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/*
** icat
** The Sleuth Kit
**
** Brian Carrier [carrier <at> sleuthkit [dot] org]
** Copyright (c) 2006-2008 Brian Carrier, Basis Technology. All Rights reserved
** Copyright (c) 2003-2005 Brian Carrier. All rights reserved
**
** TASK
** Copyright (c) 2002 Brian Carrier, @stake Inc. All rights reserved
**
** Copyright (c) 1997,1998,1999, International Business Machines
** Corporation and others. All Rights Reserved.
* LICENSE
* This software is distributed under the IBM Public License.
* AUTHOR(S)
* Wietse Venema
* IBM T.J. Watson Research
* P.O. Box 704
* Yorktown Heights, NY 10598, USA
--*/
#include "tsk3/tsk_tools_i.h"
#include <locale.h>
/* usage - explain and terminate */
static TSK_TCHAR *progname;
static void
usage()
{
TFPRINTF(stderr,
_TSK_T
("usage: %s [-hHsvV] [-f fstype] [-i imgtype] [-b dev_sector_size] [-o imgoffset] image [images] inum[-typ[-id]]\n"),
progname);
tsk_fprintf(stderr, "\t-h: Do not display holes in sparse files\n");
tsk_fprintf(stderr, "\t-r: Recover deleted file\n");
tsk_fprintf(stderr,
"\t-R: Recover deleted file and suppress recovery errors\n");
tsk_fprintf(stderr, "\t-s: Display slack space at end of file\n");
tsk_fprintf(stderr,
"\t-i imgtype: The format of the image file (use '-i list' for supported types)\n");
tsk_fprintf(stderr,
"\t-b dev_sector_size: The size (in bytes) of the device sectors\n");
tsk_fprintf(stderr,
"\t-f fstype: File system type (use '-f list' for supported types)\n");
tsk_fprintf(stderr,
"\t-o imgoffset: The offset of the file system in the image (in sectors)\n");
tsk_fprintf(stderr, "\t-v: verbose to stderr\n");
tsk_fprintf(stderr, "\t-V: Print version\n");
exit(1);
}
int
main(int argc, char **argv1)
{
TSK_IMG_TYPE_ENUM imgtype = TSK_IMG_TYPE_DETECT;
TSK_IMG_INFO *img;
TSK_OFF_T imgaddr = 0;
TSK_FS_TYPE_ENUM fstype = TSK_FS_TYPE_DETECT;
TSK_FS_INFO *fs;
TSK_INUM_T inum;
int fw_flags = 0;
int ch;
TSK_FS_ATTR_TYPE_ENUM type = TSK_FS_ATTR_TYPE_DEFAULT;
uint16_t id = 0;
uint8_t id_used = 0, type_used = 0;
int retval;
int suppress_recover_error = 0;
TSK_TCHAR **argv;
TSK_TCHAR *cp;
unsigned int ssize = 0;
#ifdef TSK_WIN32
// On Windows, get the wide arguments (mingw doesn't support wmain)
argv = CommandLineToArgvW(GetCommandLineW(), &argc);
if (argv == NULL) {
fprintf(stderr, "Error getting wide arguments\n");
exit(1);
}
#else
argv = (TSK_TCHAR **) argv1;
#endif
progname = argv[0];
setlocale(LC_ALL, "");
while ((ch = GETOPT(argc, argv, _TSK_T("b:f:hi:o:rRsvV"))) > 0) {
switch (ch) {
case _TSK_T('?'):
default:
TFPRINTF(stderr, _TSK_T("Invalid argument: %s\n"),
argv[OPTIND]);
usage();
case _TSK_T('b'):
ssize = (unsigned int) TSTRTOUL(OPTARG, &cp, 0);
if (*cp || *cp == *OPTARG || ssize < 1) {
TFPRINTF(stderr,
_TSK_T
("invalid argument: sector size must be positive: %s\n"),
OPTARG);
usage();
}
break;
case _TSK_T('f'):
if (TSTRCMP(OPTARG, _TSK_T("list")) == 0) {
tsk_fs_type_print(stderr);
exit(1);
}
fstype = tsk_fs_type_toid(OPTARG);
if (fstype == TSK_FS_TYPE_UNSUPP) {
TFPRINTF(stderr,
_TSK_T("Unsupported file system type: %s\n"), OPTARG);
usage();
}
break;
case _TSK_T('h'):
fw_flags |= TSK_FS_FILE_WALK_FLAG_NOSPARSE;
break;
case _TSK_T('i'):
if (TSTRCMP(OPTARG, _TSK_T("list")) == 0) {
tsk_img_type_print(stderr);
exit(1);
}
imgtype = tsk_img_type_toid(OPTARG);
if (imgtype == TSK_IMG_TYPE_UNSUPP) {
TFPRINTF(stderr, _TSK_T("Unsupported image type: %s\n"),
OPTARG);
usage();
}
break;
case _TSK_T('o'):
if ((imgaddr = tsk_parse_offset(OPTARG)) == -1) {
tsk_error_print(stderr);
exit(1);
}
break;
case _TSK_T('r'):
// this is no longer needed, so we silently ignore it.
break;
case _TSK_T('R'):
suppress_recover_error = 1;
break;
case _TSK_T('s'):
fw_flags |= TSK_FS_FILE_WALK_FLAG_SLACK;
break;
case _TSK_T('v'):
tsk_verbose++;
break;
case _TSK_T('V'):
tsk_version_print(stdout);
exit(0);
}
}
/* We need at least two more argument */
if (OPTIND + 1 >= argc) {
tsk_fprintf(stderr, "Missing image name and/or address\n");
usage();
}
/* Get the inode address */
if (tsk_fs_parse_inum(argv[argc - 1], &inum, &type, &type_used, &id,
&id_used)) {
TFPRINTF(stderr, _TSK_T("Invalid inode address: %s\n"),
argv[argc - 1]);
usage();
}
if ((img =
tsk_img_open(argc - OPTIND - 1, &argv[OPTIND],
imgtype, ssize)) == NULL) {
tsk_error_print(stderr);
exit(1);
}
if ((imgaddr * img->sector_size) >= img->size) {
tsk_fprintf(stderr,
"Sector offset supplied is larger than disk image (maximum: %"
PRIu64 ")\n", img->size / img->sector_size);
exit(1);
}
if ((fs = tsk_fs_open_img(img, imgaddr * img->sector_size, fstype)) == NULL) {
tsk_error_print(stderr);
if (tsk_errno == TSK_ERR_FS_UNSUPTYPE)
tsk_fs_type_print(stderr);
img->close(img);
exit(1);
}
if (inum > fs->last_inum) {
tsk_fprintf(stderr,
"Metadata address too large for image (%" PRIuINUM ")\n",
fs->last_inum);
fs->close(fs);
img->close(img);
exit(1);
}
if (inum < fs->first_inum) {
tsk_fprintf(stderr,
"Metadata address too small for image (%" PRIuINUM ")\n",
fs->first_inum);
fs->close(fs);
img->close(img);
exit(1);
}
retval =
tsk_fs_icat(fs, inum, type, type_used, id, id_used,
(TSK_FS_FILE_WALK_FLAG_ENUM) fw_flags);
if (retval) {
if ((suppress_recover_error == 1)
&& (tsk_errno == TSK_ERR_FS_RECOVER)) {
tsk_error_reset();
}
else {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
exit(1);
}
}
fs->close(fs);
img->close(img);
exit(0);
}
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