1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
File: file_x3f.c
Copyright (C) 1998-2005,2007 Christophe GRENIER <grenier@cgsecurity.org>
This software is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include <stdio.h>
#include "types.h"
#include "filegen.h"
#include "common.h"
static void register_header_check_x3f(file_stat_t *file_stat);
static int header_check_x3f(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);
const file_hint_t file_hint_x3f= {
.extension="x3f",
.description="Sigma/Foveon X3 raw picture",
.max_filesize=PHOTOREC_MAX_FILE_SIZE,
.recover=1,
.enable_by_default=1,
.register_header_check=®ister_header_check_x3f
};
struct x3f_header
{
uint32_t id;
uint32_t version;
unsigned char uuid[16];
uint32_t mark;
uint32_t columns;
uint32_t rows;
uint32_t rotation;
/* version 2.1 and later have additional fields */
} __attribute__ ((gcc_struct, __packed__));
static int header_check_x3f(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)
{
const struct x3f_header *h=(const struct x3f_header *)buffer;
const unsigned int rotation=le32(h->rotation);
if(le32(h->rows)==0 || le32(h->columns)==0)
return 0;
if(rotation!=0 && rotation!=90 && rotation!=180 && rotation!=270)
return 0;
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_x3f.extension;
return 1;
}
static void register_header_check_x3f(file_stat_t *file_stat)
{
static const unsigned char x3f_header[4]= {'F','O','V','b'};
register_header_check(0, x3f_header,sizeof(x3f_header), &header_check_x3f, file_stat);
}
|
