/* ==================================================================== * 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 * are met: *  * 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 vocal@vovida.org. * * 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 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. *  * ==================================================================== *  * This software consists of voluntary contributions made by Vovida * Networks, Inc. and many individuals on behalf of Vovida Networks, * Inc.  For more information on Vovida Networks, Inc., please see * <http://www.vovida.org/>. * */static const char* const tpRecv_cxx_Version =    "$Id: tpRecv.cxx,v 1.5 2000/12/18 23:44:52 bko Exp $";// --- Authors ---------------------------------------------------- //// Kim Le, July 1999// ---------------------------------------------------------------- //#include <stdlib.h>#include <stdio.h>#include <unistd.h>#include <fstream>#include <iostream>#include <sys/socket.h>#include <sys/ioctl.h>#include <sys/time.h>#include <sys/types.h>#include <fcntl.h>#include <netinet/in.h>#include <arpa/inet.h>#include <netdb.h>#include <unistd.h>#include <errno.h>#include <syslog.h>#include "rtpTypes.h"#include "RtpSession.hxx"#include "ixjuser.h"#define ULAW_PAYLOAD 240int main (int argc, char *argv[]){    RtpPayloadType payloadType = rtpPayloadPCMU;    int cc;    char* buffer [480];    char* silentBuffer [480];    memset (silentBuffer, 0, 480);    if (argc != 4)    {        cerr << "Usage: tpTrunk host rtp_tran_port rtp_recv_port\n";        return 1;    }    // open quicknet card    // char* szDevice = "/dev/ixj0";    char* szDevice = "/dev/phone0";    printf("Opening Phone Jack (%s)\n", szDevice);    int ixj = open(szDevice, O_RDWR);    if (ixj < 0)    {        perror("Error opening voice card");        return -1;    }    // open RTP stack    RtpSession stack (argv[1], atoi(argv[2]), atoi(argv[3]),                      atoi(argv[2]) + 1, atoi(argv[3]) + 1,                      payloadType);    RtpPacket* inPacket = NULL;    // open audio path    ioctl(ixj, IXJCTL_PLAY_CODEC, ULAW);    ioctl(ixj, IXJCTL_REC_CODEC, ULAW);    ioctl(ixj, IXJCTL_REC_START);    ioctl(ixj, IXJCTL_PLAY_START);    ioctl(ixj, IXJCTL_AEC_START);    // continue audio path    int i = 0;    while (ioctl(ixj, IXJCTL_HOOKSTATE))    {        inPacket = stack.receive ();        if (inPacket)        {            i++;            if (inPacket->getPayloadUsage() != 240)                cerr << "Partial\n";            cc = write(ixj, inPacket->getPayloadLoc(), 240);            cerr << ".";        }        else        {            //cc = read(ixj, buffer, 240);            //write (ixj, buffer, 240);        }        stack.processRTCP();    }    stack.transmitRTCPBYE();    ioctl(ixj, IXJCTL_REC_STOP);    ioctl(ixj, IXJCTL_PLAY_STOP);    //ioctl(ixj, IXJCTL_AEC_STOP);    close(ixj);    return 0;}