static TSK_WALK_RET_ENUM
blkstat_act(const TSK_FS_BLOCK * fs_block, void *ptr)
{
tsk_printf("%s: %" PRIuDADDR "\n", fs_block->fs_info->duname,
fs_block->addr);
tsk_printf("%sAllocated%s\n",
(fs_block->flags & TSK_FS_BLOCK_FLAG_ALLOC) ? "" : "Not ",
(fs_block->flags & TSK_FS_BLOCK_FLAG_META) ? " (Meta)" : "");
if (TSK_FS_TYPE_ISFFS(fs_block->fs_info->ftype)) {
FFS_INFO *ffs = (FFS_INFO *) fs_block->fs_info;
tsk_printf("Group: %" PRI_FFSGRP "\n", ffs->grp_num);
}
else if (TSK_FS_TYPE_ISEXT(fs_block->fs_info->ftype)) {
EXT2FS_INFO *ext2fs = (EXT2FS_INFO *) fs_block->fs_info;
if (fs_block->addr >= ext2fs->first_data_block)
tsk_printf("Group: %" PRI_EXT2GRP "\n", ext2fs->grp_num);
}
else if (TSK_FS_TYPE_ISFAT(fs_block->fs_info->ftype)) {
FATFS_INFO *fatfs = (FATFS_INFO *) fs_block->fs_info;
/* Does this have a cluster address? */
if (fs_block->addr >= fatfs->firstclustsect) {
tsk_printf("Cluster: %" PRIuDADDR "\n",
(2 + (fs_block->addr -
fatfs->firstclustsect) / fatfs->csize));
}
}
return TSK_WALK_STOP;
}
/*
* Find the inode that has allocated block blk
* Return 1 on error, 0 if no error */
uint8_t
tsk_fs_ifind_data(TSK_FS_INFO * fs, TSK_FS_IFIND_FLAG_ENUM lclflags,
TSK_DADDR_T blk)
{
IFIND_DATA_DATA data;
memset(&data, 0, sizeof(IFIND_DATA_DATA));
data.flags = lclflags;
data.block = blk;
if (fs->inode_walk(fs, fs->first_inum, fs->last_inum,
TSK_FS_META_FLAG_ALLOC | TSK_FS_META_FLAG_UNALLOC,
ifind_data_act, &data)) {
return 1;
}
/* If we did not find an inode yet, get the block's
* flags so we can identify it as a meta data block */
if (!data.found) {
TSK_FS_BLOCK *fs_block;
if ((fs_block = tsk_fs_block_get(fs, NULL, blk)) != NULL) {
if (fs_block->flags & TSK_FS_BLOCK_FLAG_META) {
tsk_printf("Meta Data\n");
data.found = 1;
}
tsk_fs_block_free(fs_block);
}
}
if (!data.found) {
tsk_printf("Inode not found\n");
}
return 0;
}
/* call backs for listing details
*
* return 1 on error
* */
static uint8_t
print_list_head(TSK_FS_INFO * fs)
{
char hostnamebuf[BUFSIZ];
#ifndef TSK_WIN32
if (gethostname(hostnamebuf, sizeof(hostnamebuf) - 1) < 0) {
if (tsk_verbose)
tsk_fprintf(stderr, "dls_lib: error getting hostname: %s\n",
strerror(errno));
strcpy(hostnamebuf, "unknown");
}
hostnamebuf[sizeof(hostnamebuf) - 1] = 0;
#else
strcpy(hostnamebuf, "unknown");
#endif
/*
* Identify table type and table origin.
*/
tsk_printf("class|host|image|first_time|unit\n");
tsk_printf("dls|%s||%"PRIu64"|%s\n", hostnamebuf, (uint64_t)time(NULL),
fs->duname);
tsk_printf("addr|alloc\n");
return 0;
}
/* this is a wrapper type function that takes care of the runtime
* flags
*
* fs_attr should be set to NULL for all non-NTFS file systems
*/
static void
printit(TSK_FS_FILE * fs_file, const char *a_path,
const TSK_FS_ATTR * fs_attr, const FLS_DATA * fls_data)
{
TSK_FS_HASH_RESULTS hash_results;
unsigned char null_buf[16];
unsigned int i;
if ((!(fls_data->flags & TSK_FS_FLS_FULL)) && (a_path)) {
uint8_t printed = 0;
// lazy way to find out how many dirs there could be
for (i = 0; a_path[i] != '\0'; i++) {
if ((a_path[i] == '/') && (i != 0)) {
tsk_fprintf(stdout, "+");
printed = 1;
}
}
if (printed)
tsk_fprintf(stdout, " ");
}
if (fls_data->flags & TSK_FS_FLS_MAC) {
if (fls_data->flags & TSK_FS_FLS_HASH) {
if(0 == tsk_fs_file_hash_calc(fs_file, &hash_results,
TSK_BASE_HASH_MD5)){
tsk_fs_name_print_mac_md5(stdout, fs_file, a_path, fs_attr,
fls_data->macpre, fls_data->sec_skew,
hash_results.md5_digest);
tsk_printf("\n");
}
else{
// If the hash calculation had errors, pass in a buffer of nulls
memset(null_buf, 0, 16);
tsk_fs_name_print_mac_md5(stdout, fs_file, a_path, fs_attr,
fls_data->macpre, fls_data->sec_skew,
null_buf);
tsk_printf("\n");
}
}
else {
tsk_fs_name_print_mac(stdout, fs_file, a_path,
fs_attr, fls_data->macpre, fls_data->sec_skew);
tsk_printf("\n");
}
}
else if (fls_data->flags & TSK_FS_FLS_LONG) {
tsk_fs_name_print_long(stdout, fs_file, a_path, fs_file->fs_info,
fs_attr, TSK_FS_FLS_FULL & fls_data->flags ? 1 : 0,
fls_data->sec_skew);
tsk_printf("\n");
}
else {
tsk_fs_name_print(stdout, fs_file, a_path, fs_file->fs_info,
fs_attr, TSK_FS_FLS_FULL & fls_data->flags ? 1 : 0);
tsk_printf("\n");
}
}
static void
