ccRTP
|
00001 // Copyright (C) 2001-2015 Federico Montesino Pouzols <fedemp@altern.org> 00002 // 00003 // This program is free software; you can redistribute it and/or modify 00004 // it under the terms of the GNU General Public License as published by 00005 // the Free Software Foundation; either version 2 of the License, or 00006 // (at your option) any later version. 00007 // 00008 // This program is distributed in the hope that it will be useful, 00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00011 // GNU General Public License for more details. 00012 // 00013 // You should have received a copy of the GNU Lesser General Public License 00014 // along with GNU ccRTP. If not, see <http://www.gnu.org/licenses/>. 00015 // 00016 // As a special exception, you may use this file as part of a free software 00017 // library without restriction. Specifically, if other files instantiate 00018 // templates or use macros or inline functions from this file, or you compile 00019 // this file and link it with other files to produce an executable, this 00020 // file does not by itself cause the resulting executable to be covered by 00021 // the GNU General Public License. This exception does not however 00022 // invalidate any other reasons why the executable file might be covered by 00023 // the GNU General Public License. 00024 // 00025 // This exception applies only to the code released under the name GNU 00026 // ccRTP. If you copy code from other releases into a copy of GNU 00027 // ccRTP, as the General Public License permits, the exception does 00028 // not apply to the code that you add in this way. To avoid misleading 00029 // anyone as to the status of such modified files, you must delete 00030 // this exception notice from them. 00031 // 00032 // If you write modifications of your own for GNU ccRTP, it is your choice 00033 // whether to permit this exception to apply to your modifications. 00034 // If you do not wish that, delete this exception notice. 00035 // 00036 00042 #ifndef CCXX_RTP_POOL_H 00043 #define CCXX_RTP_POOL_H 00044 00045 #include <list> 00046 #include <ccrtp/rtp.h> 00047 00048 NAMESPACE_COMMONCPP 00049 using std::list; 00050 00051 typedef TRTPSessionBase<> RTPSessionBase; 00052 00053 class RTPSessionBaseHandler 00054 { 00055 public: 00056 inline microtimeout_t getSchedulingTimeout(RTPSessionBase& s) 00057 { return s.getSchedulingTimeout(); } 00058 00059 inline timeval getRTCPCheckInterval(RTPSessionBase& s) 00060 { return s.getRTCPCheckInterval(); } 00061 00062 size_t 00063 takeInDataPacket(RTPSessionBase& s) 00064 { return s.takeInDataPacket(); } 00065 00066 size_t 00067 dispatchDataPacket(RTPSessionBase& s) 00068 { return s.dispatchDataPacket(); } 00069 00070 void 00071 controlReceptionService(RTPSessionBase& s) 00072 { s.controlReceptionService(); } 00073 00074 void 00075 controlTransmissionService(RTPSessionBase& s) 00076 { s.controlTransmissionService(); } 00077 00078 inline SOCKET getDataRecvSocket(RTPSessionBase& s) const 00079 { return s.getDataRecvSocket(); } 00080 00081 inline SOCKET getControlRecvSocket(RTPSessionBase& s) const 00082 { return s.getControlRecvSocket(); } 00083 }; 00084 00092 class SessionListElement { 00093 private: 00094 RTPSessionBase* elem; 00095 bool cleared; 00096 00097 public: 00098 SessionListElement(RTPSessionBase* e); 00099 void clear(); 00100 bool isCleared(); 00101 RTPSessionBase* get(); 00102 }; 00103 00104 00105 inline SessionListElement::SessionListElement(RTPSessionBase* e) 00106 : elem(e), cleared(false) { 00107 } 00108 00109 inline void SessionListElement::clear() { 00110 cleared = true; 00111 delete elem; 00112 elem = 0; 00113 } 00114 00115 inline bool SessionListElement::isCleared() { 00116 return cleared; 00117 } 00118 00119 inline RTPSessionBase* SessionListElement::get() { 00120 return elem; 00121 } 00122 00128 class PredEquals 00129 { 00130 protected: 00131 RTPSessionBase* elem; 00132 public: 00133 PredEquals(RTPSessionBase* e) : elem(e) {} 00134 00135 bool operator() (SessionListElement* e) 00136 { 00137 return e->get() == elem; 00138 } 00139 }; 00140 00154 class __EXPORT RTPSessionPool: public RTPSessionBaseHandler 00155 { 00156 public: 00157 RTPSessionPool(); 00158 00159 inline virtual ~RTPSessionPool() 00160 { } 00161 00162 bool 00163 addSession(RTPSessionBase& session); 00164 00165 bool 00166 removeSession(RTPSessionBase& session); 00167 00168 size_t 00169 getPoolLength() const; 00170 00171 virtual void startRunning() = 0; 00172 00173 inline bool isActive() 00174 { return poolActive; } 00175 00176 protected: 00177 inline void setActive() 00178 { poolActive = true; } 00179 00180 inline timeval getPoolTimeout() 00181 { return poolTimeout; } 00182 00183 inline void setPoolTimeout(int sec, int usec) 00184 { poolTimeout.tv_sec = sec; poolTimeout.tv_usec = usec; } 00185 00186 inline void setPoolTimeout(struct timeval to) 00187 { poolTimeout = to; } 00188 00189 std::list<SessionListElement*> sessionList; 00190 typedef std::list<SessionListElement*>::iterator PoolIterator; 00191 00192 mutable ThreadLock poolLock; 00193 00194 #ifndef _MSWINDOWS_ 00195 fd_set recvSocketSet; 00196 SOCKET highestSocket; // highest socket number + 1 00197 #endif 00198 00199 private: 00200 timeval poolTimeout; 00201 mutable bool poolActive; 00202 }; 00203 00204 00205 class __EXPORT SingleRTPSessionPool : 00206 public RTPSessionPool, 00207 public Thread 00208 { 00209 public: 00213 SingleRTPSessionPool(int pri = 0) : 00214 RTPSessionPool(), 00215 Thread(pri) 00216 { } 00217 00218 ~SingleRTPSessionPool() 00219 { } 00220 00221 void startRunning() 00222 { setActive(); Thread::start(); } 00223 00224 protected: 00229 void run(); 00230 }; 00231 00232 END_NAMESPACE 00233 00234 #endif //CCXX_RTP_POOL_H 00235