/src/libfsapfs/libfsapfs/libfsapfs_file_system_btree.c
Line | Count | Source |
1 | | /* |
2 | | * The file system B-tree functions |
3 | | * |
4 | | * Copyright (C) 2018-2026, 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 "libfsapfs_attribute_values.h" |
28 | | #include "libfsapfs_btree_entry.h" |
29 | | #include "libfsapfs_btree_node.h" |
30 | | #include "libfsapfs_data_block.h" |
31 | | #include "libfsapfs_debug.h" |
32 | | #include "libfsapfs_definitions.h" |
33 | | #include "libfsapfs_directory_record.h" |
34 | | #include "libfsapfs_encryption_context.h" |
35 | | #include "libfsapfs_file_extent.h" |
36 | | #include "libfsapfs_file_system_btree.h" |
37 | | #include "libfsapfs_inode.h" |
38 | | #include "libfsapfs_io_handle.h" |
39 | | #include "libfsapfs_libbfio.h" |
40 | | #include "libfsapfs_libcdata.h" |
41 | | #include "libfsapfs_libcerror.h" |
42 | | #include "libfsapfs_libcnotify.h" |
43 | | #include "libfsapfs_libfcache.h" |
44 | | #include "libfsapfs_libfdata.h" |
45 | | #include "libfsapfs_libuna.h" |
46 | | #include "libfsapfs_name_hash.h" |
47 | | #include "libfsapfs_object_map_btree.h" |
48 | | #include "libfsapfs_object_map_descriptor.h" |
49 | | |
50 | | #include "fsapfs_file_system.h" |
51 | | #include "fsapfs_object.h" |
52 | | |
53 | | /* Creates a file system B-tree |
54 | | * Make sure the value file_system_btree is referencing, is set to NULL |
55 | | * Returns 1 if successful or -1 on error |
56 | | */ |
57 | | int libfsapfs_file_system_btree_initialize( |
58 | | libfsapfs_file_system_btree_t **file_system_btree, |
59 | | libfsapfs_io_handle_t *io_handle, |
60 | | libfsapfs_encryption_context_t *encryption_context, |
61 | | libfdata_vector_t *data_block_vector, |
62 | | libfsapfs_object_map_btree_t *object_map_btree, |
63 | | uint64_t root_node_block_number, |
64 | | uint8_t use_case_folding, |
65 | | libcerror_error_t **error ) |
66 | 1.24k | { |
67 | 1.24k | static char *function = "libfsapfs_file_system_btree_initialize"; |
68 | | |
69 | 1.24k | if( file_system_btree == NULL ) |
70 | 0 | { |
71 | 0 | libcerror_error_set( |
72 | 0 | error, |
73 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
74 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
75 | 0 | "%s: invalid file system B-tree.", |
76 | 0 | function ); |
77 | |
|
78 | 0 | return( -1 ); |
79 | 0 | } |
80 | 1.24k | if( *file_system_btree != NULL ) |
81 | 0 | { |
82 | 0 | libcerror_error_set( |
83 | 0 | error, |
84 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
85 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
86 | 0 | "%s: invalid file system B-tree value already set.", |
87 | 0 | function ); |
88 | |
|
89 | 0 | return( -1 ); |
90 | 0 | } |
91 | 1.24k | *file_system_btree = memory_allocate_structure( |
92 | 1.24k | libfsapfs_file_system_btree_t ); |
93 | | |
94 | 1.24k | if( *file_system_btree == NULL ) |
95 | 0 | { |
96 | 0 | libcerror_error_set( |
97 | 0 | error, |
98 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
99 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
100 | 0 | "%s: unable to create file system B-tree.", |
101 | 0 | function ); |
102 | |
|
103 | 0 | goto on_error; |
104 | 0 | } |
105 | 1.24k | if( memory_set( |
106 | 1.24k | *file_system_btree, |
107 | 1.24k | 0, |
108 | 1.24k | sizeof( libfsapfs_file_system_btree_t ) ) == NULL ) |
109 | 0 | { |
110 | 0 | libcerror_error_set( |
111 | 0 | error, |
112 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
113 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
114 | 0 | "%s: unable to clear file system B-tree.", |
115 | 0 | function ); |
116 | |
|
117 | 0 | memory_free( |
118 | 0 | *file_system_btree ); |
119 | |
|
120 | 0 | *file_system_btree = NULL; |
121 | |
|
122 | 0 | return( -1 ); |
123 | 0 | } |
124 | 1.24k | if( libfcache_cache_initialize( |
125 | 1.24k | &( ( *file_system_btree )->data_block_cache ), |
126 | 1.24k | LIBFSAPFS_MAXIMUM_CACHE_ENTRIES_DATA_BLOCKS, |
127 | 1.24k | error ) != 1 ) |
128 | 0 | { |
129 | 0 | libcerror_error_set( |
130 | 0 | error, |
131 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
132 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
133 | 0 | "%s: unable to create data block cache.", |
134 | 0 | function ); |
135 | |
|
136 | 0 | goto on_error; |
137 | 0 | } |
138 | 1.24k | if( libfcache_cache_initialize( |
139 | 1.24k | &( ( *file_system_btree )->node_cache ), |
140 | 1.24k | LIBFSAPFS_MAXIMUM_CACHE_ENTRIES_BTREE_NODES, |
141 | 1.24k | error ) != 1 ) |
142 | 0 | { |
143 | 0 | libcerror_error_set( |
144 | 0 | error, |
145 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
146 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
147 | 0 | "%s: unable to create node cache.", |
148 | 0 | function ); |
149 | |
|
150 | 0 | goto on_error; |
151 | 0 | } |
152 | 1.24k | ( *file_system_btree )->io_handle = io_handle; |
153 | 1.24k | ( *file_system_btree )->encryption_context = encryption_context; |
154 | 1.24k | ( *file_system_btree )->data_block_vector = data_block_vector; |
155 | 1.24k | ( *file_system_btree )->object_map_btree = object_map_btree; |
156 | 1.24k | ( *file_system_btree )->root_node_block_number = root_node_block_number; |
157 | 1.24k | ( *file_system_btree )->use_case_folding = use_case_folding; |
158 | | |
159 | 1.24k | return( 1 ); |
160 | | |
161 | 0 | on_error: |
162 | 0 | if( *file_system_btree != NULL ) |
163 | 0 | { |
164 | 0 | memory_free( |
165 | 0 | *file_system_btree ); |
166 | |
|
167 | 0 | *file_system_btree = NULL; |
168 | 0 | } |
169 | 0 | return( -1 ); |
170 | 1.24k | } |
171 | | |
172 | | /* Frees a file system B-tree |
173 | | * Returns 1 if successful or -1 on error |
174 | | */ |
175 | | int libfsapfs_file_system_btree_free( |
176 | | libfsapfs_file_system_btree_t **file_system_btree, |
177 | | libcerror_error_t **error ) |
178 | 1.24k | { |
179 | 1.24k | static char *function = "libfsapfs_file_system_btree_free"; |
180 | 1.24k | int result = 1; |
181 | | |
182 | 1.24k | if( file_system_btree == NULL ) |
183 | 0 | { |
184 | 0 | libcerror_error_set( |
185 | 0 | error, |
186 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
187 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
188 | 0 | "%s: invalid file system B-tree.", |
189 | 0 | function ); |
190 | |
|
191 | 0 | return( -1 ); |
192 | 0 | } |
193 | 1.24k | if( *file_system_btree != NULL ) |
194 | 1.24k | { |
195 | | /* The io_handle, data_block_vector and object_map_btree are referenced and freed elsewhere |
196 | | */ |
197 | 1.24k | if( libfcache_cache_free( |
198 | 1.24k | &( ( *file_system_btree )->node_cache ), |
199 | 1.24k | error ) != 1 ) |
200 | 0 | { |
201 | 0 | libcerror_error_set( |
202 | 0 | error, |
203 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
204 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
205 | 0 | "%s: unable to free node cache.", |
206 | 0 | function ); |
207 | |
|
208 | 0 | result = -1; |
209 | 0 | } |
210 | 1.24k | if( libfcache_cache_free( |
211 | 1.24k | &( ( *file_system_btree )->data_block_cache ), |
212 | 1.24k | error ) != 1 ) |
213 | 0 | { |
214 | 0 | libcerror_error_set( |
215 | 0 | error, |
216 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
217 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
218 | 0 | "%s: unable to free data block cache.", |
219 | 0 | function ); |
220 | |
|
221 | 0 | result = -1; |
222 | 0 | } |
223 | 1.24k | memory_free( |
224 | 1.24k | *file_system_btree ); |
225 | | |
226 | 1.24k | *file_system_btree = NULL; |
227 | 1.24k | } |
228 | 1.24k | return( result ); |
229 | 1.24k | } |
230 | | |
231 | | /* Retrieves the sub node block number from a B-tree entry |
232 | | * Returns 1 if successful, 0 if not found or -1 on error |
233 | | */ |
234 | | int libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
235 | | libfsapfs_file_system_btree_t *file_system_btree, |
236 | | libbfio_handle_t *file_io_handle, |
237 | | libfsapfs_btree_entry_t *entry, |
238 | | uint64_t transaction_identifier, |
239 | | uint64_t *sub_node_block_number, |
240 | | libcerror_error_t **error ) |
241 | 735 | { |
242 | 735 | libfsapfs_object_map_descriptor_t *object_map_descriptor = NULL; |
243 | 735 | static char *function = "libfsapfs_file_system_btree_get_sub_node_block_number_from_entry"; |
244 | 735 | uint64_t sub_node_object_identifier = 0; |
245 | 735 | int result = 0; |
246 | | |
247 | 735 | if( file_system_btree == NULL ) |
248 | 0 | { |
249 | 0 | libcerror_error_set( |
250 | 0 | error, |
251 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
252 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
253 | 0 | "%s: invalid file system B-tree.", |
254 | 0 | function ); |
255 | |
|
256 | 0 | return( -1 ); |
257 | 0 | } |
258 | 735 | if( entry == NULL ) |
259 | 11 | { |
260 | 11 | libcerror_error_set( |
261 | 11 | error, |
262 | 11 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
263 | 11 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
264 | 11 | "%s: invalid B-tree entry.", |
265 | 11 | function ); |
266 | | |
267 | 11 | return( -1 ); |
268 | 11 | } |
269 | 724 | if( entry->value_data == NULL ) |
270 | 74 | { |
271 | 74 | libcerror_error_set( |
272 | 74 | error, |
273 | 74 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
274 | 74 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
275 | 74 | "%s: invalid B-tree entry - missing value data.", |
276 | 74 | function ); |
277 | | |
278 | 74 | return( -1 ); |
279 | 74 | } |
280 | 650 | if( entry->value_data_size != 8 ) |
281 | 21 | { |
282 | 21 | libcerror_error_set( |
283 | 21 | error, |
284 | 21 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
285 | 21 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
286 | 21 | "%s: invalid B-tree entry - unsupported value data size.", |
287 | 21 | function ); |
288 | | |
289 | 21 | return( -1 ); |
290 | 21 | } |
291 | 629 | if( sub_node_block_number == NULL ) |
292 | 0 | { |
293 | 0 | libcerror_error_set( |
294 | 0 | error, |
295 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
296 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
297 | 0 | "%s: invalid sub node block number.", |
298 | 0 | function ); |
299 | |
|
300 | 0 | return( -1 ); |
301 | 0 | } |
302 | 629 | byte_stream_copy_to_uint64_little_endian( |
303 | 629 | entry->value_data, |
304 | 629 | sub_node_object_identifier ); |
305 | | |
306 | | #if defined( HAVE_DEBUG_OUTPUT ) |
307 | | if( libcnotify_verbose != 0 ) |
308 | | { |
309 | | libcnotify_printf( |
310 | | "%s: sub node object identifier: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
311 | | function, |
312 | | sub_node_object_identifier, |
313 | | transaction_identifier ); |
314 | | } |
315 | | #endif |
316 | 629 | result = libfsapfs_object_map_btree_get_descriptor_by_object_identifier( |
317 | 629 | file_system_btree->object_map_btree, |
318 | 629 | file_io_handle, |
319 | 629 | sub_node_object_identifier, |
320 | 629 | transaction_identifier, |
321 | 629 | &object_map_descriptor, |
322 | 629 | error ); |
323 | | |
324 | 629 | if( result == -1 ) |
325 | 9 | { |
326 | 9 | libcerror_error_set( |
327 | 9 | error, |
328 | 9 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
329 | 9 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
330 | 9 | "%s: unable to retrieve object map descriptor for sub node object identifier: %" PRIu64 " (transaction: %" PRIu64 ").", |
331 | 9 | function, |
332 | 9 | sub_node_object_identifier, |
333 | 9 | transaction_identifier ); |
334 | | |
335 | 9 | goto on_error; |
336 | 9 | } |
337 | 620 | else if( result != 0 ) |
338 | 615 | { |
339 | 615 | if( object_map_descriptor == NULL ) |
340 | 0 | { |
341 | 0 | libcerror_error_set( |
342 | 0 | error, |
343 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
344 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
345 | 0 | "%s: invalid object map descriptor.", |
346 | 0 | function ); |
347 | |
|
348 | 0 | goto on_error; |
349 | 0 | } |
350 | | #if defined( HAVE_DEBUG_OUTPUT ) |
351 | | if( libcnotify_verbose != 0 ) |
352 | | { |
353 | | libcnotify_printf( |
354 | | "%s: sub node block number: %" PRIu64 "\n", |
355 | | function, |
356 | | object_map_descriptor->physical_address ); |
357 | | } |
358 | | #endif |
359 | 615 | *sub_node_block_number = object_map_descriptor->physical_address; |
360 | | |
361 | 615 | if( libfsapfs_object_map_descriptor_free( |
362 | 615 | &object_map_descriptor, |
363 | 615 | error ) != 1 ) |
364 | 0 | { |
365 | 0 | libcerror_error_set( |
366 | 0 | error, |
367 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
368 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
369 | 0 | "%s: unable to free object map descriptor.", |
370 | 0 | function ); |
371 | |
|
372 | 0 | goto on_error; |
373 | 0 | } |
374 | 615 | } |
375 | 620 | return( result ); |
376 | | |
377 | 9 | on_error: |
378 | 9 | if( object_map_descriptor != NULL ) |
379 | 0 | { |
380 | 0 | libfsapfs_object_map_descriptor_free( |
381 | 0 | &object_map_descriptor, |
382 | 0 | NULL ); |
383 | 0 | } |
384 | 9 | return( -1 ); |
385 | 629 | } |
386 | | |
387 | | /* Retrieves the file system B-tree root node |
388 | | * Returns 1 if successful, 0 if not available or -1 on error |
389 | | */ |
390 | | int libfsapfs_file_system_btree_get_root_node( |
391 | | libfsapfs_file_system_btree_t *file_system_btree, |
392 | | libbfio_handle_t *file_io_handle, |
393 | | uint64_t root_node_block_number, |
394 | | libfsapfs_btree_node_t **root_node, |
395 | | libcerror_error_t **error ) |
396 | 1.88k | { |
397 | 1.88k | libfcache_cache_value_t *cache_value = NULL; |
398 | 1.88k | libfsapfs_btree_node_t *node = NULL; |
399 | 1.88k | libfsapfs_data_block_t *data_block = NULL; |
400 | 1.88k | static char *function = "libfsapfs_file_system_btree_get_root_node"; |
401 | 1.88k | int result = 0; |
402 | | |
403 | | #if defined( HAVE_PROFILER ) |
404 | | int64_t profiler_start_timestamp = 0; |
405 | | #endif |
406 | | |
407 | 1.88k | if( file_system_btree == NULL ) |
408 | 0 | { |
409 | 0 | libcerror_error_set( |
410 | 0 | error, |
411 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
412 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
413 | 0 | "%s: invalid file system B-tree.", |
414 | 0 | function ); |
415 | |
|
416 | 0 | return( -1 ); |
417 | 0 | } |
418 | 1.88k | if( file_system_btree->io_handle == NULL ) |
419 | 0 | { |
420 | 0 | libcerror_error_set( |
421 | 0 | error, |
422 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
423 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
424 | 0 | "%s: invalid file system B-tree entry - missing IO handle.", |
425 | 0 | function ); |
426 | |
|
427 | 0 | return( -1 ); |
428 | 0 | } |
429 | 1.88k | if( root_node_block_number > (uint64_t) INT_MAX ) |
430 | 59 | { |
431 | 59 | libcerror_error_set( |
432 | 59 | error, |
433 | 59 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
434 | 59 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
435 | 59 | "%s: invalid root node block number value out of bounds.", |
436 | 59 | function ); |
437 | | |
438 | 59 | return( -1 ); |
439 | 59 | } |
440 | 1.82k | if( root_node == NULL ) |
441 | 0 | { |
442 | 0 | libcerror_error_set( |
443 | 0 | error, |
444 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
445 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
446 | 0 | "%s: invalid root node.", |
447 | 0 | function ); |
448 | |
|
449 | 0 | return( -1 ); |
450 | 0 | } |
451 | | #if defined( HAVE_PROFILER ) |
452 | | if( file_system_btree->io_handle->profiler != NULL ) |
453 | | { |
454 | | if( libfsapfs_profiler_start_timing( |
455 | | file_system_btree->io_handle->profiler, |
456 | | &profiler_start_timestamp, |
457 | | error ) != 1 ) |
458 | | { |
459 | | libcerror_error_set( |
460 | | error, |
461 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
462 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
463 | | "%s: unable to start timing.", |
464 | | function ); |
465 | | |
466 | | goto on_error; |
467 | | } |
468 | | } |
469 | | #endif /* defined( HAVE_PROFILER ) */ |
470 | | |
471 | 1.82k | result = libfcache_cache_get_value_by_identifier( |
472 | 1.82k | file_system_btree->node_cache, |
473 | 1.82k | 0, |
474 | 1.82k | (off64_t) root_node_block_number, |
475 | 1.82k | 0, |
476 | 1.82k | &cache_value, |
477 | 1.82k | error ); |
478 | | |
479 | 1.82k | if( result == -1 ) |
480 | 0 | { |
481 | 0 | libcerror_error_set( |
482 | 0 | error, |
483 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
484 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
485 | 0 | "%s: unable to retrieve value from cache.", |
486 | 0 | function ); |
487 | |
|
488 | 0 | goto on_error; |
489 | 0 | } |
490 | 1.82k | else if( result == 0 ) |
491 | 1.18k | { |
492 | 1.18k | if( libfdata_vector_get_element_value_by_index( |
493 | 1.18k | file_system_btree->data_block_vector, |
494 | 1.18k | (intptr_t *) file_io_handle, |
495 | 1.18k | (libfdata_cache_t *) file_system_btree->data_block_cache, |
496 | 1.18k | (int) root_node_block_number, |
497 | 1.18k | (intptr_t **) &data_block, |
498 | 1.18k | 0, |
499 | 1.18k | error ) != 1 ) |
500 | 31 | { |
501 | 31 | libcerror_error_set( |
502 | 31 | error, |
503 | 31 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
504 | 31 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
505 | 31 | "%s: unable to retrieve data block: %" PRIu64 ".", |
506 | 31 | function, |
507 | 31 | root_node_block_number ); |
508 | | |
509 | 31 | goto on_error; |
510 | 31 | } |
511 | 1.15k | if( data_block == NULL ) |
512 | 0 | { |
513 | 0 | libcerror_error_set( |
514 | 0 | error, |
515 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
516 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
517 | 0 | "%s: invalid data block: %" PRIu64 ".", |
518 | 0 | function, |
519 | 0 | root_node_block_number ); |
520 | |
|
521 | 0 | goto on_error; |
522 | 0 | } |
523 | 1.15k | if( libfsapfs_btree_node_initialize( |
524 | 1.15k | &node, |
525 | 1.15k | error ) != 1 ) |
526 | 0 | { |
527 | 0 | libcerror_error_set( |
528 | 0 | error, |
529 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
530 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
531 | 0 | "%s: unable to create B-tree node.", |
532 | 0 | function ); |
533 | |
|
534 | 0 | goto on_error; |
535 | 0 | } |
536 | 1.15k | if( libfsapfs_btree_node_read_data( |
537 | 1.15k | node, |
538 | 1.15k | data_block->data, |
539 | 1.15k | data_block->data_size, |
540 | 1.15k | error ) != 1 ) |
541 | 5 | { |
542 | 5 | libcerror_error_set( |
543 | 5 | error, |
544 | 5 | LIBCERROR_ERROR_DOMAIN_IO, |
545 | 5 | LIBCERROR_IO_ERROR_READ_FAILED, |
546 | 5 | "%s: unable to read B-tree node.", |
547 | 5 | function ); |
548 | | |
549 | 5 | goto on_error; |
550 | 5 | } |
551 | 1.14k | if( node->object_type == 0x00000000UL ) |
552 | 1 | { |
553 | 1 | if( libfsapfs_btree_node_free( |
554 | 1 | &node, |
555 | 1 | error ) != 1 ) |
556 | 0 | { |
557 | 0 | libcerror_error_set( |
558 | 0 | error, |
559 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
560 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
561 | 0 | "%s: unable to free node.", |
562 | 0 | function ); |
563 | |
|
564 | 0 | goto on_error; |
565 | 0 | } |
566 | 1 | return( 0 ); |
567 | 1 | } |
568 | 1.14k | if( ( node->object_type != 0x00000002UL ) |
569 | 23 | && ( node->object_type != 0x10000002UL ) ) |
570 | 19 | { |
571 | 19 | libcerror_error_set( |
572 | 19 | error, |
573 | 19 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
574 | 19 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
575 | 19 | "%s: invalid object type: 0x%08" PRIx32 ".", |
576 | 19 | function, |
577 | 19 | node->object_type ); |
578 | | |
579 | 19 | goto on_error; |
580 | 19 | } |
581 | 1.12k | if( node->object_subtype != 0x0000000eUL ) |
582 | 46 | { |
583 | 46 | libcerror_error_set( |
584 | 46 | error, |
585 | 46 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
586 | 46 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
587 | 46 | "%s: invalid object subtype: 0x%08" PRIx32 ".", |
588 | 46 | function, |
589 | 46 | node->object_subtype ); |
590 | | |
591 | 46 | goto on_error; |
592 | 46 | } |
593 | 1.08k | if( ( ( node->node_header->flags & 0x0001 ) == 0 ) |
594 | 1.08k | || ( ( node->node_header->flags & 0x0004 ) != 0 ) ) |
595 | 2 | { |
596 | 2 | libcerror_error_set( |
597 | 2 | error, |
598 | 2 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
599 | 2 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
600 | 2 | "%s: unsupported flags: 0x%04" PRIx16 ".", |
601 | 2 | function, |
602 | 2 | node->node_header->flags ); |
603 | | |
604 | 2 | goto on_error; |
605 | 2 | } |
606 | 1.08k | if( node->footer->node_size != 4096 ) |
607 | 45 | { |
608 | 45 | libcerror_error_set( |
609 | 45 | error, |
610 | 45 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
611 | 45 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
612 | 45 | "%s: invalid node size value out of bounds.", |
613 | 45 | function ); |
614 | | |
615 | 45 | goto on_error; |
616 | 45 | } |
617 | 1.03k | if( node->footer->key_size != 0 ) |
618 | 5 | { |
619 | 5 | libcerror_error_set( |
620 | 5 | error, |
621 | 5 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
622 | 5 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
623 | 5 | "%s: invalid key size value out of bounds.", |
624 | 5 | function ); |
625 | | |
626 | 5 | goto on_error; |
627 | 5 | } |
628 | 1.03k | if( node->footer->value_size != 0 ) |
629 | 38 | { |
630 | 38 | libcerror_error_set( |
631 | 38 | error, |
632 | 38 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
633 | 38 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
634 | 38 | "%s: invalid value size value out of bounds.", |
635 | 38 | function ); |
636 | | |
637 | 38 | goto on_error; |
638 | 38 | } |
639 | 992 | if( libfcache_cache_set_value_by_identifier( |
640 | 992 | file_system_btree->node_cache, |
641 | 992 | 0, |
642 | 992 | (off64_t) root_node_block_number, |
643 | 992 | 0, |
644 | 992 | (intptr_t *) node, |
645 | 992 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_btree_node_free, |
646 | 992 | LIBFCACHE_CACHE_VALUE_FLAG_MANAGED, |
647 | 992 | error ) != 1 ) |
648 | 0 | { |
649 | 0 | libcerror_error_set( |
650 | 0 | error, |
651 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
652 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
653 | 0 | "%s: unable to set value in cache.", |
654 | 0 | function ); |
655 | |
|
656 | 0 | goto on_error; |
657 | 0 | } |
658 | 992 | node = NULL; |
659 | | |
660 | 992 | if( libfcache_cache_get_value_by_identifier( |
661 | 992 | file_system_btree->node_cache, |
662 | 992 | 0, |
663 | 992 | (off64_t) root_node_block_number, |
664 | 992 | 0, |
665 | 992 | &cache_value, |
666 | 992 | error ) != 1 ) |
667 | 0 | { |
668 | 0 | libcerror_error_set( |
669 | 0 | error, |
670 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
671 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
672 | 0 | "%s: unable to retrieve value from cache.", |
673 | 0 | function ); |
674 | |
|
675 | 0 | goto on_error; |
676 | 0 | } |
677 | 992 | } |
678 | | #if defined( HAVE_PROFILER ) |
679 | | if( file_system_btree->io_handle->profiler != NULL ) |
680 | | { |
681 | | if( libfsapfs_profiler_stop_timing( |
682 | | file_system_btree->io_handle->profiler, |
683 | | profiler_start_timestamp, |
684 | | function, |
685 | | root_node_block_number * file_system_btree->io_handle->block_size, |
686 | | file_system_btree->io_handle->block_size, |
687 | | error ) != 1 ) |
688 | | { |
689 | | libcerror_error_set( |
690 | | error, |
691 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
692 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
693 | | "%s: unable to stop timing.", |
694 | | function ); |
695 | | |
696 | | goto on_error; |
697 | | } |
698 | | } |
699 | | #endif /* defined( HAVE_PROFILER ) */ |
700 | | |
701 | 1.62k | if( libfcache_cache_value_get_value( |
702 | 1.62k | cache_value, |
703 | 1.62k | (intptr_t **) root_node, |
704 | 1.62k | error ) != 1 ) |
705 | 0 | { |
706 | 0 | libcerror_error_set( |
707 | 0 | error, |
708 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
709 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
710 | 0 | "%s: unable to retrieve root node.", |
711 | 0 | function ); |
712 | |
|
713 | 0 | goto on_error; |
714 | 0 | } |
715 | 1.62k | return( 1 ); |
716 | | |
717 | 191 | on_error: |
718 | 191 | if( node != NULL ) |
719 | 160 | { |
720 | 160 | libfsapfs_btree_node_free( |
721 | 160 | &node, |
722 | 160 | NULL ); |
723 | 160 | } |
724 | 191 | return( -1 ); |
725 | 1.62k | } |
726 | | |
727 | | /* Retrieves a file system B-tree sub node |
728 | | * Returns 1 if successful or -1 on error |
729 | | */ |
730 | | int libfsapfs_file_system_btree_get_sub_node( |
731 | | libfsapfs_file_system_btree_t *file_system_btree, |
732 | | libbfio_handle_t *file_io_handle, |
733 | | uint64_t sub_node_block_number, |
734 | | libfsapfs_btree_node_t **sub_node, |
735 | | libcerror_error_t **error ) |
736 | 615 | { |
737 | 615 | libfcache_cache_value_t *cache_value = NULL; |
738 | 615 | libfsapfs_btree_node_t *node = NULL; |
739 | 615 | libfsapfs_data_block_t *data_block = NULL; |
740 | 615 | static char *function = "libfsapfs_file_system_btree_get_sub_node"; |
741 | 615 | int result = 0; |
742 | | |
743 | | #if defined( HAVE_PROFILER ) |
744 | | int64_t profiler_start_timestamp = 0; |
745 | | #endif |
746 | | |
747 | 615 | if( file_system_btree == NULL ) |
748 | 0 | { |
749 | 0 | libcerror_error_set( |
750 | 0 | error, |
751 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
752 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
753 | 0 | "%s: invalid file system B-tree.", |
754 | 0 | function ); |
755 | |
|
756 | 0 | return( -1 ); |
757 | 0 | } |
758 | 615 | if( file_system_btree->io_handle == NULL ) |
759 | 0 | { |
760 | 0 | libcerror_error_set( |
761 | 0 | error, |
762 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
763 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
764 | 0 | "%s: invalid file system B-tree entry - missing IO handle.", |
765 | 0 | function ); |
766 | |
|
767 | 0 | return( -1 ); |
768 | 0 | } |
769 | 615 | if( sub_node_block_number > (uint64_t) INT_MAX ) |
770 | 45 | { |
771 | 45 | libcerror_error_set( |
772 | 45 | error, |
773 | 45 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
774 | 45 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
775 | 45 | "%s: invalid sub node block number value out of bounds.", |
776 | 45 | function ); |
777 | | |
778 | 45 | return( -1 ); |
779 | 45 | } |
780 | 570 | if( sub_node == NULL ) |
781 | 0 | { |
782 | 0 | libcerror_error_set( |
783 | 0 | error, |
784 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
785 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
786 | 0 | "%s: invalid sub node.", |
787 | 0 | function ); |
788 | |
|
789 | 0 | return( -1 ); |
790 | 0 | } |
791 | | #if defined( HAVE_PROFILER ) |
792 | | if( file_system_btree->io_handle->profiler != NULL ) |
793 | | { |
794 | | if( libfsapfs_profiler_start_timing( |
795 | | file_system_btree->io_handle->profiler, |
796 | | &profiler_start_timestamp, |
797 | | error ) != 1 ) |
798 | | { |
799 | | libcerror_error_set( |
800 | | error, |
801 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
802 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
803 | | "%s: unable to start timing.", |
804 | | function ); |
805 | | |
806 | | goto on_error; |
807 | | } |
808 | | } |
809 | | #endif /* defined( HAVE_PROFILER ) */ |
810 | | |
811 | 570 | result = libfcache_cache_get_value_by_identifier( |
812 | 570 | file_system_btree->node_cache, |
813 | 570 | 0, |
814 | 570 | (off64_t) sub_node_block_number, |
815 | 570 | 0, |
816 | 570 | &cache_value, |
817 | 570 | error ); |
818 | | |
819 | 570 | if( result == -1 ) |
820 | 0 | { |
821 | 0 | libcerror_error_set( |
822 | 0 | error, |
823 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
824 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
825 | 0 | "%s: unable to retrieve value from cache.", |
826 | 0 | function ); |
827 | |
|
828 | 0 | goto on_error; |
829 | 0 | } |
830 | 570 | else if( result == 0 ) |
831 | 56 | { |
832 | 56 | if( libfdata_vector_get_element_value_by_index( |
833 | 56 | file_system_btree->data_block_vector, |
834 | 56 | (intptr_t *) file_io_handle, |
835 | 56 | (libfdata_cache_t *) file_system_btree->data_block_cache, |
836 | 56 | (int) sub_node_block_number, |
837 | 56 | (intptr_t **) &data_block, |
838 | 56 | 0, |
839 | 56 | error ) != 1 ) |
840 | 9 | { |
841 | 9 | libcerror_error_set( |
842 | 9 | error, |
843 | 9 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
844 | 9 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
845 | 9 | "%s: unable to retrieve data block: %" PRIu64 ".", |
846 | 9 | function, |
847 | 9 | sub_node_block_number ); |
848 | | |
849 | 9 | goto on_error; |
850 | 9 | } |
851 | 47 | if( data_block == NULL ) |
