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RTSPClientLayer.h

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/***************************************************************************
                          RTSPClientLayer.h  
                         -------------------
    begin                : Sun Jun 09 2002
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "omnetpp.h"

#include "sockets.h"
#include "in_addr.h"
#include "in_port.h"

#include "RTSPMessage_m.h"

class RTSPClientLayer : public cSimpleModule {

        
        enum FSM_STATES {

             INIT        = 0,
             READY       = FSM_Steady(1),
             PLAYING     = FSM_Steady(2),
        };
        
                
        Module_Class_Members(RTSPClientLayer, cSimpleModule, 0);
        
        virtual void initialize();
        
        virtual void handleMessage(cMessage *msg);
        
                
        protected:
                                                                        
                virtual void handleMessageFromApp(cMessage *msg);
                
                virtual void handleMessageFromRTP(cMessage *msg);
                
                virtual void handleMessageFromSocketLayer(cMessage *msg);
                                        
                virtual void handleResponse(SocketInterfacePacket *sifp);
                                
                virtual void handleResponseStateInit(rtspResponse *response);

                virtual void handleResponseStateReady(rtspResponse *response);

                virtual void handleResponseStatePlaying(rtspResponse *response);

                virtual void handleSelfMessage(cMessage *msg);
                
                virtual void closeSession();
        
        private:
                
                /*
                The finite state machine 
                */
                cFSM fsm;
                                                
                int _cseq;
                
                IN_Port _portRTP;
                
                opp_string _sessionId;
                
                rtspRequest *request;
                                        
                rtspRequest *requestCopy;
                
                cMessage *timeoutMsg;
                                                
                simtime_t _timeout;
                
                Socket::Filedesc _socketFd;

                bool _debug;

                virtual void writeRequestContents(rtspRequest *request);

                virtual void writeResponseContents(rtspResponse *response);     
        
};

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