Ginga  0.13.6
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BroadcastDualSocketService.h
1 /******************************************************************************
2 Este arquivo eh parte da implementacao do ambiente declarativo do middleware
3 Ginga (Ginga-NCL).
4 
5 Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia
6 
7 Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
8 os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
9 Software Foundation.
10 
11 Este programa eh distribuido na expectativa de que seja util, porem, SEM
12 NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
13 ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
14 GNU versao 2 para mais detalhes.
15 
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17 com este programa; se nao, escreva para a Free Software Foundation, Inc., no
18 endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.
19 
20 Para maiores informacoes:
21 ncl @ telemidia.puc-rio.br
22 http://www.ncl.org.br
23 http://www.ginga.org.br
24 http://www.telemidia.puc-rio.br
25 ******************************************************************************
26 This file is part of the declarative environment of middleware Ginga (Ginga-NCL)
27 
28 Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.
29 
30 This program is free software; you can redistribute it and/or modify it under
31 the terms of the GNU General Public License version 2 as published by
32 the Free Software Foundation.
33 
34 This program is distributed in the hope that it will be useful, but WITHOUT ANY
35 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
36 PARTICULAR PURPOSE. See the GNU General Public License version 2 for more
37 details.
38 
39 You should have received a copy of the GNU General Public License version 2
40 along with this program; if not, write to the Free Software
41 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
42 
43 For further information contact:
44 ncl @ telemidia.puc-rio.br
45 http://www.ncl.org.br
46 http://www.ginga.org.br
47 http://www.telemidia.puc-rio.br
48 *******************************************************************************/
49 
50 #ifndef _BroadcastDualSocketService_H_
51 #define _BroadcastDualSocketService_H_
52 
53 #include "ISocketService.h"
54 
55 #include "system/compat/SystemCompat.h"
56 #include "system/compat/PracticalSocket.h"
57 using namespace ::br::pucrio::telemidia::ginga::core::system::compat;
58 
59 #include "system/thread/Thread.h"
60 using namespace ::br::pucrio::telemidia::ginga::core::system::thread;
61 
62 #include <stdio.h>
63 #include <errno.h>
64 #include <stdlib.h>
65 #include <stdio.h>
66 
67 #ifdef __DARWIN_UNIX03
68 #include <ifaddrs.h>
69 #define inaddrr(x) (*(struct in_addr *) myAddr->x[sizeof sa.sin_port])
70 #endif
71 
72 #include <pthread.h>
73 #include <vector>
74 #include <string>
75 using namespace std;
76 
77 namespace br {
78 namespace pucrio {
79 namespace telemidia {
80 namespace ginga {
81 namespace core {
82 namespace multidevice {
84  private:
85 
86  string broadcastIPAddr;
87  unsigned int interfaceIP;
88 
89  unsigned int broadcastReadPort;
90  unsigned int broadcastWritePort;
91 
92 
93  UDPSocket* readSocket;
94  UDPSocket* writeSocket;
95 
96 
97  pthread_mutex_t mutexBuffer;
98  vector<struct frame*>* outputBuffer;
99 
100  public:
102  unsigned int readPort, unsigned int writePort);
103 
105 
106  private:
107  bool createSocket();
108  bool addToGroup();
109  bool setSocketOptions();
110  bool tryToBind();
111 
112  public:
113  unsigned int getInterfaceIPAddress(){return 0;};
114  int getServicePort();
115  void dataRequest(char* data, int taskSize, bool repeat=true);
116 
117  private:
118  bool sendData(struct frame* f);
119 
120  public:
121  bool checkOutputBuffer();
122  bool checkInputBuffer(char* data, int* size);
123  };
124 }
125 }
126 }
127 }
128 }
129 }
130 
131 #endif /*_BroadcastDualSocketService_H_*/
Definition: NetworkUtil.h:53