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 #ifndef INTERFACES_KITS_JS_SRC_MOD_FILEIO_CLASS_WATCHER_WATCHER_ENTITY_H
17 #define INTERFACES_KITS_JS_SRC_MOD_FILEIO_CLASS_WATCHER_WATCHER_ENTITY_H
18 
19 #include <uv.h>
20 
21 #include "../../common/napi/uni_header.h"
22 
23 namespace OHOS {
24 namespace DistributedFS {
25 namespace ModuleFileIO {
26 class WatcherHandleDeleter {
27 public:
operator()28     void operator()(uv_fs_event_t *ptr)
29     {
30         if (ptr == nullptr) {
31             return;
32         }
33 
34         uv_fs_event_stop(ptr);
35         uv_handle_t *handle = reinterpret_cast<uv_handle_t *>(ptr);
36         uv_close(handle, [](uv_handle_t *handle) { delete handle; });
37     }
38 };
39 
40 struct WatcherInforArg {
41     int events = 0;
42     napi_env env = nullptr;
43     napi_ref ref = nullptr;
44 };
45 
46 struct WatcherEntity {
47     std::unique_ptr<WatcherInforArg> data_;
48     std::unique_ptr<uv_fs_event_t, WatcherHandleDeleter> fsEventReq_;
49 };
50 } // namespace ModuleFileIO
51 } // namespace DistributedFS
52 } // namespace OHOS
53 #endif
54