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/*
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* Copyright (C) 2000,2001 Onlyer (onlyer@263.net)
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* Copyright (C) 2004 Olaf Freyer (aaron@cs.tu-berlin.de)
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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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#include <stdio.h>
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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# ifdef HAVE_MEMORY_H
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# include <memory.h>
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# endif
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#endif
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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 "compat/memcpy.h"
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#ifdef TIME_WITH_SYS_TIME
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# include <time.h>
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# include <sys/time.h>
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#else
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# ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.h>
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#endif
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#include "compat/socket.h"
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#include "compat/netinet_in.h"
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#ifdef HAVE_ARPA_INET_H
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# include <arpa/inet.h>
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#endif
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#include "compat/inet_ntoa.h"
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#include "compat/pdir.h"
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#include "compat/mkdir.h"
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#include "d2charfile.h"
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#include "connection.h"
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#include "d2charstatus.h"
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#include "game.h"
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#include "bnetd.h"
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#include "d2cs_protocol.h"
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#include "d2cs_bnetd_protocol.h"
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#include "handle_d2cs.h"
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#include "d2ladder.h"
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#include "gamequeue.h"
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#include "serverqueue.h"
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#include "prefs.h"
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#include "common/bn_type.h"
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#include "common/queue.h"
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#include "common/packet.h"
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#include "common/eventlog.h"
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#include "d2charlist.h"
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#include "common/elist.h"
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#include "common/xalloc.h"
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#include "common/setup_after.h"
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/* sowater */
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#include "d2cs_random.h"
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static int d2cs_send_client_ladder(t_connection * c, unsigned char type, unsigned short from);
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static unsigned int d2cs_try_joingame(t_connection const * c, t_game const * game, char const * gamepass);
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DECLARE_PACKET_HANDLER(on_client_loginreq)
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DECLARE_PACKET_HANDLER(on_client_createcharreq)
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DECLARE_PACKET_HANDLER(on_client_creategamereq)
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DECLARE_PACKET_HANDLER(on_client_joingamereq)
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DECLARE_PACKET_HANDLER(on_client_gamelistreq)
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DECLARE_PACKET_HANDLER(on_client_gameinforeq)
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DECLARE_PACKET_HANDLER(on_client_charloginreq)
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DECLARE_PACKET_HANDLER(on_client_deletecharreq)
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DECLARE_PACKET_HANDLER(on_client_ladderreq)
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DECLARE_PACKET_HANDLER(on_client_motdreq)
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DECLARE_PACKET_HANDLER(on_client_cancelcreategame)
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DECLARE_PACKET_HANDLER(on_client_charladderreq)
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DECLARE_PACKET_HANDLER(on_client_charlistreq)
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DECLARE_PACKET_HANDLER(on_client_charlistreq_110)
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DECLARE_PACKET_HANDLER(on_client_convertcharreq)
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static t_packet_handle_table d2cs_packet_handle_table[]={
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/* 0x00 */ { 0, conn_state_none, NULL },
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/* 0x01 */ { sizeof(t_client_d2cs_loginreq), conn_state_connected, on_client_loginreq },
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/* 0x02 */ { sizeof(t_client_d2cs_createcharreq), conn_state_authed|conn_state_char_authed, on_client_createcharreq },
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/* 0x03 */ { sizeof(t_client_d2cs_creategamereq), conn_state_char_authed, on_client_creategamereq },
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/* 0x04 */ { sizeof(t_client_d2cs_joingamereq), conn_state_char_authed, on_client_joingamereq },
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/* 0x05 */ { sizeof(t_client_d2cs_gamelistreq), conn_state_char_authed, on_client_gamelistreq },
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/* 0x06 */ { sizeof(t_client_d2cs_gameinforeq), conn_state_char_authed, on_client_gameinforeq },
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/* 0x07 */ { sizeof(t_client_d2cs_charloginreq), conn_state_authed|conn_state_char_authed, on_client_charloginreq },
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/* 0x08 */ { 0, conn_state_none, NULL },
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/* 0x09 */ { 0, conn_state_none, NULL },
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/* 0x0a */ { sizeof(t_client_d2cs_deletecharreq), conn_state_authed|conn_state_char_authed, on_client_deletecharreq },
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/* 0x0b */ { 0, conn_state_none, NULL },
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/* 0x0c */ { 0, conn_state_none, NULL },
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/* 0x0d */ { 0, conn_state_none, NULL },
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/* 0x0e */ { 0, conn_state_none, NULL },
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/* 0x0f */ { 0, conn_state_none, NULL },
