/src/libfsntfs/libfsntfs/libfsntfs_mft_entry.c
Line | Count | Source |
1 | | /* |
2 | | * Master File Table (MFT) entry functions |
3 | | * |
4 | | * Copyright (C) 2010-2024, Joachim Metz <joachim.metz@gmail.com> |
5 | | * |
6 | | * Refer to AUTHORS for acknowledgements. |
7 | | * |
8 | | * This program is free software: you can redistribute it and/or modify |
9 | | * it under the terms of the GNU Lesser General Public License as published by |
10 | | * the Free Software Foundation, either version 3 of the License, or |
11 | | * (at your option) any later version. |
12 | | * |
13 | | * This program is distributed in the hope that it will be useful, |
14 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | | * GNU General Public License for more details. |
17 | | * |
18 | | * You should have received a copy of the GNU Lesser General Public License |
19 | | * along with this program. If not, see <https://www.gnu.org/licenses/>. |
20 | | */ |
21 | | |
22 | | #include <common.h> |
23 | | #include <byte_stream.h> |
24 | | #include <memory.h> |
25 | | #include <types.h> |
26 | | |
27 | | #include "libfsntfs_debug.h" |
28 | | #include "libfsntfs_definitions.h" |
29 | | #include "libfsntfs_directory_entry.h" |
30 | | #include "libfsntfs_fixup_values.h" |
31 | | #include "libfsntfs_io_handle.h" |
32 | | #include "libfsntfs_libbfio.h" |
33 | | #include "libfsntfs_libcdata.h" |
34 | | #include "libfsntfs_libcerror.h" |
35 | | #include "libfsntfs_libcnotify.h" |
36 | | #include "libfsntfs_libfcache.h" |
37 | | #include "libfsntfs_libfdata.h" |
38 | | #include "libfsntfs_libuna.h" |
39 | | #include "libfsntfs_mft_attribute.h" |
40 | | #include "libfsntfs_mft_attribute_list.h" |
41 | | #include "libfsntfs_mft_attribute_list_entry.h" |
42 | | #include "libfsntfs_mft_entry.h" |
43 | | #include "libfsntfs_mft_entry_header.h" |
44 | | #include "libfsntfs_standard_information_values.h" |
45 | | #include "libfsntfs_types.h" |
46 | | #include "libfsntfs_unused.h" |
47 | | |
48 | | #include "fsntfs_mft_entry.h" |
49 | | |
50 | | const char fsntfs_mft_entry_signature[ 4 ] = { 'F', 'I', 'L', 'E' }; |
51 | | |
52 | | /* Checks if a buffer containing the MFT entry is filled with 0-byte values (empty-block) |
53 | | * Returns 1 if empty, 0 if not or -1 on error |
54 | | */ |
55 | | int libfsntfs_mft_entry_check_for_empty_block( |
56 | | const uint8_t *data, |
57 | | size_t data_size, |
58 | | libcerror_error_t **error ) |
59 | 35.9k | { |
60 | 35.9k | libfsntfs_aligned_t *aligned_data_index = NULL; |
61 | 35.9k | libfsntfs_aligned_t *aligned_data_start = NULL; |
62 | 35.9k | uint8_t *data_index = NULL; |
63 | 35.9k | uint8_t *data_start = NULL; |
64 | 35.9k | static char *function = "libfsntfs_mft_entry_check_for_empty_block"; |
65 | | |
66 | 35.9k | if( data == NULL ) |
67 | 0 | { |
68 | 0 | libcerror_error_set( |
69 | 0 | error, |
70 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
71 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
72 | 0 | "%s: invalid data.", |
73 | 0 | function ); |
74 | |
|
75 | 0 | return( -1 ); |
76 | 0 | } |
77 | 35.9k | if( data_size > (size_t) SSIZE_MAX ) |
78 | 0 | { |
79 | 0 | libcerror_error_set( |
80 | 0 | error, |
81 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
82 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
83 | 0 | "%s: invalid data size value exceeds maximum.", |
84 | 0 | function ); |
85 | |
|
86 | 0 | return( -1 ); |
87 | 0 | } |
88 | 35.9k | data_start = (uint8_t *) data; |
89 | 35.9k | data_index = (uint8_t *) data + 1; |
90 | 35.9k | data_size -= 1; |
91 | | |
92 | | /* Only optimize for data larger than the alignment |
93 | | */ |
94 | 35.9k | if( data_size > ( 2 * sizeof( libfsntfs_aligned_t ) ) ) |
95 | 35.9k | { |
96 | | /* Align the data start |
97 | | */ |
98 | 35.9k | while( ( (intptr_t) data_start % sizeof( libfsntfs_aligned_t ) ) != 0 ) |
99 | 0 | { |
100 | 0 | if( *data_start != *data_index ) |
101 | 0 | { |
102 | 0 | return( 0 ); |
103 | 0 | } |
104 | 0 | data_start += 1; |
105 | 0 | data_index += 1; |
106 | 0 | data_size -= 1; |
107 | 0 | } |
108 | | /* Align the data index |
109 | | */ |
110 | 90.7k | while( ( (intptr_t) data_index % sizeof( libfsntfs_aligned_t ) ) != 0 ) |
111 | 84.1k | { |
112 | 84.1k | if( *data_start != *data_index ) |
113 | 29.4k | { |
114 | 29.4k | return( 0 ); |
115 | 29.4k | } |
116 | 54.7k | data_index += 1; |
117 | 54.7k | data_size -= 1; |
118 | 54.7k | } |
119 | 6.53k | aligned_data_start = (libfsntfs_aligned_t *) data_start; |
120 | 6.53k | aligned_data_index = (libfsntfs_aligned_t *) data_index; |
121 | | |
122 | 304k | while( data_size > sizeof( libfsntfs_aligned_t ) ) |
123 | 302k | { |
124 | 302k | if( *aligned_data_start != *aligned_data_index ) |
125 | 4.90k | { |
126 | 4.90k | return( 0 ); |
127 | 4.90k | } |
128 | 298k | aligned_data_index += 1; |
129 | 298k | data_size -= sizeof( libfsntfs_aligned_t ); |
130 | 298k | } |
131 | 1.62k | data_index = (uint8_t *) aligned_data_index; |
132 | 1.62k | } |
133 | 12.7k | while( data_size != 0 ) |
134 | 11.3k | { |
135 | 11.3k | if( *data_start != *data_index ) |
136 | 278 | { |
137 | 278 | return( 0 ); |
138 | 278 | } |
139 | 11.1k | data_index += 1; |
140 | 11.1k | data_size -= 1; |
141 | 11.1k | } |
142 | 1.34k | return( 1 ); |
143 | 1.62k | } |
144 | | |
145 | | /* Creates a MFT entry |
146 | | * Make sure the value mft_entry is referencing, is set to NULL |
147 | | * Returns 1 if successful or -1 on error |
148 | | */ |
149 | | int libfsntfs_mft_entry_initialize( |
150 | | libfsntfs_mft_entry_t **mft_entry, |
151 | | libcerror_error_t **error ) |
152 | 36.5k | { |
153 | 36.5k | static char *function = "libfsntfs_mft_entry_initialize"; |
154 | | |
155 | 36.5k | if( mft_entry == NULL ) |
156 | 0 | { |
157 | 0 | libcerror_error_set( |
158 | 0 | error, |
159 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
160 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
161 | 0 | "%s: invalid MFT entry.", |
162 | 0 | function ); |
163 | |
|
164 | 0 | return( -1 ); |
165 | 0 | } |
166 | 36.5k | if( *mft_entry != NULL ) |
167 | 0 | { |
168 | 0 | libcerror_error_set( |
169 | 0 | error, |
170 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
171 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
172 | 0 | "%s: invalid MFT entry value already set.", |
173 | 0 | function ); |
174 | |
|
175 | 0 | return( -1 ); |
176 | 0 | } |
177 | 36.5k | *mft_entry = memory_allocate_structure( |
178 | 36.5k | libfsntfs_mft_entry_t ); |
179 | | |
180 | 36.5k | if( *mft_entry == NULL ) |
181 | 0 | { |
182 | 0 | libcerror_error_set( |
183 | 0 | error, |
184 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
185 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
186 | 0 | "%s: unable to create MFT entry.", |
187 | 0 | function ); |
188 | |
|
189 | 0 | goto on_error; |
190 | 0 | } |
191 | 36.5k | if( memory_set( |
192 | 36.5k | *mft_entry, |
193 | 36.5k | 0, |
194 | 36.5k | sizeof( libfsntfs_mft_entry_t ) ) == NULL ) |
195 | 0 | { |
196 | 0 | libcerror_error_set( |
197 | 0 | error, |
198 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
199 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
200 | 0 | "%s: unable to clear MFT entry.", |
201 | 0 | function ); |
202 | |
|
203 | 0 | memory_free( |
204 | 0 | *mft_entry ); |
205 | |
|
206 | 0 | *mft_entry = NULL; |
207 | |
|
208 | 0 | return( -1 ); |
209 | 0 | } |
210 | 36.5k | if( libcdata_array_initialize( |
211 | 36.5k | &( ( *mft_entry )->attributes_array ), |
212 | 36.5k | 0, |
213 | 36.5k | error ) != 1 ) |
214 | 0 | { |
215 | 0 | libcerror_error_set( |
216 | 0 | error, |
217 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
218 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
219 | 0 | "%s: unable to create attributes array.", |
220 | 0 | function ); |
221 | |
|
222 | 0 | goto on_error; |
223 | 0 | } |
224 | 36.5k | if( libcdata_array_initialize( |
225 | 36.5k | &( ( *mft_entry )->alternate_data_attributes_array ), |
226 | 36.5k | 0, |
227 | 36.5k | error ) != 1 ) |
228 | 0 | { |
229 | 0 | libcerror_error_set( |
230 | 0 | error, |
231 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
232 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
233 | 0 | "%s: unable to create alternate data attributes array.", |
234 | 0 | function ); |
235 | |
|
236 | 0 | goto on_error; |
237 | 0 | } |
238 | 36.5k | ( *mft_entry )->file_name_attribute_index = -1; |
239 | 36.5k | ( *mft_entry )->reparse_point_attribute_index = -1; |
240 | 36.5k | ( *mft_entry )->security_descriptor_attribute_index = -1; |
241 | 36.5k | ( *mft_entry )->standard_information_attribute_index = -1; |
242 | 36.5k | ( *mft_entry )->volume_information_attribute_index = -1; |
243 | 36.5k | ( *mft_entry )->volume_name_attribute_index = -1; |
244 | | |
245 | 36.5k | return( 1 ); |
246 | | |
247 | 0 | on_error: |
248 | 0 | if( *mft_entry != NULL ) |
249 | 0 | { |
250 | 0 | if( ( *mft_entry )->alternate_data_attributes_array != NULL ) |
251 | 0 | { |
252 | 0 | libcdata_array_free( |
253 | 0 | &( ( *mft_entry )->alternate_data_attributes_array ), |
254 | 0 | NULL, |
255 | 0 | NULL ); |
256 | 0 | } |
257 | 0 | if( ( *mft_entry )->attributes_array != NULL ) |
258 | 0 | { |
259 | 0 | libcdata_array_free( |
260 | 0 | &( ( *mft_entry )->attributes_array ), |
261 | 0 | NULL, |
262 | 0 | NULL ); |
263 | 0 | } |
264 | 0 | memory_free( |
265 | 0 | *mft_entry ); |
266 | |
|
267 | 0 | *mft_entry = NULL; |
268 | 0 | } |
269 | 0 | return( -1 ); |
270 | 36.5k | } |
271 | | |
272 | | /* Frees a MFT entry |
273 | | * Returns 1 if successful or -1 on error |
274 | | */ |
275 | | int libfsntfs_mft_entry_free( |
276 | | libfsntfs_mft_entry_t **mft_entry, |
277 | | libcerror_error_t **error ) |
278 | 36.5k | { |
279 | 36.5k | static char *function = "libfsntfs_mft_entry_free"; |
280 | 36.5k | int result = 1; |
281 | | |
282 | 36.5k | if( mft_entry == NULL ) |
283 | 0 | { |
284 | 0 | libcerror_error_set( |
285 | 0 | error, |
286 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
287 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
288 | 0 | "%s: invalid MFT entry.", |
289 | 0 | function ); |
290 | |
|
291 | 0 | return( -1 ); |
292 | 0 | } |
293 | 36.5k | if( *mft_entry != NULL ) |
294 | 36.5k | { |
295 | 36.5k | if( ( *mft_entry )->header != NULL ) |
296 | 34.4k | { |
297 | 34.4k | if( libfsntfs_mft_entry_header_free( |
298 | 34.4k | &( ( *mft_entry )->header ), |
299 | 34.4k | error ) != 1 ) |
300 | 0 | { |
301 | 0 | libcerror_error_set( |
302 | 0 | error, |
303 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
304 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
305 | 0 | "%s: unable to free MFT entry header.", |
306 | 0 | function ); |
307 | |
|
308 | 0 | result = -1; |
309 | 0 | } |
310 | 34.4k | } |
311 | 36.5k | if( ( *mft_entry )->data != NULL ) |
312 | 20.6k | { |
313 | 20.6k | memory_free( |
314 | 20.6k | ( *mft_entry )->data ); |
315 | 20.6k | } |
316 | | /* The specific attribute references point to attributes in the array |
317 | | * and are freed by freeing the array and its values |
318 | | */ |
319 | 36.5k | if( libcdata_array_free( |
320 | 36.5k | &( ( *mft_entry )->attributes_array ), |
321 | 36.5k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
322 | 36.5k | error ) != 1 ) |
323 | 0 | { |
324 | 0 | libcerror_error_set( |
325 | 0 | error, |
326 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
327 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
328 | 0 | "%s: unable to free attributes array.", |
329 | 0 | function ); |
330 | |
|
331 | 0 | result = -1; |
332 | 0 | } |
333 | 36.5k | if( ( *mft_entry )->attribute_list != NULL ) |
334 | 1.45k | { |
335 | 1.45k | if( libfsntfs_mft_attribute_list_free( |
336 | 1.45k | &( ( *mft_entry )->attribute_list ), |
337 | 1.45k | error ) != 1 ) |
338 | 0 | { |
339 | 0 | libcerror_error_set( |
340 | 0 | error, |
341 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
342 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
343 | 0 | "%s: unable to free attribute list.", |
344 | 0 | function ); |
345 | |
|
346 | 0 | result = -1; |
347 | 0 | } |
348 | 1.45k | } |
349 | | /* The alternate_data_attributes_array only contains references that are managed |
350 | | * by the attributes_array |
351 | | */ |
352 | 36.5k | if( libcdata_array_free( |
353 | 36.5k | &( ( *mft_entry )->alternate_data_attributes_array ), |
354 | 36.5k | NULL, |
355 | 36.5k | error ) != 1 ) |
356 | 0 | { |
357 | 0 | libcerror_error_set( |
358 | 0 | error, |
359 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
360 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
361 | 0 | "%s: unable to free alternate data attributes array.", |
362 | 0 | function ); |
363 | |
|
364 | 0 | result = -1; |
365 | 0 | } |
366 | 36.5k | memory_free( |
367 | 36.5k | *mft_entry ); |
368 | | |
369 | 36.5k | *mft_entry = NULL; |
370 | 36.5k | } |
371 | 36.5k | return( result ); |
372 | 36.5k | } |
373 | | |
374 | | /* Reads the MFT entry |
375 | | * Returns 1 if successful, 0 if empty or marked as bad, or -1 on error |
376 | | */ |
377 | | int libfsntfs_mft_entry_read_data( |
378 | | libfsntfs_mft_entry_t *mft_entry, |
379 | | uint8_t *data, |
380 | | size_t data_size, |
381 | | uint32_t mft_entry_index, |
382 | | libcerror_error_t **error ) |
383 | 35.9k | { |
384 | 35.9k | static char *function = "libfsntfs_mft_entry_read_data"; |
385 | 35.9k | size_t data_offset = 0; |
386 | 35.9k | size_t unknown_data_size = 0; |
387 | 35.9k | uint16_t attributes_offset = 0; |
388 | 35.9k | uint16_t fixup_values_offset = 0; |
389 | 35.9k | uint16_t number_of_fixup_values = 0; |
390 | 35.9k | int result = 0; |
391 | | |
392 | | #if defined( HAVE_DEBUG_OUTPUT ) |
393 | | uint16_t total_entry_size = 0; |
394 | | #endif |
395 | | |
396 | 35.9k | if( mft_entry == NULL ) |
397 | 0 | { |
398 | 0 | libcerror_error_set( |
399 | 0 | error, |
400 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
401 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
402 | 0 | "%s: invalid MFT entry.", |
403 | 0 | function ); |
404 | |
|
405 | 0 | return( -1 ); |
