/src/libfsext/libfsext/libfsext_volume.c
Line | Count | Source |
1 | | /* |
2 | | * Volume functions |
3 | | * |
4 | | * Copyright (C) 2010-2025, 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 <memory.h> |
24 | | #include <narrow_string.h> |
25 | | #include <types.h> |
26 | | #include <wide_string.h> |
27 | | |
28 | | #include "libfsext_bitmap.h" |
29 | | #include "libfsext_checksum.h" |
30 | | #include "libfsext_debug.h" |
31 | | #include "libfsext_definitions.h" |
32 | | #include "libfsext_group_descriptor.h" |
33 | | #include "libfsext_file_entry.h" |
34 | | #include "libfsext_inode_table.h" |
35 | | #include "libfsext_io_handle.h" |
36 | | #include "libfsext_libcdata.h" |
37 | | #include "libfsext_libcerror.h" |
38 | | #include "libfsext_libcnotify.h" |
39 | | #include "libfsext_libcthreads.h" |
40 | | #include "libfsext_libuna.h" |
41 | | #include "libfsext_superblock.h" |
42 | | #include "libfsext_volume.h" |
43 | | |
44 | | /* Creates a volume |
45 | | * Make sure the value volume is referencing, is set to NULL |
46 | | * Returns 1 if successful or -1 on error |
47 | | */ |
48 | | int libfsext_volume_initialize( |
49 | | libfsext_volume_t **volume, |
50 | | libcerror_error_t **error ) |
51 | 5.29k | { |
52 | 5.29k | libfsext_internal_volume_t *internal_volume = NULL; |
53 | 5.29k | static char *function = "libfsext_volume_initialize"; |
54 | | |
55 | 5.29k | if( volume == NULL ) |
56 | 0 | { |
57 | 0 | libcerror_error_set( |
58 | 0 | error, |
59 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
60 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
61 | 0 | "%s: invalid volume.", |
62 | 0 | function ); |
63 | |
|
64 | 0 | return( -1 ); |
65 | 0 | } |
66 | 5.29k | if( *volume != NULL ) |
67 | 0 | { |
68 | 0 | libcerror_error_set( |
69 | 0 | error, |
70 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
71 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
72 | 0 | "%s: invalid volume value already set.", |
73 | 0 | function ); |
74 | |
|
75 | 0 | return( -1 ); |
76 | 0 | } |
77 | 5.29k | internal_volume = memory_allocate_structure( |
78 | 5.29k | libfsext_internal_volume_t ); |
79 | | |
80 | 5.29k | if( internal_volume == NULL ) |
81 | 0 | { |
82 | 0 | libcerror_error_set( |
83 | 0 | error, |
84 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
85 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
86 | 0 | "%s: unable to create volume.", |
87 | 0 | function ); |
88 | |
|
89 | 0 | goto on_error; |
90 | 0 | } |
91 | 5.29k | if( memory_set( |
92 | 5.29k | internal_volume, |
93 | 5.29k | 0, |
94 | 5.29k | sizeof( libfsext_internal_volume_t ) ) == NULL ) |
95 | 0 | { |
96 | 0 | libcerror_error_set( |
97 | 0 | error, |
98 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
99 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
100 | 0 | "%s: unable to clear volume.", |
101 | 0 | function ); |
102 | |
|
103 | 0 | memory_free( |
104 | 0 | internal_volume ); |
105 | |
|
106 | 0 | return( -1 ); |
107 | 0 | } |
108 | 5.29k | if( libfsext_io_handle_initialize( |
109 | 5.29k | &( internal_volume->io_handle ), |
110 | 5.29k | error ) != 1 ) |
111 | 0 | { |
112 | 0 | libcerror_error_set( |
113 | 0 | error, |
114 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
115 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
116 | 0 | "%s: unable to create IO handle.", |
117 | 0 | function ); |
118 | |
|
119 | 0 | goto on_error; |
120 | 0 | } |
121 | 5.29k | if( libcdata_array_initialize( |
122 | 5.29k | &( internal_volume->group_descriptors_array ), |
123 | 5.29k | 0, |
124 | 5.29k | error ) != 1 ) |
125 | 0 | { |
126 | 0 | libcerror_error_set( |
127 | 0 | error, |
128 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
129 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
130 | 0 | "%s: unable to create group descriptors array.", |
131 | 0 | function ); |
132 | |
|
133 | 0 | goto on_error; |
134 | 0 | } |
135 | 5.29k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
136 | 5.29k | if( libcthreads_read_write_lock_initialize( |
137 | 5.29k | &( internal_volume->read_write_lock ), |
138 | 5.29k | error ) != 1 ) |
139 | 0 | { |
140 | 0 | libcerror_error_set( |
141 | 0 | error, |
142 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
143 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
144 | 0 | "%s: unable to initialize read/write lock.", |
145 | 0 | function ); |
146 | |
|
147 | 0 | goto on_error; |
148 | 0 | } |
149 | 5.29k | #endif |
150 | 5.29k | *volume = (libfsext_volume_t *) internal_volume; |
151 | | |
152 | 5.29k | return( 1 ); |
153 | | |
154 | 0 | on_error: |
155 | 0 | if( internal_volume != NULL ) |
156 | 0 | { |
157 | 0 | if( internal_volume->io_handle != NULL ) |
158 | 0 | { |
159 | 0 | libfsext_io_handle_free( |
160 | 0 | &( internal_volume->io_handle ), |
161 | 0 | NULL ); |
162 | 0 | } |
163 | 0 | memory_free( |
164 | 0 | internal_volume ); |
165 | 0 | } |
166 | 0 | return( -1 ); |
167 | 5.29k | } |
168 | | |
169 | | /* Frees a volume |
170 | | * Returns 1 if successful or -1 on error |
171 | | */ |
172 | | int libfsext_volume_free( |
173 | | libfsext_volume_t **volume, |
174 | | libcerror_error_t **error ) |
175 | 5.29k | { |
176 | 5.29k | libfsext_internal_volume_t *internal_volume = NULL; |
177 | 5.29k | static char *function = "libfsext_volume_free"; |
178 | 5.29k | int result = 1; |
179 | | |
180 | 5.29k | if( volume == NULL ) |
181 | 0 | { |
182 | 0 | libcerror_error_set( |
183 | 0 | error, |
184 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
185 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
186 | 0 | "%s: invalid volume.", |
187 | 0 | function ); |
188 | |
|
189 | 0 | return( -1 ); |
190 | 0 | } |
191 | 5.29k | if( *volume != NULL ) |
192 | 5.29k | { |
193 | 5.29k | internal_volume = (libfsext_internal_volume_t *) *volume; |
194 | | |
195 | 5.29k | if( internal_volume->file_io_handle != NULL ) |
196 | 0 | { |
197 | 0 | if( libfsext_volume_close( |
198 | 0 | *volume, |
199 | 0 | error ) != 0 ) |
200 | 0 | { |
201 | 0 | libcerror_error_set( |
202 | 0 | error, |
203 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
204 | 0 | LIBCERROR_IO_ERROR_CLOSE_FAILED, |
205 | 0 | "%s: unable to close volume.", |
206 | 0 | function ); |
207 | |
|
208 | 0 | result = -1; |
209 | 0 | } |
210 | 0 | } |
211 | 5.29k | *volume = NULL; |
212 | | |
213 | 5.29k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
214 | 5.29k | if( libcthreads_read_write_lock_free( |
215 | 5.29k | &( internal_volume->read_write_lock ), |
216 | 5.29k | error ) != 1 ) |
217 | 0 | { |
218 | 0 | libcerror_error_set( |
219 | 0 | error, |
220 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
221 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
222 | 0 | "%s: unable to free read/write lock.", |
223 | 0 | function ); |
224 | |
|
225 | 0 | result = -1; |
226 | 0 | } |
227 | 5.29k | #endif |
228 | 5.29k | if( libcdata_array_free( |
229 | 5.29k | &( internal_volume->group_descriptors_array ), |
230 | 5.29k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsext_group_descriptor_free, |
231 | 5.29k | error ) != 1 ) |
232 | 0 | { |
233 | 0 | libcerror_error_set( |
234 | 0 | error, |
235 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
236 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
237 | 0 | "%s: unable to free group descriptors array.", |
238 | 0 | function ); |
239 | |
|
240 | 0 | result = -1; |
241 | 0 | } |
242 | 5.29k | if( libfsext_io_handle_free( |
243 | 5.29k | &( internal_volume->io_handle ), |
244 | 5.29k | error ) != 1 ) |
245 | 0 | { |
246 | 0 | libcerror_error_set( |
247 | 0 | error, |
248 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
249 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
250 | 0 | "%s: unable to free IO handle.", |
251 | 0 | function ); |
252 | |
|
253 | 0 | result = -1; |
254 | 0 | } |
255 | 5.29k | memory_free( |
256 | 5.29k | internal_volume ); |
257 | 5.29k | } |
258 | 5.29k | return( result ); |
259 | 5.29k | } |
260 | | |
261 | | /* Signals the volume to abort its current activity |
262 | | * Returns 1 if successful or -1 on error |
263 | | */ |
264 | | int libfsext_volume_signal_abort( |
265 | | libfsext_volume_t *volume, |
266 | | libcerror_error_t **error ) |
267 | 0 | { |
268 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
269 | 0 | static char *function = "libfsext_volume_signal_abort"; |
270 | |
|
271 | 0 | if( volume == NULL ) |
272 | 0 | { |
273 | 0 | libcerror_error_set( |
274 | 0 | error, |
275 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
276 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
277 | 0 | "%s: invalid volume.", |
278 | 0 | function ); |
279 | |
|
280 | 0 | return( -1 ); |
281 | 0 | } |
282 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
283 | |
|
284 | 0 | if( internal_volume->io_handle == NULL ) |
285 | 0 | { |
286 | 0 | libcerror_error_set( |
287 | 0 | error, |
288 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
289 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
290 | 0 | "%s: invalid volume - missing IO handle.", |
291 | 0 | function ); |
292 | |
|
293 | 0 | return( -1 ); |
294 | 0 | } |
295 | 0 | internal_volume->io_handle->abort = 1; |
296 | |
|
297 | 0 | return( 1 ); |
298 | 0 | } |
299 | | |
300 | | /* Opens a volume |
301 | | * Returns 1 if successful or -1 on error |
302 | | */ |
303 | | int libfsext_volume_open( |
304 | | libfsext_volume_t *volume, |
305 | | const char *filename, |
306 | | int access_flags, |
307 | | libcerror_error_t **error ) |
308 | 0 | { |
309 | 0 | libbfio_handle_t *file_io_handle = NULL; |
310 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
311 | 0 | static char *function = "libfsext_volume_open"; |
312 | |
|
313 | 0 | if( volume == NULL ) |
314 | 0 | { |
315 | 0 | libcerror_error_set( |
316 | 0 | error, |
317 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
318 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
319 | 0 | "%s: invalid volume.", |
320 | 0 | function ); |
321 | |
|
322 | 0 | return( -1 ); |
323 | 0 | } |
324 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
325 | |
|
326 | 0 | if( filename == NULL ) |
327 | 0 | { |
328 | 0 | libcerror_error_set( |
329 | 0 | error, |
330 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
331 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
332 | 0 | "%s: invalid filename.", |
333 | 0 | function ); |
334 | |
|
335 | 0 | return( -1 ); |
336 | 0 | } |
337 | 0 | if( ( ( access_flags & LIBFSEXT_ACCESS_FLAG_READ ) == 0 ) |
338 | 0 | && ( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) == 0 ) ) |
339 | 0 | { |
340 | 0 | libcerror_error_set( |
341 | 0 | error, |
342 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
343 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
344 | 0 | "%s: unsupported access flags.", |
345 | 0 | function ); |
346 | |
|
347 | 0 | return( -1 ); |
348 | 0 | } |
349 | 0 | if( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) != 0 ) |
350 | 0 | { |
351 | 0 | libcerror_error_set( |
352 | 0 | error, |
353 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
354 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
355 | 0 | "%s: write access currently not supported.", |
356 | 0 | function ); |
357 | |
|
358 | 0 | return( -1 ); |
359 | 0 | } |
360 | 0 | if( libbfio_file_initialize( |
361 | 0 | &file_io_handle, |
362 | 0 | error ) != 1 ) |
363 | 0 | { |
364 | 0 | libcerror_error_set( |
365 | 0 | error, |
366 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
367 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
368 | 0 | "%s: unable to create file IO handle.", |
369 | 0 | function ); |
370 | |
|
371 | 0 | goto on_error; |
372 | 0 | } |
373 | | #if defined( HAVE_DEBUG_OUTPUT ) |
374 | | if( libbfio_handle_set_track_offsets_read( |
375 | | file_io_handle, |
376 | | 1, |
377 | | error ) != 1 ) |
378 | | { |
379 | | libcerror_error_set( |
380 | | error, |
381 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
382 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
383 | | "%s: unable to set track offsets read in file IO handle.", |
384 | | function ); |
385 | | |
386 | | goto on_error; |
387 | | } |
388 | | #endif |
389 | 0 | if( libbfio_file_set_name( |
390 | 0 | file_io_handle, |
391 | 0 | filename, |
392 | 0 | narrow_string_length( |
393 | 0 | filename ) + 1, |
394 | 0 | error ) != 1 ) |
395 | 0 | { |
396 | 0 | libcerror_error_set( |
397 | 0 | error, |
398 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
399 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
400 | 0 | "%s: unable to set filename in file IO handle.", |
401 | 0 | function ); |
402 | |
|
403 | 0 | goto on_error; |
404 | 0 | } |
405 | 0 | if( libfsext_volume_open_file_io_handle( |
406 | 0 | volume, |
407 | 0 | file_io_handle, |
408 | 0 | access_flags, |
409 | 0 | error ) != 1 ) |
410 | 0 | { |
411 | 0 | libcerror_error_set( |
412 | 0 | error, |
413 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
414 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
415 | 0 | "%s: unable to open volume: %s.", |
416 | 0 | function, |
417 | 0 | filename ); |
418 | |
|
419 | 0 | goto on_error; |
420 | 0 | } |
421 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
422 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
423 | 0 | internal_volume->read_write_lock, |
424 | 0 | error ) != 1 ) |
425 | 0 | { |
426 | 0 | libcerror_error_set( |
427 | 0 | error, |
428 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
429 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
430 | 0 | "%s: unable to grab read/write lock for writing.", |
431 | 0 | function ); |
432 | |
|
433 | 0 | goto on_error; |
434 | 0 | } |
435 | 0 | #endif |
436 | 0 | internal_volume->file_io_handle_created_in_library = 1; |
437 | |
|
438 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
439 | 0 | if( libcthreads_read_write_lock_release_for_write( |
440 | 0 | internal_volume->read_write_lock, |
441 | 0 | error ) != 1 ) |
442 | 0 | { |
443 | 0 | libcerror_error_set( |
444 | 0 | error, |
445 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
446 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
447 | 0 | "%s: unable to release read/write lock for writing.", |
448 | 0 | function ); |
449 | |
|
450 | 0 | internal_volume->file_io_handle_created_in_library = 0; |
451 | |
|
452 | 0 | goto on_error; |
453 | 0 | } |
454 | 0 | #endif |
455 | 0 | return( 1 ); |
456 | | |
457 | 0 | on_error: |
458 | 0 | if( file_io_handle != NULL ) |
459 | 0 | { |
460 | 0 | libbfio_handle_free( |
461 | 0 | &file_io_handle, |
462 | 0 | NULL ); |
463 | 0 | } |
464 | 0 | return( -1 ); |
465 | 0 | } |
466 | | |
467 | | #if defined( HAVE_WIDE_CHARACTER_TYPE ) |
468 | | |
469 | | /* Opens a volume |
470 | | * Returns 1 if successful or -1 on error |
471 | | */ |
472 | | int libfsext_volume_open_wide( |
473 | | libfsext_volume_t *volume, |
474 | | const wchar_t *filename, |
475 | | int access_flags, |
476 | | libcerror_error_t **error ) |
477 | | { |
478 | | libbfio_handle_t *file_io_handle = NULL; |
479 | | libfsext_internal_volume_t *internal_volume = NULL; |
480 | | static char *function = "libfsext_volume_open_wide"; |
481 | | |
482 | | if( volume == NULL ) |
483 | | { |
484 | | libcerror_error_set( |
485 | | error, |
486 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
487 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
488 | | "%s: invalid volume.", |
489 | | function ); |
490 | | |
491 | | return( -1 ); |
492 | | } |
493 | | internal_volume = (libfsext_internal_volume_t *) volume; |
494 | | |
495 | | if( filename == NULL ) |
496 | | { |
497 | | libcerror_error_set( |
498 | | error, |
499 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
500 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
501 | | "%s: invalid filename.", |
502 | | function ); |
503 | | |
504 | | return( -1 ); |
505 | | } |
506 | | if( ( ( access_flags & LIBFSEXT_ACCESS_FLAG_READ ) == 0 ) |
507 | | && ( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) == 0 ) ) |
508 | | { |
509 | | libcerror_error_set( |
510 | | error, |
511 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
512 | | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
513 | | "%s: unsupported access flags.", |
514 | | function ); |
515 | | |
516 | | return( -1 ); |
517 | | } |
518 | | if( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) != 0 ) |
519 | | { |
520 | | libcerror_error_set( |
521 | | error, |
522 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
523 | | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
524 | | "%s: write access currently not supported.", |
525 | | function ); |
526 | | |
527 | | return( -1 ); |
528 | | } |
529 | | if( libbfio_file_initialize( |
530 | | &file_io_handle, |
531 | | error ) != 1 ) |
532 | | { |
533 | | libcerror_error_set( |
534 | | error, |
535 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
536 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
537 | | "%s: unable to create file IO handle.", |
538 | | function ); |
539 | | |
540 | | goto on_error; |
541 | | } |
542 | | #if defined( HAVE_DEBUG_OUTPUT ) |
543 | | if( libbfio_handle_set_track_offsets_read( |
544 | | file_io_handle, |
545 | | 1, |
546 | | error ) != 1 ) |
547 | | { |
548 | | libcerror_error_set( |
549 | | error, |
