webrtc_m130/webrtc/system_wrappers/include/condition_variable_wrapper.h
Henrik Kjellander 98f53510b2 system_wrappers: rename interface -> include
BUG=webrtc:5095
R=tommi@webrtc.org

Review URL: https://codereview.webrtc.org/1413333002 .

Cr-Commit-Position: refs/heads/master@{#10438}
2015-10-28 17:17:50 +00:00

43 lines
1.4 KiB
C++

/*
* 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_INTERFACE_CONDITION_VARIABLE_WRAPPER_H_
#define WEBRTC_SYSTEM_WRAPPERS_INTERFACE_CONDITION_VARIABLE_WRAPPER_H_
namespace webrtc {
class CriticalSectionWrapper;
class ConditionVariableWrapper {
public:
// Factory method, constructor disabled.
static ConditionVariableWrapper* CreateConditionVariable();
virtual ~ConditionVariableWrapper() {}
// Calling thread will atomically release crit_sect and wait until next
// some other thread calls Wake() or WakeAll().
virtual void SleepCS(CriticalSectionWrapper& crit_sect) = 0;
// Same as above but with a timeout.
virtual bool SleepCS(CriticalSectionWrapper& crit_sect,
unsigned long max_time_in_ms) = 0;
// Wakes one thread calling SleepCS().
virtual void Wake() = 0;
// Wakes all threads calling SleepCS().
virtual void WakeAll() = 0;
};
} // namespace webrtc
#endif // WEBRTC_SYSTEM_WRAPPERS_INTERFACE_CONDITION_VARIABLE_WRAPPER_H_