/* Echo client
 * Copyright (C) 2007 Andrea Del Signore
 *
 * 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
 */

using GLib;
using GNet;

namespace GNetExamples
{
	int main(string[] args)
	{
	  string hostname;
	  int port;
	  InetAddr addr;
	  TcpSocket socket;
	  IOChannel iochannel;
	  IOError error = IOError.NONE;
	  String buffer = new String.sized(1024);
	  ulong n;

	  GNet.init();

	  /* Parse args */
	  if (args.length != 3)
		{  
	      stdout.printf ("usage: %s <server> <port>\n", args[0]);
	      return 1;
	    }
	  hostname = args[1];
	  port = args[2].to_int();

	  /* Create the address */
	  addr = new InetAddr (hostname, port);
	  if (addr == null)
	    {
	      stderr.printf ("Error: Name lookup for %s failed\n", hostname);
	      return 1;
	    }

	  /* Create the socket */
	  socket = new TcpSocket.from_inetaddr (addr);
	  if (socket == null)
	    {
	      stderr.printf ("Error: Could not connect to %s:%d\n", hostname, port);
	      return 1;
	    }

	  /* Get the IOChannel */
	  iochannel = socket.get_io_channel ();

  	  while (stdin.gets(buffer.str, (int) (1024)) != null)
      {
        n = buffer.str.len();
        error = IO.channel_writen (iochannel, buffer.str, n, out n);
        if (error != IOError.NONE) break;

        error = IO.channel_readn (iochannel, buffer.str, n, out n);
        if (error != IOError.NONE) break;

		stdout.printf("%s",buffer.str);
      }
 
	  if (error != IOError.NONE) 
	    stderr.printf ("Error: IO error (%d)\n", error);

	  return 0;
	}
}