852 | 0 | { |
853 | 0 | libcerror_error_set( |
854 | 0 | error, |
855 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
856 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
857 | 0 | "%s: invalid data block: %" PRIu64 ".", |
858 | 0 | function, |
859 | 0 | sub_node_block_number ); |
860 | |
|
861 | 0 | goto on_error; |
862 | 0 | } |
863 | 47 | if( libfsapfs_btree_node_initialize( |
864 | 47 | &node, |
865 | 47 | error ) != 1 ) |
866 | 0 | { |
867 | 0 | libcerror_error_set( |
868 | 0 | error, |
869 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
870 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
871 | 0 | "%s: unable to create B-tree node.", |
872 | 0 | function ); |
873 | |
|
874 | 0 | goto on_error; |
875 | 0 | } |
876 | 47 | if( libfsapfs_btree_node_read_data( |
877 | 47 | node, |
878 | 47 | data_block->data, |
879 | 47 | data_block->data_size, |
880 | 47 | error ) != 1 ) |
881 | 2 | { |
882 | 2 | libcerror_error_set( |
883 | 2 | error, |
884 | 2 | LIBCERROR_ERROR_DOMAIN_IO, |
885 | 2 | LIBCERROR_IO_ERROR_READ_FAILED, |
886 | 2 | "%s: unable to read B-tree node.", |
887 | 2 | function ); |
888 | | |
889 | 2 | goto on_error; |
890 | 2 | } |
891 | 45 | if( ( node->object_type != 0x00000003UL ) |
892 | 25 | && ( node->object_type != 0x10000003UL ) ) |
893 | 18 | { |
894 | 18 | libcerror_error_set( |
895 | 18 | error, |
896 | 18 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
897 | 18 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
898 | 18 | "%s: invalid object type: 0x%08" PRIx32 ".", |
899 | 18 | function, |
900 | 18 | node->object_type ); |
901 | | |
902 | 18 | goto on_error; |
903 | 18 | } |
904 | 27 | if( node->object_subtype != 0x0000000eUL ) |
905 | 23 | { |
906 | 23 | libcerror_error_set( |
907 | 23 | error, |
908 | 23 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
909 | 23 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
910 | 23 | "%s: invalid object subtype: 0x%08" PRIx32 ".", |
911 | 23 | function, |
912 | 23 | node->object_subtype ); |
913 | | |
914 | 23 | goto on_error; |
915 | 23 | } |
916 | 4 | if( ( ( node->node_header->flags & 0x0001 ) != 0 ) |
917 | 3 | || ( ( node->node_header->flags & 0x0004 ) != 0 ) ) |
918 | 2 | { |
919 | 2 | libcerror_error_set( |
920 | 2 | error, |
921 | 2 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
922 | 2 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
923 | 2 | "%s: unsupported flags: 0x%04" PRIx16 ".", |
924 | 2 | function, |
925 | 2 | node->node_header->flags ); |
926 | | |
927 | 2 | goto on_error; |
928 | 2 | } |
929 | 2 | if( libfcache_cache_set_value_by_identifier( |
930 | 2 | file_system_btree->node_cache, |
931 | 2 | 0, |
932 | 2 | (off64_t) sub_node_block_number, |
933 | 2 | 0, |
934 | 2 | (intptr_t *) node, |
935 | 2 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_btree_node_free, |
936 | 2 | LIBFCACHE_CACHE_VALUE_FLAG_MANAGED, |
937 | 2 | error ) != 1 ) |
938 | 0 | { |
939 | 0 | libcerror_error_set( |
940 | 0 | error, |
941 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
942 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
943 | 0 | "%s: unable to set value in cache.", |
944 | 0 | function ); |
945 | |
|
946 | 0 | goto on_error; |
947 | 0 | } |
948 | 2 | node = NULL; |
949 | | |
950 | 2 | if( libfcache_cache_get_value_by_identifier( |
951 | 2 | file_system_btree->node_cache, |
952 | 2 | 0, |
953 | 2 | (off64_t) sub_node_block_number, |
954 | 2 | 0, |
955 | 2 | &cache_value, |
956 | 2 | error ) != 1 ) |
957 | 0 | { |
958 | 0 | libcerror_error_set( |
959 | 0 | error, |
960 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
961 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
962 | 0 | "%s: unable to retrieve value from cache.", |
963 | 0 | function ); |
964 | |
|
965 | 0 | goto on_error; |
966 | 0 | } |
967 | 2 | } |
968 | | #if defined( HAVE_PROFILER ) |
969 | | if( file_system_btree->io_handle->profiler != NULL ) |
970 | | { |
971 | | if( libfsapfs_profiler_stop_timing( |
972 | | file_system_btree->io_handle->profiler, |
973 | | profiler_start_timestamp, |
974 | | function, |
975 | | sub_node_block_number * file_system_btree->io_handle->block_size, |
976 | | file_system_btree->io_handle->block_size, |
977 | | error ) != 1 ) |
978 | | { |
979 | | libcerror_error_set( |
980 | | error, |
981 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
982 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
983 | | "%s: unable to stop timing.", |
984 | | function ); |
985 | | |
986 | | goto on_error; |
987 | | } |
988 | | } |
989 | | #endif /* defined( HAVE_PROFILER ) */ |
990 | | |
991 | 516 | if( libfcache_cache_value_get_value( |
992 | 516 | cache_value, |
993 | 516 | (intptr_t **) sub_node, |
994 | 516 | error ) != 1 ) |
995 | 0 | { |
996 | 0 | libcerror_error_set( |
997 | 0 | error, |
998 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
999 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1000 | 0 | "%s: unable to retrieve sub node.", |
1001 | 0 | function ); |
1002 | |
|
1003 | 0 | goto on_error; |
1004 | 0 | } |
1005 | 516 | return( 1 ); |
1006 | | |
1007 | 54 | on_error: |
1008 | 54 | if( node != NULL ) |
1009 | 45 | { |
1010 | 45 | libfsapfs_btree_node_free( |
1011 | 45 | &node, |
1012 | 45 | NULL ); |
1013 | 45 | } |
1014 | 54 | return( -1 ); |
1015 | 516 | } |
1016 | | |
1017 | | /* Retrieves an entry for a specific identifier from the file system B-tree node |
1018 | | * Returns 1 if successful, 0 if not found or -1 on error |
1019 | | */ |
1020 | | int libfsapfs_file_system_btree_get_entry_from_node_by_identifier( |
1021 | | libfsapfs_file_system_btree_t *file_system_btree, |
1022 | | libfsapfs_btree_node_t *node, |
1023 | | uint64_t identifier, |
1024 | | uint8_t data_type, |
1025 | | libfsapfs_btree_entry_t **btree_entry, |
1026 | | libcerror_error_t **error ) |
1027 | 373 | { |
1028 | 373 | libfsapfs_btree_entry_t *entry = NULL; |
1029 | 373 | libfsapfs_btree_entry_t *previous_entry = NULL; |
1030 | 373 | static char *function = "libfsapfs_file_system_btree_get_entry_from_node_by_identifier"; |
1031 | 373 | uint64_t file_system_identifier = 0; |
1032 | 373 | uint64_t lookup_identifier = 0; |
1033 | 373 | uint8_t file_system_data_type = 0; |
1034 | 373 | int btree_entry_index = 0; |
1035 | 373 | int is_leaf_node = 0; |
1036 | 373 | int number_of_entries = 0; |
1037 | | |
1038 | 373 | if( file_system_btree == NULL ) |
1039 | 0 | { |
1040 | 0 | libcerror_error_set( |
1041 | 0 | error, |
1042 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1043 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1044 | 0 | "%s: invalid file system B-tree.", |
1045 | 0 | function ); |
1046 | |
|
1047 | 0 | return( -1 ); |
1048 | 0 | } |
1049 | 373 | if( node == NULL ) |
1050 | 0 | { |
1051 | 0 | libcerror_error_set( |
1052 | 0 | error, |
1053 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1054 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1055 | 0 | "%s: invalid node.", |
1056 | 0 | function ); |
1057 | |
|
1058 | 0 | return( -1 ); |
1059 | 0 | } |
1060 | 373 | if( btree_entry == NULL ) |
1061 | 0 | { |
1062 | 0 | libcerror_error_set( |
1063 | 0 | error, |
1064 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1065 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1066 | 0 | "%s: invalid B-tree entry.", |
1067 | 0 | function ); |
1068 | |
|
1069 | 0 | return( -1 ); |
1070 | 0 | } |
1071 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1072 | | if( libcnotify_verbose != 0 ) |
1073 | | { |
1074 | | libcnotify_printf( |
1075 | | "%s: retrieving B-tree entry identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
1076 | | function, |
1077 | | identifier, |
1078 | | data_type, |
1079 | | libfsapfs_debug_print_file_system_data_type( |
1080 | | data_type ) ); |
1081 | | } |
1082 | | #endif |
1083 | 373 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
1084 | 373 | node, |
1085 | 373 | error ); |
1086 | | |
1087 | 373 | if( is_leaf_node == -1 ) |
1088 | 0 | { |
1089 | 0 | libcerror_error_set( |
1090 | 0 | error, |
1091 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1092 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1093 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
1094 | 0 | function ); |
1095 | |
|
1096 | 0 | return( -1 ); |
1097 | 0 | } |
1098 | 373 | if( libfsapfs_btree_node_get_number_of_entries( |
1099 | 373 | node, |
1100 | 373 | &number_of_entries, |
1101 | 373 | error ) != 1 ) |
1102 | 0 | { |
1103 | 0 | libcerror_error_set( |
1104 | 0 | error, |
1105 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1106 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1107 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1108 | 0 | function ); |
1109 | |
|
1110 | 0 | return( -1 ); |
1111 | 0 | } |
1112 | 373 | lookup_identifier = ( (uint64_t) data_type << 60 ) | identifier; |
1113 | | |
1114 | 373 | for( btree_entry_index = 0; |
1115 | 7.18k | btree_entry_index < number_of_entries; |
1116 | 6.80k | btree_entry_index++ ) |
1117 | 7.15k | { |
1118 | 7.15k | if( libfsapfs_btree_node_get_entry_by_index( |
1119 | 7.15k | node, |
1120 | 7.15k | btree_entry_index, |
1121 | 7.15k | &entry, |
1122 | 7.15k | error ) != 1 ) |
1123 | 0 | { |
1124 | 0 | libcerror_error_set( |
1125 | 0 | error, |
1126 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1127 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1128 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1129 | 0 | function ); |
1130 | |
|
1131 | 0 | return( -1 ); |
1132 | 0 | } |
1133 | 7.15k | if( entry == NULL ) |
1134 | 0 | { |
1135 | 0 | libcerror_error_set( |
1136 | 0 | error, |
1137 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1138 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1139 | 0 | "%s: invalid B-tree entry: %d.", |
1140 | 0 | function, |
1141 | 0 | btree_entry_index ); |
1142 | |
|
1143 | 0 | return( -1 ); |
1144 | 0 | } |
1145 | 7.15k | if( entry->key_data == NULL ) |
1146 | 10 | { |
1147 | 10 | libcerror_error_set( |
1148 | 10 | error, |
1149 | 10 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1150 | 10 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1151 | 10 | "%s: invalid B-tree entry: %d - missing key data.", |
1152 | 10 | function, |
1153 | 10 | btree_entry_index ); |
1154 | | |
1155 | 10 | return( -1 ); |
1156 | 10 | } |
1157 | 7.14k | if( entry->key_data_size < 8 ) |
1158 | 4 | { |
1159 | 4 | libcerror_error_set( |
1160 | 4 | error, |
1161 | 4 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1162 | 4 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1163 | 4 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
1164 | 4 | function, |
1165 | 4 | btree_entry_index ); |
1166 | | |
1167 | 4 | return( -1 ); |
1168 | 4 | } |
1169 | 7.14k | byte_stream_copy_to_uint64_little_endian( |
1170 | 7.14k | entry->key_data, |
1171 | 7.14k | file_system_identifier ); |
1172 | | |
1173 | 7.14k | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
1174 | | |
1175 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1176 | | if( libcnotify_verbose != 0 ) |
1177 | | { |
1178 | | libcnotify_printf( |
1179 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
1180 | | function, |
1181 | | btree_entry_index, |
1182 | | file_system_identifier & 0x0fffffffffffffffUL, |
1183 | | file_system_data_type, |
1184 | | libfsapfs_debug_print_file_system_data_type( |
1185 | | file_system_data_type ) ); |
1186 | | } |
1187 | | #endif |
1188 | 7.14k | if( is_leaf_node != 0 ) |
1189 | 7.14k | { |
1190 | 7.14k | if( file_system_identifier == lookup_identifier ) |
1191 | 335 | { |
1192 | 335 | *btree_entry = entry; |
1193 | | |
1194 | 335 | return( 1 ); |
1195 | 335 | } |
1196 | 7.14k | } |
1197 | 0 | else |
1198 | 0 | { |
1199 | 0 | file_system_identifier &= 0x0fffffffffffffffUL; |
1200 | |
|
1201 | 0 | if( file_system_identifier >= identifier ) |
1202 | 0 | { |
1203 | 0 | if( ( previous_entry == NULL ) |
1204 | 0 | || ( ( file_system_identifier == identifier ) |
1205 | 0 | && ( file_system_data_type <= data_type ) ) ) |
1206 | 0 | { |
1207 | 0 | previous_entry = entry; |
1208 | 0 | } |
1209 | 0 | *btree_entry = previous_entry; |
1210 | |
|
1211 | 0 | return( 1 ); |
1212 | 0 | } |
1213 | 0 | previous_entry = entry; |
1214 | 0 | } |
1215 | 7.14k | } |
1216 | 24 | if( is_leaf_node == 0 ) |
1217 | 0 | { |
1218 | 0 | *btree_entry = previous_entry; |
1219 | |
|
1220 | 0 | return( 1 ); |
1221 | 0 | } |
1222 | 24 | return( 0 ); |
1223 | 24 | } |
1224 | | |
1225 | | /* Retrieves an entry for a specific identifier from the file system B-tree |
1226 | | * Returns 1 if successful, 0 if not found or -1 on error |
1227 | | */ |
1228 | | int libfsapfs_file_system_btree_get_entry_by_identifier( |
1229 | | libfsapfs_file_system_btree_t *file_system_btree, |
1230 | | libbfio_handle_t *file_io_handle, |
1231 | | uint64_t identifier, |
1232 | | uint8_t data_type, |
1233 | | uint64_t transaction_identifier, |
1234 | | libfsapfs_btree_node_t **btree_node, |
1235 | | libfsapfs_btree_entry_t **btree_entry, |
1236 | | libcerror_error_t **error ) |
1237 | 373 | { |
1238 | 373 | libfsapfs_btree_entry_t *entry = NULL; |
1239 | 373 | libfsapfs_btree_node_t *node = NULL; |
1240 | 373 | static char *function = "libfsapfs_file_system_btree_get_entry_by_identifier"; |
1241 | 373 | uint64_t sub_node_block_number = 0; |
1242 | 373 | int is_leaf_node = 0; |
1243 | 373 | int recursion_depth = 0; |
1244 | 373 | int result = 0; |
1245 | | |
1246 | 373 | if( file_system_btree == NULL ) |
1247 | 0 | { |
1248 | 0 | libcerror_error_set( |
1249 | 0 | error, |
1250 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1251 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1252 | 0 | "%s: invalid file system B-tree.", |
1253 | 0 | function ); |
1254 | |
|
1255 | 0 | return( -1 ); |
1256 | 0 | } |
1257 | 373 | if( btree_node == NULL ) |
1258 | 0 | { |
1259 | 0 | libcerror_error_set( |
1260 | 0 | error, |
1261 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1262 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1263 | 0 | "%s: invalid B-tree node.", |
1264 | 0 | function ); |
1265 | |
|
1266 | 0 | return( -1 ); |
1267 | 0 | } |
1268 | 373 | if( btree_entry == NULL ) |
1269 | 0 | { |
1270 | 0 | libcerror_error_set( |
1271 | 0 | error, |
1272 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1273 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1274 | 0 | "%s: invalid B-tree entry.", |
1275 | 0 | function ); |
1276 | |
|
1277 | 0 | return( -1 ); |
1278 | 0 | } |
1279 | 373 | result = libfsapfs_file_system_btree_get_root_node( |
1280 | 373 | file_system_btree, |
1281 | 373 | file_io_handle, |
1282 | 373 | file_system_btree->root_node_block_number, |
1283 | 373 | &node, |
1284 | 373 | error ); |
1285 | | |
1286 | 373 | if( result == -1 ) |
1287 | 0 | { |
1288 | 0 | libcerror_error_set( |
1289 | 0 | error, |
1290 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1291 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1292 | 0 | "%s: unable to retrieve B-tree root node.", |
1293 | 0 | function ); |
1294 | |
|
1295 | 0 | return( -1 ); |
1296 | 0 | } |
1297 | 373 | else if( result == 0 ) |
1298 | 0 | { |
1299 | 0 | return( 0 ); |
1300 | 0 | } |
1301 | 373 | do |
1302 | 373 | { |
1303 | 373 | if( ( recursion_depth < 0 ) |
1304 | 373 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
1305 | 0 | { |
1306 | 0 | libcerror_error_set( |
1307 | 0 | error, |
1308 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1309 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1310 | 0 | "%s: invalid recursion depth value out of bounds.", |
1311 | 0 | function ); |
1312 | |
|
1313 | 0 | return( -1 ); |
1314 | 0 | } |
1315 | 373 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
1316 | 373 | node, |
1317 | 373 | error ); |
1318 | | |
1319 | 373 | if( is_leaf_node == -1 ) |
1320 | 0 | { |
1321 | 0 | libcerror_error_set( |
1322 | 0 | error, |
1323 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1324 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1325 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
1326 | 0 | function ); |
1327 | |
|
1328 | 0 | return( -1 ); |
1329 | 0 | } |
1330 | 373 | result = libfsapfs_file_system_btree_get_entry_from_node_by_identifier( |
1331 | 373 | file_system_btree, |
1332 | 373 | node, |
1333 | 373 | identifier, |
1334 | 373 | data_type, |
1335 | 373 | &entry, |
1336 | 373 | error ); |
1337 | | |
1338 | 373 | if( result == -1 ) |
1339 | 14 | { |
1340 | 14 | libcerror_error_set( |
1341 | 14 | error, |
1342 | 14 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1343 | 14 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1344 | 14 | "%s: unable to retrieve entry from B-tree node.", |
1345 | 14 | function ); |
1346 | | |
1347 | 14 | return( -1 ); |
1348 | 14 | } |
1349 | 359 | else if( result == 0 ) |
1350 | 24 | { |
1351 | 24 | break; |
1352 | 24 | } |
1353 | 335 | if( is_leaf_node != 0 ) |
1354 | 335 | { |
1355 | 335 | *btree_node = node; |
1356 | 335 | *btree_entry = entry; |
1357 | | |
1358 | 335 | return( 1 ); |
1359 | 335 | } |
1360 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
1361 | 0 | file_system_btree, |
1362 | 0 | file_io_handle, |
1363 | 0 | entry, |
1364 | 0 | transaction_identifier, |
1365 | 0 | &sub_node_block_number, |
1366 | 0 | error ) != 1 ) |
1367 | 0 | { |
1368 | 0 | libcerror_error_set( |
1369 | 0 | error, |
1370 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1371 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1372 | 0 | "%s: unable to determine sub node block number.", |
1373 | 0 | function ); |
1374 | |
|
1375 | 0 | return( -1 ); |
1376 | 0 | } |
1377 | 0 | node = NULL; |
1378 | |
|
1379 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
1380 | 0 | file_system_btree, |
1381 | 0 | file_io_handle, |
1382 | 0 | sub_node_block_number, |
1383 | 0 | &node, |
1384 | 0 | error ) != 1 ) |
1385 | 0 | { |
1386 | 0 | libcerror_error_set( |
1387 | 0 | error, |
1388 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1389 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1390 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
1391 | 0 | function, |
1392 | 0 | sub_node_block_number ); |
1393 | |
|
1394 | 0 | return( -1 ); |
1395 | 0 | } |
1396 | 0 | recursion_depth++; |
1397 | 0 | } |
1398 | 373 | while( is_leaf_node == 0 ); |
1399 | | |
1400 | 24 | return( 0 ); |
1401 | 373 | } |
1402 | | |
1403 | | /* Retrieves a directory record for an UTF-8 encoded name from the file system B-tree leaf node |
1404 | | * Returns 1 if successful, 0 if not found or -1 on error |
1405 | | */ |
1406 | | int libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf8_name( |
1407 | | libfsapfs_file_system_btree_t *file_system_btree, |
1408 | | libfsapfs_btree_node_t *node, |
1409 | | uint64_t parent_identifier, |
1410 | | const uint8_t *utf8_string, |
1411 | | size_t utf8_string_length, |
1412 | | uint32_t name_hash, |
1413 | | libfsapfs_directory_record_t **directory_record, |
1414 | | libcerror_error_t **error ) |
1415 | 1.22k | { |
1416 | 1.22k | libfsapfs_btree_entry_t *entry = NULL; |
1417 | 1.22k | libfsapfs_directory_record_t *safe_directory_record = NULL; |
1418 | 1.22k | static char *function = "libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf8_name"; |
1419 | 1.22k | uint64_t file_system_identifier = 0; |
1420 | 1.22k | uint64_t lookup_identifier = 0; |
1421 | 1.22k | int compare_result = 0; |
1422 | 1.22k | int entry_index = 0; |
1423 | 1.22k | int is_leaf_node = 0; |
1424 | 1.22k | int number_of_entries = 0; |
1425 | | |
1426 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1427 | | uint8_t file_system_data_type = 0; |
1428 | | #endif |
1429 | | |
1430 | 1.22k | if( file_system_btree == NULL ) |
1431 | 0 | { |
1432 | 0 | libcerror_error_set( |
1433 | 0 | error, |
1434 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1435 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1436 | 0 | "%s: invalid file system B-tree.", |
1437 | 0 | function ); |
1438 | |
|
1439 | 0 | return( -1 ); |
1440 | 0 | } |
1441 | 1.22k | if( directory_record == NULL ) |
1442 | 0 | { |
1443 | 0 | libcerror_error_set( |
1444 | 0 | error, |
1445 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1446 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1447 | 0 | "%s: invalid directory record.", |
1448 | 0 | function ); |
1449 | |
|
1450 | 0 | return( -1 ); |
1451 | 0 | } |
1452 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1453 | | if( libcnotify_verbose != 0 ) |
1454 | | { |
1455 | | libcnotify_printf( |
1456 | | "%s: retrieving directory record: %" PRIu64 "\n", |
1457 | | function, |
1458 | | parent_identifier ); |
1459 | | } |
1460 | | #endif |
1461 | 1.22k | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
1462 | 1.22k | node, |
1463 | 1.22k | error ); |
1464 | | |
1465 | 1.22k | if( is_leaf_node == -1 ) |
1466 | 0 | { |
1467 | 0 | libcerror_error_set( |
1468 | 0 | error, |
1469 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1470 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1471 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
1472 | 0 | function ); |
1473 | |
|
1474 | 0 | goto on_error; |
1475 | 0 | } |
1476 | 1.22k | else if( is_leaf_node == 0 ) |
1477 | 0 | { |
1478 | 0 | libcerror_error_set( |
1479 | 0 | error, |
1480 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1481 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1482 | 0 | "%s: invalid node - not a leaf node.", |
1483 | 0 | function ); |
1484 | |
|
1485 | 0 | goto on_error; |
1486 | 0 | } |
1487 | 1.22k | if( libfsapfs_btree_node_get_number_of_entries( |
1488 | 1.22k | node, |
1489 | 1.22k | &number_of_entries, |
1490 | 1.22k | error ) != 1 ) |
1491 | 0 | { |
1492 | 0 | libcerror_error_set( |
1493 | 0 | error, |
1494 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1495 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1496 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1497 | 0 | function ); |
1498 | |
|
1499 | 0 | goto on_error; |
1500 | 0 | } |
1501 | 1.22k | lookup_identifier = ( (uint64_t) LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD << 60 ) | parent_identifier; |
1502 | | |
1503 | 1.22k | for( entry_index = 0; |
1504 | 14.4k | entry_index < number_of_entries; |
1505 | 13.2k | entry_index++ ) |
1506 | 14.2k | { |
1507 | 14.2k | if( libfsapfs_btree_node_get_entry_by_index( |
1508 | 14.2k | node, |
1509 | 14.2k | entry_index, |
1510 | 14.2k | &entry, |
1511 | 14.2k | error ) != 1 ) |
1512 | 0 | { |
1513 | 0 | libcerror_error_set( |
1514 | 0 | error, |
1515 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1516 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1517 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1518 | 0 | function ); |
1519 | |
|
1520 | 0 | goto on_error; |
1521 | 0 | } |
1522 | 14.2k | if( entry == NULL ) |
1523 | 0 | { |
1524 | 0 | libcerror_error_set( |
1525 | 0 | error, |
1526 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1527 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1528 | 0 | "%s: invalid B-tree entry: %d.", |
1529 | 0 | function, |
1530 | 0 | entry_index ); |
1531 | |
|
1532 | 0 | goto on_error; |
1533 | 0 | } |
1534 | 14.2k | if( entry->key_data == NULL ) |
1535 | 22 | { |
1536 | 22 | libcerror_error_set( |
1537 | 22 | error, |
1538 | 22 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1539 | 22 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1540 | 22 | "%s: invalid B-tree entry: %d - missing key data.", |
1541 | 22 | function, |
1542 | 22 | entry_index ); |
1543 | | |
1544 | 22 | goto on_error; |
1545 | 22 | } |
1546 | 14.2k | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
1547 | 28 | { |
1548 | 28 | libcerror_error_set( |
1549 | 28 | error, |
1550 | 28 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1551 | 28 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1552 | 28 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
1553 | 28 | function, |
1554 | 28 | entry_index ); |
1555 | | |
1556 | 28 | goto on_error; |
1557 | 28 | } |
1558 | 14.2k | byte_stream_copy_to_uint64_little_endian( |
1559 | 14.2k | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
1560 | 14.2k | file_system_identifier ); |
1561 | | |
1562 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1563 | | if( libcnotify_verbose != 0 ) |
1564 | | { |
1565 | | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
1566 | | |
1567 | | libcnotify_printf( |
1568 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
1569 | | function, |
1570 | | entry_index, |
1571 | | file_system_identifier & 0x0fffffffffffffffUL, |
1572 | | file_system_data_type, |
1573 | | libfsapfs_debug_print_file_system_data_type( |
1574 | | file_system_data_type ) ); |
1575 | | } |
1576 | | #endif |
1577 | 14.2k | if( file_system_identifier == lookup_identifier ) |
1578 | 2.05k | { |
1579 | 2.05k | if( libfsapfs_directory_record_initialize( |
1580 | 2.05k | &safe_directory_record, |
1581 | 2.05k | error ) != 1 ) |
1582 | 0 | { |
1583 | 0 | libcerror_error_set( |
1584 | 0 | error, |
1585 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1586 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1587 | 0 | "%s: unable to create directory record.", |
1588 | 0 | function ); |
1589 | |
|
1590 | 0 | goto on_error; |
1591 | 0 | } |
1592 | 2.05k | if( libfsapfs_directory_record_read_key_data( |
1593 | 2.05k | safe_directory_record, |
1594 | 2.05k | entry->key_data, |
1595 | 2.05k | (size_t) entry->key_data_size, |
1596 | 2.05k | error ) != 1 ) |
1597 | 63 | { |
1598 | 63 | libcerror_error_set( |
1599 | 63 | error, |
1600 | 63 | LIBCERROR_ERROR_DOMAIN_IO, |
1601 | 63 | LIBCERROR_IO_ERROR_READ_FAILED, |
1602 | 63 | "%s: unable to read directory record key data.", |
1603 | 63 | function ); |
1604 | | |
1605 | 63 | goto on_error; |
1606 | 63 | } |
1607 | 1.99k | compare_result = libfsapfs_directory_record_compare_name_with_utf8_string( |
1608 | 1.99k | safe_directory_record, |
1609 | 1.99k | utf8_string, |
1610 | 1.99k | utf8_string_length, |
1611 | 1.99k | name_hash, |
1612 | 1.99k | file_system_btree->use_case_folding, |
1613 | 1.99k | error ); |
1614 | | |
1615 | 1.99k | if( compare_result == -1 ) |
1616 | 32 | { |
1617 | 32 | libcerror_error_set( |
1618 | 32 | error, |
1619 | 32 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1620 | 32 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
1621 | 32 | "%s: unable to compare UTF-8 string with name of directory record.", |
1622 | 32 | function ); |
1623 | | |
1624 | 32 | goto on_error; |
1625 | 32 | } |
1626 | 1.96k | else if( compare_result == LIBUNA_COMPARE_EQUAL ) |
1627 | 892 | { |
1628 | 892 | if( libfsapfs_directory_record_read_value_data( |
1629 | 892 | safe_directory_record, |
1630 | 892 | entry->value_data, |
1631 | 892 | (size_t) entry->value_data_size, |
1632 | 892 | error ) != 1 ) |
1633 | 59 | { |
1634 | 59 | libcerror_error_set( |
1635 | 59 | error, |
1636 | 59 | LIBCERROR_ERROR_DOMAIN_IO, |
1637 | 59 | LIBCERROR_IO_ERROR_READ_FAILED, |
1638 | 59 | "%s: unable to read directory record value data.", |
1639 | 59 | function ); |
1640 | | |
1641 | 59 | goto on_error; |
1642 | 59 | } |
1643 | 833 | *directory_record = safe_directory_record; |
1644 | | |
1645 | 833 | return( 1 ); |
1646 | 892 | } |
1647 | 1.07k | if( libfsapfs_directory_record_free( |
1648 | 1.07k | &safe_directory_record, |
1649 | 1.07k | error ) != 1 ) |
1650 | 0 | { |
1651 | 0 | libcerror_error_set( |
1652 | 0 | error, |
1653 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1654 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1655 | 0 | "%s: unable to free directory record.", |
1656 | 0 | function ); |
1657 | |
|
1658 | 0 | goto on_error; |
1659 | 0 | } |
1660 | 1.07k | } |
1661 | 14.2k | } |
1662 | 183 | return( 0 ); |
1663 | | |
1664 | 204 | on_error: |
1665 | 204 | if( safe_directory_record != NULL ) |
1666 | 154 | { |
1667 | 154 | libfsapfs_directory_record_free( |
1668 | 154 | &safe_directory_record, |
1669 | 154 | NULL ); |
1670 | 154 | } |
1671 | 204 | return( -1 ); |
1672 | 1.22k | } |
1673 | | |
1674 | | /* Retrieves a directory record for an UTF-8 encoded name from the file system B-tree branch node |
1675 | | * Returns 1 if successful, 0 if not found or -1 on error |
1676 | | */ |
1677 | | int libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf8_name( |
1678 | | libfsapfs_file_system_btree_t *file_system_btree, |
1679 | | libbfio_handle_t *file_io_handle, |
1680 | | libfsapfs_btree_node_t *node, |
1681 | | uint64_t parent_identifier, |
1682 | | const uint8_t *utf8_string, |
1683 | | size_t utf8_string_length, |
1684 | | uint32_t name_hash, |
1685 | | uint64_t transaction_identifier, |
1686 | | libfsapfs_directory_record_t **directory_record, |
1687 | | int recursion_depth, |
1688 | | libcerror_error_t **error ) |
1689 | 748 | { |
