111 lines
3.8 KiB
C
111 lines
3.8 KiB
C
/***************************************************************************
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* Copyright (C) 03/2005 by Olaf Rempel *
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* razzor@kopf-tisch.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include <string.h>
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#include "netpkt.h"
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#include "plugin.h"
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#include "plugin_helper.h"
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static struct scan_ports port_arr[] = {
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{ 27960, 27969, 6 }, /* q3(6), ef(7), et25), rtcw(8) */
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{ 28070, 28070, 12 }, /* jk2(12) */
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{ 28960, 28963, 31 }, /* cod(31), cod:uo(42), cod2(48) */
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{ 29070, 29070, 27 }, /* jk3(27) */
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{ 0,0,0 }
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};
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static char scanmsg[] = "\xff\xff\xff\xffgetStatus";
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static char replymsg[] = "\xff\xff\xff\xffstatusResponse";
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static char search_version[] = "\\version\\";
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static char search_gamename[] = "\\gamename\\";
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static char reply_q3[] = "Q3 ";
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static char reply_ef[] = "ST:V HM ";
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static char reply_rtcw[] = "Wolf ";
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static char reply_et[] = "ET";
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static char reply_jk2[] = "JK2MP";
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static char reply_jk3[] = "JAmp";
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static char reply_cod[] = "Call of Duty\\";
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static char reply_coduo[] = "CoD:United Offensive\\";
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static char reply_cod2[] = "Call of Duty 2\\";
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static int scan(void)
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{
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pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
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return 1;
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}
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static int parse(struct net_pkt *pkt)
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{
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int gameid = 0, pos1, pos2;
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if (!pkt_check_portarr(pkt, port_arr))
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return PARSE_REJECT;
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if (pkt_memcmp(pkt, 0, replymsg, strlen(replymsg)))
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return PARSE_REJECT;
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pos1 = pkt_memmem(pkt, 0, search_version, strlen(search_version));
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pos2 = pkt_memmem(pkt, 0, search_gamename, strlen(search_gamename));
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if (pos1 != -1) {
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pos1 += strlen(search_version);
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if (!pkt_memcmp(pkt, pos1, reply_q3, strlen(reply_q3)))
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gameid = 6;
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else if (!pkt_memcmp(pkt, pos1, reply_ef, strlen(reply_ef)))
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gameid = 7;
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else if (!pkt_memcmp(pkt, pos1, reply_rtcw, strlen(reply_rtcw)))
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gameid = 8;
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else if (!pkt_memcmp(pkt, pos1, reply_et, strlen(reply_et)))
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gameid = 25;
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else if (!pkt_memcmp(pkt, pos1, reply_jk2, strlen(reply_jk2)))
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gameid = 12;
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else if (!pkt_memcmp(pkt, pos1, reply_jk3, strlen(reply_jk3)))
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gameid = 27;
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}
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if (gameid == 0 && pos2 != -1) {
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pos2 += strlen(search_gamename);
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if (!pkt_memcmp(pkt, pos2, reply_cod, strlen(reply_cod)))
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gameid = 31;
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else if (!pkt_memcmp(pkt, pos2, reply_coduo, strlen(reply_coduo)))
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gameid = 42;
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else if (!pkt_memcmp(pkt, pos2, reply_cod2, strlen(reply_cod2)))
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gameid = 48;
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}
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if (gameid == 0)
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return PARSE_REJECT;
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server_add_pkt(gameid, pkt);
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return PARSE_ACCEPT;
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}
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struct hlswmaster_plugin plugin = {
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.name = "q3engine",
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.scan = &scan,
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.parse = &parse,
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};
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