enum += ("\tprivate " + java_hu_type + "(Object _dummy, long ptr) { super(ptr); }\n")
+ out_java_enum += ("\t@Override @SuppressWarnings(\"deprecation\")\n")
+ out_java_enum += ("\tprotected void finalize() throws Throwable {\n")
+ out_java_enum += ("\t\tsuper.finalize();\n")
+ out_java_enum += ("\t\tif (ptr != 0) { bindings." + java_hu_type + "_free(ptr); }\n")
+ out_java_enum += ("\t}\n")
+ out_java_enum += ("\tstatic " + java_hu_type + " constr_from_ptr(long ptr) {\n")
+ out_java_enum += ("\t\tbindings." + struct_name + " raw_val = bindings." + struct_name + "_ref_from_ptr(ptr);\n")
+ java_hu_subclasses = ""
+
+ init_meth_jty_strs = {}
+
+ out_java += ("\tpublic static class " + struct_name + " {\n")
+ out_java += ("\t\tprivate " + struct_name + "() {}\n")
+ for var in variant_list:
+ out_java += ("\t\tpublic final static class " + var.var_name + " extends " + struct_name + " {\n")
+ java_hu_subclasses = java_hu_subclasses + "\tpublic final static class " + var.var_name + " extends " + java_hu_type + " {\n"
+ out_java_enum += ("\t\tif (raw_val.getClass() == bindings." + struct_name + "." + var.var_name + ".class) {\n")
+ out_java_enum += ("\t\t\treturn new " + var.var_name + "(ptr, (bindings." + struct_name + "." + var.var_name + ")raw_val);\n")
+ init_meth_jty_str = ""
+ init_meth_params = ""
+ init_meth_body = ""
+ hu_conv_body = ""
+ for idx, field_ty in enumerate(var.fields):
+ out_java += ("\t\t\tpublic " + field_ty.java_ty + " " + field_ty.arg_name + ";\n")
+ java_hu_subclasses = java_hu_subclasses + "\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 > 0:
+ init_meth_params = init_meth_params + ", "
+ init_meth_params = init_meth_params + field_ty.java_ty + " " + field_ty.arg_name
+ init_meth_body = init_meth_body + "this." + field_ty.arg_name + " = " + field_ty.arg_name + "; "
+ out_java += ("\t\t\t" + var.var_name + "(" + init_meth_params + ") { ")
+ out_java += (init_meth_body)
+ out_java += ("}\n")
+ out_java += ("\t\t}\n")
+ out_java_enum += ("\t\t}\n")
+ java_hu_subclasses = java_hu_subclasses + "\t\tprivate " + var.var_name + "(long ptr, bindings." + struct_name + "." + var.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.var_name] = init_meth_jty_str
+ out_java += ("\t\tstatic native void init();\n")
+ out_java += ("\t}\n")
+ out_java_enum += ("\t\tassert false; return null; // Unreachable without extending the (internal) bindings interface\n\t}\n\n")
+ out_java_enum += (java_hu_subclasses)
+ out_java += ("\tstatic { " + struct_name + ".init(); }\n")
+ out_java += ("\tpublic static native " + struct_name + " " + struct_name + "_ref_from_ptr(long ptr);\n");
+
+ out_c += (self.c_complex_enum_pfx(struct_name, [x.var_name for x in variant_list], init_meth_jty_strs))
+
+ out_c += (self.c_fn_ty_pfx + self.c_complex_enum_pass_ty(struct_name) + " " + self.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1ref_1from_1ptr (" + self.c_fn_args_pfx + ", " + self.ptr_c_ty + " ptr) {\n")
+ out_c += ("\t" + struct_name + " *obj = (" + struct_name + "*)ptr;\n")
+ out_c += ("\tswitch(obj->tag) {\n")
+ for var in variant_list:
+ out_c += ("\t\tcase " + struct_name + "_" + var.var_name + ": {\n")
+ c_params = []
+ for idx, field_map in enumerate(var.fields):
+ if field_map.ret_conv is not None:
+ out_c += ("\t\t\t" + field_map.ret_conv[0].replace("\n", "\n\t\t\t"))
+ out_c += ("obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name)
+ out_c += (field_map.ret_conv[1].replace("\n", "\n\t\t\t") + "\n")
+ c_params.append(field_map.ret_conv_name)
+ else:
+ c_params.append("obj->" + camel_to_snake(var.var_name) + "." + field_map.arg_name)
+ out_c += ("\t\t\treturn " + self.c_constr_native_complex_enum(struct_name, var.var_name, c_params) + ";\n")
+ out_c += ("\t\t}\n")
+ out_c += ("\t\tdefault: abort();\n")
+ out_c += ("\t}\n}\n")
+ out_java_enum += ("}\n")
+ return (out_java, out_java_enum, out_c)
+
+ def map_opaque_struct(self, struct_name):
+ out_opaque_struct_human = ""
+ out_opaque_struct_human += self.hu_struct_file_prefix
+ out_opaque_struct_human += ("public class " + struct_name.replace("LDK","") + " extends CommonBase")
+ if struct_name.startswith("LDKLocked"):
+ out_opaque_struct_human += (" implements AutoCloseable")
+ out_opaque_struct_human += (" {\n")
+ out_opaque_struct_human += ("\t" + struct_name.replace("LDK", "") + "(Object _dummy, long ptr) { super(ptr); }\n")
+ if struct_name.startswith("LDKLocked"):
+ out_opaque_struct_human += ("\t@Override public void close() {\n")
+ else:
+ out_opaque_struct_human += ("\t@Override @SuppressWarnings(\"deprecation\")\n")
+ out_opaque_struct_human += ("\tprotected void finalize() throws Throwable {\n")
+ out_opaque_struct_human += ("\t\tsuper.finalize();\n")
+ out_opaque_struct_human += ("\t\tif (ptr != 0) { bindings." + struct_name.replace("LDK","") + "_free(ptr); }\n")
+ out_opaque_struct_human += ("\t}\n\n")
+ return out_opaque_struct_human
projects / ldk-java / blobdiff