NetBufferUtil.cpp

Go to the documentation of this file.

////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#ifndef _WIN32
#include <fcntl.h>
#define SOCKET  int
#else
#include <winsock2.h>
#endif

#include <net/NetBufferUtil.h>

// HACK HACK HACK
// This code has been ripped from the SDL_net library
// The library always sets the sockets to be non-blocking
// this is NOT what we want as we use threads and do not
// care.
// This seems to be the only way to set blocking IO back on.

struct _TCPsocket {
        int ready;
        SOCKET channel;
        IPaddress remoteAddress;
        IPaddress localAddress;
        int sflag;
};

void NetBufferUtil::setBlockingIO(TCPsocket &so)
{
#ifdef O_NONBLOCK
        /* Set the socket to blocking mode for accept() */
        fcntl(so->channel, F_SETFL, 0);
#else
#ifdef WIN32
        {
                /* passing a zero value, socket mode set blocking */
                unsigned long mode = 0;
                ioctlsocket (so->channel, FIONBIO, &mode);
        }
#else
#warning How do we set blocking mode on other operating systems?
#endif /* WIN32 */
#endif /* O_NONBLOCK */
}

---