1690 | 748 | libfsapfs_btree_entry_t *entry = NULL; |
1691 | 748 | libfsapfs_btree_entry_t *previous_entry = NULL; |
1692 | 748 | libfsapfs_btree_node_t *sub_node = NULL; |
1693 | 748 | libfsapfs_directory_record_t *safe_directory_record = NULL; |
1694 | 748 | static char *function = "libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf8_name"; |
1695 | 748 | uint64_t file_system_identifier = 0; |
1696 | 748 | uint64_t sub_node_block_number = 0; |
1697 | 748 | uint8_t file_system_data_type = 0; |
1698 | 748 | int compare_result = 0; |
1699 | 748 | int entry_index = 0; |
1700 | 748 | int is_leaf_node = 0; |
1701 | 748 | int number_of_entries = 0; |
1702 | 748 | int result = 0; |
1703 | | |
1704 | 748 | if( file_system_btree == NULL ) |
1705 | 0 | { |
1706 | 0 | libcerror_error_set( |
1707 | 0 | error, |
1708 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1709 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1710 | 0 | "%s: invalid file system B-tree.", |
1711 | 0 | function ); |
1712 | |
|
1713 | 0 | return( -1 ); |
1714 | 0 | } |
1715 | 748 | if( node == NULL ) |
1716 | 0 | { |
1717 | 0 | libcerror_error_set( |
1718 | 0 | error, |
1719 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1720 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1721 | 0 | "%s: invalid node.", |
1722 | 0 | function ); |
1723 | |
|
1724 | 0 | return( -1 ); |
1725 | 0 | } |
1726 | 748 | if( directory_record == NULL ) |
1727 | 0 | { |
1728 | 0 | libcerror_error_set( |
1729 | 0 | error, |
1730 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1731 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1732 | 0 | "%s: invalid directory record.", |
1733 | 0 | function ); |
1734 | |
|
1735 | 0 | return( -1 ); |
1736 | 0 | } |
1737 | 748 | if( ( recursion_depth < 0 ) |
1738 | 748 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
1739 | 2 | { |
1740 | 2 | libcerror_error_set( |
1741 | 2 | error, |
1742 | 2 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1743 | 2 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1744 | 2 | "%s: invalid recursion depth value out of bounds.", |
1745 | 2 | function ); |
1746 | | |
1747 | 2 | return( -1 ); |
1748 | 2 | } |
1749 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1750 | | if( libcnotify_verbose != 0 ) |
1751 | | { |
1752 | | libcnotify_printf( |
1753 | | "%s: retrieving directory record: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
1754 | | function, |
1755 | | parent_identifier, |
1756 | | transaction_identifier ); |
1757 | | } |
1758 | | #endif |
1759 | 746 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
1760 | 746 | node, |
1761 | 746 | error ); |
1762 | | |
1763 | 746 | if( is_leaf_node == -1 ) |
1764 | 0 | { |
1765 | 0 | libcerror_error_set( |
1766 | 0 | error, |
1767 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1768 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1769 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
1770 | 0 | function ); |
1771 | |
|
1772 | 0 | goto on_error; |
1773 | 0 | } |
1774 | 746 | else if( is_leaf_node != 0 ) |
1775 | 0 | { |
1776 | 0 | libcerror_error_set( |
1777 | 0 | error, |
1778 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1779 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1780 | 0 | "%s: invalid node - not a branch node.", |
1781 | 0 | function ); |
1782 | |
|
1783 | 0 | goto on_error; |
1784 | 0 | } |
1785 | 746 | if( libfsapfs_btree_node_get_number_of_entries( |
1786 | 746 | node, |
1787 | 746 | &number_of_entries, |
1788 | 746 | error ) != 1 ) |
1789 | 0 | { |
1790 | 0 | libcerror_error_set( |
1791 | 0 | error, |
1792 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1793 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1794 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1795 | 0 | function ); |
1796 | |
|
1797 | 0 | goto on_error; |
1798 | 0 | } |
1799 | 746 | for( entry_index = 0; |
1800 | 3.70k | entry_index < number_of_entries; |
1801 | 2.95k | entry_index++ ) |
1802 | 3.34k | { |
1803 | 3.34k | if( libfsapfs_btree_node_get_entry_by_index( |
1804 | 3.34k | node, |
1805 | 3.34k | entry_index, |
1806 | 3.34k | &entry, |
1807 | 3.34k | error ) != 1 ) |
1808 | 0 | { |
1809 | 0 | libcerror_error_set( |
1810 | 0 | error, |
1811 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1812 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1813 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
1814 | 0 | function ); |
1815 | |
|
1816 | 0 | goto on_error; |
1817 | 0 | } |
1818 | 3.34k | if( entry == NULL ) |
1819 | 0 | { |
1820 | 0 | libcerror_error_set( |
1821 | 0 | error, |
1822 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1823 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1824 | 0 | "%s: invalid B-tree entry: %d.", |
1825 | 0 | function, |
1826 | 0 | entry_index ); |
1827 | |
|
1828 | 0 | goto on_error; |
1829 | 0 | } |
1830 | 3.34k | if( entry->key_data == NULL ) |
1831 | 5 | { |
1832 | 5 | libcerror_error_set( |
1833 | 5 | error, |
1834 | 5 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1835 | 5 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1836 | 5 | "%s: invalid B-tree entry: %d - missing key data.", |
1837 | 5 | function, |
1838 | 5 | entry_index ); |
1839 | | |
1840 | 5 | goto on_error; |
1841 | 5 | } |
1842 | 3.34k | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
1843 | 3 | { |
1844 | 3 | libcerror_error_set( |
1845 | 3 | error, |
1846 | 3 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1847 | 3 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1848 | 3 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
1849 | 3 | function, |
1850 | 3 | entry_index ); |
1851 | | |
1852 | 3 | goto on_error; |
1853 | 3 | } |
1854 | 3.34k | byte_stream_copy_to_uint64_little_endian( |
1855 | 3.34k | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
1856 | 3.34k | file_system_identifier ); |
1857 | | |
1858 | 3.34k | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
1859 | | |
1860 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1861 | | if( libcnotify_verbose != 0 ) |
1862 | | { |
1863 | | libcnotify_printf( |
1864 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
1865 | | function, |
1866 | | entry_index, |
1867 | | file_system_identifier & 0x0fffffffffffffffUL, |
1868 | | file_system_data_type, |
1869 | | libfsapfs_debug_print_file_system_data_type( |
1870 | | file_system_data_type ) ); |
1871 | | } |
1872 | | #endif |
1873 | 3.34k | file_system_identifier &= 0x0fffffffffffffffUL; |
1874 | | |
1875 | 3.34k | if( ( file_system_identifier > parent_identifier ) |
1876 | 2.97k | || ( ( file_system_identifier == parent_identifier ) |
1877 | 1.03k | && ( file_system_data_type > LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) ) ) |
1878 | 367 | { |
1879 | 367 | break; |
1880 | 367 | } |
1881 | 2.97k | if( ( file_system_identifier == parent_identifier ) |
1882 | 1.03k | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) ) |
1883 | 44 | { |
1884 | 44 | if( libfsapfs_directory_record_initialize( |
1885 | 44 | &safe_directory_record, |
1886 | 44 | error ) != 1 ) |
1887 | 0 | { |
1888 | 0 | libcerror_error_set( |
1889 | 0 | error, |
1890 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1891 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1892 | 0 | "%s: unable to create directory record.", |
1893 | 0 | function ); |
1894 | |
|
1895 | 0 | goto on_error; |
1896 | 0 | } |
1897 | 44 | if( libfsapfs_directory_record_read_key_data( |
1898 | 44 | safe_directory_record, |
1899 | 44 | entry->key_data, |
1900 | 44 | (size_t) entry->key_data_size, |
1901 | 44 | error ) != 1 ) |
1902 | 2 | { |
1903 | 2 | libcerror_error_set( |
1904 | 2 | error, |
1905 | 2 | LIBCERROR_ERROR_DOMAIN_IO, |
1906 | 2 | LIBCERROR_IO_ERROR_READ_FAILED, |
1907 | 2 | "%s: unable to read directory record key data.", |
1908 | 2 | function ); |
1909 | | |
1910 | 2 | goto on_error; |
1911 | 2 | } |
1912 | | /* The directory records are sorted by case-sensitive name |
1913 | | */ |
1914 | 42 | compare_result = libfsapfs_directory_record_compare_name_with_utf8_string( |
1915 | 42 | safe_directory_record, |
1916 | 42 | utf8_string, |
1917 | 42 | utf8_string_length, |
1918 | 42 | name_hash, |
1919 | 42 | 0, |
1920 | 42 | error ); |
1921 | | |
1922 | 42 | if( compare_result == -1 ) |
1923 | 1 | { |
1924 | 1 | libcerror_error_set( |
1925 | 1 | error, |
1926 | 1 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1927 | 1 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
1928 | 1 | "%s: unable to compare UTF-8 string with name of directory record.", |
1929 | 1 | function ); |
1930 | | |
1931 | 1 | goto on_error; |
1932 | 1 | } |
1933 | 41 | if( libfsapfs_directory_record_free( |
1934 | 41 | &safe_directory_record, |
1935 | 41 | error ) != 1 ) |
1936 | 0 | { |
1937 | 0 | libcerror_error_set( |
1938 | 0 | error, |
1939 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1940 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1941 | 0 | "%s: unable to free directory record.", |
1942 | 0 | function ); |
1943 | |
|
1944 | 0 | goto on_error; |
1945 | 0 | } |
1946 | 41 | if( compare_result == LIBUNA_COMPARE_LESS ) |
1947 | 11 | { |
1948 | 11 | break; |
1949 | 11 | } |
1950 | 41 | } |
1951 | 2.95k | previous_entry = entry; |
1952 | 2.95k | } |
1953 | 735 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
1954 | 735 | file_system_btree, |
1955 | 735 | file_io_handle, |
1956 | 735 | previous_entry, |
1957 | 735 | transaction_identifier, |
1958 | 735 | &sub_node_block_number, |
1959 | 735 | error ) != 1 ) |
1960 | 120 | { |
1961 | 120 | libcerror_error_set( |
1962 | 120 | error, |
1963 | 120 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1964 | 120 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1965 | 120 | "%s: unable to determine sub node block number.", |
1966 | 120 | function ); |
1967 | | |
1968 | 120 | goto on_error; |
1969 | 120 | } |
1970 | 615 | if( libfsapfs_file_system_btree_get_sub_node( |
1971 | 615 | file_system_btree, |
1972 | 615 | file_io_handle, |
1973 | 615 | sub_node_block_number, |
1974 | 615 | &sub_node, |
1975 | 615 | error ) != 1 ) |
1976 | 99 | { |
1977 | 99 | libcerror_error_set( |
1978 | 99 | error, |
1979 | 99 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1980 | 99 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1981 | 99 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
1982 | 99 | function, |
1983 | 99 | sub_node_block_number ); |
1984 | | |
1985 | 99 | goto on_error; |
1986 | 99 | } |
1987 | 516 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
1988 | 516 | sub_node, |
1989 | 516 | error ); |
1990 | | |
1991 | 516 | if( is_leaf_node == -1 ) |
1992 | 0 | { |
1993 | 0 | libcerror_error_set( |
1994 | 0 | error, |
1995 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1996 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1997 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
1998 | 0 | function ); |
1999 | |
|
2000 | 0 | goto on_error; |
2001 | 0 | } |
2002 | 516 | if( is_leaf_node != 0 ) |
2003 | 1 | { |
2004 | 1 | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf8_name( |
2005 | 1 | file_system_btree, |
2006 | 1 | sub_node, |
2007 | 1 | parent_identifier, |
2008 | 1 | utf8_string, |
2009 | 1 | utf8_string_length, |
2010 | 1 | name_hash, |
2011 | 1 | directory_record, |
2012 | 1 | error ); |
2013 | 1 | } |
2014 | 515 | else |
2015 | 515 | { |
2016 | 515 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf8_name( |
2017 | 515 | file_system_btree, |
2018 | 515 | file_io_handle, |
2019 | 515 | sub_node, |
2020 | 515 | parent_identifier, |
2021 | 515 | utf8_string, |
2022 | 515 | utf8_string_length, |
2023 | 515 | name_hash, |
2024 | 515 | transaction_identifier, |
2025 | 515 | directory_record, |
2026 | 515 | recursion_depth + 1, |
2027 | 515 | error ); |
2028 | 515 | } |
2029 | 516 | if( result == -1 ) |
2030 | 515 | { |
2031 | 515 | libcerror_error_set( |
2032 | 515 | error, |
2033 | 515 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2034 | 515 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2035 | 515 | "%s: unable to retrieve directory entry by name.", |
2036 | 515 | function ); |
2037 | | |
2038 | 515 | goto on_error; |
2039 | 515 | } |
2040 | 1 | sub_node = NULL; |
2041 | | |
2042 | 1 | return( result ); |
2043 | | |
2044 | 745 | on_error: |
2045 | 745 | if( *directory_record != NULL ) |
2046 | 0 | { |
2047 | 0 | libfsapfs_directory_record_free( |
2048 | 0 | directory_record, |
2049 | 0 | NULL ); |
2050 | 0 | } |
2051 | 745 | if( safe_directory_record != NULL ) |
2052 | 3 | { |
2053 | 3 | libfsapfs_directory_record_free( |
2054 | 3 | &safe_directory_record, |
2055 | 3 | NULL ); |
2056 | 3 | } |
2057 | 745 | return( -1 ); |
2058 | 516 | } |
2059 | | |
2060 | | /* Retrieves a directory record for an UTF-16 encoded name from the file system B-tree leaf node |
2061 | | * Returns 1 if successful, 0 if not found or -1 on error |
2062 | | */ |
2063 | | int libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf16_name( |
2064 | | libfsapfs_file_system_btree_t *file_system_btree, |
2065 | | libfsapfs_btree_node_t *node, |
2066 | | uint64_t parent_identifier, |
2067 | | const uint16_t *utf16_string, |
2068 | | size_t utf16_string_length, |
2069 | | uint32_t name_hash, |
2070 | | libfsapfs_directory_record_t **directory_record, |
2071 | | libcerror_error_t **error ) |
2072 | 0 | { |
2073 | 0 | libfsapfs_btree_entry_t *entry = NULL; |
2074 | 0 | libfsapfs_directory_record_t *safe_directory_record = NULL; |
2075 | 0 | static char *function = "libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf16_name"; |
2076 | 0 | uint64_t file_system_identifier = 0; |
2077 | 0 | uint64_t lookup_identifier = 0; |
2078 | 0 | int compare_result = 0; |
2079 | 0 | int entry_index = 0; |
2080 | 0 | int is_leaf_node = 0; |
2081 | 0 | int number_of_entries = 0; |
2082 | |
|
2083 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2084 | | uint8_t file_system_data_type = 0; |
2085 | | #endif |
2086 | |
|
2087 | 0 | if( file_system_btree == NULL ) |
2088 | 0 | { |
2089 | 0 | libcerror_error_set( |
2090 | 0 | error, |
2091 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2092 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2093 | 0 | "%s: invalid file system B-tree.", |
2094 | 0 | function ); |
2095 | |
|
2096 | 0 | return( -1 ); |
2097 | 0 | } |
2098 | 0 | if( directory_record == NULL ) |
2099 | 0 | { |
2100 | 0 | libcerror_error_set( |
2101 | 0 | error, |
2102 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2103 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2104 | 0 | "%s: invalid directory record.", |
2105 | 0 | function ); |
2106 | |
|
2107 | 0 | return( -1 ); |
2108 | 0 | } |
2109 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2110 | | if( libcnotify_verbose != 0 ) |
2111 | | { |
2112 | | libcnotify_printf( |
2113 | | "%s: retrieving directory record: %" PRIu64 "\n", |
2114 | | function, |
2115 | | parent_identifier ); |
2116 | | } |
2117 | | #endif |
2118 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
2119 | 0 | node, |
2120 | 0 | error ); |
2121 | |
|
2122 | 0 | if( is_leaf_node == -1 ) |
2123 | 0 | { |
2124 | 0 | libcerror_error_set( |
2125 | 0 | error, |
2126 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2127 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2128 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
2129 | 0 | function ); |
2130 | |
|
2131 | 0 | goto on_error; |
2132 | 0 | } |
2133 | 0 | else if( is_leaf_node == 0 ) |
2134 | 0 | { |
2135 | 0 | libcerror_error_set( |
2136 | 0 | error, |
2137 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2138 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
2139 | 0 | "%s: invalid node - not a leaf node.", |
2140 | 0 | function ); |
2141 | |
|
2142 | 0 | goto on_error; |
2143 | 0 | } |
2144 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
2145 | 0 | node, |
2146 | 0 | &number_of_entries, |
2147 | 0 | error ) != 1 ) |
2148 | 0 | { |
2149 | 0 | libcerror_error_set( |
2150 | 0 | error, |
2151 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2152 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2153 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2154 | 0 | function ); |
2155 | |
|
2156 | 0 | goto on_error; |
2157 | 0 | } |
2158 | 0 | lookup_identifier = ( (uint64_t) LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD << 60 ) | parent_identifier; |
2159 | |
|
2160 | 0 | for( entry_index = 0; |
2161 | 0 | entry_index < number_of_entries; |
2162 | 0 | entry_index++ ) |
2163 | 0 | { |
2164 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
2165 | 0 | node, |
2166 | 0 | entry_index, |
2167 | 0 | &entry, |
2168 | 0 | error ) != 1 ) |
2169 | 0 | { |
2170 | 0 | libcerror_error_set( |
2171 | 0 | error, |
2172 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2173 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2174 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2175 | 0 | function ); |
2176 | |
|
2177 | 0 | goto on_error; |
2178 | 0 | } |
2179 | 0 | if( entry == NULL ) |
2180 | 0 | { |
2181 | 0 | libcerror_error_set( |
2182 | 0 | error, |
2183 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2184 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2185 | 0 | "%s: invalid B-tree entry: %d.", |
2186 | 0 | function, |
2187 | 0 | entry_index ); |
2188 | |
|
2189 | 0 | goto on_error; |
2190 | 0 | } |
2191 | 0 | if( entry->key_data == NULL ) |
2192 | 0 | { |
2193 | 0 | libcerror_error_set( |
2194 | 0 | error, |
2195 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2196 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2197 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
2198 | 0 | function, |
2199 | 0 | entry_index ); |
2200 | |
|
2201 | 0 | goto on_error; |
2202 | 0 | } |
2203 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
2204 | 0 | { |
2205 | 0 | libcerror_error_set( |
2206 | 0 | error, |
2207 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2208 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2209 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
2210 | 0 | function, |
2211 | 0 | entry_index ); |
2212 | |
|
2213 | 0 | goto on_error; |
2214 | 0 | } |
2215 | 0 | byte_stream_copy_to_uint64_little_endian( |
2216 | 0 | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
2217 | 0 | file_system_identifier ); |
2218 | |
|
2219 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2220 | | if( libcnotify_verbose != 0 ) |
2221 | | { |
2222 | | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
2223 | | |
2224 | | libcnotify_printf( |
2225 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
2226 | | function, |
2227 | | entry_index, |
2228 | | file_system_identifier & 0x0fffffffffffffffUL, |
2229 | | file_system_data_type, |
2230 | | libfsapfs_debug_print_file_system_data_type( |
2231 | | file_system_data_type ) ); |
2232 | | } |
2233 | | #endif |
2234 | 0 | if( file_system_identifier == lookup_identifier ) |
2235 | 0 | { |
2236 | 0 | if( libfsapfs_directory_record_initialize( |
2237 | 0 | &safe_directory_record, |
2238 | 0 | error ) != 1 ) |
2239 | 0 | { |
2240 | 0 | libcerror_error_set( |
2241 | 0 | error, |
2242 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2243 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2244 | 0 | "%s: unable to create directory record.", |
2245 | 0 | function ); |
2246 | |
|
2247 | 0 | goto on_error; |
2248 | 0 | } |
2249 | 0 | if( libfsapfs_directory_record_read_key_data( |
2250 | 0 | safe_directory_record, |
2251 | 0 | entry->key_data, |
2252 | 0 | (size_t) entry->key_data_size, |
2253 | 0 | error ) != 1 ) |
2254 | 0 | { |
2255 | 0 | libcerror_error_set( |
2256 | 0 | error, |
2257 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2258 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2259 | 0 | "%s: unable to read directory record key data.", |
2260 | 0 | function ); |
2261 | |
|
2262 | 0 | goto on_error; |
2263 | 0 | } |
2264 | 0 | compare_result = libfsapfs_directory_record_compare_name_with_utf16_string( |
2265 | 0 | safe_directory_record, |
2266 | 0 | utf16_string, |
2267 | 0 | utf16_string_length, |
2268 | 0 | name_hash, |
2269 | 0 | file_system_btree->use_case_folding, |
2270 | 0 | error ); |
2271 | |
|
2272 | 0 | if( compare_result == -1 ) |
2273 | 0 | { |
2274 | 0 | libcerror_error_set( |
2275 | 0 | error, |
2276 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2277 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2278 | 0 | "%s: unable to compare UTF-16 string with name of directory record.", |
2279 | 0 | function ); |
2280 | |
|
2281 | 0 | goto on_error; |
2282 | 0 | } |
2283 | 0 | else if( compare_result == LIBUNA_COMPARE_EQUAL ) |
2284 | 0 | { |
2285 | 0 | if( libfsapfs_directory_record_read_value_data( |
2286 | 0 | safe_directory_record, |
2287 | 0 | entry->value_data, |
2288 | 0 | (size_t) entry->value_data_size, |
2289 | 0 | error ) != 1 ) |
2290 | 0 | { |
2291 | 0 | libcerror_error_set( |
2292 | 0 | error, |
2293 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2294 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2295 | 0 | "%s: unable to read directory record value data.", |
2296 | 0 | function ); |
2297 | |
|
2298 | 0 | goto on_error; |
2299 | 0 | } |
2300 | 0 | *directory_record = safe_directory_record; |
2301 | |
|
2302 | 0 | return( 1 ); |
2303 | 0 | } |
2304 | 0 | if( libfsapfs_directory_record_free( |
2305 | 0 | &safe_directory_record, |
2306 | 0 | error ) != 1 ) |
2307 | 0 | { |
2308 | 0 | libcerror_error_set( |
2309 | 0 | error, |
2310 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2311 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
2312 | 0 | "%s: unable to free directory record.", |
2313 | 0 | function ); |
2314 | |
|
2315 | 0 | goto on_error; |
2316 | 0 | } |
2317 | 0 | } |
2318 | 0 | } |
2319 | 0 | return( 0 ); |
2320 | | |
2321 | 0 | on_error: |
2322 | 0 | if( safe_directory_record != NULL ) |
2323 | 0 | { |
2324 | 0 | libfsapfs_directory_record_free( |
2325 | 0 | &safe_directory_record, |
2326 | 0 | NULL ); |
2327 | 0 | } |
2328 | 0 | return( -1 ); |
2329 | 0 | } |
2330 | | |
2331 | | /* Retrieves a directory record for an UTF-16 encoded name from the file system B-tree branch node |
2332 | | * Returns 1 if successful, 0 if not found or -1 on error |
2333 | | */ |
2334 | | int libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf16_name( |
2335 | | libfsapfs_file_system_btree_t *file_system_btree, |
2336 | | libbfio_handle_t *file_io_handle, |
2337 | | libfsapfs_btree_node_t *node, |
2338 | | uint64_t parent_identifier, |
2339 | | const uint16_t *utf16_string, |
2340 | | size_t utf16_string_length, |
2341 | | uint32_t name_hash, |
2342 | | uint64_t transaction_identifier, |
2343 | | libfsapfs_directory_record_t **directory_record, |
2344 | | int recursion_depth, |
2345 | | libcerror_error_t **error ) |
2346 | 0 | { |
2347 | 0 | libfsapfs_btree_entry_t *entry = NULL; |
2348 | 0 | libfsapfs_btree_entry_t *previous_entry = NULL; |
2349 | 0 | libfsapfs_btree_node_t *sub_node = NULL; |
2350 | 0 | libfsapfs_directory_record_t *safe_directory_record = NULL; |
2351 | 0 | static char *function = "libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf16_name"; |
2352 | 0 | uint64_t file_system_identifier = 0; |
2353 | 0 | uint64_t sub_node_block_number = 0; |
2354 | 0 | uint8_t file_system_data_type = 0; |
2355 | 0 | int compare_result = 0; |
2356 | 0 | int entry_index = 0; |
2357 | 0 | int is_leaf_node = 0; |
2358 | 0 | int number_of_entries = 0; |
2359 | 0 | int result = 0; |
2360 | |
|
2361 | 0 | if( file_system_btree == NULL ) |
2362 | 0 | { |
2363 | 0 | libcerror_error_set( |
2364 | 0 | error, |
2365 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2366 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2367 | 0 | "%s: invalid file system B-tree.", |
2368 | 0 | function ); |
2369 | |
|
2370 | 0 | return( -1 ); |
2371 | 0 | } |
2372 | 0 | if( node == NULL ) |
2373 | 0 | { |
2374 | 0 | libcerror_error_set( |
2375 | 0 | error, |
2376 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2377 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2378 | 0 | "%s: invalid node.", |
2379 | 0 | function ); |
2380 | |
|
2381 | 0 | return( -1 ); |
2382 | 0 | } |
2383 | 0 | if( directory_record == NULL ) |
2384 | 0 | { |
2385 | 0 | libcerror_error_set( |
2386 | 0 | error, |
2387 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2388 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2389 | 0 | "%s: invalid directory record.", |
2390 | 0 | function ); |
2391 | |
|
2392 | 0 | return( -1 ); |
2393 | 0 | } |
2394 | 0 | if( ( recursion_depth < 0 ) |
2395 | 0 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
2396 | 0 | { |
2397 | 0 | libcerror_error_set( |
2398 | 0 | error, |
2399 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2400 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2401 | 0 | "%s: invalid recursion depth value out of bounds.", |
2402 | 0 | function ); |
2403 | |
|
2404 | 0 | return( -1 ); |
2405 | 0 | } |
2406 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2407 | | if( libcnotify_verbose != 0 ) |
2408 | | { |
2409 | | libcnotify_printf( |
2410 | | "%s: retrieving directory record: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
2411 | | function, |
2412 | | parent_identifier, |
2413 | | transaction_identifier ); |
2414 | | } |
2415 | | #endif |
2416 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
2417 | 0 | node, |
2418 | 0 | error ); |
2419 | |
|
2420 | 0 | if( is_leaf_node == -1 ) |
2421 | 0 | { |
2422 | 0 | libcerror_error_set( |
2423 | 0 | error, |
2424 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2425 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2426 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
2427 | 0 | function ); |
2428 | |
|
2429 | 0 | goto on_error; |
2430 | 0 | } |
2431 | 0 | else if( is_leaf_node != 0 ) |
2432 | 0 | { |
2433 | 0 | libcerror_error_set( |
2434 | 0 | error, |
2435 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2436 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
2437 | 0 | "%s: invalid node - not a branch node.", |
2438 | 0 | function ); |
2439 | |
|
2440 | 0 | goto on_error; |
2441 | 0 | } |
2442 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
2443 | 0 | node, |
2444 | 0 | &number_of_entries, |
2445 | 0 | error ) != 1 ) |
2446 | 0 | { |
2447 | 0 | libcerror_error_set( |
2448 | 0 | error, |
2449 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2450 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2451 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2452 | 0 | function ); |
2453 | |
|
2454 | 0 | goto on_error; |
2455 | 0 | } |
2456 | 0 | for( entry_index = 0; |
2457 | 0 | entry_index < number_of_entries; |
2458 | 0 | entry_index++ ) |
2459 | 0 | { |
2460 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
2461 | 0 | node, |
2462 | 0 | entry_index, |
2463 | 0 | &entry, |
2464 | 0 | error ) != 1 ) |
2465 | 0 | { |
2466 | 0 | libcerror_error_set( |
2467 | 0 | error, |
2468 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2469 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2470 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2471 | 0 | function ); |
2472 | |
|
2473 | 0 | goto on_error; |
2474 | 0 | } |
2475 | 0 | if( entry == NULL ) |
2476 | 0 | { |
2477 | 0 | libcerror_error_set( |
2478 | 0 | error, |
2479 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2480 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2481 | 0 | "%s: invalid B-tree entry: %d.", |
2482 | 0 | function, |
2483 | 0 | entry_index ); |
2484 | |
|
2485 | 0 | goto on_error; |
2486 | 0 | } |
2487 | 0 | if( entry->key_data == NULL ) |
2488 | 0 | { |
2489 | 0 | libcerror_error_set( |
2490 | 0 | error, |
2491 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2492 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2493 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
2494 | 0 | function, |
2495 | 0 | entry_index ); |
2496 | |
|
2497 | 0 | goto on_error; |
2498 | 0 | } |
2499 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
2500 | 0 | { |
2501 | 0 | libcerror_error_set( |
2502 | 0 | error, |
2503 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2504 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2505 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
2506 | 0 | function, |
2507 | 0 | entry_index ); |
2508 | |
|
2509 | 0 | goto on_error; |
2510 | 0 | } |
2511 | 0 | byte_stream_copy_to_uint64_little_endian( |
2512 | 0 | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
2513 | 0 | file_system_identifier ); |
2514 | |
|
2515 | 0 | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
2516 | |
|
2517 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2518 | | if( libcnotify_verbose != 0 ) |
2519 | | { |
