hlswmaster/plugins/ut.c

/***************************************************************************
 *   Copyright (C) 03/2005 by Olaf Rempel                                  *
 *   razzor@kopf-tisch.de                                                  *
 *                                                                         *
 *   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.             *
 ***************************************************************************/
#include <string.h>
#include "plugin.h"

struct scan_ports port_arr[] = {
	{ 8777, 8786,  5 }, /* Unreal Tournament */
	{ 0,0,0 }
};

static char scanmsg[] = "REPORTQUERY";
static char ut_reply[] = "ut ";

int scan(void) {
	pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
	return 1;
}

int parse(struct net_pkt *pkt) {
	int gameid, port;
	void *p;

	if (!(gameid = pkt_check_portarr(pkt, port_arr)))
		return 0;
	
	switch (gameid) {
	case 5: /* Unreal Tournament */
		p = pkt_memmem(pkt, 0, ut_reply, strlen(ut_reply));
		if (!p)
			return 0;
		
		port = pkt_atoi(pkt, p + strlen(ut_reply));

		server_add(gameid, pkt->addr.sin_addr.s_addr, port -1, port);
		break;

	default:
		server_add_pkt(gameid, pkt);
		break;
	}

	return 1;
}

static struct hlswmaster_plugin plugin = {
	.name		= "ut",
	.scan		= &scan,
	.parse		= &parse,
};

void _init(void) {
	register_plugin(&plugin);
}

void _fini(void) {
	unregister_plugin(&plugin);
}