1/*
2 * libjingle
3 * Copyright 2004--2005, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef TALK_P2P_CLIENT_SOCKETMONITOR_H_
29#define TALK_P2P_CLIENT_SOCKETMONITOR_H_
30
31#include <vector>
32
33#include "talk/p2p/base/transportchannel.h"
34#include "webrtc/base/criticalsection.h"
35#include "webrtc/base/sigslot.h"
36#include "webrtc/base/thread.h"
37
38namespace cricket {
39
40class SocketMonitor : public rtc::MessageHandler,
41                      public sigslot::has_slots<> {
42 public:
43  SocketMonitor(TransportChannel* channel,
44                rtc::Thread* worker_thread,
45                rtc::Thread* monitor_thread);
46  ~SocketMonitor();
47
48  void Start(int cms);
49  void Stop();
50
51  rtc::Thread* monitor_thread() { return monitoring_thread_; }
52
53  sigslot::signal2<SocketMonitor*,
54                   const std::vector<ConnectionInfo>&> SignalUpdate;
55
56 protected:
57  void OnMessage(rtc::Message* message);
58  void PollSocket(bool poll);
59
60  std::vector<ConnectionInfo> connection_infos_;
61  TransportChannel* channel_;
62  rtc::Thread* channel_thread_;
63  rtc::Thread* monitoring_thread_;
64  rtc::CriticalSection crit_;
65  uint32 rate_;
66  bool monitoring_;
67};
68
69}  // namespace cricket
70
71#endif  // TALK_P2P_CLIENT_SOCKETMONITOR_H_
72