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 RTC_BASE_SYNCHRONIZATION_RW_LOCK_POSIX_H_ 12 #define RTC_BASE_SYNCHRONIZATION_RW_LOCK_POSIX_H_ 13 14 #include <pthread.h> 15 16 #include "rtc_base/synchronization/rw_lock_wrapper.h" 17 18 namespace webrtc { 19 20 class RWLockPosix : public RWLockWrapper { 21 public: 22 static RWLockPosix* Create(); 23 ~RWLockPosix() override; 24 25 void AcquireLockExclusive() override; 26 void ReleaseLockExclusive() override; 27 28 void AcquireLockShared() override; 29 void ReleaseLockShared() override; 30 31 private: 32 RWLockPosix(); 33 bool Init(); 34 35 pthread_rwlock_t lock_; 36 }; 37 38 } // namespace webrtc 39 40 #endif // RTC_BASE_SYNCHRONIZATION_RW_LOCK_POSIX_H_ 41