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/* 0x10 */ { 0, conn_state_none, NULL },
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/* 0x11 */ { sizeof(t_client_d2cs_ladderreq), conn_state_char_authed, on_client_ladderreq },
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/* 0x12 */ { sizeof(t_client_d2cs_motdreq), conn_state_char_authed, on_client_motdreq },
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/* 0x13 */ { sizeof(t_client_d2cs_cancelcreategame),conn_state_char_authed, on_client_cancelcreategame},
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/* 0x14 */ { 0, conn_state_none, NULL },
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/* 0x15 */ { 0, conn_state_none, NULL },
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/* 0x16 */ { sizeof(t_client_d2cs_charladderreq), conn_state_char_authed, on_client_charladderreq },
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/* 0x17 */ { sizeof(t_client_d2cs_charlistreq), conn_state_authed|conn_state_char_authed, on_client_charlistreq },
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/* 0x18 */ { sizeof(t_client_d2cs_convertcharreq), conn_state_authed|conn_state_char_authed, on_client_convertcharreq },
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/* 0x19 */ { sizeof(t_client_d2cs_charlistreq_110), conn_state_authed|conn_state_char_authed, on_client_charlistreq_110 }
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};
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extern int d2cs_handle_d2cs_packet(t_connection * c, t_packet * packet)
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{
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return conn_process_packet(c,packet,d2cs_packet_handle_table,NELEMS(d2cs_packet_handle_table));
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}
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static int on_client_loginreq(t_connection * c, t_packet * packet)
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{
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t_packet * bnpacket;
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char const * account;
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t_sq * sq;
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unsigned int sessionnum;
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if (!(account=packet_get_str_const(packet,sizeof(t_client_d2cs_loginreq),MAX_CHARNAME_LEN))) {
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eventlog(eventlog_level_error,__FUNCTION__,"got bad account name");
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return -1;
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}
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if (d2char_check_acctname(account)<0) {
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eventlog(eventlog_level_error,__FUNCTION__,"got bad account name");
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return -1;
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}
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if (!bnetd_conn()) {
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eventlog(eventlog_level_warn,__FUNCTION__,"d2cs is offline with bnetd, login request will be rejected");
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return -1;
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}
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sessionnum=bn_int_get(packet->u.client_d2cs_loginreq.sessionnum);
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conn_set_bnetd_sessionnum(c,sessionnum);
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eventlog(eventlog_level_info,__FUNCTION__,"got client (*%s) login request sessionnum=0x%X",account,sessionnum);
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if ((bnpacket=packet_create(packet_class_d2cs_bnetd))) {
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if ((sq=sq_create(d2cs_conn_get_sessionnum(c),packet,0))) {
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packet_set_size(bnpacket,sizeof(t_d2cs_bnetd_accountloginreq));
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packet_set_type(bnpacket,D2CS_BNETD_ACCOUNTLOGINREQ);
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bn_int_set(&bnpacket->u.d2cs_bnetd_accountloginreq.h.seqno,sq_get_seqno(sq));
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bn_int_set(&bnpacket->u.d2cs_bnetd_accountloginreq.seqno,
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bn_int_get(packet->u.client_d2cs_loginreq.seqno));
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bn_int_set(&bnpacket->u.d2cs_bnetd_accountloginreq.sessionkey,
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bn_int_get(packet->u.client_d2cs_loginreq.sessionkey));
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bn_int_set(&bnpacket->u.d2cs_bnetd_accountloginreq.sessionnum,sessionnum);
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memcpy(bnpacket->u.d2cs_bnetd_accountloginreq.secret_hash,
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packet->u.client_d2cs_loginreq.secret_hash,
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sizeof(bnpacket->u.d2cs_bnetd_accountloginreq.secret_hash));
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packet_append_string(bnpacket,account);
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conn_push_outqueue(bnetd_conn(),bnpacket);
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}
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packet_del_ref(bnpacket);
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}
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return 0;
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}
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static int on_client_createcharreq(t_connection * c, t_packet * packet)
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{
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t_packet * rpacket, * bnpacket;
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char const * charname;
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char const * account;
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char * path;
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t_pdir * dir;
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t_sq * sq;
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unsigned int reply;
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unsigned short status, class;
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t_d2charinfo_file data;
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char checknum;
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if (!(charname=packet_get_str_const(packet,sizeof(t_client_d2cs_createcharreq),MAX_CHARNAME_LEN))) {
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eventlog(eventlog_level_error,__FUNCTION__,"got bad character name");
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return -1;
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}
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if (!(account=d2cs_conn_get_account(c))) {
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eventlog(eventlog_level_error,__FUNCTION__,"missing account for character %s",charname);
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return -1;
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}
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class=bn_short_get(packet->u.client_d2cs_createcharreq.class);
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status=bn_short_get(packet->u.client_d2cs_createcharreq.status);
