opfwddigit.cxx

SIP（Session Initiation Protocol）是由IETF定义

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 * 
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 * 1. Redistributions of source code must retain the above copyright
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 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
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 *    distribution.
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 * 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].
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 * 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.
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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
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static const char* const OpFwdDigit_cxx_Version =
    "$Id: OpFwdDigit.cxx,v 1.21 2002/11/09 02:13:07 derekm Exp $";

#include "global.h"
#include "OpFwdDigit.hxx"
#include "UaDeviceEvent.hxx"
#include "UaCallInfo.hxx"
#include "UaConfiguration.hxx"
#include "InfoMsg.hxx"
#include "UaHardwareEvent.hxx"
#include "UaDevice.hxx"



using namespace Vocal;


OpFwdDigit::OpFwdDigit()
{
}


OpFwdDigit::~OpFwdDigit()
{
}


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


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

    Sptr<UaDeviceEvent> deviceEvent;
    deviceEvent.dynamicCast( event );
    if ( deviceEvent == 0 )
    {
        cpLog(LOG_DEBUG,"Not a deviceEvent");
        return 0;
    }

    // prepare NULL signal
    Sptr<UaHardwareEvent> signal = new UaHardwareEvent( UaDevice::getDeviceQueue() );
    signal->type = HardwareSignalType;
    signal->signalOrRequest.signal = DeviceSignalNULL;

    // check if signal should be sent to DeviceQueue
    switch( deviceEvent->type )
    {
    case DeviceEventDtmf0:
        signal->signalOrRequest.signal = DeviceSignalDigit0;
        break;
    case DeviceEventDtmf1:
        signal->signalOrRequest.signal = DeviceSignalDigit1;
        break;
    case DeviceEventDtmf2:
        signal->signalOrRequest.signal = DeviceSignalDigit2;
        break;
    case DeviceEventDtmf3:
        signal->signalOrRequest.signal = DeviceSignalDigit3;
        break;
    case DeviceEventDtmf4:
        signal->signalOrRequest.signal = DeviceSignalDigit4;
        break;
    case DeviceEventDtmf5:
        signal->signalOrRequest.signal = DeviceSignalDigit5;
        break;
    case DeviceEventDtmf6:
        signal->signalOrRequest.signal = DeviceSignalDigit6;
        break;
    case DeviceEventDtmf7:
        signal->signalOrRequest.signal = DeviceSignalDigit7;
        break;
    case DeviceEventDtmf8:
        signal->signalOrRequest.signal = DeviceSignalDigit8;
        break;
    case DeviceEventDtmf9:
        signal->signalOrRequest.signal = DeviceSignalDigit9;
        break;
    case DeviceEventDtmfStar:
        signal->signalOrRequest.signal = DeviceSignalDigitStar;
        break;
    case DeviceEventDtmfHash:
        signal->signalOrRequest.signal = DeviceSignalDigitHash;
        break;
    default:
        return 0;
        break;
    }

    // send signal to DeviceQueue
    if( signal->signalOrRequest.signal != DeviceSignalNULL )
    {
        cpLog(LOG_DEBUG,"Sending DTMF signal %d to DeviceQueue",
              signal->signalOrRequest.signal - DeviceSignalDigit0);
        UaDevice::getDeviceQueue()->add( signal );
//        return 0;
    }
    return 0;
}


/* Local Variables: */
/* c-file-style: "stroustrup" */
/* indent-tabs-mode: nil */
/* c-file-offsets: ((access-label . -) (inclass . ++)) */
/* c-basic-offset: 4 */
/* End: */