RTCP.h

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/***************************************************************************
                       RTCP.h  -  description
                             -------------------
    (C) 2007 Ahmed Ayadi  <ahmed.ayadi@sophia.inria.fr>
    (C) 2001 Matthias Oppitz <Matthias.Oppitz@gmx.de>
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/


#ifndef __INET_RTCPENDSYSTEMMODULE_H
#define __INET_RTCPENDSYSTEMMODULE_H

#include "INETDefs.h"
#include "IPAddress.h"
#include "RTPInnerPacket.h"
#include "RTPParticipantInfo.h"
#include "RTPSenderInfo.h"
#include "RTPReceiverInfo.h"

class INET_API RTCP : public cSimpleModule
{
    public:
        RTCP();

    protected:
        virtual void initialize();

        virtual ~RTCP();

        virtual void handleMessage(cMessage *msg);

        virtual void handleMessageFromRTP(cMessage *msg);

        virtual void handleMessageFromUDP(cMessage *msg);

        virtual void handleSelfMessage(cMessage *msg);

        virtual void initializeRTCP(RTPInnerPacket *rinp);

        virtual void senderModuleInitialized(RTPInnerPacket *rinp);

        virtual void dataOut(RTPInnerPacket *packet);

        virtual void dataIn(RTPInnerPacket *rinp);

        virtual void leaveSession(RTPInnerPacket *rinp);

        virtual void connectRet();

        virtual void readRet(cPacket *sifpIn);

    protected:

        int _mtu;

        int _bandwidth;

        int _rtcpPercentage;

        IPAddress _destinationAddress;

        int _port;

        bool _ssrcChosen;

        bool _leaveSession;

        RTPSenderInfo *_senderInfo;

        cArray *_participantInfos;

        int _socketFdIn;

        int _socketFdOut;

        int _packetsCalculated;

        double _averagePacketSize;

        cOutVector *_rtcpIntervalOutVector;

        virtual void createSocket();

        virtual void chooseSSRC();

        virtual void scheduleInterval();

        virtual void createPacket();

        virtual void processOutgoingRTPPacket(RTPPacket *packet);

        virtual void processIncomingRTPPacket(RTPPacket *packet, IPAddress address, int port);

        virtual void processIncomingRTCPPacket(RTCPCompoundPacket *packet, IPAddress address, int port);

        virtual RTPParticipantInfo* findParticipantInfo(uint32 ssrc);

        virtual void calculateAveragePacketSize(int size);
};

#endif