2520 | | libcnotify_printf( |
2521 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
2522 | | function, |
2523 | | entry_index, |
2524 | | file_system_identifier & 0x0fffffffffffffffUL, |
2525 | | file_system_data_type, |
2526 | | libfsapfs_debug_print_file_system_data_type( |
2527 | | file_system_data_type ) ); |
2528 | | } |
2529 | | #endif |
2530 | 0 | file_system_identifier &= 0x0fffffffffffffffUL; |
2531 | |
|
2532 | 0 | if( ( file_system_identifier > parent_identifier ) |
2533 | 0 | || ( ( file_system_identifier == parent_identifier ) |
2534 | 0 | && ( file_system_data_type > LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) ) ) |
2535 | 0 | { |
2536 | 0 | break; |
2537 | 0 | } |
2538 | 0 | if( ( file_system_identifier == parent_identifier ) |
2539 | 0 | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) ) |
2540 | 0 | { |
2541 | 0 | if( libfsapfs_directory_record_initialize( |
2542 | 0 | &safe_directory_record, |
2543 | 0 | error ) != 1 ) |
2544 | 0 | { |
2545 | 0 | libcerror_error_set( |
2546 | 0 | error, |
2547 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2548 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2549 | 0 | "%s: unable to create directory record.", |
2550 | 0 | function ); |
2551 | |
|
2552 | 0 | goto on_error; |
2553 | 0 | } |
2554 | 0 | if( libfsapfs_directory_record_read_key_data( |
2555 | 0 | safe_directory_record, |
2556 | 0 | entry->key_data, |
2557 | 0 | (size_t) entry->key_data_size, |
2558 | 0 | error ) != 1 ) |
2559 | 0 | { |
2560 | 0 | libcerror_error_set( |
2561 | 0 | error, |
2562 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2563 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2564 | 0 | "%s: unable to read directory record key data.", |
2565 | 0 | function ); |
2566 | |
|
2567 | 0 | goto on_error; |
2568 | 0 | } |
2569 | | /* The directory records are sorted by case-sensitive name |
2570 | | */ |
2571 | 0 | compare_result = libfsapfs_directory_record_compare_name_with_utf16_string( |
2572 | 0 | safe_directory_record, |
2573 | 0 | utf16_string, |
2574 | 0 | utf16_string_length, |
2575 | 0 | name_hash, |
2576 | 0 | 0, |
2577 | 0 | error ); |
2578 | |
|
2579 | 0 | if( compare_result == -1 ) |
2580 | 0 | { |
2581 | 0 | libcerror_error_set( |
2582 | 0 | error, |
2583 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2584 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
2585 | 0 | "%s: unable to compare UTF-16 string with name of directory record.", |
2586 | 0 | function ); |
2587 | |
|
2588 | 0 | goto on_error; |
2589 | 0 | } |
2590 | 0 | if( libfsapfs_directory_record_free( |
2591 | 0 | &safe_directory_record, |
2592 | 0 | error ) != 1 ) |
2593 | 0 | { |
2594 | 0 | libcerror_error_set( |
2595 | 0 | error, |
2596 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2597 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
2598 | 0 | "%s: unable to free directory record.", |
2599 | 0 | function ); |
2600 | |
|
2601 | 0 | goto on_error; |
2602 | 0 | } |
2603 | 0 | if( compare_result == LIBUNA_COMPARE_LESS ) |
2604 | 0 | { |
2605 | 0 | break; |
2606 | 0 | } |
2607 | 0 | } |
2608 | 0 | previous_entry = entry; |
2609 | 0 | } |
2610 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
2611 | 0 | file_system_btree, |
2612 | 0 | file_io_handle, |
2613 | 0 | previous_entry, |
2614 | 0 | transaction_identifier, |
2615 | 0 | &sub_node_block_number, |
2616 | 0 | error ) != 1 ) |
2617 | 0 | { |
2618 | 0 | libcerror_error_set( |
2619 | 0 | error, |
2620 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2621 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2622 | 0 | "%s: unable to determine sub node block number.", |
2623 | 0 | function ); |
2624 | |
|
2625 | 0 | goto on_error; |
2626 | 0 | } |
2627 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
2628 | 0 | file_system_btree, |
2629 | 0 | file_io_handle, |
2630 | 0 | sub_node_block_number, |
2631 | 0 | &sub_node, |
2632 | 0 | error ) != 1 ) |
2633 | 0 | { |
2634 | 0 | libcerror_error_set( |
2635 | 0 | error, |
2636 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2637 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2638 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
2639 | 0 | function, |
2640 | 0 | sub_node_block_number ); |
2641 | |
|
2642 | 0 | goto on_error; |
2643 | 0 | } |
2644 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
2645 | 0 | sub_node, |
2646 | 0 | error ); |
2647 | |
|
2648 | 0 | if( is_leaf_node == -1 ) |
2649 | 0 | { |
2650 | 0 | libcerror_error_set( |
2651 | 0 | error, |
2652 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2653 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2654 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
2655 | 0 | function ); |
2656 | |
|
2657 | 0 | goto on_error; |
2658 | 0 | } |
2659 | 0 | if( is_leaf_node != 0 ) |
2660 | 0 | { |
2661 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf16_name( |
2662 | 0 | file_system_btree, |
2663 | 0 | sub_node, |
2664 | 0 | parent_identifier, |
2665 | 0 | utf16_string, |
2666 | 0 | utf16_string_length, |
2667 | 0 | name_hash, |
2668 | 0 | directory_record, |
2669 | 0 | error ); |
2670 | 0 | } |
2671 | 0 | else |
2672 | 0 | { |
2673 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf16_name( |
2674 | 0 | file_system_btree, |
2675 | 0 | file_io_handle, |
2676 | 0 | sub_node, |
2677 | 0 | parent_identifier, |
2678 | 0 | utf16_string, |
2679 | 0 | utf16_string_length, |
2680 | 0 | name_hash, |
2681 | 0 | transaction_identifier, |
2682 | 0 | directory_record, |
2683 | 0 | recursion_depth + 1, |
2684 | 0 | error ); |
2685 | 0 | } |
2686 | 0 | if( result == -1 ) |
2687 | 0 | { |
2688 | 0 | libcerror_error_set( |
2689 | 0 | error, |
2690 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2691 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2692 | 0 | "%s: unable to retrieve directory entry by name.", |
2693 | 0 | function ); |
2694 | |
|
2695 | 0 | goto on_error; |
2696 | 0 | } |
2697 | 0 | sub_node = NULL; |
2698 | |
|
2699 | 0 | return( result ); |
2700 | | |
2701 | 0 | on_error: |
2702 | 0 | if( *directory_record != NULL ) |
2703 | 0 | { |
2704 | 0 | libfsapfs_directory_record_free( |
2705 | 0 | directory_record, |
2706 | 0 | NULL ); |
2707 | 0 | } |
2708 | 0 | if( safe_directory_record != NULL ) |
2709 | 0 | { |
2710 | 0 | libfsapfs_directory_record_free( |
2711 | 0 | &safe_directory_record, |
2712 | 0 | NULL ); |
2713 | 0 | } |
2714 | 0 | return( -1 ); |
2715 | 0 | } |
2716 | | |
2717 | | /* Retrieves directory entries for a specific parent identifier from the file system B-tree leaf node |
2718 | | * Returns 1 if successful, 0 if not found or -1 on error |
2719 | | */ |
2720 | | int libfsapfs_file_system_btree_get_directory_entries_from_leaf_node( |
2721 | | libfsapfs_file_system_btree_t *file_system_btree, |
2722 | | libfsapfs_btree_node_t *node, |
2723 | | uint64_t parent_identifier, |
2724 | | libcdata_array_t *directory_entries, |
2725 | | libcerror_error_t **error ) |
2726 | 0 | { |
2727 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
2728 | 0 | libfsapfs_directory_record_t *directory_record = NULL; |
2729 | 0 | static char *function = "libfsapfs_file_system_btree_get_directory_entries_from_leaf_node"; |
2730 | 0 | uint64_t file_system_identifier = 0; |
2731 | 0 | uint64_t lookup_identifier = 0; |
2732 | 0 | int btree_entry_index = 0; |
2733 | 0 | int entry_index = 0; |
2734 | 0 | int found_directory_entry = 0; |
2735 | 0 | int is_leaf_node = 0; |
2736 | 0 | int number_of_entries = 0; |
2737 | |
|
2738 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2739 | | uint8_t file_system_data_type = 0; |
2740 | | #endif |
2741 | |
|
2742 | 0 | if( file_system_btree == NULL ) |
2743 | 0 | { |
2744 | 0 | libcerror_error_set( |
2745 | 0 | error, |
2746 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2747 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2748 | 0 | "%s: invalid file system B-tree.", |
2749 | 0 | function ); |
2750 | |
|
2751 | 0 | return( -1 ); |
2752 | 0 | } |
2753 | 0 | if( node == NULL ) |
2754 | 0 | { |
2755 | 0 | libcerror_error_set( |
2756 | 0 | error, |
2757 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2758 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2759 | 0 | "%s: invalid node.", |
2760 | 0 | function ); |
2761 | |
|
2762 | 0 | return( -1 ); |
2763 | 0 | } |
2764 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
2765 | 0 | node, |
2766 | 0 | error ); |
2767 | |
|
2768 | 0 | if( is_leaf_node == -1 ) |
2769 | 0 | { |
2770 | 0 | libcerror_error_set( |
2771 | 0 | error, |
2772 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2773 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2774 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
2775 | 0 | function ); |
2776 | |
|
2777 | 0 | goto on_error; |
2778 | 0 | } |
2779 | 0 | else if( is_leaf_node == 0 ) |
2780 | 0 | { |
2781 | 0 | libcerror_error_set( |
2782 | 0 | error, |
2783 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2784 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
2785 | 0 | "%s: invalid node - not a leaf node.", |
2786 | 0 | function ); |
2787 | |
|
2788 | 0 | goto on_error; |
2789 | 0 | } |
2790 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2791 | | if( libcnotify_verbose != 0 ) |
2792 | | { |
2793 | | libcnotify_printf( |
2794 | | "%s: retrieving directory entries of: %" PRIu64 "\n", |
2795 | | function, |
2796 | | parent_identifier ); |
2797 | | } |
2798 | | #endif |
2799 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
2800 | 0 | node, |
2801 | 0 | &number_of_entries, |
2802 | 0 | error ) != 1 ) |
2803 | 0 | { |
2804 | 0 | libcerror_error_set( |
2805 | 0 | error, |
2806 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2807 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2808 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2809 | 0 | function ); |
2810 | |
|
2811 | 0 | goto on_error; |
2812 | 0 | } |
2813 | 0 | lookup_identifier = ( (uint64_t) LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD << 60 ) | parent_identifier; |
2814 | |
|
2815 | 0 | for( btree_entry_index = 0; |
2816 | 0 | btree_entry_index < number_of_entries; |
2817 | 0 | btree_entry_index++ ) |
2818 | 0 | { |
2819 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
2820 | 0 | node, |
2821 | 0 | btree_entry_index, |
2822 | 0 | &btree_entry, |
2823 | 0 | error ) != 1 ) |
2824 | 0 | { |
2825 | 0 | libcerror_error_set( |
2826 | 0 | error, |
2827 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2828 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2829 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
2830 | 0 | function ); |
2831 | |
|
2832 | 0 | goto on_error; |
2833 | 0 | } |
2834 | 0 | if( btree_entry == NULL ) |
2835 | 0 | { |
2836 | 0 | libcerror_error_set( |
2837 | 0 | error, |
2838 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2839 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2840 | 0 | "%s: invalid B-tree entry: %d.", |
2841 | 0 | function, |
2842 | 0 | btree_entry_index ); |
2843 | |
|
2844 | 0 | goto on_error; |
2845 | 0 | } |
2846 | 0 | if( btree_entry->key_data == NULL ) |
2847 | 0 | { |
2848 | 0 | libcerror_error_set( |
2849 | 0 | error, |
2850 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2851 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2852 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
2853 | 0 | function, |
2854 | 0 | btree_entry_index ); |
2855 | |
|
2856 | 0 | goto on_error; |
2857 | 0 | } |
2858 | 0 | if( btree_entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
2859 | 0 | { |
2860 | 0 | libcerror_error_set( |
2861 | 0 | error, |
2862 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2863 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2864 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
2865 | 0 | function, |
2866 | 0 | btree_entry_index ); |
2867 | |
|
2868 | 0 | goto on_error; |
2869 | 0 | } |
2870 | 0 | byte_stream_copy_to_uint64_little_endian( |
2871 | 0 | ( (fsapfs_file_system_btree_key_common_t *) btree_entry->key_data )->file_system_identifier, |
2872 | 0 | file_system_identifier ); |
2873 | |
|
2874 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2875 | | if( libcnotify_verbose != 0 ) |
2876 | | { |
2877 | | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
2878 | | |
2879 | | libcnotify_printf( |
2880 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
2881 | | function, |
2882 | | btree_entry_index, |
2883 | | file_system_identifier & 0x0fffffffffffffffUL, |
2884 | | file_system_data_type, |
2885 | | libfsapfs_debug_print_file_system_data_type( |
2886 | | file_system_data_type ) ); |
2887 | | } |
2888 | | #endif |
2889 | 0 | if( ( file_system_identifier & 0x0fffffffffffffffUL ) > parent_identifier ) |
2890 | 0 | { |
2891 | 0 | break; |
2892 | 0 | } |
2893 | 0 | if( file_system_identifier != lookup_identifier ) |
2894 | 0 | { |
2895 | 0 | continue; |
2896 | 0 | } |
2897 | 0 | if( libfsapfs_directory_record_initialize( |
2898 | 0 | &directory_record, |
2899 | 0 | error ) != 1 ) |
2900 | 0 | { |
2901 | 0 | libcerror_error_set( |
2902 | 0 | error, |
2903 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2904 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2905 | 0 | "%s: unable to create directory record.", |
2906 | 0 | function ); |
2907 | |
|
2908 | 0 | goto on_error; |
2909 | 0 | } |
2910 | 0 | if( libfsapfs_directory_record_read_key_data( |
2911 | 0 | directory_record, |
2912 | 0 | btree_entry->key_data, |
2913 | 0 | (size_t) btree_entry->key_data_size, |
2914 | 0 | error ) != 1 ) |
2915 | 0 | { |
2916 | 0 | libcerror_error_set( |
2917 | 0 | error, |
2918 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2919 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2920 | 0 | "%s: unable to read directory record key data.", |
2921 | 0 | function ); |
2922 | |
|
2923 | 0 | goto on_error; |
2924 | 0 | } |
2925 | 0 | if( libfsapfs_directory_record_read_value_data( |
2926 | 0 | directory_record, |
2927 | 0 | btree_entry->value_data, |
2928 | 0 | (size_t) btree_entry->value_data_size, |
2929 | 0 | error ) != 1 ) |
2930 | 0 | { |
2931 | 0 | libcerror_error_set( |
2932 | 0 | error, |
2933 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2934 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2935 | 0 | "%s: unable to read directory record value data.", |
2936 | 0 | function ); |
2937 | |
|
2938 | 0 | goto on_error; |
2939 | 0 | } |
2940 | 0 | if( libcdata_array_append_entry( |
2941 | 0 | directory_entries, |
2942 | 0 | &entry_index, |
2943 | 0 | (intptr_t *) directory_record, |
2944 | 0 | error ) != 1 ) |
2945 | 0 | { |
2946 | 0 | libcerror_error_set( |
2947 | 0 | error, |
2948 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2949 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2950 | 0 | "%s: unable to append directory record to array.", |
2951 | 0 | function ); |
2952 | |
|
2953 | 0 | goto on_error; |
2954 | 0 | } |
2955 | 0 | directory_record = NULL; |
2956 | |
|
2957 | 0 | found_directory_entry = 1; |
2958 | 0 | } |
2959 | 0 | return( found_directory_entry ); |
2960 | | |
2961 | 0 | on_error: |
2962 | 0 | if( directory_record != NULL ) |
2963 | 0 | { |
2964 | 0 | libfsapfs_directory_record_free( |
2965 | 0 | &directory_record, |
2966 | 0 | NULL ); |
2967 | 0 | } |
2968 | 0 | libcdata_array_empty( |
2969 | 0 | directory_entries, |
2970 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_directory_record_free, |
2971 | 0 | NULL ); |
2972 | |
|
2973 | 0 | return( -1 ); |
2974 | 0 | } |
2975 | | |
2976 | | /* Retrieves directory entries for a specific parent identifier from the file system B-tree branch node |
2977 | | * Returns 1 if successful, 0 if not found or -1 on error |
2978 | | */ |
2979 | | int libfsapfs_file_system_btree_get_directory_entries_from_branch_node( |
2980 | | libfsapfs_file_system_btree_t *file_system_btree, |
2981 | | libbfio_handle_t *file_io_handle, |
2982 | | libfsapfs_btree_node_t *node, |
2983 | | uint64_t parent_identifier, |
2984 | | uint64_t transaction_identifier, |
2985 | | libcdata_array_t *directory_entries, |
2986 | | int recursion_depth, |
2987 | | libcerror_error_t **error ) |
2988 | 0 | { |
2989 | 0 | libfsapfs_btree_entry_t *entry = NULL; |
2990 | 0 | libfsapfs_btree_entry_t *previous_entry = NULL; |
2991 | 0 | libfsapfs_btree_node_t *sub_node = NULL; |
2992 | 0 | static char *function = "libfsapfs_file_system_btree_get_directory_entries_from_branch_node"; |
2993 | 0 | uint64_t file_system_identifier = 0; |
2994 | 0 | uint64_t sub_node_block_number = 0; |
2995 | 0 | uint8_t file_system_data_type = 0; |
2996 | 0 | int entry_index = 0; |
2997 | 0 | int found_directory_entry = 0; |
2998 | 0 | int is_leaf_node = 0; |
2999 | 0 | int number_of_entries = 0; |
3000 | 0 | int result = 0; |
3001 | |
|
3002 | 0 | if( file_system_btree == NULL ) |
3003 | 0 | { |
3004 | 0 | libcerror_error_set( |
3005 | 0 | error, |
3006 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3007 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3008 | 0 | "%s: invalid file system B-tree.", |
3009 | 0 | function ); |
3010 | |
|
3011 | 0 | return( -1 ); |
3012 | 0 | } |
3013 | 0 | if( node == NULL ) |
3014 | 0 | { |
3015 | 0 | libcerror_error_set( |
3016 | 0 | error, |
3017 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3018 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3019 | 0 | "%s: invalid node.", |
3020 | 0 | function ); |
3021 | |
|
3022 | 0 | return( -1 ); |
3023 | 0 | } |
3024 | 0 | if( ( recursion_depth < 0 ) |
3025 | 0 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
3026 | 0 | { |
3027 | 0 | libcerror_error_set( |
3028 | 0 | error, |
3029 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3030 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3031 | 0 | "%s: invalid recursion depth value out of bounds.", |
3032 | 0 | function ); |
3033 | |
|
3034 | 0 | return( -1 ); |
3035 | 0 | } |
3036 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3037 | 0 | node, |
3038 | 0 | error ); |
3039 | |
|
3040 | 0 | if( is_leaf_node == -1 ) |
3041 | 0 | { |
3042 | 0 | libcerror_error_set( |
3043 | 0 | error, |
3044 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3045 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3046 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
3047 | 0 | function ); |
3048 | |
|
3049 | 0 | goto on_error; |
3050 | 0 | } |
3051 | 0 | else if( is_leaf_node != 0 ) |
3052 | 0 | { |
3053 | 0 | libcerror_error_set( |
3054 | 0 | error, |
3055 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3056 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
3057 | 0 | "%s: invalid node - not a branch node.", |
3058 | 0 | function ); |
3059 | |
|
3060 | 0 | goto on_error; |
3061 | 0 | } |
3062 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3063 | | if( libcnotify_verbose != 0 ) |
3064 | | { |
3065 | | libcnotify_printf( |
3066 | | "%s: retrieving directory entries of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
3067 | | function, |
3068 | | parent_identifier, |
3069 | | transaction_identifier ); |
3070 | | } |
3071 | | #endif |
3072 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
3073 | 0 | node, |
3074 | 0 | &number_of_entries, |
3075 | 0 | error ) != 1 ) |
3076 | 0 | { |
3077 | 0 | libcerror_error_set( |
3078 | 0 | error, |
3079 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3080 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3081 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3082 | 0 | function ); |
3083 | |
|
3084 | 0 | goto on_error; |
3085 | 0 | } |
3086 | 0 | for( entry_index = 0; |
3087 | 0 | entry_index < number_of_entries; |
3088 | 0 | entry_index++ ) |
3089 | 0 | { |
3090 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
3091 | 0 | node, |
3092 | 0 | entry_index, |
3093 | 0 | &entry, |
3094 | 0 | error ) != 1 ) |
3095 | 0 | { |
3096 | 0 | libcerror_error_set( |
3097 | 0 | error, |
3098 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3099 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3100 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3101 | 0 | function ); |
3102 | |
|
3103 | 0 | goto on_error; |
3104 | 0 | } |
3105 | 0 | if( entry == NULL ) |
3106 | 0 | { |
3107 | 0 | libcerror_error_set( |
3108 | 0 | error, |
3109 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3110 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3111 | 0 | "%s: invalid B-tree entry: %d.", |
3112 | 0 | function, |
3113 | 0 | entry_index ); |
3114 | |
|
3115 | 0 | goto on_error; |
3116 | 0 | } |
3117 | 0 | if( entry->key_data == NULL ) |
3118 | 0 | { |
3119 | 0 | libcerror_error_set( |
3120 | 0 | error, |
3121 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3122 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3123 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
3124 | 0 | function, |
3125 | 0 | entry_index ); |
3126 | |
|
3127 | 0 | goto on_error; |
3128 | 0 | } |
3129 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
3130 | 0 | { |
3131 | 0 | libcerror_error_set( |
3132 | 0 | error, |
3133 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3134 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3135 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
3136 | 0 | function, |
3137 | 0 | entry_index ); |
3138 | |
|
3139 | 0 | goto on_error; |
3140 | 0 | } |
3141 | 0 | byte_stream_copy_to_uint64_little_endian( |
3142 | 0 | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
3143 | 0 | file_system_identifier ); |
3144 | |
|
3145 | 0 | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
3146 | |
|
3147 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3148 | | if( libcnotify_verbose != 0 ) |
3149 | | { |
3150 | | libcnotify_printf( |
3151 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
3152 | | function, |
3153 | | entry_index, |
3154 | | file_system_identifier & 0x0fffffffffffffffUL, |
3155 | | file_system_data_type, |
3156 | | libfsapfs_debug_print_file_system_data_type( |
3157 | | file_system_data_type ) ); |
3158 | | } |
3159 | | #endif |
3160 | 0 | file_system_identifier &= 0x0fffffffffffffffUL; |
3161 | |
|
3162 | 0 | if( ( file_system_identifier > parent_identifier ) |
3163 | 0 | || ( ( file_system_identifier == parent_identifier ) |
3164 | 0 | && ( file_system_data_type > LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) ) ) |
3165 | 0 | { |
3166 | 0 | break; |
3167 | 0 | } |
3168 | 0 | if( ( file_system_identifier == parent_identifier ) |
3169 | 0 | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_DIRECTORY_RECORD ) |
3170 | 0 | && ( previous_entry != NULL ) ) |
3171 | 0 | { |
3172 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
3173 | 0 | file_system_btree, |
3174 | 0 | file_io_handle, |
3175 | 0 | previous_entry, |
3176 | 0 | transaction_identifier, |
3177 | 0 | &sub_node_block_number, |
3178 | 0 | error ) != 1 ) |
3179 | 0 | { |
3180 | 0 | libcerror_error_set( |
3181 | 0 | error, |
3182 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3183 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3184 | 0 | "%s: unable to determine sub node block number.", |
3185 | 0 | function ); |
3186 | |
|
3187 | 0 | goto on_error; |
3188 | 0 | } |
3189 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
3190 | 0 | file_system_btree, |
3191 | 0 | file_io_handle, |
3192 | 0 | sub_node_block_number, |
3193 | 0 | &sub_node, |
3194 | 0 | error ) != 1 ) |
3195 | 0 | { |
3196 | 0 | libcerror_error_set( |
3197 | 0 | error, |
3198 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3199 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3200 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
3201 | 0 | function, |
3202 | 0 | sub_node_block_number ); |
3203 | |
|
3204 | 0 | goto on_error; |
3205 | 0 | } |
3206 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3207 | 0 | sub_node, |
3208 | 0 | error ); |
3209 | |
|
3210 | 0 | if( is_leaf_node == -1 ) |
3211 | 0 | { |
3212 | 0 | libcerror_error_set( |
3213 | 0 | error, |
3214 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3215 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3216 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
3217 | 0 | function ); |
3218 | |
|
3219 | 0 | goto on_error; |
3220 | 0 | } |
3221 | 0 | if( is_leaf_node != 0 ) |
3222 | 0 | { |
3223 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_leaf_node( |
3224 | 0 | file_system_btree, |
3225 | 0 | sub_node, |
3226 | 0 | parent_identifier, |
3227 | 0 | directory_entries, |
3228 | 0 | error ); |
3229 | 0 | } |
3230 | 0 | else |
3231 | 0 | { |
3232 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_branch_node( |
3233 | 0 | file_system_btree, |
3234 | 0 | file_io_handle, |
3235 | 0 | sub_node, |
3236 | 0 | parent_identifier, |
3237 | 0 | transaction_identifier, |
3238 | 0 | directory_entries, |
3239 | 0 | recursion_depth + 1, |
3240 | 0 | error ); |
3241 | 0 | } |
3242 | 0 | if( result == -1 ) |
3243 | 0 | { |
3244 | 0 | libcerror_error_set( |
3245 | 0 | error, |
3246 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3247 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3248 | 0 | "%s: unable to retrieve directory entries: %" PRIu64 " from file system B-tree sub node.", |
3249 | 0 | function, |
3250 | 0 | parent_identifier ); |
3251 | |
|
3252 | 0 | goto on_error; |
3253 | 0 | } |
3254 | 0 | else if( result != 0 ) |
3255 | 0 | { |
3256 | 0 | found_directory_entry = 1; |
3257 | 0 | } |
3258 | 0 | sub_node = NULL; |
3259 | 0 | } |
3260 | 0 | previous_entry = entry; |
3261 | 0 | } |
3262 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
3263 | 0 | file_system_btree, |
3264 | 0 | file_io_handle, |
3265 | 0 | previous_entry, |
3266 | 0 | transaction_identifier, |
3267 | 0 | &sub_node_block_number, |
3268 | 0 | error ) != 1 ) |
3269 | 0 | { |
3270 | 0 | libcerror_error_set( |
3271 | 0 | error, |
3272 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3273 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3274 | 0 | "%s: unable to determine sub node block number.", |
3275 | 0 | function ); |
3276 | |
|
3277 | 0 | goto on_error; |
3278 | 0 | } |
3279 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
3280 | 0 | file_system_btree, |
3281 | 0 | file_io_handle, |
3282 | 0 | sub_node_block_number, |
3283 | 0 | &sub_node, |
3284 | 0 | error ) != 1 ) |
3285 | 0 | { |
3286 | 0 | libcerror_error_set( |
3287 | 0 | error, |
3288 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3289 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3290 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
3291 | 0 | function, |
3292 | 0 | sub_node_block_number ); |
3293 | |
|
3294 | 0 | goto on_error; |
3295 | 0 | } |
3296 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3297 | 0 | sub_node, |
3298 | 0 | error ); |
3299 | |
|
3300 | 0 | if( is_leaf_node == -1 ) |
3301 | 0 | { |
3302 | 0 | libcerror_error_set( |
3303 | 0 | error, |
3304 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3305 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3306 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
3307 | 0 | function ); |
3308 | |
|
3309 | 0 | goto on_error; |
3310 | 0 | } |
3311 | 0 | if( is_leaf_node != 0 ) |
3312 | 0 | { |
3313 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_leaf_node( |
3314 | 0 | file_system_btree, |
3315 | 0 | sub_node, |
3316 | 0 | parent_identifier, |
3317 | 0 | directory_entries, |
3318 | 0 | error ); |
3319 | 0 | } |
3320 | 0 | else |
3321 | 0 | { |
3322 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_branch_node( |
3323 | 0 | file_system_btree, |
3324 | 0 | file_io_handle, |
3325 | 0 | sub_node, |
3326 | 0 | parent_identifier, |
3327 | 0 | transaction_identifier, |
3328 | 0 | directory_entries, |
3329 | 0 | recursion_depth + 1, |
3330 | 0 | error ); |
3331 | 0 | } |
3332 | 0 | if( result == -1 ) |
3333 | 0 | { |
3334 | 0 | libcerror_error_set( |
3335 | 0 | error, |
3336 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3337 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3338 | 0 | "%s: unable to retrieve directory entries: %" PRIu64 " from file system B-tree sub node.", |
3339 | 0 | function, |
3340 | 0 | parent_identifier ); |
3341 | |
|
3342 | 0 | goto on_error; |
3343 | 0 | } |
3344 | 0 | else if( result != 0 ) |
3345 | 0 | { |
3346 | 0 | found_directory_entry = 1; |
3347 | 0 | } |
3348 | 0 | return( found_directory_entry ); |
3349 | | |
3350 | 0 | on_error: |
3351 | 0 | libcdata_array_empty( |
3352 | 0 | directory_entries, |
3353 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_directory_record_free, |
3354 | 0 | NULL ); |
3355 | |
|
3356 | 0 | return( -1 ); |
3357 | 0 | } |
3358 | | |
3359 | | /* Retrieves directory entries for a specific parent identifier from the file system B-tree |
3360 | | * Returns 1 if successful, 0 if not found or -1 on error |
3361 | | */ |
