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 OHOS_STORAGE_DAEMON_NETLINK_MANAGER_H
17 #define OHOS_STORAGE_DAEMON_NETLINK_MANAGER_H
18 
19 #include <nocopyable.h>
20 
21 #include "netlink_handler.h"
22 
23 namespace OHOS {
24 namespace StorageDaemon {
25 class NetlinkManager final {
26 public:
27     static NetlinkManager* Instance();
28     int32_t Start();
29     int32_t Stop();
30 
31 private:
32     static constexpr int32_t ONE_KB = 1024;
33     static NetlinkManager *instance_;
34     int32_t socketFd_ { -1 };
35     NetlinkHandler *nlHandler_ = nullptr;
36     NetlinkManager() = default;
37 };
38 } // STORAGE_DAEMON
39 } // OHOS
40 
41 #endif // OHOS_STORAGE_DAEMON_NETLINK_MANAGER_H
42