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path=xmalloc(strlen(prefs_get_charinfo_dir())+1+strlen(account)+1);
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d2char_get_infodir_name(path,account);
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if (!(dir=p_opendir(path))) {
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eventlog(eventlog_level_info,__FUNCTION__,"(*%s) charinfo directory do not exist, building it",account);
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p_mkdir(path,S_IRWXU);
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}
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else
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p_closedir(dir);
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xfree(path);
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/* generate checknum, save it in t_connection, and send it to bnetd, by sowater */
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do {
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checknum=d2cs_random_char();
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}while(d2cs_conn_get_checknum(c)==checknum);
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d2cs_conn_set_checknum(c,checknum);
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eventlog(eventlog_level_info,__FUNCTION__,"set checknum %c to connection",checknum);
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if (d2char_create(account,charname,class,status)<0) {
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eventlog(eventlog_level_warn,__FUNCTION__,"error create character %s for account %s",charname,account);
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reply=D2CS_CLIENT_CREATECHARREPLY_ALREADY_EXIST;
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} else if (d2charinfo_load(account,charname,&data)<0) {
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eventlog(eventlog_level_error,__FUNCTION__,"error loading charinfo for character %s(*%s)",charname,account);
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reply=D2CS_CLIENT_CREATECHARREPLY_FAILED;
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} else {
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eventlog(eventlog_level_info,__FUNCTION__,"character %s(*%s) created",charname,account);
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reply=D2CS_CLIENT_CREATECHARREPLY_SUCCEED;
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conn_set_charinfo(c,&data.summary);
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if ((bnpacket=packet_create(packet_class_d2cs_bnetd))) {
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| 246 |
if ((sq=sq_create(d2cs_conn_get_sessionnum(c),packet,0))) {
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packet_set_size(bnpacket,sizeof(t_d2cs_bnetd_charloginreq));
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packet_set_type(bnpacket,D2CS_BNETD_CHARLOGINREQ);
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bn_int_set(&bnpacket->u.d2cs_bnetd_charloginreq.h.seqno,sq_get_seqno(sq));
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| 250 |
bn_int_set(&bnpacket->u.d2cs_bnetd_charloginreq.sessionnum,
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conn_get_bnetd_sessionnum(c));
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packet_append_string(bnpacket,charname);
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| 253 |
packet_append_string(bnpacket,(char const *)&data.portrait);
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| 254 |
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| 255 |
/* sowater */
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| 256 |
packet_append_data(bnpacket,&checknum,sizeof(checknum));
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| 257 |
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| 258 |
conn_push_outqueue(bnetd_conn(),bnpacket);
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| 259 |
}
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| 260 |
packet_del_ref(bnpacket);
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| 261 |
}
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| 262 |
return 0;
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| 263 |
}
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| 264 |
if ((rpacket=packet_create(packet_class_d2cs))) {
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| 265 |
packet_set_size(rpacket,sizeof(t_d2cs_client_createcharreply));
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| 266 |
packet_set_type(rpacket,D2CS_CLIENT_CREATECHARREPLY);
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| 267 |
bn_int_set(&rpacket->u.d2cs_client_createcharreply.reply,reply);
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| 268 |
conn_push_outqueue(c,rpacket);
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| 269 |
packet_del_ref(rpacket);
|
| 270 |
}
|
| 271 |
return 0;
|
| 272 |
}
|
| 273 |
|
| 274 |
static int on_client_creategamereq(t_connection * c, t_packet * packet)
|
| 275 |
{
|
| 276 |
char const * gamename;
|
| 277 |
char const * gamepass;
|
| 278 |
char const * gamedesc;
|
| 279 |
t_game * game;
|
| 280 |
t_d2gs * gs;
|
| 281 |
t_gq * gq;
|
| 282 |
unsigned int tempflag,gameflag;
|
| 283 |
unsigned int leveldiff, maxchar, difficulty, expansion, hardcore, ladder;
|
| 284 |
unsigned int seqno, reply;
|
| 285 |
unsigned int pos;
|
| 286 |
t_elem * elem;
|
| 287 |
t_charstatus * cs;
|
| 288 |
|
| 289 |
|
| 290 |
pos=sizeof(t_client_d2cs_creategamereq);
|
| 291 |
if (!(gamename=packet_get_str_const(packet,pos,MAX_GAMENAME_LEN))) {
|
| 292 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game name");
|
| 293 |
return -1;
|
| 294 |
}
|
| 295 |
pos+=strlen(gamename)+1;
|
| 296 |
if (!(gamepass=packet_get_str_const(packet,pos,MAX_GAMEPASS_LEN))) {
|
| 297 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game pass");
|
| 298 |
return -1;
|
| 299 |
}
|
| 300 |
pos+=strlen(gamepass)+1;
|
| 301 |
if (!(gamedesc=packet_get_str_const(packet,pos,MAX_GAMEDESC_LEN))) {
|
| 302 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game desc");
|
| 303 |
return -1;
|
| 304 |
}
|
| 305 |
|
| 306 |
tempflag=bn_int_get(packet->u.client_d2cs_creategamereq.gameflag);
|
| 307 |
leveldiff=bn_byte_get(packet->u.client_d2cs_creategamereq.leveldiff);
|
| 308 |
maxchar=bn_byte_get(packet->u.client_d2cs_creategamereq.maxchar);
|
| 309 |
difficulty=gameflag_get_difficulty(tempflag);
|
| 310 |
if (difficulty > conn_get_charinfo_difficulty(c)) {
|
| 311 |
eventlog(eventlog_level_error,__FUNCTION__,"game difficulty exceed character limit %d %d",difficulty,
|
| 312 |
conn_get_charinfo_difficulty(c));
|
| 313 |
return 0;
|
| 314 |
}
|
| 315 |
expansion=conn_get_charinfo_expansion(c);
|
| 316 |
hardcore=conn_get_charinfo_hardcore(c);
|
| 317 |
ladder=conn_get_charinfo_ladder(c);
|
| 318 |
gameflag=gameflag_create(ladder,expansion,hardcore,difficulty);
|
| 319 |
|
| 320 |
gs = NULL;
|
| 321 |
game = NULL;
|
| 322 |
gq=conn_get_gamequeue(c);
|
| 323 |
if (d2cs_gamelist_find_game(gamename)) {
|
| 324 |
eventlog(eventlog_level_info,__FUNCTION__,"game name %s is already exist in gamelist",gamename);
|
| 325 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_NAME_EXIST;
|
| 326 |
|
| 327 |
/* right checknum? sowater */
|
| 328 |
} else if((prefs_antibot_when_password()==0) && prefs_enable_antibot() && d2cs_conn_verify_checknum(c, *gamedesc)) {
|
| 329 |
eventlog(eventlog_level_info,__FUNCTION__,"checksum %c from packet not match checksum from connection",*gamedesc);
|
| 330 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_FAILED;
|
| 331 |