3362 | | int libfsapfs_file_system_btree_get_directory_entries( |
3363 | | libfsapfs_file_system_btree_t *file_system_btree, |
3364 | | libbfio_handle_t *file_io_handle, |
3365 | | uint64_t parent_identifier, |
3366 | | uint64_t transaction_identifier, |
3367 | | libcdata_array_t *directory_entries, |
3368 | | libcerror_error_t **error ) |
3369 | 0 | { |
3370 | 0 | libfsapfs_btree_node_t *root_node = NULL; |
3371 | 0 | static char *function = "libfsapfs_file_system_btree_get_directory_entries"; |
3372 | 0 | int is_leaf_node = 0; |
3373 | 0 | int result = 0; |
3374 | |
|
3375 | | #if defined( HAVE_PROFILER ) |
3376 | | int64_t profiler_start_timestamp = 0; |
3377 | | #endif |
3378 | |
|
3379 | 0 | if( file_system_btree == NULL ) |
3380 | 0 | { |
3381 | 0 | libcerror_error_set( |
3382 | 0 | error, |
3383 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3384 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3385 | 0 | "%s: invalid file system B-tree.", |
3386 | 0 | function ); |
3387 | |
|
3388 | 0 | return( -1 ); |
3389 | 0 | } |
3390 | | #if defined( HAVE_PROFILER ) |
3391 | | if( file_system_btree->io_handle->profiler != NULL ) |
3392 | | { |
3393 | | if( libfsapfs_profiler_start_timing( |
3394 | | file_system_btree->io_handle->profiler, |
3395 | | &profiler_start_timestamp, |
3396 | | error ) != 1 ) |
3397 | | { |
3398 | | libcerror_error_set( |
3399 | | error, |
3400 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3401 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3402 | | "%s: unable to start timing.", |
3403 | | function ); |
3404 | | |
3405 | | goto on_error; |
3406 | | } |
3407 | | } |
3408 | | #endif /* defined( HAVE_PROFILER ) */ |
3409 | | |
3410 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3411 | | if( libcnotify_verbose != 0 ) |
3412 | | { |
3413 | | libcnotify_printf( |
3414 | | "%s: retrieving directory entries of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
3415 | | function, |
3416 | | parent_identifier, |
3417 | | transaction_identifier ); |
3418 | | } |
3419 | | #endif |
3420 | 0 | result = libfsapfs_file_system_btree_get_root_node( |
3421 | 0 | file_system_btree, |
3422 | 0 | file_io_handle, |
3423 | 0 | file_system_btree->root_node_block_number, |
3424 | 0 | &root_node, |
3425 | 0 | error ); |
3426 | |
|
3427 | 0 | if( result == -1 ) |
3428 | 0 | { |
3429 | 0 | libcerror_error_set( |
3430 | 0 | error, |
3431 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3432 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3433 | 0 | "%s: unable to retrieve B-tree root node.", |
3434 | 0 | function ); |
3435 | |
|
3436 | 0 | goto on_error; |
3437 | 0 | } |
3438 | 0 | else if( result == 0 ) |
3439 | 0 | { |
3440 | 0 | return( 0 ); |
3441 | 0 | } |
3442 | 0 | if( root_node == NULL ) |
3443 | 0 | { |
3444 | 0 | libcerror_error_set( |
3445 | 0 | error, |
3446 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3447 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3448 | 0 | "%s: invalid B-tree root node.", |
3449 | 0 | function ); |
3450 | |
|
3451 | 0 | goto on_error; |
3452 | 0 | } |
3453 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3454 | 0 | root_node, |
3455 | 0 | error ); |
3456 | |
|
3457 | 0 | if( is_leaf_node == -1 ) |
3458 | 0 | { |
3459 | 0 | libcerror_error_set( |
3460 | 0 | error, |
3461 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3462 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3463 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
3464 | 0 | function ); |
3465 | |
|
3466 | 0 | goto on_error; |
3467 | 0 | } |
3468 | 0 | if( is_leaf_node != 0 ) |
3469 | 0 | { |
3470 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_leaf_node( |
3471 | 0 | file_system_btree, |
3472 | 0 | root_node, |
3473 | 0 | parent_identifier, |
3474 | 0 | directory_entries, |
3475 | 0 | error ); |
3476 | 0 | } |
3477 | 0 | else |
3478 | 0 | { |
3479 | 0 | result = libfsapfs_file_system_btree_get_directory_entries_from_branch_node( |
3480 | 0 | file_system_btree, |
3481 | 0 | file_io_handle, |
3482 | 0 | root_node, |
3483 | 0 | parent_identifier, |
3484 | 0 | transaction_identifier, |
3485 | 0 | directory_entries, |
3486 | 0 | 0, |
3487 | 0 | error ); |
3488 | 0 | } |
3489 | 0 | if( result == -1 ) |
3490 | 0 | { |
3491 | 0 | libcerror_error_set( |
3492 | 0 | error, |
3493 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3494 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3495 | 0 | "%s: unable to retrieve directory entries: %" PRIu64 " from file system B-tree root node.", |
3496 | 0 | function, |
3497 | 0 | parent_identifier ); |
3498 | |
|
3499 | 0 | goto on_error; |
3500 | 0 | } |
3501 | | #if defined( HAVE_PROFILER ) |
3502 | | if( file_system_btree->io_handle->profiler != NULL ) |
3503 | | { |
3504 | | if( libfsapfs_profiler_stop_timing( |
3505 | | file_system_btree->io_handle->profiler, |
3506 | | profiler_start_timestamp, |
3507 | | function, |
3508 | | 0, |
3509 | | 0, |
3510 | | error ) != 1 ) |
3511 | | { |
3512 | | libcerror_error_set( |
3513 | | error, |
3514 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3515 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3516 | | "%s: unable to stop timing.", |
3517 | | function ); |
3518 | | |
3519 | | goto on_error; |
3520 | | } |
3521 | | } |
3522 | | #endif /* defined( HAVE_PROFILER ) */ |
3523 | | |
3524 | 0 | return( result ); |
3525 | | |
3526 | 0 | on_error: |
3527 | 0 | libcdata_array_empty( |
3528 | 0 | directory_entries, |
3529 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_directory_record_free, |
3530 | 0 | NULL ); |
3531 | |
|
3532 | 0 | return( -1 ); |
3533 | 0 | } |
3534 | | |
3535 | | /* Retrieves attributes for a specific identifier from the file system B-tree leaf node |
3536 | | * Returns 1 if successful, 0 if not found or -1 on error |
3537 | | */ |
3538 | | int libfsapfs_file_system_btree_get_attributes_from_leaf_node( |
3539 | | libfsapfs_file_system_btree_t *file_system_btree, |
3540 | | libfsapfs_btree_node_t *node, |
3541 | | uint64_t identifier, |
3542 | | libcdata_array_t *extended_attributes_array, |
3543 | | libcerror_error_t **error ) |
3544 | 264 | { |
3545 | 264 | libfsapfs_attribute_values_t *attribute_values = NULL; |
3546 | 264 | libfsapfs_btree_entry_t *btree_entry = NULL; |
3547 | 264 | static char *function = "libfsapfs_file_system_btree_get_attributes_from_leaf_node"; |
3548 | 264 | uint64_t file_system_identifier = 0; |
3549 | 264 | uint64_t lookup_identifier = 0; |
3550 | 264 | int btree_entry_index = 0; |
3551 | 264 | int entry_index = 0; |
3552 | 264 | int found_attribute = 0; |
3553 | 264 | int is_leaf_node = 0; |
3554 | 264 | int number_of_entries = 0; |
3555 | | |
3556 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3557 | | uint8_t file_system_data_type = 0; |
3558 | | #endif |
3559 | | |
3560 | 264 | if( file_system_btree == NULL ) |
3561 | 0 | { |
3562 | 0 | libcerror_error_set( |
3563 | 0 | error, |
3564 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3565 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3566 | 0 | "%s: invalid file system B-tree.", |
3567 | 0 | function ); |
3568 | |
|
3569 | 0 | return( -1 ); |
3570 | 0 | } |
3571 | 264 | if( node == NULL ) |
3572 | 0 | { |
3573 | 0 | libcerror_error_set( |
3574 | 0 | error, |
3575 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3576 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3577 | 0 | "%s: invalid node.", |
3578 | 0 | function ); |
3579 | |
|
3580 | 0 | return( -1 ); |
3581 | 0 | } |
3582 | 264 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3583 | 264 | node, |
3584 | 264 | error ); |
3585 | | |
3586 | 264 | if( is_leaf_node == -1 ) |
3587 | 0 | { |
3588 | 0 | libcerror_error_set( |
3589 | 0 | error, |
3590 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3591 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3592 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
3593 | 0 | function ); |
3594 | |
|
3595 | 0 | goto on_error; |
3596 | 0 | } |
3597 | 264 | else if( is_leaf_node == 0 ) |
3598 | 0 | { |
3599 | 0 | libcerror_error_set( |
3600 | 0 | error, |
3601 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3602 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
3603 | 0 | "%s: invalid node - not a leaf node.", |
3604 | 0 | function ); |
3605 | |
|
3606 | 0 | goto on_error; |
3607 | 0 | } |
3608 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3609 | | if( libcnotify_verbose != 0 ) |
3610 | | { |
3611 | | libcnotify_printf( |
3612 | | "%s: retrieving extended attributes of: %" PRIu64 "\n", |
3613 | | function, |
3614 | | identifier ); |
3615 | | } |
3616 | | #endif |
3617 | 264 | if( libfsapfs_btree_node_get_number_of_entries( |
3618 | 264 | node, |
3619 | 264 | &number_of_entries, |
3620 | 264 | error ) != 1 ) |
3621 | 0 | { |
3622 | 0 | libcerror_error_set( |
3623 | 0 | error, |
3624 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3625 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3626 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3627 | 0 | function ); |
3628 | |
|
3629 | 0 | goto on_error; |
3630 | 0 | } |
3631 | 264 | lookup_identifier = ( (uint64_t) LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_EXTENDED_ATTRIBUTE << 60 ) | identifier; |
3632 | | |
3633 | 264 | for( btree_entry_index = 0; |
3634 | 5.91k | btree_entry_index < number_of_entries; |
3635 | 5.64k | btree_entry_index++ ) |
3636 | 5.82k | { |
3637 | 5.82k | if( libfsapfs_btree_node_get_entry_by_index( |
3638 | 5.82k | node, |
3639 | 5.82k | btree_entry_index, |
3640 | 5.82k | &btree_entry, |
3641 | 5.82k | error ) != 1 ) |
3642 | 0 | { |
3643 | 0 | libcerror_error_set( |
3644 | 0 | error, |
3645 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3646 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3647 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3648 | 0 | function ); |
3649 | |
|
3650 | 0 | goto on_error; |
3651 | 0 | } |
3652 | 5.82k | if( btree_entry == NULL ) |
3653 | 0 | { |
3654 | 0 | libcerror_error_set( |
3655 | 0 | error, |
3656 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3657 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3658 | 0 | "%s: invalid B-tree entry: %d.", |
3659 | 0 | function, |
3660 | 0 | btree_entry_index ); |
3661 | |
|
3662 | 0 | goto on_error; |
3663 | 0 | } |
3664 | 5.82k | if( btree_entry->key_data == NULL ) |
3665 | 4 | { |
3666 | 4 | libcerror_error_set( |
3667 | 4 | error, |
3668 | 4 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3669 | 4 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3670 | 4 | "%s: invalid B-tree entry: %d - missing key data.", |
3671 | 4 | function, |
3672 | 4 | btree_entry_index ); |
3673 | | |
3674 | 4 | goto on_error; |
3675 | 4 | } |
3676 | 5.82k | if( btree_entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
3677 | 5 | { |
3678 | 5 | libcerror_error_set( |
3679 | 5 | error, |
3680 | 5 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3681 | 5 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3682 | 5 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
3683 | 5 | function, |
3684 | 5 | btree_entry_index ); |
3685 | | |
3686 | 5 | goto on_error; |
3687 | 5 | } |
3688 | 5.81k | byte_stream_copy_to_uint64_little_endian( |
3689 | 5.81k | ( (fsapfs_file_system_btree_key_common_t *) btree_entry->key_data )->file_system_identifier, |
3690 | 5.81k | file_system_identifier ); |
3691 | | |
3692 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3693 | | if( libcnotify_verbose != 0 ) |
3694 | | { |
3695 | | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
3696 | | |
3697 | | libcnotify_printf( |
3698 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
3699 | | function, |
3700 | | btree_entry_index, |
3701 | | file_system_identifier & 0x0fffffffffffffffUL, |
3702 | | file_system_data_type, |
3703 | | libfsapfs_debug_print_file_system_data_type( |
3704 | | file_system_data_type ) ); |
3705 | | } |
3706 | | #endif |
3707 | 5.81k | if( ( file_system_identifier & 0x0fffffffffffffffUL ) > identifier ) |
3708 | 99 | { |
3709 | 99 | break; |
3710 | 99 | } |
3711 | 5.71k | if( file_system_identifier != lookup_identifier ) |
3712 | 5.38k | { |
3713 | 5.38k | continue; |
3714 | 5.38k | } |
3715 | 335 | if( libfsapfs_attribute_values_initialize( |
3716 | 335 | &attribute_values, |
3717 | 335 | error ) != 1 ) |
3718 | 0 | { |
3719 | 0 | libcerror_error_set( |
3720 | 0 | error, |
3721 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3722 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3723 | 0 | "%s: unable to create attribute values.", |
3724 | 0 | function ); |
3725 | |
|
3726 | 0 | goto on_error; |
3727 | 0 | } |
3728 | 335 | if( libfsapfs_attribute_values_read_key_data( |
3729 | 335 | attribute_values, |
3730 | 335 | btree_entry->key_data, |
3731 | 335 | (size_t) btree_entry->key_data_size, |
3732 | 335 | error ) != 1 ) |
3733 | 30 | { |
3734 | 30 | libcerror_error_set( |
3735 | 30 | error, |
3736 | 30 | LIBCERROR_ERROR_DOMAIN_IO, |
3737 | 30 | LIBCERROR_IO_ERROR_READ_FAILED, |
3738 | 30 | "%s: unable to read attribute values key data.", |
3739 | 30 | function ); |
3740 | | |
3741 | 30 | goto on_error; |
3742 | 30 | } |
3743 | 305 | if( libfsapfs_attribute_values_read_value_data( |
3744 | 305 | attribute_values, |
3745 | 305 | btree_entry->value_data, |
3746 | 305 | (size_t) btree_entry->value_data_size, |
3747 | 305 | error ) != 1 ) |
3748 | 40 | { |
3749 | 40 | libcerror_error_set( |
3750 | 40 | error, |
3751 | 40 | LIBCERROR_ERROR_DOMAIN_IO, |
3752 | 40 | LIBCERROR_IO_ERROR_READ_FAILED, |
3753 | 40 | "%s: unable to read attribute values value data.", |
3754 | 40 | function ); |
3755 | | |
3756 | 40 | goto on_error; |
3757 | 40 | } |
3758 | 265 | if( libcdata_array_append_entry( |
3759 | 265 | extended_attributes_array, |
3760 | 265 | &entry_index, |
3761 | 265 | (intptr_t *) attribute_values, |
3762 | 265 | error ) != 1 ) |
3763 | 0 | { |
3764 | 0 | libcerror_error_set( |
3765 | 0 | error, |
3766 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3767 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
3768 | 0 | "%s: unable to append attribute values to extended attributes array.", |
3769 | 0 | function ); |
3770 | |
|
3771 | 0 | goto on_error; |
3772 | 0 | } |
3773 | 265 | attribute_values = NULL; |
3774 | | |
3775 | 265 | found_attribute = 1; |
3776 | 265 | } |
3777 | 185 | return( found_attribute ); |
3778 | | |
3779 | 79 | on_error: |
3780 | 79 | if( attribute_values != NULL ) |
3781 | 70 | { |
3782 | 70 | libfsapfs_attribute_values_free( |
3783 | 70 | &attribute_values, |
3784 | 70 | NULL ); |
3785 | 70 | } |
3786 | 79 | libcdata_array_empty( |
3787 | 79 | extended_attributes_array, |
3788 | 79 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_attribute_values_free, |
3789 | 79 | NULL ); |
3790 | | |
3791 | 79 | return( -1 ); |
3792 | 264 | } |
3793 | | |
3794 | | /* Retrieves attributes for a specific identifier from the file system B-tree branch node |
3795 | | * Returns 1 if successful, 0 if not found or -1 on error |
3796 | | */ |
3797 | | int libfsapfs_file_system_btree_get_attributes_from_branch_node( |
3798 | | libfsapfs_file_system_btree_t *file_system_btree, |
3799 | | libbfio_handle_t *file_io_handle, |
3800 | | libfsapfs_btree_node_t *node, |
3801 | | uint64_t identifier, |
3802 | | uint64_t transaction_identifier, |
3803 | | libcdata_array_t *extended_attributes_array, |
3804 | | int recursion_depth, |
3805 | | libcerror_error_t **error ) |
3806 | 0 | { |
3807 | 0 | libfsapfs_btree_entry_t *entry = NULL; |
3808 | 0 | libfsapfs_btree_entry_t *previous_entry = NULL; |
3809 | 0 | libfsapfs_btree_node_t *sub_node = NULL; |
3810 | 0 | static char *function = "libfsapfs_file_system_btree_get_attributes_from_branch_node"; |
3811 | 0 | uint64_t file_system_identifier = 0; |
3812 | 0 | uint64_t sub_node_block_number = 0; |
3813 | 0 | uint8_t file_system_data_type = 0; |
3814 | 0 | int entry_index = 0; |
3815 | 0 | int found_attribute = 0; |
3816 | 0 | int is_leaf_node = 0; |
3817 | 0 | int number_of_entries = 0; |
3818 | 0 | int result = 0; |
3819 | |
|
3820 | 0 | if( file_system_btree == NULL ) |
3821 | 0 | { |
3822 | 0 | libcerror_error_set( |
3823 | 0 | error, |
3824 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3825 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3826 | 0 | "%s: invalid file system B-tree.", |
3827 | 0 | function ); |
3828 | |
|
3829 | 0 | return( -1 ); |
3830 | 0 | } |
3831 | 0 | if( node == NULL ) |
3832 | 0 | { |
3833 | 0 | libcerror_error_set( |
3834 | 0 | error, |
3835 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3836 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3837 | 0 | "%s: invalid node.", |
3838 | 0 | function ); |
3839 | |
|
3840 | 0 | return( -1 ); |
3841 | 0 | } |
3842 | 0 | if( ( recursion_depth < 0 ) |
3843 | 0 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
3844 | 0 | { |
3845 | 0 | libcerror_error_set( |
3846 | 0 | error, |
3847 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3848 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3849 | 0 | "%s: invalid recursion depth value out of bounds.", |
3850 | 0 | function ); |
3851 | |
|
3852 | 0 | return( -1 ); |
3853 | 0 | } |
3854 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
3855 | 0 | node, |
3856 | 0 | error ); |
3857 | |
|
3858 | 0 | if( is_leaf_node == -1 ) |
3859 | 0 | { |
3860 | 0 | libcerror_error_set( |
3861 | 0 | error, |
3862 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3863 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3864 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
3865 | 0 | function ); |
3866 | |
|
3867 | 0 | goto on_error; |
3868 | 0 | } |
3869 | 0 | else if( is_leaf_node != 0 ) |
3870 | 0 | { |
3871 | 0 | libcerror_error_set( |
3872 | 0 | error, |
3873 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3874 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
3875 | 0 | "%s: invalid node - not a branch node.", |
3876 | 0 | function ); |
3877 | |
|
3878 | 0 | goto on_error; |
3879 | 0 | } |
3880 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3881 | | if( libcnotify_verbose != 0 ) |
3882 | | { |
3883 | | libcnotify_printf( |
3884 | | "%s: retrieving attributes of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
3885 | | function, |
3886 | | identifier, |
3887 | | transaction_identifier ); |
3888 | | } |
3889 | | #endif |
3890 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
3891 | 0 | node, |
3892 | 0 | &number_of_entries, |
3893 | 0 | error ) != 1 ) |
3894 | 0 | { |
3895 | 0 | libcerror_error_set( |
3896 | 0 | error, |
3897 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3898 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3899 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3900 | 0 | function ); |
3901 | |
|
3902 | 0 | goto on_error; |
3903 | 0 | } |
3904 | 0 | for( entry_index = 0; |
3905 | 0 | entry_index < number_of_entries; |
3906 | 0 | entry_index++ ) |
3907 | 0 | { |
3908 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
3909 | 0 | node, |
3910 | 0 | entry_index, |
3911 | 0 | &entry, |
3912 | 0 | error ) != 1 ) |
3913 | 0 | { |
3914 | 0 | libcerror_error_set( |
3915 | 0 | error, |
3916 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3917 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3918 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
3919 | 0 | function ); |
3920 | |
|
3921 | 0 | goto on_error; |
3922 | 0 | } |
3923 | 0 | if( entry == NULL ) |
3924 | 0 | { |
3925 | 0 | libcerror_error_set( |
3926 | 0 | error, |
3927 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3928 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3929 | 0 | "%s: invalid B-tree entry: %d.", |
3930 | 0 | function, |
3931 | 0 | entry_index ); |
3932 | |
|
3933 | 0 | goto on_error; |
3934 | 0 | } |
3935 | 0 | if( entry->key_data == NULL ) |
3936 | 0 | { |
3937 | 0 | libcerror_error_set( |
3938 | 0 | error, |
3939 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3940 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3941 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
3942 | 0 | function, |
3943 | 0 | entry_index ); |
3944 | |
|
3945 | 0 | goto on_error; |
3946 | 0 | } |
3947 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
3948 | 0 | { |
3949 | 0 | libcerror_error_set( |
3950 | 0 | error, |
3951 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3952 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
3953 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
3954 | 0 | function, |
3955 | 0 | entry_index ); |
3956 | |
|
3957 | 0 | goto on_error; |
3958 | 0 | } |
3959 | 0 | byte_stream_copy_to_uint64_little_endian( |
3960 | 0 | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
3961 | 0 | file_system_identifier ); |
3962 | |
|
3963 | 0 | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
3964 | |
|
3965 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3966 | | if( libcnotify_verbose != 0 ) |
3967 | | { |
3968 | | libcnotify_printf( |
3969 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
3970 | | function, |
3971 | | entry_index, |
3972 | | file_system_identifier & 0x0fffffffffffffffUL, |
3973 | | file_system_data_type, |
3974 | | libfsapfs_debug_print_file_system_data_type( |
3975 | | file_system_data_type ) ); |
3976 | | } |
3977 | | #endif |
3978 | 0 | file_system_identifier &= 0x0fffffffffffffffUL; |
3979 | |
|
3980 | 0 | if( ( file_system_identifier > identifier ) |
3981 | 0 | || ( ( file_system_identifier == identifier ) |
3982 | 0 | && ( file_system_data_type > LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_EXTENDED_ATTRIBUTE ) ) ) |
3983 | 0 | { |
3984 | 0 | break; |
3985 | 0 | } |
3986 | 0 | if( ( file_system_identifier == identifier ) |
3987 | 0 | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_EXTENDED_ATTRIBUTE ) |
3988 | 0 | && ( previous_entry != NULL ) ) |
3989 | 0 | { |
3990 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
3991 | 0 | file_system_btree, |
3992 | 0 | file_io_handle, |
3993 | 0 | previous_entry, |
3994 | 0 | transaction_identifier, |
3995 | 0 | &sub_node_block_number, |
3996 | 0 | error ) != 1 ) |
3997 | 0 | { |
3998 | 0 | libcerror_error_set( |
3999 | 0 | error, |
4000 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4001 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4002 | 0 | "%s: unable to determine sub node block number.", |
4003 | 0 | function ); |
4004 | |
|
4005 | 0 | goto on_error; |
4006 | 0 | } |
4007 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
4008 | 0 | file_system_btree, |
4009 | 0 | file_io_handle, |
4010 | 0 | sub_node_block_number, |
4011 | 0 | &sub_node, |
4012 | 0 | error ) != 1 ) |
4013 | 0 | { |
4014 | 0 | libcerror_error_set( |
4015 | 0 | error, |
4016 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4017 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4018 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
4019 | 0 | function, |
4020 | 0 | sub_node_block_number ); |
4021 | |
|
4022 | 0 | goto on_error; |
4023 | 0 | } |
4024 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4025 | 0 | sub_node, |
4026 | 0 | error ); |
4027 | |
|
4028 | 0 | if( is_leaf_node == -1 ) |
4029 | 0 | { |
4030 | 0 | libcerror_error_set( |
4031 | 0 | error, |
4032 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4033 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4034 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
4035 | 0 | function ); |
4036 | |
|
4037 | 0 | goto on_error; |
4038 | 0 | } |
4039 | 0 | if( is_leaf_node != 0 ) |
4040 | 0 | { |
4041 | 0 | result = libfsapfs_file_system_btree_get_attributes_from_leaf_node( |
4042 | 0 | file_system_btree, |
4043 | 0 | sub_node, |
4044 | 0 | identifier, |
4045 | 0 | extended_attributes_array, |
4046 | 0 | error ); |
4047 | 0 | } |
4048 | 0 | else |
4049 | 0 | { |
4050 | 0 | result = libfsapfs_file_system_btree_get_attributes_from_branch_node( |
4051 | 0 | file_system_btree, |
4052 | 0 | file_io_handle, |
4053 | 0 | sub_node, |
4054 | 0 | identifier, |
4055 | 0 | transaction_identifier, |
4056 | 0 | extended_attributes_array, |
4057 | 0 | recursion_depth + 1, |
4058 | 0 | error ); |
4059 | 0 | } |
4060 | 0 | if( result == -1 ) |
4061 | 0 | { |
4062 | 0 | libcerror_error_set( |
4063 | 0 | error, |
4064 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4065 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4066 | 0 | "%s: unable to retrieve attributes: %" PRIu64 " from file system B-tree sub node.", |
4067 | 0 | function, |
4068 | 0 | identifier ); |
4069 | |
|
4070 | 0 | goto on_error; |
4071 | 0 | } |
4072 | 0 | else if( result != 0 ) |
4073 | 0 | { |
4074 | 0 | found_attribute = 1; |
4075 | 0 | } |
4076 | 0 | sub_node = NULL; |
4077 | 0 | } |
4078 | 0 | previous_entry = entry; |
4079 | 0 | } |
4080 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
4081 | 0 | file_system_btree, |
4082 | 0 | file_io_handle, |
4083 | 0 | previous_entry, |
4084 | 0 | transaction_identifier, |
4085 | 0 | &sub_node_block_number, |
4086 | 0 | error ) != 1 ) |
4087 | 0 | { |
4088 | 0 | libcerror_error_set( |
4089 | 0 | error, |
4090 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4091 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4092 | 0 | "%s: unable to determine sub node block number.", |
4093 | 0 | function ); |
4094 | |
|
4095 | 0 | goto on_error; |
4096 | 0 | } |
4097 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
4098 | 0 | file_system_btree, |
4099 | 0 | file_io_handle, |
4100 | 0 | sub_node_block_number, |
4101 | 0 | &sub_node, |
4102 | 0 | error ) != 1 ) |
4103 | 0 | { |
4104 | 0 | libcerror_error_set( |
4105 | 0 | error, |
4106 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4107 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4108 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
4109 | 0 | function, |
4110 | 0 | sub_node_block_number ); |
4111 | |
|
4112 | 0 | goto on_error; |
4113 | 0 | } |
4114 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4115 | 0 | sub_node, |
4116 | 0 | error ); |
4117 | |
|
4118 | 0 | if( is_leaf_node == -1 ) |
4119 | 0 | { |
4120 | 0 | libcerror_error_set( |
4121 | 0 | error, |
4122 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4123 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4124 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
4125 | 0 | function ); |
4126 | |
|
4127 | 0 | goto on_error; |
4128 | 0 | } |
4129 | 0 | if( is_leaf_node != 0 ) |
4130 | 0 | { |
4131 | 0 | result = libfsapfs_file_system_btree_get_attributes_from_leaf_node( |
4132 | 0 | file_system_btree, |
4133 | 0 | sub_node, |
4134 | 0 | identifier, |
4135 | 0 | extended_attributes_array, |
4136 | 0 | error ); |
4137 | 0 | } |
4138 | 0 | else |
4139 | 0 | { |
4140 | 0 | result = libfsapfs_file_system_btree_get_attributes_from_branch_node( |
4141 | 0 | file_system_btree, |
4142 | 0 | file_io_handle, |
4143 | 0 | sub_node, |
4144 | 0 | identifier, |
4145 | 0 | transaction_identifier, |
4146 | 0 | extended_attributes_array, |
4147 | 0 | recursion_depth + 1, |
4148 | 0 | error ); |
4149 | 0 | } |
4150 | 0 | if( result == -1 ) |
4151 | 0 | { |
4152 | 0 | libcerror_error_set( |
4153 | 0 | error, |
4154 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4155 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4156 | 0 | "%s: unable to retrieve attributes: %" PRIu64 " from file system B-tree sub node.", |
4157 | 0 | function, |
4158 | 0 | identifier ); |
4159 | |
|
4160 | 0 | goto on_error; |
4161 | 0 | } |
4162 | 0 | else if( result != 0 ) |
4163 | 0 | { |
4164 | 0 | found_attribute = 1; |
4165 | 0 | } |
4166 | 0 | return( found_attribute ); |
4167 | | |
4168 | 0 | on_error: |
4169 | 0 | libcdata_array_empty( |
4170 | 0 | extended_attributes_array, |
4171 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_attribute_values_free, |
4172 | 0 | NULL ); |
4173 | |
|
4174 | 0 | return( -1 ); |
4175 | 0 | } |
4176 | | |
4177 | | /* Retrieves attributes for a specific identifier from the file system B-tree |
4178 | | * Returns 1 if successful, 0 if not found or -1 on error |
4179 | | */ |
4180 | | int libfsapfs_file_system_btree_get_attributes( |
4181 | | libfsapfs_file_system_btree_t *file_system_btree, |
4182 | | libbfio_handle_t *file_io_handle, |
4183 | | uint64_t identifier, |
4184 | | uint64_t transaction_identifier, |
4185 | | libcdata_array_t *extended_attributes_array, |
4186 | | libcerror_error_t **error ) |
4187 | 264 | { |
4188 | 264 | libfsapfs_btree_node_t *root_node = NULL; |
4189 | 264 | static char *function = "libfsapfs_file_system_btree_get_attributes"; |
4190 | 264 | int is_leaf_node = 0; |
4191 | 264 | int result = 0; |
4192 | | |
4193 | | #if defined( HAVE_PROFILER ) |
4194 | | int64_t profiler_start_timestamp = 0; |
4195 | | #endif |
4196 | | |
4197 | 264 | if( file_system_btree == NULL ) |