550 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
551 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
552 | | "%s: unable to set track offsets read in file IO handle.", |
553 | | function ); |
554 | | |
555 | | goto on_error; |
556 | | } |
557 | | #endif |
558 | | if( libbfio_file_set_name_wide( |
559 | | file_io_handle, |
560 | | filename, |
561 | | wide_string_length( |
562 | | filename ) + 1, |
563 | | error ) != 1 ) |
564 | | { |
565 | | libcerror_error_set( |
566 | | error, |
567 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
568 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
569 | | "%s: unable to set filename in file IO handle.", |
570 | | function ); |
571 | | |
572 | | goto on_error; |
573 | | } |
574 | | if( libfsext_volume_open_file_io_handle( |
575 | | volume, |
576 | | file_io_handle, |
577 | | access_flags, |
578 | | error ) != 1 ) |
579 | | { |
580 | | libcerror_error_set( |
581 | | error, |
582 | | LIBCERROR_ERROR_DOMAIN_IO, |
583 | | LIBCERROR_IO_ERROR_OPEN_FAILED, |
584 | | "%s: unable to open volume: %ls.", |
585 | | function, |
586 | | filename ); |
587 | | |
588 | | goto on_error; |
589 | | } |
590 | | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
591 | | if( libcthreads_read_write_lock_grab_for_write( |
592 | | internal_volume->read_write_lock, |
593 | | error ) != 1 ) |
594 | | { |
595 | | libcerror_error_set( |
596 | | error, |
597 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
598 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
599 | | "%s: unable to grab read/write lock for writing.", |
600 | | function ); |
601 | | |
602 | | goto on_error; |
603 | | } |
604 | | #endif |
605 | | internal_volume->file_io_handle_created_in_library = 1; |
606 | | |
607 | | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
608 | | if( libcthreads_read_write_lock_release_for_write( |
609 | | internal_volume->read_write_lock, |
610 | | error ) != 1 ) |
611 | | { |
612 | | libcerror_error_set( |
613 | | error, |
614 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
615 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
616 | | "%s: unable to release read/write lock for writing.", |
617 | | function ); |
618 | | |
619 | | internal_volume->file_io_handle_created_in_library = 0; |
620 | | |
621 | | goto on_error; |
622 | | } |
623 | | #endif |
624 | | return( 1 ); |
625 | | |
626 | | on_error: |
627 | | if( file_io_handle != NULL ) |
628 | | { |
629 | | libbfio_handle_free( |
630 | | &file_io_handle, |
631 | | NULL ); |
632 | | } |
633 | | return( -1 ); |
634 | | } |
635 | | |
636 | | #endif /* defined( HAVE_WIDE_CHARACTER_TYPE ) */ |
637 | | |
638 | | /* Opens a volume using a Basic File IO (bfio) handle |
639 | | * Returns 1 if successful or -1 on error |
640 | | */ |
641 | | int libfsext_volume_open_file_io_handle( |
642 | | libfsext_volume_t *volume, |
643 | | libbfio_handle_t *file_io_handle, |
644 | | int access_flags, |
645 | | libcerror_error_t **error ) |
646 | 5.29k | { |
647 | 5.29k | libfsext_internal_volume_t *internal_volume = NULL; |
648 | 5.29k | static char *function = "libfsext_volume_open_file_io_handle"; |
649 | 5.29k | uint8_t file_io_handle_opened_in_library = 0; |
650 | 5.29k | int bfio_access_flags = 0; |
651 | 5.29k | int file_io_handle_is_open = 0; |
652 | | |
653 | 5.29k | if( volume == NULL ) |
654 | 0 | { |
655 | 0 | libcerror_error_set( |
656 | 0 | error, |
657 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
658 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
659 | 0 | "%s: invalid volume.", |
660 | 0 | function ); |
661 | |
|
662 | 0 | return( -1 ); |
663 | 0 | } |
664 | 5.29k | internal_volume = (libfsext_internal_volume_t *) volume; |
665 | | |
666 | 5.29k | if( internal_volume->file_io_handle != NULL ) |
667 | 0 | { |
668 | 0 | libcerror_error_set( |
669 | 0 | error, |
670 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
671 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
672 | 0 | "%s: invalid volume - file IO handle already set.", |
673 | 0 | function ); |
674 | |
|
675 | 0 | return( -1 ); |
676 | 0 | } |
677 | 5.29k | if( file_io_handle == NULL ) |
678 | 0 | { |
679 | 0 | libcerror_error_set( |
680 | 0 | error, |
681 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
682 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
683 | 0 | "%s: invalid file IO handle.", |
684 | 0 | function ); |
685 | |
|
686 | 0 | return( -1 ); |
687 | 0 | } |
688 | 5.29k | if( ( ( access_flags & LIBFSEXT_ACCESS_FLAG_READ ) == 0 ) |
689 | 0 | && ( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) == 0 ) ) |
690 | 0 | { |
691 | 0 | libcerror_error_set( |
692 | 0 | error, |
693 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
694 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
695 | 0 | "%s: unsupported access flags.", |
696 | 0 | function ); |
697 | |
|
698 | 0 | return( -1 ); |
699 | 0 | } |
700 | 5.29k | if( ( access_flags & LIBFSEXT_ACCESS_FLAG_WRITE ) != 0 ) |
701 | 0 | { |
702 | 0 | libcerror_error_set( |
703 | 0 | error, |
704 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
705 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
706 | 0 | "%s: write access currently not supported.", |
707 | 0 | function ); |
708 | |
|
709 | 0 | return( -1 ); |
710 | 0 | } |
711 | 5.29k | if( ( access_flags & LIBFSEXT_ACCESS_FLAG_READ ) != 0 ) |
712 | 5.29k | { |
713 | 5.29k | bfio_access_flags = LIBBFIO_ACCESS_FLAG_READ; |
714 | 5.29k | } |
715 | 5.29k | file_io_handle_is_open = libbfio_handle_is_open( |
716 | 5.29k | file_io_handle, |
717 | 5.29k | error ); |
718 | | |
719 | 5.29k | if( file_io_handle_is_open == -1 ) |
720 | 0 | { |
721 | 0 | libcerror_error_set( |
722 | 0 | error, |
723 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
724 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
725 | 0 | "%s: unable to open volume.", |
726 | 0 | function ); |
727 | |
|
728 | 0 | goto on_error; |
729 | 0 | } |
730 | 5.29k | else if( file_io_handle_is_open == 0 ) |
731 | 5.29k | { |
732 | 5.29k | if( libbfio_handle_open( |
733 | 5.29k | file_io_handle, |
734 | 5.29k | bfio_access_flags, |
735 | 5.29k | error ) != 1 ) |
736 | 0 | { |
737 | 0 | libcerror_error_set( |
738 | 0 | error, |
739 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
740 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
741 | 0 | "%s: unable to open file IO handle.", |
742 | 0 | function ); |
743 | |
|
744 | 0 | goto on_error; |
745 | 0 | } |
746 | 5.29k | file_io_handle_opened_in_library = 1; |
747 | 5.29k | } |
748 | 5.29k | if( libfsext_internal_volume_open_read( |
749 | 5.29k | internal_volume, |
750 | 5.29k | file_io_handle, |
751 | 5.29k | error ) != 1 ) |
752 | 1.59k | { |
753 | 1.59k | libcerror_error_set( |
754 | 1.59k | error, |
755 | 1.59k | LIBCERROR_ERROR_DOMAIN_IO, |
756 | 1.59k | LIBCERROR_IO_ERROR_READ_FAILED, |
757 | 1.59k | "%s: unable to read from file IO handle.", |
758 | 1.59k | function ); |
759 | | |
760 | 1.59k | goto on_error; |
761 | 1.59k | } |
762 | 3.70k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
763 | 3.70k | if( libcthreads_read_write_lock_grab_for_write( |
764 | 3.70k | internal_volume->read_write_lock, |
765 | 3.70k | error ) != 1 ) |
766 | 0 | { |
767 | 0 | libcerror_error_set( |
768 | 0 | error, |
769 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
770 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
771 | 0 | "%s: unable to grab read/write lock for writing.", |
772 | 0 | function ); |
773 | |
|
774 | 0 | goto on_error; |
775 | 0 | } |
776 | 3.70k | #endif |
777 | 3.70k | internal_volume->file_io_handle = file_io_handle; |
778 | 3.70k | internal_volume->file_io_handle_opened_in_library = file_io_handle_opened_in_library; |
779 | | |
780 | 3.70k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
781 | 3.70k | if( libcthreads_read_write_lock_release_for_write( |
782 | 3.70k | internal_volume->read_write_lock, |
783 | 3.70k | error ) != 1 ) |
784 | 0 | { |
785 | 0 | libcerror_error_set( |
786 | 0 | error, |
787 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
788 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
789 | 0 | "%s: unable to release read/write lock for writing.", |
790 | 0 | function ); |
791 | |
|
792 | 0 | internal_volume->file_io_handle = NULL; |
793 | 0 | internal_volume->file_io_handle_opened_in_library = 0; |
794 | |
|
795 | 0 | goto on_error; |
796 | 0 | } |
797 | 3.70k | #endif |
798 | 3.70k | return( 1 ); |
799 | | |
800 | 1.59k | on_error: |
801 | 1.59k | if( file_io_handle_opened_in_library != 0 ) |
802 | 1.59k | { |
803 | 1.59k | libbfio_handle_close( |
804 | 1.59k | file_io_handle, |
805 | 1.59k | error ); |
806 | 1.59k | } |
807 | 1.59k | return( -1 ); |
808 | 3.70k | } |
809 | | |
810 | | /* Closes a volume |
811 | | * Returns 0 if successful or -1 on error |
812 | | */ |
813 | | int libfsext_volume_close( |
814 | | libfsext_volume_t *volume, |
815 | | libcerror_error_t **error ) |
816 | 3.70k | { |
817 | 3.70k | libfsext_internal_volume_t *internal_volume = NULL; |
818 | 3.70k | static char *function = "libfsext_volume_close"; |
819 | 3.70k | int result = 0; |
820 | | |
821 | 3.70k | if( volume == NULL ) |
822 | 0 | { |
823 | 0 | libcerror_error_set( |
824 | 0 | error, |
825 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
826 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
827 | 0 | "%s: invalid volume.", |
828 | 0 | function ); |
829 | |
|
830 | 0 | return( -1 ); |
831 | 0 | } |
832 | 3.70k | internal_volume = (libfsext_internal_volume_t *) volume; |
833 | | |
834 | 3.70k | if( internal_volume->file_io_handle == NULL ) |
835 | 0 | { |
836 | 0 | libcerror_error_set( |
837 | 0 | error, |
838 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
839 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
840 | 0 | "%s: invalid volume - missing file IO handle.", |
841 | 0 | function ); |
842 | |
|
843 | 0 | return( -1 ); |
844 | 0 | } |
845 | 3.70k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
846 | 3.70k | if( libcthreads_read_write_lock_grab_for_write( |
847 | 3.70k | internal_volume->read_write_lock, |
848 | 3.70k | error ) != 1 ) |
849 | 0 | { |
850 | 0 | libcerror_error_set( |
851 | 0 | error, |
852 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
853 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
854 | 0 | "%s: unable to grab read/write lock for writing.", |
855 | 0 | function ); |
856 | |
|
857 | 0 | return( -1 ); |
858 | 0 | } |
859 | 3.70k | #endif |
860 | | #if defined( HAVE_DEBUG_OUTPUT ) |
861 | | if( libcnotify_verbose != 0 ) |
862 | | { |
863 | | if( internal_volume->file_io_handle_created_in_library != 0 ) |
864 | | { |
865 | | if( libfsext_debug_print_read_offsets( |
866 | | internal_volume->file_io_handle, |
867 | | error ) != 1 ) |
868 | | { |
869 | | libcerror_error_set( |
870 | | error, |
871 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
872 | | LIBCERROR_RUNTIME_ERROR_PRINT_FAILED, |
873 | | "%s: unable to print the read offsets.", |
874 | | function ); |
875 | | |
876 | | result = -1; |
877 | | } |
878 | | } |
879 | | } |
880 | | #endif |
881 | 3.70k | if( internal_volume->file_io_handle_opened_in_library != 0 ) |
882 | 3.70k | { |
883 | 3.70k | if( libbfio_handle_close( |
884 | 3.70k | internal_volume->file_io_handle, |
885 | 3.70k | error ) != 0 ) |
886 | 0 | { |
887 | 0 | libcerror_error_set( |
888 | 0 | error, |
889 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
890 | 0 | LIBCERROR_IO_ERROR_CLOSE_FAILED, |
891 | 0 | "%s: unable to close file IO handle.", |
892 | 0 | function ); |
893 | |
|
894 | 0 | result = -1; |
895 | 0 | } |
896 | 3.70k | internal_volume->file_io_handle_opened_in_library = 0; |
897 | 3.70k | } |
898 | 3.70k | if( internal_volume->file_io_handle_created_in_library != 0 ) |
899 | 0 | { |
900 | 0 | if( libbfio_handle_free( |
901 | 0 | &( internal_volume->file_io_handle ), |
902 | 0 | error ) != 1 ) |
903 | 0 | { |
904 | 0 | libcerror_error_set( |
905 | 0 | error, |
906 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
907 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
908 | 0 | "%s: unable to free file IO handle.", |
909 | 0 | function ); |
910 | |
|
911 | 0 | result = -1; |
912 | 0 | } |
913 | 0 | internal_volume->file_io_handle_created_in_library = 0; |
914 | 0 | } |
915 | 3.70k | internal_volume->file_io_handle = NULL; |
916 | | |
917 | 3.70k | if( libfsext_io_handle_clear( |
918 | 3.70k | internal_volume->io_handle, |
919 | 3.70k | error ) != 1 ) |
920 | 0 | { |
921 | 0 | libcerror_error_set( |
922 | 0 | error, |
923 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
924 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
925 | 0 | "%s: unable to clear IO handle.", |
926 | 0 | function ); |
927 | |
|
928 | 0 | result = -1; |
929 | 0 | } |
930 | 3.70k | if( internal_volume->superblock != NULL ) |
931 | 3.70k | { |
932 | 3.70k | if( libfsext_superblock_free( |
933 | 3.70k | &( internal_volume->superblock ), |
934 | 3.70k | error ) != 1 ) |
935 | 0 | { |
936 | 0 | libcerror_error_set( |
937 | 0 | error, |
938 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
939 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
940 | 0 | "%s: unable to free superblock.", |
941 | 0 | function ); |
942 | |
|
943 | 0 | result = -1; |
944 | 0 | } |
945 | 3.70k | } |
946 | 3.70k | if( libcdata_array_empty( |
947 | 3.70k | internal_volume->group_descriptors_array, |
948 | 3.70k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsext_group_descriptor_free, |
949 | 3.70k | error ) != 1 ) |
950 | 0 | { |
951 | 0 | libcerror_error_set( |
952 | 0 | error, |
953 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
954 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
955 | 0 | "%s: unable to empty group descriptors array.", |
956 | 0 | function ); |
957 | |
|
958 | 0 | result = -1; |
959 | 0 | } |
960 | 3.70k | if( internal_volume->inode_table != NULL ) |
961 | 3.70k | { |
962 | 3.70k | if( libfsext_inode_table_free( |
963 | 3.70k | &( internal_volume->inode_table ), |
964 | 3.70k | error ) != 1 ) |
965 | 0 | { |
966 | 0 | libcerror_error_set( |
967 | 0 | error, |
968 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
969 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
970 | 0 | "%s: unable to free inode table.", |
971 | 0 | function ); |
972 | |
|
973 | 0 | result = -1; |
974 | 0 | } |
975 | 3.70k | } |
976 | 3.70k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
977 | 3.70k | if( libcthreads_read_write_lock_release_for_write( |
978 | 3.70k | internal_volume->read_write_lock, |
979 | 3.70k | error ) != 1 ) |
980 | 0 | { |
981 | 0 | libcerror_error_set( |
982 | 0 | error, |
983 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
984 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
985 | 0 | "%s: unable to release read/write lock for writing.", |
986 | 0 | function ); |
987 | |
|
988 | 0 | return( -1 ); |
989 | 0 | } |
990 | 3.70k | #endif |
991 | 3.70k | return( result ); |
992 | 3.70k | } |
993 | | |
994 | | /* Opens a volume for reading |
995 | | * Returns 1 if successful or -1 on error |
996 | | */ |
997 | | int libfsext_internal_volume_open_read( |
998 | | libfsext_internal_volume_t *internal_volume, |
999 | | libbfio_handle_t *file_io_handle, |
1000 | | libcerror_error_t **error ) |
1001 | 5.29k | { |
1002 | 5.29k | static char *function = "libfsext_internal_volume_open_read"; |
1003 | | |
1004 | 5.29k | if( internal_volume == NULL ) |
1005 | 0 | { |
1006 | 0 | libcerror_error_set( |
1007 | 0 | error, |
1008 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1009 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1010 | 0 | "%s: invalid internal volume.", |
1011 | 0 | function ); |
1012 | |
|
1013 | 0 | return( -1 ); |
1014 | 0 | } |
1015 | 5.29k | if( internal_volume->io_handle == NULL ) |
1016 | 0 | { |
1017 | 0 | libcerror_error_set( |
1018 | 0 | error, |
1019 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1020 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1021 | 0 | "%s: invalid internal volume - missing IO handle.", |
1022 | 0 | function ); |
1023 | |
|
1024 | 0 | return( -1 ); |
1025 | 0 | } |
1026 | 5.29k | if( libfsext_internal_volume_read_block_groups( |
1027 | 5.29k | internal_volume, |
1028 | 5.29k | file_io_handle, |
1029 | 5.29k | error ) != 1 ) |
1030 | 1.16k | { |
1031 | 1.16k | libcerror_error_set( |
1032 | 1.16k | error, |
1033 | 1.16k | LIBCERROR_ERROR_DOMAIN_IO, |
1034 | 1.16k | LIBCERROR_IO_ERROR_READ_FAILED, |
1035 | 1.16k | "%s: unable to read block groups.", |
1036 | 1.16k | function ); |
1037 | | |
1038 | 1.16k | goto on_error; |
1039 | 1.16k | } |
1040 | 4.12k | if( libfsext_inode_table_initialize( |
1041 | 4.12k | &( internal_volume->inode_table ), |
1042 | 4.12k | internal_volume->io_handle->inode_size, |
1043 | 4.12k | internal_volume->io_handle, |
1044 | 4.12k | internal_volume->superblock, |
1045 | 4.12k | internal_volume->group_descriptors_array, |
1046 | 4.12k | error ) != 1 ) |
1047 | 429 | { |
1048 | 429 | libcerror_error_set( |
1049 | 429 | error, |
1050 | 429 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1051 | 429 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1052 | 429 | "%s: unable to create inode table.", |
1053 | 429 | function ); |
1054 | | |
1055 | 429 | goto on_error; |
