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/*
** tsk_gettimes
** The Sleuth Kit
**
** Brian Carrier [carrier <at> sleuthkit [dot] org]
** Copyright (c) 2010-2011 Brian Carrier. All Rights reserved
**
** This software is distributed under the Common Public License 1.0
**
*/
#include "tsk/tsk_tools_i.h"
#include <locale.h>
#include <time.h>
static TSK_TCHAR *progname;
static void
usage()
{
TFPRINTF(stderr,
_TSK_T
("usage: %s [-vVm] [-i imgtype] [-b dev_sector_size] [-z zone] [-s seconds] image [image]\n"),
progname);
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-m: Calculate MD5 hash in output (slow)\n");
tsk_fprintf(stderr, "\t-v: verbose output to stderr\n");
tsk_fprintf(stderr, "\t-V: Print version\n");
tsk_fprintf(stderr,
"\t-z: Time zone of original machine (i.e. EST5EDT or GMT) (only useful with -l)\n");
tsk_fprintf(stderr,
"\t-s seconds: Time skew of original machine (in seconds) (only useful with -l & -m)\n");
exit(1);
}
class TskGetTimes:public TskAuto {
public:
TskGetTimes(int32_t);
TskGetTimes(int32_t, bool);
virtual TSK_RETVAL_ENUM processFile(TSK_FS_FILE * fs_file, const char *path);
virtual TSK_FILTER_ENUM filterVol(const TSK_VS_PART_INFO * vs_part);
virtual TSK_FILTER_ENUM filterFs(TSK_FS_INFO * fs_info);
virtual uint8_t handleError();
private:
int m_curVolAddr;
int32_t m_secSkew;
bool m_compute_hash;
};
TskGetTimes::TskGetTimes(int32_t a_secSkew)
{
m_curVolAddr = -1;
m_secSkew = a_secSkew;
m_compute_hash = false;
}
TskGetTimes::TskGetTimes(int32_t a_secSkew, bool a_compute_hash)
{
m_curVolAddr = -1;
m_secSkew = a_secSkew;
m_compute_hash = a_compute_hash;
}
// Print errors as they are encountered
uint8_t TskGetTimes::handleError()
{
fprintf(stderr, "%s", tsk_error_get());
return 0;
}
TSK_RETVAL_ENUM TskGetTimes::processFile(TSK_FS_FILE * fs_file, const char *path)
{
return TSK_OK;
}
TSK_FILTER_ENUM
TskGetTimes::filterFs(TSK_FS_INFO * fs_info)
{
TSK_TCHAR volName[32];
if (m_curVolAddr > -1)
TSNPRINTF(volName, 32, _TSK_T("vol%d/"),m_curVolAddr);
else
volName[0] = '\0';
TSK_FS_FLS_FLAG_ENUM fls_flags = (TSK_FS_FLS_FLAG_ENUM)(TSK_FS_FLS_MAC | TSK_FS_FLS_DIR | TSK_FS_FLS_FILE | TSK_FS_FLS_FULL);
if(m_compute_hash){
fls_flags = (TSK_FS_FLS_FLAG_ENUM)(fls_flags | TSK_FS_FLS_HASH);
}
if (tsk_fs_fls(fs_info, (TSK_FS_FLS_FLAG_ENUM)(fls_flags),
fs_info->root_inum, (TSK_FS_DIR_WALK_FLAG_ENUM)(TSK_FS_DIR_WALK_FLAG_ALLOC | TSK_FS_DIR_WALK_FLAG_UNALLOC | TSK_FS_DIR_WALK_FLAG_RECURSE), volName, m_secSkew)) {
}
return TSK_FILTER_SKIP;
}
TSK_FILTER_ENUM
TskGetTimes::filterVol(const TSK_VS_PART_INFO * vs_part)
{
m_curVolAddr = vs_part->addr;
return TSK_FILTER_CONT;
}
int
main(int argc, char **argv1)
{
TSK_IMG_TYPE_ENUM imgtype = TSK_IMG_TYPE_DETECT;
int ch;
TSK_TCHAR **argv;
unsigned int ssize = 0;
TSK_TCHAR *cp;
int32_t sec_skew = 0;
bool do_hash = false;
#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:i:s:mvVz:"))) > 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('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('s'):
sec_skew = TATOI(OPTARG);
break;
case _TSK_T('m'):
do_hash = true;
break;
case _TSK_T('v'):
tsk_verbose++;
break;
case _TSK_T('V'):
tsk_version_print(stdout);
exit(0);
case 'z':
{
TSK_TCHAR envstr[32];
TSNPRINTF(envstr, 32, _TSK_T("TZ=%s"), OPTARG);
if (0 != TPUTENV(envstr)) {
tsk_fprintf(stderr, "error setting environment");
exit(1);
}
/* we should be checking this somehow */
TZSET();
}
break;
}
}
/* We need at least one more argument */
if (OPTIND > argc) {
tsk_fprintf(stderr,
"Missing image name\n");
usage();
}
TskGetTimes tskGetTimes(sec_skew, do_hash);
if (tskGetTimes.openImage(argc - OPTIND, &argv[OPTIND], imgtype,
ssize)) {
tsk_error_print(stderr);
exit(1);
}
if (tskGetTimes.findFilesInImg()) {
// we already logged the errors
exit(1);
}
exit(0);
}
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