4198 | 0 | { |
4199 | 0 | libcerror_error_set( |
4200 | 0 | error, |
4201 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4202 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4203 | 0 | "%s: invalid file system B-tree.", |
4204 | 0 | function ); |
4205 | |
|
4206 | 0 | return( -1 ); |
4207 | 0 | } |
4208 | | #if defined( HAVE_PROFILER ) |
4209 | | if( file_system_btree->io_handle->profiler != NULL ) |
4210 | | { |
4211 | | if( libfsapfs_profiler_start_timing( |
4212 | | file_system_btree->io_handle->profiler, |
4213 | | &profiler_start_timestamp, |
4214 | | error ) != 1 ) |
4215 | | { |
4216 | | libcerror_error_set( |
4217 | | error, |
4218 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4219 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
4220 | | "%s: unable to start timing.", |
4221 | | function ); |
4222 | | |
4223 | | goto on_error; |
4224 | | } |
4225 | | } |
4226 | | #endif /* defined( HAVE_PROFILER ) */ |
4227 | | |
4228 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4229 | | if( libcnotify_verbose != 0 ) |
4230 | | { |
4231 | | libcnotify_printf( |
4232 | | "%s: retrieving attributes of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
4233 | | function, |
4234 | | identifier, |
4235 | | transaction_identifier ); |
4236 | | } |
4237 | | #endif |
4238 | 264 | result = libfsapfs_file_system_btree_get_root_node( |
4239 | 264 | file_system_btree, |
4240 | 264 | file_io_handle, |
4241 | 264 | file_system_btree->root_node_block_number, |
4242 | 264 | &root_node, |
4243 | 264 | error ); |
4244 | | |
4245 | 264 | if( result == -1 ) |
4246 | 0 | { |
4247 | 0 | libcerror_error_set( |
4248 | 0 | error, |
4249 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4250 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4251 | 0 | "%s: unable to retrieve B-tree root node.", |
4252 | 0 | function ); |
4253 | |
|
4254 | 0 | goto on_error; |
4255 | 0 | } |
4256 | 264 | else if( result == 0 ) |
4257 | 0 | { |
4258 | 0 | return( 0 ); |
4259 | 0 | } |
4260 | 264 | if( root_node == NULL ) |
4261 | 0 | { |
4262 | 0 | libcerror_error_set( |
4263 | 0 | error, |
4264 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4265 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
4266 | 0 | "%s: invalid B-tree root node.", |
4267 | 0 | function ); |
4268 | |
|
4269 | 0 | goto on_error; |
4270 | 0 | } |
4271 | 264 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4272 | 264 | root_node, |
4273 | 264 | error ); |
4274 | | |
4275 | 264 | if( is_leaf_node == -1 ) |
4276 | 0 | { |
4277 | 0 | libcerror_error_set( |
4278 | 0 | error, |
4279 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4280 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4281 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
4282 | 0 | function ); |
4283 | |
|
4284 | 0 | goto on_error; |
4285 | 0 | } |
4286 | 264 | if( is_leaf_node != 0 ) |
4287 | 264 | { |
4288 | 264 | result = libfsapfs_file_system_btree_get_attributes_from_leaf_node( |
4289 | 264 | file_system_btree, |
4290 | 264 | root_node, |
4291 | 264 | identifier, |
4292 | 264 | extended_attributes_array, |
4293 | 264 | error ); |
4294 | 264 | } |
4295 | 0 | else |
4296 | 0 | { |
4297 | 0 | result = libfsapfs_file_system_btree_get_attributes_from_branch_node( |
4298 | 0 | file_system_btree, |
4299 | 0 | file_io_handle, |
4300 | 0 | root_node, |
4301 | 0 | identifier, |
4302 | 0 | transaction_identifier, |
4303 | 0 | extended_attributes_array, |
4304 | 0 | 0, |
4305 | 0 | error ); |
4306 | 0 | } |
4307 | 264 | if( result == -1 ) |
4308 | 79 | { |
4309 | 79 | libcerror_error_set( |
4310 | 79 | error, |
4311 | 79 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4312 | 79 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4313 | 79 | "%s: unable to retrieve attributes: %" PRIu64 " from file system B-tree root node.", |
4314 | 79 | function, |
4315 | 79 | identifier ); |
4316 | | |
4317 | 79 | goto on_error; |
4318 | 79 | } |
4319 | | #if defined( HAVE_PROFILER ) |
4320 | | if( file_system_btree->io_handle->profiler != NULL ) |
4321 | | { |
4322 | | if( libfsapfs_profiler_stop_timing( |
4323 | | file_system_btree->io_handle->profiler, |
4324 | | profiler_start_timestamp, |
4325 | | function, |
4326 | | 0, |
4327 | | 0, |
4328 | | error ) != 1 ) |
4329 | | { |
4330 | | libcerror_error_set( |
4331 | | error, |
4332 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4333 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
4334 | | "%s: unable to stop timing.", |
4335 | | function ); |
4336 | | |
4337 | | goto on_error; |
4338 | | } |
4339 | | } |
4340 | | #endif /* defined( HAVE_PROFILER ) */ |
4341 | | |
4342 | 185 | return( result ); |
4343 | | |
4344 | 79 | on_error: |
4345 | 79 | libcdata_array_empty( |
4346 | 79 | extended_attributes_array, |
4347 | 79 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_attribute_values_free, |
4348 | 79 | NULL ); |
4349 | | |
4350 | 79 | return( -1 ); |
4351 | 264 | } |
4352 | | |
4353 | | /* Retrieves file extents for a specific identifier from the file system B-tree leaf node |
4354 | | * Returns 1 if successful, 0 if not found or -1 on error |
4355 | | */ |
4356 | | int libfsapfs_file_system_btree_get_file_extents_from_leaf_node( |
4357 | | libfsapfs_file_system_btree_t *file_system_btree, |
4358 | | libfsapfs_btree_node_t *node, |
4359 | | uint64_t identifier, |
4360 | | libcdata_array_t *file_extents, |
4361 | | libcerror_error_t **error ) |
4362 | 0 | { |
4363 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
4364 | 0 | libfsapfs_file_extent_t *file_extent = NULL; |
4365 | 0 | static char *function = "libfsapfs_file_system_btree_get_file_extents_from_leaf_node"; |
4366 | 0 | uint64_t file_system_identifier = 0; |
4367 | 0 | uint64_t lookup_identifier = 0; |
4368 | 0 | int btree_entry_index = 0; |
4369 | 0 | int entry_index = 0; |
4370 | 0 | int found_file_extent = 0; |
4371 | 0 | int is_leaf_node = 0; |
4372 | 0 | int number_of_entries = 0; |
4373 | |
|
4374 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4375 | | uint8_t file_system_data_type = 0; |
4376 | | #endif |
4377 | |
|
4378 | 0 | if( file_system_btree == NULL ) |
4379 | 0 | { |
4380 | 0 | libcerror_error_set( |
4381 | 0 | error, |
4382 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4383 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4384 | 0 | "%s: invalid file system B-tree.", |
4385 | 0 | function ); |
4386 | |
|
4387 | 0 | return( -1 ); |
4388 | 0 | } |
4389 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4390 | 0 | node, |
4391 | 0 | error ); |
4392 | |
|
4393 | 0 | if( is_leaf_node == -1 ) |
4394 | 0 | { |
4395 | 0 | libcerror_error_set( |
4396 | 0 | error, |
4397 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4398 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4399 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
4400 | 0 | function ); |
4401 | |
|
4402 | 0 | goto on_error; |
4403 | 0 | } |
4404 | 0 | else if( is_leaf_node == 0 ) |
4405 | 0 | { |
4406 | 0 | libcerror_error_set( |
4407 | 0 | error, |
4408 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4409 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
4410 | 0 | "%s: invalid node - not a leaf node.", |
4411 | 0 | function ); |
4412 | |
|
4413 | 0 | goto on_error; |
4414 | 0 | } |
4415 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4416 | | if( libcnotify_verbose != 0 ) |
4417 | | { |
4418 | | libcnotify_printf( |
4419 | | "%s: retrieving file extents of: %" PRIu64 "\n", |
4420 | | function, |
4421 | | identifier ); |
4422 | | } |
4423 | | #endif |
4424 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
4425 | 0 | node, |
4426 | 0 | &number_of_entries, |
4427 | 0 | error ) != 1 ) |
4428 | 0 | { |
4429 | 0 | libcerror_error_set( |
4430 | 0 | error, |
4431 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4432 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4433 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
4434 | 0 | function ); |
4435 | |
|
4436 | 0 | goto on_error; |
4437 | 0 | } |
4438 | 0 | lookup_identifier = ( (uint64_t) LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_FILE_EXTENT << 60 ) | identifier; |
4439 | |
|
4440 | 0 | for( btree_entry_index = 0; |
4441 | 0 | btree_entry_index < number_of_entries; |
4442 | 0 | btree_entry_index++ ) |
4443 | 0 | { |
4444 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
4445 | 0 | node, |
4446 | 0 | btree_entry_index, |
4447 | 0 | &btree_entry, |
4448 | 0 | error ) != 1 ) |
4449 | 0 | { |
4450 | 0 | libcerror_error_set( |
4451 | 0 | error, |
4452 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4453 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4454 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
4455 | 0 | function ); |
4456 | |
|
4457 | 0 | goto on_error; |
4458 | 0 | } |
4459 | 0 | if( btree_entry == NULL ) |
4460 | 0 | { |
4461 | 0 | libcerror_error_set( |
4462 | 0 | error, |
4463 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4464 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
4465 | 0 | "%s: invalid B-tree entry: %d.", |
4466 | 0 | function, |
4467 | 0 | btree_entry_index ); |
4468 | |
|
4469 | 0 | goto on_error; |
4470 | 0 | } |
4471 | 0 | if( btree_entry->key_data == NULL ) |
4472 | 0 | { |
4473 | 0 | libcerror_error_set( |
4474 | 0 | error, |
4475 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4476 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
4477 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
4478 | 0 | function, |
4479 | 0 | btree_entry_index ); |
4480 | |
|
4481 | 0 | goto on_error; |
4482 | 0 | } |
4483 | 0 | if( btree_entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
4484 | 0 | { |
4485 | 0 | libcerror_error_set( |
4486 | 0 | error, |
4487 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4488 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
4489 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
4490 | 0 | function, |
4491 | 0 | btree_entry_index ); |
4492 | |
|
4493 | 0 | goto on_error; |
4494 | 0 | } |
4495 | 0 | byte_stream_copy_to_uint64_little_endian( |
4496 | 0 | ( (fsapfs_file_system_btree_key_common_t *) btree_entry->key_data )->file_system_identifier, |
4497 | 0 | file_system_identifier ); |
4498 | |
|
4499 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4500 | | if( libcnotify_verbose != 0 ) |
4501 | | { |
4502 | | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
4503 | | |
4504 | | libcnotify_printf( |
4505 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
4506 | | function, |
4507 | | btree_entry_index, |
4508 | | file_system_identifier & 0x0fffffffffffffffUL, |
4509 | | file_system_data_type, |
4510 | | libfsapfs_debug_print_file_system_data_type( |
4511 | | file_system_data_type ) ); |
4512 | | } |
4513 | | #endif |
4514 | 0 | if( ( file_system_identifier & 0x0fffffffffffffffUL ) > identifier ) |
4515 | 0 | { |
4516 | 0 | break; |
4517 | 0 | } |
4518 | 0 | if( file_system_identifier != lookup_identifier ) |
4519 | 0 | { |
4520 | 0 | continue; |
4521 | 0 | } |
4522 | 0 | if( libfsapfs_file_extent_initialize( |
4523 | 0 | &file_extent, |
4524 | 0 | error ) != 1 ) |
4525 | 0 | { |
4526 | 0 | libcerror_error_set( |
4527 | 0 | error, |
4528 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4529 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
4530 | 0 | "%s: unable to create file extent.", |
4531 | 0 | function ); |
4532 | |
|
4533 | 0 | goto on_error; |
4534 | 0 | } |
4535 | 0 | if( libfsapfs_file_extent_read_key_data( |
4536 | 0 | file_extent, |
4537 | 0 | btree_entry->key_data, |
4538 | 0 | (size_t) btree_entry->key_data_size, |
4539 | 0 | error ) != 1 ) |
4540 | 0 | { |
4541 | 0 | libcerror_error_set( |
4542 | 0 | error, |
4543 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
4544 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
4545 | 0 | "%s: unable to read file extent key data.", |
4546 | 0 | function ); |
4547 | |
|
4548 | 0 | goto on_error; |
4549 | 0 | } |
4550 | 0 | if( libfsapfs_file_extent_read_value_data( |
4551 | 0 | file_extent, |
4552 | 0 | btree_entry->value_data, |
4553 | 0 | (size_t) btree_entry->value_data_size, |
4554 | 0 | error ) != 1 ) |
4555 | 0 | { |
4556 | 0 | libcerror_error_set( |
4557 | 0 | error, |
4558 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
4559 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
4560 | 0 | "%s: unable to read file extent value data.", |
4561 | 0 | function ); |
4562 | |
|
4563 | 0 | goto on_error; |
4564 | 0 | } |
4565 | 0 | if( libcdata_array_append_entry( |
4566 | 0 | file_extents, |
4567 | 0 | &entry_index, |
4568 | 0 | (intptr_t *) file_extent, |
4569 | 0 | error ) != 1 ) |
4570 | 0 | { |
4571 | 0 | libcerror_error_set( |
4572 | 0 | error, |
4573 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4574 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
4575 | 0 | "%s: unable to append file extent to array.", |
4576 | 0 | function ); |
4577 | |
|
4578 | 0 | goto on_error; |
4579 | 0 | } |
4580 | 0 | file_extent = NULL; |
4581 | |
|
4582 | 0 | found_file_extent = 1; |
4583 | 0 | } |
4584 | 0 | return( found_file_extent ); |
4585 | | |
4586 | 0 | on_error: |
4587 | 0 | if( file_extent != NULL ) |
4588 | 0 | { |
4589 | 0 | libfsapfs_file_extent_free( |
4590 | 0 | &file_extent, |
4591 | 0 | NULL ); |
4592 | 0 | } |
4593 | 0 | libcdata_array_empty( |
4594 | 0 | file_extents, |
4595 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_file_extent_free, |
4596 | 0 | NULL ); |
4597 | |
|
4598 | 0 | return( -1 ); |
4599 | 0 | } |
4600 | | |
4601 | | /* Retrieves file extents for a specific identifier from the file system B-tree branch node |
4602 | | * Returns 1 if successful, 0 if not found or -1 on error |
4603 | | */ |
4604 | | int libfsapfs_file_system_btree_get_file_extents_from_branch_node( |
4605 | | libfsapfs_file_system_btree_t *file_system_btree, |
4606 | | libbfio_handle_t *file_io_handle, |
4607 | | libfsapfs_btree_node_t *node, |
4608 | | uint64_t identifier, |
4609 | | uint64_t transaction_identifier, |
4610 | | libcdata_array_t *file_extents, |
4611 | | int recursion_depth, |
4612 | | libcerror_error_t **error ) |
4613 | 0 | { |
4614 | 0 | libfsapfs_btree_entry_t *entry = NULL; |
4615 | 0 | libfsapfs_btree_entry_t *previous_entry = NULL; |
4616 | 0 | libfsapfs_btree_node_t *sub_node = NULL; |
4617 | 0 | static char *function = "libfsapfs_file_system_btree_get_file_extents_from_branch_node"; |
4618 | 0 | uint64_t file_extent_logical_address = 0; |
4619 | 0 | uint64_t file_system_identifier = 0; |
4620 | 0 | uint64_t sub_node_block_number = 0; |
4621 | 0 | uint8_t file_system_data_type = 0; |
4622 | 0 | int entry_index = 0; |
4623 | 0 | int found_file_extent = 0; |
4624 | 0 | int is_leaf_node = 0; |
4625 | 0 | int number_of_entries = 0; |
4626 | 0 | int result = 0; |
4627 | |
|
4628 | 0 | if( file_system_btree == NULL ) |
4629 | 0 | { |
4630 | 0 | libcerror_error_set( |
4631 | 0 | error, |
4632 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4633 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4634 | 0 | "%s: invalid file system B-tree.", |
4635 | 0 | function ); |
4636 | |
|
4637 | 0 | return( -1 ); |
4638 | 0 | } |
4639 | 0 | if( node == NULL ) |
4640 | 0 | { |
4641 | 0 | libcerror_error_set( |
4642 | 0 | error, |
4643 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4644 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4645 | 0 | "%s: invalid node.", |
4646 | 0 | function ); |
4647 | |
|
4648 | 0 | return( -1 ); |
4649 | 0 | } |
4650 | 0 | if( ( recursion_depth < 0 ) |
4651 | 0 | || ( recursion_depth > LIBFSAPFS_MAXIMUM_BTREE_NODE_RECURSION_DEPTH ) ) |
4652 | 0 | { |
4653 | 0 | libcerror_error_set( |
4654 | 0 | error, |
4655 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4656 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
4657 | 0 | "%s: invalid recursion depth value out of bounds.", |
4658 | 0 | function ); |
4659 | |
|
4660 | 0 | return( -1 ); |
4661 | 0 | } |
4662 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4663 | 0 | node, |
4664 | 0 | error ); |
4665 | |
|
4666 | 0 | if( is_leaf_node == -1 ) |
4667 | 0 | { |
4668 | 0 | libcerror_error_set( |
4669 | 0 | error, |
4670 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4671 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4672 | 0 | "%s: unable to determine if B-tree node is a leaf node.", |
4673 | 0 | function ); |
4674 | |
|
4675 | 0 | goto on_error; |
4676 | 0 | } |
4677 | 0 | else if( is_leaf_node != 0 ) |
4678 | 0 | { |
4679 | 0 | libcerror_error_set( |
4680 | 0 | error, |
4681 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4682 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
4683 | 0 | "%s: invalid node - not a branch node.", |
4684 | 0 | function ); |
4685 | |
|
4686 | 0 | goto on_error; |
4687 | 0 | } |
4688 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4689 | | if( libcnotify_verbose != 0 ) |
4690 | | { |
4691 | | libcnotify_printf( |
4692 | | "%s: retrieving file extents of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
4693 | | function, |
4694 | | identifier, |
4695 | | transaction_identifier ); |
4696 | | } |
4697 | | #endif |
4698 | 0 | if( libfsapfs_btree_node_get_number_of_entries( |
4699 | 0 | node, |
4700 | 0 | &number_of_entries, |
4701 | 0 | error ) != 1 ) |
4702 | 0 | { |
4703 | 0 | libcerror_error_set( |
4704 | 0 | error, |
4705 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4706 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4707 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
4708 | 0 | function ); |
4709 | |
|
4710 | 0 | goto on_error; |
4711 | 0 | } |
4712 | 0 | for( entry_index = 0; |
4713 | 0 | entry_index < number_of_entries; |
4714 | 0 | entry_index++ ) |
4715 | 0 | { |
4716 | 0 | if( libfsapfs_btree_node_get_entry_by_index( |
4717 | 0 | node, |
4718 | 0 | entry_index, |
4719 | 0 | &entry, |
4720 | 0 | error ) != 1 ) |
4721 | 0 | { |
4722 | 0 | libcerror_error_set( |
4723 | 0 | error, |
4724 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4725 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4726 | 0 | "%s: unable to retrieve number of entries from B-tree node.", |
4727 | 0 | function ); |
4728 | |
|
4729 | 0 | goto on_error; |
4730 | 0 | } |
4731 | 0 | if( entry == NULL ) |
4732 | 0 | { |
4733 | 0 | libcerror_error_set( |
4734 | 0 | error, |
4735 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4736 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
4737 | 0 | "%s: invalid B-tree entry: %d.", |
4738 | 0 | function, |
4739 | 0 | entry_index ); |
4740 | |
|
4741 | 0 | goto on_error; |
4742 | 0 | } |
4743 | 0 | if( entry->key_data == NULL ) |
4744 | 0 | { |
4745 | 0 | libcerror_error_set( |
4746 | 0 | error, |
4747 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4748 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
4749 | 0 | "%s: invalid B-tree entry: %d - missing key data.", |
4750 | 0 | function, |
4751 | 0 | entry_index ); |
4752 | |
|
4753 | 0 | goto on_error; |
4754 | 0 | } |
4755 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_common_t ) ) |
4756 | 0 | { |
4757 | 0 | libcerror_error_set( |
4758 | 0 | error, |
4759 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4760 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
4761 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
4762 | 0 | function, |
4763 | 0 | entry_index ); |
4764 | |
|
4765 | 0 | goto on_error; |
4766 | 0 | } |
4767 | 0 | byte_stream_copy_to_uint64_little_endian( |
4768 | 0 | ( (fsapfs_file_system_btree_key_common_t *) entry->key_data )->file_system_identifier, |
4769 | 0 | file_system_identifier ); |
4770 | |
|
4771 | 0 | file_system_data_type = (uint8_t) ( file_system_identifier >> 60 ); |
4772 | |
|
4773 | | #if defined( HAVE_DEBUG_OUTPUT ) |
4774 | | if( libcnotify_verbose != 0 ) |
4775 | | { |
4776 | | libcnotify_printf( |
4777 | | "%s: B-tree entry: %d, identifier: %" PRIu64 ", data type: 0x%" PRIx8 " %s\n", |
4778 | | function, |
4779 | | entry_index, |
4780 | | file_system_identifier & 0x0fffffffffffffffUL, |
4781 | | file_system_data_type, |
4782 | | libfsapfs_debug_print_file_system_data_type( |
4783 | | file_system_data_type ) ); |
4784 | | } |
4785 | | #endif |
4786 | 0 | file_system_identifier &= 0x0fffffffffffffffUL; |
4787 | |
|
4788 | 0 | if( ( file_system_identifier > identifier ) |
4789 | 0 | || ( ( file_system_identifier == identifier ) |
4790 | 0 | && ( file_system_data_type > LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_FILE_EXTENT ) ) ) |
4791 | 0 | { |
4792 | 0 | break; |
4793 | 0 | } |
4794 | 0 | if( ( file_system_identifier == identifier ) |
4795 | 0 | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_FILE_EXTENT ) ) |
4796 | 0 | { |
4797 | 0 | if( entry->key_data_size < sizeof( fsapfs_file_system_btree_key_file_extent_t ) ) |
4798 | 0 | { |
4799 | 0 | libcerror_error_set( |
4800 | 0 | error, |
4801 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4802 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
4803 | 0 | "%s: invalid B-tree entry: %d - key data size value out of bounds.", |
4804 | 0 | function, |
4805 | 0 | entry_index ); |
4806 | |
|
4807 | 0 | goto on_error; |
4808 | 0 | } |
4809 | 0 | byte_stream_copy_to_uint64_little_endian( |
4810 | 0 | ( (fsapfs_file_system_btree_key_file_extent_t *) entry->key_data )->logical_address, |
4811 | 0 | file_extent_logical_address ); |
4812 | 0 | } |
4813 | 0 | else |
4814 | 0 | { |
4815 | 0 | file_extent_logical_address = 0; |
4816 | 0 | } |
4817 | 0 | if( ( file_system_identifier == identifier ) |
4818 | 0 | && ( file_system_data_type == LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_FILE_EXTENT ) |
4819 | 0 | && ( file_extent_logical_address > 0 ) |
4820 | 0 | && ( previous_entry != NULL ) ) |
4821 | 0 | { |
4822 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
4823 | 0 | file_system_btree, |
4824 | 0 | file_io_handle, |
4825 | 0 | previous_entry, |
4826 | 0 | transaction_identifier, |
4827 | 0 | &sub_node_block_number, |
4828 | 0 | error ) != 1 ) |
4829 | 0 | { |
4830 | 0 | libcerror_error_set( |
4831 | 0 | error, |
4832 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4833 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4834 | 0 | "%s: unable to determine sub node block number.", |
4835 | 0 | function ); |
4836 | |
|
4837 | 0 | goto on_error; |
4838 | 0 | } |
4839 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
4840 | 0 | file_system_btree, |
4841 | 0 | file_io_handle, |
4842 | 0 | sub_node_block_number, |
4843 | 0 | &sub_node, |
4844 | 0 | error ) != 1 ) |
4845 | 0 | { |
4846 | 0 | libcerror_error_set( |
4847 | 0 | error, |
4848 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4849 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4850 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
4851 | 0 | function, |
4852 | 0 | sub_node_block_number ); |
4853 | |
|
4854 | 0 | goto on_error; |
4855 | 0 | } |
4856 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4857 | 0 | sub_node, |
4858 | 0 | error ); |
4859 | |
|
4860 | 0 | if( is_leaf_node == -1 ) |
4861 | 0 | { |
4862 | 0 | libcerror_error_set( |
4863 | 0 | error, |
4864 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4865 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4866 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
4867 | 0 | function ); |
4868 | |
|
4869 | 0 | goto on_error; |
4870 | 0 | } |
4871 | 0 | if( is_leaf_node != 0 ) |
4872 | 0 | { |
4873 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_leaf_node( |
4874 | 0 | file_system_btree, |
4875 | 0 | sub_node, |
4876 | 0 | identifier, |
4877 | 0 | file_extents, |
4878 | 0 | error ); |
4879 | 0 | } |
4880 | 0 | else |
4881 | 0 | { |
4882 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_branch_node( |
4883 | 0 | file_system_btree, |
4884 | 0 | file_io_handle, |
4885 | 0 | sub_node, |
4886 | 0 | identifier, |
4887 | 0 | transaction_identifier, |
4888 | 0 | file_extents, |
4889 | 0 | recursion_depth + 1, |
4890 | 0 | error ); |
4891 | 0 | } |
4892 | 0 | if( result == -1 ) |
4893 | 0 | { |
4894 | 0 | libcerror_error_set( |
4895 | 0 | error, |
4896 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4897 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4898 | 0 | "%s: unable to retrieve file extents: %" PRIu64 " from file system B-tree sub node.", |
4899 | 0 | function, |
4900 | 0 | identifier ); |
4901 | |
|
4902 | 0 | goto on_error; |
4903 | 0 | } |
4904 | 0 | else if( result != 0 ) |
4905 | 0 | { |
4906 | 0 | found_file_extent = 1; |
4907 | 0 | } |
4908 | 0 | sub_node = NULL; |
4909 | 0 | } |
4910 | 0 | previous_entry = entry; |
4911 | 0 | } |
4912 | | /* Fall-through for the last B-Tree entry |
4913 | | */ |
4914 | 0 | if( libfsapfs_file_system_btree_get_sub_node_block_number_from_entry( |
4915 | 0 | file_system_btree, |
4916 | 0 | file_io_handle, |
4917 | 0 | previous_entry, |
4918 | 0 | transaction_identifier, |
4919 | 0 | &sub_node_block_number, |
4920 | 0 | error ) != 1 ) |
4921 | 0 | { |
4922 | 0 | libcerror_error_set( |
4923 | 0 | error, |
4924 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4925 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4926 | 0 | "%s: unable to determine sub node block number.", |
4927 | 0 | function ); |
4928 | |
|
4929 | 0 | goto on_error; |
4930 | 0 | } |
4931 | 0 | if( libfsapfs_file_system_btree_get_sub_node( |
4932 | 0 | file_system_btree, |
4933 | 0 | file_io_handle, |
4934 | 0 | sub_node_block_number, |
4935 | 0 | &sub_node, |
4936 | 0 | error ) != 1 ) |
4937 | 0 | { |
4938 | 0 | libcerror_error_set( |
4939 | 0 | error, |
4940 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4941 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4942 | 0 | "%s: unable to retrieve B-tree sub node from block: %" PRIu64 ".", |
4943 | 0 | function, |
4944 | 0 | sub_node_block_number ); |
4945 | |
|
4946 | 0 | goto on_error; |
4947 | 0 | } |
4948 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
4949 | 0 | sub_node, |
4950 | 0 | error ); |
4951 | |
|
4952 | 0 | if( is_leaf_node == -1 ) |
4953 | 0 | { |
4954 | 0 | libcerror_error_set( |
4955 | 0 | error, |
4956 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4957 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4958 | 0 | "%s: unable to determine if B-tree sub node is a leaf node.", |
4959 | 0 | function ); |
4960 | |
|
4961 | 0 | goto on_error; |
4962 | 0 | } |
4963 | 0 | if( is_leaf_node != 0 ) |
4964 | 0 | { |
4965 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_leaf_node( |
4966 | 0 | file_system_btree, |
4967 | 0 | sub_node, |
4968 | 0 | identifier, |
4969 | 0 | file_extents, |
4970 | 0 | error ); |
4971 | 0 | } |
4972 | 0 | else |
4973 | 0 | { |
4974 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_branch_node( |
4975 | 0 | file_system_btree, |
4976 | 0 | file_io_handle, |
4977 | 0 | sub_node, |
4978 | 0 | identifier, |
4979 | 0 | transaction_identifier, |
4980 | 0 | file_extents, |
4981 | 0 | recursion_depth + 1, |
4982 | 0 | error ); |
4983 | 0 | } |
4984 | 0 | if( result == -1 ) |
4985 | 0 | { |
4986 | 0 | libcerror_error_set( |
4987 | 0 | error, |
4988 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4989 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4990 | 0 | "%s: unable to retrieve file extents: %" PRIu64 " from file system B-tree sub node.", |
4991 | 0 | function, |
4992 | 0 | identifier ); |
4993 | |
|
4994 | 0 | goto on_error; |
4995 | 0 | } |
4996 | 0 | else if( result != 0 ) |
4997 | 0 | { |
4998 | 0 | found_file_extent = 1; |
4999 | 0 | } |
5000 | 0 | return( found_file_extent ); |
5001 | | |
5002 | 0 | on_error: |
5003 | 0 | libcdata_array_empty( |
5004 | 0 | file_extents, |
5005 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_file_extent_free, |
5006 | 0 | NULL ); |
5007 | |
|
5008 | 0 | return( -1 ); |
5009 | 0 | } |
5010 | | |
5011 | | /* Retrieves file extents for a specific identifier from the file system B-tree |
5012 | | * Returns 1 if successful, 0 if not found or -1 on error |
5013 | | */ |
5014 | | int libfsapfs_file_system_btree_get_file_extents( |
5015 | | libfsapfs_file_system_btree_t *file_system_btree, |
5016 | | libbfio_handle_t *file_io_handle, |
5017 | | uint64_t identifier, |
5018 | | uint64_t transaction_identifier, |
5019 | | libcdata_array_t *file_extents, |
5020 | | libcerror_error_t **error ) |
5021 | 0 | { |
5022 | 0 | libfsapfs_btree_node_t *root_node = NULL; |
5023 | 0 | static char *function = "libfsapfs_file_system_btree_get_file_extents"; |
5024 | 0 | int is_leaf_node = 0; |
5025 | 0 | int result = 0; |
5026 | |
|
5027 | 0 | if( file_system_btree == NULL ) |
5028 | 0 | { |
5029 | 0 | libcerror_error_set( |
5030 | 0 | error, |
5031 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5032 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5033 | 0 | "%s: invalid file system B-tree.", |
