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/*
* The Sleuth Kit
*
* Brian Carrier [carrier <at> sleuthkit [dot] org]
* Copyright (c) 2008-2011 Brian Carrier. All Rights reserved
*
*
* This software is distributed under the Common Public License 1.0
*
*/
/* Test and compare the file attribute list apis */
#include "tsk/tsk_tools_i.h"
static char *s_root;
/* Verify that a specific attribute can be read from the file
* @param a_addr The metadata address of the file to analyze
* @param a_type Type that is known to be in file
* @returns 1 if a test failed
*/
static int
test_get_type(TSK_FS_INFO * a_fs, TSK_INUM_T a_addr,
TSK_FS_ATTR_TYPE_ENUM a_type)
{
TSK_FS_FILE *fs_file;
// open the file
fs_file = tsk_fs_file_open_meta(a_fs, NULL, a_addr);
if (!fs_file) {
fprintf(stderr, "Error opening file %" PRIuINUM " via meta\n",
a_addr);
tsk_error_print(stderr);
return 1;
}
// verify the specified type can be opened
const TSK_FS_ATTR *fs_attr =
tsk_fs_file_attr_get_type(fs_file, a_type, 0, 0);
if (!fs_attr) {
fprintf(stderr,
"Error getting specified attribute %d-X (no id) from %"
PRIuINUM "\n", a_type, a_addr);
tsk_error_print(stderr);
return 1;
}
tsk_fs_file_close(fs_file);
return 0;
}
/* Verify that all attributes can be accessed from both get_idx and get_type...
* @param a_addr The metadata address of the file to analyze
* @param a_len Expected number of attributes in file.
* @returns 1 if a test failed
*/
static int
test_get_apis(TSK_FS_INFO * a_fs, TSK_INUM_T a_addr, int a_len)
{
TSK_FS_FILE *fs_file;
int retval = 0;
// open the file
fs_file = tsk_fs_file_open_meta(a_fs, NULL, a_addr);
if (!fs_file) {
fprintf(stderr, "Error opening file %" PRIuINUM " via meta\n",
a_addr);
tsk_error_print(stderr);
return 1;
}
int len = tsk_fs_file_attr_getsize(fs_file);
if (len != a_len) {
fprintf(stderr,
"%" PRIuINUM
" attribute count diff from expected (%d vs %d)\n", a_addr,
a_len, len);
tsk_error_print(stderr);
return 1;
}
for (int i = 0; i < len; i++) {
// get the attribute by index
const TSK_FS_ATTR *fs_attr = tsk_fs_file_attr_get_idx(fs_file, i);
if (!fs_attr) {
fprintf(stderr,
"Error getting attribute %d from %" PRIuINUM "\n", i,
a_addr);
tsk_error_print(stderr);
return 1;
}
// verify we can also get it via type / id
const TSK_FS_ATTR *fs_attr2 =
tsk_fs_file_attr_get_type(fs_file, fs_attr->type, fs_attr->id,
1);
if (!fs_attr2) {
fprintf(stderr,
"Error getting attribute %d-%d from %" PRIuINUM "\n",
fs_attr->type, fs_attr->id, a_addr);
tsk_error_print(stderr);
return 1;
}
if ((fs_attr->type != fs_attr2->type)
|| (fs_attr->id != fs_attr2->id)) {
fprintf(stderr,
"Attribute from get_type not expected %d-%d vs %d-%d from %"
PRIuINUM "\n", fs_attr->type, fs_attr->id, fs_attr2->type,
fs_attr2->id, a_addr);
tsk_error_print(stderr);
return 1;
}
if (fs_attr != fs_attr2) {
fprintf(stderr,
"Attribute from get_type not same addr as original %p vs %p from %"
PRIuINUM "\n", fs_attr, fs_attr2, a_addr);
tsk_error_print(stderr);
return 1;
}
// verify we also get something via only type
fs_attr2 = tsk_fs_file_attr_get_type(fs_file, fs_attr->type, 0, 0);
if (!fs_attr2) {
fprintf(stderr,
"Error getting attribute %d (no id) from %" PRIuINUM "\n",
fs_attr->type, a_addr);
tsk_error_print(stderr);
return 1;
}
if (fs_attr->type != fs_attr2->type) {
fprintf(stderr,
"Attribute from get_type (no id) not expected %d vs %d from %"
PRIuINUM "\n", fs_attr->type, fs_attr2->type, a_addr);
tsk_error_print(stderr);
return 1;
}
// Try with a "random" ID: Note this atribute could actually exist...
