JackTrip
UdpMasterListener.h
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1 //*****************************************************************
2 /*
3  JackTrip: A System for High-Quality Audio Network Performance
4  over the Internet
5 
6  Copyright (c) 2008 Juan-Pablo Caceres, Chris Chafe.
7  SoundWIRE group at CCRMA, Stanford University.
8 
9  Permission is hereby granted, free of charge, to any person
10  obtaining a copy of this software and associated documentation
11  files (the "Software"), to deal in the Software without
12  restriction, including without limitation the rights to use,
13  copy, modify, merge, publish, distribute, sublicense, and/or sell
14  copies of the Software, and to permit persons to whom the
15  Software is furnished to do so, subject to the following
16  conditions:
17 
18  The above copyright notice and this permission notice shall be
19  included in all copies or substantial portions of the Software.
20 
21  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
23  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
25  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
26  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
28  OTHER DEALINGS IN THE SOFTWARE.
29 */
30 //*****************************************************************
31 
38 #ifndef __UDPMASTERLISTENER_H__
39 #define __UDPMASTERLISTENER_H__
40 
41 #include <iostream>
42 
43 #include <QThread>
44 #include <QThreadPool>
45 #include <QUdpSocket>
46 #include <QHostAddress>
47 
48 #include "jacktrip_types.h"
49 #include "jacktrip_globals.h"
50 class JackTripWorker; // forward declaration
51 
52 
58 class UdpMasterListener : public QThread
59 {
60  Q_OBJECT;
61 
62 public:
63  UdpMasterListener(int server_port = gServerUdpPort);
64  virtual ~UdpMasterListener();
65 
69  void run();
70 
72  void stop() { mStopped = true; };
73 
74  int releasePort(int id);
75 
76 private slots:
77  void testRecieve()
78  {
79  std::cout << "========= TEST RECEIVE SLOT ===========" << std::endl;
80  }
81 
82 signals:
83  void Listening();
84  void ClientAddressSet();
85 
86 
87 private:
92  static void bindUdpSocket(QUdpSocket& udpsocket, int port);
93 
94  /* \brief Send the JackTripWorker to the thread pool. This will run
95  * until it's done. We still have control over the prototype class.
96  * \param id Identification Number
97  */
98  void sendToPoolPrototype(int id);
99 
104  int isNewAddress(uint32_t address, uint16_t port);
105 
106  QUdpSocket mUdpMasterSocket;
107  QHostAddress mPeerAddress;
108 
110  QThreadPool mThreadPool;
111 
112  int mServerPort; //< Server known port number
115  QHash<uint32_t, uint16_t> mActiveAddresPortPair;
116 
118  volatile bool mStopped;
120 };
121 
122 
123 #endif //__UDPMASTERLISTENER_H__