/src/libfsntfs/libfsntfs/libfsntfs_mft_entry.c
Line | Count | Source |
1 | | /* |
2 | | * Master File Table (MFT) entry functions |
3 | | * |
4 | | * Copyright (C) 2010-2026, 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 | 37.8k | { |
60 | 37.8k | libfsntfs_aligned_t *aligned_data_index = NULL; |
61 | 37.8k | libfsntfs_aligned_t *aligned_data_start = NULL; |
62 | 37.8k | uint8_t *data_index = NULL; |
63 | 37.8k | uint8_t *data_start = NULL; |
64 | 37.8k | static char *function = "libfsntfs_mft_entry_check_for_empty_block"; |
65 | | |
66 | 37.8k | 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 | 37.8k | 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 | 37.8k | data_start = (uint8_t *) data; |
89 | 37.8k | data_index = (uint8_t *) data + 1; |
90 | 37.8k | data_size -= 1; |
91 | | |
92 | | /* Only optimize for data larger than the alignment |
93 | | */ |
94 | 37.8k | if( data_size > ( 2 * sizeof( libfsntfs_aligned_t ) ) ) |
95 | 37.8k | { |
96 | | /* Align the data start |
97 | | */ |
98 | 37.8k | 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 | 96.6k | while( ( (intptr_t) data_index % sizeof( libfsntfs_aligned_t ) ) != 0 ) |
111 | 89.5k | { |
112 | 89.5k | if( *data_start != *data_index ) |
113 | 30.7k | { |
114 | 30.7k | return( 0 ); |
115 | 30.7k | } |
116 | 58.7k | data_index += 1; |
117 | 58.7k | data_size -= 1; |
118 | 58.7k | } |
119 | 7.12k | aligned_data_start = (libfsntfs_aligned_t *) data_start; |
120 | 7.12k | aligned_data_index = (libfsntfs_aligned_t *) data_index; |
121 | | |
122 | 287k | while( data_size > sizeof( libfsntfs_aligned_t ) ) |
123 | 286k | { |
124 | 286k | if( *aligned_data_start != *aligned_data_index ) |
125 | 5.77k | { |
126 | 5.77k | return( 0 ); |
127 | 5.77k | } |
128 | 280k | aligned_data_index += 1; |
129 | 280k | data_size -= sizeof( libfsntfs_aligned_t ); |
130 | 280k | } |
131 | 1.35k | data_index = (uint8_t *) aligned_data_index; |
132 | 1.35k | } |
133 | 10.4k | while( data_size != 0 ) |
134 | 9.36k | { |
135 | 9.36k | if( *data_start != *data_index ) |
136 | 255 | { |
137 | 255 | return( 0 ); |
138 | 255 | } |
139 | 9.10k | data_index += 1; |
140 | 9.10k | data_size -= 1; |
141 | 9.10k | } |
142 | 1.10k | return( 1 ); |
143 | 1.35k | } |
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 | 38.3k | { |
153 | 38.3k | static char *function = "libfsntfs_mft_entry_initialize"; |
154 | | |
155 | 38.3k | 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 | 38.3k | 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 | 38.3k | *mft_entry = memory_allocate_structure( |
178 | 38.3k | libfsntfs_mft_entry_t ); |
179 | | |
180 | 38.3k | 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 | 38.3k | if( memory_set( |
192 | 38.3k | *mft_entry, |
193 | 38.3k | 0, |
194 | 38.3k | 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 | 38.3k | if( libcdata_array_initialize( |
211 | 38.3k | &( ( *mft_entry )->attributes_array ), |
212 | 38.3k | 0, |
213 | 38.3k | 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 | 38.3k | if( libcdata_array_initialize( |
225 | 38.3k | &( ( *mft_entry )->alternate_data_attributes_array ), |
226 | 38.3k | 0, |
227 | 38.3k | 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 | 38.3k | ( *mft_entry )->file_name_attribute_index = -1; |
239 | 38.3k | ( *mft_entry )->reparse_point_attribute_index = -1; |
240 | 38.3k | ( *mft_entry )->security_descriptor_attribute_index = -1; |
241 | 38.3k | ( *mft_entry )->standard_information_attribute_index = -1; |
242 | 38.3k | ( *mft_entry )->volume_information_attribute_index = -1; |
243 | 38.3k | ( *mft_entry )->volume_name_attribute_index = -1; |
244 | | |
245 | 38.3k | 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 | 38.3k | } |
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 | 38.3k | { |
279 | 38.3k | static char *function = "libfsntfs_mft_entry_free"; |
280 | 38.3k | int result = 1; |
281 | | |
282 | 38.3k | 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 | 38.3k | if( *mft_entry != NULL ) |
294 | 38.3k | { |
295 | 38.3k | if( ( *mft_entry )->header != NULL ) |
296 | 36.5k | { |
297 | 36.5k | if( libfsntfs_mft_entry_header_free( |
298 | 36.5k | &( ( *mft_entry )->header ), |
299 | 36.5k | 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 | 36.5k | } |
311 | 38.3k | if( ( *mft_entry )->data != NULL ) |
312 | 21.3k | { |
313 | 21.3k | memory_free( |
314 | 21.3k | ( *mft_entry )->data ); |
315 | 21.3k | } |
316 | | /* The specific attribute references point to attributes in the array |
317 | | * and are freed by freeing the array and its values |
318 | | */ |
319 | 38.3k | if( libcdata_array_free( |
320 | 38.3k | &( ( *mft_entry )->attributes_array ), |
321 | 38.3k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
322 | 38.3k | 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 | 38.3k | if( ( *mft_entry )->attribute_list != NULL ) |
334 | 1.61k | { |
335 | 1.61k | if( libfsntfs_mft_attribute_list_free( |
336 | 1.61k | &( ( *mft_entry )->attribute_list ), |
337 | 1.61k | 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 | 1.61k | } |
349 | | /* The alternate_data_attributes_array only contains references that are managed |
350 | | * by the attributes_array |
351 | | */ |
352 | 38.3k | if( libcdata_array_free( |
353 | 38.3k | &( ( *mft_entry )->alternate_data_attributes_array ), |
354 | 38.3k | NULL, |
355 | 38.3k | 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 | 38.3k | memory_free( |
367 | 38.3k | *mft_entry ); |
368 | | |
369 | 38.3k | *mft_entry = NULL; |
370 | 38.3k | } |
371 | 38.3k | return( result ); |
372 | 38.3k | } |
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 | 37.8k | { |
384 | 37.8k | static char *function = "libfsntfs_mft_entry_read_data"; |
385 | 37.8k | size_t data_offset = 0; |
386 | 37.8k | uint16_t attributes_offset = 0; |
387 | 37.8k | uint16_t fixup_values_offset = 0; |
388 | 37.8k | uint16_t number_of_fixup_values = 0; |
389 | 37.8k | int result = 0; |
390 | | |
391 | | #if defined( HAVE_DEBUG_OUTPUT ) |
392 | | size_t unknown_data_size = 0; |
393 | | uint32_t total_entry_size = 0; |
394 | | #endif |
395 | | |
396 | 37.8k | 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 | 37.8k | 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 | 37.8k | 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 | 37.8k | 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 | 37.8k | result = libfsntfs_mft_entry_check_for_empty_block( |
441 | 37.8k | data, |
442 | 37.8k | data_size, |
443 | 37.8k | error ); |
444 | | |
445 | 37.8k | 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 | 37.8k | else if( result != 0 ) |
457 | 1.10k | { |
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 | 1.10k | mft_entry->is_empty = 1; |
468 | | |
469 | 1.10k | return( 0 ); |
470 | 1.10k | } |
471 | 36.7k | if( libfsntfs_mft_entry_header_initialize( |
472 | 36.7k | &( mft_entry->header ), |
473 | 36.7k | 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 | 36.7k | result = libfsntfs_mft_entry_header_read_data( |
485 | 36.7k | mft_entry->header, |
486 | 36.7k | data, |
487 | 36.7k | data_size, |
488 | 36.7k | error ); |
489 | | |
490 | 36.7k | if( result == -1 ) |
491 | 31 | { |
492 | 31 | libcerror_error_set( |
493 | 31 | error, |
494 | 31 | LIBCERROR_ERROR_DOMAIN_IO, |
495 | 31 | LIBCERROR_IO_ERROR_READ_FAILED, |
496 | 31 | "%s: unable to read MFT entry header.", |
497 | 31 | function ); |
498 | | |
499 | 31 | goto on_error; |
500 | 31 | } |
501 | 36.7k | else if( result == 0 ) |
502 | 15.2k | { |
503 | | /* Note that an empty MFT data can contain arbitrary data |
504 | | */ |
505 | 15.2k | mft_entry->is_empty = 1; |
506 | | |
507 | 15.2k | return( 0 ); |
508 | 15.2k | } |
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: %" PRIu32 ").\n", |
530 | | function, |
531 | | data_size, |
532 | | total_entry_size ); |
533 | | } |
534 | | } |
535 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
536 | | |
537 | 21.4k | if( libfsntfs_mft_entry_header_get_attributes_offset( |
538 | 21.4k | mft_entry->header, |
539 | 21.4k | &attributes_offset, |
540 | 21.4k | 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 | 21.4k | if( attributes_offset >= data_size ) |
552 | 33 | { |
553 | 33 | libcerror_error_set( |
554 | 33 | error, |
555 | 33 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
556 | 33 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
557 | 33 | "%s: invalid attributes offset value out of bounds.", |
558 | 33 | function ); |
559 | | |
560 | 33 | goto on_error; |
561 | 33 | } |
562 | 21.4k | if( libfsntfs_mft_entry_header_get_fixup_values_offset( |
563 | 21.4k | mft_entry->header, |
564 | 21.4k | &fixup_values_offset, |
565 | 21.4k | 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 | 21.4k | if( fixup_values_offset > attributes_offset ) |
577 | 65 | { |
578 | 65 | libcerror_error_set( |
579 | 65 | error, |
580 | 65 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
581 | 65 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
582 | 65 | "%s: fix-up values offset exceeds attributes offset.", |
583 | 65 | function ); |
584 | | |
585 | 65 | goto on_error; |
586 | 65 | } |
587 | 21.3k | if( fixup_values_offset > 42 ) |
588 | 19.3k | { |
589 | 19.3k | data_offset = sizeof( fsntfs_mft_entry_header_t ); |
590 | 19.3k | } |
591 | 2.08k | else |
592 | 2.08k | { |
593 | | /* In NTFS 1.2 the fix-up values offset can point to wfixupPattern |
594 | | */ |
595 | 2.08k | data_offset = 42; |
596 | 2.08k | } |
597 | 21.3k | if( data_offset < fixup_values_offset ) |
598 | 13.2k | { |
599 | | #if defined( HAVE_DEBUG_OUTPUT ) |
600 | | unknown_data_size = (size_t) fixup_values_offset - data_offset; |
601 | | |
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 | | data_offset += unknown_data_size; |
613 | | #endif |
614 | 13.2k | } |
615 | 21.3k | if( libfsntfs_mft_entry_header_get_number_of_fixup_values( |
616 | 21.3k | mft_entry->header, |
617 | 21.3k | &number_of_fixup_values, |
618 | 21.3k | 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 | 21.3k | if( number_of_fixup_values > 0 ) |
630 | 13.5k | { |
631 | 13.5k | if( libfsntfs_fixup_values_apply( |
632 | 13.5k | data, |
633 | 13.5k | data_size, |
634 | 13.5k | fixup_values_offset, |
635 | 13.5k | number_of_fixup_values, |
636 | 13.5k | error ) != 1 ) |
637 | 65 | { |
638 | 65 | libcerror_error_set( |
639 | 65 | error, |
640 | 65 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
641 | 65 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
642 | 65 | "%s: unable to apply fix-up values.", |
643 | 65 | function ); |
644 | | |
645 | 65 | goto on_error; |
646 | 65 | } |
647 | | #if defined( HAVE_DEBUG_OUTPUT ) |
648 | | data_offset += 2 + ( (size_t) number_of_fixup_values * 2 ); |
649 | | #endif |
650 | 13.5k | } |
651 | | #if defined( HAVE_DEBUG_OUTPUT ) |
652 | | if( libcnotify_verbose != 0 ) |
653 | | { |
654 | | if( data_offset < attributes_offset ) |
655 | | { |
656 | | libcnotify_printf( |
657 | | "%s: unknown data:\n", |
658 | | function ); |
659 | | libcnotify_print_data( |
660 | | &( data[ data_offset ] ), |
661 | | (size_t) attributes_offset - data_offset, |
662 | | 0 ); |
663 | | } |
664 | | } |
665 | | #endif |
666 | 21.3k | mft_entry->is_empty = 0; |
667 | | |
668 | 21.3k | mft_entry->index = mft_entry->header->index; |
669 | | |
670 | 21.3k | if( mft_entry->index != mft_entry_index ) |
671 | 18.8k | { |
672 | 18.8k | mft_entry->index = mft_entry_index; |
673 | 18.8k | } |
674 | 21.3k | mft_entry->file_reference = ( (uint64_t) mft_entry->header->sequence << 48 ) | mft_entry->index; |
675 | | |
676 | 21.3k | return( 1 ); |
677 | | |
678 | 194 | on_error: |
679 | 194 | if( mft_entry->header != NULL ) |
680 | 194 | { |
681 | 194 | libfsntfs_mft_entry_header_free( |
682 | 194 | &( mft_entry->header ), |
683 | 194 | NULL ); |
684 | 194 | } |
685 | 194 | return( -1 ); |
686 | 21.3k | } |
687 | | |
688 | | /* Reads the MFT entry |
689 | | * Returns 1 if successful or -1 on error |
690 | | */ |
691 | | int libfsntfs_mft_entry_read_file_io_handle( |
692 | | libfsntfs_mft_entry_t *mft_entry, |
693 | | libbfio_handle_t *file_io_handle, |
694 | | off64_t file_offset, |
695 | | uint32_t mft_entry_size, |
696 | | uint32_t mft_entry_index, |
697 | | libcerror_error_t **error ) |
698 | 38.3k | { |
699 | 38.3k | static char *function = "libfsntfs_mft_entry_read_file_io_handle"; |
700 | 38.3k | ssize_t read_count = 0; |
701 | 38.3k | int result = 0; |
702 | | |
703 | 38.3k | if( mft_entry == NULL ) |
704 | 0 | { |
705 | 0 | libcerror_error_set( |
706 | 0 | error, |
707 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
708 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