406 | 0 | } |
407 | 35.9k | if( mft_entry->header != NULL ) |
408 | 0 | { |
409 | 0 | libcerror_error_set( |
410 | 0 | error, |
411 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
412 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
413 | 0 | "%s: invalid MFT entry - header value already set.", |
414 | 0 | function ); |
415 | |
|
416 | 0 | return( -1 ); |
417 | 0 | } |
418 | 35.9k | if( data == NULL ) |
419 | 0 | { |
420 | 0 | libcerror_error_set( |
421 | 0 | error, |
422 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
423 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
424 | 0 | "%s: invalid data.", |
425 | 0 | function ); |
426 | |
|
427 | 0 | return( -1 ); |
428 | 0 | } |
429 | 35.9k | if( data_size > (size_t) SSIZE_MAX ) |
430 | 0 | { |
431 | 0 | libcerror_error_set( |
432 | 0 | error, |
433 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
434 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
435 | 0 | "%s: invalid data size value exceeds maximum.", |
436 | 0 | function ); |
437 | |
|
438 | 0 | return( -1 ); |
439 | 0 | } |
440 | 35.9k | result = libfsntfs_mft_entry_check_for_empty_block( |
441 | 35.9k | data, |
442 | 35.9k | data_size, |
443 | 35.9k | error ); |
444 | | |
445 | 35.9k | if( result == -1 ) |
446 | 0 | { |
447 | 0 | libcerror_error_set( |
448 | 0 | error, |
449 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
450 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
451 | 0 | "%s: unable to determine if MFT entry is empty.", |
452 | 0 | function ); |
453 | |
|
454 | 0 | goto on_error; |
455 | 0 | } |
456 | 35.9k | else if( result != 0 ) |
457 | 1.34k | { |
458 | | #if defined( HAVE_DEBUG_OUTPUT ) |
459 | | if( libcnotify_verbose != 0 ) |
460 | | { |
461 | | libcnotify_printf( |
462 | | "%s: MFT entry: %" PRIu32 " is empty.\n", |
463 | | function, |
464 | | mft_entry_index ); |
465 | | } |
466 | | #endif |
467 | 1.34k | mft_entry->is_empty = 1; |
468 | | |
469 | 1.34k | return( 0 ); |
470 | 1.34k | } |
471 | 34.6k | if( libfsntfs_mft_entry_header_initialize( |
472 | 34.6k | &( mft_entry->header ), |
473 | 34.6k | error ) != 1 ) |
474 | 0 | { |
475 | 0 | libcerror_error_set( |
476 | 0 | error, |
477 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
478 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
479 | 0 | "%s: unable to create MFT entry header.", |
480 | 0 | function ); |
481 | |
|
482 | 0 | goto on_error; |
483 | 0 | } |
484 | 34.6k | result = libfsntfs_mft_entry_header_read_data( |
485 | 34.6k | mft_entry->header, |
486 | 34.6k | data, |
487 | 34.6k | data_size, |
488 | 34.6k | error ); |
489 | | |
490 | 34.6k | if( result == -1 ) |
491 | 28 | { |
492 | 28 | libcerror_error_set( |
493 | 28 | error, |
494 | 28 | LIBCERROR_ERROR_DOMAIN_IO, |
495 | 28 | LIBCERROR_IO_ERROR_READ_FAILED, |
496 | 28 | "%s: unable to read MFT entry header.", |
497 | 28 | function ); |
498 | | |
499 | 28 | goto on_error; |
500 | 28 | } |
501 | 34.6k | else if( result == 0 ) |
502 | 13.8k | { |
503 | | /* Note that an empty MFT data can contain arbitrary data |
504 | | */ |
505 | 13.8k | mft_entry->is_empty = 1; |
506 | | |
507 | 13.8k | return( 0 ); |
508 | 13.8k | } |
509 | | #if defined( HAVE_DEBUG_OUTPUT ) |
510 | | if( libcnotify_verbose != 0 ) |
511 | | { |
512 | | if( libfsntfs_mft_entry_header_get_total_entry_size( |
513 | | mft_entry->header, |
514 | | &total_entry_size, |
515 | | error ) != 1 ) |
516 | | { |
517 | | libcerror_error_set( |
518 | | error, |
519 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
520 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
521 | | "%s: unable to retrieve total entry size.", |
522 | | function ); |
523 | | |
524 | | goto on_error; |
525 | | } |
526 | | if( data_size != (size_t) total_entry_size ) |
527 | | { |
528 | | libcnotify_printf( |
529 | | "%s: mismatch in total MFT entry size (calculated: %" PRIzd ", stored: %" PRIu16 ").\n", |
530 | | function, |
531 | | data_size, |
532 | | total_entry_size ); |
533 | | } |
534 | | } |
535 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
536 | | |
537 | 20.7k | if( libfsntfs_mft_entry_header_get_attributes_offset( |
538 | 20.7k | mft_entry->header, |
539 | 20.7k | &attributes_offset, |
540 | 20.7k | error ) != 1 ) |
541 | 0 | { |
542 | 0 | libcerror_error_set( |
543 | 0 | error, |
544 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
545 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
546 | 0 | "%s: unable to retrieve attributes offset.", |
547 | 0 | function ); |
548 | |
|
549 | 0 | goto on_error; |
550 | 0 | } |
551 | 20.7k | if( attributes_offset >= data_size ) |
552 | 28 | { |
553 | 28 | libcerror_error_set( |
554 | 28 | error, |
555 | 28 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
556 | 28 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
557 | 28 | "%s: invalid attributes offset value out of bounds.", |
558 | 28 | function ); |
559 | | |
560 | 28 | goto on_error; |
561 | 28 | } |
562 | 20.7k | if( libfsntfs_mft_entry_header_get_fixup_values_offset( |
563 | 20.7k | mft_entry->header, |
564 | 20.7k | &fixup_values_offset, |
565 | 20.7k | error ) != 1 ) |
566 | 0 | { |
567 | 0 | libcerror_error_set( |
568 | 0 | error, |
569 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
570 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
571 | 0 | "%s: unable to retrieve fix-up values offset.", |
572 | 0 | function ); |
573 | |
|
574 | 0 | goto on_error; |
575 | 0 | } |
576 | 20.7k | if( fixup_values_offset > attributes_offset ) |
577 | 54 | { |
578 | 54 | libcerror_error_set( |
579 | 54 | error, |
580 | 54 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
581 | 54 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
582 | 54 | "%s: fix-up values offset exceeds attributes offset.", |
583 | 54 | function ); |
584 | | |
585 | 54 | goto on_error; |
586 | 54 | } |
587 | 20.6k | if( fixup_values_offset > 42 ) |
588 | 18.5k | { |
589 | 18.5k | data_offset = sizeof( fsntfs_mft_entry_header_t ); |
590 | 18.5k | } |
591 | 2.15k | else |
592 | 2.15k | { |
593 | | /* In NTFS 1.2 the fix-up values offset can point to wfixupPattern |
594 | | */ |
595 | 2.15k | data_offset = 42; |
596 | 2.15k | } |
597 | 20.6k | if( data_offset < fixup_values_offset ) |
598 | 12.4k | { |
599 | 12.4k | unknown_data_size = (size_t) fixup_values_offset - data_offset; |
600 | | |
601 | | #if defined( HAVE_DEBUG_OUTPUT ) |
602 | | if( libcnotify_verbose != 0 ) |
603 | | { |
604 | | libcnotify_printf( |
605 | | "%s: unknown data:\n", |
606 | | function ); |
607 | | libcnotify_print_data( |
608 | | &( data[ data_offset ] ), |
609 | | unknown_data_size, |
610 | | 0 ); |
611 | | } |
612 | | #endif |
613 | 12.4k | data_offset += unknown_data_size; |
614 | 12.4k | } |
615 | 20.6k | if( libfsntfs_mft_entry_header_get_number_of_fixup_values( |
616 | 20.6k | mft_entry->header, |
617 | 20.6k | &number_of_fixup_values, |
618 | 20.6k | error ) != 1 ) |
619 | 0 | { |
620 | 0 | libcerror_error_set( |
621 | 0 | error, |
622 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
623 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
624 | 0 | "%s: unable to retrieve number of fix-up values.", |
625 | 0 | function ); |
626 | |
|
627 | 0 | goto on_error; |
628 | 0 | } |
629 | 20.6k | if( number_of_fixup_values > 0 ) |
630 | 13.6k | { |
631 | 13.6k | if( libfsntfs_fixup_values_apply( |
632 | 13.6k | data, |
633 | 13.6k | data_size, |
634 | 13.6k | fixup_values_offset, |
635 | 13.6k | number_of_fixup_values, |
636 | 13.6k | error ) != 1 ) |
637 | 62 | { |
638 | 62 | libcerror_error_set( |
639 | 62 | error, |
640 | 62 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
641 | 62 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
642 | 62 | "%s: unable to apply fix-up values.", |
643 | 62 | function ); |
644 | | |
645 | 62 | goto on_error; |
646 | 62 | } |
647 | 13.6k | data_offset += 2 + ( (size_t) number_of_fixup_values * 2 ); |
648 | 13.6k | } |
649 | | #if defined( HAVE_DEBUG_OUTPUT ) |
650 | | if( libcnotify_verbose != 0 ) |
651 | | { |
652 | | if( data_offset < attributes_offset ) |
653 | | { |
654 | | libcnotify_printf( |
655 | | "%s: unknown data:\n", |
656 | | function ); |
657 | | libcnotify_print_data( |
658 | | &( data[ data_offset ] ), |
659 | | (size_t) attributes_offset - data_offset, |
660 | | 0 ); |
661 | | } |
662 | | } |
663 | | #endif |
664 | 20.6k | mft_entry->is_empty = 0; |
665 | | |
666 | 20.6k | mft_entry->index = mft_entry->header->index; |
667 | | |
668 | 20.6k | if( mft_entry->index != mft_entry_index ) |
669 | 18.0k | { |
670 | 18.0k | mft_entry->index = mft_entry_index; |
671 | 18.0k | } |
672 | 20.6k | mft_entry->file_reference = ( (uint64_t) mft_entry->header->sequence << 48 ) | mft_entry->index; |
673 | | |
674 | 20.6k | return( 1 ); |
675 | | |
676 | 172 | on_error: |
677 | 172 | if( mft_entry->header != NULL ) |
678 | 172 | { |
679 | 172 | libfsntfs_mft_entry_header_free( |
680 | 172 | &( mft_entry->header ), |
681 | 172 | NULL ); |
682 | 172 | } |
683 | 172 | return( -1 ); |
684 | 20.6k | } |
685 | | |
686 | | /* Reads the MFT entry |
687 | | * Returns 1 if successful or -1 on error |
688 | | */ |
689 | | int libfsntfs_mft_entry_read_file_io_handle( |
690 | | libfsntfs_mft_entry_t *mft_entry, |
691 | | libbfio_handle_t *file_io_handle, |
692 | | off64_t file_offset, |
693 | | uint32_t mft_entry_size, |
694 | | uint32_t mft_entry_index, |
695 | | libcerror_error_t **error ) |
696 | 36.5k | { |
697 | 36.5k | static char *function = "libfsntfs_mft_entry_read_file_io_handle"; |
698 | 36.5k | ssize_t read_count = 0; |
699 | 36.5k | int result = 0; |
700 | | |
701 | 36.5k | if( mft_entry == NULL ) |
702 | 0 | { |
703 | 0 | libcerror_error_set( |
704 | 0 | error, |
705 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
706 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
707 | 0 | "%s: invalid MFT entry.", |
708 | 0 | function ); |
709 | |
|
710 | 0 | return( -1 ); |
711 | 0 | } |
712 | 36.5k | if( mft_entry->data != NULL ) |
713 | 0 | { |
714 | 0 | libcerror_error_set( |
715 | 0 | error, |
716 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
717 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
718 | 0 | "%s: invalid MFT entry - data value already set.", |
719 | 0 | function ); |
720 | |
|
721 | 0 | return( -1 ); |
722 | 0 | } |
723 | 36.5k | if( ( (size_t) mft_entry_size <= 42 ) |
724 | 36.5k | || ( (size_t) mft_entry_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) ) |
725 | 0 | { |
726 | 0 | libcerror_error_set( |
727 | 0 | error, |
728 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
729 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
730 | 0 | "%s: invalid MFT entry size value out of bounds.", |
731 | 0 | function ); |
732 | |
|
733 | 0 | goto on_error; |
734 | 0 | } |
735 | 36.5k | mft_entry->data = (uint8_t *) memory_allocate( |
736 | 36.5k | (size_t) mft_entry_size ); |
737 | | |
738 | 36.5k | if( mft_entry->data == NULL ) |
739 | 0 | { |
740 | 0 | libcerror_error_set( |
741 | 0 | error, |
742 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
743 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
744 | 0 | "%s: unable to create MFT entry data.", |
745 | 0 | function ); |
746 | |
|
747 | 0 | goto on_error; |
748 | 0 | } |
749 | 36.5k | mft_entry->data_size = (size_t) mft_entry_size; |
750 | | |
751 | | #if defined( HAVE_DEBUG_OUTPUT ) |
752 | | if( libcnotify_verbose != 0 ) |
753 | | { |
754 | | libcnotify_printf( |
755 | | "%s: reading MFT entry at offset: %" PRIi64 " (0x%08" PRIx64 ")\n", |
756 | | function, |
757 | | file_offset, |
758 | | file_offset ); |
759 | | } |
760 | | #endif |
761 | 36.5k | read_count = libbfio_handle_read_buffer_at_offset( |
762 | 36.5k | file_io_handle, |
763 | 36.5k | mft_entry->data, |
764 | 36.5k | mft_entry->data_size, |
765 | 36.5k | file_offset, |
766 | 36.5k | error ); |
767 | | |
768 | 36.5k | if( read_count != (ssize_t) mft_entry->data_size ) |
769 | 504 | { |
770 | 504 | libcerror_error_set( |
771 | 504 | error, |
772 | 504 | LIBCERROR_ERROR_DOMAIN_IO, |
773 | 504 | LIBCERROR_IO_ERROR_READ_FAILED, |
774 | 504 | "%s: unable to read MFT entry data at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
775 | 504 | function, |
776 | 504 | file_offset, |
777 | 504 | file_offset ); |
778 | | |
779 | 504 | goto on_error; |
780 | 504 | } |
781 | 35.9k | result = libfsntfs_mft_entry_read_data( |
782 | 35.9k | mft_entry, |
783 | 35.9k | mft_entry->data, |
784 | 35.9k | mft_entry->data_size, |
785 | 35.9k | mft_entry_index, |
786 | 35.9k | error ); |
787 | | |
788 | 35.9k | if( result == -1 ) |
789 | 172 | { |
790 | 172 | libcerror_error_set( |
791 | 172 | error, |
792 | 172 | LIBCERROR_ERROR_DOMAIN_IO, |
793 | 172 | LIBCERROR_IO_ERROR_READ_FAILED, |
794 | 172 | "%s: unable to read MFT entry data.", |
795 | 172 | function ); |
796 | | |
797 | 172 | goto on_error; |
798 | 172 | } |
799 | 35.8k | else if( result == 0 ) |
800 | 15.2k | { |
801 | 15.2k | memory_free( |
802 | 15.2k | mft_entry->data ); |
803 | | |
804 | 15.2k | mft_entry->data = NULL; |
805 | 15.2k | mft_entry->data_size = 0; |
806 | 15.2k | } |
807 | 35.8k | return( 1 ); |
808 | | |
809 | 676 | on_error: |
810 | 676 | if( mft_entry->header != NULL ) |
811 | 0 | { |
812 | 0 | libfsntfs_mft_entry_header_free( |
813 | 0 | &( mft_entry->header ), |
814 | 0 | NULL ); |
815 | 0 | } |
816 | 676 | if( mft_entry->data != NULL ) |
817 | 676 | { |
818 | 676 | memory_free( |
819 | 676 | mft_entry->data ); |
820 | | |
821 | 676 | mft_entry->data = NULL; |
822 | 676 | } |
823 | 676 | mft_entry->data_size = 0; |
824 | | |
825 | 676 | return( -1 ); |
826 | 35.9k | } |
827 | | |
828 | | /* Reads the MFT attributes |
829 | | * Returns 1 if successful or -1 on error |
830 | | */ |
831 | | int libfsntfs_mft_entry_read_attributes_data( |
832 | | libfsntfs_mft_entry_t *mft_entry, |
833 | | libfsntfs_io_handle_t *io_handle, |
834 | | const uint8_t *data, |
835 | | size_t data_size, |
836 | | libcerror_error_t **error ) |
837 | 14.7k | { |
838 | 14.7k | libfsntfs_mft_attribute_t *mft_attribute = NULL; |