1056 | 429 | } |
1057 | 3.70k | return( 1 ); |
1058 | | |
1059 | 1.59k | on_error: |
1060 | 1.59k | if( internal_volume->inode_table != NULL ) |
1061 | 0 | { |
1062 | 0 | libfsext_inode_table_free( |
1063 | 0 | &( internal_volume->inode_table ), |
1064 | 0 | NULL ); |
1065 | 0 | } |
1066 | 1.59k | libcdata_array_empty( |
1067 | 1.59k | internal_volume->group_descriptors_array, |
1068 | 1.59k | (int (*)(intptr_t **, libcerror_error_t **)) &libfsext_group_descriptor_free, |
1069 | 1.59k | NULL ); |
1070 | | |
1071 | 1.59k | if( internal_volume->superblock != NULL ) |
1072 | 923 | { |
1073 | 923 | libfsext_superblock_free( |
1074 | 923 | &( internal_volume->superblock ), |
1075 | 923 | NULL ); |
1076 | 923 | } |
1077 | 1.59k | return( -1 ); |
1078 | 4.12k | } |
1079 | | |
1080 | | /* Reads the block groups |
1081 | | * Returns 1 if successful or -1 on error |
1082 | | */ |
1083 | | int libfsext_internal_volume_read_block_groups( |
1084 | | libfsext_internal_volume_t *internal_volume, |
1085 | | libbfio_handle_t *file_io_handle, |
1086 | | libcerror_error_t **error ) |
1087 | 5.29k | { |
1088 | 5.29k | libfsext_bitmap_t *bitmap = NULL; |
1089 | 5.29k | libfsext_group_descriptor_t *group_descriptor = NULL; |
1090 | 5.29k | libfsext_superblock_t *superblock = NULL; |
1091 | 5.29k | static char *function = "libfsext_internal_volume_read_block_groups"; |
1092 | 5.29k | size64_t block_group_size = 0; |
1093 | 5.29k | size_t group_descriptor_data_size = 0; |
1094 | 5.29k | off64_t block_group_offset = 0; |
1095 | 5.29k | off64_t group_descriptor_offset = 0; |
1096 | 5.29k | off64_t superblock_offset = 0; |
1097 | 5.29k | uint32_t block_group_number = 0; |
1098 | 5.29k | uint32_t exponent3 = 3; |
1099 | 5.29k | uint32_t exponent5 = 5; |
1100 | 5.29k | uint32_t exponent7 = 7; |
1101 | 5.29k | uint32_t first_group_number = 0; |
1102 | 5.29k | uint32_t group_descriptor_index = 0; |
1103 | 5.29k | uint32_t meta_group_number = 0; |
1104 | 5.29k | uint32_t metadata_block_group_number = 0; |
1105 | 5.29k | uint32_t metadata_block_group_start_block_number = 0; |
1106 | 5.29k | uint32_t number_of_block_groups = 0; |
1107 | 5.29k | uint32_t number_of_blocks_per_meta_group = 0; |
1108 | 5.29k | uint32_t number_of_group_descriptors = 0; |
1109 | 5.29k | uint32_t superblock_number = 0; |
1110 | 5.29k | uint8_t block_group_has_group_descriptors = 0; |
1111 | 5.29k | uint8_t block_group_has_superblock = 0; |
1112 | 5.29k | uint8_t is_primary_group_descriptor_table = 0; |
1113 | 5.29k | int entry_index = 0; |
1114 | 5.29k | int has_sparse_superblock = 0; |
1115 | 5.29k | int result = 0; |
1116 | | |
1117 | | #ifdef TODO |
1118 | | off64_t block_bitmap_offset = 0; |
1119 | | off64_t inode_bitmap_offset = 0; |
1120 | | #endif |
1121 | | |
1122 | 5.29k | if( internal_volume == NULL ) |
1123 | 0 | { |
1124 | 0 | libcerror_error_set( |
1125 | 0 | error, |
1126 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1127 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1128 | 0 | "%s: invalid internal volume.", |
1129 | 0 | function ); |
1130 | |
|
1131 | 0 | return( -1 ); |
1132 | 0 | } |
1133 | 5.29k | if( internal_volume->io_handle == 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 internal volume - missing IO handle.", |
1140 | 0 | function ); |
1141 | |
|
1142 | 0 | return( -1 ); |
1143 | 0 | } |
1144 | 5.29k | if( internal_volume->superblock != NULL ) |
1145 | 0 | { |
1146 | 0 | libcerror_error_set( |
1147 | 0 | error, |
1148 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1149 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
1150 | 0 | "%s: invalid volume - superblock value already set.", |
1151 | 0 | function ); |
1152 | |
|
1153 | 0 | return( -1 ); |
1154 | 0 | } |
1155 | | #if SIZEOF_SIZE_T <= 4 |
1156 | | if( internal_volume->io_handle->block_size > (uint32_t) SSIZE_MAX ) |
1157 | | { |
1158 | | libcerror_error_set( |
1159 | | error, |
1160 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1161 | | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
1162 | | "%s: invalid internal volume - invalid IO handle - block size value exceeds maximum.", |
1163 | | function ); |
1164 | | |
1165 | | return( -1 ); |
1166 | | } |
1167 | | #endif |
1168 | 5.29k | do |
1169 | 1.58M | { |
1170 | 1.58M | if( exponent7 < block_group_number ) |
1171 | 800 | { |
1172 | 800 | exponent7 *= 7; |
1173 | 800 | } |
1174 | 1.58M | if( exponent5 < block_group_number ) |
1175 | 1.10k | { |
1176 | 1.10k | exponent5 *= 5; |
1177 | 1.10k | } |
1178 | 1.58M | if( exponent3 < block_group_number ) |
1179 | 1.71k | { |
1180 | 1.71k | exponent3 *= 3; |
1181 | 1.71k | } |
1182 | 1.58M | block_group_has_superblock = 0; |
1183 | | |
1184 | 1.58M | if( block_group_number == 0 ) |
1185 | 5.29k | { |
1186 | 5.29k | block_group_has_superblock = 1; |
1187 | 5.29k | } |
1188 | 1.57M | else if( has_sparse_superblock != 0 ) |
1189 | 1.45M | { |
1190 | 1.45M | if( ( block_group_number == 1 ) |
1191 | 1.45M | || ( block_group_number == exponent3 ) |
1192 | 1.45M | || ( block_group_number == exponent5 ) |
1193 | 1.45M | || ( block_group_number == exponent7 ) ) |
1194 | 3.33k | { |
1195 | 3.33k | block_group_has_superblock = 1; |
1196 | 3.33k | } |
1197 | 1.45M | } |
1198 | 1.58M | if( block_group_has_superblock != 0 ) |
1199 | 8.63k | { |
1200 | 8.63k | superblock_offset = block_group_offset; |
1201 | | |
1202 | 8.63k | if( internal_volume->io_handle->block_size > 0 ) |
1203 | 3.33k | { |
1204 | 3.33k | superblock_number = superblock_offset / internal_volume->io_handle->block_size; |
1205 | 3.33k | } |
1206 | 8.63k | if( ( block_group_offset == 0 ) |
1207 | 261 | || ( internal_volume->io_handle->block_size == 1024 ) ) |
1208 | 8.56k | { |
1209 | 8.56k | superblock_offset += 1024; |
1210 | 8.56k | } |
1211 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1212 | | if( libcnotify_verbose != 0 ) |
1213 | | { |
1214 | | libcnotify_printf( |
1215 | | "Reading block group: %" PRIu32 " superblock: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").\n", |
1216 | | block_group_number, |
1217 | | superblock_number, |
1218 | | superblock_offset, |
1219 | | superblock_offset ); |
1220 | | } |
1221 | | #endif |
1222 | 8.63k | if( libfsext_superblock_initialize( |
1223 | 8.63k | &superblock, |
1224 | 8.63k | error ) != 1 ) |
1225 | 0 | { |
1226 | 0 | libcerror_error_set( |
1227 | 0 | error, |
1228 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1229 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1230 | 0 | "%s: unable to create superblock.", |
1231 | 0 | function ); |
1232 | |
|
1233 | 0 | goto on_error; |
1234 | 0 | } |
1235 | 8.63k | result = libfsext_superblock_read_file_io_handle( |
1236 | 8.63k | superblock, |
1237 | 8.63k | file_io_handle, |
1238 | 8.63k | superblock_offset, |
1239 | 8.63k | error ); |
1240 | | |
1241 | 8.63k | if( block_group_number == 0 ) |
1242 | 5.29k | { |
1243 | 5.29k | if( result != 1 ) |
1244 | 666 | { |
1245 | 666 | libcerror_error_set( |
1246 | 666 | error, |
1247 | 666 | LIBCERROR_ERROR_DOMAIN_IO, |
1248 | 666 | LIBCERROR_IO_ERROR_READ_FAILED, |
1249 | 666 | "%s: unable to read block group: %" PRIu32 " superblock: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1250 | 666 | function, |
1251 | 666 | block_group_number, |
1252 | 666 | superblock_number, |
1253 | 666 | superblock_offset, |
1254 | 666 | superblock_offset ); |
1255 | | |
1256 | 666 | goto on_error; |
1257 | 666 | } |
1258 | 4.63k | number_of_block_groups = superblock->number_of_block_groups; |
1259 | 4.63k | block_group_size = superblock->block_group_size; |
1260 | | |
1261 | 4.63k | if( ( superblock->incompatible_features_flags & LIBFSEXT_INCOMPATIBLE_FEATURES_FLAG_HAS_META_BLOCK_GROUPS ) != 0 ) |
1262 | 467 | { |
1263 | 467 | if( ( ( superblock->incompatible_features_flags & LIBFSEXT_INCOMPATIBLE_FEATURES_FLAG_64BIT_SUPPORT ) != 0 ) |
1264 | 293 | && ( superblock->group_descriptor_size > 32 ) ) |
1265 | 133 | { |
1266 | 133 | group_descriptor_data_size = 64; |
1267 | 133 | } |
1268 | 334 | else |
1269 | 334 | { |
1270 | 334 | group_descriptor_data_size = 32; |
1271 | 334 | } |
1272 | 467 | number_of_blocks_per_meta_group = superblock->block_size / group_descriptor_data_size; |
1273 | | |
1274 | 467 | if( superblock->first_metadata_block_group > ( (uint32_t) UINT32_MAX / number_of_blocks_per_meta_group ) ) |
1275 | 8 | { |
1276 | 8 | libcerror_error_set( |
1277 | 8 | error, |
1278 | 8 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1279 | 8 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1280 | 8 | "%s: invalid first metadata block group value out of bounds.", |
1281 | 8 | function ); |
1282 | | |
1283 | 8 | goto on_error; |
1284 | 8 | } |
1285 | 459 | metadata_block_group_start_block_number = superblock->first_metadata_block_group * number_of_blocks_per_meta_group; |
1286 | 459 | } |
1287 | 4.62k | internal_volume->io_handle->block_size = superblock->block_size; |
1288 | 4.62k | internal_volume->io_handle->inode_size = superblock->inode_size; |
1289 | 4.62k | internal_volume->io_handle->group_descriptor_size = superblock->group_descriptor_size; |
1290 | 4.62k | internal_volume->io_handle->format_revision = superblock->format_revision; |
1291 | 4.62k | internal_volume->io_handle->compatible_features_flags = superblock->compatible_features_flags; |
1292 | 4.62k | internal_volume->io_handle->incompatible_features_flags = superblock->incompatible_features_flags; |
1293 | 4.62k | internal_volume->io_handle->read_only_compatible_features_flags = superblock->read_only_compatible_features_flags; |
1294 | 4.62k | internal_volume->io_handle->format_version = superblock->format_version; |
1295 | | |
1296 | 4.62k | if( libfsext_checksum_calculate_crc32( |
1297 | 4.62k | &( internal_volume->io_handle->metadata_checksum_seed ), |
1298 | 4.62k | superblock->file_system_identifier, |
1299 | 4.62k | 16, |
1300 | 4.62k | 0, |
1301 | 4.62k | error ) != 1 ) |
1302 | 0 | { |
1303 | 0 | libcerror_error_set( |
1304 | 0 | error, |
1305 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1306 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1307 | 0 | "%s: unable to calculate CRC-32.", |
1308 | 0 | function ); |
1309 | |
|
1310 | 0 | goto on_error; |
1311 | 0 | } |
1312 | 4.62k | internal_volume->superblock = superblock; |
1313 | 4.62k | superblock = NULL; |
1314 | | |
1315 | 4.62k | has_sparse_superblock = ( internal_volume->io_handle->read_only_compatible_features_flags & LIBFSEXT_READ_ONLY_COMPATIBLE_FEATURES_FLAG_SPARSE_SUPERBLOCK ) != 0; |
1316 | 4.62k | } |
1317 | 3.33k | else |
1318 | 3.33k | { |
1319 | 3.33k | if( result == -1 ) |
1320 | 103 | { |
1321 | 103 | libcerror_error_set( |
1322 | 103 | error, |
1323 | 103 | LIBCERROR_ERROR_DOMAIN_IO, |
1324 | 103 | LIBCERROR_IO_ERROR_READ_FAILED, |
1325 | 103 | "%s: unable to read block group: %" PRIu32 " superblock: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1326 | 103 | function, |
1327 | 103 | block_group_number, |
1328 | 103 | superblock_number, |
1329 | 103 | superblock_offset, |
1330 | 103 | superblock_offset ); |
1331 | | |
1332 | 103 | goto on_error; |
1333 | 103 | } |
1334 | | /* Ignore backup superblocks without a correct signature |
1335 | | */ |
1336 | 3.23k | else if( result == 1 ) |
1337 | 3.12k | { |
1338 | | /* TODO compare superblocks */ |
1339 | 3.12k | } |
1340 | 3.23k | if( libfsext_superblock_free( |
1341 | 3.23k | &superblock, |
1342 | 3.23k | error ) != 1 ) |
1343 | 0 | { |
1344 | 0 | libcerror_error_set( |
1345 | 0 | error, |
1346 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1347 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1348 | 0 | "%s: unable to free superblock.", |
1349 | 0 | function ); |
1350 | |
|
1351 | 0 | goto on_error; |
1352 | 0 | } |
1353 | 3.23k | } |
1354 | 8.63k | } |
1355 | | /* When the has meta block groups feature is enabled group descriptors |
1356 | | * are stored at the beginning of the first, second, and last block |
1357 | | * groups in a meta block group, independent of a superblock. Otherwise |
1358 | | * group descriptors are stored in the first block after a superblock. |
1359 | | */ |
1360 | 1.58M | if( ( number_of_blocks_per_meta_group == 0 ) |
1361 | 1.52M | || ( block_group_number < metadata_block_group_start_block_number ) ) |
1362 | 85.3k | { |
1363 | 85.3k | block_group_has_group_descriptors = block_group_has_superblock; |
1364 | 85.3k | } |
1365 | 1.49M | else |
1366 | 1.49M | { |
1367 | 1.49M | metadata_block_group_number = block_group_number % number_of_blocks_per_meta_group; |
1368 | | |
1369 | 1.49M | if( ( metadata_block_group_number == 0 ) |
1370 | 1.49M | || ( metadata_block_group_number == 1 ) |
1371 | 1.49M | || ( metadata_block_group_number == ( number_of_blocks_per_meta_group - 1 ) ) ) |
1372 | 8.90k | { |
1373 | 8.90k | block_group_has_group_descriptors = 1; |
1374 | 8.90k | } |
1375 | 1.48M | else |
1376 | 1.48M | { |
1377 | 1.48M | block_group_has_group_descriptors = 0; |
1378 | 1.48M | } |
1379 | 1.49M | } |
1380 | 1.58M | if( block_group_has_group_descriptors != 0 ) |
1381 | 14.8k | { |
1382 | 14.8k | group_descriptor_offset = block_group_offset; |
1383 | | |
1384 | 14.8k | if( internal_volume->io_handle->block_size == 1024 ) |
1385 | 6.14k | { |
1386 | 6.14k | group_descriptor_offset += 1024; |
1387 | 6.14k | } |
1388 | 14.8k | if( block_group_has_superblock != 0 ) |
1389 | 6.31k | { |
1390 | 6.31k | group_descriptor_offset += internal_volume->io_handle->block_size; |
1391 | 6.31k | } |
1392 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1393 | | if( libcnotify_verbose != 0 ) |
1394 | | { |
1395 | | libcnotify_printf( |
1396 | | "Reading group descriptors: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").\n", |
1397 | | block_group_number, |
1398 | | group_descriptor_offset, |
1399 | | group_descriptor_offset ); |
1400 | | } |
1401 | | #endif |
1402 | 14.8k | if( libbfio_handle_seek_offset( |
1403 | 14.8k | file_io_handle, |
1404 | 14.8k | group_descriptor_offset, |
1405 | 14.8k | SEEK_SET, |
1406 | 14.8k | error ) == -1 ) |
1407 | 0 | { |
1408 | 0 | libcerror_error_set( |
1409 | 0 | error, |
1410 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1411 | 0 | LIBCERROR_IO_ERROR_SEEK_FAILED, |
1412 | 0 | "%s: unable to seek group descriptors: %" PRIu32 " offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1413 | 0 | function, |
1414 | 0 | block_group_number, |
1415 | 0 | group_descriptor_offset, |
1416 | 0 | group_descriptor_offset ); |
1417 | |
|
1418 | 0 | goto on_error; |
1419 | 0 | } |
1420 | 14.8k | is_primary_group_descriptor_table = 0; |
1421 | | |
1422 | 14.8k | if( number_of_blocks_per_meta_group == 0 ) |
1423 | 5.27k | { |
1424 | 5.27k | first_group_number = 0; |
1425 | 5.27k | number_of_group_descriptors = internal_volume->superblock->number_of_block_groups; |
1426 | 5.27k | is_primary_group_descriptor_table = (uint8_t) ( block_group_number == 0 ); |
1427 | 5.27k | } |
1428 | 9.59k | else if( block_group_number < metadata_block_group_start_block_number ) |
1429 | 688 | { |
1430 | 688 | first_group_number = 0; |
1431 | 688 | number_of_group_descriptors = metadata_block_group_start_block_number; |
1432 | 688 | is_primary_group_descriptor_table = (uint8_t) ( block_group_number == 0 ); |
1433 | 688 | } |
1434 | 8.90k | else |
1435 | 8.90k | { |
1436 | 8.90k | first_group_number = metadata_block_group_start_block_number + ( meta_group_number * number_of_blocks_per_meta_group ); |
1437 | 8.90k | number_of_group_descriptors = number_of_blocks_per_meta_group; |
1438 | 8.90k | is_primary_group_descriptor_table = (uint8_t) ( metadata_block_group_number == 0 ); |
1439 | 8.90k | } |
1440 | 14.8k | for( group_descriptor_index = 0; |
1441 | 5.41M | group_descriptor_index < number_of_group_descriptors; |
1442 | 5.39M | group_descriptor_index++ ) |
1443 | 5.40M | { |
1444 | 5.40M | if( libfsext_group_descriptor_initialize( |
1445 | 5.40M | &group_descriptor, |
1446 | 5.40M | error ) != 1 ) |
1447 | 0 | { |
1448 | 0 | libcerror_error_set( |
1449 | 0 | error, |
1450 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1451 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1452 | 0 | "%s: unable to create group descriptor.", |
1453 | 0 | function ); |
1454 | |
|
1455 | 0 | goto on_error; |
1456 | 0 | } |
1457 | 5.40M | group_descriptor->group_number = first_group_number + group_descriptor_index; |
1458 | | |
1459 | 5.40M | if( libfsext_group_descriptor_read_file_io_handle( |
1460 | 5.40M | group_descriptor, |
1461 | 5.40M | internal_volume->io_handle, |
1462 | 5.40M | file_io_handle, |
1463 | 5.40M | error ) != 1 ) |
1464 | 391 | { |
1465 | 391 | libcerror_error_set( |
1466 | 391 | error, |
1467 | 391 | LIBCERROR_ERROR_DOMAIN_IO, |
1468 | 391 | LIBCERROR_IO_ERROR_READ_FAILED, |
1469 | 391 | "%s: unable to read group descriptor: %" PRIu32 ".", |
1470 | 391 | function, |
1471 | 391 | group_descriptor_index ); |
1472 | | |
1473 | 391 | goto on_error; |
1474 | 391 | } |
1475 | 5.39M | if( is_primary_group_descriptor_table != 0 ) |
1476 | 1.71M | { |
1477 | 1.71M | if( libcdata_array_append_entry( |
1478 | 1.71M | internal_volume->group_descriptors_array, |
1479 | 1.71M | &entry_index, |
1480 | 1.71M | (intptr_t *) group_descriptor, |
1481 | 1.71M | error ) != 1 ) |
1482 | 0 | { |
1483 | 0 | libcerror_error_set( |