/* when antibot_when_password is true, by sowater, 20051001 */
|
| 332 |
} else if((strlen(gamepass)!=0) && prefs_antibot_when_password() && prefs_enable_antibot()
|
| 333 |
&& d2cs_conn_verify_checknum(c, *gamedesc)) {
|
| 334 |
eventlog(eventlog_level_info,__FUNCTION__,"checksum %c from packet not match checksum from connection",*gamedesc);
|
| 335 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_FAILED;
|
| 336 |
} else if (!gq && gqlist_find_game(gamename)) {
|
| 337 |
eventlog(eventlog_level_info,__FUNCTION__,"game name %s is already exist in game queue",gamename);
|
| 338 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_NAME_EXIST;
|
| 339 |
} else if (!(gs=d2gslist_choose_server(c))) {
|
| 340 |
if (gq) {
|
| 341 |
eventlog(eventlog_level_error,__FUNCTION__,"client %d is already in game queue",d2cs_conn_get_sessionnum(c));
|
| 342 |
conn_set_gamequeue(c,NULL);
|
| 343 |
gq_destroy(gq,&elem);
|
| 344 |
return 0;
|
| 345 |
} else if ((gq=gq_create(d2cs_conn_get_sessionnum(c), packet, gamename))) {
|
| 346 |
conn_set_gamequeue(c,gq);
|
| 347 |
d2cs_send_client_creategamewait(c,gqlist_get_length());
|
| 348 |
return 0;
|
| 349 |
}
|
| 350 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_FAILED;
|
| 351 |
} else if (hardcore && conn_get_charinfo_dead(c)) {
|
| 352 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_FAILED;
|
| 353 |
} else if (!(game=d2cs_game_create(gamename,gamepass,gamedesc,gameflag))) {
|
| 354 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_NAME_EXIST;
|
| 355 |
} else {
|
| 356 |
/* By Leaflet, 20060613 */
|
| 357 |
if ((cs=charstatus_list_find_charstatus_by_charname(c->charname)) == NULL)
|
| 358 |
cs = charstatus_create(c->charname);
|
| 359 |
|
| 360 |
if (time(NULL) - cs->last_create_time <= 90)
|
| 361 |
{
|
| 362 |
cs->frequently_create_count++;
|
| 363 |
}
|
| 364 |
|
| 365 |
if (prefs_enable_antibot() && cs->frequently_create_count > 5 && d2cs_conn_verify_checknum(c, *gamedesc)) {
|
| 366 |
eventlog(eventlog_level_info,__FUNCTION__,"checksum %c from packet not match checksum from connection",*gamedesc);
|
| 367 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_FAILED;
|
| 368 |
} else {
|
| 369 |
if (strlen(gamedesc)!=0 && !d2cs_conn_verify_checknum(c, *gamedesc))
|
| 370 |
cs->frequently_create_count = 0;
|
| 371 |
|
| 372 |
if (time(NULL) - cs->last_create_time > 90)
|
| 373 |
{
|
| 374 |
cs->frequently_create_count--;
|
| 375 |
if (cs->frequently_create_count<0)
|
| 376 |
cs->frequently_create_count=0;
|
| 377 |
}
|
| 378 |
cs->last_create_time = time(NULL);
|
| 379 |
|
| 380 |
reply=D2CS_CLIENT_CREATEGAMEREPLY_SUCCEED;
|
| 381 |
game_set_d2gs(game,gs);
|
| 382 |
d2gs_add_gamenum(gs, 1);
|
| 383 |
game_set_gameflag_ladder(game,ladder);
|
| 384 |
game_set_gameflag_expansion(game,expansion);
|
| 385 |
game_set_created(game,0);
|
| 386 |
game_set_leveldiff(game,leveldiff);
|
| 387 |
game_set_charlevel(game,conn_get_charinfo_level(c));
|
| 388 |
game_set_maxchar(game,maxchar);
|
| 389 |
game_set_gameflag_difficulty(game,difficulty);
|
| 390 |
game_set_gameflag_hardcore(game,hardcore);
|
| 391 |
}
|
| 392 |
}
|
| 393 |
|
| 394 |
seqno=bn_short_get(packet->u.client_d2cs_creategamereq.seqno);
|
| 395 |
if (reply!=D2CS_CLIENT_CREATEGAMEREPLY_SUCCEED) {
|
| 396 |
t_packet * rpacket;
|
| 397 |
|
| 398 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 399 |
packet_set_size(rpacket,sizeof(t_d2cs_client_creategamereply));
|
| 400 |
packet_set_type(rpacket,D2CS_CLIENT_CREATEGAMEREPLY);
|
| 401 |
bn_short_set(&rpacket->u.d2cs_client_creategamereply.seqno,seqno);
|
| 402 |
bn_short_set(&rpacket->u.d2cs_client_creategamereply.u1,0);
|
| 403 |
bn_short_set(&rpacket->u.d2cs_client_creategamereply.gameid,0);
|
| 404 |
bn_int_set(&rpacket->u.d2cs_client_creategamereply.reply,reply);
|
| 405 |
conn_push_outqueue(c,rpacket);
|
| 406 |
packet_del_ref(rpacket);
|
| 407 |
}
|
| 408 |
} else {
|
| 409 |
t_packet * gspacket;
|
| 410 |
t_sq * sq;
|
| 411 |
struct in_addr addr;
|
| 412 |
|
| 413 |
if ((gspacket=packet_create(packet_class_d2gs))) {
|
| 414 |
if ((sq=sq_create(d2cs_conn_get_sessionnum(c),packet,d2cs_game_get_id(game)))) {
|
| 415 |
packet_set_size(gspacket,sizeof(t_d2cs_d2gs_creategamereq));
|
| 416 |
packet_set_type(gspacket,D2CS_D2GS_CREATEGAMEREQ);
|
| 417 |
bn_int_set(&gspacket->u.d2cs_d2gs_creategamereq.h.seqno,sq_get_seqno(sq));
|
| 418 |
bn_byte_set(&gspacket->u.d2cs_d2gs_creategamereq.difficulty,difficulty);
|
| 419 |
bn_byte_set(&gspacket->u.d2cs_d2gs_creategamereq.hardcore,hardcore);
|
| 420 |
bn_byte_set(&gspacket->u.d2cs_d2gs_creategamereq.expansion,expansion);
|
| 421 |
bn_byte_set(&gspacket->u.d2cs_d2gs_creategamereq.ladder,ladder);
|
| 422 |
packet_append_string(gspacket,gamename);
|
| 423 |
packet_append_string(gspacket,gamepass);
|
| 424 |
packet_append_string(gspacket,gamedesc);
|
| 425 |
packet_append_string(gspacket,d2cs_conn_get_account(c));
|
| 426 |
packet_append_string(gspacket,d2cs_conn_get_charname(c));
|
| 427 |
addr.s_addr = htonl(d2cs_conn_get_addr(c));
|
| 428 |
packet_append_string(gspacket,inet_ntoa(addr));
|
| 429 |
conn_push_outqueue(d2gs_get_connection(gs),gspacket);
|
| 430 |
}
|
| 431 |
packet_del_ref(gspacket);
|
| 432 |
eventlog(eventlog_level_info,__FUNCTION__,"request create game %s on gs %d",gamename,d2gs_get_id(gs));
|
| 433 |
}
|
| 434 |
}
|
| 435 |
return 0;
|
| 436 |
}
|
| 437 |
|
| 438 |
static int on_client_joingamereq(t_connection * c, t_packet * packet)
|
| 439 |
{
|
| 440 |
char const * gamename;
|
| 441 |
char const * gamepass;
|
| 442 |
char const * charname;
|
| 443 |
char const * account;
|
| 444 |
t_game * game;
|
| 445 |
t_d2gs * gs;
|
| 446 |
int reply;
|
| 447 |
unsigned int pos;
|
| 448 |
unsigned int seqno;
|
| 449 |
|
| 450 |
gs = NULL;
|
| 451 |
pos=sizeof(t_client_d2cs_joingamereq);
|
| 452 |
if (!(gamename=packet_get_str_const(packet,pos,MAX_GAMENAME_LEN))) {
|
| 453 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game name");
|
| 454 |
return -1;
|
| 455 |
}
|
| 456 |
pos+=strlen(gamename)+1;
|
| 457 |
if (!(gamepass=packet_get_str_const(packet,pos,MAX_GAMEPASS_LEN))) {
|
| 458 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game pass");
|
| 459 |
return -1;
|
| 460 |
}
|
| 461 |
if (!(charname=d2cs_conn_get_charname(c))) {
|
| 462 |
eventlog(eventlog_level_error,__FUNCTION__,"missing character name for connection");
|
| 463 |
return -1;
|
| 464 |
}
|
| 465 |
if (!(account=d2cs_conn_get_account(c))) {
|
| 466 |
eventlog(eventlog_level_error,__FUNCTION__,"missing account for connection");
|
| 467 |
return -1;
|
| 468 |
}
|
| 469 |
if (conn_check_multilogin(c,charname)<0) {
|
| 470 |
eventlog(eventlog_level_error,__FUNCTION__,"character %s is already logged in",charname);
|
| 471 |
return -1;
|
| 472 |
}
|
| 473 |
if (!(game=d2cs_gamelist_find_game(gamename))) {
|
| 474 |
eventlog(eventlog_level_info,__FUNCTION__,"game %s not found",gamename);
|
| 475 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST;
|
| 476 |
} else if (!(gs=game_get_d2gs(game))) {
|
| 477 |
eventlog(eventlog_level_error,__FUNCTION__,"missing game server for game %s",gamename);
|
| 478 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST;
|
| 479 |
} else {
|
| 480 |
reply=d2cs_try_joingame(c,game,gamepass);
|
| 481 |
}
|
| 482 |
|
| 483 |
seqno=bn_short_get(packet->u.client_d2cs_joingamereq.seqno);
|
| 484 |
if (reply!=D2CS_CLIENT_JOINGAMEREPLY_SUCCEED) {
|
| 485 |
t_packet * rpacket;
|
| 486 |
|
| 487 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 488 |
packet_set_size(rpacket,sizeof(t_d2cs_client_joingamereply));
|
| 489 |
packet_set_type(rpacket,D2CS_CLIENT_JOINGAMEREPLY);
|
| 490 |