839 | 14.7k | static char *function = "libfsntfs_mft_entry_read_attributes_data"; |
840 | 14.7k | size_t data_offset = 0; |
841 | 14.7k | uint32_t attribute_type = 0; |
842 | 14.7k | uint16_t attributes_offset = 0; |
843 | 14.7k | int attribute_index = 0; |
844 | 14.7k | int entry_index = 0; |
845 | | |
846 | | #if defined( HAVE_DEBUG_OUTPUT ) |
847 | | uint16_t used_entry_size = 0; |
848 | | #endif |
849 | | |
850 | 14.7k | if( mft_entry == NULL ) |
851 | 0 | { |
852 | 0 | libcerror_error_set( |
853 | 0 | error, |
854 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
855 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
856 | 0 | "%s: invalid MFT entry.", |
857 | 0 | function ); |
858 | |
|
859 | 0 | return( -1 ); |
860 | 0 | } |
861 | 14.7k | if( data == NULL ) |
862 | 9 | { |
863 | 9 | libcerror_error_set( |
864 | 9 | error, |
865 | 9 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
866 | 9 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
867 | 9 | "%s: invalid data.", |
868 | 9 | function ); |
869 | | |
870 | 9 | return( -1 ); |
871 | 9 | } |
872 | 14.6k | if( data_size > (size_t) SSIZE_MAX ) |
873 | 0 | { |
874 | 0 | libcerror_error_set( |
875 | 0 | error, |
876 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
877 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
878 | 0 | "%s: invalid data size value exceeds maximum.", |
879 | 0 | function ); |
880 | |
|
881 | 0 | return( -1 ); |
882 | 0 | } |
883 | 14.6k | if( data_size < 4 ) |
884 | 0 | { |
885 | 0 | libcerror_error_set( |
886 | 0 | error, |
887 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
888 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
889 | 0 | "%s: unsupported data size value too small\n", |
890 | 0 | function ); |
891 | |
|
892 | 0 | return( -1 ); |
893 | 0 | } |
894 | 14.6k | if( libfsntfs_mft_entry_header_get_attributes_offset( |
895 | 14.6k | mft_entry->header, |
896 | 14.6k | &attributes_offset, |
897 | 14.6k | error ) != 1 ) |
898 | 0 | { |
899 | 0 | libcerror_error_set( |
900 | 0 | error, |
901 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
902 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
903 | 0 | "%s: unable to retrieve attributes offset.", |
904 | 0 | function ); |
905 | |
|
906 | 0 | goto on_error; |
907 | 0 | } |
908 | 14.6k | data_offset = (size_t) attributes_offset; |
909 | | |
910 | 14.6k | do |
911 | 66.9k | { |
912 | 66.9k | if( data_offset > ( data_size - 4 ) ) |
913 | 85 | { |
914 | 85 | libcerror_error_set( |
915 | 85 | error, |
916 | 85 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
917 | 85 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
918 | 85 | "%s: invalid MFT entry - attribute offset: %d value out of bounds.", |
919 | 85 | function, |
920 | 85 | attribute_index ); |
921 | | |
922 | 85 | goto on_error; |
923 | 85 | } |
924 | 66.8k | byte_stream_copy_to_uint32_little_endian( |
925 | 66.8k | &( data[ data_offset ] ), |
926 | 66.8k | attribute_type ); |
927 | | |
928 | 66.8k | if( attribute_type == LIBFSNTFS_ATTRIBUTE_TYPE_END_OF_ATTRIBUTES ) |
929 | 13.2k | { |
930 | 13.2k | break; |
931 | 13.2k | } |
932 | 53.6k | if( libfsntfs_mft_attribute_initialize( |
933 | 53.6k | &mft_attribute, |
934 | 53.6k | error ) != 1 ) |
935 | 0 | { |
936 | 0 | libcerror_error_set( |
937 | 0 | error, |
938 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
939 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
940 | 0 | "%s: unable to create MFT attribute: %d.", |
941 | 0 | function, |
942 | 0 | attribute_index ); |
943 | |
|
944 | 0 | goto on_error; |
945 | 0 | } |
946 | 53.6k | if( libfsntfs_mft_attribute_read_data( |
947 | 53.6k | mft_attribute, |
948 | 53.6k | io_handle, |
949 | 53.6k | &( data[ data_offset ] ), |
950 | 53.6k | data_size - data_offset, |
951 | 53.6k | error ) != 1 ) |
952 | 1.15k | { |
953 | 1.15k | libcerror_error_set( |
954 | 1.15k | error, |
955 | 1.15k | LIBCERROR_ERROR_DOMAIN_IO, |
956 | 1.15k | LIBCERROR_IO_ERROR_READ_FAILED, |
957 | 1.15k | "%s: unable to read MFT attribute: %d of type: 0x%08" PRIx32 ".", |
958 | 1.15k | function, |
959 | 1.15k | attribute_index, |
960 | 1.15k | attribute_type ); |
961 | | |
962 | 1.15k | goto on_error; |
963 | 1.15k | } |
964 | 52.4k | data_offset += mft_attribute->size; |
965 | | |
966 | 52.4k | if( attribute_type == LIBFSNTFS_ATTRIBUTE_TYPE_ATTRIBUTE_LIST ) |
967 | 5.10k | { |
968 | 5.10k | if( mft_entry->list_attribute != NULL ) |
969 | 61 | { |
970 | 61 | libcerror_error_set( |
971 | 61 | error, |
972 | 61 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
973 | 61 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
974 | 61 | "%s: invalid MFT entry - list attribute value already set.", |
975 | 61 | function ); |
976 | | |
977 | 61 | goto on_error; |
978 | 61 | } |
979 | 5.03k | mft_entry->list_attribute = mft_attribute; |
980 | 5.03k | } |
981 | | /* mft_entry->attributes_array takes over management of mft_attribute |
982 | | */ |
983 | 52.4k | if( libcdata_array_append_entry( |
984 | 52.4k | mft_entry->attributes_array, |
985 | 52.4k | &entry_index, |
986 | 52.4k | (intptr_t *) mft_attribute, |
987 | 52.4k | error ) != 1 ) |
988 | 0 | { |
989 | 0 | libcerror_error_set( |
990 | 0 | error, |
991 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
992 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
993 | 0 | "%s: unable to append attribute to array.", |
994 | 0 | function ); |
995 | |
|
996 | 0 | goto on_error; |
997 | 0 | } |
998 | 52.4k | if( libfsntfs_mft_entry_set_attribute_helper_values( |
999 | 52.4k | mft_entry, |
1000 | 52.4k | entry_index, |
1001 | 52.4k | mft_attribute, |
1002 | 52.4k | error ) != 1 ) |
1003 | 137 | { |
1004 | 137 | libcerror_error_set( |
1005 | 137 | error, |
1006 | 137 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1007 | 137 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1008 | 137 | "%s: unable to set helper values for attribute: %d.", |
1009 | 137 | function, |
1010 | 137 | attribute_index ); |
1011 | | |
1012 | 137 | mft_attribute = NULL; |
1013 | | |
1014 | 137 | goto on_error; |
1015 | 137 | } |
1016 | 52.2k | mft_attribute = NULL; |
1017 | | |
1018 | 52.2k | attribute_index++; |
1019 | 52.2k | } |
1020 | 52.2k | while( attribute_type != LIBFSNTFS_ATTRIBUTE_TYPE_END_OF_ATTRIBUTES ); |
1021 | | |
1022 | 13.2k | data_offset += 4; |
1023 | | |
1024 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1025 | | if( libcnotify_verbose != 0 ) |
1026 | | { |
1027 | | if( libfsntfs_mft_entry_header_get_used_entry_size( |
1028 | | mft_entry->header, |
1029 | | &used_entry_size, |
1030 | | error ) != 1 ) |
1031 | | { |
1032 | | libcerror_error_set( |
1033 | | error, |
1034 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1035 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1036 | | "%s: unable to retrieve used entry size.", |
1037 | | function ); |
1038 | | |
1039 | | goto on_error; |
1040 | | } |
1041 | | if( data_offset != (size_t) used_entry_size ) |
1042 | | { |
1043 | | libcnotify_printf( |
1044 | | "%s: mismatch in used MFT entry size (calculated: %" PRIzd ", stored: %" PRIu16 ").\n", |
1045 | | function, |
1046 | | data_offset, |
1047 | | used_entry_size ); |
1048 | | } |
1049 | | } |
1050 | | #endif |
1051 | 13.2k | return( 1 ); |
1052 | | |
1053 | 1.43k | on_error: |
1054 | 1.43k | if( mft_attribute != NULL ) |
1055 | 1.21k | { |
1056 | 1.21k | libfsntfs_mft_attribute_free( |
1057 | 1.21k | &mft_attribute, |
1058 | 1.21k | NULL ); |
1059 | 1.21k | } |
1060 | 1.43k | libcdata_array_empty( |
1061 | 1.43k | mft_entry->attributes_array, |
1062 | 1.43k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
1063 | 1.43k | NULL ); |
1064 | | |
1065 | 1.43k | mft_entry->file_name_attribute_index = -1; |
1066 | 1.43k | mft_entry->reparse_point_attribute_index = -1; |
1067 | 1.43k | mft_entry->security_descriptor_attribute_index = -1; |
1068 | 1.43k | mft_entry->standard_information_attribute_index = -1; |
1069 | 1.43k | mft_entry->volume_information_attribute_index = -1; |
1070 | 1.43k | mft_entry->volume_name_attribute_index = -1; |
1071 | 1.43k | mft_entry->list_attribute = NULL; |
1072 | 1.43k | mft_entry->data_attribute = NULL; |
1073 | 1.43k | mft_entry->wof_compressed_data_attribute = NULL; |
1074 | | |
1075 | 1.43k | return( -1 ); |
1076 | 14.6k | } |
1077 | | |
1078 | | /* Reads the MFT attributes |
1079 | | * Returns 1 if successful or -1 on error |
1080 | | */ |
1081 | | int libfsntfs_mft_entry_read_attributes( |
1082 | | libfsntfs_mft_entry_t *mft_entry, |
1083 | | libfsntfs_io_handle_t *io_handle, |
1084 | | libbfio_handle_t *file_io_handle, |
1085 | | libfdata_vector_t *mft_entry_vector, |
1086 | | libcdata_btree_t *attribute_list_tree, |
1087 | | uint8_t flags, |
1088 | | libcerror_error_t **error ) |
1089 | 5.17k | { |
1090 | 5.17k | libcdata_tree_node_t *upper_node = NULL; |
1091 | 5.17k | libfsntfs_mft_attribute_list_t *attribute_list = NULL; |
1092 | 5.17k | libfsntfs_mft_attribute_list_t *lookup_attribute_list = NULL; |
1093 | 5.17k | static char *function = "libfsntfs_mft_entry_read_attributes"; |
1094 | 5.17k | int result = 0; |
1095 | | |
1096 | 5.17k | if( mft_entry == NULL ) |
1097 | 0 | { |
1098 | 0 | libcerror_error_set( |
1099 | 0 | error, |
1100 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1101 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1102 | 0 | "%s: invalid MFT entry.", |
1103 | 0 | function ); |
1104 | |
|
1105 | 0 | return( -1 ); |
1106 | 0 | } |
1107 | 5.17k | if( mft_entry->attributes_read != 0 ) |
1108 | 0 | { |
1109 | 0 | return( 1 ); |
1110 | 0 | } |
1111 | 5.17k | if( mft_entry->is_empty == 0 ) |
1112 | 5.15k | { |
1113 | 5.15k | if( libfsntfs_mft_entry_read_attributes_data( |
1114 | 5.15k | mft_entry, |
1115 | 5.15k | io_handle, |
1116 | 5.15k | mft_entry->data, |
1117 | 5.15k | mft_entry->data_size, |
1118 | 5.15k | error ) != 1 ) |
1119 | 60 | { |
1120 | 60 | libcerror_error_set( |
1121 | 60 | error, |
1122 | 60 | LIBCERROR_ERROR_DOMAIN_IO, |
1123 | 60 | LIBCERROR_IO_ERROR_READ_FAILED, |
1124 | 60 | "%s: unable to read attributes of MFT entry: %d.", |
1125 | 60 | function, |
1126 | 60 | mft_entry->index ); |
1127 | | |
1128 | 60 | goto on_error; |
1129 | 60 | } |
1130 | 5.09k | if( mft_entry->list_attribute != NULL ) |
1131 | 436 | { |
1132 | 436 | if( ( flags & LIBFSNTFS_FILE_ENTRY_FLAGS_MFT_ONLY ) != 0 ) |
1133 | 0 | { |
1134 | 0 | if( libfsntfs_mft_attribute_list_initialize( |
1135 | 0 | &lookup_attribute_list, |
1136 | 0 | mft_entry->file_reference, |
1137 | 0 | error ) != 1 ) |
1138 | 0 | { |
1139 | 0 | libcerror_error_set( |
1140 | 0 | error, |
1141 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1142 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1143 | 0 | "%s: unable to create lookup attribute list.", |
1144 | 0 | function ); |
1145 | |
|
1146 | 0 | goto on_error; |
1147 | 0 | } |
1148 | 0 | result = libcdata_btree_get_value_by_value( |
1149 | 0 | attribute_list_tree, |
1150 | 0 | (intptr_t *) lookup_attribute_list, |
1151 | 0 | (int (*)(intptr_t *, intptr_t *, libcerror_error_t **)) &libfsntfs_mft_attribute_list_compare_by_base_record_file_reference, |
1152 | 0 | &upper_node, |
1153 | 0 | (intptr_t **) &attribute_list, |
1154 | 0 | error ); |
1155 | |
|
1156 | 0 | if( result == -1 ) |
1157 | 0 | { |
1158 | 0 | libcerror_error_set( |
1159 | 0 | error, |
1160 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1161 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1162 | 0 | "%s: unable to retrieve path hint from tree.", |
1163 | 0 | function ); |
1164 | |
|
1165 | 0 | goto on_error; |
1166 | 0 | } |
1167 | 0 | if( libfsntfs_mft_attribute_list_free( |
1168 | 0 | &lookup_attribute_list, |
1169 | 0 | error ) != 1 ) |
1170 | 0 | { |
1171 | 0 | libcerror_error_set( |
1172 | 0 | error, |
1173 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1174 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1175 | 0 | "%s: unable to free lookup attribute list.", |
1176 | 0 | function ); |
1177 | |
|
1178 | 0 | goto on_error; |
1179 | 0 | } |
1180 | 0 | } |
1181 | 436 | else |
1182 | 436 | { |
1183 | 436 | if( libfsntfs_mft_entry_read_attribute_list( |
1184 | 436 | mft_entry, |
1185 | 436 | io_handle, |
1186 | 436 | file_io_handle, |
1187 | 436 | error ) != 1 ) |
1188 | 9 | { |
1189 | 9 | libcerror_error_set( |
1190 | 9 | error, |
1191 | 9 | LIBCERROR_ERROR_DOMAIN_IO, |
1192 | 9 | LIBCERROR_IO_ERROR_READ_FAILED, |
1193 | 9 | "%s: unable to read attribute list.", |
1194 | 9 | function ); |
1195 | | |
1196 | 9 | goto on_error; |
1197 | 9 | } |
1198 | 427 | attribute_list = mft_entry->attribute_list; |
1199 | 427 | } |
1200 | 427 | if( attribute_list != NULL ) |
1201 | 427 | { |
1202 | 427 | if( libfsntfs_mft_entry_read_attribute_list_data_mft_entries( |
1203 | 427 | mft_entry, |
1204 | 427 | attribute_list, |
1205 | 427 | io_handle, |
1206 | 427 | file_io_handle, |
1207 | 427 | mft_entry_vector, |
1208 | 427 | error ) != 1 ) |
1209 | 66 | { |
1210 | 66 | libcerror_error_set( |
1211 | 66 | error, |
1212 | 66 | LIBCERROR_ERROR_DOMAIN_IO, |
1213 | 66 | LIBCERROR_IO_ERROR_READ_FAILED, |
1214 | 66 | "%s: unable to read attribute list data MFT entries.", |
1215 | 66 | function ); |
1216 | | |
1217 | 66 | goto on_error; |
1218 | 66 | } |
1219 | 427 | } |
1220 | 0 | else |
1221 | 0 | { |
1222 | 0 | mft_entry->is_corrupted = 1; |
1223 | 0 | } |
1224 | 427 | } |
1225 | 5.09k | } |
1226 | 5.04k | mft_entry->attributes_read = 1; |
1227 | | |
1228 | 5.04k | return( 1 ); |
1229 | | |
1230 | 135 | on_error: |
1231 | 135 | if( lookup_attribute_list != NULL ) |
1232 | 0 | { |
1233 | 0 | libfsntfs_mft_attribute_list_free( |
1234 | 0 | &lookup_attribute_list, |
1235 | 0 | NULL ); |
1236 | 0 | } |
1237 | 135 | if( mft_entry->attribute_list != NULL ) |
1238 | 66 | { |
1239 | 66 | libfsntfs_mft_attribute_list_free( |
1240 | 66 | &( mft_entry->attribute_list ), |
1241 | 66 | NULL ); |
1242 | 66 | } |
1243 | 135 | libcdata_array_empty( |
1244 | 135 | mft_entry->alternate_data_attributes_array, |
1245 | 135 | NULL, |
1246 | 135 | NULL ); |
1247 | | |