709 | 0 | "%s: invalid MFT entry.", |
710 | 0 | function ); |
711 | |
|
712 | 0 | return( -1 ); |
713 | 0 | } |
714 | 38.3k | if( mft_entry->data != NULL ) |
715 | 0 | { |
716 | 0 | libcerror_error_set( |
717 | 0 | error, |
718 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
719 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
720 | 0 | "%s: invalid MFT entry - data value already set.", |
721 | 0 | function ); |
722 | |
|
723 | 0 | return( -1 ); |
724 | 0 | } |
725 | 38.3k | if( ( (size_t) mft_entry_size <= 42 ) |
726 | 38.3k | || ( (size_t) mft_entry_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) ) |
727 | 0 | { |
728 | 0 | libcerror_error_set( |
729 | 0 | error, |
730 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
731 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
732 | 0 | "%s: invalid MFT entry size value out of bounds.", |
733 | 0 | function ); |
734 | |
|
735 | 0 | goto on_error; |
736 | 0 | } |
737 | 38.3k | mft_entry->data = (uint8_t *) memory_allocate( |
738 | 38.3k | (size_t) mft_entry_size ); |
739 | | |
740 | 38.3k | if( mft_entry->data == NULL ) |
741 | 0 | { |
742 | 0 | libcerror_error_set( |
743 | 0 | error, |
744 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
745 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
746 | 0 | "%s: unable to create MFT entry data.", |
747 | 0 | function ); |
748 | |
|
749 | 0 | goto on_error; |
750 | 0 | } |
751 | 38.3k | mft_entry->data_size = (size_t) mft_entry_size; |
752 | | |
753 | | #if defined( HAVE_DEBUG_OUTPUT ) |
754 | | if( libcnotify_verbose != 0 ) |
755 | | { |
756 | | libcnotify_printf( |
757 | | "%s: reading MFT entry at offset: %" PRIi64 " (0x%08" PRIx64 ")\n", |
758 | | function, |
759 | | file_offset, |
760 | | file_offset ); |
761 | | } |
762 | | #endif |
763 | 38.3k | read_count = libbfio_handle_read_buffer_at_offset( |
764 | 38.3k | file_io_handle, |
765 | 38.3k | mft_entry->data, |
766 | 38.3k | mft_entry->data_size, |
767 | 38.3k | file_offset, |
768 | 38.3k | error ); |
769 | | |
770 | 38.3k | if( read_count != (ssize_t) mft_entry->data_size ) |
771 | 425 | { |
772 | 425 | libcerror_error_set( |
773 | 425 | error, |
774 | 425 | LIBCERROR_ERROR_DOMAIN_IO, |
775 | 425 | LIBCERROR_IO_ERROR_READ_FAILED, |
776 | 425 | "%s: unable to read MFT entry data at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
777 | 425 | function, |
778 | 425 | file_offset, |
779 | 425 | file_offset ); |
780 | | |
781 | 425 | goto on_error; |
782 | 425 | } |
783 | 37.8k | result = libfsntfs_mft_entry_read_data( |
784 | 37.8k | mft_entry, |
785 | 37.8k | mft_entry->data, |
786 | 37.8k | mft_entry->data_size, |
787 | 37.8k | mft_entry_index, |
788 | 37.8k | error ); |
789 | | |
790 | 37.8k | if( result == -1 ) |
791 | 194 | { |
792 | 194 | libcerror_error_set( |
793 | 194 | error, |
794 | 194 | LIBCERROR_ERROR_DOMAIN_IO, |
795 | 194 | LIBCERROR_IO_ERROR_READ_FAILED, |
796 | 194 | "%s: unable to read MFT entry data.", |
797 | 194 | function ); |
798 | | |
799 | 194 | goto on_error; |
800 | 194 | } |
801 | 37.6k | else if( result == 0 ) |
802 | 16.3k | { |
803 | 16.3k | memory_free( |
804 | 16.3k | mft_entry->data ); |
805 | | |
806 | 16.3k | mft_entry->data = NULL; |
807 | 16.3k | mft_entry->data_size = 0; |
808 | 16.3k | } |
809 | 37.6k | return( 1 ); |
810 | | |
811 | 619 | on_error: |
812 | 619 | if( mft_entry->header != NULL ) |
813 | 0 | { |
814 | 0 | libfsntfs_mft_entry_header_free( |
815 | 0 | &( mft_entry->header ), |
816 | 0 | NULL ); |
817 | 0 | } |
818 | 619 | if( mft_entry->data != NULL ) |
819 | 619 | { |
820 | 619 | memory_free( |
821 | 619 | mft_entry->data ); |
822 | | |
823 | 619 | mft_entry->data = NULL; |
824 | 619 | } |
825 | 619 | mft_entry->data_size = 0; |
826 | | |
827 | 619 | return( -1 ); |
828 | 37.8k | } |
829 | | |
830 | | /* Reads the MFT attributes |
831 | | * Returns 1 if successful or -1 on error |
832 | | */ |
833 | | int libfsntfs_mft_entry_read_attributes_data( |
834 | | libfsntfs_mft_entry_t *mft_entry, |
835 | | libfsntfs_io_handle_t *io_handle, |
836 | | const uint8_t *data, |
837 | | size_t data_size, |
838 | | libcerror_error_t **error ) |
839 | 14.0k | { |
840 | 14.0k | libfsntfs_mft_attribute_t *mft_attribute = NULL; |
841 | 14.0k | static char *function = "libfsntfs_mft_entry_read_attributes_data"; |
842 | 14.0k | size_t data_offset = 0; |
843 | 14.0k | uint32_t attribute_type = 0; |
844 | 14.0k | uint16_t attributes_offset = 0; |
845 | 14.0k | int attribute_index = 0; |
846 | 14.0k | int entry_index = 0; |
847 | | |
848 | | #if defined( HAVE_DEBUG_OUTPUT ) |
849 | | uint32_t used_entry_size = 0; |
850 | | #endif |
851 | | |
852 | 14.0k | if( mft_entry == NULL ) |
853 | 0 | { |
854 | 0 | libcerror_error_set( |
855 | 0 | error, |
856 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
857 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
858 | 0 | "%s: invalid MFT entry.", |
859 | 0 | function ); |
860 | |
|
861 | 0 | return( -1 ); |
862 | 0 | } |
863 | 14.0k | if( data == NULL ) |
864 | 6 | { |
865 | 6 | libcerror_error_set( |
866 | 6 | error, |
867 | 6 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
868 | 6 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
869 | 6 | "%s: invalid data.", |
870 | 6 | function ); |
871 | | |
872 | 6 | return( -1 ); |
873 | 6 | } |
874 | 14.0k | if( data_size > (size_t) SSIZE_MAX ) |
875 | 0 | { |
876 | 0 | libcerror_error_set( |
877 | 0 | error, |
878 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
879 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
880 | 0 | "%s: invalid data size value exceeds maximum.", |
881 | 0 | function ); |
882 | |
|
883 | 0 | return( -1 ); |
884 | 0 | } |
885 | 14.0k | if( data_size < 4 ) |
886 | 0 | { |
887 | 0 | libcerror_error_set( |
888 | 0 | error, |
889 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
890 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
891 | 0 | "%s: unsupported data size value too small\n", |
892 | 0 | function ); |
893 | |
|
894 | 0 | return( -1 ); |
895 | 0 | } |
896 | 14.0k | if( libfsntfs_mft_entry_header_get_attributes_offset( |
897 | 14.0k | mft_entry->header, |
898 | 14.0k | &attributes_offset, |
899 | 14.0k | error ) != 1 ) |
900 | 0 | { |
901 | 0 | libcerror_error_set( |
902 | 0 | error, |
903 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
904 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
905 | 0 | "%s: unable to retrieve attributes offset.", |
906 | 0 | function ); |
907 | |
|
908 | 0 | goto on_error; |
909 | 0 | } |
910 | 14.0k | data_offset = (size_t) attributes_offset; |
911 | | |
912 | 14.0k | do |
913 | 64.2k | { |
914 | 64.2k | if( data_offset > ( data_size - 4 ) ) |
915 | 84 | { |
916 | 84 | libcerror_error_set( |
917 | 84 | error, |
918 | 84 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
919 | 84 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
920 | 84 | "%s: invalid MFT entry - attribute offset: %d value out of bounds.", |
921 | 84 | function, |
922 | 84 | attribute_index ); |
923 | | |
924 | 84 | goto on_error; |
925 | 84 | } |
926 | 64.1k | byte_stream_copy_to_uint32_little_endian( |
927 | 64.1k | &( data[ data_offset ] ), |
928 | 64.1k | attribute_type ); |
929 | | |
930 | 64.1k | if( attribute_type == LIBFSNTFS_ATTRIBUTE_TYPE_END_OF_ATTRIBUTES ) |
931 | 12.6k | { |
932 | 12.6k | break; |
933 | 12.6k | } |
934 | 51.4k | if( libfsntfs_mft_attribute_initialize( |
935 | 51.4k | &mft_attribute, |
936 | 51.4k | error ) != 1 ) |
937 | 0 | { |
938 | 0 | libcerror_error_set( |
939 | 0 | error, |
940 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
941 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
942 | 0 | "%s: unable to create MFT attribute: %d.", |
943 | 0 | function, |
944 | 0 | attribute_index ); |
945 | |
|
946 | 0 | goto on_error; |
947 | 0 | } |
948 | 51.4k | if( libfsntfs_mft_attribute_read_data( |
949 | 51.4k | mft_attribute, |
950 | 51.4k | io_handle, |
951 | 51.4k | &( data[ data_offset ] ), |
952 | 51.4k | data_size - data_offset, |
953 | 51.4k | error ) != 1 ) |
954 | 1.07k | { |
955 | 1.07k | libcerror_error_set( |
956 | 1.07k | error, |
957 | 1.07k | LIBCERROR_ERROR_DOMAIN_IO, |
958 | 1.07k | LIBCERROR_IO_ERROR_READ_FAILED, |
959 | 1.07k | "%s: unable to read MFT attribute: %d of type: 0x%08" PRIx32 ".", |
960 | 1.07k | function, |
961 | 1.07k | attribute_index, |
962 | 1.07k | attribute_type ); |
963 | | |
964 | 1.07k | goto on_error; |
965 | 1.07k | } |
966 | 50.3k | data_offset += mft_attribute->size; |
967 | | |
968 | 50.3k | if( attribute_type == LIBFSNTFS_ATTRIBUTE_TYPE_ATTRIBUTE_LIST ) |
969 | 5.28k | { |
970 | 5.28k | if( mft_entry->list_attribute != NULL ) |
971 | 61 | { |
972 | 61 | libcerror_error_set( |
973 | 61 | error, |
974 | 61 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
975 | 61 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
976 | 61 | "%s: invalid MFT entry - list attribute value already set.", |
977 | 61 | function ); |
978 | | |
979 | 61 | goto on_error; |
980 | 61 | } |
981 | 5.22k | mft_entry->list_attribute = mft_attribute; |
982 | 5.22k | } |
983 | | /* mft_entry->attributes_array takes over management of mft_attribute |
984 | | */ |
985 | 50.3k | if( libcdata_array_append_entry( |
986 | 50.3k | mft_entry->attributes_array, |
987 | 50.3k | &entry_index, |
988 | 50.3k | (intptr_t *) mft_attribute, |
989 | 50.3k | error ) != 1 ) |
990 | 0 | { |
991 | 0 | libcerror_error_set( |
992 | 0 | error, |
993 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
994 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
995 | 0 | "%s: unable to append attribute to array.", |
996 | 0 | function ); |
997 | |
|
998 | 0 | goto on_error; |
999 | 0 | } |
1000 | 50.3k | if( libfsntfs_mft_entry_set_attribute_helper_values( |
1001 | 50.3k | mft_entry, |
1002 | 50.3k | entry_index, |
1003 | 50.3k | mft_attribute, |
1004 | 50.3k | error ) != 1 ) |
1005 | 139 | { |
1006 | 139 | libcerror_error_set( |
1007 | 139 | error, |
1008 | 139 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1009 | 139 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1010 | 139 | "%s: unable to set helper values for attribute: %d.", |
1011 | 139 | function, |
1012 | 139 | attribute_index ); |
1013 | | |
1014 | 139 | mft_attribute = NULL; |
1015 | | |
1016 | 139 | goto on_error; |
1017 | 139 | } |
1018 | 50.1k | mft_attribute = NULL; |
1019 | | |
1020 | 50.1k | attribute_index++; |
1021 | 50.1k | } |
1022 | 50.1k | while( attribute_type != LIBFSNTFS_ATTRIBUTE_TYPE_END_OF_ATTRIBUTES ); |
1023 | | |
1024 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1025 | | data_offset += 4; |
1026 | | |
1027 | | if( libcnotify_verbose != 0 ) |
1028 | | { |
1029 | | if( libfsntfs_mft_entry_header_get_used_entry_size( |
1030 | | mft_entry->header, |
1031 | | &used_entry_size, |
1032 | | error ) != 1 ) |
1033 | | { |
1034 | | libcerror_error_set( |
1035 | | error, |
1036 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1037 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1038 | | "%s: unable to retrieve used entry size.", |
1039 | | function ); |
1040 | | |
1041 | | goto on_error; |
1042 | | } |
1043 | | if( data_offset != (size_t) used_entry_size ) |
1044 | | { |
1045 | | libcnotify_printf( |
1046 | | "%s: mismatch in used MFT entry size (calculated: %" PRIzd ", stored: %" PRIu32 ").\n", |
1047 | | function, |
1048 | | data_offset, |
1049 | | used_entry_size ); |
1050 | | } |
1051 | | } |
1052 | | #endif |
1053 | 12.6k | return( 1 ); |
1054 | | |
1055 | 1.36k | on_error: |
1056 | 1.36k | if( mft_attribute != NULL ) |
1057 | 1.14k | { |
1058 | 1.14k | libfsntfs_mft_attribute_free( |
1059 | 1.14k | &mft_attribute, |
1060 | 1.14k | NULL ); |
1061 | 1.14k | } |
1062 | 1.36k | libcdata_array_empty( |
1063 | 1.36k | mft_entry->attributes_array, |
1064 | 1.36k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
1065 | 1.36k | NULL ); |
1066 | | |
1067 | 1.36k | mft_entry->file_name_attribute_index = -1; |
1068 | 1.36k | mft_entry->reparse_point_attribute_index = -1; |
1069 | 1.36k | mft_entry->security_descriptor_attribute_index = -1; |
1070 | 1.36k | mft_entry->standard_information_attribute_index = -1; |
1071 | 1.36k | mft_entry->volume_information_attribute_index = -1; |
1072 | 1.36k | mft_entry->volume_name_attribute_index = -1; |
1073 | 1.36k | mft_entry->list_attribute = NULL; |
1074 | 1.36k | mft_entry->data_attribute = NULL; |
1075 | 1.36k | mft_entry->wof_compressed_data_attribute = NULL; |
1076 | | |
1077 | 1.36k | return( -1 ); |
1078 | 14.0k | } |
1079 | | |
1080 | | /* Reads the MFT attributes |
1081 | | * Returns 1 if successful or -1 on error |
1082 | | */ |
1083 | | int libfsntfs_mft_entry_read_attributes( |
