blob: dd69f52eb9b658092cc6fa01a02f94cdf5411e8d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
#include "webrtc/system_wrappers/interface/rw_lock_wrapper.h"
#include "webrtc/typedefs.h"
namespace webrtc {
class CriticalSectionWrapper;
class ConditionVariableWrapper;
class RWLockGeneric : public RWLockWrapper {
public:
RWLockGeneric();
virtual ~RWLockGeneric();
virtual void AcquireLockExclusive() OVERRIDE;
virtual void ReleaseLockExclusive() OVERRIDE;
virtual void AcquireLockShared() OVERRIDE;
virtual void ReleaseLockShared() OVERRIDE;
private:
CriticalSectionWrapper* critical_section_;
ConditionVariableWrapper* read_condition_;
ConditionVariableWrapper* write_condition_;
int readers_active_;
bool writer_active_;
int readers_waiting_;
int writers_waiting_;
};
} // namespace webrtc
#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_RW_LOCK_GENERIC_H_
|