1248 | 135 | libcdata_array_empty( |
1249 | 135 | mft_entry->attributes_array, |
1250 | 135 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
1251 | 135 | NULL ); |
1252 | | |
1253 | 135 | return( -1 ); |
1254 | 5.17k | } |
1255 | | |
1256 | | /* Reads the attribute list |
1257 | | * Returns 1 if successful or -1 on error |
1258 | | */ |
1259 | | int libfsntfs_mft_entry_read_attribute_list( |
1260 | | libfsntfs_mft_entry_t *mft_entry, |
1261 | | libfsntfs_io_handle_t *io_handle, |
1262 | | libbfio_handle_t *file_io_handle, |
1263 | | libcerror_error_t **error ) |
1264 | 4.35k | { |
1265 | 4.35k | libfsntfs_mft_attribute_list_entry_t *attribute_list_entry = NULL; |
1266 | 4.35k | static char *function = "libfsntfs_mft_entry_read_attribute_list"; |
1267 | 4.35k | uint64_t attribute_list_data_mft_entry_index = 0; |
1268 | 4.35k | uint64_t file_reference = 0; |
1269 | 4.35k | int attribute_list_entry_index = 0; |
1270 | 4.35k | int number_of_attribute_list_entries = 0; |
1271 | | |
1272 | 4.35k | if( mft_entry == NULL ) |
1273 | 0 | { |
1274 | 0 | libcerror_error_set( |
1275 | 0 | error, |
1276 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1277 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1278 | 0 | "%s: invalid MFT entry.", |
1279 | 0 | function ); |
1280 | |
|
1281 | 0 | return( -1 ); |
1282 | 0 | } |
1283 | 4.35k | if( mft_entry->list_attribute == NULL ) |
1284 | 0 | { |
1285 | 0 | libcerror_error_set( |
1286 | 0 | error, |
1287 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1288 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1289 | 0 | "%s: invalid MFT entry - missing list attribute.", |
1290 | 0 | function ); |
1291 | |
|
1292 | 0 | return( -1 ); |
1293 | 0 | } |
1294 | 4.35k | if( mft_entry->attribute_list != NULL ) |
1295 | 0 | { |
1296 | 0 | libcerror_error_set( |
1297 | 0 | error, |
1298 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1299 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
1300 | 0 | "%s: invalid MFT entry - attribute list value already set.", |
1301 | 0 | function ); |
1302 | |
|
1303 | 0 | return( -1 ); |
1304 | 0 | } |
1305 | 4.35k | if( libfsntfs_mft_attribute_list_initialize( |
1306 | 4.35k | &( mft_entry->attribute_list ), |
1307 | 4.35k | mft_entry->file_reference, |
1308 | 4.35k | error ) != 1 ) |
1309 | 0 | { |
1310 | 0 | libcerror_error_set( |
1311 | 0 | error, |
1312 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1313 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1314 | 0 | "%s: unable to create attribute list.", |
1315 | 0 | function ); |
1316 | |
|
1317 | 0 | goto on_error; |
1318 | 0 | } |
1319 | 4.35k | if( libfsntfs_mft_attribute_list_read_from_attribute( |
1320 | 4.35k | mft_entry->attribute_list, |
1321 | 4.35k | io_handle, |
1322 | 4.35k | file_io_handle, |
1323 | 4.35k | mft_entry->list_attribute, |
1324 | 4.35k | error ) != 1 ) |
1325 | 2.76k | { |
1326 | 2.76k | libcerror_error_set( |
1327 | 2.76k | error, |
1328 | 2.76k | LIBCERROR_ERROR_DOMAIN_IO, |
1329 | 2.76k | LIBCERROR_IO_ERROR_READ_FAILED, |
1330 | 2.76k | "%s: unable to read attribute list.", |
1331 | 2.76k | function ); |
1332 | | |
1333 | 2.76k | goto on_error; |
1334 | 2.76k | } |
1335 | 1.58k | if( libfsntfs_mft_attribute_list_get_number_of_entries( |
1336 | 1.58k | mft_entry->attribute_list, |
1337 | 1.58k | &number_of_attribute_list_entries, |
1338 | 1.58k | error ) != 1 ) |
1339 | 0 | { |
1340 | 0 | libcerror_error_set( |
1341 | 0 | error, |
1342 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1343 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1344 | 0 | "%s: unable to retrieve number of attribute list entries.", |
1345 | 0 | function ); |
1346 | |
|
1347 | 0 | goto on_error; |
1348 | 0 | } |
1349 | 1.58k | for( attribute_list_entry_index = 0; |
1350 | 5.28k | attribute_list_entry_index < number_of_attribute_list_entries; |
1351 | 3.70k | attribute_list_entry_index++ ) |
1352 | 3.76k | { |
1353 | 3.76k | if( libfsntfs_mft_attribute_list_get_entry_by_index( |
1354 | 3.76k | mft_entry->attribute_list, |
1355 | 3.76k | attribute_list_entry_index, |
1356 | 3.76k | &attribute_list_entry, |
1357 | 3.76k | error ) != 1 ) |
1358 | 0 | { |
1359 | 0 | libcerror_error_set( |
1360 | 0 | error, |
1361 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1362 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1363 | 0 | "%s: unable to retrieve attribute list entry: %d.", |
1364 | 0 | function, |
1365 | 0 | attribute_list_entry_index ); |
1366 | |
|
1367 | 0 | goto on_error; |
1368 | 0 | } |
1369 | 3.76k | if( libfsntfs_mft_attribute_list_entry_get_file_reference( |
1370 | 3.76k | attribute_list_entry, |
1371 | 3.76k | &file_reference, |
1372 | 3.76k | error ) != 1 ) |
1373 | 0 | { |
1374 | 0 | libcerror_error_set( |
1375 | 0 | error, |
1376 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1377 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1378 | 0 | "%s: unable to retrieve attribute list entry: %d file reference.", |
1379 | 0 | function, |
1380 | 0 | attribute_list_entry_index ); |
1381 | |
|
1382 | 0 | goto on_error; |
1383 | 0 | } |
1384 | 3.76k | attribute_list_data_mft_entry_index = file_reference & 0xffffffffffffUL; |
1385 | | |
1386 | 3.76k | if( attribute_list_data_mft_entry_index > (uint64_t) INT_MAX ) |
1387 | 64 | { |
1388 | 64 | libcerror_error_set( |
1389 | 64 | error, |
1390 | 64 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1391 | 64 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1392 | 64 | "%s: attribute list data MFT entry reference value out of bounds.", |
1393 | 64 | function ); |
1394 | | |
1395 | 64 | goto on_error; |
1396 | 64 | } |
1397 | | /* Ignore the current MFT entry |
1398 | | */ |
1399 | 3.70k | if( attribute_list_data_mft_entry_index == (uint64_t) mft_entry->index ) |
1400 | 495 | { |
1401 | 495 | continue; |
1402 | 495 | } |
1403 | 3.20k | if( libfsntfs_mft_attribute_list_insert_file_reference( |
1404 | 3.20k | mft_entry->attribute_list, |
1405 | 3.20k | file_reference, |
1406 | 3.20k | error ) == -1 ) |
1407 | 0 | { |
1408 | 0 | libcerror_error_set( |
1409 | 0 | error, |
1410 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1411 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
1412 | 0 | "%s: unable to insert attribute list data file reference in attribute list.", |
1413 | 0 | function ); |
1414 | |
|
1415 | 0 | goto on_error; |
1416 | 0 | } |
1417 | 3.20k | } |
1418 | 1.52k | return( 1 ); |
1419 | | |
1420 | 2.83k | on_error: |
1421 | 2.83k | if( mft_entry->attribute_list != NULL ) |
1422 | 2.83k | { |
1423 | 2.83k | libfsntfs_mft_attribute_list_free( |
1424 | 2.83k | &( mft_entry->attribute_list ), |
1425 | 2.83k | NULL ); |
1426 | 2.83k | } |
1427 | 2.83k | return( -1 ); |
1428 | 1.58k | } |
1429 | | |
1430 | | /* Reads a specific attribute list data MFT entry |
1431 | | * Returns 1 if successful, 0 if not available or -1 on error |
1432 | | */ |
1433 | | int libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index( |
1434 | | libfsntfs_mft_entry_t *mft_entry, |
1435 | | libfsntfs_io_handle_t *io_handle, |
1436 | | libbfio_handle_t *file_io_handle, |
1437 | | libfdata_vector_t *mft_entry_vector, |
1438 | | libfcache_cache_t *mft_entry_cache, |
1439 | | uint64_t file_reference, |
1440 | | libcerror_error_t **error ) |
1441 | 1.59k | { |
1442 | 1.59k | libfsntfs_mft_attribute_t *data_mft_attribute = NULL; |
1443 | 1.59k | libfsntfs_mft_attribute_t *mft_attribute = NULL; |
1444 | 1.59k | libfsntfs_mft_entry_t *data_mft_entry = NULL; |
1445 | 1.59k | static char *function = "libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index"; |
1446 | 1.59k | uint64_t attribute_list_data_mft_entry = 0; |
1447 | 1.59k | uint64_t base_record_file_reference = 0; |
1448 | 1.59k | int attribute_index = 0; |
1449 | 1.59k | int entry_index = 0; |
1450 | 1.59k | int number_of_attributes = 0; |
1451 | | |
1452 | 1.59k | if( mft_entry == NULL ) |
1453 | 0 | { |
1454 | 0 | libcerror_error_set( |
1455 | 0 | error, |
1456 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1457 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1458 | 0 | "%s: invalid MFT entry.", |
1459 | 0 | function ); |
1460 | |
|
1461 | 0 | return( -1 ); |
1462 | 0 | } |
1463 | 1.59k | attribute_list_data_mft_entry = file_reference & 0xffffffffffffUL; |
1464 | | |
1465 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1466 | | if( libcnotify_verbose != 0 ) |
1467 | | { |
1468 | | libcnotify_printf( |
1469 | | "%s: reading data file reference: %" PRIu64 "-%" PRIu16 "\n", |
1470 | | function, |
1471 | | attribute_list_data_mft_entry, |
1472 | | (uint16_t) ( file_reference >> 48 ) ); |
1473 | | libcnotify_printf( |
1474 | | "\n" ); |
1475 | | } |
1476 | | #endif |
1477 | 1.59k | if( libfdata_vector_get_element_value_by_index( |
1478 | 1.59k | mft_entry_vector, |
1479 | 1.59k | (intptr_t *) file_io_handle, |
1480 | 1.59k | (libfdata_cache_t *) mft_entry_cache, |
1481 | 1.59k | (int) attribute_list_data_mft_entry, |
1482 | 1.59k | (intptr_t **) &data_mft_entry, |
1483 | 1.59k | 0, |
1484 | 1.59k | error ) != 1 ) |
1485 | 333 | { |
1486 | 333 | libcerror_error_set( |
1487 | 333 | error, |
1488 | 333 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1489 | 333 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1490 | 333 | "%s: unable to retrieve MFT entry: %" PRIu64 ".", |
1491 | 333 | function, |
1492 | 333 | attribute_list_data_mft_entry ); |
1493 | | |
1494 | 333 | return( -1 ); |
1495 | 333 | } |
1496 | 1.26k | if( data_mft_entry->header == NULL ) |
1497 | 41 | { |
1498 | 41 | return( 0 ); |
1499 | 41 | } |
1500 | 1.22k | if( libfsntfs_mft_entry_header_get_base_record_file_reference( |
1501 | 1.22k | data_mft_entry->header, |
1502 | 1.22k | &base_record_file_reference, |
1503 | 1.22k | error ) != 1 ) |
1504 | 0 | { |
1505 | 0 | libcerror_error_set( |
1506 | 0 | error, |
1507 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1508 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1509 | 0 | "%s: unable to retrieve base record file reference.", |
1510 | 0 | function ); |
1511 | |
|
1512 | 0 | return( -1 ); |
1513 | 0 | } |
1514 | 1.22k | if( mft_entry->file_reference != base_record_file_reference ) |
1515 | 459 | { |
1516 | 459 | return( 0 ); |
1517 | 459 | } |
1518 | 764 | if( libfsntfs_mft_entry_read_attributes_data( |
1519 | 764 | data_mft_entry, |
1520 | 764 | io_handle, |
1521 | 764 | data_mft_entry->data, |
1522 | 764 | data_mft_entry->data_size, |
1523 | 764 | error ) != 1 ) |
1524 | 15 | { |
1525 | 15 | libcerror_error_set( |
1526 | 15 | error, |
1527 | 15 | LIBCERROR_ERROR_DOMAIN_IO, |
1528 | 15 | LIBCERROR_IO_ERROR_READ_FAILED, |
1529 | 15 | "%s: unable to read attributes.", |
1530 | 15 | function ); |
1531 | | |
1532 | 15 | return( -1 ); |
1533 | 15 | } |
1534 | 749 | if( libcdata_array_get_number_of_entries( |
1535 | 749 | data_mft_entry->attributes_array, |
1536 | 749 | &number_of_attributes, |
1537 | 749 | error ) != 1 ) |
1538 | 0 | { |
1539 | 0 | libcerror_error_set( |
1540 | 0 | error, |
1541 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1542 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1543 | 0 | "%s: unable to retrieve number of attributes.", |
1544 | 0 | function ); |
1545 | |
|
1546 | 0 | return( -1 ); |
1547 | 0 | } |
1548 | 749 | for( attribute_index = 0; |
1549 | 5.55k | attribute_index < number_of_attributes; |
1550 | 4.80k | attribute_index++ ) |
1551 | 4.86k | { |
1552 | 4.86k | if( libcdata_array_get_entry_by_index( |
1553 | 4.86k | data_mft_entry->attributes_array, |
1554 | 4.86k | attribute_index, |
1555 | 4.86k | (intptr_t **) &mft_attribute, |
1556 | 4.86k | error ) != 1 ) |
1557 | 0 | { |
1558 | 0 | libcerror_error_set( |
1559 | 0 | error, |
1560 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1561 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1562 | 0 | "%s: unable to retrieve attribute: %d from list MFT entry.", |
1563 | 0 | function, |
1564 | 0 | attribute_index ); |
1565 | |
|
1566 | 0 | return( -1 ); |
1567 | 0 | } |
1568 | 4.86k | if( libfsntfs_mft_attribute_clone( |
1569 | 4.86k | &data_mft_attribute, |
1570 | 4.86k | mft_attribute, |
1571 | 4.86k | error ) != 1 ) |
1572 | 0 | { |
1573 | 0 | libcerror_error_set( |
1574 | 0 | error, |
1575 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1576 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1577 | 0 | "%s: unable to clone MFT attribute: %d.", |
1578 | 0 | function, |
1579 | 0 | attribute_index ); |
1580 | |
|
1581 | 0 | return( -1 ); |
1582 | 0 | } |
1583 | | /* mft_entry->attributes_array takes over management of data_mft_attribute |
1584 | | */ |
1585 | 4.86k | if( libcdata_array_append_entry( |
1586 | 4.86k | mft_entry->attributes_array, |
1587 | 4.86k | &entry_index, |
1588 | 4.86k | (intptr_t *) data_mft_attribute, |
1589 | 4.86k | error ) != 1 ) |
1590 | 0 | { |
1591 | 0 | libcerror_error_set( |
1592 | 0 | error, |
1593 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1594 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
1595 | 0 | "%s: unable to append MFT attribute to array.", |
1596 | 0 | function ); |
1597 | |
|
1598 | 0 | libfsntfs_mft_attribute_free( |
1599 | 0 | &data_mft_attribute, |
1600 | 0 | NULL ); |
1601 | |
|
1602 | 0 | return( -1 ); |
1603 | 0 | } |
1604 | 4.86k | if( libfsntfs_mft_entry_set_attribute_helper_values( |
1605 | 4.86k | mft_entry, |
1606 | 4.86k | entry_index, |
1607 | 4.86k | data_mft_attribute, |
1608 | 4.86k | error ) != 1 ) |
1609 | 57 | { |
1610 | 57 | libcerror_error_set( |
1611 | 57 | error, |
1612 | 57 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1613 | 57 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1614 | 57 | "%s: unable to set helper values for attribute: %d.", |
1615 | 57 | function, |
1616 | 57 | entry_index ); |
1617 | | |
1618 | 57 | return( -1 ); |
1619 | 57 | } |
1620 | 4.80k | data_mft_attribute = NULL; |
1621 | 4.80k | } |
1622 | 692 | return( 1 ); |
1623 | 749 | } |
1624 | | |
1625 | | /* Reads the attribute list data MFT entries |
1626 | | * Returns 1 if successful or -1 on error |