print_header(const TSK_VS_INFO * vs)
{
tsk_printf("%s\n", tsk_vs_type_todesc(vs->vstype));
tsk_printf("Offset Sector: %" PRIuDADDR "\n",
(TSK_DADDR_T) (vs->offset / vs->block_size));
tsk_printf("Units are in %d-byte sectors\n\n", vs->block_size);
if (print_bytes)
tsk_printf
(" Slot Start End Length Size Description\n");
else
tsk_printf
(" Slot Start End Length Description\n");
}
static void
print_header(TSK_MM_INFO * mm)
{
tsk_printf("%s\n", mm->str_type);
tsk_printf("Offset Sector: %" PRIuDADDR "\n",
(DADDR_T) (mm->offset / mm->block_size));
tsk_printf("Units are in %d-byte sectors\n\n", mm->block_size);
if (print_bytes)
tsk_printf
(" Slot Start End Length Size Description\n");
else
tsk_printf
(" Slot Start End Length Description\n");
}
static TSK_WALK_RET_ENUM
print_list(const TSK_FS_BLOCK * fs_block, void *ptr)
{
tsk_printf("%" PRIuDADDR "|%s\n", fs_block->addr,
(fs_block->flags & TSK_FS_BLOCK_FLAG_ALLOC) ? "a" : "f");
return TSK_WALK_CONT;
}
/* this is a wrapper type function that takes care of the runtime
* flags
*
* fs_attr should be set to NULL for all non-NTFS file systems
*/
static void
printit(TSK_FS_FILE * fs_file, const char *a_path,
const TSK_FS_ATTR * fs_attr, const FLS_DATA * fls_data)
{
unsigned int i;
if ((!(fls_data->flags & TSK_FS_FLS_FULL)) && (a_path)) {
uint8_t printed = 0;
// lazy way to find out how many dirs there could be
for (i = 0; a_path[i] != '\0'; i++) {
if ((a_path[i] == '/') && (i != 0)) {
tsk_fprintf(stdout, "+");
printed = 1;
}
}
if (printed)
tsk_fprintf(stdout, " ");
}
if (fls_data->flags & TSK_FS_FLS_MAC) {
tsk_fs_name_print_mac(stdout, fs_file, a_path,
fs_attr, fls_data->macpre, fls_data->sec_skew);
}
else if (fls_data->flags & TSK_FS_FLS_LONG) {
tsk_fs_name_print_long(stdout, fs_file, a_path, fs_file->fs_info,
fs_attr, TSK_FS_FLS_FULL & fls_data->flags ? 1 : 0,
fls_data->sec_skew);
}
else {
tsk_fs_name_print(stdout, fs_file, a_path, fs_file->fs_info,
fs_attr, TSK_FS_FLS_FULL & fls_data->flags ? 1 : 0);
tsk_printf("\n");
}
}
/*
* Find the inode that has allocated block blk
* Return 1 on error, 0 if no error */
uint8_t
tsk_fs_ifind_data(TSK_FS_INFO * fs, uint8_t lclflags, DADDR_T blk)
{
found = 0;
localflags = lclflags;
block = blk;
if (fs->inode_walk(fs, fs->first_inum, fs->last_inum,
TSK_FS_INODE_FLAG_ALLOC | TSK_FS_INODE_FLAG_UNALLOC,
ifind_data_act, NULL)) {
return 1;
}
/*
* If we did not find an inode yet, we call block_walk for the
* block to find out the associated flags so we can identify it as
* a meta data block */
if (0 == found) {
if (fs->block_walk(fs, block, block, (TSK_FS_BLOCK_FLAG_ENUM)
(TSK_FS_BLOCK_FLAG_UNALLOC | TSK_FS_BLOCK_FLAG_ALLOC |
TSK_FS_BLOCK_FLAG_META | TSK_FS_BLOCK_FLAG_CONT),
ifind_data_block_act, NULL)) {
return 1;
}
}
if (0 == found) {
tsk_printf("Inode not found\n");
}
return 0;
}
/* dent call back for finding unallocated files based on parent directory
*/
static uint8_t
ifind_par_act(TSK_FS_INFO * fs, TSK_FS_INODE * fs_inode, void *ptr)
{
TSK_FS_INODE_NAME_LIST *fs_name;
/* go through each file name structure */
fs_name = fs_inode->name;
while (fs_name) {
if (fs_name->par_inode == parinode) {
/* Fill in the basics of the fs_dent entry */
fs_dent->fsi = fs_inode;
fs_dent->inode = fs_inode->addr;
fs_dent->flags = TSK_FS_DENT_FLAG_UNALLOC;
strncpy(fs_dent->name, fs_name->name, fs_dent->name_max);
if (localflags & TSK_FS_IFIND_PAR_LONG) {
tsk_fs_dent_print_long(stdout, fs_dent, fs, NULL);
}
else {
tsk_fs_dent_print(stdout, fs_dent, fs, NULL);
tsk_printf("\n");
}
fs_dent->fsi = NULL;
found = 1;
}
fs_name = fs_name->next;
}
return TSK_WALK_CONT;
}
static TSK_WALK_RET_ENUM
print_list(TSK_FS_INFO * fs, TSK_DADDR_T addr, char *buf,
TSK_FS_BLOCK_FLAG_ENUM flags, void *ptr)
{
tsk_printf("%" PRIuDADDR "|%s\n", addr,
(flags & TSK_FS_BLOCK_FLAG_ALLOC) ? "a" : "f");
return TSK_WALK_CONT;
}
/*
* if the block is a meta data block, then report that, otherwise
* this is where we say that the inode was not found
*/
static uint8_t
ifind_data_block_act(TSK_FS_INFO * fs, DADDR_T addr, char *buf,
TSK_FS_BLOCK_FLAG_ENUM flags, void *ptr)
{
if (flags & TSK_FS_BLOCK_FLAG_META) {
tsk_printf("Meta Data\n");
found = 1;
}
return TSK_WALK_STOP;
