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sysadm |
1.1 |
/*
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* Copyright (C) 1999,2000 Ross Combs (rocombs@cs.nmsu.edu)
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* Copyright (C) 1999,2000 Rob Crittenden (rcrit@greyoak.com)
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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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#ifdef HAVE_STDDEF_H
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# include <stddef.h>
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#else
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# ifndef NULL
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# define NULL ((void *)0)
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# endif
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#endif
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#include <compat/socket.h>
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#include "common/packet.h"
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#include "common/file_protocol.h"
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#include "common/eventlog.h"
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#include "connection.h"
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#include "common/queue.h"
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#include "file.h"
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#include "common/bn_type.h"
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#include "common/field_sizes.h"
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#include "handle_file.h"
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/* ADDED BY UNDYING SOULZZ 4/3/02 */
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.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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#include "compat/psock.h"
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#include "common/setup_after.h"
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extern int handle_file_packet(t_connection * c, t_packet const * const packet)
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{
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if (!c)
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{
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] got NULL connection",conn_get_socket(c));
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return -1;
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}
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if (!packet)
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{
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] got NULL packet",conn_get_socket(c));
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return -1;
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}
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/* REMOVED BY UNDYING SOULZZ 4/3/02 */
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/*
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if (packet_get_class(packet)!=packet_class_file)
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{
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] got bad packet (class %d)",conn_get_socket(c),(int)packet_get_class(packet));
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return -1;
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}
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*/
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switch (conn_get_state(c))
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{
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case conn_state_connected:
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switch (packet_get_type(packet))
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{
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case CLIENT_FILE_REQ:
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{
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char const * rawname;
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if (!(rawname = packet_get_str_const(packet,sizeof(t_client_file_req),MAX_FILENAME_STR)))
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{
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] got bad FILE_REQ (missing or too long filename)",conn_get_socket(c));
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return -1;
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}
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file_send(c,rawname,
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bn_int_get(packet->u.client_file_req.adid),
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bn_int_get(packet->u.client_file_req.extensiontag),
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bn_int_get(packet->u.client_file_req.startoffset),
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1);
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}
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break;
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case CLIENT_FILE_REQ2:
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{
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t_packet * rpacket = NULL;
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if((rpacket = packet_create(packet_class_raw))) {
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packet_set_size(rpacket,sizeof(t_server_file_unknown1));
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bn_int_set( &rpacket->u.server_file_unknown1.unknown, 0xdeadbeef );
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conn_push_outqueue(c, rpacket );
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packet_del_ref( rpacket );
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}
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conn_set_state(c, conn_state_pending_raw);
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break;
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}
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default:
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] unknown file packet type 0x%04x, len %u",conn_get_socket(c),packet_get_type(packet),packet_get_size(packet));
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break;
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}
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break;
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case conn_state_pending_raw:
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switch (packet_get_type(packet))
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{
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case CLIENT_FILE_REQ3:
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{
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char rawname[MAX_FILENAME_STR];
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psock_recv( conn_get_socket(c), rawname, MAX_FILENAME_STR, 0 );
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file_send(c, rawname, 0, 0, 0, 1);
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}
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break;
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default:
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eventlog(eventlog_level_error, __FUNCTION__, "[%d] unknown file packet type 0x%04x, len %u",conn_get_socket(c),packet_get_type(packet),packet_get_size(packet));
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break;
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}
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break;
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default:
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eventlog(eventlog_level_error,__FUNCTION__,"[%d] unknown file connection state %d",conn_get_socket(c),(int)conn_get_state(c));
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}
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return 0;
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}
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