1627 | | */ |
1628 | | int libfsntfs_mft_entry_read_attribute_list_data_mft_entries( |
1629 | | libfsntfs_mft_entry_t *mft_entry, |
1630 | | libfsntfs_mft_attribute_list_t *attribute_list, |
1631 | | libfsntfs_io_handle_t *io_handle, |
1632 | | libbfio_handle_t *file_io_handle, |
1633 | | libfdata_vector_t *mft_entry_vector, |
1634 | | libcerror_error_t **error ) |
1635 | 427 | { |
1636 | 427 | libfcache_cache_t *mft_entry_cache = NULL; |
1637 | 427 | static char *function = "libfsntfs_mft_entry_read_attribute_list_data_mft_entries"; |
1638 | 427 | uint64_t file_reference = 0; |
1639 | 427 | int file_reference_index = 0; |
1640 | 427 | int number_of_file_entries = 0; |
1641 | 427 | int result = 0; |
1642 | | |
1643 | 427 | if( mft_entry == NULL ) |
1644 | 0 | { |
1645 | 0 | libcerror_error_set( |
1646 | 0 | error, |
1647 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1648 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1649 | 0 | "%s: invalid MFT entry.", |
1650 | 0 | function ); |
1651 | |
|
1652 | 0 | return( -1 ); |
1653 | 0 | } |
1654 | | /* Read the list data MFT entries |
1655 | | * Use a local cache to prevent cache outs |
1656 | | */ |
1657 | 427 | if( libfcache_cache_initialize( |
1658 | 427 | &mft_entry_cache, |
1659 | 427 | 1, |
1660 | 427 | error ) != 1 ) |
1661 | 0 | { |
1662 | 0 | libcerror_error_set( |
1663 | 0 | error, |
1664 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1665 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1666 | 0 | "%s: unable to create MFT entry cache.", |
1667 | 0 | function ); |
1668 | |
|
1669 | 0 | goto on_error; |
1670 | 0 | } |
1671 | 427 | if( libfsntfs_mft_attribute_list_get_number_of_file_references( |
1672 | 427 | attribute_list, |
1673 | 427 | &number_of_file_entries, |
1674 | 427 | error ) != 1 ) |
1675 | 0 | { |
1676 | 0 | libcerror_error_set( |
1677 | 0 | error, |
1678 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1679 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1680 | 0 | "%s: unable to retrieve number of attribute list data MFT entries.", |
1681 | 0 | function ); |
1682 | |
|
1683 | 0 | goto on_error; |
1684 | 0 | } |
1685 | 427 | for( file_reference_index = 0; |
1686 | 926 | file_reference_index < number_of_file_entries; |
1687 | 499 | file_reference_index++ ) |
1688 | 565 | { |
1689 | 565 | if( libfsntfs_mft_attribute_list_get_file_reference_by_index( |
1690 | 565 | attribute_list, |
1691 | 565 | file_reference_index, |
1692 | 565 | &file_reference, |
1693 | 565 | error ) != 1 ) |
1694 | 0 | { |
1695 | 0 | libcerror_error_set( |
1696 | 0 | error, |
1697 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1698 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1699 | 0 | "%s: unable to retrieve attribute list data MFT entry: %d.", |
1700 | 0 | function, |
1701 | 0 | file_reference_index ); |
1702 | |
|
1703 | 0 | goto on_error; |
1704 | 0 | } |
1705 | 565 | result = libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index( |
1706 | 565 | mft_entry, |
1707 | 565 | io_handle, |
1708 | 565 | file_io_handle, |
1709 | 565 | mft_entry_vector, |
1710 | 565 | mft_entry_cache, |
1711 | 565 | file_reference, |
1712 | 565 | error ); |
1713 | | |
1714 | 565 | if( result == -1 ) |
1715 | 66 | { |
1716 | 66 | libcerror_error_set( |
1717 | 66 | error, |
1718 | 66 | LIBCERROR_ERROR_DOMAIN_IO, |
1719 | 66 | LIBCERROR_IO_ERROR_READ_FAILED, |
1720 | 66 | "%s: unable to read attribute list data MFT entry: %" PRIu64 "-%" PRIu64 ".", |
1721 | 66 | function, |
1722 | 66 | file_reference & 0xffffffffffffUL, |
1723 | 66 | file_reference >> 48 ); |
1724 | | |
1725 | 66 | goto on_error; |
1726 | 66 | } |
1727 | 499 | else if( result == 0 ) |
1728 | 353 | { |
1729 | 353 | mft_entry->is_corrupted = 1; |
1730 | 353 | } |
1731 | 565 | } |
1732 | 361 | if( libfcache_cache_free( |
1733 | 361 | &mft_entry_cache, |
1734 | 361 | error ) != 1 ) |
1735 | 0 | { |
1736 | 0 | libcerror_error_set( |
1737 | 0 | error, |
1738 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1739 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1740 | 0 | "%s: unable to free MFT entry cache.", |
1741 | 0 | function ); |
1742 | |
|
1743 | 0 | goto on_error; |
1744 | 0 | } |
1745 | 361 | return( 1 ); |
1746 | | |
1747 | 66 | on_error: |
1748 | 66 | if( mft_entry_cache != NULL ) |
1749 | 66 | { |
1750 | 66 | libfcache_cache_free( |
1751 | 66 | &mft_entry_cache, |
1752 | 66 | NULL ); |
1753 | 66 | } |
1754 | 66 | return( -1 ); |
1755 | 361 | } |
1756 | | |
1757 | | /* Determines if the MFT entry is empty |
1758 | | * Returns 1 if empty, 0 if not or -1 on error |
1759 | | */ |
1760 | | int libfsntfs_mft_entry_is_empty( |
1761 | | libfsntfs_mft_entry_t *mft_entry, |
1762 | | libcerror_error_t **error ) |
1763 | 0 | { |
1764 | 0 | static char *function = "libfsntfs_mft_entry_is_empty"; |
1765 | |
|
1766 | 0 | if( mft_entry == NULL ) |
1767 | 0 | { |
1768 | 0 | libcerror_error_set( |
1769 | 0 | error, |
1770 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1771 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1772 | 0 | "%s: invalid MFT entry.", |
1773 | 0 | function ); |
1774 | |
|
1775 | 0 | return( -1 ); |
1776 | 0 | } |
1777 | 0 | return( (int) mft_entry->is_empty ); |
1778 | 0 | } |
1779 | | |
1780 | | /* Determines if the MFT entry is allocated (in use) |
1781 | | * Returns 1 if allocated, 0 if not or -1 on error |
1782 | | */ |
1783 | | int libfsntfs_mft_entry_is_allocated( |
1784 | | libfsntfs_mft_entry_t *mft_entry, |
1785 | | libcerror_error_t **error ) |
1786 | 0 | { |
1787 | 0 | static char *function = "libfsntfs_mft_entry_is_allocated"; |
1788 | |
|
1789 | 0 | if( mft_entry == NULL ) |
1790 | 0 | { |
1791 | 0 | libcerror_error_set( |
1792 | 0 | error, |
1793 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1794 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1795 | 0 | "%s: invalid MFT entry.", |
1796 | 0 | function ); |
1797 | |
|
1798 | 0 | return( -1 ); |
1799 | 0 | } |
1800 | 0 | if( mft_entry->header == NULL ) |
1801 | 0 | { |
1802 | 0 | libcerror_error_set( |
1803 | 0 | error, |
1804 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1805 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1806 | 0 | "%s: invalid MFT entry - missing header.", |
1807 | 0 | function ); |
1808 | |
|
1809 | 0 | return( -1 ); |
1810 | 0 | } |
1811 | 0 | if( ( mft_entry->header->flags & LIBFSNTFS_MFT_ENTRY_FLAG_IN_USE ) != 0 ) |
1812 | 0 | { |
1813 | 0 | return( 1 ); |
1814 | 0 | } |
1815 | 0 | return( 0 ); |
1816 | 0 | } |
1817 | | |
1818 | | /* Determines if the MFT entry is corrupted |
1819 | | * Returns 1 if corrupted, 0 if not or -1 on error |
1820 | | */ |
1821 | | int libfsntfs_mft_entry_is_corrupted( |
1822 | | libfsntfs_mft_entry_t *mft_entry, |
1823 | | libcerror_error_t **error ) |
1824 | 0 | { |
1825 | 0 | static char *function = "libfsntfs_mft_entry_is_corrupted"; |
1826 | |
|
1827 | 0 | if( mft_entry == NULL ) |
1828 | 0 | { |
1829 | 0 | libcerror_error_set( |
1830 | 0 | error, |
1831 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1832 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1833 | 0 | "%s: invalid MFT entry.", |
1834 | 0 | function ); |
1835 | |
|
1836 | 0 | return( -1 ); |
1837 | 0 | } |
1838 | 0 | return( (int) mft_entry->is_corrupted ); |
1839 | 0 | } |
1840 | | |
1841 | | /* Retrieves the file reference |
1842 | | * Returns 1 if successful or -1 on error |
1843 | | */ |
1844 | | int libfsntfs_mft_entry_get_file_reference( |
1845 | | libfsntfs_mft_entry_t *mft_entry, |
1846 | | uint64_t *file_reference, |
1847 | | libcerror_error_t **error ) |
1848 | 5.78k | { |
1849 | 5.78k | static char *function = "libfsntfs_mft_entry_get_file_reference"; |
1850 | | |
1851 | 5.78k | if( mft_entry == NULL ) |
1852 | 0 | { |
1853 | 0 | libcerror_error_set( |
1854 | 0 | error, |
1855 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1856 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1857 | 0 | "%s: invalid MFT entry.", |
1858 | 0 | function ); |
1859 | |
|
1860 | 0 | return( -1 ); |
1861 | 0 | } |
1862 | 5.78k | if( file_reference == NULL ) |
1863 | 0 | { |
1864 | 0 | libcerror_error_set( |
1865 | 0 | error, |
1866 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1867 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1868 | 0 | "%s: invalid file reference.", |
1869 | 0 | function ); |
1870 | |
|
1871 | 0 | return( -1 ); |
1872 | 0 | } |
1873 | 5.78k | *file_reference = mft_entry->file_reference; |
1874 | | |
1875 | 5.78k | return( 1 ); |
1876 | 5.78k | } |
1877 | | |
1878 | | /* Retrieves the base record file reference |
1879 | | * Returns 1 if successful, 0 if not available or -1 on error |
1880 | | */ |
1881 | | int libfsntfs_mft_entry_get_base_record_file_reference( |
1882 | | libfsntfs_mft_entry_t *mft_entry, |
1883 | | uint64_t *file_reference, |
1884 | | libcerror_error_t **error ) |
1885 | 22.5k | { |
1886 | 22.5k | static char *function = "libfsntfs_mft_entry_get_base_record_file_reference"; |
1887 | | |
1888 | 22.5k | if( mft_entry == NULL ) |
1889 | 0 | { |
1890 | 0 | libcerror_error_set( |
1891 | 0 | error, |
1892 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1893 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1894 | 0 | "%s: invalid MFT entry.", |
1895 | 0 | function ); |
1896 | |
|
1897 | 0 | return( -1 ); |
1898 | 0 | } |
1899 | 22.5k | if( mft_entry->header == NULL ) |
1900 | 1.30k | { |
1901 | 1.30k | return( 0 ); |
1902 | 1.30k | } |
1903 | 21.2k | if( libfsntfs_mft_entry_header_get_base_record_file_reference( |
1904 | 21.2k | mft_entry->header, |
1905 | 21.2k | file_reference, |
1906 | 21.2k | error ) != 1 ) |
1907 | 0 | { |
1908 | 0 | libcerror_error_set( |
1909 | 0 | error, |
1910 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1911 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1912 | 0 | "%s: unable to retrieve base record file reference.", |
1913 | 0 | function ); |
1914 | |
|
1915 | 0 | return( -1 ); |
1916 | 0 | } |
1917 | 21.2k | return( 1 ); |
1918 | 21.2k | } |
1919 | | |
1920 | | /* Retrieves the journal sequence number |
1921 | | * Returns 1 if successful or -1 on error |
1922 | | */ |
1923 | | int libfsntfs_mft_entry_get_journal_sequence_number( |
1924 | | libfsntfs_mft_entry_t *mft_entry, |
1925 | | uint64_t *journal_sequence_number, |
1926 | | libcerror_error_t **error ) |
1927 | 0 | { |
1928 | 0 | static char *function = "libfsntfs_mft_entry_get_journal_sequence_number"; |
1929 | |
|
1930 | 0 | if( mft_entry == NULL ) |
1931 | 0 | { |
1932 | 0 | libcerror_error_set( |
1933 | 0 | error, |
1934 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1935 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1936 | 0 | "%s: invalid MFT entry.", |
1937 | 0 | function ); |
1938 | |
|
1939 | 0 | return( -1 ); |
1940 | 0 | } |
1941 | 0 | if( libfsntfs_mft_entry_header_get_journal_sequence_number( |
1942 | 0 | mft_entry->header, |
1943 | 0 | journal_sequence_number, |
1944 | 0 | error ) != 1 ) |
1945 | 0 | { |
1946 | 0 | libcerror_error_set( |
1947 | 0 | error, |
1948 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1949 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1950 | 0 | "%s: unable to retrieve journal sequence number.", |
1951 | 0 | function ); |
1952 | |
|
1953 | 0 | return( -1 ); |
1954 | 0 | } |
1955 | 0 | return( 1 ); |
1956 | 0 | } |
1957 | | |
1958 | | /* Retrieves the number of attributes |
1959 | | * Returns 1 if successful or -1 on error |
1960 | | */ |
1961 | | int libfsntfs_mft_entry_get_number_of_attributes( |
1962 | | libfsntfs_mft_entry_t *mft_entry, |
1963 | | int *number_of_attributes, |
1964 | | libcerror_error_t **error ) |
1965 | 2.03k | { |
1966 | 2.03k | static char *function = "libfsntfs_mft_entry_get_number_of_attributes"; |
1967 | | |
1968 | 2.03k | if( mft_entry == NULL ) |
1969 | 0 | { |
1970 | 0 | libcerror_error_set( |
1971 | 0 | error, |
1972 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1973 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1974 | 0 | "%s: invalid MFT entry.", |
1975 | 0 | function ); |
1976 | |
|
1977 | 0 | return( -1 ); |
1978 | 0 | } |
1979 | 2.03k | if( libcdata_array_get_number_of_entries( |
1980 | 2.03k | mft_entry->attributes_array, |
1981 | 2.03k | number_of_attributes, |
1982 | 2.03k | error ) != 1 ) |
1983 | 0 | { |
1984 | 0 | libcerror_error_set( |
1985 | 0 | error, |
1986 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1987 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1988 | 0 | "%s: unable to retrieve number of entries from attributes array.", |
1989 | 0 | function ); |
1990 | |
|
1991 | 0 | return( -1 ); |
1992 | 0 | } |
1993 | 2.03k | return( 1 ); |
1994 | 2.03k | } |
1995 | | |
1996 | | /* Retrieves a specific attribute |
1997 | | * Returns 1 if successful or -1 on error |
1998 | | */ |
1999 | | int libfsntfs_mft_entry_get_attribute_by_index( |
2000 | | libfsntfs_mft_entry_t *mft_entry, |
2001 | | int attribute_index, |
2002 | | libfsntfs_mft_attribute_t **attribute, |
2003 | | libcerror_error_t **error ) |
2004 | 14.5k | { |
2005 | 14.5k | static char *function = "libfsntfs_mft_entry_get_attribute_by_index"; |
2006 | | |
2007 | 14.5k | if( mft_entry == NULL ) |
2008 | 0 | { |
2009 | 0 | libcerror_error_set( |
2010 | 0 | error, |
2011 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2012 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2013 | 0 | "%s: invalid MFT entry.", |
2014 | 0 | function ); |
2015 | |
|
2016 | 0 | return( -1 ); |
2017 | 0 | } |
2018 | 14.5k | if( libcdata_array_get_entry_by_index( |
2019 | 14.5k | mft_entry->attributes_array, |
2020 | 14.5k | attribute_index, |
2021 | 14.5k | (intptr_t **) attribute, |
2022 | 14.5k | error ) != 1 ) |
2023 | 200 | { |
2024 | 200 | libcerror_error_set( |
2025 | 200 | error, |
2026 | 200 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2027 | 200 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2028 | 200 | "%s: unable to retrieve entry: %d from attributes array.", |
2029 | 200 | function, |
2030 | 200 | attribute_index ); |
2031 | | |