1484 | 0 | error, |
1485 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1486 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
1487 | 0 | "%s: unable to append group descriptor: %" PRIu32 " to array.", |
1488 | 0 | function, |
1489 | 0 | group_descriptor_index ); |
1490 | |
|
1491 | 0 | goto on_error; |
1492 | 0 | } |
1493 | 1.71M | group_descriptor = NULL; |
1494 | 1.71M | } |
1495 | 3.68M | else |
1496 | 3.68M | { |
1497 | | /* TODO compare group descriptors */ |
1498 | 3.68M | if( libfsext_group_descriptor_free( |
1499 | 3.68M | &group_descriptor, |
1500 | 3.68M | error ) != 1 ) |
1501 | 0 | { |
1502 | 0 | libcerror_error_set( |
1503 | 0 | error, |
1504 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1505 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1506 | 0 | "%s: unable to free group descriptor: %" PRIu32 ".", |
1507 | 0 | function, |
1508 | 0 | group_descriptor_index ); |
1509 | |
|
1510 | 0 | goto on_error; |
1511 | 0 | } |
1512 | 3.68M | } |
1513 | 5.39M | } |
1514 | 14.4k | if( metadata_block_group_number == ( number_of_blocks_per_meta_group - 1 ) ) |
1515 | 2.83k | { |
1516 | 2.83k | meta_group_number += 1; |
1517 | 2.83k | } |
1518 | 14.4k | } |
1519 | | #ifdef TODO |
1520 | | /* TODO get group descriptor of block group */ |
1521 | | |
1522 | | block_bitmap_offset = group_descriptor->block_bitmap_block_number * internal_volume->io_handle->block_size; |
1523 | | inode_bitmap_offset = group_descriptor->inode_bitmap_block_number * internal_volume->io_handle->block_size; |
1524 | | |
1525 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1526 | | if( libcnotify_verbose != 0 ) |
1527 | | { |
1528 | | libcnotify_printf( |
1529 | | "Reading block bitmap: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").\n", |
1530 | | block_group_number, |
1531 | | block_bitmap_offset, |
1532 | | block_bitmap_offset ); |
1533 | | } |
1534 | | #endif |
1535 | | if( libfsext_bitmap_initialize( |
1536 | | &bitmap, |
1537 | | error ) != 1 ) |
1538 | | { |
1539 | | libcerror_error_set( |
1540 | | error, |
1541 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1542 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1543 | | "%s: unable to create bitmap.", |
1544 | | function ); |
1545 | | |
1546 | | goto on_error; |
1547 | | } |
1548 | | if( libfsext_bitmap_read_file_io_handle( |
1549 | | bitmap, |
1550 | | internal_volume->io_handle, |
1551 | | file_io_handle, |
1552 | | block_bitmap_offset, |
1553 | | error ) != 1 ) |
1554 | | { |
1555 | | libcerror_error_set( |
1556 | | error, |
1557 | | LIBCERROR_ERROR_DOMAIN_IO, |
1558 | | LIBCERROR_IO_ERROR_READ_FAILED, |
1559 | | "%s: unable to read block bitmap: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1560 | | function, |
1561 | | block_group_number, |
1562 | | block_bitmap_offset, |
1563 | | block_bitmap_offset ); |
1564 | | |
1565 | | goto on_error; |
1566 | | } |
1567 | | if( libfsext_bitmap_free( |
1568 | | &bitmap, |
1569 | | error ) != 1 ) |
1570 | | { |
1571 | | libcerror_error_set( |
1572 | | error, |
1573 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1574 | | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1575 | | "%s: unable to free bitmap.", |
1576 | | function ); |
1577 | | |
1578 | | goto on_error; |
1579 | | } |
1580 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1581 | | if( libcnotify_verbose != 0 ) |
1582 | | { |
1583 | | libcnotify_printf( |
1584 | | "Reading inode bitmap: %" PRIu32 " at offset: %" PRIi64 " (0x%08" PRIx64 ").\n", |
1585 | | block_group_number, |
1586 | | inode_bitmap_offset, |
1587 | | inode_bitmap_offset ); |
1588 | | } |
1589 | | #endif |
1590 | | if( libfsext_bitmap_initialize( |
1591 | | &bitmap, |
1592 | | error ) != 1 ) |
1593 | | { |
1594 | | libcerror_error_set( |
1595 | | error, |
1596 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1597 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1598 | | "%s: unable to create bitmap.", |
1599 | | function ); |
1600 | | |
1601 | | goto on_error; |
1602 | | } |
1603 | | if( libfsext_bitmap_read_file_io_handle( |
1604 | | bitmap, |
1605 | | internal_volume->io_handle, |
1606 | | file_io_handle, |
1607 | | inode_bitmap_offset, |
1608 | | error ) != 1 ) |
1609 | | { |
1610 | | libcerror_error_set( |
1611 | | error, |
1612 | | LIBCERROR_ERROR_DOMAIN_IO, |
1613 | | LIBCERROR_IO_ERROR_READ_FAILED, |
1614 | | "%s: unable to read inode bitmap at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1615 | | function, |
1616 | | inode_bitmap_offset, |
1617 | | inode_bitmap_offset ); |
1618 | | |
1619 | | goto on_error; |
1620 | | } |
1621 | | if( libfsext_bitmap_free( |
1622 | | &bitmap, |
1623 | | error ) != 1 ) |
1624 | | { |
1625 | | libcerror_error_set( |
1626 | | error, |
1627 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1628 | | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1629 | | "%s: unable to free bitmap.", |
1630 | | function ); |
1631 | | |
1632 | | goto on_error; |
1633 | | } |
1634 | | #endif /* TODO */ |
1635 | 1.58M | block_group_offset += block_group_size; |
1636 | | |
1637 | 1.58M | block_group_number++; |
1638 | 1.58M | } |
1639 | 1.58M | while( block_group_number < number_of_block_groups ); |
1640 | | |
1641 | 4.12k | return( 1 ); |
1642 | | |
1643 | 1.16k | on_error: |
1644 | 1.16k | if( bitmap != NULL ) |
1645 | 0 | { |
1646 | 0 | libfsext_bitmap_free( |
1647 | 0 | &bitmap, |
1648 | 0 | NULL ); |
1649 | 0 | } |
1650 | 1.16k | if( group_descriptor != NULL ) |
1651 | 391 | { |
1652 | 391 | libfsext_group_descriptor_free( |
1653 | 391 | &group_descriptor, |
1654 | 391 | NULL ); |
1655 | 391 | } |
1656 | 1.16k | if( superblock != NULL ) |
1657 | 777 | { |
1658 | 777 | libfsext_superblock_free( |
1659 | 777 | &superblock, |
1660 | 777 | NULL ); |
1661 | 777 | } |
1662 | 1.16k | return( -1 ); |
1663 | 5.29k | } |
1664 | | |
1665 | | /* Retrieves the format version |
1666 | | * Returns 1 if successful or -1 on error |
1667 | | */ |
1668 | | int libfsext_volume_get_format_version( |
1669 | | libfsext_volume_t *volume, |
1670 | | uint8_t *format_version, |
1671 | | libcerror_error_t **error ) |
1672 | 212 | { |
1673 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
1674 | 212 | static char *function = "libfsext_volume_get_format_version"; |
1675 | | |
1676 | 212 | if( volume == NULL ) |
1677 | 0 | { |
1678 | 0 | libcerror_error_set( |
1679 | 0 | error, |
1680 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1681 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1682 | 0 | "%s: invalid volume.", |
1683 | 0 | function ); |
1684 | |
|
1685 | 0 | return( -1 ); |
1686 | 0 | } |
1687 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
1688 | | |
1689 | 212 | if( internal_volume->io_handle == NULL ) |
1690 | 0 | { |
1691 | 0 | libcerror_error_set( |
1692 | 0 | error, |
1693 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1694 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1695 | 0 | "%s: invalid volume - missing IO handle.", |
1696 | 0 | function ); |
1697 | |
|
1698 | 0 | return( -1 ); |
1699 | 0 | } |
1700 | 212 | if( format_version == NULL ) |
1701 | 0 | { |
1702 | 0 | libcerror_error_set( |
1703 | 0 | error, |
1704 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1705 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1706 | 0 | "%s: invalid format version.", |
1707 | 0 | function ); |
1708 | |
|
1709 | 0 | return( -1 ); |
1710 | 0 | } |
1711 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
1712 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
1713 | 212 | internal_volume->read_write_lock, |
1714 | 212 | error ) != 1 ) |
1715 | 0 | { |
1716 | 0 | libcerror_error_set( |
1717 | 0 | error, |
1718 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1719 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1720 | 0 | "%s: unable to grab read/write lock for reading.", |
1721 | 0 | function ); |
1722 | |
|
1723 | 0 | return( -1 ); |
1724 | 0 | } |
1725 | 212 | #endif |
1726 | 212 | *format_version = internal_volume->io_handle->format_version; |
1727 | | |
1728 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
1729 | 212 | if( libcthreads_read_write_lock_release_for_read( |
1730 | 212 | internal_volume->read_write_lock, |
1731 | 212 | error ) != 1 ) |
1732 | 0 | { |
1733 | 0 | libcerror_error_set( |
1734 | 0 | error, |
1735 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1736 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1737 | 0 | "%s: unable to release read/write lock for reading.", |
1738 | 0 | function ); |
1739 | |
|
1740 | 0 | return( -1 ); |
1741 | 0 | } |
1742 | 212 | #endif |
1743 | 212 | return( 1 ); |
1744 | 212 | } |
1745 | | |
1746 | | /* Retrieves the feature flags |
1747 | | * Returns 1 if successful or -1 on error |
1748 | | */ |
1749 | | int libfsext_volume_get_features_flags( |
1750 | | libfsext_volume_t *volume, |
1751 | | uint32_t *compatible_features_flags, |
1752 | | uint32_t *incompatible_features_flags, |
1753 | | uint32_t *read_only_compatible_features_flags, |
1754 | | libcerror_error_t **error ) |
1755 | 212 | { |
1756 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
1757 | 212 | static char *function = "libfsext_volume_get_features_flags"; |
1758 | | |
1759 | 212 | if( volume == NULL ) |
1760 | 0 | { |
1761 | 0 | libcerror_error_set( |
1762 | 0 | error, |
1763 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1764 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1765 | 0 | "%s: invalid volume.", |
1766 | 0 | function ); |
1767 | |
|
1768 | 0 | return( -1 ); |
1769 | 0 | } |
1770 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
1771 | | |
1772 | 212 | if( internal_volume->superblock == NULL ) |
1773 | 0 | { |
1774 | 0 | libcerror_error_set( |
1775 | 0 | error, |
1776 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1777 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1778 | 0 | "%s: invalid volume - missing superblock.", |
1779 | 0 | function ); |
1780 | |
|
1781 | 0 | return( -1 ); |
1782 | 0 | } |
1783 | 212 | if( compatible_features_flags == NULL ) |
1784 | 0 | { |
1785 | 0 | libcerror_error_set( |
1786 | 0 | error, |
1787 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1788 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1789 | 0 | "%s: invalid compatible features flags.", |
1790 | 0 | function ); |
1791 | |
|
1792 | 0 | return( -1 ); |
1793 | 0 | } |
1794 | 212 | if( incompatible_features_flags == NULL ) |
1795 | 0 | { |
1796 | 0 | libcerror_error_set( |
1797 | 0 | error, |
1798 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1799 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1800 | 0 | "%s: invalid incompatible features flags.", |
1801 | 0 | function ); |
1802 | |
|
1803 | 0 | return( -1 ); |
1804 | 0 | } |
1805 | 212 | if( read_only_compatible_features_flags == NULL ) |
1806 | 0 | { |
1807 | 0 | libcerror_error_set( |
1808 | 0 | error, |
1809 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1810 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1811 | 0 | "%s: invalid read-only compatible features flags.", |
1812 | 0 | function ); |
1813 | |
|
1814 | 0 | return( -1 ); |
1815 | 0 | } |
1816 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
1817 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
1818 | 212 | internal_volume->read_write_lock, |
1819 | 212 | error ) != 1 ) |
1820 | 0 | { |
1821 | 0 | libcerror_error_set( |
1822 | 0 | error, |
1823 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1824 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1825 | 0 | "%s: unable to grab read/write lock for reading.", |
1826 | 0 | function ); |
1827 | |
|
1828 | 0 | return( -1 ); |
1829 | 0 | } |
1830 | 212 | #endif |
1831 | 212 | *compatible_features_flags = internal_volume->superblock->compatible_features_flags; |
1832 | 212 | *incompatible_features_flags = internal_volume->superblock->incompatible_features_flags; |
1833 | 212 | *read_only_compatible_features_flags = internal_volume->superblock->read_only_compatible_features_flags; |
1834 | | |
1835 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
1836 | 212 | if( libcthreads_read_write_lock_release_for_read( |
1837 | 212 | internal_volume->read_write_lock, |
1838 | 212 | error ) != 1 ) |
1839 | 0 | { |
1840 | 0 | libcerror_error_set( |
1841 | 0 | error, |
1842 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1843 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1844 | 0 | "%s: unable to release read/write lock for reading.", |
1845 | 0 | function ); |
1846 | |
|
1847 | 0 | return( -1 ); |
1848 | 0 | } |
1849 | 212 | #endif |
1850 | 212 | return( 1 ); |
1851 | 212 | } |
1852 | | |
1853 | | /* Retrieves the identifier |
1854 | | * The identifier is an UUID stored in big-endian and is 16 bytes of size |
1855 | | * Returns 1 if successful or -1 on error |
1856 | | */ |
1857 | | int libfsext_volume_get_identifier( |
1858 | | libfsext_volume_t *volume, |
1859 | | uint8_t *uuid_data, |
1860 | | size_t uuid_data_size, |
1861 | | libcerror_error_t **error ) |
1862 | 212 | { |
1863 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
1864 | 212 | static char *function = "libfsext_volume_get_identifier"; |
1865 | 212 | int result = 1; |
1866 | | |
1867 | 212 | if( volume == NULL ) |
1868 | 0 | { |
1869 | 0 | libcerror_error_set( |
1870 | 0 | error, |
1871 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1872 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1873 | 0 | "%s: invalid volume.", |
1874 | 0 | function ); |
1875 | |
|
1876 | 0 | return( -1 ); |
1877 | 0 | } |
1878 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
1879 | | |
1880 | 212 | if( internal_volume->superblock == NULL ) |
1881 | 0 | { |
1882 | 0 | libcerror_error_set( |
1883 | 0 | error, |
1884 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1885 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1886 | 0 | "%s: invalid volume - missing superblock.", |
1887 | 0 | function ); |
1888 | |
|
1889 | 0 | return( -1 ); |
1890 | 0 | } |
1891 | | #if defined( HAVE_LIBFSAPFS_MULTI_THREAD_SUPPORT ) |
1892 | | if( libcthreads_read_write_lock_grab_for_read( |
1893 | | internal_volume->read_write_lock, |
1894 | | error ) != 1 ) |
1895 | | { |
1896 | | libcerror_error_set( |
1897 | | error, |
1898 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1899 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1900 | | "%s: unable to grab read/write lock for reading.", |
1901 | | function ); |
1902 | | |
1903 | | return( -1 ); |
1904 | | } |
1905 | | #endif |
1906 | 212 | if( libfsext_superblock_get_file_system_identifier( |
1907 | 212 | internal_volume->superblock, |
1908 | 212 | uuid_data, |
1909 | 212 | uuid_data_size, |
1910 | 212 | error ) != 1 ) |
1911 | 0 | { |
1912 | 0 | libcerror_error_set( |
1913 | 0 | error, |
1914 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1915 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1916 | 0 | "%s: unable to retrieve file system identifier.", |
1917 | 0 | function ); |
1918 | |
|
1919 | 0 | result = -1; |
1920 | 0 | } |
1921 | | #if defined( HAVE_LIBFSAPFS_MULTI_THREAD_SUPPORT ) |
1922 | | if( libcthreads_read_write_lock_release_for_read( |
1923 | | internal_volume->read_write_lock, |
1924 | | error ) != 1 ) |
1925 | | { |
1926 | | libcerror_error_set( |
1927 | | error, |
1928 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1929 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1930 | | "%s: unable to release read/write lock for reading.", |
1931 | | function ); |
1932 | | |
1933 | | return( -1 ); |
1934 | | } |
1935 | | #endif |
1936 | 212 | return( result ); |
1937 | 212 | } |
1938 | | |
1939 | | /* Retrieves the size of the UTF-8 encoded label |
1940 | | * The returned size includes the end of string character |
1941 | | * Returns 1 if successful or -1 on error |
1942 | | */ |
1943 | | int libfsext_volume_get_utf8_label_size( |
1944 | | libfsext_volume_t *volume, |
1945 | | size_t *utf8_string_size, |
1946 | | libcerror_error_t **error ) |
1947 | 212 | { |
1948 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
1949 | 212 | static char *function = "libfsext_volume_get_utf8_label_size"; |
1950 | 212 | size_t safe_utf8_string_size = 1; |
1951 | 212 | int result = 1; |
1952 | | |
1953 | 212 | if( volume == NULL ) |
1954 | 0 | { |
1955 | 0 | libcerror_error_set( |
1956 | 0 | error, |
1957 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1958 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1959 | 0 | "%s: invalid volume.", |
1960 | 0 | function ); |
1961 | |
|
1962 | 0 | return( -1 ); |
1963 | 0 | } |
1964 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
1965 | | |
1966 | 212 | if( utf8_string_size == NULL ) |
1967 | 0 | { |
1968 | 0 | libcerror_error_set( |
1969 | 0 | error, |
1970 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1971 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1972 | 0 | "%s: invalid UTF-8 string size.", |
1973 | 0 | function ); |
1974 | |
|
1975 | 0 | return( -1 ); |
1976 | 0 | } |
1977 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
1978 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
1979 | 212 | internal_volume->read_write_lock, |
1980 | 212 | error ) != 1 ) |
1981 | 0 | { |
1982 | 0 | libcerror_error_set( |
1983 | 0 | error, |
