duplex.cpp

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// Copyright (C) 1999-2005 Open Source Telecom Corporation.
// Copyright (C) 2006-2014 David Sugar, Tycho Softworks.
// Copyright (C) 2015 Cherokees of Idaho.
//
// 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.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
//
// This exception applies only to the code released under the name GNU
// ccRTP.  If you copy code from other releases into a copy of GNU
// ccRTP, as the General Public License permits, the exception does
// not apply to the code that you add in this way.  To avoid misleading
// anyone as to the status of such modified files, you must delete
// this exception notice from them.
//
// If you write modifications of your own for GNU ccRTP, it is your choice
// whether to permit this exception to apply to your modifications.
// If you do not wish that, delete this exception notice.
//
// RTPDuplex class implementation
//

#include "private.h"
#include <ccrtp/ext.h>

NAMESPACE_COMMONCPP

RTPDuplex::RTPDuplex(const InetAddress &ia, tpport_t local, tpport_t remote) :
RTPDataQueue(), UDPReceive(ia, local), UDPTransmit(ia, remote)
{
    dataBasePort = local;
}

RTPDuplex::~RTPDuplex()
{
    // Terminate both sockets.
    endTransmitter();
    endReceiver();
}

UDPSocket::Error RTPDuplex::connect(const InetHostAddress &ia, tpport_t port)
{
    UDPTransmit::Error rtn;

    if(!port)
        port = dataBasePort;

    rtn = UDPTransmit::connect(ia, port);

    if(!rtn)
        rtn = UDPReceive::connect(ia, port + 1);
    if(rtn)
        return rtn;

    enableStack();

    return UDPTransmit::errSuccess;
}

END_NAMESPACE