2032 | 200 | return( -1 ); |
2033 | 200 | } |
2034 | 14.3k | return( 1 ); |
2035 | 14.5k | } |
2036 | | |
2037 | | /* Retrieves the $STANDARD_INFORMATION attribute |
2038 | | * Returns 1 if successful, 0 if not available or -1 on error |
2039 | | */ |
2040 | | int libfsntfs_mft_entry_get_standard_information_attribute( |
2041 | | libfsntfs_mft_entry_t *mft_entry, |
2042 | | libfsntfs_mft_attribute_t **attribute, |
2043 | | libcerror_error_t **error ) |
2044 | 195 | { |
2045 | 195 | static char *function = "libfsntfs_mft_entry_get_standard_information_attribute"; |
2046 | | |
2047 | 195 | if( mft_entry == NULL ) |
2048 | 0 | { |
2049 | 0 | libcerror_error_set( |
2050 | 0 | error, |
2051 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2052 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2053 | 0 | "%s: invalid MFT entry.", |
2054 | 0 | function ); |
2055 | |
|
2056 | 0 | return( -1 ); |
2057 | 0 | } |
2058 | 195 | if( mft_entry->standard_information_attribute_index == -1 ) |
2059 | 59 | { |
2060 | 59 | return( 0 ); |
2061 | 59 | } |
2062 | 136 | if( libcdata_array_get_entry_by_index( |
2063 | 136 | mft_entry->attributes_array, |
2064 | 136 | mft_entry->standard_information_attribute_index, |
2065 | 136 | (intptr_t **) attribute, |
2066 | 136 | error ) != 1 ) |
2067 | 0 | { |
2068 | 0 | libcerror_error_set( |
2069 | 0 | error, |
2070 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2071 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2072 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2073 | 0 | function, |
2074 | 0 | mft_entry->standard_information_attribute_index ); |
2075 | |
|
2076 | 0 | return( -1 ); |
2077 | 0 | } |
2078 | 136 | return( 1 ); |
2079 | 136 | } |
2080 | | |
2081 | | /* Retrieves the $VOLUME_INFORMATION attribute |
2082 | | * Returns 1 if successful, 0 if not available or -1 on error |
2083 | | */ |
2084 | | int libfsntfs_mft_entry_get_volume_information_attribute( |
2085 | | libfsntfs_mft_entry_t *mft_entry, |
2086 | | libfsntfs_mft_attribute_t **attribute, |
2087 | | libcerror_error_t **error ) |
2088 | 0 | { |
2089 | 0 | static char *function = "libfsntfs_mft_entry_get_volume_information_attribute"; |
2090 | |
|
2091 | 0 | if( mft_entry == NULL ) |
2092 | 0 | { |
2093 | 0 | libcerror_error_set( |
2094 | 0 | error, |
2095 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2096 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2097 | 0 | "%s: invalid MFT entry.", |
2098 | 0 | function ); |
2099 | |
|
2100 | 0 | return( -1 ); |
2101 | 0 | } |
2102 | 0 | if( mft_entry->volume_information_attribute_index == -1 ) |
2103 | 0 | { |
2104 | 0 | return( 0 ); |
2105 | 0 | } |
2106 | 0 | if( libcdata_array_get_entry_by_index( |
2107 | 0 | mft_entry->attributes_array, |
2108 | 0 | mft_entry->volume_information_attribute_index, |
2109 | 0 | (intptr_t **) attribute, |
2110 | 0 | error ) != 1 ) |
2111 | 0 | { |
2112 | 0 | libcerror_error_set( |
2113 | 0 | error, |
2114 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2115 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2116 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2117 | 0 | function, |
2118 | 0 | mft_entry->volume_information_attribute_index ); |
2119 | |
|
2120 | 0 | return( -1 ); |
2121 | 0 | } |
2122 | 0 | return( 1 ); |
2123 | 0 | } |
2124 | | |
2125 | | /* Retrieves the $VOLUME_NAME attribute |
2126 | | * Returns 1 if successful, 0 if not available or -1 on error |
2127 | | */ |
2128 | | int libfsntfs_mft_entry_get_volume_name_attribute( |
2129 | | libfsntfs_mft_entry_t *mft_entry, |
2130 | | libfsntfs_mft_attribute_t **attribute, |
2131 | | libcerror_error_t **error ) |
2132 | 0 | { |
2133 | 0 | static char *function = "libfsntfs_mft_entry_get_volume_name_attribute"; |
2134 | |
|
2135 | 0 | if( mft_entry == NULL ) |
2136 | 0 | { |
2137 | 0 | libcerror_error_set( |
2138 | 0 | error, |
2139 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2140 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2141 | 0 | "%s: invalid MFT entry.", |
2142 | 0 | function ); |
2143 | |
|
2144 | 0 | return( -1 ); |
2145 | 0 | } |
2146 | 0 | if( mft_entry->volume_name_attribute_index == -1 ) |
2147 | 0 | { |
2148 | 0 | return( 0 ); |
2149 | 0 | } |
2150 | 0 | if( libcdata_array_get_entry_by_index( |
2151 | 0 | mft_entry->attributes_array, |
2152 | 0 | mft_entry->volume_name_attribute_index, |
2153 | 0 | (intptr_t **) attribute, |
2154 | 0 | error ) != 1 ) |
2155 | 0 | { |
2156 | 0 | libcerror_error_set( |
2157 | 0 | error, |
2158 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2159 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2160 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2161 | 0 | function, |
2162 | 0 | mft_entry->volume_name_attribute_index ); |
2163 | |
|
2164 | 0 | return( -1 ); |
2165 | 0 | } |
2166 | 0 | return( 1 ); |
2167 | 0 | } |
2168 | | |
2169 | | /* Retrieves the number of alternate data attributes |
2170 | | * Returns 1 if successful or -1 on error |
2171 | | */ |
2172 | | int libfsntfs_mft_entry_get_number_of_alternate_data_attributes( |
2173 | | libfsntfs_mft_entry_t *mft_entry, |
2174 | | int *number_of_attributes, |
2175 | | libcerror_error_t **error ) |
2176 | 0 | { |
2177 | 0 | static char *function = "libfsntfs_mft_entry_get_number_of_alternate_data_attributes"; |
2178 | |
|
2179 | 0 | if( mft_entry == NULL ) |
2180 | 0 | { |
2181 | 0 | libcerror_error_set( |
2182 | 0 | error, |
2183 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2184 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2185 | 0 | "%s: invalid MFT entry.", |
2186 | 0 | function ); |
2187 | |
|
2188 | 0 | return( -1 ); |
2189 | 0 | } |
2190 | 0 | if( libcdata_array_get_number_of_entries( |
2191 | 0 | mft_entry->alternate_data_attributes_array, |
2192 | 0 | number_of_attributes, |
2193 | 0 | error ) != 1 ) |
2194 | 0 | { |
2195 | 0 | libcerror_error_set( |
2196 | 0 | error, |
2197 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2198 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2199 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2200 | 0 | function ); |
2201 | |
|
2202 | 0 | return( -1 ); |
2203 | 0 | } |
2204 | 0 | return( 1 ); |
2205 | 0 | } |
2206 | | |
2207 | | /* Retrieves a specific alternate data attribute |
2208 | | * Returns 1 if successful or -1 on error |
2209 | | */ |
2210 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_index( |
2211 | | libfsntfs_mft_entry_t *mft_entry, |
2212 | | int attribute_index, |
2213 | | libfsntfs_mft_attribute_t **attribute, |
2214 | | libcerror_error_t **error ) |
2215 | 0 | { |
2216 | 0 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_index"; |
2217 | |
|
2218 | 0 | if( mft_entry == NULL ) |
2219 | 0 | { |
2220 | 0 | libcerror_error_set( |
2221 | 0 | error, |
2222 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2223 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2224 | 0 | "%s: invalid MFT entry.", |
2225 | 0 | function ); |
2226 | |
|
2227 | 0 | return( -1 ); |
2228 | 0 | } |
2229 | 0 | if( libcdata_array_get_entry_by_index( |
2230 | 0 | mft_entry->alternate_data_attributes_array, |
2231 | 0 | attribute_index, |
2232 | 0 | (intptr_t **) attribute, |
2233 | 0 | error ) != 1 ) |
2234 | 0 | { |
2235 | 0 | libcerror_error_set( |
2236 | 0 | error, |
2237 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2238 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2239 | 0 | "%s: unable to retrieve entry: %d from alternate data attributes array.", |
2240 | 0 | function, |
2241 | 0 | attribute_index ); |
2242 | |
|
2243 | 0 | return( -1 ); |
2244 | 0 | } |
2245 | 0 | return( 1 ); |
2246 | 0 | } |
2247 | | |
2248 | | /* Retrieves a specific alternate data attribute for an UTF-8 encoded name |
2249 | | * Returns 1 if successful, 0 if no such alternate data attribute or -1 on error |
2250 | | */ |
2251 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_utf8_name( |
2252 | | libfsntfs_mft_entry_t *mft_entry, |
2253 | | const uint8_t *utf8_string, |
2254 | | size_t utf8_string_length, |
2255 | | libfsntfs_mft_attribute_t **attribute, |
2256 | | libcerror_error_t **error ) |
2257 | 961 | { |
2258 | 961 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_utf8_name"; |
2259 | 961 | int attribute_index = 0; |
2260 | 961 | int number_of_attributes = 0; |
2261 | 961 | int result = 0; |
2262 | | |
2263 | 961 | if( mft_entry == NULL ) |
2264 | 0 | { |
2265 | 0 | libcerror_error_set( |
2266 | 0 | error, |
2267 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2268 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2269 | 0 | "%s: invalid MFT entry.", |
2270 | 0 | function ); |
2271 | |
|
2272 | 0 | return( -1 ); |
2273 | 0 | } |
2274 | 961 | if( attribute == NULL ) |
2275 | 0 | { |
2276 | 0 | libcerror_error_set( |
2277 | 0 | error, |
2278 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2279 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2280 | 0 | "%s: invalid attribute.", |
2281 | 0 | function ); |
2282 | |
|
2283 | 0 | return( -1 ); |
2284 | 0 | } |
2285 | 961 | if( libcdata_array_get_number_of_entries( |
2286 | 961 | mft_entry->alternate_data_attributes_array, |
2287 | 961 | &number_of_attributes, |
2288 | 961 | error ) != 1 ) |
2289 | 0 | { |
2290 | 0 | libcerror_error_set( |
2291 | 0 | error, |
2292 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2293 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2294 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2295 | 0 | function ); |
2296 | |
|
2297 | 0 | return( -1 ); |
2298 | 0 | } |
2299 | 961 | for( attribute_index = 0; |
2300 | 1.09k | attribute_index < number_of_attributes; |
2301 | 961 | attribute_index++ ) |
2302 | 1.08k | { |
2303 | 1.08k | if( libcdata_array_get_entry_by_index( |
2304 | 1.08k | mft_entry->alternate_data_attributes_array, |
2305 | 1.08k | attribute_index, |
2306 | 1.08k | (intptr_t **) attribute, |
2307 | 1.08k | error ) != 1 ) |
2308 | 0 | { |
2309 | 0 | libcerror_error_set( |
2310 | 0 | error, |
2311 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2312 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2313 | 0 | "%s: unable to retrieve entry: %d from alternative data attributes array.", |
2314 | 0 | function, |
2315 | 0 | attribute_index ); |
2316 | |
|
2317 | 0 | return( -1 ); |
2318 | 0 | } |
2319 | 1.08k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
2320 | 1.08k | *attribute, |
2321 | 1.08k | utf8_string, |
2322 | 1.08k | utf8_string_length, |
2323 | 1.08k | error ); |
2324 | | |
2325 | 1.08k | if( result == -1 ) |
2326 | 0 | { |
2327 | 0 | libcerror_error_set( |
2328 | 0 | error, |
2329 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2330 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2331 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute name.", |
2332 | 0 | function ); |
2333 | |
|
2334 | 0 | goto on_error; |
2335 | 0 | } |
2336 | 1.08k | else if( result == 1 ) |
2337 | 950 | { |
2338 | 950 | return( 1 ); |
2339 | 950 | } |
2340 | 1.08k | } |
2341 | 11 | *attribute = NULL; |
2342 | | |
2343 | 11 | return( 0 ); |
2344 | | |
2345 | 0 | on_error: |
2346 | 0 | *attribute = NULL; |
2347 | |
|
2348 | 0 | return( -1 ); |
2349 | 961 | } |
2350 | | |
2351 | | /* Retrieves a specific alternate data attribute for an UTF-16 encoded name |
2352 | | * Returns 1 if successful, 0 if no such alternate data attribute or -1 on error |
2353 | | */ |
2354 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_utf16_name( |
2355 | | libfsntfs_mft_entry_t *mft_entry, |
2356 | | const uint16_t *utf16_string, |
2357 | | size_t utf16_string_length, |
2358 | | libfsntfs_mft_attribute_t **attribute, |
2359 | | libcerror_error_t **error ) |
2360 | 0 | { |
2361 | 0 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_utf16_name"; |
2362 | 0 | int attribute_index = 0; |
2363 | 0 | int number_of_attributes = 0; |
2364 | 0 | int result = 0; |
2365 | |
|
2366 | 0 | if( mft_entry == NULL ) |
2367 | 0 | { |
2368 | 0 | libcerror_error_set( |
2369 | 0 | error, |
2370 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2371 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2372 | 0 | "%s: invalid MFT entry.", |
2373 | 0 | function ); |
2374 | |
|
2375 | 0 | return( -1 ); |
2376 | 0 | } |
2377 | 0 | if( attribute == NULL ) |
2378 | 0 | { |
2379 | 0 | libcerror_error_set( |
2380 | 0 | error, |
2381 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2382 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2383 | 0 | "%s: invalid attribute.", |
2384 | 0 | function ); |
2385 | |
|
2386 | 0 | return( -1 ); |
2387 | 0 | } |
2388 | 0 | if( libcdata_array_get_number_of_entries( |
2389 | 0 | mft_entry->alternate_data_attributes_array, |
2390 | 0 | &number_of_attributes, |
2391 | 0 | error ) != 1 ) |
2392 | 0 | { |
2393 | 0 | libcerror_error_set( |
2394 | 0 | error, |
2395 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2396 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2397 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2398 | 0 | function ); |
2399 | |
|
2400 | 0 | return( -1 ); |
2401 | 0 | } |
2402 | 0 | for( attribute_index = 0; |
2403 | 0 | attribute_index < number_of_attributes; |
2404 | 0 | attribute_index++ ) |
2405 | 0 | { |
2406 | 0 | if( libcdata_array_get_entry_by_index( |
2407 | 0 | mft_entry->alternate_data_attributes_array, |
2408 | 0 | attribute_index, |
2409 | 0 | (intptr_t **) attribute, |
2410 | 0 | error ) != 1 ) |
2411 | 0 | { |
2412 | 0 | libcerror_error_set( |
2413 | 0 | error, |
2414 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2415 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2416 | 0 | "%s: unable to retrieve entry: %d from alternative data attributes array.", |
2417 | 0 | function, |
2418 | 0 | attribute_index ); |
2419 | |
|
2420 | 0 | return( -1 ); |
2421 | 0 | } |
2422 | 0 | result = libfsntfs_mft_attribute_compare_name_with_utf16_string( |
2423 | 0 | *attribute, |
2424 | 0 | utf16_string, |
2425 | 0 | utf16_string_length, |
2426 | 0 | error ); |
2427 | |
|
2428 | 0 | if( result == -1 ) |
2429 | 0 | { |
2430 | 0 | libcerror_error_set( |
