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PhotoRec: recover Football Manager .fm files

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This commit is contained in:
Christophe Grenier 2018-12-08 09:25:39 +01:00
parent d3e1bb0d2d
commit b73d5766ce
3 changed files with 72 additions and 0 deletions
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1
src/Makefile.am
View file

@ -139,6 +139,7 @@ file_C = filegen.c \
file_flac.c \
file_flp.c \
file_flv.c \
file_fm.c \
file_fob.c \
file_fos.c \
file_fp5.c \

69
src/file_fm.c Normal file
View file

@ -0,0 +1,69 @@
/*
File: file_fm.c
Copyright (C) 2018 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_fm(file_stat_t *file_stat);
const file_hint_t file_hint_fm= {
.extension="fm",
.description="Football Manager",
.max_filesize=PHOTOREC_MAX_FILE_SIZE,
.recover=1,
.enable_by_default=1,
.register_header_check=&register_header_check_fm
};
struct fm_header
{
char magic[9];
uint64_t size;
} __attribute__ ((gcc_struct, __packed__));
static int header_check_fm(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 fm_header *hdr=(const struct fm_header *)buffer;
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_fm.extension;
file_recovery_new->calculated_file_size=(uint64_t)le64(hdr->size) + 12833;
file_recovery_new->data_check=&data_check_size;
file_recovery_new->file_check=&file_check_size;
return 1;
}
static void register_header_check_fm(file_stat_t *file_stat)
{
static const unsigned char fm_header[9]= {
0x02, 0x01, 'f' , 'm' , 'f' , '.' , 0x07, 0x00,
0x00
};
register_header_check(0, fm_header, sizeof(fm_header), &header_check_fm, file_stat);
}

2
src/file_list.c
View file

@ -141,6 +141,7 @@ extern const file_hint_t file_hint_flac;
extern const file_hint_t file_hint_fasttxt;
extern const file_hint_t file_hint_flp;
extern const file_hint_t file_hint_flv;
extern const file_hint_t file_hint_fm;
extern const file_hint_t file_hint_fob;
extern const file_hint_t file_hint_fos;
extern const file_hint_t file_hint_fp5;
@ -474,6 +475,7 @@ file_enable_t list_file_enable[]=
{ .enable=0, .file_hint=&file_hint_flac },
{ .enable=0, .file_hint=&file_hint_flp },
{ .enable=0, .file_hint=&file_hint_flv },
{ .enable=0, .file_hint=&file_hint_fm },
{ .enable=0, .file_hint=&file_hint_fob },
{ .enable=0, .file_hint=&file_hint_fos },
{ .enable=0, .file_hint=&file_hint_fp5 },