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      1 /*
      2  *  Copyright (c) 2012 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_WIN_H_
     12 #define WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_WIN_H_
     13 
     14 #include "webrtc/system_wrappers/include/rw_lock_wrapper.h"
     15 
     16 #include <Windows.h>
     17 
     18 namespace webrtc {
     19 
     20 class RWLockWin : public RWLockWrapper {
     21  public:
     22   static RWLockWin* Create();
     23   ~RWLockWin() {}
     24 
     25   virtual void AcquireLockExclusive();
     26   virtual void ReleaseLockExclusive();
     27 
     28   virtual void AcquireLockShared();
     29   virtual void ReleaseLockShared();
     30 
     31  private:
     32   RWLockWin();
     33   static bool LoadModule();
     34 
     35   SRWLOCK lock_;
     36 };
     37 
     38 }  // namespace webrtc
     39 
     40 #endif  // WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_WIN_H_
     41