73 lines
2.5 KiB
C
73 lines
2.5 KiB
C
/*
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File: file_xfi.c
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Copyright (C) 2011 Christophe GRENIER <grenier@cgsecurity.org>
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This software is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License along
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with this program; if not, write the Free Software Foundation, Inc., 51
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Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#if !defined(SINGLE_FORMAT) || defined(SINGLE_FORMAT_xfi)
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include <stdio.h>
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#include "types.h"
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#include "filegen.h"
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/*@ requires \valid(file_stat); */
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static void register_header_check_xfi(file_stat_t *file_stat);
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const file_hint_t file_hint_xfi = {
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.extension = "xfi",
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.description = "XFI Electronic Fuel Injection Systems",
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.max_filesize = PHOTOREC_MAX_FILE_SIZE,
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.recover = 1,
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.enable_by_default = 1,
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.register_header_check = ®ister_header_check_xfi
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};
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/*@
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@ requires buffer_size > 0;
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@ requires \valid_read(buffer+(0..buffer_size-1));
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@ requires valid_file_recovery(file_recovery);
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@ requires \valid(file_recovery_new);
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@ requires file_recovery_new->blocksize > 0;
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@ requires separation: \separated(&file_hint_xfi, buffer+(..), file_recovery, file_recovery_new);
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@ ensures \result!=0 ==> valid_file_recovery(file_recovery_new);
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@ assigns *file_recovery_new;
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@*/
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static int header_check_xfi(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)
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{
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reset_file_recovery(file_recovery_new);
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file_recovery_new->extension = file_hint_xfi.extension;
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return 1;
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}
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static void register_header_check_xfi(file_stat_t *file_stat)
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{
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static const unsigned char xfi_header[0x20] = {
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0x2c, ' ', 'F', 'u', 'e', 'l', ' ', 'A',
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'i', 'r', ' ', 'S', 'p', 'a', 'r', 'k',
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' ', 'T', 'e', 'c', 'h', 'n', 'o', 'l',
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'o', 'g', 'i', 'e', 's', ' ', ' ', ' '
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};
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register_header_check(0x10, xfi_header, sizeof(xfi_header), &header_check_xfi, file_stat);
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}
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#endif
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