1 /*
2  * Copyright (c) 2024 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 #ifndef PLUGIN_LIB_H
16 #define PLUGIN_LIB_H
17 
18 #include <string>
19 #include "nocopyable.h"
20 
21 namespace OHOS::AVSession {
22 
23 class PluginLib {
24 public:
25     DISALLOW_COPY_AND_MOVE(PluginLib);
26     explicit PluginLib(const std::string &libName);
27     ~PluginLib();
28     void *LoadSymbol(const std::string &symbolName);
29 
30 private:
31     void LogDlfcnErr(const std::string &desc);
32     static std::string GetRealPath(const std::string &path);
33     static bool CheckPathExist(const std::string &path);
34 
35     std::string libName_;
36     void *handle_;
37 };
38 }   // namespace OHOS::AVSession
39 #endif // PLUGIN_LIB_H