bn_short_set(&rpacket->u.d2cs_client_joingamereply.seqno,seqno);
|
| 491 |
bn_short_set(&rpacket->u.d2cs_client_joingamereply.u1,0);
|
| 492 |
bn_short_set(&rpacket->u.d2cs_client_joingamereply.gameid,0);
|
| 493 |
bn_int_set(&rpacket->u.d2cs_client_joingamereply.addr,0);
|
| 494 |
bn_int_set(&rpacket->u.d2cs_client_joingamereply.token,0);
|
| 495 |
bn_int_set(&rpacket->u.d2cs_client_joingamereply.reply,reply);
|
| 496 |
conn_push_outqueue(c,rpacket);
|
| 497 |
packet_del_ref(rpacket);
|
| 498 |
}
|
| 499 |
} else {
|
| 500 |
t_packet * gspacket;
|
| 501 |
t_sq * sq;
|
| 502 |
struct in_addr addr;
|
| 503 |
|
| 504 |
if ((gspacket=packet_create(packet_class_d2gs))) {
|
| 505 |
if ((sq=sq_create(d2cs_conn_get_sessionnum(c),packet,d2cs_game_get_id(game)))) {
|
| 506 |
packet_set_size(gspacket,sizeof(t_d2cs_d2gs_joingamereq));
|
| 507 |
packet_set_type(gspacket,D2CS_D2GS_JOINGAMEREQ);
|
| 508 |
bn_int_set(&gspacket->u.d2cs_d2gs_joingamereq.h.seqno,sq_get_seqno(sq));
|
| 509 |
bn_int_set(&gspacket->u.d2cs_d2gs_joingamereq.gameid,
|
| 510 |
game_get_d2gs_gameid(game));
|
| 511 |
sq_set_gametoken(sq,d2gs_make_token(gs));
|
| 512 |
bn_int_set(&gspacket->u.d2cs_d2gs_joingamereq.token,sq_get_gametoken(sq));
|
| 513 |
packet_append_string(gspacket,charname);
|
| 514 |
packet_append_string(gspacket,account);
|
| 515 |
addr.s_addr = htonl(d2cs_conn_get_addr(c));
|
| 516 |
packet_append_string(gspacket,inet_ntoa(addr));
|
| 517 |
conn_push_outqueue(d2gs_get_connection(gs),gspacket);
|
| 518 |
}
|
| 519 |
packet_del_ref(gspacket);
|
| 520 |
eventlog(eventlog_level_info,__FUNCTION__,"request join game %s for character %s on gs %d",gamename,
|
| 521 |
charname,d2gs_get_id(gs));
|
| 522 |
}
|
| 523 |
}
|
| 524 |
return 0;
|
| 525 |
}
|
| 526 |
|
| 527 |
static int on_client_gamelistreq(t_connection * c, t_packet * packet)
|
| 528 |
{
|
| 529 |
t_packet * rpacket;
|
| 530 |
t_game * game;
|
| 531 |
unsigned int count;
|
| 532 |
unsigned int seqno;
|
| 533 |
time_t now;
|
| 534 |
unsigned int maxlifetime;
|
| 535 |
t_elem const * start_elem;
|
| 536 |
t_elem const * elem;
|
| 537 |
|
| 538 |
seqno=bn_short_get(packet->u.client_d2cs_gamelistreq.seqno);
|
| 539 |
/* if (seqno%2) return 0; */
|
| 540 |
count=0;
|
| 541 |
now=time(NULL);
|
| 542 |
maxlifetime=prefs_get_game_maxlifetime();
|
| 543 |
|
| 544 |
elem=start_elem=gamelist_get_curr_elem();
|
| 545 |
if (!elem) elem=list_get_first_const(d2cs_gamelist());
|
| 546 |
else elem=elem_get_next_const(d2cs_gamelist(),elem);
|
| 547 |
|
| 548 |
for (; elem != start_elem; elem=elem_get_next_const(d2cs_gamelist(),elem)) {
|
| 549 |
if (!elem) {
|
| 550 |
elem=list_get_first_const(d2cs_gamelist());
|
| 551 |
if (elem == start_elem) break;
|
| 552 |
}
|
| 553 |
if (!(game=elem_get_data(elem))) {
|
| 554 |
eventlog(eventlog_level_error,__FUNCTION__,"got NULL game");
|
| 555 |
break;
|
| 556 |
}
|
| 557 |
if (maxlifetime && (now-game->create_time>maxlifetime)) continue;
|
| 558 |
if (!game_get_currchar(game)) continue;
|
| 559 |
if (!prefs_allow_gamelist_showall()) {
|
| 560 |
if (conn_get_charinfo_difficulty(c)!=game_get_gameflag_difficulty(game)) continue;
|
| 561 |
}
|
| 562 |
if (d2cs_try_joingame(c,game,"")!=D2CS_CLIENT_JOINGAMEREPLY_SUCCEED) continue;
|
| 563 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 564 |
packet_set_size(rpacket,sizeof(t_d2cs_client_gamelistreply));
|
| 565 |
packet_set_type(rpacket,D2CS_CLIENT_GAMELISTREPLY);
|
| 566 |
bn_short_set(&rpacket->u.d2cs_client_gamelistreply.seqno,seqno);
|
| 567 |
bn_int_set(&rpacket->u.d2cs_client_gamelistreply.token,d2cs_game_get_id(game));
|
| 568 |
bn_byte_set(&rpacket->u.d2cs_client_gamelistreply.currchar,game_get_currchar(game));
|
| 569 |
bn_int_set(&rpacket->u.d2cs_client_gamelistreply.gameflag,game_get_gameflag(game));
|
| 570 |
packet_append_string(rpacket,d2cs_game_get_name(game));
|
| 571 |
packet_append_string(rpacket,game_get_desc(game));
|
| 572 |
conn_push_outqueue(c,rpacket);
|
| 573 |
packet_del_ref(rpacket);
|
| 574 |
count++;
|
| 575 |
if (prefs_get_maxgamelist() && count>=prefs_get_maxgamelist()) break;
|
| 576 |
}
|
| 577 |
}
|
| 578 |
gamelist_set_curr_elem(elem);
|
| 579 |
if (count) {
|
| 580 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 581 |
packet_set_size(rpacket,sizeof(t_d2cs_client_gamelistreply));
|
| 582 |
packet_set_type(rpacket,D2CS_CLIENT_GAMELISTREPLY);
|
| 583 |
bn_short_set(&rpacket->u.d2cs_client_gamelistreply.seqno,seqno);
|
| 584 |
bn_int_set(&rpacket->u.d2cs_client_gamelistreply.token,0);
|
| 585 |
bn_byte_set(&rpacket->u.d2cs_client_gamelistreply.currchar,0);
|
| 586 |
bn_int_set(&rpacket->u.d2cs_client_gamelistreply.gameflag,0);
|
| 587 |
packet_append_string(rpacket,"");
|
| 588 |
packet_append_string(rpacket,"");
|
| 589 |
packet_append_string(rpacket,"");
|
| 590 |
conn_push_outqueue(c,rpacket);
|
| 591 |
packet_del_ref(rpacket);
|
| 592 |
}
|
| 593 |
}
|
| 594 |
return 0;
|
| 595 |
}
|
| 596 |
|
| 597 |
static int on_client_gameinforeq(t_connection * c, t_packet * packet)
|
| 598 |
{
|
| 599 |
t_game_charinfo * info;
|
| 600 |
t_packet * rpacket;
|
| 601 |
char const * gamename;
|
| 602 |
t_game * game;
|
| 603 |
unsigned int seqno, n;
|
| 604 |
|
| 605 |
if (!(gamename=packet_get_str_const(packet,sizeof(t_client_d2cs_gameinforeq),MAX_GAMENAME_LEN))) {
|
| 606 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad game name");
|
| 607 |
return -1;
|
| 608 |
}
|
| 609 |
if (!(game=d2cs_gamelist_find_game(gamename))) {
|
| 610 |
eventlog(eventlog_level_error,__FUNCTION__,"game %s not found",gamename);
|
| 611 |
return 0;
|
| 612 |
}
|
| 613 |
seqno=bn_short_get(packet->u.client_d2cs_gameinforeq.seqno);
|
| 614 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 615 |
packet_set_size(rpacket,sizeof(t_d2cs_client_gameinforeply));
|
| 616 |
packet_set_type(rpacket,D2CS_CLIENT_GAMEINFOREPLY);
|
| 617 |
bn_short_set(&rpacket->u.d2cs_client_gameinforeply.seqno,seqno);
|
| 618 |
bn_int_set(&rpacket->u.d2cs_client_gameinforeply.gameflag,game_get_gameflag(game));
|
| 619 |
bn_int_set(&rpacket->u.d2cs_client_gameinforeply.etime,time(NULL)-d2cs_game_get_create_time(game));
|
| 620 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.charlevel,game_get_charlevel(game));
|
| 621 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.leveldiff,game_get_leveldiff(game));
|
| 622 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.maxchar,game_get_maxchar(game));
|
| 623 |
packet_append_string(rpacket, game_get_desc(game) ? game_get_desc(game) : NULL);
|
| 624 |
|
| 625 |
n=0;
|
| 626 |
BEGIN_LIST_TRAVERSE_DATA_CONST(game_get_charlist(game),info)
|
| 627 |
{
|
| 628 |
if (!info->charname) {
|
| 629 |
eventlog(eventlog_level_error,__FUNCTION__,"got NULL charname in game %s char list",gamename);
|
| 630 |
continue;
|
| 631 |
}
|
| 632 |
packet_append_string(rpacket,info->charname);
|
| 633 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.class[n],info->class);
|
| 634 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.level[n],info->level);
|
| 635 |
n++;
|
| 636 |
}
|
| 637 |
END_LIST_TRAVERSE_DATA_CONST()
|
| 638 |
|
| 639 |
bn_byte_set(&rpacket->u.d2cs_client_gameinforeply.currchar,n);
|
| 640 |
if (n!=game_get_currchar(game)) {
|
| 641 |
eventlog(eventlog_level_error,__FUNCTION__,"game %s character list corrupted",gamename);
|
| 642 |
}
|
| 643 |
conn_push_outqueue(c,rpacket);
|
| 644 |
packet_del_ref(rpacket);
|
| 645 |
}
|
| 646 |
return 0;
|
| 647 |
}
|
| 648 |
|
| 649 |
static int on_client_charloginreq(t_connection * c, t_packet * packet)
|
| 650 |
{
|
| 651 |
t_packet * bnpacket;
|
| 652 |
char const * charname;
|
| 653 |
char const * account;
|
