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netBuffer.cxx

/*
     PLIB - A Suite of Portable Game Libraries
     Copyright (C) 1998,2002  Steve Baker
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library 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
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public
     License along with this library; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 
     For further information visit http://plib.sourceforge.net

     $Id: netBuffer.cxx,v 1.6 2002/09/02 06:05:43 sjbaker Exp $
*/

#include "netBuffer.h"

void
netBufferChannel::handleRead (void)
{
  int max_read = in_buffer.getMaxLength() - in_buffer.getLength() ;
  if (max_read)
  {
    char* data = in_buffer.getData() + in_buffer.getLength() ;
    int num_read = recv (data, max_read) ;
    if (num_read > 0)
    {
      in_buffer.append (num_read) ;
      //ulSetError ( UL_DEBUG, "netBufferChannel: %d read", num_read ) ;
    }
  }
  if (in_buffer.getLength())
  {
    handleBufferRead (in_buffer);
  }
}

void
netBufferChannel::handleWrite (void)
{
  if (out_buffer.getLength())
  {
    if (isConnected())
    {
      int length = out_buffer.getLength() ;
      if (length>512)
        length=512;
      int num_sent = netChannel::send (
        out_buffer.getData(), length);
      if (num_sent > 0)
      {
        out_buffer.remove (0, num_sent);
        //ulSetError ( UL_DEBUG, "netBufferChannel: %d sent", num_sent ) ;
      }
    }
  }
  else if (should_close)
  {
    close();
  }
}

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