1084 | | libfsntfs_mft_entry_t *mft_entry, |
1085 | | libfsntfs_io_handle_t *io_handle, |
1086 | | libbfio_handle_t *file_io_handle, |
1087 | | libfdata_vector_t *mft_entry_vector, |
1088 | | libcdata_btree_t *attribute_list_tree, |
1089 | | uint8_t flags, |
1090 | | libcerror_error_t **error ) |
1091 | 4.79k | { |
1092 | 4.79k | libcdata_tree_node_t *upper_node = NULL; |
1093 | 4.79k | libfsntfs_mft_attribute_list_t *attribute_list = NULL; |
1094 | 4.79k | libfsntfs_mft_attribute_list_t *lookup_attribute_list = NULL; |
1095 | 4.79k | static char *function = "libfsntfs_mft_entry_read_attributes"; |
1096 | 4.79k | int result = 0; |
1097 | | |
1098 | 4.79k | if( mft_entry == NULL ) |
1099 | 0 | { |
1100 | 0 | libcerror_error_set( |
1101 | 0 | error, |
1102 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1103 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1104 | 0 | "%s: invalid MFT entry.", |
1105 | 0 | function ); |
1106 | |
|
1107 | 0 | return( -1 ); |
1108 | 0 | } |
1109 | 4.79k | if( mft_entry->attributes_read != 0 ) |
1110 | 0 | { |
1111 | 0 | return( 1 ); |
1112 | 0 | } |
1113 | 4.79k | if( mft_entry->is_empty == 0 ) |
1114 | 4.77k | { |
1115 | 4.77k | if( libfsntfs_mft_entry_read_attributes_data( |
1116 | 4.77k | mft_entry, |
1117 | 4.77k | io_handle, |
1118 | 4.77k | mft_entry->data, |
1119 | 4.77k | mft_entry->data_size, |
1120 | 4.77k | error ) != 1 ) |
1121 | 58 | { |
1122 | 58 | libcerror_error_set( |
1123 | 58 | error, |
1124 | 58 | LIBCERROR_ERROR_DOMAIN_IO, |
1125 | 58 | LIBCERROR_IO_ERROR_READ_FAILED, |
1126 | 58 | "%s: unable to read attributes of MFT entry: %d.", |
1127 | 58 | function, |
1128 | 58 | mft_entry->index ); |
1129 | | |
1130 | 58 | goto on_error; |
1131 | 58 | } |
1132 | 4.71k | if( mft_entry->list_attribute != NULL ) |
1133 | 525 | { |
1134 | 525 | if( ( flags & LIBFSNTFS_FILE_ENTRY_FLAGS_MFT_ONLY ) != 0 ) |
1135 | 0 | { |
1136 | 0 | if( libfsntfs_mft_attribute_list_initialize( |
1137 | 0 | &lookup_attribute_list, |
1138 | 0 | mft_entry->file_reference, |
1139 | 0 | error ) != 1 ) |
1140 | 0 | { |
1141 | 0 | libcerror_error_set( |
1142 | 0 | error, |
1143 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1144 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1145 | 0 | "%s: unable to create lookup attribute list.", |
1146 | 0 | function ); |
1147 | |
|
1148 | 0 | goto on_error; |
1149 | 0 | } |
1150 | 0 | result = libcdata_btree_get_value_by_value( |
1151 | 0 | attribute_list_tree, |
1152 | 0 | (intptr_t *) lookup_attribute_list, |
1153 | 0 | (int (*)(intptr_t *, intptr_t *, libcerror_error_t **)) &libfsntfs_mft_attribute_list_compare_by_base_record_file_reference, |
1154 | 0 | &upper_node, |
1155 | 0 | (intptr_t **) &attribute_list, |
1156 | 0 | error ); |
1157 | |
|
1158 | 0 | if( result == -1 ) |
1159 | 0 | { |
1160 | 0 | libcerror_error_set( |
1161 | 0 | error, |
1162 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1163 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1164 | 0 | "%s: unable to retrieve path hint from tree.", |
1165 | 0 | function ); |
1166 | |
|
1167 | 0 | goto on_error; |
1168 | 0 | } |
1169 | 0 | if( libfsntfs_mft_attribute_list_free( |
1170 | 0 | &lookup_attribute_list, |
1171 | 0 | error ) != 1 ) |
1172 | 0 | { |
1173 | 0 | libcerror_error_set( |
1174 | 0 | error, |
1175 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1176 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1177 | 0 | "%s: unable to free lookup attribute list.", |
1178 | 0 | function ); |
1179 | |
|
1180 | 0 | goto on_error; |
1181 | 0 | } |
1182 | 0 | } |
1183 | 525 | else |
1184 | 525 | { |
1185 | 525 | if( libfsntfs_mft_entry_read_attribute_list( |
1186 | 525 | mft_entry, |
1187 | 525 | io_handle, |
1188 | 525 | file_io_handle, |
1189 | 525 | error ) != 1 ) |
1190 | 10 | { |
1191 | 10 | libcerror_error_set( |
1192 | 10 | error, |
1193 | 10 | LIBCERROR_ERROR_DOMAIN_IO, |
1194 | 10 | LIBCERROR_IO_ERROR_READ_FAILED, |
1195 | 10 | "%s: unable to read attribute list.", |
1196 | 10 | function ); |
1197 | | |
1198 | 10 | goto on_error; |
1199 | 10 | } |
1200 | 515 | attribute_list = mft_entry->attribute_list; |
1201 | 515 | } |
1202 | 515 | if( attribute_list != NULL ) |
1203 | 515 | { |
1204 | 515 | if( libfsntfs_mft_entry_read_attribute_list_data_mft_entries( |
1205 | 515 | mft_entry, |
1206 | 515 | attribute_list, |
1207 | 515 | io_handle, |
1208 | 515 | file_io_handle, |
1209 | 515 | mft_entry_vector, |
1210 | 515 | error ) != 1 ) |
1211 | 74 | { |
1212 | 74 | libcerror_error_set( |
1213 | 74 | error, |
1214 | 74 | LIBCERROR_ERROR_DOMAIN_IO, |
1215 | 74 | LIBCERROR_IO_ERROR_READ_FAILED, |
1216 | 74 | "%s: unable to read attribute list data MFT entries.", |
1217 | 74 | function ); |
1218 | | |
1219 | 74 | goto on_error; |
1220 | 74 | } |
1221 | 515 | } |
1222 | 0 | else |
1223 | 0 | { |
1224 | 0 | mft_entry->is_corrupted = 1; |
1225 | 0 | } |
1226 | 515 | } |
1227 | 4.71k | } |
1228 | 4.65k | mft_entry->attributes_read = 1; |
1229 | | |
1230 | 4.65k | return( 1 ); |
1231 | | |
1232 | 142 | on_error: |
1233 | 142 | if( lookup_attribute_list != NULL ) |
1234 | 0 | { |
1235 | 0 | libfsntfs_mft_attribute_list_free( |
1236 | 0 | &lookup_attribute_list, |
1237 | 0 | NULL ); |
1238 | 0 | } |
1239 | 142 | if( mft_entry->attribute_list != NULL ) |
1240 | 74 | { |
1241 | 74 | libfsntfs_mft_attribute_list_free( |
1242 | 74 | &( mft_entry->attribute_list ), |
1243 | 74 | NULL ); |
1244 | 74 | } |
1245 | 142 | libcdata_array_empty( |
1246 | 142 | mft_entry->alternate_data_attributes_array, |
1247 | 142 | NULL, |
1248 | 142 | NULL ); |
1249 | | |
1250 | 142 | libcdata_array_empty( |
1251 | 142 | mft_entry->attributes_array, |
1252 | 142 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_attribute_free, |
1253 | 142 | NULL ); |
1254 | | |
1255 | 142 | return( -1 ); |
1256 | 4.79k | } |
1257 | | |
1258 | | /* Reads the attribute list |
1259 | | * Returns 1 if successful or -1 on error |
1260 | | */ |
1261 | | int libfsntfs_mft_entry_read_attribute_list( |
1262 | | libfsntfs_mft_entry_t *mft_entry, |
1263 | | libfsntfs_io_handle_t *io_handle, |
1264 | | libbfio_handle_t *file_io_handle, |
1265 | | libcerror_error_t **error ) |
1266 | 4.51k | { |
1267 | 4.51k | libfsntfs_mft_attribute_list_entry_t *attribute_list_entry = NULL; |
1268 | 4.51k | static char *function = "libfsntfs_mft_entry_read_attribute_list"; |
1269 | 4.51k | uint64_t attribute_list_data_mft_entry_index = 0; |
1270 | 4.51k | uint64_t file_reference = 0; |
1271 | 4.51k | int attribute_list_entry_index = 0; |
1272 | 4.51k | int number_of_attribute_list_entries = 0; |
1273 | | |
1274 | 4.51k | if( mft_entry == NULL ) |
1275 | 0 | { |
1276 | 0 | libcerror_error_set( |
1277 | 0 | error, |
1278 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1279 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1280 | 0 | "%s: invalid MFT entry.", |
1281 | 0 | function ); |
1282 | |
|
1283 | 0 | return( -1 ); |
1284 | 0 | } |
1285 | 4.51k | if( mft_entry->list_attribute == NULL ) |
1286 | 0 | { |
1287 | 0 | libcerror_error_set( |
1288 | 0 | error, |
1289 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1290 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1291 | 0 | "%s: invalid MFT entry - missing list attribute.", |
1292 | 0 | function ); |
1293 | |
|
1294 | 0 | return( -1 ); |
1295 | 0 | } |
1296 | 4.51k | if( mft_entry->attribute_list != NULL ) |
1297 | 0 | { |
1298 | 0 | libcerror_error_set( |
1299 | 0 | error, |
1300 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1301 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
1302 | 0 | "%s: invalid MFT entry - attribute list value already set.", |
1303 | 0 | function ); |
1304 | |
|
1305 | 0 | return( -1 ); |
1306 | 0 | } |
1307 | 4.51k | if( libfsntfs_mft_attribute_list_initialize( |
1308 | 4.51k | &( mft_entry->attribute_list ), |
1309 | 4.51k | mft_entry->file_reference, |
1310 | 4.51k | error ) != 1 ) |
1311 | 0 | { |
1312 | 0 | libcerror_error_set( |
1313 | 0 | error, |
1314 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1315 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1316 | 0 | "%s: unable to create attribute list.", |
1317 | 0 | function ); |
1318 | |
|
1319 | 0 | goto on_error; |
1320 | 0 | } |
1321 | 4.51k | if( libfsntfs_mft_attribute_list_read_from_attribute( |
1322 | 4.51k | mft_entry->attribute_list, |
1323 | 4.51k | io_handle, |
1324 | 4.51k | file_io_handle, |
1325 | 4.51k | mft_entry->list_attribute, |
1326 | 4.51k | error ) != 1 ) |
1327 | 2.76k | { |
1328 | 2.76k | libcerror_error_set( |
1329 | 2.76k | error, |
1330 | 2.76k | LIBCERROR_ERROR_DOMAIN_IO, |
1331 | 2.76k | LIBCERROR_IO_ERROR_READ_FAILED, |
1332 | 2.76k | "%s: unable to read attribute list.", |
1333 | 2.76k | function ); |
1334 | | |
1335 | 2.76k | goto on_error; |
1336 | 2.76k | } |
1337 | 1.75k | if( libfsntfs_mft_attribute_list_get_number_of_entries( |
1338 | 1.75k | mft_entry->attribute_list, |
1339 | 1.75k | &number_of_attribute_list_entries, |
1340 | 1.75k | error ) != 1 ) |
1341 | 0 | { |
1342 | 0 | libcerror_error_set( |
1343 | 0 | error, |
1344 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1345 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1346 | 0 | "%s: unable to retrieve number of attribute list entries.", |
1347 | 0 | function ); |
1348 | |
|
1349 | 0 | goto on_error; |
1350 | 0 | } |
1351 | 1.75k | for( attribute_list_entry_index = 0; |
1352 | 5.63k | attribute_list_entry_index < number_of_attribute_list_entries; |
1353 | 3.88k | attribute_list_entry_index++ ) |
1354 | 3.94k | { |
1355 | 3.94k | if( libfsntfs_mft_attribute_list_get_entry_by_index( |
1356 | 3.94k | mft_entry->attribute_list, |
1357 | 3.94k | attribute_list_entry_index, |
1358 | 3.94k | &attribute_list_entry, |
1359 | 3.94k | error ) != 1 ) |
1360 | 0 | { |
1361 | 0 | libcerror_error_set( |
1362 | 0 | error, |
1363 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1364 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1365 | 0 | "%s: unable to retrieve attribute list entry: %d.", |
1366 | 0 | function, |
1367 | 0 | attribute_list_entry_index ); |
1368 | |
|
1369 | 0 | goto on_error; |
1370 | 0 | } |
1371 | 3.94k | if( libfsntfs_mft_attribute_list_entry_get_file_reference( |
1372 | 3.94k | attribute_list_entry, |
1373 | 3.94k | &file_reference, |
1374 | 3.94k | error ) != 1 ) |
1375 | 0 | { |
1376 | 0 | libcerror_error_set( |
1377 | 0 | error, |
1378 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1379 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1380 | 0 | "%s: unable to retrieve attribute list entry: %d file reference.", |
1381 | 0 | function, |
1382 | 0 | attribute_list_entry_index ); |
1383 | |
|
1384 | 0 | goto on_error; |
1385 | 0 | } |
1386 | 3.94k | attribute_list_data_mft_entry_index = file_reference & 0xffffffffffffUL; |
1387 | | |
1388 | 3.94k | if( attribute_list_data_mft_entry_index > (uint64_t) INT_MAX ) |
1389 | 60 | { |
1390 | 60 | libcerror_error_set( |
1391 | 60 | error, |
1392 | 60 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1393 | 60 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1394 | 60 | "%s: attribute list data MFT entry reference value out of bounds.", |
1395 | 60 | function ); |
1396 | | |
1397 | 60 | goto on_error; |
1398 | 60 | } |
1399 | | /* Ignore the current MFT entry |
1400 | | */ |
1401 | 3.88k | if( attribute_list_data_mft_entry_index == (uint64_t) mft_entry->index ) |
1402 | 516 | { |
1403 | 516 | continue; |
1404 | 516 | } |
1405 | 3.36k | if( libfsntfs_mft_attribute_list_insert_file_reference( |
1406 | 3.36k | mft_entry->attribute_list, |
1407 | 3.36k | file_reference, |
1408 | 3.36k | error ) == -1 ) |
1409 | 0 | { |
1410 | 0 | libcerror_error_set( |
1411 | 0 | error, |
1412 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1413 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
1414 | 0 | "%s: unable to insert attribute list data file reference in attribute list.", |
1415 | 0 | function ); |
1416 | |
|
1417 | 0 | goto on_error; |
1418 | 0 | } |
1419 | 3.36k | } |
1420 | 1.69k | return( 1 ); |
1421 | | |
1422 | 2.82k | on_error: |
1423 | 2.82k | if( mft_entry->attribute_list != NULL ) |
1424 | 2.82k | { |
1425 | 2.82k | libfsntfs_mft_attribute_list_free( |
1426 | 2.82k | &( mft_entry->attribute_list ), |
1427 | 2.82k | NULL ); |
1428 | 2.82k | } |
1429 | 2.82k | return( -1 ); |
1430 | 1.75k | } |
1431 | | |
1432 | | /* Reads a specific attribute list data MFT entry |
1433 | | * Returns 1 if successful, 0 if not available or -1 on error |
1434 | | */ |
1435 | | int libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index( |
1436 | | libfsntfs_mft_entry_t *mft_entry, |
