1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "jerryscript_native_external.h"
17
JerryScriptNativeExternal(JerryScriptNativeEngine * engine,void * value,NativeFinalize callback,void * hint)18 JerryScriptNativeExternal::JerryScriptNativeExternal(JerryScriptNativeEngine* engine,
19 void* value,
20 NativeFinalize callback,
21 void* hint)
22 : JerryScriptNativeExternal(engine, 0)
23 {
24 NativeObjectInfo* info = new NativeObjectInfo();
25 info->engine = engine;
26 info->nativeObject = value;
27 info->callback = callback;
28 info->hint = hint;
29
30 value_ = jerry_create_external(
31 info,
32 [](void* data, void* hint) {
33 auto info = reinterpret_cast<NativeObjectInfo*>(data);
34 if (info != nullptr) {
35 info->callback(info->engine, info->nativeObject, info->hint);
36 delete info;
37 }
38 },
39 nullptr);
40 }
41
JerryScriptNativeExternal(JerryScriptNativeEngine * engine,jerry_value_t value)42 JerryScriptNativeExternal::JerryScriptNativeExternal(JerryScriptNativeEngine* engine, jerry_value_t value)
43 : JerryScriptNativeObject(engine, value)
44 {
45 }
46
~JerryScriptNativeExternal()47 JerryScriptNativeExternal::~JerryScriptNativeExternal() {}
48
GetInterface(int interfaceId)49 void* JerryScriptNativeExternal::GetInterface(int interfaceId)
50 {
51 return (NativeExternal::INTERFACE_ID == interfaceId) ? (NativeExternal*)this
52 : JerryScriptNativeObject::GetInterface(interfaceId);
53 }
54
operator void*()55 JerryScriptNativeExternal::operator void*()
56 {
57 auto info = (NativeObjectInfo*)jerry_value_get_external(value_);
58 if (info != nullptr) {
59 return info->nativeObject;
60 } else {
61 return nullptr;
62 }
63 }