1 /*
2 
3     File: file_cdt.c
4 
5     Copyright (C) 2010 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_cdt(file_stat_t *file_stat);
34 
35 const file_hint_t file_hint_cdt= {
36   .extension="cdt",
37   .description="cdl/cdt/cdd Concept Draw",
38   .max_filesize=PHOTOREC_MAX_FILE_SIZE,
39   .recover=1,
40   .enable_by_default=1,
41   .register_header_check=&register_header_check_cdt
42 };
43 
header_check_cdt(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)44 static int header_check_cdt(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)
45 {
46   reset_file_recovery(file_recovery_new);
47   if(buffer[0]==0xee)
48     file_recovery_new->extension="cdl";	/* ConceptDraw PRO Library File */
49   else if(buffer[0]==0xef)
50     file_recovery_new->extension="cdd";	/* ConceptDraw PRO Document */
51   else if(buffer[0]==0xf0)
52     file_recovery_new->extension="cdt";	/* ConceptDraw PRO Template */
53   else
54     file_recovery_new->extension=file_hint_cdt.extension;
55   return 1;
56 }
57 
register_header_check_cdt(file_stat_t * file_stat)58 static void register_header_check_cdt(file_stat_t *file_stat)
59 {
60   static const unsigned char cdt_header[7]=  {
61     'C' , 'O' , 'N' , 'C' , 'E' , 'P' , 'T'
62   };
63   register_header_check(12, cdt_header, sizeof(cdt_header), &header_check_cdt, file_stat);
64 }
65