1437 | | libfsntfs_io_handle_t *io_handle, |
1438 | | libbfio_handle_t *file_io_handle, |
1439 | | libfdata_vector_t *mft_entry_vector, |
1440 | | libfcache_cache_t *mft_entry_cache, |
1441 | | uint64_t file_reference, |
1442 | | libcerror_error_t **error ) |
1443 | 1.72k | { |
1444 | 1.72k | libfsntfs_mft_attribute_t *data_mft_attribute = NULL; |
1445 | 1.72k | libfsntfs_mft_attribute_t *mft_attribute = NULL; |
1446 | 1.72k | libfsntfs_mft_entry_t *data_mft_entry = NULL; |
1447 | 1.72k | static char *function = "libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index"; |
1448 | 1.72k | uint64_t attribute_list_data_mft_entry = 0; |
1449 | 1.72k | uint64_t base_record_file_reference = 0; |
1450 | 1.72k | int attribute_index = 0; |
1451 | 1.72k | int entry_index = 0; |
1452 | 1.72k | int number_of_attributes = 0; |
1453 | | |
1454 | 1.72k | if( mft_entry == NULL ) |
1455 | 0 | { |
1456 | 0 | libcerror_error_set( |
1457 | 0 | error, |
1458 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1459 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1460 | 0 | "%s: invalid MFT entry.", |
1461 | 0 | function ); |
1462 | |
|
1463 | 0 | return( -1 ); |
1464 | 0 | } |
1465 | 1.72k | attribute_list_data_mft_entry = file_reference & 0xffffffffffffUL; |
1466 | | |
1467 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1468 | | if( libcnotify_verbose != 0 ) |
1469 | | { |
1470 | | libcnotify_printf( |
1471 | | "%s: reading data file reference: %" PRIu64 "-%" PRIu16 "\n", |
1472 | | function, |
1473 | | attribute_list_data_mft_entry, |
1474 | | (uint16_t) ( file_reference >> 48 ) ); |
1475 | | libcnotify_printf( |
1476 | | "\n" ); |
1477 | | } |
1478 | | #endif |
1479 | 1.72k | if( libfdata_vector_get_element_value_by_index( |
1480 | 1.72k | mft_entry_vector, |
1481 | 1.72k | (intptr_t *) file_io_handle, |
1482 | 1.72k | (libfdata_cache_t *) mft_entry_cache, |
1483 | 1.72k | (int) attribute_list_data_mft_entry, |
1484 | 1.72k | (intptr_t **) &data_mft_entry, |
1485 | 1.72k | 0, |
1486 | 1.72k | error ) != 1 ) |
1487 | 384 | { |
1488 | 384 | libcerror_error_set( |
1489 | 384 | error, |
1490 | 384 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1491 | 384 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1492 | 384 | "%s: unable to retrieve MFT entry: %" PRIu64 ".", |
1493 | 384 | function, |
1494 | 384 | attribute_list_data_mft_entry ); |
1495 | | |
1496 | 384 | return( -1 ); |
1497 | 384 | } |
1498 | 1.34k | if( data_mft_entry->header == NULL ) |
1499 | 41 | { |
1500 | 41 | return( 0 ); |
1501 | 41 | } |
1502 | 1.30k | if( libfsntfs_mft_entry_header_get_base_record_file_reference( |
1503 | 1.30k | data_mft_entry->header, |
1504 | 1.30k | &base_record_file_reference, |
1505 | 1.30k | error ) != 1 ) |
1506 | 0 | { |
1507 | 0 | libcerror_error_set( |
1508 | 0 | error, |
1509 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1510 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1511 | 0 | "%s: unable to retrieve base record file reference.", |
1512 | 0 | function ); |
1513 | |
|
1514 | 0 | return( -1 ); |
1515 | 0 | } |
1516 | 1.30k | if( mft_entry->file_reference != base_record_file_reference ) |
1517 | 526 | { |
1518 | 526 | return( 0 ); |
1519 | 526 | } |
1520 | 777 | if( libfsntfs_mft_entry_read_attributes_data( |
1521 | 777 | data_mft_entry, |
1522 | 777 | io_handle, |
1523 | 777 | data_mft_entry->data, |
1524 | 777 | data_mft_entry->data_size, |
1525 | 777 | error ) != 1 ) |
1526 | 13 | { |
1527 | 13 | libcerror_error_set( |
1528 | 13 | error, |
1529 | 13 | LIBCERROR_ERROR_DOMAIN_IO, |
1530 | 13 | LIBCERROR_IO_ERROR_READ_FAILED, |
1531 | 13 | "%s: unable to read attributes.", |
1532 | 13 | function ); |
1533 | | |
1534 | 13 | return( -1 ); |
1535 | 13 | } |
1536 | 764 | if( libcdata_array_get_number_of_entries( |
1537 | 764 | data_mft_entry->attributes_array, |
1538 | 764 | &number_of_attributes, |
1539 | 764 | error ) != 1 ) |
1540 | 0 | { |
1541 | 0 | libcerror_error_set( |
1542 | 0 | error, |
1543 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1544 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1545 | 0 | "%s: unable to retrieve number of attributes.", |
1546 | 0 | function ); |
1547 | |
|
1548 | 0 | return( -1 ); |
1549 | 0 | } |
1550 | 764 | for( attribute_index = 0; |
1551 | 5.59k | attribute_index < number_of_attributes; |
1552 | 4.83k | attribute_index++ ) |
1553 | 4.88k | { |
1554 | 4.88k | if( libcdata_array_get_entry_by_index( |
1555 | 4.88k | data_mft_entry->attributes_array, |
1556 | 4.88k | attribute_index, |
1557 | 4.88k | (intptr_t **) &mft_attribute, |
1558 | 4.88k | error ) != 1 ) |
1559 | 0 | { |
1560 | 0 | libcerror_error_set( |
1561 | 0 | error, |
1562 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1563 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1564 | 0 | "%s: unable to retrieve attribute: %d from list MFT entry.", |
1565 | 0 | function, |
1566 | 0 | attribute_index ); |
1567 | |
|
1568 | 0 | return( -1 ); |
1569 | 0 | } |
1570 | 4.88k | if( libfsntfs_mft_attribute_clone( |
1571 | 4.88k | &data_mft_attribute, |
1572 | 4.88k | mft_attribute, |
1573 | 4.88k | error ) != 1 ) |
1574 | 0 | { |
1575 | 0 | libcerror_error_set( |
1576 | 0 | error, |
1577 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1578 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1579 | 0 | "%s: unable to clone MFT attribute: %d.", |
1580 | 0 | function, |
1581 | 0 | attribute_index ); |
1582 | |
|
1583 | 0 | return( -1 ); |
1584 | 0 | } |
1585 | | /* mft_entry->attributes_array takes over management of data_mft_attribute |
1586 | | */ |
1587 | 4.88k | if( libcdata_array_append_entry( |
1588 | 4.88k | mft_entry->attributes_array, |
1589 | 4.88k | &entry_index, |
1590 | 4.88k | (intptr_t *) data_mft_attribute, |
1591 | 4.88k | error ) != 1 ) |
1592 | 0 | { |
1593 | 0 | libcerror_error_set( |
1594 | 0 | error, |
1595 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1596 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
1597 | 0 | "%s: unable to append MFT attribute to array.", |
1598 | 0 | function ); |
1599 | |
|
1600 | 0 | libfsntfs_mft_attribute_free( |
1601 | 0 | &data_mft_attribute, |
1602 | 0 | NULL ); |
1603 | |
|
1604 | 0 | return( -1 ); |
1605 | 0 | } |
1606 | 4.88k | if( libfsntfs_mft_entry_set_attribute_helper_values( |
1607 | 4.88k | mft_entry, |
1608 | 4.88k | entry_index, |
1609 | 4.88k | data_mft_attribute, |
1610 | 4.88k | error ) != 1 ) |
1611 | 56 | { |
1612 | 56 | libcerror_error_set( |
1613 | 56 | error, |
1614 | 56 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1615 | 56 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1616 | 56 | "%s: unable to set helper values for attribute: %d.", |
1617 | 56 | function, |
1618 | 56 | entry_index ); |
1619 | | |
1620 | 56 | return( -1 ); |
1621 | 56 | } |
1622 | 4.83k | data_mft_attribute = NULL; |
1623 | 4.83k | } |
1624 | 708 | return( 1 ); |
1625 | 764 | } |
1626 | | |
1627 | | /* Reads the attribute list data MFT entries |
1628 | | * Returns 1 if successful or -1 on error |
1629 | | */ |
1630 | | int libfsntfs_mft_entry_read_attribute_list_data_mft_entries( |
1631 | | libfsntfs_mft_entry_t *mft_entry, |
1632 | | libfsntfs_mft_attribute_list_t *attribute_list, |
1633 | | libfsntfs_io_handle_t *io_handle, |
1634 | | libbfio_handle_t *file_io_handle, |
1635 | | libfdata_vector_t *mft_entry_vector, |
1636 | | libcerror_error_t **error ) |
1637 | 515 | { |
1638 | 515 | libfcache_cache_t *mft_entry_cache = NULL; |
1639 | 515 | static char *function = "libfsntfs_mft_entry_read_attribute_list_data_mft_entries"; |
1640 | 515 | uint64_t file_reference = 0; |
1641 | 515 | int file_reference_index = 0; |
1642 | 515 | int number_of_file_entries = 0; |
1643 | 515 | int result = 0; |
1644 | | |
1645 | 515 | if( mft_entry == NULL ) |
1646 | 0 | { |
1647 | 0 | libcerror_error_set( |
1648 | 0 | error, |
1649 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1650 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1651 | 0 | "%s: invalid MFT entry.", |
1652 | 0 | function ); |
1653 | |
|
1654 | 0 | return( -1 ); |
1655 | 0 | } |
1656 | | /* Read the list data MFT entries |
1657 | | * Use a local cache to prevent cache outs |
1658 | | */ |
1659 | 515 | if( libfcache_cache_initialize( |
1660 | 515 | &mft_entry_cache, |
1661 | 515 | 1, |
1662 | 515 | error ) != 1 ) |
1663 | 0 | { |
1664 | 0 | libcerror_error_set( |
1665 | 0 | error, |
1666 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1667 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1668 | 0 | "%s: unable to create MFT entry cache.", |
1669 | 0 | function ); |
1670 | |
|
1671 | 0 | goto on_error; |
1672 | 0 | } |
1673 | 515 | if( libfsntfs_mft_attribute_list_get_number_of_file_references( |
1674 | 515 | attribute_list, |
1675 | 515 | &number_of_file_entries, |
1676 | 515 | error ) != 1 ) |
1677 | 0 | { |
1678 | 0 | libcerror_error_set( |
1679 | 0 | error, |
1680 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1681 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1682 | 0 | "%s: unable to retrieve number of attribute list data MFT entries.", |
1683 | 0 | function ); |
1684 | |
|
1685 | 0 | goto on_error; |
1686 | 0 | } |
1687 | 515 | for( file_reference_index = 0; |
1688 | 1.07k | file_reference_index < number_of_file_entries; |
1689 | 563 | file_reference_index++ ) |
1690 | 637 | { |
1691 | 637 | if( libfsntfs_mft_attribute_list_get_file_reference_by_index( |
1692 | 637 | attribute_list, |
1693 | 637 | file_reference_index, |
1694 | 637 | &file_reference, |
1695 | 637 | error ) != 1 ) |
1696 | 0 | { |
1697 | 0 | libcerror_error_set( |
1698 | 0 | error, |
1699 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1700 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1701 | 0 | "%s: unable to retrieve attribute list data MFT entry: %d.", |
1702 | 0 | function, |
1703 | 0 | file_reference_index ); |
1704 | |
|
1705 | 0 | goto on_error; |
1706 | 0 | } |
1707 | 637 | result = libfsntfs_mft_entry_read_attribute_list_data_mft_entry_by_index( |
1708 | 637 | mft_entry, |
1709 | 637 | io_handle, |
1710 | 637 | file_io_handle, |
1711 | 637 | mft_entry_vector, |
1712 | 637 | mft_entry_cache, |
1713 | 637 | file_reference, |
1714 | 637 | error ); |
1715 | | |
1716 | 637 | if( result == -1 ) |
1717 | 74 | { |
1718 | 74 | libcerror_error_set( |
1719 | 74 | error, |
1720 | 74 | LIBCERROR_ERROR_DOMAIN_IO, |
1721 | 74 | LIBCERROR_IO_ERROR_READ_FAILED, |
1722 | 74 | "%s: unable to read attribute list data MFT entry: %" PRIu64 "-%" PRIu64 ".", |
1723 | 74 | function, |
1724 | 74 | file_reference & 0xffffffffffffUL, |
1725 | 74 | file_reference >> 48 ); |
1726 | | |
1727 | 74 | goto on_error; |
1728 | 74 | } |
1729 | 563 | else if( result == 0 ) |
1730 | 414 | { |
1731 | 414 | mft_entry->is_corrupted = 1; |
1732 | 414 | } |
1733 | 637 | } |
1734 | 441 | if( libfcache_cache_free( |
1735 | 441 | &mft_entry_cache, |
1736 | 441 | error ) != 1 ) |
1737 | 0 | { |
1738 | 0 | libcerror_error_set( |
1739 | 0 | error, |
1740 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1741 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1742 | 0 | "%s: unable to free MFT entry cache.", |
1743 | 0 | function ); |
1744 | |
|
1745 | 0 | goto on_error; |
1746 | 0 | } |
1747 | 441 | return( 1 ); |
1748 | | |
1749 | 74 | on_error: |
1750 | 74 | if( mft_entry_cache != NULL ) |
1751 | 74 | { |
1752 | 74 | libfcache_cache_free( |
1753 | 74 | &mft_entry_cache, |
1754 | 74 | NULL ); |
1755 | 74 | } |
1756 | 74 | return( -1 ); |
1757 | 441 | } |
1758 | | |
1759 | | /* Determines if the MFT entry is empty |
1760 | | * Returns 1 if empty, 0 if not or -1 on error |
1761 | | */ |
1762 | | int libfsntfs_mft_entry_is_empty( |
1763 | | libfsntfs_mft_entry_t *mft_entry, |
1764 | | libcerror_error_t **error ) |
1765 | 0 | { |
1766 | 0 | static char *function = "libfsntfs_mft_entry_is_empty"; |
1767 | |
|
1768 | 0 | if( mft_entry == NULL ) |
1769 | 0 | { |
1770 | 0 | libcerror_error_set( |
1771 | 0 | error, |
1772 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1773 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1774 | 0 | "%s: invalid MFT entry.", |
1775 | 0 | function ); |
1776 | |
|
1777 | 0 | return( -1 ); |
1778 | 0 | } |
1779 | 0 | return( (int) mft_entry->is_empty ); |
1780 | 0 | } |
1781 | | |
1782 | | /* Determines if the MFT entry is allocated (in use) |
1783 | | * Returns 1 if allocated, 0 if not or -1 on error |
1784 | | */ |
1785 | | int libfsntfs_mft_entry_is_allocated( |
1786 | | libfsntfs_mft_entry_t *mft_entry, |
1787 | | libcerror_error_t **error ) |
1788 | 0 | { |
1789 | 0 | static char *function = "libfsntfs_mft_entry_is_allocated"; |
1790 | |
|