fs_attr2 =
tsk_fs_file_attr_get_type(fs_file, fs_attr->type, 0xfd, 1);
if (fs_attr2) {
fprintf(stderr,
"Got unexpected attribute %d-0xfd (random ID) from %"
PRIuINUM "\n", fs_attr->type, a_addr);
tsk_error_print(stderr);
return 1;
}
else if (tsk_error_get_errno() != TSK_ERR_FS_ATTR_NOTFOUND) {
fprintf(stderr,
"Unexpected error code %x from getting %d-0xfd (random ID) from %"
PRIuINUM "\n", (int)tsk_error_get_errno(), fs_attr->type, a_addr);
tsk_error_print(stderr);
return 1;
}
tsk_error_reset();
// Try with a "random" type Note this atribute could actually exist...
fs_attr2 =
tsk_fs_file_attr_get_type(fs_file,
(TSK_FS_ATTR_TYPE_ENUM) (fs_attr->type + 37), 0, 0);
if (fs_attr2) {
fprintf(stderr,
"Got unexpected attribute %d-X (random type, no id) from %"
PRIuINUM "\n", fs_attr->type + 37, a_addr);
tsk_error_print(stderr);
return 1;
}
else if (tsk_error_get_errno() != TSK_ERR_FS_ATTR_NOTFOUND) {
fprintf(stderr,
"Unexpected error code %x from getting %d-X (random type, no id) from %"
PRIuINUM "\n", (int)tsk_error_get_errno(), fs_attr->type, a_addr);
tsk_error_print(stderr);
return 1;
}
tsk_error_reset();
}
tsk_fs_file_close(fs_file);
return retval;
}
int
test_fat12()
{
TSK_FS_INFO *fs;
TSK_IMG_INFO *img;
const char *tname = "fat12.dd";
char fname[512];
snprintf(fname, 512, "%s/fat12.dd", s_root);
if ((img = tsk_img_open_sing((const TSK_TCHAR *)fname, (TSK_IMG_TYPE_ENUM) 0, 0)) == NULL) {
fprintf(stderr, "Error opening %s image\n", tname);
tsk_error_print(stderr);
return 1;
}
if ((fs = tsk_fs_open_img(img, 0, (TSK_FS_TYPE_ENUM) 0)) == NULL) {
fprintf(stderr, "Error opening %s image\n", tname);
tsk_error_print(stderr);
return 1;
}
// verify the APIs get teh same for file 47
if (test_get_apis(fs, 47, 1)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
// verify the one attribte is the expected type
if (test_get_type(fs, 47, TSK_FS_ATTR_TYPE_DEFAULT)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
tsk_fs_close(fs);
tsk_img_close(img);
return 0;
}
static int
test_ntfs_fe()
{
TSK_FS_INFO *fs;
TSK_IMG_INFO *img;
const char *tname = "fe_test_1-NTFS";
char fname[512];
snprintf(fname, 512, "%s/fe_test_1.img", s_root);
if ((img = tsk_img_open_sing((const TSK_TCHAR *)fname, (TSK_IMG_TYPE_ENUM) 0, 0)) == NULL) {
fprintf(stderr, "Error opening %s image\n", tname);
tsk_error_print(stderr);
return 1;
}
if ((fs = tsk_fs_open_img(img, 32256, (TSK_FS_TYPE_ENUM) 0)) == NULL) {
fprintf(stderr, "Error opening %s image\n", tname);
tsk_error_print(stderr);
return 1;
}
// Verify the APIS get the same and that they are the expected type
if (test_get_apis(fs, 35, 3)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 35, TSK_FS_ATTR_TYPE_NTFS_SI)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 35, TSK_FS_ATTR_TYPE_NTFS_FNAME)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 35, TSK_FS_ATTR_TYPE_NTFS_DATA)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
if (test_get_apis(fs, 9, 7)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_SI)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_FNAME)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_DATA)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_IDXROOT)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_IDXALLOC)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
else if (test_get_type(fs, 9, TSK_FS_ATTR_TYPE_NTFS_BITMAP)) {
fprintf(stderr, "%s failure\n", tname);
return 1;
}
tsk_fs_close(fs);
tsk_img_close(img);
return 0;
}
int
main(int argc, char **argv)
{
if (argc != 2) {
fprintf(stderr, "missing image root directory\n");
return 1;
}
s_root = argv[1];
if (test_fat12()) {
return 1;
}
else if (test_ntfs_fe()) {
return 1;
}
printf("Tests Passed\n");
return 0;
}
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