2431 | 0 | error, |
2432 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2433 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2434 | 0 | "%s: unable to compare UTF-16 string with alternative data attribute name.", |
2435 | 0 | function ); |
2436 | |
|
2437 | 0 | goto on_error; |
2438 | 0 | } |
2439 | 0 | else if( result == 1 ) |
2440 | 0 | { |
2441 | 0 | return( 1 ); |
2442 | 0 | } |
2443 | 0 | } |
2444 | 0 | *attribute = NULL; |
2445 | |
|
2446 | 0 | return( 0 ); |
2447 | | |
2448 | 0 | on_error: |
2449 | 0 | *attribute = NULL; |
2450 | |
|
2451 | 0 | return( -1 ); |
2452 | 0 | } |
2453 | | |
2454 | | /* Sets the attribute helper values for an attribute |
2455 | | * Returns 1 if successful or -1 on error |
2456 | | */ |
2457 | | int libfsntfs_mft_entry_set_attribute_helper_values( |
2458 | | libfsntfs_mft_entry_t *mft_entry, |
2459 | | int attribute_index, |
2460 | | libfsntfs_mft_attribute_t *attribute, |
2461 | | libcerror_error_t **error ) |
2462 | 57.2k | { |
2463 | 57.2k | uint8_t utf8_attribute_name[ 8 ]; |
2464 | | |
2465 | 57.2k | static char *function = "libfsntfs_mft_entry_set_attribute_helper_values"; |
2466 | 57.2k | size_t utf8_attribute_name_size = 0; |
2467 | 57.2k | uint32_t attribute_type = 0; |
2468 | 57.2k | int result = 0; |
2469 | | |
2470 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2471 | | libfsntfs_standard_information_values_t *standard_information_values = NULL; |
2472 | | #endif |
2473 | | |
2474 | 57.2k | if( mft_entry == NULL ) |
2475 | 0 | { |
2476 | 0 | libcerror_error_set( |
2477 | 0 | error, |
2478 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2479 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2480 | 0 | "%s: invalid MFT entry.", |
2481 | 0 | function ); |
2482 | |
|
2483 | 0 | return( -1 ); |
2484 | 0 | } |
2485 | 57.2k | if( libfsntfs_mft_attribute_get_utf8_name_size( |
2486 | 57.2k | attribute, |
2487 | 57.2k | &utf8_attribute_name_size, |
2488 | 57.2k | error ) != 1 ) |
2489 | 100 | { |
2490 | 100 | libcerror_error_set( |
2491 | 100 | error, |
2492 | 100 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2493 | 100 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2494 | 100 | "%s: unable to retrieve UTF-8 attribute name size.", |
2495 | 100 | function ); |
2496 | | |
2497 | 100 | return( -1 ); |
2498 | 100 | } |
2499 | 57.1k | if( libfsntfs_mft_attribute_get_type( |
2500 | 57.1k | attribute, |
2501 | 57.1k | &attribute_type, |
2502 | 57.1k | error ) != 1 ) |
2503 | 0 | { |
2504 | 0 | libcerror_error_set( |
2505 | 0 | error, |
2506 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2507 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2508 | 0 | "%s: unable to retrieve attribute type.", |
2509 | 0 | function ); |
2510 | |
|
2511 | 0 | return( -1 ); |
2512 | 0 | } |
2513 | 57.1k | switch( attribute_type ) |
2514 | 57.1k | { |
2515 | 21.5k | case LIBFSNTFS_ATTRIBUTE_TYPE_DATA: |
2516 | 21.5k | if( libfsntfs_mft_entry_set_data_attribute_helper_values( |
2517 | 21.5k | mft_entry, |
2518 | 21.5k | attribute, |
2519 | 21.5k | error ) != 1 ) |
2520 | 0 | { |
2521 | 0 | libcerror_error_set( |
2522 | 0 | error, |
2523 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2524 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2525 | 0 | "%s: unable to set data attribute helper values.", |
2526 | 0 | function ); |
2527 | |
|
2528 | 0 | return( -1 ); |
2529 | 0 | } |
2530 | 21.5k | break; |
2531 | | |
2532 | 21.5k | case LIBFSNTFS_ATTRIBUTE_TYPE_FILE_NAME: |
2533 | 7.21k | if( mft_entry->file_name_attribute_index == -1 ) |
2534 | 6.75k | { |
2535 | 6.75k | mft_entry->file_name_attribute_index = attribute_index; |
2536 | 6.75k | } |
2537 | 7.21k | break; |
2538 | | |
2539 | 6.18k | case LIBFSNTFS_ATTRIBUTE_TYPE_INDEX_ROOT: |
2540 | | /* Only interested in attribute names that would match $I30 |
2541 | | */ |
2542 | 6.18k | if( ( utf8_attribute_name_size == 0 ) |
2543 | 5.93k | || ( utf8_attribute_name_size > 8 ) ) |
2544 | 562 | { |
2545 | 562 | break; |
2546 | 562 | } |
2547 | 5.62k | if( libfsntfs_mft_attribute_get_utf8_name( |
2548 | 5.62k | attribute, |
2549 | 5.62k | utf8_attribute_name, |
2550 | 5.62k | utf8_attribute_name_size, |
2551 | 5.62k | error ) != 1 ) |
2552 | 0 | { |
2553 | 0 | libcerror_error_set( |
2554 | 0 | error, |
2555 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2556 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2557 | 0 | "%s: unable to retrieve UTF-8 attribute name.", |
2558 | 0 | function ); |
2559 | |
|
2560 | 0 | return( -1 ); |
2561 | 0 | } |
2562 | 5.62k | result = libuna_utf8_string_compare_with_utf8_stream( |
2563 | 5.62k | utf8_attribute_name, |
2564 | 5.62k | utf8_attribute_name_size, |
2565 | 5.62k | (uint8_t *) "$I30", |
2566 | 5.62k | 4, |
2567 | 5.62k | error ); |
2568 | | |
2569 | 5.62k | if( result == -1 ) |
2570 | 0 | { |
2571 | 0 | libcerror_error_set( |
2572 | 0 | error, |
2573 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2574 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2575 | 0 | "%s: unable to compare UTF-8 string with $I30.", |
2576 | 0 | function ); |
2577 | |
|
2578 | 0 | return( -1 ); |
2579 | 0 | } |
2580 | 5.62k | else if( result == LIBUNA_COMPARE_EQUAL ) |
2581 | 2.70k | { |
2582 | 2.70k | mft_entry->has_i30_index = 1; |
2583 | 2.70k | } |
2584 | 5.62k | break; |
2585 | | |
2586 | 5.62k | case LIBFSNTFS_ATTRIBUTE_TYPE_REPARSE_POINT: |
2587 | | /* Assume only one reparse point attribute per MFT entry is allowed |
2588 | | */ |
2589 | 117 | if( mft_entry->reparse_point_attribute_index != -1 ) |
2590 | 21 | { |
2591 | 21 | libcerror_error_set( |
2592 | 21 | error, |
2593 | 21 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2594 | 21 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2595 | 21 | "%s: invalid MFT entry - reparse point attribute index value already set.", |
2596 | 21 | function ); |
2597 | | |
2598 | 21 | return( -1 ); |
2599 | 21 | } |
2600 | 96 | mft_entry->reparse_point_attribute_index = attribute_index; |
2601 | | |
2602 | 96 | break; |
2603 | | |
2604 | 1.32k | case LIBFSNTFS_ATTRIBUTE_TYPE_SECURITY_DESCRIPTOR: |
2605 | | /* Assume only one security descriptor attribute per MFT entry is allowed |
2606 | | */ |
2607 | 1.32k | if( mft_entry->security_descriptor_attribute_index != -1 ) |
2608 | 19 | { |
2609 | 19 | libcerror_error_set( |
2610 | 19 | error, |
2611 | 19 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2612 | 19 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2613 | 19 | "%s: invalid MFT entry - security descriptor attribute index value already set.", |
2614 | 19 | function ); |
2615 | | |
2616 | 19 | return( -1 ); |
2617 | 19 | } |
2618 | 1.30k | mft_entry->security_descriptor_attribute_index = attribute_index; |
2619 | | |
2620 | 1.30k | break; |
2621 | | |
2622 | 997 | case LIBFSNTFS_ATTRIBUTE_TYPE_STANDARD_INFORMATION: |
2623 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2624 | | if( libfsntfs_standard_information_values_initialize( |
2625 | | &standard_information_values, |
2626 | | error ) != 1 ) |
2627 | | { |
2628 | | libcerror_error_set( |
2629 | | error, |
2630 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2631 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2632 | | "%s: unable to create standard information values.", |
2633 | | function ); |
2634 | | |
2635 | | return( -1 ); |
2636 | | } |
2637 | | if( libfsntfs_standard_information_values_read_from_mft_attribute( |
2638 | | standard_information_values, |
2639 | | attribute, |
2640 | | error ) != 1 ) |
2641 | | { |
2642 | | libcerror_error_set( |
2643 | | error, |
2644 | | LIBCERROR_ERROR_DOMAIN_IO, |
2645 | | LIBCERROR_IO_ERROR_READ_FAILED, |
2646 | | "%s: unable to read standard information values from MFT attribute.", |
2647 | | function ); |
2648 | | |
2649 | | libfsntfs_standard_information_values_free( |
2650 | | &standard_information_values, |
2651 | | NULL ); |
2652 | | |
2653 | | return( -1 ); |
2654 | | } |
2655 | | if( libfsntfs_standard_information_values_free( |
2656 | | &standard_information_values, |
2657 | | error ) != 1 ) |
2658 | | { |
2659 | | libcerror_error_set( |
2660 | | error, |
2661 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2662 | | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
2663 | | "%s: unable to free standard information values.", |
2664 | | function ); |
2665 | | |
2666 | | return( -1 ); |
2667 | | } |
2668 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
2669 | | |
2670 | | /* Assume only one standard information attribute per MFT entry is allowed |
2671 | | */ |
2672 | 997 | if( mft_entry->standard_information_attribute_index != -1 ) |
2673 | 19 | { |
2674 | 19 | libcerror_error_set( |
2675 | 19 | error, |
2676 | 19 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2677 | 19 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2678 | 19 | "%s: invalid MFT entry - standard information attribute index value already set.", |
2679 | 19 | function ); |
2680 | | |
2681 | 19 | return( -1 ); |
2682 | 19 | } |
2683 | 978 | mft_entry->standard_information_attribute_index = attribute_index; |
2684 | | |
2685 | 978 | break; |
2686 | | |
2687 | 99 | case LIBFSNTFS_ATTRIBUTE_TYPE_VOLUME_INFORMATION: |
2688 | | /* Assume only one volume information attribute per MFT entry is allowed |
2689 | | */ |
2690 | 99 | if( mft_entry->volume_information_attribute_index != -1 ) |
2691 | 17 | { |
2692 | 17 | libcerror_error_set( |
2693 | 17 | error, |
2694 | 17 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2695 | 17 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2696 | 17 | "%s: invalid MFT entry - volume information attribute index value already set.", |
2697 | 17 | function ); |
2698 | | |
2699 | 17 | return( -1 ); |
2700 | 17 | } |
2701 | 82 | mft_entry->volume_information_attribute_index = attribute_index; |
2702 | | |
2703 | 82 | break; |
2704 | | |
2705 | 76 | case LIBFSNTFS_ATTRIBUTE_TYPE_VOLUME_NAME: |
2706 | | /* Assume only one volume name attribute per MFT entry is allowed |
2707 | | */ |
2708 | 76 | if( mft_entry->volume_name_attribute_index != -1 ) |
2709 | 18 | { |
2710 | 18 | libcerror_error_set( |
2711 | 18 | error, |
2712 | 18 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2713 | 18 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2714 | 18 | "%s: invalid MFT entry - volume name attribute index value already set.", |
2715 | 18 | function ); |
2716 | | |
2717 | 18 | return( -1 ); |
2718 | 18 | } |
2719 | 58 | mft_entry->volume_name_attribute_index = attribute_index; |
2720 | | |
2721 | 58 | break; |
2722 | | |
2723 | 19.6k | default: |
2724 | 19.6k | break; |
2725 | 57.1k | } |
2726 | 57.0k | return( 1 ); |
2727 | 57.1k | } |
2728 | | |
2729 | | /* Sets the attribute helper values for a $DATA attribute |
2730 | | * Returns 1 if successful or -1 on error |
2731 | | */ |
2732 | | int libfsntfs_mft_entry_set_data_attribute_helper_values( |
2733 | | libfsntfs_mft_entry_t *mft_entry, |
2734 | | libfsntfs_mft_attribute_t *data_attribute, |
2735 | | libcerror_error_t **error ) |
2736 | 21.5k | { |
2737 | 21.5k | libfsntfs_mft_attribute_t *existing_data_attribute = NULL; |
2738 | 21.5k | uint8_t *utf8_attribute_name = NULL; |
2739 | 21.5k | static char *function = "libfsntfs_mft_entry_set_data_attribute_helper_values"; |
2740 | 21.5k | size_t utf8_attribute_name_size = 0; |
2741 | 21.5k | int attribute_index = 0; |
2742 | 21.5k | int entry_index = 0; |
2743 | 21.5k | int result = 0; |
2744 | | |
2745 | 21.5k | if( mft_entry == NULL ) |
2746 | 0 | { |
2747 | 0 | libcerror_error_set( |
2748 | 0 | error, |
2749 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2750 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2751 | 0 | "%s: invalid MFT entry.", |
2752 | 0 | function ); |
2753 | |
|
2754 | 0 | return( -1 ); |
2755 | 0 | } |
2756 | 21.5k | if( libfsntfs_mft_attribute_get_utf8_name_size( |
2757 | 21.5k | data_attribute, |
2758 | 21.5k | &utf8_attribute_name_size, |
2759 | 21.5k | error ) != 1 ) |
2760 | 0 | { |
2761 | 0 | libcerror_error_set( |
2762 | 0 | error, |
2763 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2764 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2765 | 0 | "%s: unable to retrieve UTF-8 attribute name size.", |
2766 | 0 | function ); |
2767 | |
|
2768 | 0 | goto on_error; |
2769 | 0 | } |
2770 | 21.5k | if( utf8_attribute_name_size <= 1 ) |
2771 | 14.3k | { |
2772 | 14.3k | if( libfsntfs_mft_attribute_append_to_chain( |
2773 | 14.3k | &( mft_entry->data_attribute ), |
2774 | 14.3k | data_attribute, |
2775 | 14.3k | error ) != 1 ) |
2776 | 0 | { |
2777 | 0 | libcerror_error_set( |
2778 | 0 | error, |
2779 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2780 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2781 | 0 | "%s: unable to chain attribute.", |
2782 | 0 | function ); |
2783 | |
|
2784 | 0 | goto on_error; |
2785 | 0 | } |
2786 | 14.3k | } |
2787 | 7.18k | else |
2788 | 7.18k | { |
2789 | 7.18k | if( utf8_attribute_name_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) |
2790 | 0 | { |
2791 | 0 | libcerror_error_set( |
2792 | 0 | error, |
2793 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2794 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
2795 | 0 | "%s: invalid UTF-8 attribute name size value out of bounds.", |
2796 | 0 | function ); |
2797 | |
|
2798 | 0 | goto on_error; |
2799 | 0 | } |
2800 | 7.18k | utf8_attribute_name = (uint8_t *) memory_allocate( |
2801 | 7.18k | (size_t) utf8_attribute_name_size ); |
2802 | | |
2803 | 7.18k | if( utf8_attribute_name == NULL ) |
2804 | 0 | { |
2805 | 0 | libcerror_error_set( |
2806 | 0 | error, |
2807 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2808 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
2809 | 0 | "%s: unable to create UTF-8 attribute name.", |
2810 | 0 | function ); |
2811 | |
|
2812 | 0 | goto on_error; |
2813 | 0 | } |
2814 | 7.18k | if( libfsntfs_mft_attribute_get_utf8_name( |
2815 | 7.18k | data_attribute, |
2816 | 7.18k | utf8_attribute_name, |
2817 | 7.18k | utf8_attribute_name_size, |