| 654 |
t_sq * sq;
|
| 655 |
t_d2charinfo_file data;
|
| 656 |
unsigned int expire_time;
|
| 657 |
char checknum;
|
| 658 |
|
| 659 |
if (!(charname=packet_get_str_const(packet,sizeof(t_client_d2cs_charloginreq),MAX_CHARNAME_LEN))) {
|
| 660 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad character name");
|
| 661 |
return -1;
|
| 662 |
}
|
| 663 |
if (!(account=d2cs_conn_get_account(c))) {
|
| 664 |
eventlog(eventlog_level_error,__FUNCTION__,"missing account for connection");
|
| 665 |
return -1;
|
| 666 |
}
|
| 667 |
if (d2charinfo_load(account,charname,&data)<0) {
|
| 668 |
eventlog(eventlog_level_error,__FUNCTION__,"error loading charinfo for character %s(*%s)",charname,account);
|
| 669 |
return -1;
|
| 670 |
} else if (!bnetd_conn()) {
|
| 671 |
eventlog(eventlog_level_error,__FUNCTION__,"no bnetd connection available,character login rejected");
|
| 672 |
return -1;
|
| 673 |
}
|
| 674 |
expire_time = prefs_get_char_expire_time();
|
| 675 |
if (expire_time && (time(NULL) > bn_int_get(data.header.last_time) + expire_time)) {
|
| 676 |
t_packet * rpacket;
|
| 677 |
|
| 678 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 679 |
packet_set_size(rpacket,sizeof(t_d2cs_client_charloginreply));
|
| 680 |
packet_set_type(rpacket,D2CS_CLIENT_CHARLOGINREPLY);
|
| 681 |
bn_int_set(&rpacket->u.d2cs_client_charloginreply.reply, D2CS_CLIENT_CHARLOGINREPLY_EXPIRED);
|
| 682 |
conn_push_outqueue(c,rpacket);
|
| 683 |
packet_del_ref(rpacket);
|
| 684 |
}
|
| 685 |
eventlog(eventlog_level_info,__FUNCTION__,"character %s(*%s) login rejected due to char expired",charname,account);
|
| 686 |
return 0;
|
| 687 |
}
|
| 688 |
|
| 689 |
conn_set_charinfo(c,&data.summary);
|
| 690 |
eventlog(eventlog_level_info,__FUNCTION__,"got character %s(*%s) login request",charname,account);
|
| 691 |
|
| 692 |
/* generate checknum, save it in t_connection, and send it to bnetd, by sowater */
|
| 693 |
do {
|
| 694 |
checknum=d2cs_random_char();
|
| 695 |
}while(d2cs_conn_get_checknum(c)==checknum);
|
| 696 |
d2cs_conn_set_checknum(c,checknum);
|
| 697 |
eventlog(eventlog_level_info,__FUNCTION__,"set checknum %c to connection",checknum);
|
| 698 |
|
| 699 |
if ((bnpacket=packet_create(packet_class_d2cs_bnetd))) {
|
| 700 |
if ((sq=sq_create(d2cs_conn_get_sessionnum(c),packet,0))) {
|
| 701 |
packet_set_size(bnpacket,sizeof(t_d2cs_bnetd_charloginreq));
|
| 702 |
packet_set_type(bnpacket,D2CS_BNETD_CHARLOGINREQ);
|
| 703 |
bn_int_set(&bnpacket->u.d2cs_bnetd_charloginreq.h.seqno,sq_get_seqno(sq));
|
| 704 |
bn_int_set(&bnpacket->u.d2cs_bnetd_charloginreq.sessionnum,
|
| 705 |
conn_get_bnetd_sessionnum(c));
|
| 706 |
packet_append_string(bnpacket,charname);
|
| 707 |
packet_append_string(bnpacket,(char const *)&data.portrait);
|
| 708 |
|
| 709 |
/*sowater */
|
| 710 |
packet_append_data(bnpacket,&checknum,sizeof(checknum));
|
| 711 |
|
| 712 |
conn_push_outqueue(bnetd_conn(),bnpacket);
|
| 713 |
}
|
| 714 |
packet_del_ref(bnpacket);
|
| 715 |
}
|
| 716 |
return 0;
|
| 717 |
}
|
| 718 |
|
| 719 |
static int on_client_deletecharreq(t_connection * c, t_packet * packet)
|
| 720 |
{
|
| 721 |
t_packet * rpacket;
|
| 722 |
char const * charname;
|
| 723 |
char const * account;
|
| 724 |
unsigned int reply;
|
| 725 |
|
| 726 |
if (!(charname=packet_get_str_const(packet,sizeof(t_client_d2cs_deletecharreq),MAX_CHARNAME_LEN))) {
|
| 727 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad character name");
|
| 728 |
return -1;
|
| 729 |
}
|
| 730 |
if (conn_check_multilogin(c,charname)<0) {
|
| 731 |
eventlog(eventlog_level_error,__FUNCTION__,"character %s is already logged in",charname);
|
| 732 |
return -1;
|
| 733 |
}
|
| 734 |
d2cs_conn_set_charname(c,NULL);
|
| 735 |
account=d2cs_conn_get_account(c);
|
| 736 |
if (d2char_delete(account,charname)<0) {
|
| 737 |
eventlog(eventlog_level_error,__FUNCTION__,"failed to delete character %s(*%s)",charname,account);
|
| 738 |
reply = D2CS_CLIENT_DELETECHARREPLY_FAILED;
|
| 739 |
} else {
|
| 740 |
reply = D2CS_CLIENT_DELETECHARREPLY_SUCCEED;
|
| 741 |
}
|
| 742 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 743 |
packet_set_size(rpacket,sizeof(t_d2cs_client_deletecharreply));
|
| 744 |
packet_set_type(rpacket,D2CS_CLIENT_DELETECHARREPLY);
|
| 745 |
bn_short_set(&rpacket->u.d2cs_client_deletecharreply.u1,0);
|
| 746 |
bn_int_set(&rpacket->u.d2cs_client_deletecharreply.reply,reply);
|
| 747 |
conn_push_outqueue(c,rpacket);
|
| 748 |
packet_del_ref(rpacket);
|
| 749 |
}
|
| 750 |
return 0;
|
| 751 |
}
|
| 752 |
|
| 753 |
static int on_client_ladderreq(t_connection * c, t_packet * packet)
|
| 754 |
{
|
| 755 |
unsigned char type;
|
| 756 |
unsigned short start_pos;
|
| 757 |
|
| 758 |
type=bn_byte_get(packet->u.client_d2cs_ladderreq.type);
|
| 759 |
start_pos=bn_short_get(packet->u.client_d2cs_ladderreq.start_pos);
|
| 760 |
d2cs_send_client_ladder(c,type,start_pos);
|
| 761 |
return 0;
|
| 762 |
}
|
| 763 |
|
| 764 |
static int d2cs_send_client_ladder(t_connection * c, unsigned char type, unsigned short from)
|
| 765 |
{
|
| 766 |
t_packet * rpacket;
|
| 767 |
t_d2cs_client_ladderinfo const * ladderinfo;
|
| 768 |
unsigned int curr_len, cont_len, total_len;
|
| 769 |
t_d2cs_client_ladderheader ladderheader;
|
| 770 |
t_d2cs_client_ladderinfoheader infoheader;
|
| 771 |
unsigned int start_pos, count, count_per_packet, npacket;
|
| 772 |
unsigned int i, n, curr_pos;
|
| 773 |
|
| 774 |
start_pos=from;
|
| 775 |
count=prefs_get_ladderlist_count();
|
| 776 |
if (d2ladder_get_ladder(&start_pos,&count,type,&ladderinfo)<0) {
|
| 777 |
eventlog(eventlog_level_error,__FUNCTION__,"error get ladder for type %d start_pos %d",type,from);
|
| 778 |
return 0;
|
| 779 |
}
|
| 780 |
|
| 781 |
count_per_packet=14;
|
| 782 |
npacket=count/count_per_packet;
|
| 783 |
if (count % count_per_packet) npacket++;
|
| 784 |
|
| 785 |
curr_len=0;
|
| 786 |
cont_len=0;
|
| 787 |
total_len = count * sizeof(*ladderinfo) + sizeof(ladderheader) + sizeof(infoheader) * npacket;
|
| 788 |
total_len -= 4;
|
| 789 |
bn_short_set(&ladderheader.start_pos,start_pos);
|
| 790 |
bn_short_set(&ladderheader.u1,0);
|
| 791 |
bn_int_set(&ladderheader.count1,count);
|
| 792 |
|
| 793 |
for (i=0; i< npacket; i++) {
|
| 794 |
curr_len=0;
|
| 795 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 796 |
packet_set_size(rpacket,sizeof(t_d2cs_client_ladderreply));
|
| 797 |
packet_set_type(rpacket,D2CS_CLIENT_LADDERREPLY);
|
| 798 |
bn_byte_set(&rpacket->u.d2cs_client_ladderreply.type, type);
|
| 799 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.total_len, total_len);
|
| 800 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.cont_len,cont_len);
|
| 801 |
if (i==0) {
|
| 802 |
bn_int_set(&infoheader.count2,count);
|
| 803 |
packet_append_data(rpacket,&ladderheader,sizeof(ladderheader));
|
| 804 |
curr_len += sizeof(ladderheader);
|
| 805 |
} else {
|
| 806 |
bn_int_set(&infoheader.count2,0);
|
| 807 |
}
|
| 808 |
packet_append_data(rpacket,&infoheader,sizeof(infoheader));
|
| 809 |
curr_len += sizeof(infoheader);
|
| 810 |
for (n=0; n< count_per_packet; n++) {
|
| 811 |
curr_pos = n + i * count_per_packet;
|
| 812 |
if (curr_pos >= count) break;
|
| 813 |
packet_append_data(rpacket, ladderinfo+curr_pos, sizeof(*ladderinfo));
|
| 814 |
curr_len += sizeof(*ladderinfo);
|
| 815 |
}
|
| 816 |
if (i==0) {
|
| 817 |
packet_set_size(rpacket, packet_get_size(rpacket)-4);
|
| 818 |
curr_len -= 4;
|
| 819 |
}
|
| 820 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.curr_len,curr_len);
|
| 821 |
conn_push_outqueue(c,rpacket);
|
| 822 |
packet_del_ref(rpacket);
|
| 823 |
}
|
| 824 |
cont_len += curr_len;
|
| 825 |
