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47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
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#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
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#include "webrtc/system_wrappers/interface/rw_lock_wrapper.h"
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#include "webrtc/typedefs.h"
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namespace webrtc {
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class CriticalSectionWrapper;
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class ConditionVariableWrapper;
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class RWLockGeneric : public RWLockWrapper {
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public:
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RWLockGeneric();
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virtual ~RWLockGeneric();
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virtual void AcquireLockExclusive() OVERRIDE;
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virtual void ReleaseLockExclusive() OVERRIDE;
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virtual void AcquireLockShared() OVERRIDE;
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virtual void ReleaseLockShared() OVERRIDE;
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private:
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CriticalSectionWrapper* critical_section_;
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ConditionVariableWrapper* read_condition_;
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ConditionVariableWrapper* write_condition_;
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int readers_active_;
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bool writer_active_;
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int readers_waiting_;
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int writers_waiting_;
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};
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} // namespace webrtc
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#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
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