1791 | 0 | if( mft_entry == NULL ) |
1792 | 0 | { |
1793 | 0 | libcerror_error_set( |
1794 | 0 | error, |
1795 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1796 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1797 | 0 | "%s: invalid MFT entry.", |
1798 | 0 | function ); |
1799 | |
|
1800 | 0 | return( -1 ); |
1801 | 0 | } |
1802 | 0 | if( mft_entry->header == NULL ) |
1803 | 0 | { |
1804 | 0 | libcerror_error_set( |
1805 | 0 | error, |
1806 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1807 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1808 | 0 | "%s: invalid MFT entry - missing header.", |
1809 | 0 | function ); |
1810 | |
|
1811 | 0 | return( -1 ); |
1812 | 0 | } |
1813 | 0 | if( ( mft_entry->header->flags & LIBFSNTFS_MFT_ENTRY_FLAG_IN_USE ) != 0 ) |
1814 | 0 | { |
1815 | 0 | return( 1 ); |
1816 | 0 | } |
1817 | 0 | return( 0 ); |
1818 | 0 | } |
1819 | | |
1820 | | /* Determines if the MFT entry is corrupted |
1821 | | * Returns 1 if corrupted, 0 if not or -1 on error |
1822 | | */ |
1823 | | int libfsntfs_mft_entry_is_corrupted( |
1824 | | libfsntfs_mft_entry_t *mft_entry, |
1825 | | libcerror_error_t **error ) |
1826 | 0 | { |
1827 | 0 | static char *function = "libfsntfs_mft_entry_is_corrupted"; |
1828 | |
|
1829 | 0 | if( mft_entry == NULL ) |
1830 | 0 | { |
1831 | 0 | libcerror_error_set( |
1832 | 0 | error, |
1833 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1834 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1835 | 0 | "%s: invalid MFT entry.", |
1836 | 0 | function ); |
1837 | |
|
1838 | 0 | return( -1 ); |
1839 | 0 | } |
1840 | 0 | return( (int) mft_entry->is_corrupted ); |
1841 | 0 | } |
1842 | | |
1843 | | /* Retrieves the file reference |
1844 | | * Returns 1 if successful or -1 on error |
1845 | | */ |
1846 | | int libfsntfs_mft_entry_get_file_reference( |
1847 | | libfsntfs_mft_entry_t *mft_entry, |
1848 | | uint64_t *file_reference, |
1849 | | libcerror_error_t **error ) |
1850 | 7.09k | { |
1851 | 7.09k | static char *function = "libfsntfs_mft_entry_get_file_reference"; |
1852 | | |
1853 | 7.09k | if( mft_entry == NULL ) |
1854 | 0 | { |
1855 | 0 | libcerror_error_set( |
1856 | 0 | error, |
1857 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1858 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1859 | 0 | "%s: invalid MFT entry.", |
1860 | 0 | function ); |
1861 | |
|
1862 | 0 | return( -1 ); |
1863 | 0 | } |
1864 | 7.09k | if( file_reference == NULL ) |
1865 | 0 | { |
1866 | 0 | libcerror_error_set( |
1867 | 0 | error, |
1868 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1869 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1870 | 0 | "%s: invalid file reference.", |
1871 | 0 | function ); |
1872 | |
|
1873 | 0 | return( -1 ); |
1874 | 0 | } |
1875 | 7.09k | *file_reference = mft_entry->file_reference; |
1876 | | |
1877 | 7.09k | return( 1 ); |
1878 | 7.09k | } |
1879 | | |
1880 | | /* Retrieves the base record file reference |
1881 | | * Returns 1 if successful, 0 if not available or -1 on error |
1882 | | */ |
1883 | | int libfsntfs_mft_entry_get_base_record_file_reference( |
1884 | | libfsntfs_mft_entry_t *mft_entry, |
1885 | | uint64_t *file_reference, |
1886 | | libcerror_error_t **error ) |
1887 | 24.8k | { |
1888 | 24.8k | static char *function = "libfsntfs_mft_entry_get_base_record_file_reference"; |
1889 | | |
1890 | 24.8k | if( mft_entry == NULL ) |
1891 | 0 | { |
1892 | 0 | libcerror_error_set( |
1893 | 0 | error, |
1894 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1895 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1896 | 0 | "%s: invalid MFT entry.", |
1897 | 0 | function ); |
1898 | |
|
1899 | 0 | return( -1 ); |
1900 | 0 | } |
1901 | 24.8k | if( mft_entry->header == NULL ) |
1902 | 1.06k | { |
1903 | 1.06k | return( 0 ); |
1904 | 1.06k | } |
1905 | 23.7k | if( libfsntfs_mft_entry_header_get_base_record_file_reference( |
1906 | 23.7k | mft_entry->header, |
1907 | 23.7k | file_reference, |
1908 | 23.7k | error ) != 1 ) |
1909 | 0 | { |
1910 | 0 | libcerror_error_set( |
1911 | 0 | error, |
1912 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1913 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1914 | 0 | "%s: unable to retrieve base record file reference.", |
1915 | 0 | function ); |
1916 | |
|
1917 | 0 | return( -1 ); |
1918 | 0 | } |
1919 | 23.7k | return( 1 ); |
1920 | 23.7k | } |
1921 | | |
1922 | | /* Retrieves the journal sequence number |
1923 | | * Returns 1 if successful or -1 on error |
1924 | | */ |
1925 | | int libfsntfs_mft_entry_get_journal_sequence_number( |
1926 | | libfsntfs_mft_entry_t *mft_entry, |
1927 | | uint64_t *journal_sequence_number, |
1928 | | libcerror_error_t **error ) |
1929 | 0 | { |
1930 | 0 | static char *function = "libfsntfs_mft_entry_get_journal_sequence_number"; |
1931 | |
|
1932 | 0 | if( mft_entry == NULL ) |
1933 | 0 | { |
1934 | 0 | libcerror_error_set( |
1935 | 0 | error, |
1936 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1937 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1938 | 0 | "%s: invalid MFT entry.", |
1939 | 0 | function ); |
1940 | |
|
1941 | 0 | return( -1 ); |
1942 | 0 | } |
1943 | 0 | if( libfsntfs_mft_entry_header_get_journal_sequence_number( |
1944 | 0 | mft_entry->header, |
1945 | 0 | journal_sequence_number, |
1946 | 0 | error ) != 1 ) |
1947 | 0 | { |
1948 | 0 | libcerror_error_set( |
1949 | 0 | error, |
1950 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1951 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1952 | 0 | "%s: unable to retrieve journal sequence number.", |
1953 | 0 | function ); |
1954 | |
|
1955 | 0 | return( -1 ); |
1956 | 0 | } |
1957 | 0 | return( 1 ); |
1958 | 0 | } |
1959 | | |
1960 | | /* Retrieves the number of attributes |
1961 | | * Returns 1 if successful or -1 on error |
1962 | | */ |
1963 | | int libfsntfs_mft_entry_get_number_of_attributes( |
1964 | | libfsntfs_mft_entry_t *mft_entry, |
1965 | | int *number_of_attributes, |
1966 | | libcerror_error_t **error ) |
1967 | 1.98k | { |
1968 | 1.98k | static char *function = "libfsntfs_mft_entry_get_number_of_attributes"; |
1969 | | |
1970 | 1.98k | if( mft_entry == NULL ) |
1971 | 0 | { |
1972 | 0 | libcerror_error_set( |
1973 | 0 | error, |
1974 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1975 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1976 | 0 | "%s: invalid MFT entry.", |
1977 | 0 | function ); |
1978 | |
|
1979 | 0 | return( -1 ); |
1980 | 0 | } |
1981 | 1.98k | if( libcdata_array_get_number_of_entries( |
1982 | 1.98k | mft_entry->attributes_array, |
1983 | 1.98k | number_of_attributes, |
1984 | 1.98k | error ) != 1 ) |
1985 | 0 | { |
1986 | 0 | libcerror_error_set( |
1987 | 0 | error, |
1988 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1989 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1990 | 0 | "%s: unable to retrieve number of entries from attributes array.", |
1991 | 0 | function ); |
1992 | |
|
1993 | 0 | return( -1 ); |
1994 | 0 | } |
1995 | 1.98k | return( 1 ); |
1996 | 1.98k | } |
1997 | | |
1998 | | /* Retrieves a specific attribute |
1999 | | * Returns 1 if successful or -1 on error |
2000 | | */ |
2001 | | int libfsntfs_mft_entry_get_attribute_by_index( |
2002 | | libfsntfs_mft_entry_t *mft_entry, |
2003 | | int attribute_index, |
2004 | | libfsntfs_mft_attribute_t **attribute, |
2005 | | libcerror_error_t **error ) |
2006 | 13.8k | { |
2007 | 13.8k | static char *function = "libfsntfs_mft_entry_get_attribute_by_index"; |
2008 | | |
2009 | 13.8k | if( mft_entry == NULL ) |
2010 | 0 | { |
2011 | 0 | libcerror_error_set( |
2012 | 0 | error, |
2013 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2014 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2015 | 0 | "%s: invalid MFT entry.", |
2016 | 0 | function ); |
2017 | |
|
2018 | 0 | return( -1 ); |
2019 | 0 | } |
2020 | 13.8k | if( libcdata_array_get_entry_by_index( |
2021 | 13.8k | mft_entry->attributes_array, |
2022 | 13.8k | attribute_index, |
2023 | 13.8k | (intptr_t **) attribute, |
2024 | 13.8k | error ) != 1 ) |
2025 | 180 | { |
2026 | 180 | libcerror_error_set( |
2027 | 180 | error, |
2028 | 180 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2029 | 180 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2030 | 180 | "%s: unable to retrieve entry: %d from attributes array.", |
2031 | 180 | function, |
2032 | 180 | attribute_index ); |
2033 | | |
2034 | 180 | return( -1 ); |
2035 | 180 | } |
2036 | 13.6k | return( 1 ); |
2037 | 13.8k | } |
2038 | | |
2039 | | /* Retrieves the $STANDARD_INFORMATION attribute |
2040 | | * Returns 1 if successful, 0 if not available or -1 on error |
2041 | | */ |
2042 | | int libfsntfs_mft_entry_get_standard_information_attribute( |
2043 | | libfsntfs_mft_entry_t *mft_entry, |
2044 | | libfsntfs_mft_attribute_t **attribute, |
2045 | | libcerror_error_t **error ) |
2046 | 170 | { |
2047 | 170 | static char *function = "libfsntfs_mft_entry_get_standard_information_attribute"; |
2048 | | |
2049 | 170 | if( mft_entry == NULL ) |
2050 | 0 | { |
2051 | 0 | libcerror_error_set( |
2052 | 0 | error, |
2053 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2054 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2055 | 0 | "%s: invalid MFT entry.", |
2056 | 0 | function ); |
2057 | |
|
2058 | 0 | return( -1 ); |
2059 | 0 | } |
2060 | 170 | if( mft_entry->standard_information_attribute_index == -1 ) |
2061 | 63 | { |
2062 | 63 | return( 0 ); |
2063 | 63 | } |
2064 | 107 | if( libcdata_array_get_entry_by_index( |
2065 | 107 | mft_entry->attributes_array, |
2066 | 107 | mft_entry->standard_information_attribute_index, |
2067 | 107 | (intptr_t **) attribute, |
2068 | 107 | error ) != 1 ) |
2069 | 0 | { |
2070 | 0 | libcerror_error_set( |
2071 | 0 | error, |
2072 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2073 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2074 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2075 | 0 | function, |
2076 | 0 | mft_entry->standard_information_attribute_index ); |
2077 | |
|
2078 | 0 | return( -1 ); |
2079 | 0 | } |
2080 | 107 | return( 1 ); |
2081 | 107 | } |
2082 | | |
2083 | | /* Retrieves the $VOLUME_INFORMATION attribute |
2084 | | * Returns 1 if successful, 0 if not available or -1 on error |
2085 | | */ |
2086 | | int libfsntfs_mft_entry_get_volume_information_attribute( |
2087 | | libfsntfs_mft_entry_t *mft_entry, |
2088 | | libfsntfs_mft_attribute_t **attribute, |
2089 | | libcerror_error_t **error ) |
2090 | 0 | { |
2091 | 0 | static char *function = "libfsntfs_mft_entry_get_volume_information_attribute"; |
2092 | |
|
2093 | 0 | if( mft_entry == NULL ) |
2094 | 0 | { |
2095 | 0 | libcerror_error_set( |
2096 | 0 | error, |
2097 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2098 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2099 | 0 | "%s: invalid MFT entry.", |
2100 | 0 | function ); |
2101 | |
|
2102 | 0 | return( -1 ); |
2103 | 0 | } |
2104 | 0 | if( mft_entry->volume_information_attribute_index == -1 ) |
2105 | 0 | { |
2106 | 0 | return( 0 ); |
2107 | 0 | } |
2108 | 0 | if( libcdata_array_get_entry_by_index( |
2109 | 0 | mft_entry->attributes_array, |
2110 | 0 | mft_entry->volume_information_attribute_index, |
2111 | 0 | (intptr_t **) attribute, |
2112 | 0 | error ) != 1 ) |
2113 | 0 | { |
2114 | 0 | libcerror_error_set( |
2115 | 0 | error, |
2116 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2117 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2118 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2119 | 0 | function, |
2120 | 0 | mft_entry->volume_information_attribute_index ); |
2121 | |
|
2122 | 0 | return( -1 ); |
2123 | 0 | } |
2124 | 0 | return( 1 ); |
2125 | 0 | } |
2126 | | |
2127 | | /* Retrieves the $VOLUME_NAME attribute |
2128 | | * Returns 1 if successful, 0 if not available or -1 on error |
2129 | | */ |
2130 | | int libfsntfs_mft_entry_get_volume_name_attribute( |
2131 | | libfsntfs_mft_entry_t *mft_entry, |
2132 | | libfsntfs_mft_attribute_t **attribute, |
2133 | | libcerror_error_t **error ) |
2134 | 0 | { |
2135 | 0 | static char *function = "libfsntfs_mft_entry_get_volume_name_attribute"; |
2136 | |
|
2137 | 0 | if( mft_entry == NULL ) |
2138 | 0 | { |
2139 | 0 | libcerror_error_set( |
2140 | 0 | error, |
2141 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2142 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2143 | 0 | "%s: invalid MFT entry.", |
2144 | 0 | function ); |
2145 | |
|
2146 | 0 | return( -1 ); |
2147 | 0 | } |
2148 | 0 | if( mft_entry->volume_name_attribute_index == -1 ) |
2149 | 0 | { |
2150 | 0 | return( 0 ); |
2151 | 0 | } |
2152 | 0 | if( libcdata_array_get_entry_by_index( |
