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PhotoRec: add VectorWorks .mcd support

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file_doc.c: fix unchecked return value of fread
file_mcd.c: fix invalid initialization
This commit is contained in:
Christophe Grenier 2008-02-20 07:59:36 +01:00
parent 206df0d5b4
commit 4d4743073f
5 changed files with 79 additions and 5 deletions
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2
src/Makefile.am
View file

@ -19,7 +19,7 @@ fs_H = analyse.h bfs.h bsd.h cramfs.h fat.h fatx.h ext2.h jfs_superblock.h jfs
testdisk_SOURCES = testdisk.c $(base_C) $(base_H) $(fs_C) $(fs_H) testdisk.h adv.c adv.h dir.c dir.h dirpart.c dirpart.h edit.c edit.h ext2_dir.c ext2_dir.h ext2_inc.h fat_adv.c fat_dir.c fat_dir.h geometry.c godmode.c godmode.h intrface.c intrface.h ntfs_adv.c ntfs_dir.c ntfs_dir.h ntfs_fix.c ntfs_inc.h rfs_dir.c rfs_dir.h $(ICON_TESTDISK) next.c next.h dimage.c dimage.h
#ntfs_udl.c ntfs_udl.h
photorec_SOURCES = photorec.c photorec.h phrecn.c phrecn.h dir.c dir.h ext2p.c ext2p.h ext2_dir.c ext2_dir.h ext2_inc.h fat_dir.c fat_dir.h fatp.c fatp.h filegen.c filegen.h file_7z.c file_a.c file_ab.c file_ace.c file_aif.c file_all.c file_asf.c file_au.c file_bkf.c file_bld.c file_bmp.c file_bz2.c file_cab.c file_cam.c file_cm.c file_crw.c file_ctg.c file_cwk.c file_dat.c file_dbf.c file_dim.c file_dir.c file_djv.c file_doc.c file_dpx.c file_dsc.c file_dss.c file_dta.c file_dv.c file_dwg.c file_elf.c file_emf.c file_evt.c file_exe.c pe.h file_ext.c file_fcp.c file_fh10.c file_fh5.c file_flac.c file_flv.c file_fs.c file_gif.c file_gz.c file_imb.c file_indd.c file_dump.c file_itu.c file_jpg.c file_jpg.h file_kdb.c file_lnk.c file_max.c file_mb.c file_mdb.c file_mdf.c file_mid.c file_mkv.c file_mov.c file_mp3.c file_mpg.c file_mrw.c file_mus.c file_mysql.c file_njx.c file_ogg.c file_one.c file_orf.c file_pap.c file_pct.c file_pcx.c file_pdf.c file_png.c file_prc.c file_ps.c file_psd.c file_pst.c file_ptb.c file_qbb.c file_qdf.c file_qxd.c file_ra.c file_raf.c file_rar.c file_raw.c file_rdc.c file_reg.c file_res.c file_riff.c file_rm.c file_rns.c file_rpm.c file_sit.c file_skp.c file_spe.c file_spss.c file_stu.c file_swf.c file_tar.c file_tar.h file_tib.c file_tiff.c file_txt.c file_vmdk.c file_wpd.c file_wmf.c file_x3f.c file_xcf.c file_xm.c file_xsv.c file_zip.c memmem.h geometry.c list.c list.h ole.h ntfs_dir.c ntfs_dir.h ntfsp.c ntfsp.h ntfs_inc.h sessionp.c sessionp.h $(base_C) $(base_H) $(fs_C) $(fs_H) $(ICON_PHOTOREC)
photorec_SOURCES = photorec.c photorec.h phrecn.c phrecn.h dir.c dir.h ext2p.c ext2p.h ext2_dir.c ext2_dir.h ext2_inc.h fat_dir.c fat_dir.h fatp.c fatp.h filegen.c filegen.h file_7z.c file_a.c file_ab.c file_ace.c file_aif.c file_all.c file_asf.c file_au.c file_bkf.c file_bld.c file_bmp.c file_bz2.c file_cab.c file_cam.c file_cm.c file_crw.c file_ctg.c file_cwk.c file_dat.c file_dbf.c file_dim.c file_dir.c file_djv.c file_doc.c file_dpx.c file_dsc.c file_dss.c file_dta.c file_dv.c file_dwg.c file_elf.c file_emf.c file_evt.c file_exe.c pe.h file_ext.c file_fcp.c file_fh10.c file_fh5.c file_flac.c file_flv.c file_fs.c file_gif.c file_gz.c file_imb.c file_indd.c file_dump.c file_itu.c file_jpg.c file_jpg.h file_kdb.c file_lnk.c file_max.c file_mb.c file_mcd.c file_mdb.c file_mdf.c file_mid.c file_mkv.c file_mov.c file_mp3.c file_mpg.c file_mrw.c file_mus.c file_mysql.c file_njx.c file_ogg.c file_one.c file_orf.c file_pap.c file_pct.c file_pcx.c file_pdf.c file_png.c file_prc.c file_ps.c file_psd.c file_pst.c file_ptb.c file_qbb.c file_qdf.c file_qxd.c file_ra.c file_raf.c file_rar.c file_raw.c file_rdc.c file_reg.c file_res.c file_riff.c file_rm.c file_rns.c file_rpm.c file_sit.c file_skp.c file_spe.c file_spss.c file_stu.c file_swf.c file_tar.c file_tar.h file_tib.c file_tiff.c file_txt.c file_vmdk.c file_wpd.c file_wmf.c file_x3f.c file_xcf.c file_xm.c file_xsv.c file_zip.c memmem.h geometry.c list.c list.h ole.h ntfs_dir.c ntfs_dir.h ntfsp.c ntfsp.h ntfs_inc.h sessionp.c sessionp.h $(base_C) $(base_H) $(fs_C) $(fs_H) $(ICON_PHOTOREC)
#diskcp_SOURCES = diskcp.c types.h

