streamserversocket.cxx

RTP协议

/* ====================================================================
 * 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 [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
 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
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 * 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 StreamServerSocket_cxx_Version = 
    "$Id: StreamServerSocket.cxx,v 1.9 2001/08/10 04:02:09 icahoon Exp $";


#include "global.h"
#include "StreamServerSocket.hxx"
#include "TransportCommon.hxx"
#include "SystemException.hxx"
#include "VLog.hxx"
#include <cerrno>


using Vocal::Transport::StreamServerSocket;
using Vocal::Transport::Socket;
using Vocal::Transport::AddressFamily;
using Vocal::Transport::TransportAddress;
using Vocal::Transport::SocketType;
using Vocal::Logging::VLog;


StreamServerSocket::StreamServerSocket(
    const AddressFamily     	&   addressFamily,
    int     	    	    	    backlog,
    const char      	    	*   name
)
throw ( Vocal::SystemException )
    : 	Socket( addressFamily, 
    	    	SocketType(SOCK_STREAM), 
		(name ? name : "StreamServer"))
{
    listen(backlog);
}


StreamServerSocket::StreamServerSocket(
    const TransportAddress  	&   localAddr,
    int     	    	    	    backlog,
    const char      	    	*   name
)
throw ( Vocal::SystemException )
    : 	Socket( localAddr,
    	    	SocketType(SOCK_STREAM),
		(name ? name : "StreamServer"))
{
    listen(backlog);
}


StreamServerSocket::~StreamServerSocket()
{
}


void
StreamServerSocket::listen(int backlog)
throw ( Vocal::SystemException )
{
    const string    fn("StreamServerSocket::listen");
    VLog    	    log(fn);

    if ( ::listen(fd_, backlog) < SUCCESS )
    {
    	throw Vocal::SystemException(fn + ": " + strerror(errno), 
	    	    	    	__FILE__, __LINE__, errno);
    }
    
    VDEBUG(log) << fn << ": " << *this
    	    	<< ": now listening." << VDEBUG_END(log);
}