2153 | 0 | mft_entry->attributes_array, |
2154 | 0 | mft_entry->volume_name_attribute_index, |
2155 | 0 | (intptr_t **) attribute, |
2156 | 0 | error ) != 1 ) |
2157 | 0 | { |
2158 | 0 | libcerror_error_set( |
2159 | 0 | error, |
2160 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2161 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2162 | 0 | "%s: unable to retrieve entry: %d from attributes array.", |
2163 | 0 | function, |
2164 | 0 | mft_entry->volume_name_attribute_index ); |
2165 | |
|
2166 | 0 | return( -1 ); |
2167 | 0 | } |
2168 | 0 | return( 1 ); |
2169 | 0 | } |
2170 | | |
2171 | | /* Retrieves the number of alternate data attributes |
2172 | | * Returns 1 if successful or -1 on error |
2173 | | */ |
2174 | | int libfsntfs_mft_entry_get_number_of_alternate_data_attributes( |
2175 | | libfsntfs_mft_entry_t *mft_entry, |
2176 | | int *number_of_attributes, |
2177 | | libcerror_error_t **error ) |
2178 | 0 | { |
2179 | 0 | static char *function = "libfsntfs_mft_entry_get_number_of_alternate_data_attributes"; |
2180 | |
|
2181 | 0 | if( mft_entry == NULL ) |
2182 | 0 | { |
2183 | 0 | libcerror_error_set( |
2184 | 0 | error, |
2185 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2186 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2187 | 0 | "%s: invalid MFT entry.", |
2188 | 0 | function ); |
2189 | |
|
2190 | 0 | return( -1 ); |
2191 | 0 | } |
2192 | 0 | if( libcdata_array_get_number_of_entries( |
2193 | 0 | mft_entry->alternate_data_attributes_array, |
2194 | 0 | number_of_attributes, |
2195 | 0 | error ) != 1 ) |
2196 | 0 | { |
2197 | 0 | libcerror_error_set( |
2198 | 0 | error, |
2199 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2200 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2201 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2202 | 0 | function ); |
2203 | |
|
2204 | 0 | return( -1 ); |
2205 | 0 | } |
2206 | 0 | return( 1 ); |
2207 | 0 | } |
2208 | | |
2209 | | /* Retrieves a specific alternate data attribute |
2210 | | * Returns 1 if successful or -1 on error |
2211 | | */ |
2212 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_index( |
2213 | | libfsntfs_mft_entry_t *mft_entry, |
2214 | | int attribute_index, |
2215 | | libfsntfs_mft_attribute_t **attribute, |
2216 | | libcerror_error_t **error ) |
2217 | 0 | { |
2218 | 0 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_index"; |
2219 | |
|
2220 | 0 | if( mft_entry == NULL ) |
2221 | 0 | { |
2222 | 0 | libcerror_error_set( |
2223 | 0 | error, |
2224 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2225 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2226 | 0 | "%s: invalid MFT entry.", |
2227 | 0 | function ); |
2228 | |
|
2229 | 0 | return( -1 ); |
2230 | 0 | } |
2231 | 0 | if( libcdata_array_get_entry_by_index( |
2232 | 0 | mft_entry->alternate_data_attributes_array, |
2233 | 0 | attribute_index, |
2234 | 0 | (intptr_t **) attribute, |
2235 | 0 | error ) != 1 ) |
2236 | 0 | { |
2237 | 0 | libcerror_error_set( |
2238 | 0 | error, |
2239 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2240 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2241 | 0 | "%s: unable to retrieve entry: %d from alternate data attributes array.", |
2242 | 0 | function, |
2243 | 0 | attribute_index ); |
2244 | |
|
2245 | 0 | return( -1 ); |
2246 | 0 | } |
2247 | 0 | return( 1 ); |
2248 | 0 | } |
2249 | | |
2250 | | /* Retrieves a specific alternate data attribute for an UTF-8 encoded name |
2251 | | * Returns 1 if successful, 0 if no such alternate data attribute or -1 on error |
2252 | | */ |
2253 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_utf8_name( |
2254 | | libfsntfs_mft_entry_t *mft_entry, |
2255 | | const uint8_t *utf8_string, |
2256 | | size_t utf8_string_length, |
2257 | | libfsntfs_mft_attribute_t **attribute, |
2258 | | libcerror_error_t **error ) |
2259 | 901 | { |
2260 | 901 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_utf8_name"; |
2261 | 901 | int attribute_index = 0; |
2262 | 901 | int number_of_attributes = 0; |
2263 | 901 | int result = 0; |
2264 | | |
2265 | 901 | if( mft_entry == NULL ) |
2266 | 0 | { |
2267 | 0 | libcerror_error_set( |
2268 | 0 | error, |
2269 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2270 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2271 | 0 | "%s: invalid MFT entry.", |
2272 | 0 | function ); |
2273 | |
|
2274 | 0 | return( -1 ); |
2275 | 0 | } |
2276 | 901 | if( attribute == NULL ) |
2277 | 0 | { |
2278 | 0 | libcerror_error_set( |
2279 | 0 | error, |
2280 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2281 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2282 | 0 | "%s: invalid attribute.", |
2283 | 0 | function ); |
2284 | |
|
2285 | 0 | return( -1 ); |
2286 | 0 | } |
2287 | 901 | if( libcdata_array_get_number_of_entries( |
2288 | 901 | mft_entry->alternate_data_attributes_array, |
2289 | 901 | &number_of_attributes, |
2290 | 901 | error ) != 1 ) |
2291 | 0 | { |
2292 | 0 | libcerror_error_set( |
2293 | 0 | error, |
2294 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2295 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2296 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2297 | 0 | function ); |
2298 | |
|
2299 | 0 | return( -1 ); |
2300 | 0 | } |
2301 | 901 | for( attribute_index = 0; |
2302 | 1.02k | attribute_index < number_of_attributes; |
2303 | 901 | attribute_index++ ) |
2304 | 1.01k | { |
2305 | 1.01k | if( libcdata_array_get_entry_by_index( |
2306 | 1.01k | mft_entry->alternate_data_attributes_array, |
2307 | 1.01k | attribute_index, |
2308 | 1.01k | (intptr_t **) attribute, |
2309 | 1.01k | error ) != 1 ) |
2310 | 0 | { |
2311 | 0 | libcerror_error_set( |
2312 | 0 | error, |
2313 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2314 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2315 | 0 | "%s: unable to retrieve entry: %d from alternative data attributes array.", |
2316 | 0 | function, |
2317 | 0 | attribute_index ); |
2318 | |
|
2319 | 0 | return( -1 ); |
2320 | 0 | } |
2321 | 1.01k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
2322 | 1.01k | *attribute, |
2323 | 1.01k | utf8_string, |
2324 | 1.01k | utf8_string_length, |
2325 | 1.01k | error ); |
2326 | | |
2327 | 1.01k | if( result == -1 ) |
2328 | 0 | { |
2329 | 0 | libcerror_error_set( |
2330 | 0 | error, |
2331 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2332 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2333 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute name.", |
2334 | 0 | function ); |
2335 | |
|
2336 | 0 | goto on_error; |
2337 | 0 | } |
2338 | 1.01k | else if( result == 1 ) |
2339 | 889 | { |
2340 | 889 | return( 1 ); |
2341 | 889 | } |
2342 | 1.01k | } |
2343 | 12 | *attribute = NULL; |
2344 | | |
2345 | 12 | return( 0 ); |
2346 | | |
2347 | 0 | on_error: |
2348 | 0 | *attribute = NULL; |
2349 | |
|
2350 | 0 | return( -1 ); |
2351 | 901 | } |
2352 | | |
2353 | | /* Retrieves a specific alternate data attribute for an UTF-16 encoded name |
2354 | | * Returns 1 if successful, 0 if no such alternate data attribute or -1 on error |
2355 | | */ |
2356 | | int libfsntfs_mft_entry_get_alternate_data_attribute_by_utf16_name( |
2357 | | libfsntfs_mft_entry_t *mft_entry, |
2358 | | const uint16_t *utf16_string, |
2359 | | size_t utf16_string_length, |
2360 | | libfsntfs_mft_attribute_t **attribute, |
2361 | | libcerror_error_t **error ) |
2362 | 0 | { |
2363 | 0 | static char *function = "libfsntfs_mft_entry_get_alternate_data_attribute_by_utf16_name"; |
2364 | 0 | int attribute_index = 0; |
2365 | 0 | int number_of_attributes = 0; |
2366 | 0 | int result = 0; |
2367 | |
|
2368 | 0 | if( mft_entry == NULL ) |
2369 | 0 | { |
2370 | 0 | libcerror_error_set( |
2371 | 0 | error, |
2372 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2373 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2374 | 0 | "%s: invalid MFT entry.", |
2375 | 0 | function ); |
2376 | |
|
2377 | 0 | return( -1 ); |
2378 | 0 | } |
2379 | 0 | if( attribute == NULL ) |
2380 | 0 | { |
2381 | 0 | libcerror_error_set( |
2382 | 0 | error, |
2383 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2384 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2385 | 0 | "%s: invalid attribute.", |
2386 | 0 | function ); |
2387 | |
|
2388 | 0 | return( -1 ); |
2389 | 0 | } |
2390 | 0 | if( libcdata_array_get_number_of_entries( |
2391 | 0 | mft_entry->alternate_data_attributes_array, |
2392 | 0 | &number_of_attributes, |
2393 | 0 | error ) != 1 ) |
2394 | 0 | { |
2395 | 0 | libcerror_error_set( |
2396 | 0 | error, |
2397 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2398 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2399 | 0 | "%s: unable to retrieve number of entries from alternate data attributes array.", |
2400 | 0 | function ); |
2401 | |
|
2402 | 0 | return( -1 ); |
2403 | 0 | } |
2404 | 0 | for( attribute_index = 0; |
2405 | 0 | attribute_index < number_of_attributes; |
2406 | 0 | attribute_index++ ) |
2407 | 0 | { |
2408 | 0 | if( libcdata_array_get_entry_by_index( |
2409 | 0 | mft_entry->alternate_data_attributes_array, |
2410 | 0 | attribute_index, |
2411 | 0 | (intptr_t **) attribute, |
2412 | 0 | error ) != 1 ) |
2413 | 0 | { |
2414 | 0 | libcerror_error_set( |
2415 | 0 | error, |
2416 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2417 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2418 | 0 | "%s: unable to retrieve entry: %d from alternative data attributes array.", |
2419 | 0 | function, |
2420 | 0 | attribute_index ); |
2421 | |
|
2422 | 0 | return( -1 ); |
2423 | 0 | } |
2424 | 0 | result = libfsntfs_mft_attribute_compare_name_with_utf16_string( |
2425 | 0 | *attribute, |
2426 | 0 | utf16_string, |
2427 | 0 | utf16_string_length, |
2428 | 0 | error ); |
2429 | |
|
2430 | 0 | if( result == -1 ) |
2431 | 0 | { |
2432 | 0 | libcerror_error_set( |
2433 | 0 | error, |
2434 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2435 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2436 | 0 | "%s: unable to compare UTF-16 string with alternative data attribute name.", |
2437 | 0 | function ); |
2438 | |
|
2439 | 0 | goto on_error; |
2440 | 0 | } |
2441 | 0 | else if( result == 1 ) |
2442 | 0 | { |
2443 | 0 | return( 1 ); |
2444 | 0 | } |
2445 | 0 | } |
2446 | 0 | *attribute = NULL; |
2447 | |
|
2448 | 0 | return( 0 ); |
2449 | | |
2450 | 0 | on_error: |
2451 | 0 | *attribute = NULL; |
2452 | |
|
2453 | 0 | return( -1 ); |
2454 | 0 | } |
2455 | | |
2456 | | /* Sets the attribute helper values for an attribute |
2457 | | * Returns 1 if successful or -1 on error |
2458 | | */ |
2459 | | int libfsntfs_mft_entry_set_attribute_helper_values( |
2460 | | libfsntfs_mft_entry_t *mft_entry, |
2461 | | int attribute_index, |
2462 | | libfsntfs_mft_attribute_t *attribute, |
2463 | | libcerror_error_t **error ) |
2464 | 55.1k | { |
2465 | 55.1k | uint8_t utf8_attribute_name[ 8 ]; |
2466 | | |
2467 | 55.1k | static char *function = "libfsntfs_mft_entry_set_attribute_helper_values"; |
2468 | 55.1k | size_t utf8_attribute_name_size = 0; |
2469 | 55.1k | uint32_t attribute_type = 0; |
2470 | 55.1k | int result = 0; |
2471 | | |
2472 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2473 | | libfsntfs_standard_information_values_t *standard_information_values = NULL; |
2474 | | #endif |
2475 | | |
2476 | 55.1k | if( mft_entry == NULL ) |
2477 | 0 | { |
2478 | 0 | libcerror_error_set( |
2479 | 0 | error, |
2480 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2481 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2482 | 0 | "%s: invalid MFT entry.", |
2483 | 0 | function ); |
2484 | |
|
2485 | 0 | return( -1 ); |
2486 | 0 | } |
2487 | 55.1k | if( libfsntfs_mft_attribute_get_utf8_name_size( |
2488 | 55.1k | attribute, |
2489 | 55.1k | &utf8_attribute_name_size, |
2490 | 55.1k | error ) != 1 ) |
2491 | 99 | { |
2492 | 99 | libcerror_error_set( |
2493 | 99 | error, |
2494 | 99 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2495 | 99 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2496 | 99 | "%s: unable to retrieve UTF-8 attribute name size.", |
2497 | 99 | function ); |
2498 | | |
2499 | 99 | return( -1 ); |
2500 | 99 | } |
2501 | 55.0k | if( libfsntfs_mft_attribute_get_type( |
2502 | 55.0k | attribute, |
2503 | 55.0k | &attribute_type, |
2504 | 55.0k | error ) != 1 ) |
2505 | 0 | { |
2506 | 0 | libcerror_error_set( |
2507 | 0 | error, |
2508 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2509 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2510 | 0 | "%s: unable to retrieve attribute type.", |
2511 | 0 | function ); |
2512 | |
|
2513 | 0 | return( -1 ); |
2514 | 0 | } |