}
/*
** count how many unalloc blocks there are.
**
** This is called for unalloc blocks only
*/
static TSK_WALK_RET_ENUM
count_blkls_act(const TSK_FS_BLOCK * fs_block, void *ptr)
{
BLKCALC_DATA *data = (BLKCALC_DATA *) ptr;
if (data->count-- == 0) {
tsk_printf("%" PRIuDADDR "\n", fs_block->addr);
data->found = 1;
return TSK_WALK_STOP;
}
return TSK_WALK_CONT;
}
/* SLACK SPACE call backs */
static TSK_WALK_RET_ENUM
count_slack_file_act(TSK_FS_FILE * fs_file, TSK_OFF_T a_off,
TSK_DADDR_T addr, char *buf, size_t size, TSK_FS_BLOCK_FLAG_ENUM flags,
void *ptr)
{
BLKCALC_DATA *data = (BLKCALC_DATA *) ptr;
if (tsk_verbose)
tsk_fprintf(stderr,
"count_slack_file_act: Remaining File: %" PRIuOFF
" Buffer: %" PRIuSIZE "\n", data->flen, size);
/* This is not the last data unit */
if (data->flen >= size) {
data->flen -= size;
}
/* We have passed the end of the allocated space */
else if (data->flen == 0) {
if (data->count-- == 0) {
tsk_printf("%" PRIuDADDR "\n", addr);
data->found = 1;
return TSK_WALK_STOP;
}
}
/* This is the last data unit and there is unused space */
else if (data->flen < size) {
if (data->count-- == 0) {
tsk_printf("%" PRIuDADDR "\n", addr);
data->found = 1;
return TSK_WALK_STOP;
}
data->flen = 0;
}
return TSK_WALK_CONT;
}
/*
* file_walk action for non-ntfs
*/
static TSK_WALK_RET_ENUM
ifind_data_file_act(TSK_FS_FILE * fs_file, TSK_OFF_T a_off,
TSK_DADDR_T addr, char *buf, size_t size, TSK_FS_BLOCK_FLAG_ENUM flags,
void *ptr)
{
TSK_FS_INFO *fs = fs_file->fs_info;
IFIND_DATA_DATA *data = (IFIND_DATA_DATA *) ptr;
/* Ignore sparse blocks because they do not reside on disk */
if (flags & TSK_FS_BLOCK_FLAG_SPARSE)
return TSK_WALK_CONT;
if (addr == data->block) {
if (TSK_FS_TYPE_ISNTFS(fs->ftype))
tsk_printf("%" PRIuINUM "-%" PRIu32 "-%" PRIu16 "\n",
data->curinode, data->curtype, data->curid);
else
tsk_printf("%" PRIuINUM "\n", data->curinode);
data->found = 1;
return TSK_WALK_STOP;
}
return TSK_WALK_CONT;
}
/*
* file_walk action callback for ntfs
*
*/
static uint8_t
ifind_data_file_ntfs_act(TSK_FS_INFO * fs, DADDR_T addr, char *buf,
size_t size, TSK_FS_BLOCK_FLAG_ENUM flags, void *ptr)
{
if (addr == block) {
tsk_printf("%" PRIuINUM "-%" PRIu32 "-%" PRIu16 "\n", curinode,
curtype, curid);
if (!(localflags & TSK_FS_IFIND_ALL)) {
fs->close(fs);
exit(0);
}
found = 1;
}
return TSK_WALK_CONT;
}
// Find the inode that has allocated the specified block
//
// \param fs filesystem info structure defined in sleuthkit
// \param lclflags traverse options defined in sleuthkit
// \param blk the target block
//
// Return 0 if error, otherwise a pointer
static MBA_IFIND_DATA_DATA*
fs_ifind_data(TSK_FS_INFO * fs, TSK_FS_IFIND_FLAG_ENUM lclflags,
TSK_DADDR_T blk)
{
MBA_IFIND_DATA_DATA* data;
data = (MBA_IFIND_DATA_DATA*)malloc(sizeof(MBA_IFIND_DATA_DATA));
if(data == NULL)
{
printf("Cannot allocate memory\n");
return NULL;
}
memset(data, 0, sizeof(MBA_IFIND_DATA_DATA));
data->flags = lclflags;
data->block = blk;
if (fs->inode_walk(fs, fs->first_inum, fs->last_inum,
TSK_FS_META_FLAG_ALLOC | TSK_FS_META_FLAG_UNALLOC,
ifind_data_act, data)) {
free(data);
return NULL;
}
/* If we did not find an inode yet, get the block's
* flags so we can identify it as a meta data block */
if (!data->found) {
TSK_FS_BLOCK *fs_block;
if ((fs_block = tsk_fs_block_get(fs, NULL, blk)) != NULL) {
if (fs_block->flags & TSK_FS_BLOCK_FLAG_META) {
tsk_printf("Meta Data\n");
data->found = 1;
}
tsk_fs_block_free(fs_block);
}
}
if (!data->found) {
//tsk_printf("Inode not found\n");
free(data);
return NULL;
}
return data;
}
/* function used when -d is given
**
** keeps a count of unallocated blocks seen thus far
**
** If the specified block is allocated, an error is given, else the
** count of unalloc blocks is given
**
** This is called for all blocks (alloc and unalloc)
*/
static TSK_WALK_RET_ENUM
count_dd_act(const TSK_FS_BLOCK * fs_block, void *ptr)
{
BLKCALC_DATA *data = (BLKCALC_DATA *) ptr;
if (fs_block->flags & TSK_FS_BLOCK_FLAG_UNALLOC)
data->uncnt++;
if (data->count-- == 0) {
if (fs_block->flags & TSK_FS_BLOCK_FLAG_UNALLOC)
tsk_printf("%" PRIuDADDR "\n", data->uncnt);
else
printf
("ERROR: unit is allocated, it will not be in an blkls image\n");
data->found = 1;
return TSK_WALK_STOP;
}
return TSK_WALK_CONT;
}
/* Return 1 if block is not found, 0 if it was found, and -1 on error */
int8_t
tsk_fs_blkcalc(TSK_FS_INFO * fs, TSK_FS_BLKCALC_FLAG_ENUM a_lclflags,
TSK_DADDR_T a_cnt)
{
BLKCALC_DATA data;
data.count = a_cnt;
data.found = 0;
if (a_lclflags == TSK_FS_BLKCALC_BLKLS) {