1984 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1985 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1986 | 0 | "%s: unable to grab read/write lock for reading.", |
1987 | 0 | function ); |
1988 | |
|
1989 | 0 | return( -1 ); |
1990 | 0 | } |
1991 | 212 | #endif |
1992 | 212 | if( internal_volume->superblock != NULL ) |
1993 | 212 | { |
1994 | 212 | if( libfsext_superblock_get_utf8_volume_label_size( |
1995 | 212 | internal_volume->superblock, |
1996 | 212 | &safe_utf8_string_size, |
1997 | 212 | error ) != 1 ) |
1998 | 119 | { |
1999 | 119 | libcerror_error_set( |
2000 | 119 | error, |
2001 | 119 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2002 | 119 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2003 | 119 | "%s: unable to retrieve UTF-8 volume label string size.", |
2004 | 119 | function ); |
2005 | | |
2006 | 119 | result = -1; |
2007 | 119 | } |
2008 | 212 | } |
2009 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2010 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2011 | 212 | internal_volume->read_write_lock, |
2012 | 212 | error ) != 1 ) |
2013 | 0 | { |
2014 | 0 | libcerror_error_set( |
2015 | 0 | error, |
2016 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2017 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2018 | 0 | "%s: unable to release read/write lock for reading.", |
2019 | 0 | function ); |
2020 | |
|
2021 | 0 | return( -1 ); |
2022 | 0 | } |
2023 | 212 | #endif |
2024 | 212 | if( safe_utf8_string_size < 1 ) |
2025 | 49 | { |
2026 | 49 | safe_utf8_string_size = 1; |
2027 | 49 | } |
2028 | 212 | *utf8_string_size = safe_utf8_string_size; |
2029 | | |
2030 | 212 | return( result ); |
2031 | 212 | } |
2032 | | |
2033 | | /* Retrieves the UTF-8 encoded label |
2034 | | * The size should include the end of string character |
2035 | | * Returns 1 if successful or -1 on error |
2036 | | */ |
2037 | | int libfsext_volume_get_utf8_label( |
2038 | | libfsext_volume_t *volume, |
2039 | | uint8_t *utf8_string, |
2040 | | size_t utf8_string_size, |
2041 | | libcerror_error_t **error ) |
2042 | 212 | { |
2043 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
2044 | 212 | static char *function = "libfsext_volume_get_utf8_label"; |
2045 | 212 | int result = 1; |
2046 | | |
2047 | 212 | if( volume == NULL ) |
2048 | 0 | { |
2049 | 0 | libcerror_error_set( |
2050 | 0 | error, |
2051 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2052 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2053 | 0 | "%s: invalid volume.", |
2054 | 0 | function ); |
2055 | |
|
2056 | 0 | return( -1 ); |
2057 | 0 | } |
2058 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
2059 | | |
2060 | 212 | if( utf8_string == NULL ) |
2061 | 0 | { |
2062 | 0 | libcerror_error_set( |
2063 | 0 | error, |
2064 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2065 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2066 | 0 | "%s: invalid UTF-8 string.", |
2067 | 0 | function ); |
2068 | |
|
2069 | 0 | return( -1 ); |
2070 | 0 | } |
2071 | 212 | if( utf8_string_size == 0 ) |
2072 | 0 | { |
2073 | 0 | libcerror_error_set( |
2074 | 0 | error, |
2075 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2076 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2077 | 0 | "%s: invalid UTF-8 string size value too small.", |
2078 | 0 | function ); |
2079 | |
|
2080 | 0 | return( -1 ); |
2081 | 0 | } |
2082 | 212 | if( utf8_string_size > (size_t) SSIZE_MAX ) |
2083 | 0 | { |
2084 | 0 | libcerror_error_set( |
2085 | 0 | error, |
2086 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2087 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2088 | 0 | "%s: invalid UTF-8 string size value exceeds maximum.", |
2089 | 0 | function ); |
2090 | |
|
2091 | 0 | return( -1 ); |
2092 | 0 | } |
2093 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2094 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
2095 | 212 | internal_volume->read_write_lock, |
2096 | 212 | error ) != 1 ) |
2097 | 0 | { |
2098 | 0 | libcerror_error_set( |
2099 | 0 | error, |
2100 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2101 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2102 | 0 | "%s: unable to grab read/write lock for reading.", |
2103 | 0 | function ); |
2104 | |
|
2105 | 0 | return( -1 ); |
2106 | 0 | } |
2107 | 212 | #endif |
2108 | 212 | if( internal_volume->superblock == NULL ) |
2109 | 0 | { |
2110 | 0 | utf8_string[ 0 ] = 0; |
2111 | 0 | } |
2112 | 212 | else if( libfsext_superblock_get_utf8_volume_label( |
2113 | 212 | internal_volume->superblock, |
2114 | 212 | utf8_string, |
2115 | 212 | utf8_string_size, |
2116 | 212 | error ) != 1 ) |
2117 | 119 | { |
2118 | 119 | libcerror_error_set( |
2119 | 119 | error, |
2120 | 119 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2121 | 119 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2122 | 119 | "%s: unable to retrieve UTF-8 volume label string.", |
2123 | 119 | function ); |
2124 | | |
2125 | 119 | result = -1; |
2126 | 119 | } |
2127 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2128 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2129 | 212 | internal_volume->read_write_lock, |
2130 | 212 | error ) != 1 ) |
2131 | 0 | { |
2132 | 0 | libcerror_error_set( |
2133 | 0 | error, |
2134 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2135 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2136 | 0 | "%s: unable to release read/write lock for reading.", |
2137 | 0 | function ); |
2138 | |
|
2139 | 0 | return( -1 ); |
2140 | 0 | } |
2141 | 212 | #endif |
2142 | 212 | return( result ); |
2143 | 212 | } |
2144 | | |
2145 | | /* Retrieves the size of the UTF-16 encoded label |
2146 | | * The returned size includes the end of string character |
2147 | | * Returns 1 if successful or -1 on error |
2148 | | */ |
2149 | | int libfsext_volume_get_utf16_label_size( |
2150 | | libfsext_volume_t *volume, |
2151 | | size_t *utf16_string_size, |
2152 | | libcerror_error_t **error ) |
2153 | 0 | { |
2154 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
2155 | 0 | static char *function = "libfsext_volume_get_utf16_label_size"; |
2156 | 0 | size_t safe_utf16_string_size = 1; |
2157 | 0 | int result = 1; |
2158 | |
|
2159 | 0 | if( volume == NULL ) |
2160 | 0 | { |
2161 | 0 | libcerror_error_set( |
2162 | 0 | error, |
2163 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2164 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2165 | 0 | "%s: invalid volume.", |
2166 | 0 | function ); |
2167 | |
|
2168 | 0 | return( -1 ); |
2169 | 0 | } |
2170 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
2171 | |
|
2172 | 0 | if( utf16_string_size == NULL ) |
2173 | 0 | { |
2174 | 0 | libcerror_error_set( |
2175 | 0 | error, |
2176 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2177 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2178 | 0 | "%s: invalid UTF-16 string size.", |
2179 | 0 | function ); |
2180 | |
|
2181 | 0 | return( -1 ); |
2182 | 0 | } |
2183 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2184 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2185 | 0 | internal_volume->read_write_lock, |
2186 | 0 | error ) != 1 ) |
2187 | 0 | { |
2188 | 0 | libcerror_error_set( |
2189 | 0 | error, |
2190 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2191 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2192 | 0 | "%s: unable to grab read/write lock for reading.", |
2193 | 0 | function ); |
2194 | |
|
2195 | 0 | return( -1 ); |
2196 | 0 | } |
2197 | 0 | #endif |
2198 | 0 | if( internal_volume->superblock != NULL ) |
2199 | 0 | { |
2200 | 0 | if( libfsext_superblock_get_utf16_volume_label_size( |
2201 | 0 | internal_volume->superblock, |
2202 | 0 | &safe_utf16_string_size, |
2203 | 0 | error ) != 1 ) |
2204 | 0 | { |
2205 | 0 | libcerror_error_set( |
2206 | 0 | error, |
2207 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2208 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2209 | 0 | "%s: unable to retrieve UTF-16 volume label string size.", |
2210 | 0 | function ); |
2211 | |
|
2212 | 0 | result = -1; |
2213 | 0 | } |
2214 | 0 | } |
2215 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2216 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2217 | 0 | internal_volume->read_write_lock, |
2218 | 0 | error ) != 1 ) |
2219 | 0 | { |
2220 | 0 | libcerror_error_set( |
2221 | 0 | error, |
2222 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2223 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2224 | 0 | "%s: unable to release read/write lock for reading.", |
2225 | 0 | function ); |
2226 | |
|
2227 | 0 | return( -1 ); |
2228 | 0 | } |
2229 | 0 | #endif |
2230 | 0 | if( safe_utf16_string_size < 1 ) |
2231 | 0 | { |
2232 | 0 | safe_utf16_string_size = 1; |
2233 | 0 | } |
2234 | 0 | *utf16_string_size = safe_utf16_string_size; |
2235 | |
|
2236 | 0 | return( result ); |
2237 | 0 | } |
2238 | | |
2239 | | /* Retrieves the UTF-16 encoded label |
2240 | | * The size should include the end of string character |
2241 | | * Returns 1 if successful or -1 on error |
2242 | | */ |
2243 | | int libfsext_volume_get_utf16_label( |
2244 | | libfsext_volume_t *volume, |
2245 | | uint16_t *utf16_string, |
2246 | | size_t utf16_string_size, |
2247 | | libcerror_error_t **error ) |
2248 | 0 | { |
2249 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
2250 | 0 | static char *function = "libfsext_volume_get_utf16_label"; |
2251 | 0 | int result = 1; |
2252 | |
|
2253 | 0 | if( volume == NULL ) |
2254 | 0 | { |
2255 | 0 | libcerror_error_set( |
2256 | 0 | error, |
2257 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2258 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2259 | 0 | "%s: invalid volume.", |
2260 | 0 | function ); |
2261 | |
|
2262 | 0 | return( -1 ); |
2263 | 0 | } |
2264 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
2265 | |
|
2266 | 0 | if( utf16_string == NULL ) |
2267 | 0 | { |
2268 | 0 | libcerror_error_set( |
2269 | 0 | error, |
2270 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2271 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2272 | 0 | "%s: invalid UTF-16 string.", |
2273 | 0 | function ); |
2274 | |
|
2275 | 0 | return( -1 ); |
2276 | 0 | } |
2277 | 0 | if( utf16_string_size == 0 ) |
2278 | 0 | { |
2279 | 0 | libcerror_error_set( |
2280 | 0 | error, |
2281 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2282 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2283 | 0 | "%s: invalid UTF-16 string size value too small.", |
2284 | 0 | function ); |
2285 | |
|
2286 | 0 | return( -1 ); |
2287 | 0 | } |
2288 | 0 | if( utf16_string_size > (size_t) SSIZE_MAX ) |
2289 | 0 | { |
2290 | 0 | libcerror_error_set( |
2291 | 0 | error, |
2292 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2293 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2294 | 0 | "%s: invalid UTF-16 string size value exceeds maximum.", |
2295 | 0 | function ); |
2296 | |
|
2297 | 0 | return( -1 ); |
2298 | 0 | } |
2299 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2300 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2301 | 0 | internal_volume->read_write_lock, |
2302 | 0 | error ) != 1 ) |
2303 | 0 | { |
2304 | 0 | libcerror_error_set( |
2305 | 0 | error, |
2306 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2307 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2308 | 0 | "%s: unable to grab read/write lock for reading.", |
2309 | 0 | function ); |
2310 | |
|
2311 | 0 | return( -1 ); |
2312 | 0 | } |
2313 | 0 | #endif |
2314 | 0 | if( internal_volume->superblock == NULL ) |
2315 | 0 | { |
2316 | 0 | utf16_string[ 0 ] = 0; |
2317 | 0 | } |
2318 | 0 | else if( libfsext_superblock_get_utf16_volume_label( |
2319 | 0 | internal_volume->superblock, |
2320 | 0 | utf16_string, |
2321 | 0 | utf16_string_size, |
2322 | 0 | error ) != 1 ) |
2323 | 0 | { |
2324 | 0 | libcerror_error_set( |
2325 | 0 | error, |
2326 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2327 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2328 | 0 | "%s: unable to retrieve UTF-16 volume label string.", |
2329 | 0 | function ); |
2330 | |
|
2331 | 0 | result = -1; |
2332 | 0 | } |
2333 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2334 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2335 | 0 | internal_volume->read_write_lock, |
2336 | 0 | error ) != 1 ) |
2337 | 0 | { |
2338 | 0 | libcerror_error_set( |
2339 | 0 | error, |
2340 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2341 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2342 | 0 | "%s: unable to release read/write lock for reading.", |
2343 | 0 | function ); |
2344 | |
|
2345 | 0 | return( -1 ); |
2346 | 0 | } |
2347 | 0 | #endif |
2348 | 0 | return( result ); |
2349 | 0 | } |
2350 | | |
2351 | | /* Retrieves the size of the UTF-8 encoded last mount path |
2352 | | * The returned size includes the end of string character |
2353 | | * Returns 1 if successful or -1 on error |
2354 | | */ |
2355 | | int libfsext_volume_get_utf8_last_mount_path_size( |
2356 | | libfsext_volume_t *volume, |
2357 | | size_t *utf8_string_size, |
2358 | | libcerror_error_t **error ) |
2359 | 212 | { |
2360 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
2361 | 212 | static char *function = "libfsext_volume_get_utf8_last_mount_path_size"; |
2362 | 212 | size_t safe_utf8_string_size = 1; |
2363 | 212 | int result = 1; |
2364 | | |
2365 | 212 | if( volume == NULL ) |
2366 | 0 | { |
2367 | 0 | libcerror_error_set( |
2368 | 0 | error, |
2369 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2370 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2371 | 0 | "%s: invalid volume.", |
2372 | 0 | function ); |
2373 | |
|
2374 | 0 | return( -1 ); |
2375 | 0 | } |
2376 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
2377 | | |
2378 | 212 | if( utf8_string_size == NULL ) |
2379 | 0 | { |
2380 | 0 | libcerror_error_set( |
2381 | 0 | error, |
2382 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2383 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2384 | 0 | "%s: invalid UTF-8 string size.", |
2385 | 0 | function ); |
2386 | |
|
2387 | 0 | return( -1 ); |
2388 | 0 | } |
2389 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2390 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
2391 | 212 | internal_volume->read_write_lock, |
2392 | 212 | error ) != 1 ) |
2393 | 0 | { |
2394 | 0 | libcerror_error_set( |
2395 | 0 | error, |
2396 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2397 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2398 | 0 | "%s: unable to grab read/write lock for reading.", |
2399 | 0 | function ); |
2400 | |
|
2401 | 0 | return( -1 ); |
2402 | 0 | } |
2403 | 212 | #endif |
2404 | 212 | if( internal_volume->superblock != NULL ) |
2405 | 212 | { |
2406 | 212 | if( libfsext_superblock_get_utf8_last_mount_path_size( |
2407 | 212 | internal_volume->superblock, |
2408 | 212 | &safe_utf8_string_size, |
2409 | 212 | error ) != 1 ) |
2410 | 156 | { |
2411 | 156 | libcerror_error_set( |
2412 | 156 | error, |
2413 | 156 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2414 | 156 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2415 | 156 | "%s: unable to retrieve UTF-8 volume last mount path string size.", |
2416 | 156 | function ); |
2417 | | |
2418 | 156 | result = -1; |
2419 | 156 | } |
2420 | 212 | } |
2421 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2422 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2423 | 212 | internal_volume->read_write_lock, |
2424 | 212 | error ) != 1 ) |
2425 | 0 | { |
2426 | 0 | libcerror_error_set( |
2427 | 0 | error, |
2428 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2429 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2430 | 0 | "%s: unable to release read/write lock for reading.", |
2431 | 0 | function ); |
2432 | |
|
2433 | 0 | return( -1 ); |
2434 | 0 | } |
2435 | 212 | #endif |
2436 | 212 | if( result == 1 ) |
2437 | 56 | { |
2438 | 56 | *utf8_string_size = safe_utf8_string_size; |
2439 | 56 | } |
2440 | 212 | return( result ); |
2441 | 212 | } |
2442 | | |
2443 | | /* Retrieves the UTF-8 encoded last mount path |
2444 | | * The size should include the end of string character |
2445 | | * Returns 1 if successful or -1 on error |
2446 | | */ |
2447 | | int libfsext_volume_get_utf8_last_mount_path( |
2448 | | libfsext_volume_t *volume, |
2449 | | uint8_t *utf8_string, |
2450 | | size_t utf8_string_size, |
2451 | | libcerror_error_t **error ) |
2452 | 212 | { |
2453 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
2454 | 212 | static char *function = "libfsext_volume_get_utf8_last_mount_path"; |
2455 | 212 | int result = 1; |
2456 | | |
2457 | 212 | if( volume == NULL ) |
2458 | 0 | { |
2459 | 0 | libcerror_error_set( |
2460 | 0 | error, |
2461 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2462 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2463 | 0 | "%s: invalid volume.", |
2464 | 0 | function ); |
2465 | |
|
2466 | 0 | return( -1 ); |
2467 | 0 | } |
2468 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
2469 | | |
2470 | 212 | if( utf8_string == NULL ) |
2471 | 0 | { |
2472 | 0 | libcerror_error_set( |
2473 | 0 | error, |
2474 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2475 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2476 | 0 | "%s: invalid UTF-8 string.", |