2515 | 55.0k | switch( attribute_type ) |
2516 | 55.0k | { |
2517 | 20.8k | case LIBFSNTFS_ATTRIBUTE_TYPE_DATA: |
2518 | 20.8k | if( libfsntfs_mft_entry_set_data_attribute_helper_values( |
2519 | 20.8k | mft_entry, |
2520 | 20.8k | attribute, |
2521 | 20.8k | error ) != 1 ) |
2522 | 0 | { |
2523 | 0 | libcerror_error_set( |
2524 | 0 | error, |
2525 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2526 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2527 | 0 | "%s: unable to set data attribute helper values.", |
2528 | 0 | function ); |
2529 | |
|
2530 | 0 | return( -1 ); |
2531 | 0 | } |
2532 | 20.8k | break; |
2533 | | |
2534 | 20.8k | case LIBFSNTFS_ATTRIBUTE_TYPE_FILE_NAME: |
2535 | 6.76k | if( mft_entry->file_name_attribute_index == -1 ) |
2536 | 6.31k | { |
2537 | 6.31k | mft_entry->file_name_attribute_index = attribute_index; |
2538 | 6.31k | } |
2539 | 6.76k | break; |
2540 | | |
2541 | 6.12k | case LIBFSNTFS_ATTRIBUTE_TYPE_INDEX_ROOT: |
2542 | | /* Only interested in attribute names that would match $I30 |
2543 | | */ |
2544 | 6.12k | if( ( utf8_attribute_name_size == 0 ) |
2545 | 5.86k | || ( utf8_attribute_name_size > 8 ) ) |
2546 | 552 | { |
2547 | 552 | break; |
2548 | 552 | } |
2549 | 5.56k | if( libfsntfs_mft_attribute_get_utf8_name( |
2550 | 5.56k | attribute, |
2551 | 5.56k | utf8_attribute_name, |
2552 | 5.56k | utf8_attribute_name_size, |
2553 | 5.56k | error ) != 1 ) |
2554 | 0 | { |
2555 | 0 | libcerror_error_set( |
2556 | 0 | error, |
2557 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2558 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2559 | 0 | "%s: unable to retrieve UTF-8 attribute name.", |
2560 | 0 | function ); |
2561 | |
|
2562 | 0 | return( -1 ); |
2563 | 0 | } |
2564 | 5.56k | result = libuna_utf8_string_compare_with_utf8_stream( |
2565 | 5.56k | utf8_attribute_name, |
2566 | 5.56k | utf8_attribute_name_size, |
2567 | 5.56k | (uint8_t *) "$I30", |
2568 | 5.56k | 4, |
2569 | 5.56k | error ); |
2570 | | |
2571 | 5.56k | if( result == -1 ) |
2572 | 0 | { |
2573 | 0 | libcerror_error_set( |
2574 | 0 | error, |
2575 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2576 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2577 | 0 | "%s: unable to compare UTF-8 string with $I30.", |
2578 | 0 | function ); |
2579 | |
|
2580 | 0 | return( -1 ); |
2581 | 0 | } |
2582 | 5.56k | else if( result == LIBUNA_COMPARE_EQUAL ) |
2583 | 2.57k | { |
2584 | 2.57k | mft_entry->has_i30_index = 1; |
2585 | 2.57k | } |
2586 | 5.56k | break; |
2587 | | |
2588 | 5.56k | case LIBFSNTFS_ATTRIBUTE_TYPE_REPARSE_POINT: |
2589 | | /* Assume only one reparse point attribute per MFT entry is allowed |
2590 | | */ |
2591 | 108 | if( mft_entry->reparse_point_attribute_index != -1 ) |
2592 | 20 | { |
2593 | 20 | libcerror_error_set( |
2594 | 20 | error, |
2595 | 20 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2596 | 20 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2597 | 20 | "%s: invalid MFT entry - reparse point attribute index value already set.", |
2598 | 20 | function ); |
2599 | | |
2600 | 20 | return( -1 ); |
2601 | 20 | } |
2602 | 88 | mft_entry->reparse_point_attribute_index = attribute_index; |
2603 | | |
2604 | 88 | break; |
2605 | | |
2606 | 1.18k | case LIBFSNTFS_ATTRIBUTE_TYPE_SECURITY_DESCRIPTOR: |
2607 | | /* Assume only one security descriptor attribute per MFT entry is allowed |
2608 | | */ |
2609 | 1.18k | if( mft_entry->security_descriptor_attribute_index != -1 ) |
2610 | 20 | { |
2611 | 20 | libcerror_error_set( |
2612 | 20 | error, |
2613 | 20 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2614 | 20 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2615 | 20 | "%s: invalid MFT entry - security descriptor attribute index value already set.", |
2616 | 20 | function ); |
2617 | | |
2618 | 20 | return( -1 ); |
2619 | 20 | } |
2620 | 1.16k | mft_entry->security_descriptor_attribute_index = attribute_index; |
2621 | | |
2622 | 1.16k | break; |
2623 | | |
2624 | 966 | case LIBFSNTFS_ATTRIBUTE_TYPE_STANDARD_INFORMATION: |
2625 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2626 | | if( libfsntfs_standard_information_values_initialize( |
2627 | | &standard_information_values, |
2628 | | error ) != 1 ) |
2629 | | { |
2630 | | libcerror_error_set( |
2631 | | error, |
2632 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2633 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2634 | | "%s: unable to create standard information values.", |
2635 | | function ); |
2636 | | |
2637 | | return( -1 ); |
2638 | | } |
2639 | | if( libfsntfs_standard_information_values_read_from_mft_attribute( |
2640 | | standard_information_values, |
2641 | | attribute, |
2642 | | error ) != 1 ) |
2643 | | { |
2644 | | libcerror_error_set( |
2645 | | error, |
2646 | | LIBCERROR_ERROR_DOMAIN_IO, |
2647 | | LIBCERROR_IO_ERROR_READ_FAILED, |
2648 | | "%s: unable to read standard information values from MFT attribute.", |
2649 | | function ); |
2650 | | |
2651 | | libfsntfs_standard_information_values_free( |
2652 | | &standard_information_values, |
2653 | | NULL ); |
2654 | | |
2655 | | return( -1 ); |
2656 | | } |
2657 | | if( libfsntfs_standard_information_values_free( |
2658 | | &standard_information_values, |
2659 | | error ) != 1 ) |
2660 | | { |
2661 | | libcerror_error_set( |
2662 | | error, |
2663 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2664 | | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
2665 | | "%s: unable to free standard information values.", |
2666 | | function ); |
2667 | | |
2668 | | return( -1 ); |
2669 | | } |
2670 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
2671 | | |
2672 | | /* Assume only one standard information attribute per MFT entry is allowed |
2673 | | */ |
2674 | 966 | if( mft_entry->standard_information_attribute_index != -1 ) |
2675 | 18 | { |
2676 | 18 | libcerror_error_set( |
2677 | 18 | error, |
2678 | 18 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2679 | 18 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2680 | 18 | "%s: invalid MFT entry - standard information attribute index value already set.", |
2681 | 18 | function ); |
2682 | | |
2683 | 18 | return( -1 ); |
2684 | 18 | } |
2685 | 948 | mft_entry->standard_information_attribute_index = attribute_index; |
2686 | | |
2687 | 948 | break; |
2688 | | |
2689 | 117 | case LIBFSNTFS_ATTRIBUTE_TYPE_VOLUME_INFORMATION: |
2690 | | /* Assume only one volume information attribute per MFT entry is allowed |
2691 | | */ |
2692 | 117 | if( mft_entry->volume_information_attribute_index != -1 ) |
2693 | 18 | { |
2694 | 18 | libcerror_error_set( |
2695 | 18 | error, |
2696 | 18 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2697 | 18 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2698 | 18 | "%s: invalid MFT entry - volume information attribute index value already set.", |
2699 | 18 | function ); |
2700 | | |
2701 | 18 | return( -1 ); |
2702 | 18 | } |
2703 | 99 | mft_entry->volume_information_attribute_index = attribute_index; |
2704 | | |
2705 | 99 | break; |
2706 | | |
2707 | 103 | case LIBFSNTFS_ATTRIBUTE_TYPE_VOLUME_NAME: |
2708 | | /* Assume only one volume name attribute per MFT entry is allowed |
2709 | | */ |
2710 | 103 | if( mft_entry->volume_name_attribute_index != -1 ) |
2711 | 20 | { |
2712 | 20 | libcerror_error_set( |
2713 | 20 | error, |
2714 | 20 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2715 | 20 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2716 | 20 | "%s: invalid MFT entry - volume name attribute index value already set.", |
2717 | 20 | function ); |
2718 | | |
2719 | 20 | return( -1 ); |
2720 | 20 | } |
2721 | 83 | mft_entry->volume_name_attribute_index = attribute_index; |
2722 | | |
2723 | 83 | break; |
2724 | | |
2725 | 18.8k | default: |
2726 | 18.8k | break; |
2727 | 55.0k | } |
2728 | 54.9k | return( 1 ); |
2729 | 55.0k | } |
2730 | | |
2731 | | /* Sets the attribute helper values for a $DATA attribute |
2732 | | * Returns 1 if successful or -1 on error |
2733 | | */ |
2734 | | int libfsntfs_mft_entry_set_data_attribute_helper_values( |
2735 | | libfsntfs_mft_entry_t *mft_entry, |
2736 | | libfsntfs_mft_attribute_t *data_attribute, |
2737 | | libcerror_error_t **error ) |
2738 | 20.8k | { |
2739 | 20.8k | libfsntfs_mft_attribute_t *existing_data_attribute = NULL; |
2740 | 20.8k | uint8_t *utf8_attribute_name = NULL; |
2741 | 20.8k | static char *function = "libfsntfs_mft_entry_set_data_attribute_helper_values"; |
2742 | 20.8k | size_t utf8_attribute_name_size = 0; |
2743 | 20.8k | int attribute_index = 0; |
2744 | 20.8k | int entry_index = 0; |
2745 | 20.8k | int result = 0; |
2746 | | |
2747 | 20.8k | if( mft_entry == NULL ) |
2748 | 0 | { |
2749 | 0 | libcerror_error_set( |
2750 | 0 | error, |
2751 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2752 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2753 | 0 | "%s: invalid MFT entry.", |
2754 | 0 | function ); |
2755 | |
|
2756 | 0 | return( -1 ); |
2757 | 0 | } |
2758 | 20.8k | if( libfsntfs_mft_attribute_get_utf8_name_size( |
2759 | 20.8k | data_attribute, |
2760 | 20.8k | &utf8_attribute_name_size, |
2761 | 20.8k | error ) != 1 ) |
2762 | 0 | { |
2763 | 0 | libcerror_error_set( |
2764 | 0 | error, |
2765 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2766 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2767 | 0 | "%s: unable to retrieve UTF-8 attribute name size.", |
2768 | 0 | function ); |
2769 | |
|
2770 | 0 | goto on_error; |
2771 | 0 | } |
2772 | 20.8k | if( utf8_attribute_name_size <= 1 ) |
2773 | 13.9k | { |
2774 | 13.9k | if( libfsntfs_mft_attribute_append_to_chain( |
2775 | 13.9k | &( mft_entry->data_attribute ), |
2776 | 13.9k | data_attribute, |
2777 | 13.9k | error ) != 1 ) |
2778 | 0 | { |
2779 | 0 | libcerror_error_set( |
2780 | 0 | error, |
2781 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2782 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2783 | 0 | "%s: unable to chain attribute.", |
2784 | 0 | function ); |
2785 | |
|
2786 | 0 | goto on_error; |
2787 | 0 | } |
2788 | 13.9k | } |
2789 | 6.91k | else |
2790 | 6.91k | { |
2791 | 6.91k | if( utf8_attribute_name_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) |
2792 | 0 | { |
2793 | 0 | libcerror_error_set( |
2794 | 0 | error, |
2795 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2796 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
2797 | 0 | "%s: invalid UTF-8 attribute name size value out of bounds.", |
2798 | 0 | function ); |
2799 | |
|
2800 | 0 | goto on_error; |
2801 | 0 | } |
2802 | 6.91k | utf8_attribute_name = (uint8_t *) memory_allocate( |
2803 | 6.91k | (size_t) utf8_attribute_name_size ); |
2804 | | |
2805 | 6.91k | if( utf8_attribute_name == NULL ) |
2806 | 0 | { |
2807 | 0 | libcerror_error_set( |
2808 | 0 | error, |
2809 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2810 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
2811 | 0 | "%s: unable to create UTF-8 attribute name.", |
2812 | 0 | function ); |
2813 | |
|
2814 | 0 | goto on_error; |
2815 | 0 | } |
2816 | 6.91k | if( libfsntfs_mft_attribute_get_utf8_name( |
2817 | 6.91k | data_attribute, |
2818 | 6.91k | utf8_attribute_name, |
2819 | 6.91k | utf8_attribute_name_size, |
2820 | 6.91k | error ) != 1 ) |
2821 | 0 | { |
2822 | 0 | libcerror_error_set( |
2823 | 0 | error, |
2824 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2825 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2826 | 0 | "%s: unable to retrieve UTF-8 attribute name.", |
2827 | 0 | function ); |
2828 | |
|
2829 | 0 | goto on_error; |
2830 | 0 | } |
2831 | 6.91k | result = libfsntfs_mft_entry_get_data_attribute_by_utf8_name( |
2832 | 6.91k | mft_entry, |
2833 | 6.91k | utf8_attribute_name, |
2834 | 6.91k | utf8_attribute_name_size, |
2835 | 6.91k | &attribute_index, |
2836 | 6.91k | &existing_data_attribute, |
2837 | 6.91k | error ); |
2838 | | |
2839 | 6.91k | if( result == -1 ) |
2840 | 0 | { |
2841 | 0 | libcerror_error_set( |
2842 | 0 | error, |
2843 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2844 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2845 | 0 | "%s: unable to retrieve data attribute.", |
2846 | 0 | function ); |
2847 | |
|
2848 | 0 | goto on_error; |
2849 | 0 | } |
2850 | 6.91k | else if( result == 0 ) |
2851 | 5.31k | { |
2852 | 5.31k | if( libcdata_array_append_entry( |
2853 | 5.31k | mft_entry->alternate_data_attributes_array, |
2854 | 5.31k | &entry_index, |
2855 | 5.31k | (intptr_t *) data_attribute, |
2856 | 5.31k | error ) != 1 ) |
2857 | 0 | { |
2858 | 0 | libcerror_error_set( |
2859 | 0 | error, |