if (tsk_fs_block_walk(fs, fs->first_block, fs->last_block,
(TSK_FS_BLOCK_FLAG_UNALLOC |
TSK_FS_BLOCK_FLAG_META | TSK_FS_BLOCK_FLAG_CONT),
count_blkls_act, &data))
return -1;
}
else if (a_lclflags == TSK_FS_BLKCALC_DD) {
if (tsk_fs_block_walk(fs, fs->first_block, fs->last_block,
(TSK_FS_BLOCK_FLAG_ALLOC | TSK_FS_BLOCK_FLAG_UNALLOC |
TSK_FS_BLOCK_FLAG_META | TSK_FS_BLOCK_FLAG_CONT),
count_dd_act, &data))
return -1;
}
else if (a_lclflags == TSK_FS_BLKCALC_SLACK) {
if (fs->inode_walk(fs, fs->first_inum, fs->last_inum,
TSK_FS_META_FLAG_ALLOC, count_slack_inode_act, &data))
return -1;
}
if (data.found == 0) {
tsk_printf("Block too large\n");
return 1;
}
else {
return 0;
}
}
/*
* file_walk action for non-ntfs
*/
static uint8_t
ifind_data_file_act(TSK_FS_INFO * fs, DADDR_T addr, char *buf,
size_t size, TSK_FS_BLOCK_FLAG_ENUM flags, void *ptr)
{
/* Drop references to block zero (sparse)
* This becomes an issue with fragments and looking for fragments
* within the first block. They will be triggered by sparse
* entries, even though the first block can not be allocated
*/
if (!addr)
return TSK_WALK_CONT;
if ((block >= addr) &&
(block < (addr + (size + fs->block_size - 1) / fs->block_size))) {
tsk_printf("%" PRIuINUM "\n", curinode);
if (!(localflags & TSK_FS_IFIND_ALL)) {
fs->close(fs);
exit(0);
}
found = 1;
}
return TSK_WALK_CONT;
}
int
MAIN(int argc, TSK_TCHAR ** argv)
{
TSK_FS_INFO *fs;
TSK_IMG_INFO *img;
TSK_TCHAR *fstype = NULL;
TSK_TCHAR *imgtype = NULL;
int ch;
uint8_t type = 0;
SSIZE_T imgoff = 0;
progname = argv[0];
setlocale(LC_ALL, "");
while ((ch = getopt(argc, argv, _TSK_T("f:i:o:tvV"))) > 0) {
switch (ch) {
case _TSK_T('?'):
default:
TFPRINTF(stderr, _TSK_T("Invalid argument: %s\n"),
argv[optind]);
usage();
case _TSK_T('f'):
fstype = optarg;
if (TSTRCMP(fstype, _TSK_T("list")) == 0) {
tsk_fs_print_types(stderr);
exit(1);
}
break;
case _TSK_T('i'):
imgtype = optarg;
if (TSTRCMP(imgtype, _TSK_T("list")) == 0) {
tsk_img_print_types(stderr);
exit(1);
}
break;
case _TSK_T('o'):
if ((imgoff = tsk_parse_offset(optarg)) == -1) {
tsk_error_print(stderr);
exit(1);
}
break;
case _TSK_T('t'):
type = 1;
break;
case _TSK_T('v'):
tsk_verbose++;
break;
case _TSK_T('V'):
tsk_print_version(stdout);
exit(0);
}
}
/* We need at least one more argument */
if (optind >= argc) {
tsk_fprintf(stderr, "Missing image name\n");
usage();
}
if ((img =
tsk_img_open(imgtype, argc - optind,
(const TSK_TCHAR **) &argv[optind])) == NULL) {
tsk_error_print(stderr);
exit(1);
}
if ((fs = tsk_fs_open(img, imgoff, fstype)) == NULL) {
tsk_error_print(stderr);
if (tsk_errno == TSK_ERR_FS_UNSUPTYPE)
tsk_fs_print_types(stderr);
img->close(img);
exit(1);
}
if (type) {
char *str = tsk_fs_get_type(fs->ftype);
tsk_printf("%s\n", str);
}
else {
if (fs->fsstat(fs, stdout)) {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
exit(1);
}
}
fs->close(fs);
img->close(img);
exit(0);
}
/* Return -1 for error, 0 if found, and 1 if not found */
int8_t
tsk_fs_ifind_path(TSK_FS_INFO * fs, uint8_t lclflags, TSK_TCHAR * tpath,
INUM_T * result)
{
char *cpath;
IFIND_PATH_DATA ipd;
localflags = lclflags;
#ifdef TSK_WIN32
{
size_t clen;
UTF8 *ptr8;
UTF16 *ptr16;
int retval;
clen = TSTRLEN(tpath) * 4;
cpath = (char *) tsk_malloc(clen);
if (cpath == NULL) {
return -1;
}
ptr8 = (UTF8 *) cpath;
ptr16 = (UTF16 *) tpath;
retval =
tsk_UTF16toUTF8(fs->endian, (const UTF16 **) &ptr16, (UTF16 *)
& ptr16[TSTRLEN(tpath) + 1], &ptr8,
(UTF8 *) ((uintptr_t) ptr8 + clen), TSKlenientConversion);
if (retval != TSKconversionOK) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNICODE;
snprintf(tsk_errstr, TSK_ERRSTR_L,
"tsk_fs_ifind_path: Error converting path to UTF-8: %d",
retval);
free(cpath);
return -1;
}
}
#else
cpath = tpath;
#endif
ipd.id = IFIND_PATH_DATA_ID;
ipd.found = 0;
ipd.badpath = 0;
ipd.cur_dir = (char *) strtok_r(cpath, "/", &ipd.strtok_last);
ipd.cur_attr = NULL;
/* If there is no token, then only a '/' was given */
if (!(ipd.cur_dir)) {
#ifdef TSK_WIN32
free(cpath);
#endif
*result = fs->root_inum;
return 0;
}
/* If this is NTFS, ensure that we take out the attribute */
if (((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_NTFS_TYPE)
&& ((ipd.cur_attr = strchr(ipd.cur_dir, ':')) != NULL)) {
*(ipd.cur_attr) = '\0';
ipd.cur_attr++;
}
if (tsk_verbose)
tsk_fprintf(stderr, "Looking for %s\n", ipd.cur_dir);
if (fs->dent_walk(fs, fs->root_inum,
TSK_FS_DENT_FLAG_ALLOC | TSK_FS_DENT_FLAG_UNALLOC,
ifind_path_act, (void *) &ipd)) {
/* If we found files before the error was encountered, then
