1 /*
2
3 File: file_mdb.c
4
5 Copyright (C) 2006-2007 Christophe GRENIER <grenier@cgsecurity.org>
6
7 This software is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License along
18 with this program; if not, write the Free Software Foundation, Inc., 51
19 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20
21 */
22
23 #ifdef HAVE_CONFIG_H
24 #include <config.h>
25 #endif
26 #ifdef HAVE_STRING_H
27 #include <string.h>
28 #endif
29 #include <stdio.h>
30 #include "types.h"
31 #include "filegen.h"
32
33 static void register_header_check_mdb(file_stat_t *file_stat);
34 static void register_header_check_accdb(file_stat_t *file_stat);
35
36 const file_hint_t file_hint_mdb= {
37 .extension="mdb",
38 .description="Access Data Base",
39 .max_filesize=PHOTOREC_MAX_FILE_SIZE,
40 .recover=1,
41 .enable_by_default=1,
42 .register_header_check=®ister_header_check_mdb
43 };
44
45 const file_hint_t file_hint_accdb= {
46 .extension="accdb",
47 .description="Access Data Base",
48 .max_filesize=PHOTOREC_MAX_FILE_SIZE,
49 .recover=1,
50 .enable_by_default=1,
51 .register_header_check=®ister_header_check_accdb
52 };
53
header_check_accdb(const unsigned char * buffer,const unsigned int buffer_size,const unsigned int safe_header_only,const file_recovery_t * file_recovery,file_recovery_t * file_recovery_new)54 static int header_check_accdb(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new)
55 {
56 reset_file_recovery(file_recovery_new);
57 file_recovery_new->extension=file_hint_accdb.extension;
58 return 1;
59 }
60
header_check_mdb(const unsigned char * buffer,const unsigned int buffer_size,const unsigned int safe_header_only,const file_recovery_t * file_recovery,file_recovery_t * file_recovery_new)61 static int header_check_mdb(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new)
62 {
63 reset_file_recovery(file_recovery_new);
64 file_recovery_new->extension=file_hint_mdb.extension;
65 return 1;
66 }
67
register_header_check_mdb(file_stat_t * file_stat)68 static void register_header_check_mdb(file_stat_t *file_stat)
69 {
70 static const unsigned char mdb_header[]= { 0x00, 0x01, 0x00, 0x00, 'S', 't', 'a', 'n', 'd','a','r','d',' ','J','e','t',' ', 'D','B', 0x00};
71 register_header_check(0, mdb_header,sizeof(mdb_header), &header_check_mdb, file_stat);
72 }
73
register_header_check_accdb(file_stat_t * file_stat)74 static void register_header_check_accdb(file_stat_t *file_stat)
75 {
76 static const unsigned char accdb_header[]= { 0x00, 0x01, 0x00, 0x00, 'S', 't', 'a', 'n', 'd','a','r','d',' ','A','C','E',' ', 'D','B', 0x00};
77 register_header_check(0, accdb_header,sizeof(accdb_header), &header_check_accdb, file_stat);
78 }
79