5034 | 0 | function ); |
5035 | |
|
5036 | 0 | return( -1 ); |
5037 | 0 | } |
5038 | | #if defined( HAVE_DEBUG_OUTPUT ) |
5039 | | if( libcnotify_verbose != 0 ) |
5040 | | { |
5041 | | libcnotify_printf( |
5042 | | "%s: retrieving file extents of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
5043 | | function, |
5044 | | identifier, |
5045 | | transaction_identifier ); |
5046 | | } |
5047 | | #endif |
5048 | 0 | result = libfsapfs_file_system_btree_get_root_node( |
5049 | 0 | file_system_btree, |
5050 | 0 | file_io_handle, |
5051 | 0 | file_system_btree->root_node_block_number, |
5052 | 0 | &root_node, |
5053 | 0 | error ); |
5054 | |
|
5055 | 0 | if( result == -1 ) |
5056 | 0 | { |
5057 | 0 | libcerror_error_set( |
5058 | 0 | error, |
5059 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5060 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5061 | 0 | "%s: unable to retrieve B-tree root node.", |
5062 | 0 | function ); |
5063 | |
|
5064 | 0 | goto on_error; |
5065 | 0 | } |
5066 | 0 | else if( result == 0 ) |
5067 | 0 | { |
5068 | 0 | return( 0 ); |
5069 | 0 | } |
5070 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
5071 | 0 | root_node, |
5072 | 0 | error ); |
5073 | |
|
5074 | 0 | if( is_leaf_node == -1 ) |
5075 | 0 | { |
5076 | 0 | libcerror_error_set( |
5077 | 0 | error, |
5078 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5079 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5080 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
5081 | 0 | function ); |
5082 | |
|
5083 | 0 | goto on_error; |
5084 | 0 | } |
5085 | 0 | if( is_leaf_node != 0 ) |
5086 | 0 | { |
5087 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_leaf_node( |
5088 | 0 | file_system_btree, |
5089 | 0 | root_node, |
5090 | 0 | identifier, |
5091 | 0 | file_extents, |
5092 | 0 | error ); |
5093 | 0 | } |
5094 | 0 | else |
5095 | 0 | { |
5096 | 0 | result = libfsapfs_file_system_btree_get_file_extents_from_branch_node( |
5097 | 0 | file_system_btree, |
5098 | 0 | file_io_handle, |
5099 | 0 | root_node, |
5100 | 0 | identifier, |
5101 | 0 | transaction_identifier, |
5102 | 0 | file_extents, |
5103 | 0 | 0, |
5104 | 0 | error ); |
5105 | 0 | } |
5106 | 0 | if( result == -1 ) |
5107 | 0 | { |
5108 | 0 | libcerror_error_set( |
5109 | 0 | error, |
5110 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5111 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5112 | 0 | "%s: unable to retrieve file extents: %" PRIu64 " from file system B-tree root node.", |
5113 | 0 | function, |
5114 | 0 | identifier ); |
5115 | |
|
5116 | 0 | goto on_error; |
5117 | 0 | } |
5118 | 0 | return( result ); |
5119 | | |
5120 | 0 | on_error: |
5121 | 0 | libcdata_array_empty( |
5122 | 0 | file_extents, |
5123 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libfsapfs_file_extent_free, |
5124 | 0 | NULL ); |
5125 | |
|
5126 | 0 | return( -1 ); |
5127 | 0 | } |
5128 | | |
5129 | | /* Retrieves an inode for a specific identifier from the file system B-tree |
5130 | | * Returns 1 if successful, 0 if not found or -1 on error |
5131 | | */ |
5132 | | int libfsapfs_file_system_btree_get_inode_by_identifier( |
5133 | | libfsapfs_file_system_btree_t *file_system_btree, |
5134 | | libbfio_handle_t *file_io_handle, |
5135 | | uint64_t identifier, |
5136 | | uint64_t transaction_identifier, |
5137 | | libfsapfs_inode_t **inode, |
5138 | | libcerror_error_t **error ) |
5139 | 0 | { |
5140 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
5141 | 0 | libfsapfs_btree_node_t *btree_node = NULL; |
5142 | 0 | libfsapfs_inode_t *safe_inode = NULL; |
5143 | 0 | static char *function = "libfsapfs_file_system_btree_get_inode_by_identifier"; |
5144 | 0 | int result = 0; |
5145 | |
|
5146 | | #if defined( HAVE_PROFILER ) |
5147 | | int64_t profiler_start_timestamp = 0; |
5148 | | #endif |
5149 | |
|
5150 | 0 | if( file_system_btree == NULL ) |
5151 | 0 | { |
5152 | 0 | libcerror_error_set( |
5153 | 0 | error, |
5154 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5155 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5156 | 0 | "%s: invalid file system B-tree.", |
5157 | 0 | function ); |
5158 | |
|
5159 | 0 | return( -1 ); |
5160 | 0 | } |
5161 | 0 | if( inode == NULL ) |
5162 | 0 | { |
5163 | 0 | libcerror_error_set( |
5164 | 0 | error, |
5165 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5166 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5167 | 0 | "%s: invalid inode.", |
5168 | 0 | function ); |
5169 | |
|
5170 | 0 | return( -1 ); |
5171 | 0 | } |
5172 | 0 | if( *inode != NULL ) |
5173 | 0 | { |
5174 | 0 | libcerror_error_set( |
5175 | 0 | error, |
5176 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5177 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
5178 | 0 | "%s: invalid inode value already set.", |
5179 | 0 | function ); |
5180 | |
|
5181 | 0 | return( -1 ); |
5182 | 0 | } |
5183 | | #if defined( HAVE_PROFILER ) |
5184 | | if( file_system_btree->io_handle->profiler != NULL ) |
5185 | | { |
5186 | | if( libfsapfs_profiler_start_timing( |
5187 | | file_system_btree->io_handle->profiler, |
5188 | | &profiler_start_timestamp, |
5189 | | error ) != 1 ) |
5190 | | { |
5191 | | libcerror_error_set( |
5192 | | error, |
5193 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5194 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
5195 | | "%s: unable to start timing.", |
5196 | | function ); |
5197 | | |
5198 | | goto on_error; |
5199 | | } |
5200 | | } |
5201 | | #endif /* defined( HAVE_PROFILER ) */ |
5202 | | |
5203 | | #if defined( HAVE_DEBUG_OUTPUT ) |
5204 | | if( libcnotify_verbose != 0 ) |
5205 | | { |
5206 | | libcnotify_printf( |
5207 | | "%s: retrieving inode of: %" PRIu64 " (transaction: %" PRIu64 ")\n", |
5208 | | function, |
5209 | | identifier, |
5210 | | transaction_identifier ); |
5211 | | } |
5212 | | #endif |
5213 | 0 | result = libfsapfs_file_system_btree_get_entry_by_identifier( |
5214 | 0 | file_system_btree, |
5215 | 0 | file_io_handle, |
5216 | 0 | identifier, |
5217 | 0 | LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_INODE, |
5218 | 0 | transaction_identifier, |
5219 | 0 | &btree_node, |
5220 | 0 | &btree_entry, |
5221 | 0 | error ); |
5222 | |
|
5223 | 0 | if( result == -1 ) |
5224 | 0 | { |
5225 | 0 | libcerror_error_set( |
5226 | 0 | error, |
5227 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5228 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5229 | 0 | "%s: unable to retrieve entry from B-tree node.", |
5230 | 0 | function ); |
5231 | |
|
5232 | 0 | goto on_error; |
5233 | 0 | } |
5234 | 0 | else if( result != 0 ) |
5235 | 0 | { |
5236 | 0 | if( btree_node == NULL ) |
5237 | 0 | { |
5238 | 0 | libcerror_error_set( |
5239 | 0 | error, |
5240 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5241 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5242 | 0 | "%s: invalid B-tree node.", |
5243 | 0 | function ); |
5244 | |
|
5245 | 0 | goto on_error; |
5246 | 0 | } |
5247 | 0 | if( btree_entry == NULL ) |
5248 | 0 | { |
5249 | 0 | libcerror_error_set( |
5250 | 0 | error, |
5251 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5252 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5253 | 0 | "%s: invalid B-tree entry.", |
5254 | 0 | function ); |
5255 | |
|
5256 | 0 | goto on_error; |
5257 | 0 | } |
5258 | 0 | if( libfsapfs_inode_initialize( |
5259 | 0 | &safe_inode, |
5260 | 0 | error ) != 1 ) |
5261 | 0 | { |
5262 | 0 | libcerror_error_set( |
5263 | 0 | error, |
5264 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5265 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
5266 | 0 | "%s: unable to create inode.", |
5267 | 0 | function ); |
5268 | |
|
5269 | 0 | goto on_error; |
5270 | 0 | } |
5271 | 0 | if( libfsapfs_inode_read_key_data( |
5272 | 0 | safe_inode, |
5273 | 0 | btree_entry->key_data, |
5274 | 0 | (size_t) btree_entry->key_data_size, |
5275 | 0 | error ) != 1 ) |
5276 | 0 | { |
5277 | 0 | libcerror_error_set( |
5278 | 0 | error, |
5279 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
5280 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
5281 | 0 | "%s: unable to read inode key data.", |
5282 | 0 | function ); |
5283 | |
|
5284 | 0 | goto on_error; |
5285 | 0 | } |
5286 | 0 | if( libfsapfs_inode_read_value_data( |
5287 | 0 | safe_inode, |
5288 | 0 | btree_entry->value_data, |
5289 | 0 | (size_t) btree_entry->value_data_size, |
5290 | 0 | error ) != 1 ) |
5291 | 0 | { |
5292 | 0 | libcerror_error_set( |
5293 | 0 | error, |
5294 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
5295 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
5296 | 0 | "%s: unable to read inode value data.", |
5297 | 0 | function ); |
5298 | |
|
5299 | 0 | goto on_error; |
5300 | 0 | } |
5301 | 0 | btree_node = NULL; |
5302 | 0 | } |
5303 | | #if defined( HAVE_PROFILER ) |
5304 | | if( file_system_btree->io_handle->profiler != NULL ) |
5305 | | { |
5306 | | if( libfsapfs_profiler_stop_timing( |
5307 | | file_system_btree->io_handle->profiler, |
5308 | | profiler_start_timestamp, |
5309 | | function, |
5310 | | 0, |
5311 | | 0, |
5312 | | error ) != 1 ) |
5313 | | { |
5314 | | libcerror_error_set( |
5315 | | error, |
5316 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5317 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
5318 | | "%s: unable to stop timing.", |
5319 | | function ); |
5320 | | |
5321 | | goto on_error; |
5322 | | } |
5323 | | } |
5324 | | #endif /* defined( HAVE_PROFILER ) */ |
5325 | | |
5326 | 0 | *inode = safe_inode; |
5327 | |
|
5328 | 0 | return( result ); |
5329 | | |
5330 | 0 | on_error: |
5331 | 0 | if( safe_inode != NULL ) |
5332 | 0 | { |
5333 | 0 | libfsapfs_inode_free( |
5334 | 0 | &safe_inode, |
5335 | 0 | NULL ); |
5336 | 0 | } |
5337 | 0 | return( -1 ); |
5338 | 0 | } |
5339 | | |
5340 | | /* Retrieves an inode for an UTF-8 encoded name from the file system B-tree |
5341 | | * Returns 1 if successful, 0 if not found or -1 on error |
5342 | | */ |
5343 | | int libfsapfs_file_system_btree_get_inode_by_utf8_name( |
5344 | | libfsapfs_file_system_btree_t *file_system_btree, |
5345 | | libbfio_handle_t *file_io_handle, |
5346 | | uint64_t parent_identifier, |
5347 | | const uint8_t *utf8_string, |
5348 | | size_t utf8_string_length, |
5349 | | uint64_t transaction_identifier, |
5350 | | libfsapfs_inode_t **inode, |
5351 | | libfsapfs_directory_record_t **directory_record, |
5352 | | libcerror_error_t **error ) |
5353 | 0 | { |
5354 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
5355 | 0 | libfsapfs_btree_node_t *btree_node = NULL; |
5356 | 0 | libfsapfs_btree_node_t *root_node = NULL; |
5357 | 0 | static char *function = "libfsapfs_file_system_btree_get_inode_by_utf8_name"; |
5358 | 0 | uint64_t lookup_identifier = 0; |
5359 | 0 | uint32_t name_hash = 0; |
5360 | 0 | int is_leaf_node = 0; |
5361 | 0 | int result = 0; |
5362 | |
|
5363 | 0 | if( file_system_btree == NULL ) |
5364 | 0 | { |
5365 | 0 | libcerror_error_set( |
5366 | 0 | error, |
5367 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5368 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5369 | 0 | "%s: invalid file system B-tree.", |
5370 | 0 | function ); |
5371 | |
|
5372 | 0 | return( -1 ); |
5373 | 0 | } |
5374 | 0 | if( utf8_string == NULL ) |
5375 | 0 | { |
5376 | 0 | libcerror_error_set( |
5377 | 0 | error, |
5378 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5379 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5380 | 0 | "%s: invalid UTF-8 string.", |
5381 | 0 | function ); |
5382 | |
|
5383 | 0 | return( -1 ); |
5384 | 0 | } |
5385 | 0 | if( utf8_string_length > (size_t) SSIZE_MAX ) |
5386 | 0 | { |
5387 | 0 | libcerror_error_set( |
5388 | 0 | error, |
5389 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5390 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
5391 | 0 | "%s: invalid UTF-8 string length value exceeds maximum.", |
5392 | 0 | function ); |
5393 | |
|
5394 | 0 | return( -1 ); |
5395 | 0 | } |
5396 | 0 | if( inode == NULL ) |
5397 | 0 | { |
5398 | 0 | libcerror_error_set( |
5399 | 0 | error, |
5400 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5401 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5402 | 0 | "%s: invalid inode.", |
5403 | 0 | function ); |
5404 | |
|
5405 | 0 | return( -1 ); |
5406 | 0 | } |
5407 | 0 | if( *inode != NULL ) |
5408 | 0 | { |
5409 | 0 | libcerror_error_set( |
5410 | 0 | error, |
5411 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5412 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
5413 | 0 | "%s: invalid inode value already set.", |
5414 | 0 | function ); |
5415 | |
|
5416 | 0 | return( -1 ); |
5417 | 0 | } |
5418 | 0 | if( directory_record == NULL ) |
5419 | 0 | { |
5420 | 0 | libcerror_error_set( |
5421 | 0 | error, |
5422 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5423 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5424 | 0 | "%s: invalid directory record.", |
5425 | 0 | function ); |
5426 | |
|
5427 | 0 | return( -1 ); |
5428 | 0 | } |
5429 | 0 | if( *directory_record != NULL ) |
5430 | 0 | { |
5431 | 0 | libcerror_error_set( |
5432 | 0 | error, |
5433 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5434 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
5435 | 0 | "%s: invalid directory record value already set.", |
5436 | 0 | function ); |
5437 | |
|
5438 | 0 | return( -1 ); |
5439 | 0 | } |
5440 | 0 | result = libfsapfs_file_system_btree_get_root_node( |
5441 | 0 | file_system_btree, |
5442 | 0 | file_io_handle, |
5443 | 0 | file_system_btree->root_node_block_number, |
5444 | 0 | &root_node, |
5445 | 0 | error ); |
5446 | |
|
5447 | 0 | if( result == -1 ) |
5448 | 0 | { |
5449 | 0 | libcerror_error_set( |
5450 | 0 | error, |
5451 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5452 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5453 | 0 | "%s: unable to retrieve B-tree root node.", |
5454 | 0 | function ); |
5455 | |
|
5456 | 0 | goto on_error; |
5457 | 0 | } |
5458 | 0 | else if( result == 0 ) |
5459 | 0 | { |
5460 | 0 | return( 0 ); |
5461 | 0 | } |
5462 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
5463 | 0 | root_node, |
5464 | 0 | error ); |
5465 | |
|
5466 | 0 | if( is_leaf_node == -1 ) |
5467 | 0 | { |
5468 | 0 | libcerror_error_set( |
5469 | 0 | error, |
5470 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5471 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5472 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
5473 | 0 | function ); |
5474 | |
|
5475 | 0 | goto on_error; |
5476 | 0 | } |
5477 | 0 | if( libfsapfs_name_hash_calculate_from_utf8_string( |
5478 | 0 | &name_hash, |
5479 | 0 | utf8_string, |
5480 | 0 | utf8_string_length, |
5481 | 0 | file_system_btree->use_case_folding, |
5482 | 0 | error ) != 1 ) |
5483 | 0 | { |
5484 | 0 | libcerror_error_set( |
5485 | 0 | error, |
5486 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5487 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5488 | 0 | "%s: unable to determine name hash.", |
5489 | 0 | function ); |
5490 | |
|
5491 | 0 | goto on_error; |
5492 | 0 | } |
5493 | 0 | if( is_leaf_node != 0 ) |
5494 | 0 | { |
5495 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf8_name( |
5496 | 0 | file_system_btree, |
5497 | 0 | root_node, |
5498 | 0 | parent_identifier, |
5499 | 0 | utf8_string, |
5500 | 0 | utf8_string_length, |
5501 | 0 | name_hash, |
5502 | 0 | directory_record, |
5503 | 0 | error ); |
5504 | 0 | } |
5505 | 0 | else |
5506 | 0 | { |
5507 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf8_name( |
5508 | 0 | file_system_btree, |
5509 | 0 | file_io_handle, |
5510 | 0 | root_node, |
5511 | 0 | parent_identifier, |
5512 | 0 | utf8_string, |
5513 | 0 | utf8_string_length, |
5514 | 0 | name_hash, |
5515 | 0 | transaction_identifier, |
5516 | 0 | directory_record, |
5517 | 0 | 0, |
5518 | 0 | error ); |
5519 | 0 | } |
5520 | 0 | if( result == -1 ) |
5521 | 0 | { |
5522 | 0 | libcerror_error_set( |
5523 | 0 | error, |
5524 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5525 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5526 | 0 | "%s: unable to retrieve directory entry by name.", |
5527 | 0 | function ); |
5528 | |
|
5529 | 0 | goto on_error; |
5530 | 0 | } |
5531 | 0 | else if( result != 0 ) |
5532 | 0 | { |
5533 | 0 | if( libfsapfs_directory_record_get_identifier( |
5534 | 0 | *directory_record, |
5535 | 0 | &lookup_identifier, |
5536 | 0 | error ) != 1 ) |
5537 | 0 | { |
5538 | 0 | libcerror_error_set( |
5539 | 0 | error, |
5540 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5541 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5542 | 0 | "%s: unable to retrieve directory entry identifier.", |
5543 | 0 | function ); |
5544 | |
|
5545 | 0 | goto on_error; |
5546 | 0 | } |
5547 | 0 | } |
5548 | 0 | root_node = NULL; |
5549 | |
|
5550 | 0 | if( result != 0 ) |
5551 | 0 | { |
5552 | 0 | result = libfsapfs_file_system_btree_get_entry_by_identifier( |
5553 | 0 | file_system_btree, |
5554 | 0 | file_io_handle, |
5555 | 0 | lookup_identifier, |
5556 | 0 | LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_INODE, |
5557 | 0 | transaction_identifier, |
5558 | 0 | &btree_node, |
5559 | 0 | &btree_entry, |
5560 | 0 | error ); |
5561 | |
|
5562 | 0 | if( result != 0 ) |
5563 | 0 | { |
5564 | 0 | libcerror_error_set( |
5565 | 0 | error, |
5566 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5567 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5568 | 0 | "%s: unable to retrieve entry from B-tree node.", |
5569 | 0 | function ); |
5570 | |
|
5571 | 0 | goto on_error; |
5572 | 0 | } |
5573 | 0 | if( btree_node == NULL ) |
5574 | 0 | { |
5575 | 0 | libcerror_error_set( |
5576 | 0 | error, |
5577 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5578 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5579 | 0 | "%s: invalid B-tree node.", |
5580 | 0 | function ); |
5581 | |
|
5582 | 0 | goto on_error; |
5583 | 0 | } |
5584 | 0 | if( btree_entry == NULL ) |
5585 | 0 | { |
5586 | 0 | libcerror_error_set( |
5587 | 0 | error, |
5588 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5589 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5590 | 0 | "%s: invalid B-tree entry.", |
5591 | 0 | function ); |
5592 | |
|
5593 | 0 | goto on_error; |
5594 | 0 | } |
5595 | 0 | if( libfsapfs_inode_initialize( |
5596 | 0 | inode, |
5597 | 0 | error ) != 1 ) |
5598 | 0 | { |
5599 | 0 | libcerror_error_set( |
5600 | 0 | error, |
5601 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5602 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
5603 | 0 | "%s: unable to create inode.", |
5604 | 0 | function ); |
5605 | |
|
5606 | 0 | goto on_error; |
5607 | 0 | } |
5608 | 0 | if( libfsapfs_inode_read_key_data( |
5609 | 0 | *inode, |
5610 | 0 | btree_entry->key_data, |
5611 | 0 | (size_t) btree_entry->key_data_size, |
5612 | 0 | error ) != 1 ) |
5613 | 0 | { |
5614 | 0 | libcerror_error_set( |
5615 | 0 | error, |
5616 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
5617 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
5618 | 0 | "%s: unable to read inode key data.", |
5619 | 0 | function ); |
5620 | |
|
5621 | 0 | goto on_error; |
5622 | 0 | } |
5623 | 0 | if( libfsapfs_inode_read_value_data( |
5624 | 0 | *inode, |
5625 | 0 | btree_entry->value_data, |
5626 | 0 | (size_t) btree_entry->value_data_size, |
5627 | 0 | error ) != 1 ) |
5628 | 0 | { |
5629 | 0 | libcerror_error_set( |
5630 | 0 | error, |
5631 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
5632 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
5633 | 0 | "%s: unable to read inode value data.", |
5634 | 0 | function ); |
5635 | |
|
5636 | 0 | goto on_error; |
5637 | 0 | } |
5638 | 0 | btree_node = NULL; |
5639 | 0 | } |
5640 | 0 | return( result ); |
5641 | | |
5642 | 0 | on_error: |
5643 | 0 | if( *directory_record != NULL ) |
5644 | 0 | { |
5645 | 0 | libfsapfs_directory_record_free( |
5646 | 0 | directory_record, |
5647 | 0 | NULL ); |
5648 | 0 | } |
5649 | 0 | if( *inode != NULL ) |
5650 | 0 | { |
5651 | 0 | libfsapfs_inode_free( |
5652 | 0 | inode, |
5653 | 0 | NULL ); |
5654 | 0 | } |
5655 | 0 | return( -1 ); |
5656 | 0 | } |
5657 | | |
5658 | | /* Retrieves an inode for an UTF-8 encoded path from the file system B-tree |
5659 | | * Returns 1 if successful, 0 if not found or -1 on error |
5660 | | */ |
5661 | | int libfsapfs_file_system_btree_get_inode_by_utf8_path( |
5662 | | libfsapfs_file_system_btree_t *file_system_btree, |
5663 | | libbfio_handle_t *file_io_handle, |
5664 | | uint64_t parent_identifier, |
5665 | | const uint8_t *utf8_string, |
5666 | | size_t utf8_string_length, |
5667 | | uint64_t transaction_identifier, |
5668 | | libfsapfs_inode_t **inode, |
5669 | | libfsapfs_directory_record_t **directory_record, |
5670 | | libcerror_error_t **error ) |
5671 | 1.24k | { |
5672 | 1.24k | libfsapfs_btree_entry_t *btree_entry = NULL; |
5673 | 1.24k | libfsapfs_btree_node_t *btree_node = NULL; |
5674 | 1.24k | libfsapfs_btree_node_t *root_node = NULL; |
5675 | 1.24k | libfsapfs_directory_record_t *safe_directory_record = NULL; |
5676 | 1.24k | const uint8_t *utf8_string_segment = NULL; |
5677 | 1.24k | static char *function = "libfsapfs_file_system_btree_get_inode_by_utf8_path"; |
5678 | 1.24k | libuna_unicode_character_t unicode_character = 0; |
5679 | 1.24k | size_t utf8_string_index = 0; |
5680 | 1.24k | size_t utf8_string_segment_length = 0; |
5681 | 1.24k | uint64_t lookup_identifier = 0; |
5682 | 1.24k | uint32_t name_hash = 0; |
5683 | 1.24k | int is_leaf_node = 0; |
5684 | 1.24k | int result = 0; |
5685 | | |
5686 | 1.24k | if( file_system_btree == NULL ) |
5687 | 0 | { |
5688 | 0 | libcerror_error_set( |
5689 | 0 | error, |
5690 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5691 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5692 | 0 | "%s: invalid file system B-tree.", |
5693 | 0 | function ); |
5694 | |
|
5695 | 0 | return( -1 ); |
5696 | 0 | } |
5697 | 1.24k | if( utf8_string == NULL ) |
5698 | 0 | { |
5699 | 0 | libcerror_error_set( |
5700 | 0 | error, |
5701 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5702 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5703 | 0 | "%s: invalid UTF-8 string.", |
5704 | 0 | function ); |
5705 | |
|
5706 | 0 | return( -1 ); |
5707 | 0 | } |
5708 | 1.24k | if( utf8_string_length > (size_t) SSIZE_MAX ) |
5709 | 0 | { |
5710 | 0 | libcerror_error_set( |
5711 | 0 | error, |
5712 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5713 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
5714 | 0 | "%s: invalid UTF-8 string length value exceeds maximum.", |
5715 | 0 | function ); |
5716 | |
|
5717 | 0 | return( -1 ); |
5718 | 0 | } |
5719 | 1.24k | if( inode == NULL ) |
5720 | 0 | { |
5721 | 0 | libcerror_error_set( |
5722 | 0 | error, |
5723 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5724 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5725 | 0 | "%s: invalid inode.", |
5726 | 0 | function ); |
5727 | |
|
5728 | 0 | return( -1 ); |
5729 | 0 | } |
5730 | 1.24k | if( *inode != NULL ) |
5731 | 0 | { |
5732 | 0 | libcerror_error_set( |
5733 | 0 | error, |
5734 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5735 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
5736 | 0 | "%s: invalid inode value already set.", |
5737 | 0 | function ); |
5738 | |
|
5739 | 0 | return( -1 ); |
5740 | 0 | } |
5741 | 1.24k | if( directory_record == NULL ) |
5742 | 0 | { |
5743 | 0 | libcerror_error_set( |
5744 | 0 | error, |
5745 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
5746 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
5747 | 0 | "%s: invalid directory record.", |
5748 | 0 | function ); |
5749 | |
|
5750 | 0 | return( -1 ); |
5751 | 0 | } |
5752 | 1.24k | if( *directory_record != NULL ) |
5753 | 0 | { |
5754 | 0 | libcerror_error_set( |
5755 | 0 | error, |
5756 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5757 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
5758 | 0 | "%s: invalid directory record value already set.", |
5759 | 0 | function ); |
5760 | |
|
5761 | 0 | return( -1 ); |
5762 | 0 | } |
5763 | 1.24k | result = libfsapfs_file_system_btree_get_root_node( |
5764 | 1.24k | file_system_btree, |
5765 | 1.24k | file_io_handle, |
5766 | 1.24k | file_system_btree->root_node_block_number, |
5767 | 1.24k | &root_node, |
5768 | 1.24k | error ); |
5769 | | |
5770 | 1.24k | if( result == -1 ) |
5771 | 250 | { |
5772 | 250 | libcerror_error_set( |
5773 | 250 | error, |
5774 | 250 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5775 | 250 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5776 | 250 | "%s: unable to retrieve B-tree root node.", |
5777 | 250 | function ); |
5778 | | |
5779 | 250 | goto on_error; |
5780 | 250 | } |
5781 | 993 | else if( result == 0 ) |
5782 | 1 | { |
5783 | 1 | return( 0 ); |
5784 | 1 | } |
5785 | 992 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
5786 | 992 | root_node, |
5787 | 992 | error ); |
5788 | | |
5789 | 992 | if( is_leaf_node == -1 ) |
5790 | 0 | { |
5791 | 0 | libcerror_error_set( |
5792 | 0 | error, |
5793 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5794 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5795 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
5796 | 0 | function ); |
5797 | |
|
5798 | 0 | goto on_error; |
5799 | 0 | } |
5800 | 992 | lookup_identifier = parent_identifier; |
5801 | | |
5802 | 992 | if( utf8_string_length > 0 ) |
5803 | 992 | { |
5804 | | /* Ignore a leading separator |
5805 | | */ |
5806 | 992 | if( utf8_string[ utf8_string_index ] == (uint8_t) LIBFSAPFS_SEPARATOR ) |
5807 | 992 | { |
5808 | 992 | utf8_string_index++; |
5809 | 992 | } |
5810 | 992 | } |
5811 | 992 | if( ( utf8_string_length == 0 ) |
5812 | 992 | || ( utf8_string_length == 1 ) ) |
5813 | 0 | { |
5814 | 0 | result = 1; |
5815 | 0 | } |
5816 | 1.82k | else while( utf8_string_index < utf8_string_length ) |
5817 | 1.45k | { |
5818 | 1.45k | utf8_string_segment = &( utf8_string[ utf8_string_index ] ); |
5819 | 1.45k | utf8_string_segment_length = utf8_string_index; |
5820 | | |
5821 | 15.1k | while( utf8_string_index < utf8_string_length ) |
5822 | 14.6k | { |
5823 | 14.6k | if( libuna_unicode_character_copy_from_utf8( |
5824 | 14.6k | &unicode_character, |
5825 | 14.6k | utf8_string, |
5826 | 14.6k | utf8_string_length, |
5827 | 14.6k | &utf8_string_index, |
5828 | 14.6k | error ) != 1 ) |
5829 | 0 | { |
5830 | 0 | libcerror_error_set( |
5831 | 0 | error, |
5832 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5833 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
5834 | 0 | "%s: unable to copy UTF-8 string to Unicode character.", |
5835 | 0 | function ); |
5836 | |
|
5837 | 0 | goto on_error; |
5838 | 0 | } |
5839 | 14.6k | if( ( unicode_character == (libuna_unicode_character_t) LIBFSAPFS_SEPARATOR ) |
5840 | 13.6k | || ( unicode_character == 0 ) ) |
5841 | 992 | { |
5842 | 992 | utf8_string_segment_length += 1; |
5843 | | |
5844 | 992 | break; |
5845 | 992 | } |
5846 | 14.6k | } |
5847 | 1.45k | utf8_string_segment_length = utf8_string_index - utf8_string_segment_length; |
5848 | | |
5849 | 1.45k | if( utf8_string_segment_length == 0 ) |
5850 | 0 | { |
5851 | 0 | result = 0; |
5852 | 0 | } |
5853 | 1.45k | else |
5854 | 1.45k | { |
5855 | 1.45k | if( libfsapfs_name_hash_calculate_from_utf8_string( |
5856 | 1.45k | &name_hash, |
5857 | 1.45k | utf8_string_segment, |
5858 | 1.45k | utf8_string_segment_length, |
5859 | 1.45k | file_system_btree->use_case_folding, |
5860 | 1.45k | error ) != 1 ) |
5861 | 0 | { |
5862 | 0 | libcerror_error_set( |
5863 | 0 | error, |
5864 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5865 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5866 | 0 | "%s: unable to determine name hash.", |
5867 | 0 | function ); |
5868 | |
|
5869 | 0 | goto on_error; |
5870 | 0 | } |
5871 | 1.45k | if( safe_directory_record != NULL ) |
5872 | 460 | { |
5873 | 460 | if( libfsapfs_directory_record_free( |
5874 | 460 | &safe_directory_record, |
5875 | 460 | error ) != 1 ) |
5876 | 0 | { |
5877 | 0 | libcerror_error_set( |
5878 | 0 | error, |
5879 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5880 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
5881 | 0 | "%s: unable to free directory record.", |
5882 | 0 | function ); |
5883 | |
|
5884 | 0 | goto on_error; |
5885 | 0 | } |
5886 | 460 | } |
5887 | 1.45k | if( is_leaf_node != 0 ) |
5888 | 1.21k | { |
5889 | 1.21k | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf8_name( |
5890 | 1.21k | file_system_btree, |
5891 | 1.21k | root_node, |
5892 | 1.21k | lookup_identifier, |
5893 | 1.21k | utf8_string_segment, |
5894 | 1.21k | utf8_string_segment_length, |
5895 | 1.21k | name_hash, |