* ignore it */
if (ipd.found == 0) {
#ifdef TSK_WIN32
free(cpath);
#endif
return -1;
}
else {
tsk_error_reset();
}
}
#ifdef TSK_WIN32
free(cpath);
#endif
if (1 == ipd.badpath) {
if (tsk_verbose)
tsk_fprintf(stderr, "Invalid path (%s is a file)\n",
fs_dent->name);
*result = 0;
return 1;
}
else if (0 == ipd.found) {
if (tsk_verbose)
tsk_printf("File not found: %s\n", ipd.cur_dir);
*result = 0;
return 1;
}
*result = ipd.addr;
return 0;
}
/*
* dent_walk for finding the inode based on path
*
* This is run from the main function and from this function when
* the needed directory is found
*/
static uint8_t
ifind_path_act(TSK_FS_INFO * fs, TSK_FS_DENT * fs_dent, void *ptr)
{
IFIND_PATH_DATA *ipd = (IFIND_PATH_DATA *) ptr;
char *pname;
if ((!ipd) || (ipd->id != IFIND_PATH_DATA_ID)) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_ARG;
snprintf(tsk_errstr, TSK_ERRSTR_L,
"ifind_path_act: callback pointer is not IFIND_DATA_ID\n");
return TSK_WALK_ERROR;
}
/* This crashed because cur_dir was null, but I'm not sure how
* it got that way, so this was added
*/
if (ipd->cur_dir == NULL) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_ARG;
snprintf(tsk_errstr, TSK_ERRSTR_L,
"ifind: cur_dir is null: Please run with '-v' and send output to developers\n");
return TSK_WALK_ERROR;
}
/*
* Check if this is the name that we are currently looking for,
* as identified in 'cur_dir'
*
* All non-matches will return from these checks
*/
if (((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_EXT_TYPE)
|| ((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_FFS_TYPE)) {
if (strcmp(fs_dent->name, ipd->cur_dir) != 0) {
return TSK_WALK_CONT;
}
}
/* NTFS gets a case insensitive comparison */
else if ((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_NTFS_TYPE) {
if (strcasecmp(fs_dent->name, ipd->cur_dir) != 0) {
return TSK_WALK_CONT;
}
/* ensure we have the right attribute name */
if (ipd->cur_attr != NULL) {
int fail = 1;
if (fs_dent->fsi) {
TSK_FS_DATA *fs_data;
for (fs_data = fs_dent->fsi->attr;
fs_data != NULL; fs_data = fs_data->next) {
if ((fs_data->flags & TSK_FS_DATA_INUSE) == 0)
continue;
if (strcasecmp(fs_data->name, ipd->cur_attr) == 0) {
fail = 0;
break;
}
}
}
if (fail) {
tsk_printf("Attribute name (%s) not found in %s: %"
PRIuINUM "\n", ipd->cur_attr, ipd->cur_dir,
fs_dent->inode);
return TSK_WALK_STOP;
}
}
}
/* FAT is a special case because we do case insensitive and we check
* the short name
*/
else if ((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_FAT_TYPE) {
if (strcasecmp(fs_dent->name, ipd->cur_dir) != 0) {
if (strcasecmp(fs_dent->shrt_name, ipd->cur_dir) != 0) {
return TSK_WALK_CONT;
}
}
}
/* Get the next directory or file name in the path */
pname = ipd->cur_dir; // save a copy of the current name pointer
ipd->cur_dir = (char *) strtok_r(NULL, "/", &(ipd->strtok_last));
ipd->cur_attr = NULL;
if (tsk_verbose)
tsk_fprintf(stderr, "Found it (%s), now looking for %s\n",
fs_dent->name, ipd->cur_dir);
/* That was the last name in the path -- we found the file */
if (ipd->cur_dir == NULL) {
//tsk_printf("%" PRIuINUM "\n", fs_dent->inode);
ipd->found = 1;
ipd->addr = fs_dent->inode;
// if our only hit is an unallocated entry
// then keep on looking -- this commonly happens with NTFS
if (fs_dent->flags & TSK_FS_DENT_FLAG_UNALLOC) {
ipd->cur_dir = pname;
return TSK_WALK_CONT;
}
else {
return TSK_WALK_STOP;
}
}
/* if it is an NTFS image with an ADS in the name, then
* break it up
*/
if (((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) ==
TSK_FS_INFO_TYPE_NTFS_TYPE)
&& ((ipd->cur_attr = strchr(ipd->cur_dir, ':')) != NULL)) {
*(ipd->cur_attr) = '\0';
ipd->cur_attr++;
}
/* it is a directory so we can recurse */
if ((fs_dent->fsi->mode & TSK_FS_INODE_MODE_FMT) ==
TSK_FS_INODE_MODE_DIR) {
if (fs->dent_walk(fs, fs_dent->inode,
TSK_FS_DENT_FLAG_ALLOC | TSK_FS_DENT_FLAG_UNALLOC,
ifind_path_act, (void *) ipd)) {
return TSK_WALK_ERROR;
}
}
/* The name was correct, but it was not a directory */
else {
ipd->badpath = 1;
}
return TSK_WALK_STOP;
}
/**
* Read a specific number of blocks and print the contents to STDOUT
*
* @param fs File system to analyze
* @param lclflags flags
* @param addr Starting block address to read from
* @param read_num_units Number of blocks to read
*
* @return 1 on error and 0 on success
*/
uint8_t
tsk_fs_blkcat(TSK_FS_INFO * fs, TSK_FS_BLKCAT_FLAG_ENUM lclflags,
TSK_DADDR_T addr, TSK_DADDR_T read_num_units)
{
char *buf;
ssize_t cnt;
int i;
if (lclflags & TSK_FS_BLKCAT_STAT) {
