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sysadm |
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/*
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* Copyright (C) 2000,2001 Onlyer (onlyer@263.net)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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 Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "common/setup_before.h"
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#include "setup.h"
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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#else
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# endif
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#endif
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#include "connection.h"
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#include "handle_init.h"
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#include "handle_d2gs.h"
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#include "d2gs.h"
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#include "prefs.h"
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#include "common/init_protocol.h"
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#include "common/addr.h"
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#include "common/packet.h"
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#include "common/queue.h"
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#include "common/eventlog.h"
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#include "common/bn_type.h"
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#include "common/setup_after.h"
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static int on_d2gs_initconn(t_connection * c);
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static int on_d2cs_initconn(t_connection * c);
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extern int d2cs_handle_init_packet(t_connection * c, t_packet * packet)
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{
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int class;
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int retval;
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ASSERT(c,-1);
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ASSERT(packet,-1);
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class=bn_byte_get(packet->u.client_initconn.class);
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switch (class) {
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case CLIENT_INITCONN_CLASS_D2CS:
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retval=on_d2cs_initconn(c);
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break;
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case CLIENT_INITCONN_CLASS_D2GS:
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retval=on_d2gs_initconn(c);
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break;
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default:
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eventlog(eventlog_level_error,__FUNCTION__,"got bad connection class %d",class);
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retval=-1;
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break;
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}
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return retval;
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}
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static int on_d2gs_initconn(t_connection * c)
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{
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t_d2gs * gs;
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eventlog(eventlog_level_info,__FUNCTION__,"[%d] client initiated d2gs connection",d2cs_conn_get_socket(c));
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if (!(gs=d2gslist_find_gs_by_ip(d2cs_conn_get_addr(c)))) {
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// reload list and see if any dns addy's has changed
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if (d2gslist_reload(prefs_get_d2gs_list())<0) {
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eventlog(eventlog_level_error,__FUNCTION__,"error reloading game server list,exitting");
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return -1;
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}
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//recheck
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if (!(gs=d2gslist_find_gs_by_ip(d2cs_conn_get_addr(c)))) {
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eventlog(eventlog_level_error,__FUNCTION__,"d2gs connection from invalid ip address %s",addr_num_to_ip_str(d2cs_conn_get_addr(c)));
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return -1;
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}
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}
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d2cs_conn_set_class(c,conn_class_d2gs);
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d2cs_conn_set_state(c,conn_state_connected);
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conn_set_d2gs_id(c,d2gs_get_id(gs));
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if (handle_d2gs_init(c)<0) {
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eventlog(eventlog_level_error,__FUNCTION__,"failed to init d2gs connection");
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return -1;
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}
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return 0;
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}
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static int on_d2cs_initconn(t_connection * c)
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{
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eventlog(eventlog_level_info,__FUNCTION__,"[%d] client initiated d2cs connection",d2cs_conn_get_socket(c));
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d2cs_conn_set_class(c,conn_class_d2cs);
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d2cs_conn_set_state(c,conn_state_connected);
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return 0;
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}
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