2860 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2861 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2862 | 0 | "%s: unable to append alternate data attribute to array.", |
2863 | 0 | function ); |
2864 | |
|
2865 | 0 | goto on_error; |
2866 | 0 | } |
2867 | 5.31k | existing_data_attribute = data_attribute; |
2868 | 5.31k | } |
2869 | 1.59k | else |
2870 | 1.59k | { |
2871 | 1.59k | if( libfsntfs_mft_attribute_append_to_chain( |
2872 | 1.59k | &existing_data_attribute, |
2873 | 1.59k | data_attribute, |
2874 | 1.59k | error ) != 1 ) |
2875 | 0 | { |
2876 | 0 | libcerror_error_set( |
2877 | 0 | error, |
2878 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2879 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2880 | 0 | "%s: unable to chain alternate data attribute.", |
2881 | 0 | function ); |
2882 | |
|
2883 | 0 | goto on_error; |
2884 | 0 | } |
2885 | 1.59k | if( libcdata_array_set_entry_by_index( |
2886 | 1.59k | mft_entry->alternate_data_attributes_array, |
2887 | 1.59k | attribute_index, |
2888 | 1.59k | (intptr_t *) existing_data_attribute, |
2889 | 1.59k | error ) != 1 ) |
2890 | 0 | { |
2891 | 0 | libcerror_error_set( |
2892 | 0 | error, |
2893 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2894 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2895 | 0 | "%s: unable to append set data attribute: %d in array.", |
2896 | 0 | function, |
2897 | 0 | attribute_index ); |
2898 | |
|
2899 | 0 | goto on_error; |
2900 | 0 | } |
2901 | 1.59k | } |
2902 | 6.91k | memory_free( |
2903 | 6.91k | utf8_attribute_name ); |
2904 | | |
2905 | 6.91k | utf8_attribute_name = NULL; |
2906 | | |
2907 | 6.91k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
2908 | 6.91k | data_attribute, |
2909 | 6.91k | (uint8_t *) "WofCompressedData", |
2910 | 6.91k | 17, |
2911 | 6.91k | error ); |
2912 | | |
2913 | 6.91k | if( result == -1 ) |
2914 | 0 | { |
2915 | 0 | libcerror_error_set( |
2916 | 0 | error, |
2917 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2918 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2919 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute name.", |
2920 | 0 | function ); |
2921 | |
|
2922 | 0 | goto on_error; |
2923 | 0 | } |
2924 | 6.91k | else if( result == 1 ) |
2925 | 39 | { |
2926 | 39 | mft_entry->wof_compressed_data_attribute = existing_data_attribute; |
2927 | 39 | } |
2928 | 6.91k | } |
2929 | 20.8k | return( 1 ); |
2930 | | |
2931 | 0 | on_error: |
2932 | 0 | if( utf8_attribute_name != NULL ) |
2933 | 0 | { |
2934 | 0 | memory_free( |
2935 | 0 | utf8_attribute_name ); |
2936 | 0 | } |
2937 | 0 | return( -1 ); |
2938 | 20.8k | } |
2939 | | |
2940 | | /* Retrieves a data attribute with the specified name |
2941 | | * Returns 1 if successful, 0 if no attribute was found or -1 on error |
2942 | | */ |
2943 | | int libfsntfs_mft_entry_get_data_attribute_by_utf8_name( |
2944 | | libfsntfs_mft_entry_t *mft_entry, |
2945 | | const uint8_t *utf8_string, |
2946 | | size_t utf8_string_length, |
2947 | | int *attribute_index, |
2948 | | libfsntfs_mft_attribute_t **attribute, |
2949 | | libcerror_error_t **error ) |
2950 | 6.91k | { |
2951 | 6.91k | libfsntfs_mft_attribute_t *safe_attribute = NULL; |
2952 | 6.91k | static char *function = "libfsntfs_mft_entry_get_data_attribute_by_utf8_name"; |
2953 | 6.91k | int number_of_attributes = 0; |
2954 | 6.91k | int result = 0; |
2955 | 6.91k | int safe_attribute_index = 0; |
2956 | | |
2957 | 6.91k | if( mft_entry == NULL ) |
2958 | 0 | { |
2959 | 0 | libcerror_error_set( |
2960 | 0 | error, |
2961 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2962 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2963 | 0 | "%s: invalid MFT entry.", |
2964 | 0 | function ); |
2965 | |
|
2966 | 0 | return( -1 ); |
2967 | 0 | } |
2968 | 6.91k | if( utf8_string == NULL ) |
2969 | 0 | { |
2970 | 0 | libcerror_error_set( |
2971 | 0 | error, |
2972 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2973 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2974 | 0 | "%s: invalid UTF-8 string.", |
2975 | 0 | function ); |
2976 | |
|
2977 | 0 | return( -1 ); |
2978 | 0 | } |
2979 | 6.91k | if( utf8_string_length > (size_t) ( SSIZE_MAX - 1 ) ) |
2980 | 0 | { |
2981 | 0 | libcerror_error_set( |
2982 | 0 | error, |
2983 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2984 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2985 | 0 | "%s: invalid UTF-8 string length value exceeds maximum.", |
2986 | 0 | function ); |
2987 | |
|
2988 | 0 | return( -1 ); |
2989 | 0 | } |
2990 | 6.91k | if( attribute_index == NULL ) |
2991 | 0 | { |
2992 | 0 | libcerror_error_set( |
2993 | 0 | error, |
2994 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2995 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2996 | 0 | "%s: invalid attribute index.", |
2997 | 0 | function ); |
2998 | |
|
2999 | 0 | return( -1 ); |
3000 | 0 | } |
3001 | 6.91k | if( attribute == NULL ) |
3002 | 0 | { |
3003 | 0 | libcerror_error_set( |
3004 | 0 | error, |
3005 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3006 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3007 | 0 | "%s: invalid attribute.", |
3008 | 0 | function ); |
3009 | |
|
3010 | 0 | return( -1 ); |
3011 | 0 | } |
3012 | 6.91k | if( libcdata_array_get_number_of_entries( |
3013 | 6.91k | mft_entry->alternate_data_attributes_array, |
3014 | 6.91k | &number_of_attributes, |
3015 | 6.91k | error ) != 1 ) |
3016 | 0 | { |
3017 | 0 | libcerror_error_set( |
3018 | 0 | error, |
3019 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3020 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3021 | 0 | "%s: unable to retrieve number of alternate data attributes.", |
3022 | 0 | function ); |
3023 | |
|
3024 | 0 | return( -1 ); |
3025 | 0 | } |
3026 | 6.91k | for( safe_attribute_index = 0; |
3027 | 25.9k | safe_attribute_index < number_of_attributes; |
3028 | 19.0k | safe_attribute_index++ ) |
3029 | 20.6k | { |
3030 | 20.6k | if( libcdata_array_get_entry_by_index( |
3031 | 20.6k | mft_entry->alternate_data_attributes_array, |
3032 | 20.6k | safe_attribute_index, |
3033 | 20.6k | (intptr_t **) &safe_attribute, |
3034 | 20.6k | error ) != 1 ) |
3035 | 0 | { |
3036 | 0 | libcerror_error_set( |
3037 | 0 | error, |
3038 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3039 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3040 | 0 | "%s: unable to retrieve alternate data attribute: %d.", |
3041 | 0 | function, |
3042 | 0 | safe_attribute_index ); |
3043 | |
|
3044 | 0 | return( -1 ); |
3045 | 0 | } |
3046 | 20.6k | result = libfsntfs_mft_attribute_compare_name_with_utf8_string( |
3047 | 20.6k | safe_attribute, |
3048 | 20.6k | utf8_string, |
3049 | 20.6k | utf8_string_length, |
3050 | 20.6k | error ); |
3051 | | |
3052 | 20.6k | if( result == -1 ) |
3053 | 0 | { |
3054 | 0 | libcerror_error_set( |
3055 | 0 | error, |
3056 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3057 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
3058 | 0 | "%s: unable to compare UTF-8 string with alternative data attribute: %d name.", |
3059 | 0 | function, |
3060 | 0 | safe_attribute_index ); |
3061 | |
|
3062 | 0 | return( -1 ); |
3063 | 0 | } |
3064 | 20.6k | else if( result != 0 ) |
3065 | 1.59k | { |
3066 | 1.59k | break; |
3067 | 1.59k | } |
3068 | 20.6k | } |
3069 | 6.91k | if( result != 0 ) |
3070 | 1.59k | { |
3071 | 1.59k | *attribute_index = safe_attribute_index; |
3072 | 1.59k | *attribute = safe_attribute; |
3073 | 1.59k | } |
3074 | 5.31k | else |
3075 | 5.31k | { |
3076 | 5.31k | *attribute_index = 0; |
3077 | 5.31k | *attribute = NULL; |
3078 | 5.31k | } |
3079 | 6.91k | return( result ); |
3080 | 6.91k | } |
3081 | | |
3082 | | /* Determines if the file entry has the directory entries ($I30) index |
3083 | | * Returns 1 if the default data stream, 0 if not or -1 on error |
3084 | | */ |
3085 | | int libfsntfs_mft_entry_has_directory_entries_index( |
3086 | | libfsntfs_mft_entry_t *mft_entry, |
3087 | | libcerror_error_t **error ) |
3088 | 0 | { |
3089 | 0 | static char *function = "libfsntfs_mft_entry_has_directory_entries_index"; |
3090 | |
|
3091 | 0 | if( mft_entry == NULL ) |
3092 | 0 | { |
3093 | 0 | libcerror_error_set( |
3094 | 0 | error, |
3095 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3096 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3097 | 0 | "%s: invalid MFT entry.", |
3098 | 0 | function ); |
3099 | |
|
3100 | 0 | return( -1 ); |
3101 | 0 | } |
3102 | 0 | return( (int) mft_entry->has_i30_index ); |
3103 | 0 | } |
3104 | | |
3105 | | /* Reads the MFT entry |
3106 | | * Callback function for the MFT entry vector |
3107 | | * Returns 1 if successful or -1 on error |
3108 | | */ |
3109 | | int libfsntfs_mft_entry_read_element_data( |
3110 | | intptr_t *data_handle LIBFSNTFS_ATTRIBUTE_UNUSED, |
3111 | | libbfio_handle_t *file_io_handle, |
3112 | | libfdata_vector_t *vector, |
3113 | | libfdata_cache_t *cache, |
3114 | | int element_index, |
3115 | | int element_data_file_index LIBFSNTFS_ATTRIBUTE_UNUSED, |
3116 | | off64_t element_data_offset, |
3117 | | size64_t element_data_size, |
3118 | | uint32_t element_flags LIBFSNTFS_ATTRIBUTE_UNUSED, |
3119 | | uint8_t read_flags LIBFSNTFS_ATTRIBUTE_UNUSED, |
3120 | | libcerror_error_t **error ) |
3121 | 29.1k | { |
3122 | 29.1k | libfsntfs_mft_entry_t *mft_entry = NULL; |
3123 | 29.1k | static char *function = "libfsntfs_mft_entry_read_element_data"; |
3124 | | |
3125 | 29.1k | LIBFSNTFS_UNREFERENCED_PARAMETER( data_handle ) |
3126 | 29.1k | LIBFSNTFS_UNREFERENCED_PARAMETER( element_data_file_index ) |
3127 | 29.1k | LIBFSNTFS_UNREFERENCED_PARAMETER( element_flags ) |
3128 | 29.1k | LIBFSNTFS_UNREFERENCED_PARAMETER( read_flags ) |
3129 | | |
3130 | 29.1k | #if ( SIZEOF_INT <= 4 ) |
3131 | 29.1k | if( element_index < 0 ) |
3132 | | #else |
3133 | | if( ( element_index < 0 ) |
3134 | | || ( (int64_t) element_index > (int64_t) UINT32_MAX ) ) |
3135 | | #endif |
3136 | 0 | { |
3137 | 0 | libcerror_error_set( |
3138 | 0 | error, |
3139 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3140 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3141 | 0 | "%s: invalid element index value out of bounds.", |
3142 | 0 | function ); |
3143 | |
|
3144 | 0 | return( -1 ); |
3145 | 0 | } |
3146 | 29.1k | if( element_data_size > (size64_t) UINT32_MAX ) |
3147 | 0 | { |
3148 | 0 | libcerror_error_set( |
3149 | 0 | error, |
3150 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3151 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3152 | 0 | "%s: invalid element data size value out of bounds.", |
3153 | 0 | function ); |
3154 | |
|
3155 | 0 | return( -1 ); |
3156 | 0 | } |
3157 | 29.1k | if( libfsntfs_mft_entry_initialize( |
3158 | 29.1k | &mft_entry, |
3159 | 29.1k | error ) != 1 ) |
3160 | 0 | { |
3161 | 0 | libcerror_error_set( |
3162 | 0 | error, |
3163 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3164 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3165 | 0 | "%s: unable to create MFT entry.", |
3166 | 0 | function ); |
3167 | |
|
3168 | 0 | goto on_error; |
3169 | 0 | } |
3170 | 29.1k | if( libfsntfs_mft_entry_read_file_io_handle( |
3171 | 29.1k | mft_entry, |
3172 | 29.1k | file_io_handle, |
3173 | 29.1k | element_data_offset, |
3174 | 29.1k | (uint32_t) element_data_size, |
3175 | 29.1k | (uint32_t) element_index, |
3176 | 29.1k | error ) != 1 ) |
3177 | 311 | { |
3178 | 311 | libcerror_error_set( |
3179 | 311 | error, |
3180 | 311 | LIBCERROR_ERROR_DOMAIN_IO, |
3181 | 311 | LIBCERROR_IO_ERROR_READ_FAILED, |
3182 | 311 | "%s: unable to read MFT entry: %d.", |
3183 | 311 | function, |
3184 | 311 | element_index ); |
3185 | | |
3186 | 311 | goto on_error; |
3187 | 311 | } |
3188 | 28.8k | if( libfdata_vector_set_element_value_by_index( |
3189 | 28.8k | vector, |
3190 | 28.8k | (intptr_t *) file_io_handle, |
3191 | 28.8k | cache, |
3192 | 28.8k | element_index, |
3193 | 28.8k | (intptr_t *) mft_entry, |
3194 | 28.8k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsntfs_mft_entry_free, |
3195 | 28.8k | LIBFDATA_VECTOR_ELEMENT_VALUE_FLAG_MANAGED, |
3196 | 28.8k | error ) != 1 ) |
3197 | 0 | { |
3198 | 0 | libcerror_error_set( |
3199 | 0 | error, |
3200 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3201 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3202 | 0 | "%s: unable to set MFT entry as element value.", |
3203 | 0 | function ); |
3204 | |
|
3205 | 0 | goto on_error; |
3206 | 0 | } |
3207 | 28.8k | return( 1 ); |
3208 | | |
3209 | 311 | on_error: |
3210 | 311 | if( mft_entry != NULL ) |
3211 | 311 | { |
3212 | 311 | libfsntfs_mft_entry_free( |
3213 | 311 | &mft_entry, |
3214 | | NULL ); |
3215 | 311 | } |
3216 | 311 | return( -1 ); |
3217 | 28.8k | } |
3218 | | |