stats(fs);
return 0;
}
if (addr + read_num_units - 1 > fs->last_block) {
tsk_error_reset();
tsk_error_set_errno(TSK_ERR_FS_ARG);
tsk_error_set_errstr
("tsk_fs_blkcat: requested size is larger than last block in image (%"
PRIuDADDR ")", fs->last_block);
return 1;
}
#ifdef TSK_WIN32
if (-1 == _setmode(_fileno(stdout), _O_BINARY)) {
tsk_error_reset();
tsk_error_set_errno(TSK_ERR_FS_WRITE);
tsk_error_set_errstr
("blkcat_lib: error setting stdout to binary: %s",
strerror(errno));
return 1;
}
#endif
if (lclflags & TSK_FS_BLKCAT_HTML) {
tsk_printf("<html>\n");
tsk_printf("<head>\n");
tsk_printf("<title>Unit: %" PRIuDADDR " Size: %" PRIuOFF
" bytes</title>\n", addr, read_num_units * fs->block_size);
tsk_printf("</head>\n");
tsk_printf("<body>\n");
}
if ((lclflags & TSK_FS_BLKCAT_HEX) && (lclflags & TSK_FS_BLKCAT_HTML))
tsk_printf("<table border=0>\n");
if ((buf = tsk_malloc(fs->block_size)) == NULL)
return 1;
for (i = 0; i < read_num_units; i++) {
/* Read the block */
cnt = tsk_fs_read_block(fs, addr + i, buf, fs->block_size);
if (cnt != fs->block_size) {
if (cnt >= 0) {
tsk_error_reset();
tsk_error_set_errno(TSK_ERR_FS_READ);
}
tsk_error_set_errstr("blkcat: Error reading block at %"
PRIuDADDR, addr);
return 1;
}
/* do a hexdump like printout */
if (lclflags & TSK_FS_BLKCAT_HEX) {
TSK_OFF_T idx1, idx2;
for (idx1 = 0; idx1 < fs->block_size; idx1 += 16) {
/* Print the offset */
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("<tr><td>%" PRIuOFF "</td>",
i * fs->block_size + idx1);
else
tsk_printf("%" PRIuOFF "\t",
i * fs->block_size + idx1);
/* Print the hex */
for (idx2 = 0; idx2 < 16; idx2++) {
if ((lclflags & TSK_FS_BLKCAT_HTML)
&& (0 == (idx2 % 4)))
tsk_printf("<td>");
tsk_printf("%.2x", buf[idx2 + idx1] & 0xff);
if (3 == (idx2 % 4)) {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("</td>");
else
tsk_printf(" ");
}
}
/* Print the ASCII */
tsk_printf("\t");
for (idx2 = 0; idx2 < 16; idx2++) {
if ((lclflags & TSK_FS_BLKCAT_HTML)
&& (0 == (idx2 % 4)))
tsk_printf("<td>");
if ((isascii((int) buf[idx2 + idx1])) &&
(!iscntrl((int) buf[idx2 + idx1])))
tsk_printf("%c", buf[idx2 + idx1]);
else
tsk_printf(".");
if (3 == (idx2 % 4)) {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("</td>");
else
tsk_printf(" ");
}
}
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("</tr>");
tsk_printf("\n");
}
}
/* print in all ASCII */
else if (lclflags & TSK_FS_BLKCAT_ASCII) {
TSK_OFF_T idx;
for (idx = 0; idx < fs->block_size; idx++) {
if ((isprint((int) buf[idx]))
|| (buf[idx] == '\t')) {
tsk_printf("%c", buf[idx]);
}
else if ((buf[idx] == '\n')
|| (buf[idx] == '\r')) {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("<br>");
tsk_printf("%c", buf[idx]);
}
else
tsk_printf(".");
}
}
/* print raw */
else {
if (fwrite(buf, fs->block_size, 1, stdout) != 1) {
tsk_error_reset();
tsk_error_set_errno(TSK_ERR_FS_WRITE);
tsk_error_set_errstr
("blkcat_lib: error writing to stdout: %s",
strerror(errno));
free(buf);
return 1;
}
}
}
free(buf);
if (lclflags & TSK_FS_BLKCAT_HEX) {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("</table>\n");
else
tsk_printf("\n");
}
else if (lclflags & TSK_FS_BLKCAT_ASCII) {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("<br>");
tsk_printf("\n");
}
else {
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("<br>");
}
if (lclflags & TSK_FS_BLKCAT_HTML)
tsk_printf("</body>\n</html>\n");
return 0;
}
int
MAIN(int argc, TSK_TCHAR ** argv)
{
TSK_TCHAR *imgtype = NULL;
TSK_TCHAR *fstype = NULL;
TSK_FS_INFO *fs;
TSK_IMG_INFO *img;
int ch;
TSK_TCHAR *cp;
extern int optind;
DADDR_T block = 0; /* the block to find */
INUM_T parinode = 0;
TSK_TCHAR *path = NULL;
SSIZE_T imgoff = 0;
progname = argv[0];
setlocale(LC_ALL, "");
localflags = 0;
while ((ch = getopt(argc, argv, _TSK_T("ad:f:i:ln:o:p:vVz:"))) > 0) {
switch (ch) {
case _TSK_T('a'):
localflags |= TSK_FS_IFIND_ALL;
break;
case _TSK_T('d'):
if (localflags & (TSK_FS_IFIND_PAR | TSK_FS_IFIND_PATH)) {
tsk_fprintf(stderr,
"error: only one address type can be given\n");
usage();
}
localflags |= TSK_FS_IFIND_DATA;
block = TSTRTOULL(optarg, &cp, 0);
if (*cp || *cp == *optarg) {
TFPRINTF(stderr, _TSK_T("Invalid block address: %s\n"),
optarg);
usage();
}
break;
case _TSK_T('f'):
fstype = optarg;
if (TSTRCMP(fstype, _TSK_T("list")) == 0) {
tsk_fs_print_types(stderr);
exit(1);
}
break;
case _TSK_T('i'):
imgtype = optarg;
if (TSTRCMP(imgtype, _TSK_T("list")) == 0) {
tsk_img_print_types(stderr);
exit(1);
}
break;
case _TSK_T('l'):
localflags |= TSK_FS_IFIND_PAR_LONG;
