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/*
* The Sleuth Kit
*
* Brian Carrier [carrier <at> sleuthkit [dot] org]
* Copyright (c) 2005-2011 Brian Carrier. All rights reserved
*
* mmstat - Get stats on the volume system / media management
*
*
* This software is distributed under the Common Public License 1.0
*/
#include "tsk/tsk_tools_i.h"
static TSK_TCHAR *progname;
void
usage()
{
TFPRINTF(stderr,
_TSK_T
("usage: %" PRIttocTSK " [-i imgtype] [-b dev_sector_size] [-o imgoffset] [-vV] [-t vstype] image [images]\n"),
progname);
tsk_fprintf(stderr,
"\t-t vstype: The volume system type (use '-t list' for list of supported types)\n");
tsk_fprintf(stderr,
"\t-i imgtype: The format of the image file (use '-i list' for list of supported types)\n");
tsk_fprintf(stderr,
"\t-b dev_sector_size: The size (in bytes) of the device sectors\n");
tsk_fprintf(stderr,
"\t-o imgoffset: Offset to the start of the volume that contains the partition system (in sectors)\n");
tsk_fprintf(stderr, "\t-v: verbose output\n");
tsk_fprintf(stderr, "\t-V: print the version\n");
exit(1);
}
static void
print_stats(const TSK_VS_INFO * vs)
{
tsk_printf("%s\n", tsk_vs_type_toname(vs->vstype));
return;
}
int
main(int argc, char **argv1)
{
TSK_VS_INFO *vs;
TSK_IMG_TYPE_ENUM imgtype = TSK_IMG_TYPE_DETECT;
TSK_VS_TYPE_ENUM vstype = TSK_VS_TYPE_DETECT;
int ch;
TSK_OFF_T imgaddr = 0;
TSK_IMG_INFO *img;
TSK_TCHAR **argv;
unsigned int ssize = 0;
TSK_TCHAR *cp;
#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];
while ((ch = GETOPT(argc, argv, _TSK_T("b:i:o:t:vV"))) > 0) {
switch (ch) {
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: %" PRIttocTSK "\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: %" PRIttocTSK "\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('t'):
if (TSTRCMP(OPTARG, _TSK_T("list")) == 0) {
tsk_vs_type_print(stderr);
exit(1);
}
vstype = tsk_vs_type_toid(OPTARG);
if (vstype == TSK_VS_TYPE_UNSUPP) {
TFPRINTF(stderr,
_TSK_T("Unsupported volume system type: %" PRIttocTSK "\n"),
OPTARG);
usage();
}
break;
case 'v':
tsk_verbose++;
break;
case 'V':
tsk_version_print(stdout);
exit(0);
case '?':
default:
tsk_fprintf(stderr, "Unknown argument\n");
usage();
}
}
/* We need at least one more argument */
if (OPTIND >= argc) {
tsk_fprintf(stderr, "Missing image name\n");
usage();
}
/* open the image */
if ((img =
tsk_img_open(argc - OPTIND, &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);
}
/* process the partition tables */
if ((vs = tsk_vs_open(img, imgaddr * img->sector_size, vstype)) == NULL) {
tsk_error_print(stderr);
if (tsk_error_get_errno() == TSK_ERR_VS_UNSUPTYPE)
tsk_vs_type_print(stderr);
exit(1);
}
print_stats(vs);
tsk_vs_close(vs);
tsk_img_close(img);
exit(0);
}
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