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PhotoRec: recover GraphPrism 4 .pzf files

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This commit is contained in:
Christophe Grenier 2009-07-26 12:29:24 +02:00
parent ccef8e5341
commit 38539a2f59
3 changed files with 79 additions and 0 deletions
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1
src/Makefile.am
View file

@ -156,6 +156,7 @@ file_C = filegen.c \
file_pst.c \
file_ptb.c \
file_pyc.c \
file_pzf.c \
file_qbb.c \
file_qdf.c \
file_qxd.c \

2
src/file_list.c
View file

@ -159,6 +159,7 @@ extern const file_hint_t file_hint_psp;
extern const file_hint_t file_hint_pst;
extern const file_hint_t file_hint_ptb;
extern const file_hint_t file_hint_pyc;
extern const file_hint_t file_hint_pzf;
extern const file_hint_t file_hint_qbb;
extern const file_hint_t file_hint_qdf;
extern const file_hint_t file_hint_qxd;
@ -345,6 +346,7 @@ file_enable_t list_file_enable[]=
{ .enable=0, .file_hint=&file_hint_pst },
{ .enable=0, .file_hint=&file_hint_ptb },
{ .enable=0, .file_hint=&file_hint_pyc },
{ .enable=0, .file_hint=&file_hint_pzf },
{ .enable=0, .file_hint=&file_hint_qbb },
{ .enable=0, .file_hint=&file_hint_qdf },
{ .enable=0, .file_hint=&file_hint_qxd },

76
src/file_pzf.c Normal file
View file

@ -0,0 +1,76 @@
/*
File: file_pzf.c
Copyright (C) 2009 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"
static void register_header_check_pzf(file_stat_t *file_stat);
static int header_check_pzf(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);
static void file_check_pzf(file_recovery_t *file_recovery);
const file_hint_t file_hint_pzf= {
.extension="pzf",
.description="GraphPrism 4",
.min_header_distance=0,
.max_filesize=PHOTOREC_MAX_FILE_SIZE,
.recover=1,
.enable_by_default=1,
.register_header_check=&register_header_check_pzf
};
static const unsigned char pzf_header[8]= {
'P' , 'C' , 'F' , 'F' , 'G' , 'R' , 'A' , '4'
};
static void register_header_check_pzf(file_stat_t *file_stat)
{
register_header_check(0, pzf_header, sizeof(pzf_header), &header_check_pzf, file_stat);
}
static int header_check_pzf(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)
{
if(memcmp(buffer, pzf_header, sizeof(pzf_header))==0)
{
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_pzf.extension;
file_recovery_new->file_check=&file_check_pzf;
return 1;
}
return 0;
}
static void file_check_pzf(file_recovery_t *file_recovery)
{
const unsigned char pzf_footer[17]= {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x01,
0x40
};
file_search_footer(file_recovery, pzf_footer, sizeof(pzf_footer), 0);
}