break;
case _TSK_T('n'):
{
size_t len;
if (localflags & (TSK_FS_IFIND_PAR | TSK_FS_IFIND_DATA)) {
tsk_fprintf(stderr,
"error: only one address type can be given\n");
usage();
}
localflags |= TSK_FS_IFIND_PATH;
len = (TSTRLEN(optarg) + 1) * sizeof(TSK_TCHAR);
if ((path = (TSK_TCHAR *) tsk_malloc(len)) == NULL) {
tsk_error_print(stderr);
exit(1);
}
TSTRNCPY(path, optarg, TSTRLEN(optarg) + 1);
break;
}
case 'o':
if ((imgoff = tsk_parse_offset(optarg)) == -1) {
tsk_error_print(stderr);
exit(1);
}
break;
case 'p':
if (localflags & (TSK_FS_IFIND_PATH | TSK_FS_IFIND_DATA)) {
tsk_fprintf(stderr,
"error: only one address type can be given\n");
usage();
}
localflags |= TSK_FS_IFIND_PAR;
if (tsk_parse_inum(optarg, &parinode, NULL, NULL, NULL)) {
TFPRINTF(stderr, _TSK_T("Invalid inode address: %s\n"),
optarg);
usage();
}
break;
case 'v':
tsk_verbose++;
break;
case 'V':
tsk_print_version(stdout);
exit(0);
case 'z':
{
TSK_TCHAR envstr[32];
TSNPRINTF(envstr, 32, _TSK_T("TZ=%s"), optarg);
if (0 != PUTENV(envstr)) {
tsk_fprintf(stderr, "error setting environment");
exit(1);
}
/* we should be checking this somehow */
TZSET();
break;
}
case '?':
default:
tsk_fprintf(stderr, "Invalid argument: %s\n", argv[optind]);
usage();
}
}
/* We need at least one more argument */
if (optind >= argc) {
tsk_fprintf(stderr, "Missing image name\n");
if (path)
free(path);
usage();
}
if (0 ==
(localflags & (TSK_FS_IFIND_PATH | TSK_FS_IFIND_DATA |
TSK_FS_IFIND_PAR))) {
tsk_fprintf(stderr, "-d, -n, or -p must be given\n");
usage();
}
if ((img =
tsk_img_open(imgtype, argc - optind,
(const TSK_TCHAR **) &argv[optind])) == NULL) {
tsk_error_print(stderr);
if (path)
free(path);
exit(1);
}
if ((fs = tsk_fs_open(img, imgoff, fstype)) == NULL) {
tsk_error_print(stderr);
if (tsk_errno == TSK_ERR_FS_UNSUPTYPE)
tsk_fs_print_types(stderr);
img->close(img);
if (path)
free(path);
exit(1);
}
if (localflags & TSK_FS_IFIND_DATA) {
if (block > fs->last_block) {
tsk_fprintf(stderr,
"Block %" PRIuDADDR
" is larger than last block in image (%" PRIuDADDR
")\n", block, fs->last_block);
fs->close(fs);
img->close(img);
exit(1);
}
else if (block == 0) {
tsk_printf("Inode not found\n");
fs->close(fs);
img->close(img);
exit(1);
}
if (tsk_fs_ifind_data(fs, localflags, block)) {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
exit(1);
}
}
else if (localflags & TSK_FS_IFIND_PAR) {
if ((fs->ftype & TSK_FS_INFO_TYPE_FS_MASK) !=
TSK_FS_INFO_TYPE_NTFS_TYPE) {
tsk_fprintf(stderr, "-p works only with NTFS file systems\n");
fs->close(fs);
img->close(img);
exit(1);
}
else if (parinode > fs->last_inum) {
tsk_fprintf(stderr,
"Meta data %" PRIuINUM
" is larger than last MFT entry in image (%" PRIuINUM
")\n", parinode, fs->last_inum);
fs->close(fs);
img->close(img);
exit(1);
}
if (tsk_fs_ifind_par(fs, localflags, parinode)) {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
exit(1);
}
}
else if (localflags & TSK_FS_IFIND_PATH) {
int retval;
INUM_T inum;
if (-1 == (retval =
tsk_fs_ifind_path(fs, localflags, path, &inum))) {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
free(path);
exit(1);
}
free(path);
if (retval == 1)
tsk_printf("File not found\n");
else
tsk_printf("%" PRIuINUM "\n", inum);
}
fs->close(fs);
img->close(img);
exit(0);
}
static void
print_stats(const TSK_VS_INFO * vs)
{
tsk_printf("%s\n", tsk_vs_type_toname(vs->vstype));
return;
}
// XXX([email protected]): had better fix the comment // find file of the given inode // // \param fs filesystem info structure defined in sleuthkit // \param lclflags traverse options defined in sleuthkit // \param a_inode the inode of the file // \param type filesystem type number // \param type_used don't know what it is, just give a 0(XXX) // \param id the id of file attribute that the inode refers // \param id_used don't know what it is, just give a 0(XXX) // \param flags traverse options difned in sleuthkit // // Return 0 if error, otherwise a pointer static MBA_FFIND_DATA* fs_ffind(TSK_FS_INFO * fs, TSK_FS_FFIND_FLAG_ENUM lclflags, TSK_INUM_T a_inode, TSK_FS_ATTR_TYPE_ENUM type, uint8_t type_used, uint16_t id, uint8_t id_used, TSK_FS_DIR_WALK_FLAG_ENUM flags) { MBA_FFIND_DATA* data=(MBA_FFIND_DATA*)malloc(sizeof(MBA_FFIND_DATA)); char* orphan =NULL; int size = 0; if(data == NULL) { printf("Cannot allocate memory\n"); return NULL; } data->found = 0; data->flags = lclflags; data->inode = a_inode; utarray_new(data->filenames, &ut_str_icd); /* Since we start the walk on the root inode, then this will not show ** up in the above functions, so do it now */ if (data->inode == fs->root_inum) { if (flags & TSK_FS_DIR_WALK_FLAG_ALLOC) { //tsk_printf("/\n"); data->found = 1; if (!