}
|
| 826 |
return 0;
|
| 827 |
}
|
| 828 |
|
| 829 |
static int on_client_motdreq(t_connection * c, t_packet * packet)
|
| 830 |
{
|
| 831 |
t_packet * rpacket;
|
| 832 |
|
| 833 |
if (!packet)
|
| 834 |
return -1;
|
| 835 |
|
| 836 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 837 |
packet_set_size(rpacket,sizeof(t_d2cs_client_motdreply));
|
| 838 |
packet_set_type(rpacket,D2CS_CLIENT_MOTDREPLY);
|
| 839 |
bn_byte_set(&rpacket->u.d2cs_client_motdreply.u1,0);
|
| 840 |
packet_append_string(rpacket,prefs_get_motd());
|
| 841 |
conn_push_outqueue(c,rpacket);
|
| 842 |
packet_del_ref(rpacket);
|
| 843 |
}
|
| 844 |
return 0;
|
| 845 |
}
|
| 846 |
|
| 847 |
static int on_client_cancelcreategame(t_connection * c, t_packet * packet)
|
| 848 |
{
|
| 849 |
t_gq * gq;
|
| 850 |
t_elem * elem;
|
| 851 |
|
| 852 |
if (!packet)
|
| 853 |
return -1;
|
| 854 |
|
| 855 |
if (!(gq=conn_get_gamequeue(c))) {
|
| 856 |
return 0;
|
| 857 |
}
|
| 858 |
conn_set_gamequeue(c,NULL);
|
| 859 |
gq_destroy(gq,&elem);
|
| 860 |
return 0;
|
| 861 |
}
|
| 862 |
|
| 863 |
static int on_client_charladderreq(t_connection * c, t_packet * packet)
|
| 864 |
{
|
| 865 |
t_packet * rpacket;
|
| 866 |
char const * charname;
|
| 867 |
unsigned int expansion, hardcore, type;
|
| 868 |
int pos;
|
| 869 |
|
| 870 |
if (!(charname=packet_get_str_const(packet,sizeof(t_client_d2cs_charladderreq),MAX_CHARNAME_LEN))) {
|
| 871 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad character name");
|
| 872 |
return -1;
|
| 873 |
}
|
| 874 |
expansion=bn_int_get(packet->u.client_d2cs_charladderreq.expansion);
|
| 875 |
hardcore=bn_int_get(packet->u.client_d2cs_charladderreq.hardcore);
|
| 876 |
type=0; /* avoid warning */
|
| 877 |
if (hardcore && expansion) {
|
| 878 |
type=D2LADDER_EXP_HC_OVERALL;
|
| 879 |
} else if (!hardcore && expansion) {
|
| 880 |
type=D2LADDER_EXP_STD_OVERALL;
|
| 881 |
} else if (hardcore && !expansion) {
|
| 882 |
type=D2LADDER_HC_OVERALL;
|
| 883 |
} else if (!hardcore && !expansion) {
|
| 884 |
type=D2LADDER_STD_OVERALL;
|
| 885 |
}
|
| 886 |
if ((pos=d2ladder_find_character_pos(type,charname))<0) {
|
| 887 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 888 |
packet_set_size(rpacket,sizeof(t_d2cs_client_ladderreply));
|
| 889 |
packet_set_type(rpacket,D2CS_CLIENT_LADDERREPLY);
|
| 890 |
bn_byte_set(&rpacket->u.d2cs_client_ladderreply.type, type);
|
| 891 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.total_len,0);
|
| 892 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.curr_len,0);
|
| 893 |
bn_short_set(&rpacket->u.d2cs_client_ladderreply.cont_len,0);
|
| 894 |
conn_push_outqueue(c,rpacket);
|
| 895 |
packet_del_ref(rpacket);
|
| 896 |
}
|
| 897 |
return 0;
|
| 898 |
}
|
| 899 |
pos -= prefs_get_ladderlist_count()/2;
|
| 900 |
if (pos < 0) pos=0;
|
| 901 |
d2cs_send_client_ladder(c,type,pos);
|
| 902 |
return 0;
|
| 903 |
}
|
| 904 |
|
| 905 |
static int on_client_charlistreq(t_connection * c, t_packet * packet)
|
| 906 |
{
|
| 907 |
t_packet * rpacket;
|
| 908 |
t_pdir * dir;
|
| 909 |
char const * account;
|
| 910 |
char const * charname;
|
| 911 |
char * path;
|
| 912 |
t_d2charinfo_file * charinfo;
|
| 913 |
unsigned int n, maxchar;
|
| 914 |
t_elist charlist_head;
|
| 915 |
char const * charlist_sort_order;
|
| 916 |
|
| 917 |
if (!packet)
|
| 918 |
return -1;
|
| 919 |
|
| 920 |
if (!(account=d2cs_conn_get_account(c))) {
|
| 921 |
eventlog(eventlog_level_error,__FUNCTION__,"missing account for connection");
|
| 922 |
return -1;
|
| 923 |
}
|
| 924 |
path=xmalloc(strlen(prefs_get_charinfo_dir())+1+strlen(account)+1);
|
| 925 |
charlist_sort_order = prefs_get_charlist_sort_order();
|
| 926 |
|
| 927 |
elist_init(&charlist_head);
|
| 928 |
|
| 929 |
d2char_get_infodir_name(path,account);
|
| 930 |
maxchar=prefs_get_maxchar();
|
| 931 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 932 |
packet_set_size(rpacket,sizeof(t_d2cs_client_charlistreply));
|
| 933 |
packet_set_type(rpacket,D2CS_CLIENT_CHARLISTREPLY);
|
| 934 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.u1,0);
|
| 935 |
n=0;
|
| 936 |
if (!(dir=p_opendir(path))) {
|
| 937 |
eventlog(eventlog_level_info,__FUNCTION__,"(*%s) charinfo directory do not exist, building it",account);
|
| 938 |
p_mkdir(path,S_IRWXU);
|
| 939 |
} else {
|
| 940 |
while ((charname=p_readdir(dir))) {
|
| 941 |
if (charname[0]=='.') continue;
|
| 942 |
charinfo = xmalloc(sizeof(t_d2charinfo_file));
|
| 943 |
if (d2charinfo_load(account,charname,charinfo)<0) {
|
| 944 |
eventlog(eventlog_level_error,__FUNCTION__,"error loading charinfo for %s(*%s)",charname,account);
|
| 945 |
xfree((void *)charinfo);
|
| 946 |
continue;
|
| 947 |
}
|
| 948 |
eventlog(eventlog_level_debug,__FUNCTION__,"adding char %s (*%s)", charname, account);
|
| 949 |
d2charlist_add_char(&charlist_head,charinfo,0);
|
| 950 |
n++;
|
| 951 |
if (n>=maxchar) break;
|
| 952 |
}
|
| 953 |
if (prefs_allow_newchar() && (n<maxchar)) {
|
| 954 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.maxchar,maxchar);
|
| 955 |
} else {
|
| 956 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.maxchar,0);
|
| 957 |
}
|
| 958 |
p_closedir(dir);
|
| 959 |
if (!strcmp(charlist_sort_order, "ASC"))
|
| 960 |
{
|
| 961 |
t_elist * curr, * safe;
|
| 962 |
t_d2charlist * ccharlist;
|
| 963 |
|
| 964 |
elist_for_each_safe(curr,&charlist_head,safe)
|
| 965 |
{
|
| 966 |
ccharlist = elist_entry(curr,t_d2charlist,list);
|
| 967 |
packet_append_string(rpacket,ccharlist->charinfo->header.charname);
|
| 968 |
packet_append_string(rpacket,(char *)&ccharlist->charinfo->portrait);
|
| 969 |
xfree((void *)ccharlist->charinfo);
|
| 970 |
xfree((void *)ccharlist);
|
| 971 |
}
|
| 972 |
}
|
| 973 |
else
|
| 974 |
{
|
| 975 |
t_elist * curr, * safe;
|
| 976 |
t_d2charlist * ccharlist;
|
| 977 |
|
| 978 |
elist_for_each_safe_rev(curr,&charlist_head,safe)
|
| 979 |
{
|
| 980 |
ccharlist = elist_entry(curr,t_d2charlist,list);
|
| 981 |
packet_append_string(rpacket,ccharlist->charinfo->header.charname);
|
| 982 |
packet_append_string(rpacket,(char *)&ccharlist->charinfo->portrait);
|
| 983 |
xfree((void *)ccharlist->charinfo);
|
| 984 |
xfree((void *)ccharlist);
|
| 985 |
|
| 986 |
}
|
| 987 |
}
|
| 988 |
}
|
| 989 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.currchar,n);
|
| 990 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.currchar2,n);
|
| 991 |
conn_push_outqueue(c,rpacket);
|
| 992 |
packet_del_ref(rpacket);
|
| 993 |
}
|
| 994 |
xfree(path);
|
| 995 |
return 0;
|
| 996 |
}
|
| 997 |
|
| 998 |
static int on_client_charlistreq_110(t_connection * c, t_packet * packet)
|
| 999 |
{
|
| 1000 |
t_packet * rpacket;
|
| 1001 |
t_pdir * dir;
|
| 1002 |
char const * account;
|
| 1003 |
char const * charname;
|
| 1004 |
char * path;
|
| 1005 |
|
| 1006 |
t_d2charinfo_file * charinfo;
|
| 1007 |
unsigned int n, maxchar;
|
| 1008 |
t_elist charlist_head;
|
| 1009 |
|
| 1010 |
unsigned int exp_time;
|
| 1011 |
unsigned int curr_exp_time;
|
| 1012 |
char const * charlist_sort_order;
|
| 1013 |
|
| 1014 |
if (!packet)
|
| 1015 |
return -1;
|
| 1016 |
|
| 1017 |
if (!(account=d2cs_conn_get_account(c))) {
|
| 1018 |
eventlog(eventlog_level_error,__FUNCTION__,"missing account for connection");
|
| 1019 |
return -1;
|
| 1020 |
}
|
| 1021 |
path=xmalloc(strlen(prefs_get_charinfo_dir())+1+strlen(account)+1);
|
| 1022 |
charlist_sort_order = prefs_get_charlist_sort_order();
|
| 1023 |
|
| 1024 |
elist_init(&charlist_head);
|
| 1025 |
|
| 1026 |
d2char_get_infodir_name(path,account);
|
| 1027 |
if (prefs_allow_newchar())
|
| 1028 |
maxchar=prefs_get_maxchar();
|
| 1029 |
else
|
| 1030 |
maxchar=0;
|
