opautofarendanswered.cxx

Vovida 社区开源的 SIP 协议源码

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA
 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
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 * ====================================================================
 * 
 * This software consists of voluntary contributions made by Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
 * Inc.  For more information on Vovida Networks, Inc., please see
 * <http://www.vovida.org/>.
 *
 */

static const char* const OpAutoFarEndAnswered_cxx_Version =
    "$Id: OpAutoFarEndAnswered.cxx,v 1.18 2002/11/09 02:13:07 derekm Exp $";

#include "global.h"
#include "SipEvent.hxx"
#include "AckMsg.hxx"
#include "OpAutoFarEndAnswered.hxx"
#include "UaStateMachine.hxx"
#include "UaCallInfo.hxx"
#include "UaConfiguration.hxx"
#include "UaDigitTimerEvent.hxx"
#include "LoadGenMonitor.hxx"
#include "Timer.h"

#include "SystemInfo.hxx"
#include "SipSdp.hxx"

extern void cjGetTimeOfDay( struct timeval* now );
extern int numOfCalls;
extern double lenOfCalls;
extern double lenOfInvite;
extern double lenOfBye;
extern int numOfBusys;
extern int numOfInvite;
extern int numOfBye;
extern timeval inviteTime;
extern timeval inviteokTime;
extern timeval byeTime;
extern timeval byeokTime;


using namespace Vocal;


OpAutoFarEndAnswered::OpAutoFarEndAnswered()
{
}


OpAutoFarEndAnswered::~OpAutoFarEndAnswered()
{
}


const char* const
OpAutoFarEndAnswered::name() const
{
    return "OpAutoFarEndAnswered";
}


const Sptr < State >
OpAutoFarEndAnswered::process( const Sptr < SipProxyEvent > event )
{
    cpLog( LOG_DEBUG, "OpAutoFarEndAnswered operation" );

    Sptr < SipEvent > sipEvent;
    sipEvent.dynamicCast( event );
    if ( sipEvent == 0 )
    {
        return 0;
    }
    Sptr < SipMsg > sipMsg = sipEvent->getSipMsg();
    assert( sipMsg != 0 );

    Sptr < StatusMsg > msg;
    msg.dynamicCast( sipMsg );
    if ( msg == 0 )
    {
        return 0;
    }

    Sptr < UaCallInfo > call;
    call.dynamicCast( event->getCallInfo() );
    assert( call != 0 );

    Sptr < Contact > contact = call->findContact( *msg );
    assert( contact != 0 );

    contact->update( *msg );
    call->getContact()->update( *msg);


    // printf( "***** OpAutoFarEndAnswered operation *****\n" );

    int status = msg->getStatusLine().getStatusCode();

    if ( status >= 200 )
    {
        // Needs to ack farend
        AckMsg ack( *msg );
        sipEvent->getSipStack()->sendAsync( ack );


        // Monitor msg:  Ok received for Invite
        if ( status == 200 && UaConfiguration::instance()->getMonitorMsgOn() )
        {
            if (UaConfiguration::instance()->getCJTimeOfDay() )
            {
                cjGetTimeOfDay(&inviteokTime);
                lenOfInvite += tv_diff (inviteokTime, inviteTime);
                numOfInvite++;

            }
            else
            {
                gettimeofday(&inviteokTime, NULL);
                lenOfInvite += tv_diff (inviteokTime, inviteTime);
                numOfInvite++;
            }

        }

    }

    if ( status != 200 )
    {
        if ( status == 100 )
        {
            cpLog( LOG_DEBUG, "*****  Discarding Status Msg 100 *****");
        }
        if (status == 180)
        {
            cpLog (LOG_DEBUG, "*****  Discarding Status Msg 180 *****");
        }

        return 0;  // Done
    }

    // Get remote SDP from message

    Sptr<SipSdp> sdp;
    sdp.dynamicCast ( sipMsg->getContentData(0) );
    if ( sdp == NULL )
    {
        cpLog( LOG_ERR, "No remote SDP in ACK" );
    }
    else // if ( sdp->isValidSdp() )
    {
        call->setRemoteSdp( new SipSdp( *sdp ) );
    }

    Sptr < UaStateMachine > stateMachine;
    stateMachine.dynamicCast( event->getCallInfo()->getFeature() );
    assert( stateMachine != 0 );


    // Need to send timer event for hangup
    Sptr < UaDigitTimerEvent > hangupTimerEvent =
        new UaDigitTimerEvent( event->getFifo() );

    assert (hangupTimerEvent != 0);


    hangupTimerEvent->callId = new SipCallId (sipEvent->getSipCallLeg()->getCallId() );
    hangupTimerEvent->setLoadGenSignalType(LoadGenEndCall);
    hangupTimerEvent->setSipStack( sipEvent->getSipStack() );


    // printf("OpAutoFarEndAnswered:  Create Fifo Timer (hangup)\n");
    (event->getFifo())->addDelayMs( hangupTimerEvent,
                                    UaConfiguration::instance()->getCallDuration());

    return stateMachine->findState( "StateAutoInCall" );
}


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