(lclflags & TSK_FS_FFIND_ALL)) return data; } } if (TSK_FS_TYPE_ISNTFS(fs->ftype)) { if (ntfs_find_file(fs, data->inode, type, type_used, id, id_used, flags, find_file_act, data)) return NULL; } else { if (tsk_fs_dir_walk(fs, fs->root_inum, flags, find_file_act, data)) return NULL; } if (data->found == 0) { /* With FAT, we can at least give the name of the file and call * it orphan */ if (TSK_FS_TYPE_ISFAT(fs->ftype)) { TSK_FS_FILE *fs_file = tsk_fs_file_open_meta(fs, NULL, data->inode); if ((fs_file != NULL) && (fs_file->meta != NULL) && (fs_file->meta->name2 != NULL)) { //if (fs_file->meta->flags & TSK_FS_META_FLAG_UNALLOC) // tsk_printf("* "); //tsk_printf("%s/%s\n", TSK_FS_ORPHAN_STR, // fs_file->meta->name2->name); //Added Ophan file into file list size = strlen(TSK_FS_ORPHAN_STR) + strlen(fs_file->meta->name2->name)+2; orphan = (char*)malloc(size); if(orphan == NULL) { printf("Cannot allocate memory\n"); }else { snprintf(orphan, size, "%s/%s", TSK_FS_ORPHAN_STR,fs_file->meta->name2->name); utarray_push_back(data->filenames, orphan ); } } if (fs_file) tsk_fs_file_close(fs_file); } else { tsk_printf("File name not found for inode\n"); } } return data; }
/* inode walk call back for tsk_fs_ifind_par to find unallocated files
* based on parent directory
*/
static TSK_WALK_RET_ENUM
ifind_par_act(TSK_FS_FILE * fs_file, void *ptr)
{
IFIND_PAR_DATA *data = (IFIND_PAR_DATA *) ptr;
TSK_FS_META_NAME_LIST *fs_name_list;
/* go through each file name attribute for this file */
fs_name_list = fs_file->meta->name2;
while (fs_name_list) {
/* we found a file that has the target parent directory.
* Make a FS_NAME structure and print it. */
if (fs_name_list->par_inode == data->parinode) {
int i, cnt;
uint8_t printed;
TSK_FS_NAME *fs_name;
if ((fs_name = tsk_fs_name_alloc(256, 0)) == NULL)
return TSK_WALK_ERROR;
/* Fill in the basics of the fs_name entry
* so we can print in the fls formats */
fs_name->meta_addr = fs_file->meta->addr;
fs_name->flags = TSK_FS_NAME_FLAG_UNALLOC;
strncpy(fs_name->name, fs_name_list->name, fs_name->name_size);
// now look for the $Data and $IDXROOT attributes
fs_file->name = fs_name;
printed = 0;
// cycle through the attributes
cnt = tsk_fs_file_attr_getsize(fs_file);
for (i = 0; i < cnt; i++) {
const TSK_FS_ATTR *fs_attr =
tsk_fs_file_attr_get_idx(fs_file, i);
if (!fs_attr)
continue;
if ((fs_attr->type == TSK_FS_ATTR_TYPE_NTFS_DATA)
|| (fs_attr->type == TSK_FS_ATTR_TYPE_NTFS_IDXROOT)) {
if (data->flags & TSK_FS_IFIND_PAR_LONG) {
tsk_fs_name_print_long(stdout, fs_file, NULL,
fs_file->fs_info, fs_attr, 0, 0);
tsk_printf("\n");
}
else {
tsk_fs_name_print(stdout, fs_file, NULL,
fs_file->fs_info, fs_attr, 0);
tsk_printf("\n");
}
printed = 1;
}
}
// if there were no attributes, print what we got
if (printed == 0) {
if (data->flags & TSK_FS_IFIND_PAR_LONG) {
tsk_fs_name_print_long(stdout, fs_file, NULL,
fs_file->fs_info, NULL, 0, 0);
tsk_printf("\n");
}
else {
tsk_fs_name_print(stdout, fs_file, NULL,
fs_file->fs_info, NULL, 0);
tsk_printf("\n");
}
}
tsk_fs_name_free(fs_name);
data->found = 1;
}
fs_name_list = fs_name_list->next;
}
return TSK_WALK_CONT;
}
/**
* \internal
* Print block statistics to stdout
*
* @param fs File system to analyze
*/
static void
stats(TSK_FS_INFO * fs)
{
tsk_printf("%d: Size of Addressable Unit\n", fs->block_size);
}
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;
int ch;
uint8_t type = 0;
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];
setlocale(LC_ALL, "");
while ((ch = GETOPT(argc, argv, _TSK_T("b:f:i:o:tvV"))) > 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('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('t'):
type = 1;
break;
case _TSK_T('v'):
tsk_verbose++;
break;
case _TSK_T('V'):
tsk_version_print(stdout);
exit(0);
}
}
/* We need at least one more argument */
if (OPTIND >= argc) {
tsk_fprintf(stderr, "Missing image name\n");
usage();
}
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);
}
if ((fs = tsk_fs_open_img(img, imgaddr * img->sector_size, fstype)) == NULL) {
tsk_error_print(stderr);
if (tsk_error_get_errno() == TSK_ERR_FS_UNSUPTYPE)
tsk_fs_type_print(stderr);
img->close(img);
exit(1);
}
if (type) {
tsk_printf("%s\n", tsk_fs_type_toname(fs->ftype));
}
else {
if (fs->fsstat(fs, stdout)) {
tsk_error_print(stderr);
fs->close(fs);
img->close(img);
exit(1);
}
}
fs->close(fs);
img->close(img);
exit(0);
}