| 1031 |
|
| 1032 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 1033 |
packet_set_size(rpacket,sizeof(t_d2cs_client_charlistreply_110));
|
| 1034 |
packet_set_type(rpacket,D2CS_CLIENT_CHARLISTREPLY_110);
|
| 1035 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply_110.u1,0);
|
| 1036 |
n=0;
|
| 1037 |
if (!(dir=p_opendir(path))) {
|
| 1038 |
eventlog(eventlog_level_info,__FUNCTION__,"(*%s) charinfo directory do not exist, building it",account);
|
| 1039 |
p_mkdir(path,S_IRWXU);
|
| 1040 |
} else {
|
| 1041 |
exp_time = prefs_get_char_expire_time();
|
| 1042 |
while ((charname=p_readdir(dir))) {
|
| 1043 |
if (charname[0]=='.') continue;
|
| 1044 |
charinfo = xmalloc(sizeof(t_d2charinfo_file));
|
| 1045 |
if (d2charinfo_load(account,charname,charinfo)<0) {
|
| 1046 |
eventlog(eventlog_level_error,__FUNCTION__,"error loading charinfo for %s(*%s)",charname,account);
|
| 1047 |
xfree(charinfo);
|
| 1048 |
continue;
|
| 1049 |
}
|
| 1050 |
if (exp_time) {
|
| 1051 |
curr_exp_time = bn_int_get(charinfo->header.last_time)+exp_time;
|
| 1052 |
} else {
|
| 1053 |
curr_exp_time = 0x7FFFFFFF;
|
| 1054 |
}
|
| 1055 |
eventlog(eventlog_level_debug,__FUNCTION__,"adding char %s (*%s)", charname, account);
|
| 1056 |
d2charlist_add_char(&charlist_head,charinfo,curr_exp_time);
|
| 1057 |
n++;
|
| 1058 |
if (n>=maxchar) break;
|
| 1059 |
}
|
| 1060 |
if (n>=maxchar)
|
| 1061 |
maxchar = 0;
|
| 1062 |
|
| 1063 |
p_closedir(dir);
|
| 1064 |
if (!strcmp(charlist_sort_order, "ASC"))
|
| 1065 |
{
|
| 1066 |
t_elist * curr, *safe;
|
| 1067 |
t_d2charlist * ccharlist;
|
| 1068 |
|
| 1069 |
elist_for_each_safe(curr,&charlist_head,safe)
|
| 1070 |
{
|
| 1071 |
bn_int bn_exp_time;
|
| 1072 |
|
| 1073 |
ccharlist = elist_entry(curr,t_d2charlist,list);
|
| 1074 |
bn_int_set(&bn_exp_time,ccharlist->expiration_time);
|
| 1075 |
packet_append_data(rpacket,bn_exp_time,sizeof(bn_exp_time));
|
| 1076 |
packet_append_string(rpacket,ccharlist->charinfo->header.charname);
|
| 1077 |
packet_append_string(rpacket,(char *)&ccharlist->charinfo->portrait);
|
| 1078 |
xfree((void *)ccharlist->charinfo);
|
| 1079 |
xfree((void *)ccharlist);
|
| 1080 |
}
|
| 1081 |
}
|
| 1082 |
else
|
| 1083 |
{
|
| 1084 |
t_elist * curr, *safe;
|
| 1085 |
t_d2charlist * ccharlist;
|
| 1086 |
|
| 1087 |
elist_for_each_safe_rev(curr,&charlist_head,safe)
|
| 1088 |
{
|
| 1089 |
bn_int bn_exp_time;
|
| 1090 |
|
| 1091 |
ccharlist = elist_entry(curr,t_d2charlist,list);
|
| 1092 |
bn_int_set(&bn_exp_time,ccharlist->expiration_time);
|
| 1093 |
packet_append_data(rpacket,bn_exp_time,sizeof(bn_exp_time));
|
| 1094 |
packet_append_string(rpacket,ccharlist->charinfo->header.charname);
|
| 1095 |
packet_append_string(rpacket,(char *)&ccharlist->charinfo->portrait);
|
| 1096 |
xfree((void *)ccharlist->charinfo);
|
| 1097 |
xfree((void *)ccharlist);
|
| 1098 |
}
|
| 1099 |
}
|
| 1100 |
}
|
| 1101 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.currchar,n);
|
| 1102 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.currchar2,n);
|
| 1103 |
bn_short_set(&rpacket->u.d2cs_client_charlistreply.maxchar,maxchar);
|
| 1104 |
|
| 1105 |
conn_push_outqueue(c,rpacket);
|
| 1106 |
packet_del_ref(rpacket);
|
| 1107 |
}
|
| 1108 |
xfree(path);
|
| 1109 |
return 0;
|
| 1110 |
}
|
| 1111 |
|
| 1112 |
static int on_client_convertcharreq(t_connection * c, t_packet * packet)
|
| 1113 |
{
|
| 1114 |
t_packet * rpacket;
|
| 1115 |
char const * charname;
|
| 1116 |
char const * account;
|
| 1117 |
unsigned int reply;
|
| 1118 |
|
| 1119 |
if (!(charname=packet_get_str_const(packet,sizeof(t_client_d2cs_convertcharreq),MAX_CHARNAME_LEN))) {
|
| 1120 |
eventlog(eventlog_level_error,__FUNCTION__,"got bad character name");
|
| 1121 |
return -1;
|
| 1122 |
}
|
| 1123 |
if (conn_check_multilogin(c,charname)<0) {
|
| 1124 |
eventlog(eventlog_level_error,__FUNCTION__,"character %s is already logged in",charname);
|
| 1125 |
return -1;
|
| 1126 |
}
|
| 1127 |
account=d2cs_conn_get_account(c);
|
| 1128 |
if (d2char_convert(account,charname)<0) {
|
| 1129 |
eventlog(eventlog_level_error,__FUNCTION__,"failed to convert character %s(*%s)",charname,account);
|
| 1130 |
reply = D2CS_CLIENT_CONVERTCHARREPLY_FAILED;
|
| 1131 |
} else {
|
| 1132 |
reply = D2CS_CLIENT_CONVERTCHARREPLY_SUCCEED;
|
| 1133 |
}
|
| 1134 |
if ((rpacket=packet_create(packet_class_d2cs))) {
|
| 1135 |
packet_set_size(rpacket,sizeof(t_d2cs_client_convertcharreply));
|
| 1136 |
packet_set_type(rpacket,D2CS_CLIENT_CONVERTCHARREPLY);
|
| 1137 |
bn_int_set(&rpacket->u.d2cs_client_convertcharreply.reply,reply);
|
| 1138 |
conn_push_outqueue(c,rpacket);
|
| 1139 |
packet_del_ref(rpacket);
|
| 1140 |
}
|
| 1141 |
return 0;
|
| 1142 |
}
|
| 1143 |
|
| 1144 |
extern int d2cs_send_client_creategamewait(t_connection * c, unsigned int position)
|
| 1145 |
{
|
| 1146 |
t_packet * packet;
|
| 1147 |
|
| 1148 |
ASSERT(c,-1);
|
| 1149 |
if ((packet=packet_create(packet_class_d2cs))) {
|
| 1150 |
packet_set_size(packet,sizeof(t_d2cs_client_creategamewait));
|
| 1151 |
packet_set_type(packet,D2CS_CLIENT_CREATEGAMEWAIT);
|
| 1152 |
bn_int_set(&packet->u.d2cs_client_creategamewait.position,position);
|
| 1153 |
conn_push_outqueue(c,packet);
|
| 1154 |
packet_del_ref(packet);
|
| 1155 |
}
|
| 1156 |
return 0;
|
| 1157 |
}
|
| 1158 |
|
| 1159 |
extern int d2cs_handle_client_creategame(t_connection * c, t_packet * packet)
|
| 1160 |
{
|
| 1161 |
return on_client_creategamereq(c,packet);
|
| 1162 |
}
|
| 1163 |
|
| 1164 |
static unsigned int d2cs_try_joingame(t_connection const * c, t_game const * game, char const * gamepass)
|
| 1165 |
{
|
| 1166 |
unsigned int reply;
|
| 1167 |
|
| 1168 |
ASSERT(c,D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST);
|
| 1169 |
ASSERT(game,D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST);
|
| 1170 |
if (!game_get_created(game)) {
|
| 1171 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST;
|
| 1172 |
} else if (!game_get_d2gs(game)) {
|
| 1173 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NOT_EXIST;
|
| 1174 |
} else if (conn_get_charinfo_ladder(c) != game_get_gameflag_ladder(game)) {
|
| 1175 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NORMAL_LADDER;
|
| 1176 |
} else if (conn_get_charinfo_expansion(c) != game_get_gameflag_expansion(game)) {
|
| 1177 |
reply=D2CS_CLIENT_JOINGAMEREPLY_CLASSIC_EXPANSION;
|
| 1178 |
} else if (conn_get_charinfo_hardcore(c) != game_get_gameflag_hardcore(game)) {
|
| 1179 |
reply=D2CS_CLIENT_JOINGAMEREPLY_HARDCORE_SOFTCORE;
|
| 1180 |
} else if (conn_get_charinfo_difficulty(c) < game_get_gameflag_difficulty(game)) {
|
| 1181 |
reply=D2CS_CLIENT_JOINGAMEREPLY_NORMAL_NIGHTMARE;
|
| 1182 |
} else if (prefs_allow_gamelimit()) {
|
| 1183 |
if (game_get_maxchar(game) <= game_get_currchar(game)) {
|
| 1184 |
reply=D2CS_CLIENT_JOINGAMEREPLY_GAME_FULL;
|
| 1185 |
} else if (conn_get_charinfo_level(c) > game_get_maxlevel(game)) {
|
| 1186 |
reply=D2CS_CLIENT_JOINGAMEREPLY_LEVEL_LIMIT;
|
| 1187 |
} else if (conn_get_charinfo_level(c) < game_get_minlevel(game)) {
|
| 1188 |
reply=D2CS_CLIENT_JOINGAMEREPLY_LEVEL_LIMIT;
|
| 1189 |
} else if (strcmp(d2cs_game_get_pass(game),gamepass)) {
|
| 1190 |
reply=D2CS_CLIENT_JOINGAMEREPLY_BAD_PASS;
|
| 1191 |
} else {
|
| 1192 |
reply=D2CS_CLIENT_JOINGAMEREPLY_SUCCEED;
|
| 1193 |
}
|
| 1194 |
} else {
|
| 1195 |
if (game_get_currchar(game) >= MAX_CHAR_PER_GAME) {
|
| 1196 |
reply=D2CS_CLIENT_JOINGAMEREPLY_GAME_FULL;
|
| 1197 |
} else {
|
| 1198 |
reply=D2CS_CLIENT_JOINGAMEREPLY_SUCCEED;
|
| 1199 |
}
|
| 1200 |
}
|
| 1201 |
return reply;
|
| 1202 |
}
|
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