2818 | 7.18k | error ) != 1 ) |
2819 | 0 | { |
2820 | 0 | libcerror_error_set( |
2821 | 0 | error, |
2822 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2823 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2824 | 0 | "%s: unable to retrieve UTF-8 attribute name.", |
2825 | 0 | function ); |
2826 | |
|
2827 | 0 | goto on_error; |
2828 | 0 | } |
2829 | 7.18k | result = libfsntfs_mft_entry_get_data_attribute_by_utf8_name( |
2830 | 7.18k | mft_entry, |
2831 | 7.18k | utf8_attribute_name, |
2832 | 7.18k | utf8_attribute_name_size, |
2833 | 7.18k | &attribute_index, |
2834 | 7.18k | &existing_data_attribute, |
2835 | 7.18k | error ); |
2836 | | |
2837 | 7.18k | if( result == -1 ) |
2838 | 0 | { |
2839 | 0 | libcerror_error_set( |
2840 | 0 | error, |
2841 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2842 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2843 | 0 | "%s: unable to retrieve data attribute.", |
2844 | 0 | function ); |
2845 | |
|
2846 | 0 | goto on_error; |
2847 | 0 | } |
2848 | 7.18k | else if( result == 0 ) |
2849 | 5.19k | { |
2850 | 5.19k | if( libcdata_array_append_entry( |
2851 | 5.19k | mft_entry->alternate_data_attributes_array, |
2852 | 5.19k | &entry_index, |
2853 | 5.19k | (intptr_t *) data_attribute, |
2854 | 5.19k | error ) != 1 ) |
2855 | 0 | { |
2856 | 0 | libcerror_error_set( |
2857 | 0 | error, |
2858 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2859 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2860 | 0 | "%s: unable to append alternate data attribute to array.", |
2861 | 0 | function ); |
2862 | |
|
2863 | 0 | goto on_error; |
2864 | 0 | } |
2865 | 5.19k | existing_data_attribute = data_attribute; |
2866 | 5.19k | } |
2867 | 1.98k | else |
2868 | 1.98k | { |
2869 | 1.98k | if( libfsntfs_mft_attribute_append_to_chain( |
2870 | 1.98k | &existing_data_attribute, |
2871 | 1.98k | data_attribute, |
2872 | 1.98k | error ) != 1 ) |
2873 | 0 | { |
2874 | 0 | libcerror_error_set( |
2875 | 0 | error, |
2876 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2877 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2878 | 0 | "%s: unable to chain alternate data attribute.", |
2879 | 0 | function ); |
2880 | |
|
2881 | 0 | goto on_error; |
2882 | 0 | } |
2883 | 1.98k | if( libcdata_array_set_entry_by_index( |
2884 | 1.98k | mft_entry->alternate_data_attributes_array, |
2885 | 1.98k | attribute_index, |
2886 | 1.98k | (intptr_t *) existing_data_attribute, |
2887 | 1.98k | error ) != 1 ) |
2888 | 0 | { |
2889 | 0 | libcerror_error_set( |
2890 | 0 | error, |
2891 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2892 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2893 | 0 | "%s: unable to append set data attribute: %d in array.", |
2894 | 0 | function, |
2895 | 0 | attribute_index ); |
2896 | |
|
2897 | 0 | goto on_error; |
2898 | 0 | } |
2899 | 1.98k | } |
2900 | 7.18k | memory_free( |
2901 | 7.18k | utf8_attribute_name ); |
2902 | | |
2903 | 7.18k | utf8_attribute_name = NULL; |
2904 | | |
2905 | 7.18k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
2906 | 7.18k | data_attribute, |
2907 | 7.18k | (uint8_t *) "WofCompressedData", |
2908 | 7.18k | 17, |
2909 | 7.18k | error ); |
2910 | | |
2911 | 7.18k | if( result == -1 ) |
2912 | 0 | { |
2913 | 0 | libcerror_error_set( |
2914 | 0 | error, |
2915 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2916 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2917 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute name.", |
2918 | 0 | function ); |
2919 | |
|
2920 | 0 | goto on_error; |
2921 | 0 | } |
2922 | 7.18k | else if( result == 1 ) |
2923 | 42 | { |
2924 | 42 | mft_entry->wof_compressed_data_attribute = existing_data_attribute; |
2925 | 42 | } |
2926 | 7.18k | } |
2927 | 21.5k | return( 1 ); |
2928 | | |
2929 | 0 | on_error: |
2930 | 0 | if( utf8_attribute_name != NULL ) |
2931 | 0 | { |
2932 | 0 | memory_free( |
2933 | 0 | utf8_attribute_name ); |
2934 | 0 | } |
2935 | 0 | return( -1 ); |
2936 | 21.5k | } |
2937 | | |
2938 | | /* Retrieves a data attribute with the specified name |
2939 | | * Returns 1 if successful, 0 if no attribute was found or -1 on error |
2940 | | */ |
2941 | | int libfsntfs_mft_entry_get_data_attribute_by_utf8_name( |
2942 | | libfsntfs_mft_entry_t *mft_entry, |
2943 | | const uint8_t *utf8_string, |
2944 | | size_t utf8_string_length, |
2945 | | int *attribute_index, |
2946 | | libfsntfs_mft_attribute_t **attribute, |
2947 | | libcerror_error_t **error ) |
2948 | 7.18k | { |
2949 | 7.18k | libfsntfs_mft_attribute_t *safe_attribute = NULL; |
2950 | 7.18k | static char *function = "libfsntfs_mft_entry_get_data_attribute_by_utf8_name"; |
2951 | 7.18k | int number_of_attributes = 0; |
2952 | 7.18k | int result = 0; |
2953 | 7.18k | int safe_attribute_index = 0; |
2954 | | |
2955 | 7.18k | if( mft_entry == NULL ) |
2956 | 0 | { |
2957 | 0 | libcerror_error_set( |
2958 | 0 | error, |
2959 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2960 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2961 | 0 | "%s: invalid MFT entry.", |
2962 | 0 | function ); |
2963 | |
|
2964 | 0 | return( -1 ); |
2965 | 0 | } |
2966 | 7.18k | if( utf8_string == NULL ) |
2967 | 0 | { |
2968 | 0 | libcerror_error_set( |
2969 | 0 | error, |
2970 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2971 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2972 | 0 | "%s: invalid UTF-8 string.", |
2973 | 0 | function ); |
2974 | |
|
2975 | 0 | return( -1 ); |
2976 | 0 | } |
2977 | 7.18k | if( utf8_string_length > (size_t) ( SSIZE_MAX - 1 ) ) |
2978 | 0 | { |
2979 | 0 | libcerror_error_set( |
2980 | 0 | error, |
2981 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2982 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2983 | 0 | "%s: invalid UTF-8 string length value exceeds maximum.", |
2984 | 0 | function ); |
2985 | |
|
2986 | 0 | return( -1 ); |
2987 | 0 | } |
2988 | 7.18k | if( attribute_index == NULL ) |
2989 | 0 | { |
2990 | 0 | libcerror_error_set( |
2991 | 0 | error, |
2992 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2993 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2994 | 0 | "%s: invalid attribute index.", |
2995 | 0 | function ); |
2996 | |
|
2997 | 0 | return( -1 ); |
2998 | 0 | } |
2999 | 7.18k | if( attribute == NULL ) |
3000 | 0 | { |
3001 | 0 | libcerror_error_set( |
3002 | 0 | error, |
3003 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3004 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3005 | 0 | "%s: invalid attribute.", |
3006 | 0 | function ); |
3007 | |
|
3008 | 0 | return( -1 ); |
3009 | 0 | } |
3010 | 7.18k | if( libcdata_array_get_number_of_entries( |
3011 | 7.18k | mft_entry->alternate_data_attributes_array, |
3012 | 7.18k | &number_of_attributes, |
3013 | 7.18k | error ) != 1 ) |
3014 | 0 | { |
3015 | 0 | libcerror_error_set( |
3016 | 0 | error, |
3017 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3018 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3019 | 0 | "%s: unable to retrieve number of alternate data attributes.", |
3020 | 0 | function ); |
3021 | |
|
3022 | 0 | return( -1 ); |
3023 | 0 | } |
3024 | 7.18k | for( safe_attribute_index = 0; |
3025 | 24.9k | safe_attribute_index < number_of_attributes; |
3026 | 17.7k | safe_attribute_index++ ) |
3027 | 19.7k | { |
3028 | 19.7k | if( libcdata_array_get_entry_by_index( |
3029 | 19.7k | mft_entry->alternate_data_attributes_array, |
3030 | 19.7k | safe_attribute_index, |
3031 | 19.7k | (intptr_t **) &safe_attribute, |
3032 | 19.7k | error ) != 1 ) |
3033 | 0 | { |
3034 | 0 | libcerror_error_set( |
3035 | 0 | error, |
3036 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3037 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3038 | 0 | "%s: unable to retrieve alternate data attribute: %d.", |
3039 | 0 | function, |
3040 | 0 | safe_attribute_index ); |
3041 | |
|
3042 | 0 | return( -1 ); |
3043 | 0 | } |
3044 | 19.7k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
3045 | 19.7k | safe_attribute, |
3046 | 19.7k | utf8_string, |
3047 | 19.7k | utf8_string_length, |
3048 | 19.7k | error ); |
3049 | | |
3050 | 19.7k | if( result == -1 ) |
3051 | 0 | { |
3052 | 0 | libcerror_error_set( |
3053 | 0 | error, |
3054 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3055 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
3056 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute: %d name.", |
3057 | 0 | function, |
3058 | 0 | safe_attribute_index ); |
3059 | |
|
3060 | 0 | return( -1 ); |
3061 | 0 | } |
3062 | 19.7k | else if( result != 0 ) |
3063 | 1.98k | { |
3064 | 1.98k | break; |
3065 | 1.98k | } |
3066 | 19.7k | } |
3067 | 7.18k | if( result != 0 ) |
3068 | 1.98k | { |
3069 | 1.98k | *attribute_index = safe_attribute_index; |
3070 | 1.98k | *attribute = safe_attribute; |
3071 | 1.98k | } |
3072 | 5.19k | else |
3073 | 5.19k | { |
3074 | 5.19k | *attribute_index = 0; |
3075 | 5.19k | *attribute = NULL; |
3076 | 5.19k | } |
3077 | 7.18k | return( result ); |
3078 | 7.18k | } |
3079 | | |
3080 | | /* Determines if the file entry has the directory entries ($I30) index |
3081 | | * Returns 1 if the default data stream, 0 if not or -1 on error |
3082 | | */ |
3083 | | int libfsntfs_mft_entry_has_directory_entries_index( |
3084 | | libfsntfs_mft_entry_t *mft_entry, |
3085 | | libcerror_error_t **error ) |
3086 | 0 | { |
3087 | 0 | static char *function = "libfsntfs_mft_entry_has_directory_entries_index"; |
3088 | |
|
3089 | 0 | if( mft_entry == NULL ) |
3090 | 0 | { |
3091 | 0 | libcerror_error_set( |
3092 | 0 | error, |
3093 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3094 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3095 | 0 | "%s: invalid MFT entry.", |
3096 | 0 | function ); |
3097 | |
|
3098 | 0 | return( -1 ); |
3099 | 0 | } |
3100 | 0 | return( (int) mft_entry->has_i30_index ); |
3101 | 0 | } |
3102 | | |
3103 | | /* Reads the MFT entry |
3104 | | * Callback function for the MFT entry vector |
3105 | | * Returns 1 if successful or -1 on error |
3106 | | */ |
3107 | | int libfsntfs_mft_entry_read_element_data( |
3108 | | intptr_t *data_handle LIBFSNTFS_ATTRIBUTE_UNUSED, |
3109 | | libbfio_handle_t *file_io_handle, |
3110 | | libfdata_vector_t *vector, |
3111 | | libfdata_cache_t *cache, |
3112 | | int element_index, |
3113 | | int element_data_file_index LIBFSNTFS_ATTRIBUTE_UNUSED, |
3114 | | off64_t element_data_offset, |
3115 | | size64_t element_data_size, |
3116 | | uint32_t element_flags LIBFSNTFS_ATTRIBUTE_UNUSED, |
3117 | | uint8_t read_flags LIBFSNTFS_ATTRIBUTE_UNUSED, |
3118 | | libcerror_error_t **error ) |
3119 | 27.0k | { |
3120 | 27.0k | libfsntfs_mft_entry_t *mft_entry = NULL; |
3121 | 27.0k | static char *function = "libfsntfs_mft_entry_read_element_data"; |
3122 | | |
3123 | 27.0k | LIBFSNTFS_UNREFERENCED_PARAMETER( data_handle ) |
3124 | 27.0k | LIBFSNTFS_UNREFERENCED_PARAMETER( element_data_file_index ) |
3125 | 27.0k | LIBFSNTFS_UNREFERENCED_PARAMETER( element_flags ) |
3126 | 27.0k | LIBFSNTFS_UNREFERENCED_PARAMETER( read_flags ) |
3127 | | |
3128 | 27.0k | #if ( SIZEOF_INT <= 4 ) |
3129 | 27.0k | if( element_index < 0 ) |
3130 | | #else |
3131 | | if( ( element_index < 0 ) |
3132 | | || ( (int64_t) element_index > (int64_t) UINT32_MAX ) ) |
3133 | | #endif |
3134 | 0 | { |
3135 | 0 | libcerror_error_set( |
3136 | 0 | error, |
3137 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3138 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3139 | 0 | "%s: invalid element index value out of bounds.", |
3140 | 0 | function ); |
3141 | |
|
3142 | 0 | return( -1 ); |
3143 | 0 | } |
3144 | 27.0k | if( element_data_size > (size64_t) UINT32_MAX ) |
3145 | 0 | { |
3146 | 0 | libcerror_error_set( |
3147 | 0 | error, |
3148 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3149 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3150 | 0 | "%s: invalid element data size value out of bounds.", |
3151 | 0 | function ); |
3152 | |
|
3153 | 0 | return( -1 ); |
3154 | 0 | } |
3155 | 27.0k | if( libfsntfs_mft_entry_initialize( |
3156 | 27.0k | &mft_entry, |
3157 | 27.0k | error ) != 1 ) |
3158 | 0 | { |
3159 | 0 | libcerror_error_set( |
3160 | 0 | error, |
3161 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3162 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3163 | 0 | "%s: unable to create MFT entry.", |
3164 | 0 | function ); |
3165 | |
|
3166 | 0 | goto on_error; |
3167 | 0 | } |
3168 | 27.0k | if( libfsntfs_mft_entry_read_file_io_handle( |
3169 | 27.0k | mft_entry, |
3170 | 27.0k | file_io_handle, |
3171 | 27.0k | element_data_offset, |
3172 | 27.0k | (uint32_t) element_data_size, |
3173 | 27.0k | (uint32_t) element_index, |
3174 | 27.0k | error ) != 1 ) |
3175 | 331 | { |
3176 | 331 | libcerror_error_set( |
3177 | 331 | error, |
3178 | 331 | LIBCERROR_ERROR_DOMAIN_IO, |
3179 | 331 | LIBCERROR_IO_ERROR_READ_FAILED, |
3180 | 331 | "%s: unable to read MFT entry: %d.", |
3181 | 331 | function, |
3182 | 331 | element_index ); |
3183 | | |
3184 | 331 | goto on_error; |
3185 | 331 | } |
3186 | 26.7k | if( libfdata_vector_set_element_value_by_index( |
3187 | 26.7k | vector, |
3188 | 26.7k | (intptr_t *) file_io_handle, |
3189 | 26.7k | cache, |
3190 | 26.7k | element_index, |
3191 | 26.7k | (intptr_t *) mft_entry, |
3192 | 26.7k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_entry_free, |
3193 | 26.7k | LIBFDATA_VECTOR_ELEMENT_VALUE_FLAG_MANAGED, |
3194 | 26.7k | error ) != 1 ) |
3195 | 0 | { |
3196 | 0 | libcerror_error_set( |
3197 | 0 | error, |
3198 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3199 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3200 | 0 | "%s: unable to set MFT entry as element value.", |
3201 | 0 | function ); |
3202 | |
|
3203 | 0 | goto on_error; |
3204 | 0 | } |
3205 | 26.7k | return( 1 ); |
3206 | | |
3207 | 331 | on_error: |
3208 | 331 | if( mft_entry != NULL ) |
3209 | 331 | { |
3210 | 331 | libfsntfs_mft_entry_free( |
3211 | 331 | &mft_entry, |
3212 | | NULL ); |
3213 | 331 | } |
3214 | 331 | return( -1 ); |
3215 | 26.7k | } |
3216 | | |