1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SHARED_LIBRARY_H_
18 #define SHARED_LIBRARY_H_
19 
20 #include <utils/RefBase.h>
21 #include <utils/String8.h>
22 
23 namespace android {
24 namespace hardware {
25 namespace drm {
26 namespace V1_0 {
27 namespace helper {
28 
29 class SharedLibrary : public RefBase {
30    public:
31     explicit SharedLibrary(const String8& path);
32     ~SharedLibrary();
33 
34     bool operator!() const;
35     void* lookup(const char* symbol) const;
36     const char* lastError() const;
37 
38    private:
39     void* mLibHandle;
40 
41     SharedLibrary(const SharedLibrary&) = delete;
42     void operator=(const SharedLibrary&) = delete;
43 };
44 
45 }
46 }
47 }
48 }
49 }
50 
51 #endif  // SHARED_LIBRARY_H_
52