aboutsummaryrefslogtreecommitdiff
path: root/webrtc/system_wrappers/source/event_timer_posix.h
blob: 21c4ac702e721ffb1e0c32405d8f8c5fa613a40a (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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/*
 *  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_EVENT_POSIX_H_
#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_EVENT_POSIX_H_

#include "webrtc/system_wrappers/include/event_wrapper.h"

#include <pthread.h>
#include <time.h>

#include "webrtc/system_wrappers/include/thread_wrapper.h"

namespace webrtc {

enum State {
  kUp = 1,
  kDown = 2
};

class EventTimerPosix : public EventTimerWrapper {
 public:
  EventTimerPosix();
  ~EventTimerPosix() override;

  EventTypeWrapper Wait(unsigned long max_time) override;
  bool Set() override;

  bool StartTimer(bool periodic, unsigned long time) override;
  bool StopTimer() override;

 private:
  static bool Run(void* obj);
  bool Process();
  EventTypeWrapper Wait(timespec* end_at);

 private:
  pthread_cond_t  cond_;
  pthread_mutex_t mutex_;
  bool event_set_;

  rtc::scoped_ptr<ThreadWrapper> timer_thread_;
  rtc::scoped_ptr<EventTimerPosix> timer_event_;
  timespec       created_at_;

  bool          periodic_;
  unsigned long time_;  // In ms
  unsigned long count_;
};

}  // namespace webrtc

#endif  // WEBRTC_SYSTEM_WRAPPERS_SOURCE_EVENT_POSIX_H_