2477 | 0 | function ); |
2478 | |
|
2479 | 0 | return( -1 ); |
2480 | 0 | } |
2481 | 212 | if( utf8_string_size == 0 ) |
2482 | 0 | { |
2483 | 0 | libcerror_error_set( |
2484 | 0 | error, |
2485 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2486 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2487 | 0 | "%s: invalid UTF-8 string size value too small.", |
2488 | 0 | function ); |
2489 | |
|
2490 | 0 | return( -1 ); |
2491 | 0 | } |
2492 | 212 | if( utf8_string_size > (size_t) SSIZE_MAX ) |
2493 | 0 | { |
2494 | 0 | libcerror_error_set( |
2495 | 0 | error, |
2496 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2497 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2498 | 0 | "%s: invalid UTF-8 string size value exceeds maximum.", |
2499 | 0 | function ); |
2500 | |
|
2501 | 0 | return( -1 ); |
2502 | 0 | } |
2503 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2504 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
2505 | 212 | internal_volume->read_write_lock, |
2506 | 212 | error ) != 1 ) |
2507 | 0 | { |
2508 | 0 | libcerror_error_set( |
2509 | 0 | error, |
2510 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2511 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2512 | 0 | "%s: unable to grab read/write lock for reading.", |
2513 | 0 | function ); |
2514 | |
|
2515 | 0 | return( -1 ); |
2516 | 0 | } |
2517 | 212 | #endif |
2518 | 212 | if( internal_volume->superblock == NULL ) |
2519 | 0 | { |
2520 | 0 | utf8_string[ 0 ] = 0; |
2521 | 0 | } |
2522 | 212 | else if( libfsext_superblock_get_utf8_last_mount_path( |
2523 | 212 | internal_volume->superblock, |
2524 | 212 | utf8_string, |
2525 | 212 | utf8_string_size, |
2526 | 212 | error ) != 1 ) |
2527 | 166 | { |
2528 | 166 | libcerror_error_set( |
2529 | 166 | error, |
2530 | 166 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2531 | 166 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2532 | 166 | "%s: unable to retrieve UTF-8 volume last mount path string.", |
2533 | 166 | function ); |
2534 | | |
2535 | 166 | result = -1; |
2536 | 166 | } |
2537 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2538 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2539 | 212 | internal_volume->read_write_lock, |
2540 | 212 | error ) != 1 ) |
2541 | 0 | { |
2542 | 0 | libcerror_error_set( |
2543 | 0 | error, |
2544 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2545 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2546 | 0 | "%s: unable to release read/write lock for reading.", |
2547 | 0 | function ); |
2548 | |
|
2549 | 0 | return( -1 ); |
2550 | 0 | } |
2551 | 212 | #endif |
2552 | 212 | return( result ); |
2553 | 212 | } |
2554 | | |
2555 | | /* Retrieves the size of the UTF-16 encoded last mount path |
2556 | | * The returned size includes the end of string character |
2557 | | * Returns 1 if successful or -1 on error |
2558 | | */ |
2559 | | int libfsext_volume_get_utf16_last_mount_path_size( |
2560 | | libfsext_volume_t *volume, |
2561 | | size_t *utf16_string_size, |
2562 | | libcerror_error_t **error ) |
2563 | 0 | { |
2564 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
2565 | 0 | static char *function = "libfsext_volume_get_utf16_last_mount_path_size"; |
2566 | 0 | size_t safe_utf16_string_size = 1; |
2567 | 0 | int result = 1; |
2568 | |
|
2569 | 0 | if( volume == NULL ) |
2570 | 0 | { |
2571 | 0 | libcerror_error_set( |
2572 | 0 | error, |
2573 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2574 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2575 | 0 | "%s: invalid volume.", |
2576 | 0 | function ); |
2577 | |
|
2578 | 0 | return( -1 ); |
2579 | 0 | } |
2580 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
2581 | |
|
2582 | 0 | if( utf16_string_size == NULL ) |
2583 | 0 | { |
2584 | 0 | libcerror_error_set( |
2585 | 0 | error, |
2586 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2587 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2588 | 0 | "%s: invalid UTF-16 string size.", |
2589 | 0 | function ); |
2590 | |
|
2591 | 0 | return( -1 ); |
2592 | 0 | } |
2593 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2594 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2595 | 0 | internal_volume->read_write_lock, |
2596 | 0 | error ) != 1 ) |
2597 | 0 | { |
2598 | 0 | libcerror_error_set( |
2599 | 0 | error, |
2600 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2601 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2602 | 0 | "%s: unable to grab read/write lock for reading.", |
2603 | 0 | function ); |
2604 | |
|
2605 | 0 | return( -1 ); |
2606 | 0 | } |
2607 | 0 | #endif |
2608 | 0 | if( internal_volume->superblock != NULL ) |
2609 | 0 | { |
2610 | 0 | if( libfsext_superblock_get_utf16_last_mount_path_size( |
2611 | 0 | internal_volume->superblock, |
2612 | 0 | &safe_utf16_string_size, |
2613 | 0 | error ) != 1 ) |
2614 | 0 | { |
2615 | 0 | libcerror_error_set( |
2616 | 0 | error, |
2617 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2618 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2619 | 0 | "%s: unable to retrieve UTF-16 volume last mount path string size.", |
2620 | 0 | function ); |
2621 | |
|
2622 | 0 | result = -1; |
2623 | 0 | } |
2624 | 0 | } |
2625 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2626 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2627 | 0 | internal_volume->read_write_lock, |
2628 | 0 | error ) != 1 ) |
2629 | 0 | { |
2630 | 0 | libcerror_error_set( |
2631 | 0 | error, |
2632 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2633 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2634 | 0 | "%s: unable to release read/write lock for reading.", |
2635 | 0 | function ); |
2636 | |
|
2637 | 0 | return( -1 ); |
2638 | 0 | } |
2639 | 0 | #endif |
2640 | 0 | if( result == 1 ) |
2641 | 0 | { |
2642 | 0 | *utf16_string_size = safe_utf16_string_size; |
2643 | 0 | } |
2644 | 0 | return( result ); |
2645 | 0 | } |
2646 | | |
2647 | | /* Retrieves the UTF-16 encoded last mount path |
2648 | | * The size should include the end of string character |
2649 | | * Returns 1 if successful or -1 on error |
2650 | | */ |
2651 | | int libfsext_volume_get_utf16_last_mount_path( |
2652 | | libfsext_volume_t *volume, |
2653 | | uint16_t *utf16_string, |
2654 | | size_t utf16_string_size, |
2655 | | libcerror_error_t **error ) |
2656 | 0 | { |
2657 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
2658 | 0 | static char *function = "libfsext_volume_get_utf16_last_mount_path"; |
2659 | 0 | int result = 1; |
2660 | |
|
2661 | 0 | if( volume == NULL ) |
2662 | 0 | { |
2663 | 0 | libcerror_error_set( |
2664 | 0 | error, |
2665 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2666 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2667 | 0 | "%s: invalid volume.", |
2668 | 0 | function ); |
2669 | |
|
2670 | 0 | return( -1 ); |
2671 | 0 | } |
2672 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
2673 | |
|
2674 | 0 | if( utf16_string == NULL ) |
2675 | 0 | { |
2676 | 0 | libcerror_error_set( |
2677 | 0 | error, |
2678 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2679 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2680 | 0 | "%s: invalid UTF-16 string.", |
2681 | 0 | function ); |
2682 | |
|
2683 | 0 | return( -1 ); |
2684 | 0 | } |
2685 | 0 | if( utf16_string_size == 0 ) |
2686 | 0 | { |
2687 | 0 | libcerror_error_set( |
2688 | 0 | error, |
2689 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2690 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2691 | 0 | "%s: invalid UTF-16 string size value too small.", |
2692 | 0 | function ); |
2693 | |
|
2694 | 0 | return( -1 ); |
2695 | 0 | } |
2696 | 0 | if( utf16_string_size > (size_t) SSIZE_MAX ) |
2697 | 0 | { |
2698 | 0 | libcerror_error_set( |
2699 | 0 | error, |
2700 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2701 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2702 | 0 | "%s: invalid UTF-16 string size value exceeds maximum.", |
2703 | 0 | function ); |
2704 | |
|
2705 | 0 | return( -1 ); |
2706 | 0 | } |
2707 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2708 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2709 | 0 | internal_volume->read_write_lock, |
2710 | 0 | error ) != 1 ) |
2711 | 0 | { |
2712 | 0 | libcerror_error_set( |
2713 | 0 | error, |
2714 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2715 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2716 | 0 | "%s: unable to grab read/write lock for reading.", |
2717 | 0 | function ); |
2718 | |
|
2719 | 0 | return( -1 ); |
2720 | 0 | } |
2721 | 0 | #endif |
2722 | 0 | if( internal_volume->superblock == NULL ) |
2723 | 0 | { |
2724 | 0 | utf16_string[ 0 ] = 0; |
2725 | 0 | } |
2726 | 0 | else if( libfsext_superblock_get_utf16_last_mount_path( |
2727 | 0 | internal_volume->superblock, |
2728 | 0 | utf16_string, |
2729 | 0 | utf16_string_size, |
2730 | 0 | error ) != 1 ) |
2731 | 0 | { |
2732 | 0 | libcerror_error_set( |
2733 | 0 | error, |
2734 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2735 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2736 | 0 | "%s: unable to retrieve UTF-16 volume last mount path string.", |
2737 | 0 | function ); |
2738 | |
|
2739 | 0 | result = -1; |
2740 | 0 | } |
2741 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2742 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2743 | 0 | internal_volume->read_write_lock, |
2744 | 0 | error ) != 1 ) |
2745 | 0 | { |
2746 | 0 | libcerror_error_set( |
2747 | 0 | error, |
2748 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2749 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2750 | 0 | "%s: unable to release read/write lock for reading.", |
2751 | 0 | function ); |
2752 | |
|
2753 | 0 | return( -1 ); |
2754 | 0 | } |
2755 | 0 | #endif |
2756 | 0 | return( result ); |
2757 | 0 | } |
2758 | | |
2759 | | /* Retrieves the last mount time |
2760 | | * The timestamp is a signed 32-bit POSIX date and time value in number of seconds |
2761 | | * Returns 1 if successful or -1 on error |
2762 | | */ |
2763 | | int libfsext_volume_get_last_mount_time( |
2764 | | libfsext_volume_t *volume, |
2765 | | int32_t *posix_time, |
2766 | | libcerror_error_t **error ) |
2767 | 212 | { |
2768 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
2769 | 212 | static char *function = "libfsext_volume_get_last_mount_time"; |
2770 | | |
2771 | 212 | if( volume == NULL ) |
2772 | 0 | { |
2773 | 0 | libcerror_error_set( |
2774 | 0 | error, |
2775 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2776 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2777 | 0 | "%s: invalid volume.", |
2778 | 0 | function ); |
2779 | |
|
2780 | 0 | return( -1 ); |
2781 | 0 | } |
2782 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
2783 | | |
2784 | 212 | if( internal_volume->superblock == NULL ) |
2785 | 0 | { |
2786 | 0 | libcerror_error_set( |
2787 | 0 | error, |
2788 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2789 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2790 | 0 | "%s: invalid volume - missing superblock.", |
2791 | 0 | function ); |
2792 | |
|
2793 | 0 | return( -1 ); |
2794 | 0 | } |
2795 | 212 | if( posix_time == NULL ) |
2796 | 0 | { |
2797 | 0 | libcerror_error_set( |
2798 | 0 | error, |
2799 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2800 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2801 | 0 | "%s: invalid posix time.", |
2802 | 0 | function ); |
2803 | |
|
2804 | 0 | return( -1 ); |
2805 | 0 | } |
2806 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2807 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
2808 | 212 | internal_volume->read_write_lock, |
2809 | 212 | error ) != 1 ) |
2810 | 0 | { |
2811 | 0 | libcerror_error_set( |
2812 | 0 | error, |
2813 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2814 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2815 | 0 | "%s: unable to grab read/write lock for reading.", |
2816 | 0 | function ); |
2817 | |
|
2818 | 0 | return( -1 ); |
2819 | 0 | } |
2820 | 212 | #endif |
2821 | 212 | *posix_time = (int32_t) internal_volume->superblock->last_mount_time; |
2822 | | |
2823 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2824 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2825 | 212 | internal_volume->read_write_lock, |
2826 | 212 | error ) != 1 ) |
2827 | 0 | { |
2828 | 0 | libcerror_error_set( |
2829 | 0 | error, |
2830 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2831 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2832 | 0 | "%s: unable to release read/write lock for reading.", |
2833 | 0 | function ); |
2834 | |
|
2835 | 0 | return( -1 ); |
2836 | 0 | } |
2837 | 212 | #endif |
2838 | 212 | return( 1 ); |
2839 | 212 | } |
2840 | | |
2841 | | /* Retrieves the last written time |
2842 | | * The timestamp is a signed 32-bit POSIX date and time value in number of seconds |
2843 | | * Returns 1 if successful or -1 on error |
2844 | | */ |
2845 | | int libfsext_volume_get_last_written_time( |
2846 | | libfsext_volume_t *volume, |
2847 | | int32_t *posix_time, |
2848 | | libcerror_error_t **error ) |
2849 | 212 | { |
2850 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
2851 | 212 | static char *function = "libfsext_volume_get_last_mount_time"; |
2852 | | |
2853 | 212 | if( volume == NULL ) |
2854 | 0 | { |
2855 | 0 | libcerror_error_set( |
2856 | 0 | error, |
2857 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2858 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2859 | 0 | "%s: invalid volume.", |
2860 | 0 | function ); |
2861 | |
|
2862 | 0 | return( -1 ); |
2863 | 0 | } |
2864 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
2865 | | |
2866 | 212 | if( internal_volume->superblock == NULL ) |
2867 | 0 | { |
2868 | 0 | libcerror_error_set( |
2869 | 0 | error, |
2870 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2871 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2872 | 0 | "%s: invalid volume - missing superblock.", |
2873 | 0 | function ); |
2874 | |
|
2875 | 0 | return( -1 ); |
2876 | 0 | } |
2877 | 212 | if( posix_time == NULL ) |
2878 | 0 | { |
2879 | 0 | libcerror_error_set( |
2880 | 0 | error, |
2881 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2882 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2883 | 0 | "%s: invalid posix time.", |
2884 | 0 | function ); |
2885 | |
|
2886 | 0 | return( -1 ); |
2887 | 0 | } |
2888 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2889 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
2890 | 212 | internal_volume->read_write_lock, |
2891 | 212 | error ) != 1 ) |
2892 | 0 | { |
2893 | 0 | libcerror_error_set( |
2894 | 0 | error, |
2895 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2896 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2897 | 0 | "%s: unable to grab read/write lock for reading.", |
2898 | 0 | function ); |
2899 | |
|
2900 | 0 | return( -1 ); |
2901 | 0 | } |
2902 | 212 | #endif |
2903 | 212 | *posix_time = (int32_t) internal_volume->superblock->last_written_time; |
2904 | | |
2905 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
2906 | 212 | if( libcthreads_read_write_lock_release_for_read( |
2907 | 212 | internal_volume->read_write_lock, |
2908 | 212 | error ) != 1 ) |
2909 | 0 | { |
2910 | 0 | libcerror_error_set( |
2911 | 0 | error, |
2912 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2913 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2914 | 0 | "%s: unable to release read/write lock for reading.", |
2915 | 0 | function ); |
2916 | |
|
2917 | 0 | return( -1 ); |
2918 | 0 | } |
2919 | 212 | #endif |
2920 | 212 | return( 1 ); |
2921 | 212 | } |
2922 | | |
2923 | | /* Retrieves the root directory file entry |
2924 | | * Returns 1 if successful, 0 if not available or -1 on error |
2925 | | */ |
2926 | | int libfsext_internal_volume_get_root_directory( |
2927 | | libfsext_internal_volume_t *internal_volume, |
2928 | | libfsext_file_entry_t **file_entry, |
2929 | | libcerror_error_t **error ) |
2930 | 1.68k | { |
2931 | 1.68k | libfsext_inode_t *inode = NULL; |
2932 | 1.68k | libfsext_inode_t *safe_inode = NULL; |
2933 | 1.68k | static char *function = "libfsext_internal_volume_get_root_directory"; |
2934 | | |
2935 | 1.68k | if( internal_volume == NULL ) |
2936 | 0 | { |
2937 | 0 | libcerror_error_set( |
2938 | 0 | error, |
2939 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2940 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2941 | 0 | "%s: invalid volume.", |
2942 | 0 | function ); |
2943 | |
|
2944 | 0 | return( -1 ); |
2945 | 0 | } |
2946 | 1.68k | if( internal_volume->superblock == NULL ) |
2947 | 0 | { |
2948 | 0 | libcerror_error_set( |
2949 | 0 | error, |
2950 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2951 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2952 | 0 | "%s: invalid volume - missing superblock.", |
2953 | 0 | function ); |
2954 | |
|
2955 | 0 | return( -1 ); |
2956 | 0 | } |
2957 | 1.68k | if( file_entry == NULL ) |
2958 | 0 | { |
2959 | 0 | libcerror_error_set( |
2960 | 0 | error, |
2961 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2962 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2963 | 0 | "%s: invalid file entry.", |
