1 /* 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_POSIX_H_ 12 #define WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_POSIX_H_ 13 14 #include "rw_lock_wrapper.h" 15 16 #include <pthread.h> 17 18 namespace webrtc { 19 class RWLockPosix : public RWLockWrapper 20 { 21 public: 22 RWLockPosix(); 23 virtual ~RWLockPosix(); 24 25 virtual void AcquireLockExclusive(); 26 virtual void ReleaseLockExclusive(); 27 28 virtual void AcquireLockShared(); 29 virtual void ReleaseLockShared(); 30 31 protected: 32 virtual int Init(); 33 34 private: 35 pthread_rwlock_t _lock; 36 }; 37 } // namespace webrtc 38 39 #endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_POSIX_H_ 40