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/base/criticalsection.h"
34#include "talk/base/sigslot.h"
35#include "talk/base/thread.h"
36#include "talk/p2p/base/p2ptransportchannel.h"
37#include "talk/p2p/base/port.h"
38
39namespace cricket {
40
41struct ConnectionInfo {
42  bool best_connection;
43  bool writable;
44  bool readable;
45  bool timeout;
46  bool new_connection;
47  size_t rtt;
48  size_t sent_total_bytes;
49  size_t sent_bytes_second;
50  size_t recv_total_bytes;
51  size_t recv_bytes_second;
52  Candidate local_candidate;
53  Candidate remote_candidate;
54  double est_quality;
55  void *key;
56};
57
58class SocketMonitor : public talk_base::MessageHandler,
59    public sigslot::has_slots<> {
60 public:
61  SocketMonitor(TransportChannel* channel,
62                talk_base::Thread* worker_thread,
63                talk_base::Thread* monitor_thread);
64  ~SocketMonitor();
65
66  void Start(int cms);
67  void Stop();
68
69  talk_base::Thread *monitor_thread() { return monitoring_thread_; }
70
71  sigslot::signal2<SocketMonitor *,
72                   const std::vector<ConnectionInfo> &> SignalUpdate;
73
74 protected:
75  P2PTransportChannel* GetP2PChannel() { return channel_->GetP2PChannel(); }
76  void OnMessage(talk_base::Message *message);
77  void OnConnectionMonitor(P2PTransportChannel* channel);
78  void PollSocket(bool poll);
79
80  std::vector<ConnectionInfo> connection_infos_;
81  TransportChannel* channel_;
82  talk_base::Thread* channel_thread_;
83  talk_base::Thread* monitoring_thread_;
84  talk_base::CriticalSection crit_;
85  uint32 rate_;
86  bool monitoring_;
87};
88
89}  // namespace cricket
90
91#endif  // TALK_P2P_CLIENT_SOCKETMONITOR_H_
92