2964 | 0 | function ); |
2965 | |
|
2966 | 0 | return( -1 ); |
2967 | 0 | } |
2968 | 1.68k | if( *file_entry != NULL ) |
2969 | 0 | { |
2970 | 0 | libcerror_error_set( |
2971 | 0 | error, |
2972 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2973 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2974 | 0 | "%s: invalid file entry value already set.", |
2975 | 0 | function ); |
2976 | |
|
2977 | 0 | return( -1 ); |
2978 | 0 | } |
2979 | 1.68k | if( internal_volume->superblock->number_of_inodes < LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY ) |
2980 | 7 | { |
2981 | 7 | return( 0 ); |
2982 | 7 | } |
2983 | 1.68k | if( libfsext_inode_table_get_inode_by_number( |
2984 | 1.68k | internal_volume->inode_table, |
2985 | 1.68k | internal_volume->file_io_handle, |
2986 | 1.68k | LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY, |
2987 | 1.68k | &inode, |
2988 | 1.68k | error ) != 1 ) |
2989 | 578 | { |
2990 | 578 | libcerror_error_set( |
2991 | 578 | error, |
2992 | 578 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2993 | 578 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2994 | 578 | "%s: unable to retrieve inode: %d.", |
2995 | 578 | function, |
2996 | 578 | LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY ); |
2997 | | |
2998 | 578 | goto on_error; |
2999 | 578 | } |
3000 | 1.10k | if( inode == NULL ) |
3001 | 0 | { |
3002 | 0 | libcerror_error_set( |
3003 | 0 | error, |
3004 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3005 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3006 | 0 | "%s: missing inode: %d.", |
3007 | 0 | function, |
3008 | 0 | LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY ); |
3009 | |
|
3010 | 0 | goto on_error; |
3011 | 0 | } |
3012 | 1.10k | if( libfsext_inode_clone( |
3013 | 1.10k | &safe_inode, |
3014 | 1.10k | inode, |
3015 | 1.10k | error ) != 1 ) |
3016 | 0 | { |
3017 | 0 | libcerror_error_set( |
3018 | 0 | error, |
3019 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3020 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3021 | 0 | "%s: unable to create inode.", |
3022 | 0 | function ); |
3023 | |
|
3024 | 0 | goto on_error; |
3025 | 0 | } |
3026 | | /* libfsext_file_entry_initialize takes over management of inode |
3027 | | */ |
3028 | 1.10k | if( libfsext_file_entry_initialize( |
3029 | 1.10k | file_entry, |
3030 | 1.10k | internal_volume->io_handle, |
3031 | 1.10k | internal_volume->file_io_handle, |
3032 | 1.10k | internal_volume->inode_table, |
3033 | 1.10k | LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY, |
3034 | 1.10k | safe_inode, |
3035 | 1.10k | NULL, |
3036 | 1.10k | error ) != 1 ) |
3037 | 56 | { |
3038 | 56 | libcerror_error_set( |
3039 | 56 | error, |
3040 | 56 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3041 | 56 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3042 | 56 | "%s: unable to create file entry.", |
3043 | 56 | function ); |
3044 | | |
3045 | 56 | goto on_error; |
3046 | 56 | } |
3047 | 1.04k | return( 1 ); |
3048 | | |
3049 | 634 | on_error: |
3050 | 634 | if( safe_inode != NULL ) |
3051 | 56 | { |
3052 | 56 | libfsext_inode_free( |
3053 | 56 | &safe_inode, |
3054 | 56 | NULL ); |
3055 | 56 | } |
3056 | 634 | return( -1 ); |
3057 | 1.10k | } |
3058 | | |
3059 | | /* Retrieves the root directory file entry |
3060 | | * Returns 1 if successful, 0 if not available or -1 on error |
3061 | | */ |
3062 | | int libfsext_volume_get_root_directory( |
3063 | | libfsext_volume_t *volume, |
3064 | | libfsext_file_entry_t **file_entry, |
3065 | | libcerror_error_t **error ) |
3066 | 1.68k | { |
3067 | 1.68k | libfsext_internal_volume_t *internal_volume = NULL; |
3068 | 1.68k | static char *function = "libfsext_volume_get_root_directory"; |
3069 | 1.68k | int result = 0; |
3070 | | |
3071 | 1.68k | if( volume == NULL ) |
3072 | 0 | { |
3073 | 0 | libcerror_error_set( |
3074 | 0 | error, |
3075 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3076 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3077 | 0 | "%s: invalid volume.", |
3078 | 0 | function ); |
3079 | |
|
3080 | 0 | return( -1 ); |
3081 | 0 | } |
3082 | 1.68k | internal_volume = (libfsext_internal_volume_t *) volume; |
3083 | | |
3084 | 1.68k | if( file_entry == NULL ) |
3085 | 0 | { |
3086 | 0 | libcerror_error_set( |
3087 | 0 | error, |
3088 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3089 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3090 | 0 | "%s: invalid file entry.", |
3091 | 0 | function ); |
3092 | |
|
3093 | 0 | return( -1 ); |
3094 | 0 | } |
3095 | 1.68k | if( *file_entry != NULL ) |
3096 | 0 | { |
3097 | 0 | libcerror_error_set( |
3098 | 0 | error, |
3099 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3100 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3101 | 0 | "%s: invalid file entry value already set.", |
3102 | 0 | function ); |
3103 | |
|
3104 | 0 | return( -1 ); |
3105 | 0 | } |
3106 | 1.68k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3107 | 1.68k | if( libcthreads_read_write_lock_grab_for_write( |
3108 | 1.68k | internal_volume->read_write_lock, |
3109 | 1.68k | error ) != 1 ) |
3110 | 0 | { |
3111 | 0 | libcerror_error_set( |
3112 | 0 | error, |
3113 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3114 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3115 | 0 | "%s: unable to grab read/write lock for writing.", |
3116 | 0 | function ); |
3117 | |
|
3118 | 0 | return( -1 ); |
3119 | 0 | } |
3120 | 1.68k | #endif |
3121 | 1.68k | result = libfsext_internal_volume_get_root_directory( |
3122 | 1.68k | internal_volume, |
3123 | 1.68k | file_entry, |
3124 | 1.68k | error ); |
3125 | | |
3126 | 1.68k | if( result == -1 ) |
3127 | 634 | { |
3128 | 634 | libcerror_error_set( |
3129 | 634 | error, |
3130 | 634 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3131 | 634 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3132 | 634 | "%s: unable to retrieve root directory.", |
3133 | 634 | function ); |
3134 | | |
3135 | 634 | result = -1; |
3136 | 634 | } |
3137 | 1.68k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3138 | 1.68k | if( libcthreads_read_write_lock_release_for_write( |
3139 | 1.68k | internal_volume->read_write_lock, |
3140 | 1.68k | error ) != 1 ) |
3141 | 0 | { |
3142 | 0 | libcerror_error_set( |
3143 | 0 | error, |
3144 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3145 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3146 | 0 | "%s: unable to release read/write lock for writing.", |
3147 | 0 | function ); |
3148 | |
|
3149 | 0 | libfsext_file_entry_free( |
3150 | 0 | file_entry, |
3151 | 0 | NULL ); |
3152 | |
|
3153 | 0 | return( -1 ); |
3154 | 0 | } |
3155 | 1.68k | #endif |
3156 | 1.68k | return( result ); |
3157 | 1.68k | } |
3158 | | |
3159 | | /* Retrieves the number of file entries (inodes) |
3160 | | * Returns 1 if successful or -1 on error |
3161 | | */ |
3162 | | int libfsext_volume_get_number_of_file_entries( |
3163 | | libfsext_volume_t *volume, |
3164 | | uint32_t *number_of_file_entries, |
3165 | | libcerror_error_t **error ) |
3166 | 212 | { |
3167 | 212 | libfsext_internal_volume_t *internal_volume = NULL; |
3168 | 212 | static char *function = "libfsext_volume_get_number_of_file_entries"; |
3169 | | |
3170 | 212 | if( volume == NULL ) |
3171 | 0 | { |
3172 | 0 | libcerror_error_set( |
3173 | 0 | error, |
3174 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3175 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3176 | 0 | "%s: invalid volume.", |
3177 | 0 | function ); |
3178 | |
|
3179 | 0 | return( -1 ); |
3180 | 0 | } |
3181 | 212 | internal_volume = (libfsext_internal_volume_t *) volume; |
3182 | | |
3183 | 212 | if( internal_volume->superblock == NULL ) |
3184 | 0 | { |
3185 | 0 | libcerror_error_set( |
3186 | 0 | error, |
3187 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3188 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3189 | 0 | "%s: invalid volume - missing superblock.", |
3190 | 0 | function ); |
3191 | |
|
3192 | 0 | return( -1 ); |
3193 | 0 | } |
3194 | 212 | if( number_of_file_entries == NULL ) |
3195 | 0 | { |
3196 | 0 | libcerror_error_set( |
3197 | 0 | error, |
3198 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3199 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3200 | 0 | "%s: invalid number of file entries.", |
3201 | 0 | function ); |
3202 | |
|
3203 | 0 | return( -1 ); |
3204 | 0 | } |
3205 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3206 | 212 | if( libcthreads_read_write_lock_grab_for_read( |
3207 | 212 | internal_volume->read_write_lock, |
3208 | 212 | error ) != 1 ) |
3209 | 0 | { |
3210 | 0 | libcerror_error_set( |
3211 | 0 | error, |
3212 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3213 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3214 | 0 | "%s: unable to grab read/write lock for reading.", |
3215 | 0 | function ); |
3216 | |
|
3217 | 0 | return( -1 ); |
3218 | 0 | } |
3219 | 212 | #endif |
3220 | 212 | *number_of_file_entries = internal_volume->superblock->number_of_inodes; |
3221 | | |
3222 | 212 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3223 | 212 | if( libcthreads_read_write_lock_release_for_read( |
3224 | 212 | internal_volume->read_write_lock, |
3225 | 212 | error ) != 1 ) |
3226 | 0 | { |
3227 | 0 | libcerror_error_set( |
3228 | 0 | error, |
3229 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3230 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3231 | 0 | "%s: unable to release read/write lock for reading.", |
3232 | 0 | function ); |
3233 | |
|
3234 | 0 | return( -1 ); |
3235 | 0 | } |
3236 | 212 | #endif |
3237 | 212 | return( 1 ); |
3238 | 212 | } |
3239 | | |
3240 | | /* Retrieves the file entry of a specific inode |
3241 | | * Returns 1 if successful or -1 on error |
3242 | | */ |
3243 | | int libfsext_internal_volume_get_file_entry_by_inode( |
3244 | | libfsext_internal_volume_t *internal_volume, |
3245 | | uint32_t inode_number, |
3246 | | libfsext_file_entry_t **file_entry, |
3247 | | libcerror_error_t **error ) |
3248 | 0 | { |
3249 | 0 | libfsext_inode_t *inode = NULL; |
3250 | 0 | libfsext_inode_t *safe_inode = NULL; |
3251 | 0 | static char *function = "libfsext_internal_volume_get_file_entry_by_inode"; |
3252 | |
|
3253 | 0 | if( internal_volume == NULL ) |
3254 | 0 | { |
3255 | 0 | libcerror_error_set( |
3256 | 0 | error, |
3257 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3258 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3259 | 0 | "%s: invalid volume.", |
3260 | 0 | function ); |
3261 | |
|
3262 | 0 | return( -1 ); |
3263 | 0 | } |
3264 | 0 | if( file_entry == NULL ) |
3265 | 0 | { |
3266 | 0 | libcerror_error_set( |
3267 | 0 | error, |
3268 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3269 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3270 | 0 | "%s: invalid file entry.", |
3271 | 0 | function ); |
3272 | |
|
3273 | 0 | return( -1 ); |
3274 | 0 | } |
3275 | 0 | if( *file_entry != NULL ) |
3276 | 0 | { |
3277 | 0 | libcerror_error_set( |
3278 | 0 | error, |
3279 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3280 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3281 | 0 | "%s: invalid file entry value already set.", |
3282 | 0 | function ); |
3283 | |
|
3284 | 0 | return( -1 ); |
3285 | 0 | } |
3286 | 0 | if( libfsext_inode_table_get_inode_by_number( |
3287 | 0 | internal_volume->inode_table, |
3288 | 0 | internal_volume->file_io_handle, |
3289 | 0 | inode_number, |
3290 | 0 | &inode, |
3291 | 0 | error ) != 1 ) |
3292 | 0 | { |
3293 | 0 | libcerror_error_set( |
3294 | 0 | error, |
3295 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3296 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3297 | 0 | "%s: unable to retrieve inode: %" PRIu32 ".", |
3298 | 0 | function, |
3299 | 0 | inode_number ); |
3300 | |
|
3301 | 0 | goto on_error; |
3302 | 0 | } |
3303 | 0 | if( inode == NULL ) |
3304 | 0 | { |
3305 | 0 | libcerror_error_set( |
3306 | 0 | error, |
3307 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3308 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3309 | 0 | "%s: missing inode: %" PRIu32 ".", |
3310 | 0 | function, |
3311 | 0 | inode_number ); |
3312 | |
|
3313 | 0 | goto on_error; |
3314 | 0 | } |
3315 | 0 | if( libfsext_inode_clone( |
3316 | 0 | &safe_inode, |
3317 | 0 | inode, |
3318 | 0 | error ) != 1 ) |
3319 | 0 | { |
3320 | 0 | libcerror_error_set( |
3321 | 0 | error, |
3322 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3323 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3324 | 0 | "%s: unable to create inode.", |
3325 | 0 | function ); |
3326 | |
|
3327 | 0 | goto on_error; |
3328 | 0 | } |
3329 | | /* libfsext_file_entry_initialize takes over management of safe_inode |
3330 | | */ |
3331 | 0 | if( libfsext_file_entry_initialize( |
3332 | 0 | file_entry, |
3333 | 0 | internal_volume->io_handle, |
3334 | 0 | internal_volume->file_io_handle, |
3335 | 0 | internal_volume->inode_table, |
3336 | 0 | inode_number, |
3337 | 0 | safe_inode, |
3338 | 0 | NULL, |
3339 | 0 | error ) != 1 ) |
3340 | 0 | { |
3341 | 0 | libcerror_error_set( |
3342 | 0 | error, |
3343 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3344 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3345 | 0 | "%s: unable to create file entry.", |
3346 | 0 | function ); |
3347 | |
|
3348 | 0 | goto on_error; |
3349 | 0 | } |
3350 | 0 | return( 1 ); |
3351 | | |
3352 | 0 | on_error: |
3353 | 0 | if( safe_inode != NULL ) |
3354 | 0 | { |
3355 | 0 | libfsext_inode_free( |
3356 | 0 | &safe_inode, |
3357 | 0 | NULL ); |
3358 | 0 | } |
3359 | 0 | return( -1 ); |
3360 | 0 | } |
3361 | | |
3362 | | /* Retrieves the file entry of a specific inode |
3363 | | * Returns 1 if successful or -1 on error |
3364 | | */ |
3365 | | int libfsext_volume_get_file_entry_by_inode( |
3366 | | libfsext_volume_t *volume, |
3367 | | uint32_t inode_number, |
3368 | | libfsext_file_entry_t **file_entry, |
3369 | | libcerror_error_t **error ) |
3370 | 0 | { |
3371 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
3372 | 0 | static char *function = "libfsext_volume_get_file_entry_by_inode"; |
3373 | 0 | int result = 1; |
3374 | |
|
3375 | 0 | if( volume == NULL ) |
3376 | 0 | { |
3377 | 0 | libcerror_error_set( |
3378 | 0 | error, |
3379 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3380 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3381 | 0 | "%s: invalid volume.", |
3382 | 0 | function ); |
3383 | |
|
3384 | 0 | return( -1 ); |
3385 | 0 | } |
3386 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
3387 | |
|
3388 | 0 | if( file_entry == NULL ) |
3389 | 0 | { |
3390 | 0 | libcerror_error_set( |
3391 | 0 | error, |
3392 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3393 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3394 | 0 | "%s: invalid file entry.", |
3395 | 0 | function ); |
3396 | |
|
3397 | 0 | return( -1 ); |
3398 | 0 | } |
3399 | 0 | if( *file_entry != NULL ) |
3400 | 0 | { |
3401 | 0 | libcerror_error_set( |
3402 | 0 | error, |
3403 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3404 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3405 | 0 | "%s: invalid file entry value already set.", |
3406 | 0 | function ); |
3407 | |
|
3408 | 0 | return( -1 ); |
3409 | 0 | } |
3410 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3411 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
3412 | 0 | internal_volume->read_write_lock, |
3413 | 0 | error ) != 1 ) |
3414 | 0 | { |
3415 | 0 | libcerror_error_set( |
3416 | 0 | error, |
3417 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3418 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3419 | 0 | "%s: unable to grab read/write lock for writing.", |
3420 | 0 | function ); |
3421 | |
|
3422 | 0 | return( -1 ); |
3423 | 0 | } |
3424 | 0 | #endif |
3425 | 0 | if( libfsext_internal_volume_get_file_entry_by_inode( |
3426 | 0 | internal_volume, |
3427 | 0 | inode_number, |
3428 | 0 | file_entry, |
3429 | 0 | error ) != 1 ) |
3430 | 0 | { |
3431 | 0 | libcerror_error_set( |
3432 | 0 | error, |
3433 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3434 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3435 | 0 | "%s: unable to retrieve inode: %" PRIu32 ".", |
3436 | 0 | function, |
3437 | 0 | inode_number ); |
3438 | |
|
3439 | 0 | result = -1; |
3440 | 0 | } |
3441 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3442 | 0 | if( libcthreads_read_write_lock_release_for_write( |
3443 | 0 | internal_volume->read_write_lock, |
3444 | 0 | error ) != 1 ) |
3445 | 0 | { |
3446 | 0 | libcerror_error_set( |
3447 | 0 | error, |
3448 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3449 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3450 | 0 | "%s: unable to release read/write lock for writing.", |
3451 | 0 | function ); |
3452 | |
|
3453 | 0 | libfsext_file_entry_free( |
3454 | 0 | file_entry, |
3455 | 0 | NULL ); |
3456 | |
|
3457 | 0 | return( -1 ); |
3458 | 0 | } |
3459 | 0 | #endif |
3460 | 0 | return( result ); |
3461 | 0 | } |
3462 | | |
3463 | | /* Retrieves the file entry for an UTF-8 encoded path |
3464 | | * Returns 1 if successful, 0 if no such file entry or -1 on error |
3465 | | */ |
3466 | | int libfsext_internal_volume_get_file_entry_by_utf8_path( |