5896 | 1.21k | &safe_directory_record, |
5897 | 1.21k | error ); |
5898 | 1.21k | } |
5899 | 233 | else |
5900 | 233 | { |
5901 | 233 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf8_name( |
5902 | 233 | file_system_btree, |
5903 | 233 | file_io_handle, |
5904 | 233 | root_node, |
5905 | 233 | lookup_identifier, |
5906 | 233 | utf8_string_segment, |
5907 | 233 | utf8_string_segment_length, |
5908 | 233 | name_hash, |
5909 | 233 | transaction_identifier, |
5910 | 233 | &safe_directory_record, |
5911 | 233 | 0, |
5912 | 233 | error ); |
5913 | 233 | } |
5914 | 1.45k | } |
5915 | 1.45k | if( result == -1 ) |
5916 | 436 | { |
5917 | 436 | libcerror_error_set( |
5918 | 436 | error, |
5919 | 436 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5920 | 436 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5921 | 436 | "%s: unable to retrieve directory entry by name.", |
5922 | 436 | function ); |
5923 | | |
5924 | 436 | goto on_error; |
5925 | 436 | } |
5926 | 1.01k | else if( result == 0 ) |
5927 | 183 | { |
5928 | 183 | break; |
5929 | 183 | } |
5930 | 833 | if( libfsapfs_directory_record_get_identifier( |
5931 | 833 | safe_directory_record, |
5932 | 833 | &lookup_identifier, |
5933 | 833 | error ) != 1 ) |
5934 | 0 | { |
5935 | 0 | libcerror_error_set( |
5936 | 0 | error, |
5937 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5938 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5939 | 0 | "%s: unable to retrieve directory entry identifier.", |
5940 | 0 | function ); |
5941 | |
|
5942 | 0 | goto on_error; |
5943 | 0 | } |
5944 | 833 | } |
5945 | 556 | root_node = NULL; |
5946 | | |
5947 | 556 | if( result != 0 ) |
5948 | 373 | { |
5949 | 373 | result = libfsapfs_file_system_btree_get_entry_by_identifier( |
5950 | 373 | file_system_btree, |
5951 | 373 | file_io_handle, |
5952 | 373 | lookup_identifier, |
5953 | 373 | LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_INODE, |
5954 | 373 | transaction_identifier, |
5955 | 373 | &btree_node, |
5956 | 373 | &btree_entry, |
5957 | 373 | error ); |
5958 | | |
5959 | 373 | if( result != 1 ) |
5960 | 38 | { |
5961 | 38 | libcerror_error_set( |
5962 | 38 | error, |
5963 | 38 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5964 | 38 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
5965 | 38 | "%s: unable to retrieve entry from B-tree node.", |
5966 | 38 | function ); |
5967 | | |
5968 | 38 | goto on_error; |
5969 | 38 | } |
5970 | 335 | if( btree_node == NULL ) |
5971 | 0 | { |
5972 | 0 | libcerror_error_set( |
5973 | 0 | error, |
5974 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5975 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5976 | 0 | "%s: invalid B-tree node.", |
5977 | 0 | function ); |
5978 | |
|
5979 | 0 | goto on_error; |
5980 | 0 | } |
5981 | 335 | if( btree_entry == NULL ) |
5982 | 0 | { |
5983 | 0 | libcerror_error_set( |
5984 | 0 | error, |
5985 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5986 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
5987 | 0 | "%s: invalid B-tree entry.", |
5988 | 0 | function ); |
5989 | |
|
5990 | 0 | goto on_error; |
5991 | 0 | } |
5992 | 335 | if( libfsapfs_inode_initialize( |
5993 | 335 | inode, |
5994 | 335 | error ) != 1 ) |
5995 | 0 | { |
5996 | 0 | libcerror_error_set( |
5997 | 0 | error, |
5998 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
5999 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
6000 | 0 | "%s: unable to create inode.", |
6001 | 0 | function ); |
6002 | |
|
6003 | 0 | goto on_error; |
6004 | 0 | } |
6005 | 335 | if( libfsapfs_inode_read_key_data( |
6006 | 335 | *inode, |
6007 | 335 | btree_entry->key_data, |
6008 | 335 | (size_t) btree_entry->key_data_size, |
6009 | 335 | error ) != 1 ) |
6010 | 0 | { |
6011 | 0 | libcerror_error_set( |
6012 | 0 | error, |
6013 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
6014 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
6015 | 0 | "%s: unable to read inode key data.", |
6016 | 0 | function ); |
6017 | |
|
6018 | 0 | goto on_error; |
6019 | 0 | } |
6020 | 335 | if( libfsapfs_inode_read_value_data( |
6021 | 335 | *inode, |
6022 | 335 | btree_entry->value_data, |
6023 | 335 | (size_t) btree_entry->value_data_size, |
6024 | 335 | error ) != 1 ) |
6025 | 71 | { |
6026 | 71 | libcerror_error_set( |
6027 | 71 | error, |
6028 | 71 | LIBCERROR_ERROR_DOMAIN_IO, |
6029 | 71 | LIBCERROR_IO_ERROR_READ_FAILED, |
6030 | 71 | "%s: unable to read inode value data.", |
6031 | 71 | function ); |
6032 | | |
6033 | 71 | goto on_error; |
6034 | 71 | } |
6035 | 264 | btree_node = NULL; |
6036 | | |
6037 | 264 | *directory_record = safe_directory_record; |
6038 | 264 | } |
6039 | 447 | return( result ); |
6040 | | |
6041 | 795 | on_error: |
6042 | 795 | if( safe_directory_record != NULL ) |
6043 | 109 | { |
6044 | 109 | libfsapfs_directory_record_free( |
6045 | 109 | &safe_directory_record, |
6046 | 109 | NULL ); |
6047 | 109 | } |
6048 | 795 | if( *inode != NULL ) |
6049 | 71 | { |
6050 | 71 | libfsapfs_inode_free( |
6051 | 71 | inode, |
6052 | 71 | NULL ); |
6053 | 71 | } |
6054 | 795 | return( -1 ); |
6055 | 556 | } |
6056 | | |
6057 | | /* Retrieves an inode for an UTF-16 encoded name from the file system B-tree |
6058 | | * Returns 1 if successful, 0 if not found or -1 on error |
6059 | | */ |
6060 | | int libfsapfs_file_system_btree_get_inode_by_utf16_name( |
6061 | | libfsapfs_file_system_btree_t *file_system_btree, |
6062 | | libbfio_handle_t *file_io_handle, |
6063 | | uint64_t parent_identifier, |
6064 | | const uint16_t *utf16_string, |
6065 | | size_t utf16_string_length, |
6066 | | uint64_t transaction_identifier, |
6067 | | libfsapfs_inode_t **inode, |
6068 | | libfsapfs_directory_record_t **directory_record, |
6069 | | libcerror_error_t **error ) |
6070 | 0 | { |
6071 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
6072 | 0 | libfsapfs_btree_node_t *btree_node = NULL; |
6073 | 0 | libfsapfs_btree_node_t *root_node = NULL; |
6074 | 0 | static char *function = "libfsapfs_file_system_btree_get_inode_by_utf16_name"; |
6075 | 0 | uint64_t lookup_identifier = 0; |
6076 | 0 | uint32_t name_hash = 0; |
6077 | 0 | int is_leaf_node = 0; |
6078 | 0 | int result = 0; |
6079 | |
|
6080 | 0 | if( file_system_btree == NULL ) |
6081 | 0 | { |
6082 | 0 | libcerror_error_set( |
6083 | 0 | error, |
6084 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6085 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6086 | 0 | "%s: invalid file system B-tree.", |
6087 | 0 | function ); |
6088 | |
|
6089 | 0 | return( -1 ); |
6090 | 0 | } |
6091 | 0 | if( utf16_string == NULL ) |
6092 | 0 | { |
6093 | 0 | libcerror_error_set( |
6094 | 0 | error, |
6095 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6096 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6097 | 0 | "%s: invalid UTF-16 string.", |
6098 | 0 | function ); |
6099 | |
|
6100 | 0 | return( -1 ); |
6101 | 0 | } |
6102 | 0 | if( utf16_string_length > (size_t) SSIZE_MAX ) |
6103 | 0 | { |
6104 | 0 | libcerror_error_set( |
6105 | 0 | error, |
6106 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6107 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
6108 | 0 | "%s: invalid UTF-16 string length value exceeds maximum.", |
6109 | 0 | function ); |
6110 | |
|
6111 | 0 | return( -1 ); |
6112 | 0 | } |
6113 | 0 | if( inode == NULL ) |
6114 | 0 | { |
6115 | 0 | libcerror_error_set( |
6116 | 0 | error, |
6117 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6118 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6119 | 0 | "%s: invalid inode.", |
6120 | 0 | function ); |
6121 | |
|
6122 | 0 | return( -1 ); |
6123 | 0 | } |
6124 | 0 | if( *inode != NULL ) |
6125 | 0 | { |
6126 | 0 | libcerror_error_set( |
6127 | 0 | error, |
6128 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6129 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
6130 | 0 | "%s: invalid inode value already set.", |
6131 | 0 | function ); |
6132 | |
|
6133 | 0 | return( -1 ); |
6134 | 0 | } |
6135 | 0 | if( directory_record == NULL ) |
6136 | 0 | { |
6137 | 0 | libcerror_error_set( |
6138 | 0 | error, |
6139 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6140 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6141 | 0 | "%s: invalid directory record.", |
6142 | 0 | function ); |
6143 | |
|
6144 | 0 | return( -1 ); |
6145 | 0 | } |
6146 | 0 | if( *directory_record != NULL ) |
6147 | 0 | { |
6148 | 0 | libcerror_error_set( |
6149 | 0 | error, |
6150 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6151 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
6152 | 0 | "%s: invalid directory record value already set.", |
6153 | 0 | function ); |
6154 | |
|
6155 | 0 | return( -1 ); |
6156 | 0 | } |
6157 | 0 | result = libfsapfs_file_system_btree_get_root_node( |
6158 | 0 | file_system_btree, |
6159 | 0 | file_io_handle, |
6160 | 0 | file_system_btree->root_node_block_number, |
6161 | 0 | &root_node, |
6162 | 0 | error ); |
6163 | |
|
6164 | 0 | if( result == -1 ) |
6165 | 0 | { |
6166 | 0 | libcerror_error_set( |
6167 | 0 | error, |
6168 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6169 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6170 | 0 | "%s: unable to retrieve B-tree root node.", |
6171 | 0 | function ); |
6172 | |
|
6173 | 0 | goto on_error; |
6174 | 0 | } |
6175 | 0 | else if( result == 0 ) |
6176 | 0 | { |
6177 | 0 | return( 0 ); |
6178 | 0 | } |
6179 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
6180 | 0 | root_node, |
6181 | 0 | error ); |
6182 | |
|
6183 | 0 | if( is_leaf_node == -1 ) |
6184 | 0 | { |
6185 | 0 | libcerror_error_set( |
6186 | 0 | error, |
6187 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6188 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6189 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
6190 | 0 | function ); |
6191 | |
|
6192 | 0 | goto on_error; |
6193 | 0 | } |
6194 | 0 | if( libfsapfs_name_hash_calculate_from_utf16_string( |
6195 | 0 | &name_hash, |
6196 | 0 | utf16_string, |
6197 | 0 | utf16_string_length, |
6198 | 0 | file_system_btree->use_case_folding, |
6199 | 0 | error ) != 1 ) |
6200 | 0 | { |
6201 | 0 | libcerror_error_set( |
6202 | 0 | error, |
6203 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6204 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6205 | 0 | "%s: unable to determine name hash.", |
6206 | 0 | function ); |
6207 | |
|
6208 | 0 | goto on_error; |
6209 | 0 | } |
6210 | 0 | if( is_leaf_node != 0 ) |
6211 | 0 | { |
6212 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf16_name( |
6213 | 0 | file_system_btree, |
6214 | 0 | root_node, |
6215 | 0 | parent_identifier, |
6216 | 0 | utf16_string, |
6217 | 0 | utf16_string_length, |
6218 | 0 | name_hash, |
6219 | 0 | directory_record, |
6220 | 0 | error ); |
6221 | 0 | } |
6222 | 0 | else |
6223 | 0 | { |
6224 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf16_name( |
6225 | 0 | file_system_btree, |
6226 | 0 | file_io_handle, |
6227 | 0 | root_node, |
6228 | 0 | parent_identifier, |
6229 | 0 | utf16_string, |
6230 | 0 | utf16_string_length, |
6231 | 0 | name_hash, |
6232 | 0 | transaction_identifier, |
6233 | 0 | directory_record, |
6234 | 0 | 0, |
6235 | 0 | error ); |
6236 | 0 | } |
6237 | 0 | if( result == -1 ) |
6238 | 0 | { |
6239 | 0 | libcerror_error_set( |
6240 | 0 | error, |
6241 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6242 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6243 | 0 | "%s: unable to retrieve directory entry by name.", |
6244 | 0 | function ); |
6245 | |
|
6246 | 0 | goto on_error; |
6247 | 0 | } |
6248 | 0 | else if( result != 0 ) |
6249 | 0 | { |
6250 | 0 | if( libfsapfs_directory_record_get_identifier( |
6251 | 0 | *directory_record, |
6252 | 0 | &lookup_identifier, |
6253 | 0 | error ) != 1 ) |
6254 | 0 | { |
6255 | 0 | libcerror_error_set( |
6256 | 0 | error, |
6257 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6258 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6259 | 0 | "%s: unable to retrieve directory entry identifier.", |
6260 | 0 | function ); |
6261 | |
|
6262 | 0 | goto on_error; |
6263 | 0 | } |
6264 | 0 | } |
6265 | 0 | root_node = NULL; |
6266 | |
|
6267 | 0 | if( result != 0 ) |
6268 | 0 | { |
6269 | 0 | result = libfsapfs_file_system_btree_get_entry_by_identifier( |
6270 | 0 | file_system_btree, |
6271 | 0 | file_io_handle, |
6272 | 0 | lookup_identifier, |
6273 | 0 | LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_INODE, |
6274 | 0 | transaction_identifier, |
6275 | 0 | &btree_node, |
6276 | 0 | &btree_entry, |
6277 | 0 | error ); |
6278 | |
|
6279 | 0 | if( result != 0 ) |
6280 | 0 | { |
6281 | 0 | libcerror_error_set( |
6282 | 0 | error, |
6283 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6284 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6285 | 0 | "%s: unable to retrieve entry from B-tree node.", |
6286 | 0 | function ); |
6287 | |
|
6288 | 0 | goto on_error; |
6289 | 0 | } |
6290 | 0 | if( btree_node == NULL ) |
6291 | 0 | { |
6292 | 0 | libcerror_error_set( |
6293 | 0 | error, |
6294 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6295 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
6296 | 0 | "%s: invalid B-tree node.", |
6297 | 0 | function ); |
6298 | |
|
6299 | 0 | goto on_error; |
6300 | 0 | } |
6301 | 0 | if( btree_entry == NULL ) |
6302 | 0 | { |
6303 | 0 | libcerror_error_set( |
6304 | 0 | error, |
6305 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6306 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
6307 | 0 | "%s: invalid B-tree entry.", |
6308 | 0 | function ); |
6309 | |
|
6310 | 0 | goto on_error; |
6311 | 0 | } |
6312 | 0 | if( libfsapfs_inode_initialize( |
6313 | 0 | inode, |
6314 | 0 | error ) != 1 ) |
6315 | 0 | { |
6316 | 0 | libcerror_error_set( |
6317 | 0 | error, |
6318 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6319 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
6320 | 0 | "%s: unable to create inode.", |
6321 | 0 | function ); |
6322 | |
|
6323 | 0 | goto on_error; |
6324 | 0 | } |
6325 | 0 | if( libfsapfs_inode_read_key_data( |
6326 | 0 | *inode, |
6327 | 0 | btree_entry->key_data, |
6328 | 0 | (size_t) btree_entry->key_data_size, |
6329 | 0 | error ) != 1 ) |
6330 | 0 | { |
6331 | 0 | libcerror_error_set( |
6332 | 0 | error, |
6333 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
6334 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
6335 | 0 | "%s: unable to read inode key data.", |
6336 | 0 | function ); |
6337 | |
|
6338 | 0 | goto on_error; |
6339 | 0 | } |
6340 | 0 | if( libfsapfs_inode_read_value_data( |
6341 | 0 | *inode, |
6342 | 0 | btree_entry->value_data, |
6343 | 0 | (size_t) btree_entry->value_data_size, |
6344 | 0 | error ) != 1 ) |
6345 | 0 | { |
6346 | 0 | libcerror_error_set( |
6347 | 0 | error, |
6348 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
6349 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
6350 | 0 | "%s: unable to read inode value data.", |
6351 | 0 | function ); |
6352 | |
|
6353 | 0 | goto on_error; |
6354 | 0 | } |
6355 | 0 | btree_node = NULL; |
6356 | 0 | } |
6357 | 0 | return( result ); |
6358 | | |
6359 | 0 | on_error: |
6360 | 0 | if( *directory_record != NULL ) |
6361 | 0 | { |
6362 | 0 | libfsapfs_directory_record_free( |
6363 | 0 | directory_record, |
6364 | 0 | NULL ); |
6365 | 0 | } |
6366 | 0 | if( *inode != NULL ) |
6367 | 0 | { |
6368 | 0 | libfsapfs_inode_free( |
6369 | 0 | inode, |
6370 | 0 | NULL ); |
6371 | 0 | } |
6372 | 0 | return( -1 ); |
6373 | 0 | } |
6374 | | |
6375 | | /* Retrieves an inode for an UTF-16 encoded path from the file system B-tree |
6376 | | * Returns 1 if successful, 0 if not found or -1 on error |
6377 | | */ |
6378 | | int libfsapfs_file_system_btree_get_inode_by_utf16_path( |
6379 | | libfsapfs_file_system_btree_t *file_system_btree, |
6380 | | libbfio_handle_t *file_io_handle, |
6381 | | uint64_t parent_identifier, |
6382 | | const uint16_t *utf16_string, |
6383 | | size_t utf16_string_length, |
6384 | | uint64_t transaction_identifier, |
6385 | | libfsapfs_inode_t **inode, |
6386 | | libfsapfs_directory_record_t **directory_record, |
6387 | | libcerror_error_t **error ) |
6388 | 0 | { |
6389 | 0 | libfsapfs_btree_entry_t *btree_entry = NULL; |
6390 | 0 | libfsapfs_btree_node_t *btree_node = NULL; |
6391 | 0 | libfsapfs_btree_node_t *root_node = NULL; |
6392 | 0 | libfsapfs_directory_record_t *safe_directory_record = NULL; |
6393 | 0 | const uint16_t *utf16_string_segment = NULL; |
6394 | 0 | static char *function = "libfsapfs_file_system_btree_get_inode_by_utf16_path"; |
6395 | 0 | libuna_unicode_character_t unicode_character = 0; |
6396 | 0 | size_t utf16_string_index = 0; |
6397 | 0 | size_t utf16_string_segment_length = 0; |
6398 | 0 | uint64_t lookup_identifier = 0; |
6399 | 0 | uint32_t name_hash = 0; |
6400 | 0 | int is_leaf_node = 0; |
6401 | 0 | int result = 0; |
6402 | |
|
6403 | 0 | if( file_system_btree == NULL ) |
6404 | 0 | { |
6405 | 0 | libcerror_error_set( |
6406 | 0 | error, |
6407 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6408 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6409 | 0 | "%s: invalid file system B-tree.", |
6410 | 0 | function ); |
6411 | |
|
6412 | 0 | return( -1 ); |
6413 | 0 | } |
6414 | 0 | if( utf16_string == NULL ) |
6415 | 0 | { |
6416 | 0 | libcerror_error_set( |
6417 | 0 | error, |
6418 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6419 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6420 | 0 | "%s: invalid UTF-16 string.", |
6421 | 0 | function ); |
6422 | |
|
6423 | 0 | return( -1 ); |
6424 | 0 | } |
6425 | 0 | if( utf16_string_length > (size_t) SSIZE_MAX ) |
6426 | 0 | { |
6427 | 0 | libcerror_error_set( |
6428 | 0 | error, |
6429 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6430 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
6431 | 0 | "%s: invalid UTF-16 string length value exceeds maximum.", |
6432 | 0 | function ); |
6433 | |
|
6434 | 0 | return( -1 ); |
6435 | 0 | } |
6436 | 0 | if( inode == NULL ) |
6437 | 0 | { |
6438 | 0 | libcerror_error_set( |
6439 | 0 | error, |
6440 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6441 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6442 | 0 | "%s: invalid inode.", |
6443 | 0 | function ); |
6444 | |
|
6445 | 0 | return( -1 ); |
6446 | 0 | } |
6447 | 0 | if( *inode != NULL ) |
6448 | 0 | { |
6449 | 0 | libcerror_error_set( |
6450 | 0 | error, |
6451 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6452 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
6453 | 0 | "%s: invalid inode value already set.", |
6454 | 0 | function ); |
6455 | |
|
6456 | 0 | return( -1 ); |
6457 | 0 | } |
6458 | 0 | if( directory_record == NULL ) |
6459 | 0 | { |
6460 | 0 | libcerror_error_set( |
6461 | 0 | error, |
6462 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
6463 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
6464 | 0 | "%s: invalid directory record.", |
6465 | 0 | function ); |
6466 | |
|
6467 | 0 | return( -1 ); |
6468 | 0 | } |
6469 | 0 | if( *directory_record != NULL ) |
6470 | 0 | { |
6471 | 0 | libcerror_error_set( |
6472 | 0 | error, |
6473 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6474 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
6475 | 0 | "%s: invalid directory record value already set.", |
6476 | 0 | function ); |
6477 | |
|
6478 | 0 | return( -1 ); |
6479 | 0 | } |
6480 | 0 | result = libfsapfs_file_system_btree_get_root_node( |
6481 | 0 | file_system_btree, |
6482 | 0 | file_io_handle, |
6483 | 0 | file_system_btree->root_node_block_number, |
6484 | 0 | &root_node, |
6485 | 0 | error ); |
6486 | |
|
6487 | 0 | if( result == -1 ) |
6488 | 0 | { |
6489 | 0 | libcerror_error_set( |
6490 | 0 | error, |
6491 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6492 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6493 | 0 | "%s: unable to retrieve B-tree root node.", |
6494 | 0 | function ); |
6495 | |
|
6496 | 0 | goto on_error; |
6497 | 0 | } |
6498 | 0 | else if( result == 0 ) |
6499 | 0 | { |
6500 | 0 | return( 0 ); |
6501 | 0 | } |
6502 | 0 | is_leaf_node = libfsapfs_btree_node_is_leaf_node( |
6503 | 0 | root_node, |
6504 | 0 | error ); |
6505 | |
|
6506 | 0 | if( is_leaf_node == -1 ) |
6507 | 0 | { |
6508 | 0 | libcerror_error_set( |
6509 | 0 | error, |
6510 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6511 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6512 | 0 | "%s: unable to determine if B-tree root node is a leaf node.", |
6513 | 0 | function ); |
6514 | |
|
6515 | 0 | goto on_error; |
6516 | 0 | } |
6517 | 0 | lookup_identifier = parent_identifier; |
6518 | |
|
6519 | 0 | if( utf16_string_length > 0 ) |
6520 | 0 | { |
6521 | | /* Ignore a leading separator |
6522 | | */ |
6523 | 0 | if( utf16_string[ utf16_string_index ] == (uint16_t) LIBFSAPFS_SEPARATOR ) |
6524 | 0 | { |
6525 | 0 | utf16_string_index++; |
6526 | 0 | } |
6527 | 0 | } |
6528 | 0 | if( ( utf16_string_length == 0 ) |
6529 | 0 | || ( utf16_string_length == 1 ) ) |
6530 | 0 | { |
6531 | 0 | result = 1; |
6532 | 0 | } |
6533 | 0 | else while( utf16_string_index < utf16_string_length ) |
6534 | 0 | { |
6535 | 0 | utf16_string_segment = &( utf16_string[ utf16_string_index ] ); |
6536 | 0 | utf16_string_segment_length = utf16_string_index; |
6537 | |
|
6538 | 0 | while( utf16_string_index < utf16_string_length ) |
6539 | 0 | { |
6540 | 0 | if( libuna_unicode_character_copy_from_utf16( |
6541 | 0 | &unicode_character, |
6542 | 0 | utf16_string, |
6543 | 0 | utf16_string_length, |
6544 | 0 | &utf16_string_index, |
6545 | 0 | error ) != 1 ) |
6546 | 0 | { |
6547 | 0 | libcerror_error_set( |
6548 | 0 | error, |
6549 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6550 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
6551 | 0 | "%s: unable to copy UTF-16 string to Unicode character.", |
6552 | 0 | function ); |
6553 | |
|
6554 | 0 | goto on_error; |
6555 | 0 | } |
6556 | 0 | if( ( unicode_character == (libuna_unicode_character_t) LIBFSAPFS_SEPARATOR ) |
6557 | 0 | || ( unicode_character == 0 ) ) |
6558 | 0 | { |
6559 | 0 | utf16_string_segment_length += 1; |
6560 | |
|
6561 | 0 | break; |
6562 | 0 | } |
6563 | 0 | } |
6564 | 0 | utf16_string_segment_length = utf16_string_index - utf16_string_segment_length; |
6565 | |
|
6566 | 0 | if( utf16_string_segment_length == 0 ) |
6567 | 0 | { |
6568 | 0 | result = 0; |
6569 | 0 | } |
6570 | 0 | else |
6571 | 0 | { |
6572 | 0 | if( libfsapfs_name_hash_calculate_from_utf16_string( |
6573 | 0 | &name_hash, |
6574 | 0 | utf16_string_segment, |
6575 | 0 | utf16_string_segment_length, |
6576 | 0 | file_system_btree->use_case_folding, |
6577 | 0 | error ) != 1 ) |
6578 | 0 | { |
6579 | 0 | libcerror_error_set( |
6580 | 0 | error, |
6581 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6582 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6583 | 0 | "%s: unable to determine name hash.", |
6584 | 0 | function ); |
6585 | |
|
6586 | 0 | goto on_error; |
6587 | 0 | } |
6588 | 0 | if( safe_directory_record != NULL ) |
6589 | 0 | { |
6590 | 0 | if( libfsapfs_directory_record_free( |
6591 | 0 | &safe_directory_record, |
6592 | 0 | error ) != 1 ) |
6593 | 0 | { |
6594 | 0 | libcerror_error_set( |
6595 | 0 | error, |
6596 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6597 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
6598 | 0 | "%s: unable to free directory record.", |
6599 | 0 | function ); |
6600 | |
|
6601 | 0 | goto on_error; |
6602 | 0 | } |
6603 | 0 | } |
6604 | 0 | if( is_leaf_node != 0 ) |
6605 | 0 | { |
6606 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_leaf_node_by_utf16_name( |
6607 | 0 | file_system_btree, |
6608 | 0 | root_node, |
6609 | 0 | lookup_identifier, |
6610 | 0 | utf16_string_segment, |
6611 | 0 | utf16_string_segment_length, |
6612 | 0 | name_hash, |
6613 | 0 | &safe_directory_record, |
6614 | 0 | error ); |
6615 | 0 | } |
6616 | 0 | else |
6617 | 0 | { |
6618 | 0 | result = libfsapfs_file_system_btree_get_directory_record_from_branch_node_by_utf16_name( |
6619 | 0 | file_system_btree, |
6620 | 0 | file_io_handle, |
6621 | 0 | root_node, |
6622 | 0 | lookup_identifier, |
6623 | 0 | utf16_string_segment, |
6624 | 0 | utf16_string_segment_length, |
6625 | 0 | name_hash, |
6626 | 0 | transaction_identifier, |
6627 | 0 | &safe_directory_record, |
6628 | 0 | 0, |
6629 | 0 | error ); |
6630 | 0 | } |
6631 | 0 | } |
6632 | 0 | if( result == -1 ) |
6633 | 0 | { |
6634 | 0 | libcerror_error_set( |
6635 | 0 | error, |
6636 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6637 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6638 | 0 | "%s: unable to retrieve directory entry by name.", |
6639 | 0 | function ); |
6640 | |
|
6641 | 0 | goto on_error; |
6642 | 0 | } |
6643 | 0 | else if( result == 0 ) |
6644 | 0 | { |
6645 | 0 | break; |
6646 | 0 | } |
6647 | 0 | if( libfsapfs_directory_record_get_identifier( |
6648 | 0 | safe_directory_record, |
6649 | 0 | &lookup_identifier, |
6650 | 0 | error ) != 1 ) |
6651 | 0 | { |
6652 | 0 | libcerror_error_set( |
6653 | 0 | error, |
6654 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6655 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6656 | 0 | "%s: unable to retrieve directory entry identifier.", |
6657 | 0 | function ); |
6658 | |
|
6659 | 0 | goto on_error; |
6660 | 0 | } |
6661 | 0 | } |
6662 | 0 | root_node = NULL; |
6663 | |
|
6664 | 0 | if( result != 0 ) |
6665 | 0 | { |
6666 | 0 | result = libfsapfs_file_system_btree_get_entry_by_identifier( |
6667 | 0 | file_system_btree, |
6668 | 0 | file_io_handle, |
6669 | 0 | lookup_identifier, |
6670 | 0 | LIBFSAPFS_FILE_SYSTEM_DATA_TYPE_INODE, |
6671 | 0 | transaction_identifier, |
6672 | 0 | &btree_node, |
6673 | 0 | &btree_entry, |
6674 | 0 | error ); |
6675 | |
|
6676 | 0 | if( result != 1 ) |
6677 | 0 | { |
6678 | 0 | libcerror_error_set( |
6679 | 0 | error, |
6680 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6681 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
6682 | 0 | "%s: unable to retrieve entry from B-tree node.", |
6683 | 0 | function ); |
6684 | |
|
6685 | 0 | goto on_error; |
6686 | 0 | } |
6687 | 0 | if( btree_node == NULL ) |
6688 | 0 | { |
6689 | 0 | libcerror_error_set( |
6690 | 0 | error, |
6691 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6692 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
6693 | 0 | "%s: invalid B-tree node.", |
6694 | 0 | function ); |
6695 | |
|
6696 | 0 | goto on_error; |
6697 | 0 | } |
6698 | 0 | if( btree_entry == NULL ) |
6699 | 0 | { |
6700 | 0 | libcerror_error_set( |
6701 | 0 | error, |
6702 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6703 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
6704 | 0 | "%s: invalid B-tree entry.", |
6705 | 0 | function ); |
6706 | |
|
6707 | 0 | goto on_error; |
6708 | 0 | } |
6709 | 0 | if( libfsapfs_inode_initialize( |
6710 | 0 | inode, |
6711 | 0 | error ) != 1 ) |
6712 | 0 | { |
6713 | 0 | libcerror_error_set( |
6714 | 0 | error, |
6715 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
6716 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
6717 | 0 | "%s: unable to create inode.", |
6718 | 0 | function ); |
6719 | |
|
6720 | 0 | goto on_error; |
6721 | 0 | } |
6722 | 0 | if( libfsapfs_inode_read_key_data( |
6723 | 0 | *inode, |
6724 | 0 | btree_entry->key_data, |
6725 | 0 | (size_t) btree_entry->key_data_size, |
6726 | 0 | error ) != 1 ) |
6727 | 0 | { |
6728 | 0 | libcerror_error_set( |
6729 | 0 | error, |
6730 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
6731 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
6732 | 0 | "%s: unable to read inode key data.", |
6733 | 0 | function ); |
6734 | |
|
6735 | 0 | goto on_error; |
6736 | 0 | } |
6737 | 0 | if( libfsapfs_inode_read_value_data( |
6738 | 0 | *inode, |
6739 | 0 | btree_entry->value_data, |
6740 | 0 | (size_t) btree_entry->value_data_size, |
6741 | 0 | error ) != 1 ) |
6742 | 0 | { |
6743 | 0 | libcerror_error_set( |
6744 | 0 | error, |
6745 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
6746 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
6747 | 0 | "%s: unable to read inode value data.", |
6748 | 0 | function ); |
6749 | |
|
6750 | 0 | goto on_error; |
6751 | 0 | } |
6752 | 0 | btree_node = NULL; |
6753 | |
|
6754 | 0 | *directory_record = safe_directory_record; |
6755 | 0 | } |
6756 | 0 | return( result ); |
6757 | | |
6758 | 0 | on_error: |
6759 | 0 | if( safe_directory_record != NULL ) |
6760 | 0 | { |
6761 | 0 | libfsapfs_directory_record_free( |
6762 | 0 | &safe_directory_record, |
6763 | 0 | NULL ); |
6764 | 0 | } |
6765 | 0 | if( *inode != NULL ) |
6766 | 0 | { |
6767 | 0 | libfsapfs_inode_free( |
6768 | 0 | inode, |
6769 | | NULL ); |
6770 | 0 | } |
6771 | 0 | return( -1 ); |
6772 | 0 | } |
6773 | | |