16
src/file_doc.c
View file

@ -179,7 +179,8 @@ static uint64_t test_OLE(FILE *IN)
if(!IN)
return 0;
fseek(IN,0,SEEK_SET);
fread(&buffer_header,sizeof(buffer_header),1,IN); /*reads first sector including OLE header */
if(fread(&buffer_header,sizeof(buffer_header),1,IN)<0) /*reads first sector including OLE header */
return 0;
/*
log_trace("num_FAT_blocks %u\n",le32(header->num_FAT_blocks));
log_trace("num_extra_FAT_blocks %u\n",le32(header->num_extra_FAT_blocks));
@ -204,7 +205,11 @@ static uint64_t test_OLE(FILE *IN)
free(dif);
return 0;
}
fread(dif_pos, (i<le32(header->num_extra_FAT_blocks)?128:(le32(header->num_FAT_blocks)-109)%127),4,IN);
if(fread(dif_pos, (i<le32(header->num_extra_FAT_blocks)?128:(le32(header->num_FAT_blocks)-109)%127),4,IN)<0)
{
free(dif);
return 0;
}
dif_pos+=(((1<<le16(header->uSectorShift))/4)-1);
block=le32(dif[109+i*(((1<<le16(header->uSectorShift))/4)-1)+127]);
}
@ -220,7 +225,12 @@ static uint64_t test_OLE(FILE *IN)
free(fat);
return 0;
}
fread(fat+((j<<le16(header->uSectorShift))/4),(1<<le16(header->uSectorShift)),1,IN);
if(fread(fat+((j<<le16(header->uSectorShift))/4),(1<<le16(header->uSectorShift)),1,IN)<0)
{
free(dif);
free(fat);
return 0;
}
}
}
{ /* Search how many entries are not used at the end of the FAT */

2
src/file_fcp.c
View file

@ -42,7 +42,7 @@ const file_hint_t file_hint_fcp= {
.register_header_check=&register_header_check_fcp
};
static const unsigned char fcp_header[4]= { 0xA2, 'K','e','y','G'};
static const unsigned char fcp_header[5]= { 0xA2, 'K','e','y','G'};
/*
Final Cut Pro is a professional non-linear editing system
developed by Apple Inc.

62
src/file_mcd.c Normal file
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@ -0,0 +1,62 @@
/*
File: file_mcd.c
Copyright (C) 2008 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 "log.h"
static void register_header_check_mcd(file_stat_t *file_stat);
static int header_check_mcd(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_mcd= {
.extension="mcd",
.description="VectorWorks",
.min_header_distance=0,
.max_filesize=PHOTOREC_MAX_FILE_SIZE,
.recover=1,
.register_header_check=&register_header_check_mcd
};
static const unsigned char mcd_header[11]= { 'V', 'e','c','t','o','r','W','o','r','k','s'};
static void register_header_check_mcd(file_stat_t *file_stat)
{
register_header_check(0x0e, mcd_header,sizeof(mcd_header), &header_check_mcd, file_stat);
}
static int header_check_mcd(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(buffer[0]==0x00 && buffer[1]==0x00 &&
memcmp(buffer+0x0e,mcd_header,sizeof(mcd_header))==0)
{
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_mcd.extension;
return 1;
}
return 0;
}

2
src/photorec.c
View file

@ -143,6 +143,7 @@ extern const file_hint_t file_hint_kdb;
extern const file_hint_t file_hint_lnk;
extern const file_hint_t file_hint_max;
extern const file_hint_t file_hint_mb;
extern const file_hint_t file_hint_mcd;
extern const file_hint_t file_hint_mdb;
extern const file_hint_t file_hint_mdf;
extern const file_hint_t file_hint_mid;
@ -821,6 +822,7 @@ int main( int argc, char **argv )
{ .enable=1, .file_hint=&file_hint_jpg },
{ .enable=1, .file_hint=&file_hint_max },
{ .enable=1, .file_hint=&file_hint_mb },
{ .enable=1, .file_hint=&file_hint_mcd },
{ .enable=1, .file_hint=&file_hint_mdb },
{ .enable=1, .file_hint=&file_hint_mdf },
{ .enable=1, .file_hint=&file_hint_mid },