3467 | | libfsext_internal_volume_t *internal_volume, |
3468 | | const uint8_t *utf8_string, |
3469 | | size_t utf8_string_length, |
3470 | | libfsext_file_entry_t **file_entry, |
3471 | | libcerror_error_t **error ) |
3472 | 1.80k | { |
3473 | 1.80k | libfsext_directory_t *directory = NULL; |
3474 | 1.80k | libfsext_directory_entry_t *directory_entry = NULL; |
3475 | 1.80k | libfsext_directory_entry_t *safe_directory_entry = NULL; |
3476 | 1.80k | libfsext_inode_t *inode = NULL; |
3477 | 1.80k | libfsext_inode_t *safe_inode = NULL; |
3478 | 1.80k | const uint8_t *utf8_string_segment = NULL; |
3479 | 1.80k | static char *function = "libfsext_internal_volume_get_file_entry_by_utf8_path"; |
3480 | 1.80k | libuna_unicode_character_t unicode_character = 0; |
3481 | 1.80k | size_t utf8_string_index = 0; |
3482 | 1.80k | size_t utf8_string_segment_length = 0; |
3483 | 1.80k | uint32_t inode_number = 0; |
3484 | 1.80k | int result = 0; |
3485 | | |
3486 | 1.80k | if( internal_volume == NULL ) |
3487 | 0 | { |
3488 | 0 | libcerror_error_set( |
3489 | 0 | error, |
3490 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3491 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3492 | 0 | "%s: invalid volume.", |
3493 | 0 | function ); |
3494 | |
|
3495 | 0 | return( -1 ); |
3496 | 0 | } |
3497 | 1.80k | if( utf8_string == NULL ) |
3498 | 0 | { |
3499 | 0 | libcerror_error_set( |
3500 | 0 | error, |
3501 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3502 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3503 | 0 | "%s: invalid UTF-8 string.", |
3504 | 0 | function ); |
3505 | |
|
3506 | 0 | return( -1 ); |
3507 | 0 | } |
3508 | 1.80k | if( utf8_string_length > (size_t) SSIZE_MAX ) |
3509 | 0 | { |
3510 | 0 | libcerror_error_set( |
3511 | 0 | error, |
3512 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3513 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3514 | 0 | "%s: invalid UTF-8 string length value exceeds maximum.", |
3515 | 0 | function ); |
3516 | |
|
3517 | 0 | return( -1 ); |
3518 | 0 | } |
3519 | 1.80k | if( file_entry == NULL ) |
3520 | 0 | { |
3521 | 0 | libcerror_error_set( |
3522 | 0 | error, |
3523 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3524 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3525 | 0 | "%s: invalid file entry.", |
3526 | 0 | function ); |
3527 | |
|
3528 | 0 | return( -1 ); |
3529 | 0 | } |
3530 | 1.80k | if( *file_entry != NULL ) |
3531 | 0 | { |
3532 | 0 | libcerror_error_set( |
3533 | 0 | error, |
3534 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3535 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3536 | 0 | "%s: invalid file entry value already set.", |
3537 | 0 | function ); |
3538 | |
|
3539 | 0 | return( -1 ); |
3540 | 0 | } |
3541 | 1.80k | if( utf8_string_length > 0 ) |
3542 | 1.80k | { |
3543 | | /* Ignore a leading separator |
3544 | | */ |
3545 | 1.80k | if( utf8_string[ utf8_string_index ] == (uint8_t) LIBFSEXT_SEPARATOR ) |
3546 | 1.80k | { |
3547 | 1.80k | utf8_string_index++; |
3548 | 1.80k | } |
3549 | 1.80k | } |
3550 | 1.80k | inode_number = LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY; |
3551 | | |
3552 | 1.80k | if( libfsext_inode_table_get_inode_by_number( |
3553 | 1.80k | internal_volume->inode_table, |
3554 | 1.80k | internal_volume->file_io_handle, |
3555 | 1.80k | inode_number, |
3556 | 1.80k | &inode, |
3557 | 1.80k | error ) != 1 ) |
3558 | 717 | { |
3559 | 717 | libcerror_error_set( |
3560 | 717 | error, |
3561 | 717 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3562 | 717 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3563 | 717 | "%s: unable to retrieve inode: %" PRIu32 ".", |
3564 | 717 | function, |
3565 | 717 | inode_number ); |
3566 | | |
3567 | 717 | goto on_error; |
3568 | 717 | } |
3569 | 1.08k | if( ( utf8_string_length == 0 ) |
3570 | 1.08k | || ( utf8_string_length == 1 ) ) |
3571 | 0 | { |
3572 | 0 | result = 1; |
3573 | 0 | } |
3574 | 1.82k | else while( utf8_string_index < utf8_string_length ) |
3575 | 1.52k | { |
3576 | 1.52k | if( directory != NULL ) |
3577 | 439 | { |
3578 | 439 | if( libfsext_directory_free( |
3579 | 439 | &directory, |
3580 | 439 | error ) != 1 ) |
3581 | 0 | { |
3582 | 0 | libcerror_error_set( |
3583 | 0 | error, |
3584 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3585 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
3586 | 0 | "%s: unable to free directory.", |
3587 | 0 | function ); |
3588 | |
|
3589 | 0 | goto on_error; |
3590 | 0 | } |
3591 | 439 | } |
3592 | 1.52k | if( libfsext_directory_initialize( |
3593 | 1.52k | &directory, |
3594 | 1.52k | error ) != 1 ) |
3595 | 0 | { |
3596 | 0 | libcerror_error_set( |
3597 | 0 | error, |
3598 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3599 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3600 | 0 | "%s: unable to create directory.", |
3601 | 0 | function ); |
3602 | |
|
3603 | 0 | goto on_error; |
3604 | 0 | } |
3605 | 1.52k | if( libfsext_directory_read_file_io_handle( |
3606 | 1.52k | directory, |
3607 | 1.52k | internal_volume->io_handle, |
3608 | 1.52k | internal_volume->file_io_handle, |
3609 | 1.52k | inode, |
3610 | 1.52k | error ) != 1 ) |
3611 | 360 | { |
3612 | 360 | libcerror_error_set( |
3613 | 360 | error, |
3614 | 360 | LIBCERROR_ERROR_DOMAIN_IO, |
3615 | 360 | LIBCERROR_IO_ERROR_READ_FAILED, |
3616 | 360 | "%s: unable to read directory from inode: %" PRIu32 ".", |
3617 | 360 | function, |
3618 | 360 | inode_number ); |
3619 | | |
3620 | 360 | goto on_error; |
3621 | 360 | } |
3622 | 1.16k | utf8_string_segment = &( utf8_string[ utf8_string_index ] ); |
3623 | 1.16k | utf8_string_segment_length = utf8_string_index; |
3624 | | |
3625 | 12.0k | while( utf8_string_index < utf8_string_length ) |
3626 | 11.6k | { |
3627 | 11.6k | if( libuna_unicode_character_copy_from_utf8( |
3628 | 11.6k | &unicode_character, |
3629 | 11.6k | utf8_string, |
3630 | 11.6k | utf8_string_length, |
3631 | 11.6k | &utf8_string_index, |
3632 | 11.6k | error ) != 1 ) |
3633 | 0 | { |
3634 | 0 | libcerror_error_set( |
3635 | 0 | error, |
3636 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3637 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
3638 | 0 | "%s: unable to copy UTF-8 string to Unicode character.", |
3639 | 0 | function ); |
3640 | |
|
3641 | 0 | goto on_error; |
3642 | 0 | } |
3643 | 11.6k | if( ( unicode_character == (libuna_unicode_character_t) LIBFSEXT_SEPARATOR ) |
3644 | 10.8k | || ( unicode_character == 0 ) ) |
3645 | 776 | { |
3646 | 776 | utf8_string_segment_length += 1; |
3647 | | |
3648 | 776 | break; |
3649 | 776 | } |
3650 | 11.6k | } |
3651 | 1.16k | utf8_string_segment_length = utf8_string_index - utf8_string_segment_length; |
3652 | | |
3653 | 1.16k | if( utf8_string_segment_length == 0 ) |
3654 | 0 | { |
3655 | 0 | result = 0; |
3656 | 0 | } |
3657 | 1.16k | else |
3658 | 1.16k | { |
3659 | 1.16k | result = libfsext_directory_get_entry_by_utf8_name( |
3660 | 1.16k | directory, |
3661 | 1.16k | utf8_string_segment, |
3662 | 1.16k | utf8_string_segment_length, |
3663 | 1.16k | &directory_entry, |
3664 | 1.16k | error ); |
3665 | 1.16k | } |
3666 | 1.16k | if( result == -1 ) |
3667 | 61 | { |
3668 | 61 | libcerror_error_set( |
3669 | 61 | error, |
3670 | 61 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3671 | 61 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3672 | 61 | "%s: unable to retrieve directory entry by UTF-8 name.", |
3673 | 61 | function ); |
3674 | | |
3675 | 61 | goto on_error; |
3676 | 61 | } |
3677 | 1.10k | else if( result == 0 ) |
3678 | 122 | { |
3679 | 122 | break; |
3680 | 122 | } |
3681 | 979 | if( libfsext_directory_entry_get_inode_number( |
3682 | 979 | directory_entry, |
3683 | 979 | &inode_number, |
3684 | 979 | error ) != 1 ) |
3685 | 0 | { |
3686 | 0 | libcerror_error_set( |
3687 | 0 | error, |
3688 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3689 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3690 | 0 | "%s: unable to retrieve inode number from directory entry.", |
3691 | 0 | function ); |
3692 | |
|
3693 | 0 | goto on_error; |
3694 | 0 | } |
3695 | 979 | if( libfsext_inode_table_get_inode_by_number( |
3696 | 979 | internal_volume->inode_table, |
3697 | 979 | internal_volume->file_io_handle, |
3698 | 979 | inode_number, |
3699 | 979 | &inode, |
3700 | 979 | error ) != 1 ) |
3701 | 242 | { |
3702 | 242 | libcerror_error_set( |
3703 | 242 | error, |
3704 | 242 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3705 | 242 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3706 | 242 | "%s: unable to retrieve inode: %" PRIu32 ".", |
3707 | 242 | function, |
3708 | 242 | inode_number ); |
3709 | | |
3710 | 242 | goto on_error; |
3711 | 242 | } |
3712 | 979 | } |
3713 | 420 | if( result != 0 ) |
3714 | 298 | { |
3715 | 298 | if( libfsext_inode_clone( |
3716 | 298 | &safe_inode, |
3717 | 298 | inode, |
3718 | 298 | error ) != 1 ) |
3719 | 0 | { |
3720 | 0 | libcerror_error_set( |
3721 | 0 | error, |
3722 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3723 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3724 | 0 | "%s: unable to create inode.", |
3725 | 0 | function ); |
3726 | |
|
3727 | 0 | goto on_error; |
3728 | 0 | } |
3729 | 298 | if( libfsext_directory_entry_clone( |
3730 | 298 | &safe_directory_entry, |
3731 | 298 | directory_entry, |
3732 | 298 | error ) != 1 ) |
3733 | 0 | { |
3734 | 0 | libcerror_error_set( |
3735 | 0 | error, |
3736 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3737 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3738 | 0 | "%s: unable to create directory entry.", |
3739 | 0 | function ); |
3740 | |
|
3741 | 0 | goto on_error; |
3742 | 0 | } |
3743 | 298 | } |
3744 | 420 | if( directory != NULL ) |
3745 | 420 | { |
3746 | 420 | if( libfsext_directory_free( |
3747 | 420 | &directory, |
3748 | 420 | error ) != 1 ) |
3749 | 0 | { |
3750 | 0 | libcerror_error_set( |
3751 | 0 | error, |
3752 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3753 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
3754 | 0 | "%s: unable to free directory.", |
3755 | 0 | function ); |
3756 | |
|
3757 | 0 | goto on_error; |
3758 | 0 | } |
3759 | 420 | } |
3760 | 420 | if( result != 0 ) |
3761 | 298 | { |
3762 | | /* libfsext_file_entry_initialize takes over management of safe_inode and safe_directory_entry |
3763 | | */ |
3764 | 298 | if( libfsext_file_entry_initialize( |
3765 | 298 | file_entry, |
3766 | 298 | internal_volume->io_handle, |
3767 | 298 | internal_volume->file_io_handle, |
3768 | 298 | internal_volume->inode_table, |
3769 | 298 | inode_number, |
3770 | 298 | safe_inode, |
3771 | 298 | safe_directory_entry, |
3772 | 298 | error ) != 1 ) |
3773 | 54 | { |
3774 | 54 | libcerror_error_set( |
3775 | 54 | error, |
3776 | 54 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3777 | 54 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3778 | 54 | "%s: unable to create file entry.", |
3779 | 54 | function ); |
3780 | | |
3781 | 54 | goto on_error; |
3782 | 54 | } |
3783 | 298 | } |
3784 | 366 | return( result ); |
3785 | | |
3786 | 1.43k | on_error: |
3787 | 1.43k | if( safe_directory_entry != NULL ) |
3788 | 54 | { |
3789 | 54 | libfsext_directory_entry_free( |
3790 | 54 | &safe_directory_entry, |
3791 | 54 | NULL ); |
3792 | 54 | } |
3793 | 1.43k | if( safe_inode != NULL ) |
3794 | 54 | { |
3795 | 54 | libfsext_inode_free( |
3796 | 54 | &safe_inode, |
3797 | 54 | NULL ); |
3798 | 54 | } |
3799 | 1.43k | if( directory != NULL ) |
3800 | 663 | { |
3801 | 663 | libfsext_directory_free( |
3802 | 663 | &directory, |
3803 | 663 | NULL ); |
3804 | 663 | } |
3805 | 1.43k | return( -1 ); |
3806 | 420 | } |
3807 | | |
3808 | | /* Retrieves the file entry for an UTF-8 encoded path |
3809 | | * Returns 1 if successful, 0 if no such file entry or -1 on error |
3810 | | */ |
3811 | | int libfsext_volume_get_file_entry_by_utf8_path( |
3812 | | libfsext_volume_t *volume, |
3813 | | const uint8_t *utf8_string, |
3814 | | size_t utf8_string_length, |
3815 | | libfsext_file_entry_t **file_entry, |
3816 | | libcerror_error_t **error ) |
3817 | 1.80k | { |
3818 | 1.80k | libfsext_internal_volume_t *internal_volume = NULL; |
3819 | 1.80k | static char *function = "libfsext_volume_get_file_entry_by_utf8_path"; |
3820 | 1.80k | int result = 0; |
3821 | | |
3822 | 1.80k | if( volume == NULL ) |
3823 | 0 | { |
3824 | 0 | libcerror_error_set( |
3825 | 0 | error, |
3826 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3827 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3828 | 0 | "%s: invalid volume.", |
3829 | 0 | function ); |
3830 | |
|
3831 | 0 | return( -1 ); |
3832 | 0 | } |
3833 | 1.80k | internal_volume = (libfsext_internal_volume_t *) volume; |
3834 | | |
3835 | 1.80k | if( file_entry == NULL ) |
3836 | 0 | { |
3837 | 0 | libcerror_error_set( |
3838 | 0 | error, |
3839 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3840 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3841 | 0 | "%s: invalid file entry.", |
3842 | 0 | function ); |
3843 | |
|
3844 | 0 | return( -1 ); |
3845 | 0 | } |
3846 | 1.80k | if( *file_entry != NULL ) |
3847 | 0 | { |
3848 | 0 | libcerror_error_set( |
3849 | 0 | error, |
3850 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3851 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3852 | 0 | "%s: invalid file entry value already set.", |
3853 | 0 | function ); |
3854 | |
|
3855 | 0 | return( -1 ); |
3856 | 0 | } |
3857 | 1.80k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3858 | 1.80k | if( libcthreads_read_write_lock_grab_for_write( |
3859 | 1.80k | internal_volume->read_write_lock, |
3860 | 1.80k | error ) != 1 ) |
3861 | 0 | { |
3862 | 0 | libcerror_error_set( |
3863 | 0 | error, |
3864 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3865 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3866 | 0 | "%s: unable to grab read/write lock for writing.", |
3867 | 0 | function ); |
3868 | |
|
3869 | 0 | return( -1 ); |
3870 | 0 | } |
3871 | 1.80k | #endif |
3872 | 1.80k | result = libfsext_internal_volume_get_file_entry_by_utf8_path( |
3873 | 1.80k | internal_volume, |
3874 | 1.80k | utf8_string, |
3875 | 1.80k | utf8_string_length, |
3876 | 1.80k | file_entry, |
3877 | 1.80k | error ); |
3878 | | |
3879 | 1.80k | if( result == -1 ) |
3880 | 1.43k | { |
3881 | 1.43k | libcerror_error_set( |
3882 | 1.43k | error, |
3883 | 1.43k | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3884 | 1.43k | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3885 | 1.43k | "%s: unable to retrieve file entry by UTF-8 encoded path.", |
3886 | 1.43k | function ); |
3887 | | |
3888 | 1.43k | result = -1; |
3889 | 1.43k | } |
3890 | 1.80k | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
3891 | 1.80k | if( libcthreads_read_write_lock_release_for_write( |
3892 | 1.80k | internal_volume->read_write_lock, |
3893 | 1.80k | error ) != 1 ) |
3894 | 0 | { |
3895 | 0 | libcerror_error_set( |
3896 | 0 | error, |
3897 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3898 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3899 | 0 | "%s: unable to release read/write lock for writing.", |
3900 | 0 | function ); |
3901 | |
|
3902 | 0 | libfsext_file_entry_free( |
3903 | 0 | file_entry, |
3904 | 0 | NULL ); |
3905 | |
|
3906 | 0 | return( -1 ); |
3907 | 0 | } |
3908 | 1.80k | #endif |
3909 | 1.80k | return( result ); |
3910 | 1.80k | } |
3911 | | |
3912 | | /* Retrieves the file entry for an UTF-16 encoded path |
3913 | | * Returns 1 if successful, 0 if no such file entry or -1 on error |
3914 | | */ |
3915 | | int libfsext_internal_volume_get_file_entry_by_utf16_path( |
3916 | | libfsext_internal_volume_t *internal_volume, |
3917 | | const uint16_t *utf16_string, |
3918 | | size_t utf16_string_length, |
3919 | | libfsext_file_entry_t **file_entry, |
3920 | | libcerror_error_t **error ) |
3921 | 0 | { |
3922 | 0 | libfsext_directory_t *directory = NULL; |
3923 | 0 | libfsext_directory_entry_t *directory_entry = NULL; |
3924 | 0 | libfsext_directory_entry_t *safe_directory_entry = NULL; |
3925 | 0 | libfsext_inode_t *inode = NULL; |
3926 | 0 | libfsext_inode_t *safe_inode = NULL; |
3927 | 0 | const uint16_t *utf16_string_segment = NULL; |
3928 | 0 | static char *function = "libfsext_internal_volume_get_file_entry_by_utf16_path"; |
3929 | 0 | libuna_unicode_character_t unicode_character = 0; |
3930 | 0 | size_t utf16_string_index = 0; |
3931 | 0 | size_t utf16_string_segment_length = 0; |
3932 | 0 | uint32_t inode_number = 0; |
3933 | 0 | int result = 0; |
3934 | |
|
3935 | 0 | if( internal_volume == NULL ) |
3936 | 0 | { |
3937 | 0 | libcerror_error_set( |
3938 | 0 | error, |
3939 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3940 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3941 | 0 | "%s: invalid volume.", |
3942 | 0 | function ); |
3943 | |
|
3944 | 0 | return( -1 ); |
3945 | 0 | } |
3946 | 0 | if( utf16_string == NULL ) |
3947 | 0 | { |
3948 | 0 | libcerror_error_set( |
3949 | 0 | error, |
3950 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3951 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3952 | 0 | "%s: invalid UTF-16 string.", |
3953 | 0 | function ); |
3954 | |
|
3955 | 0 | return( -1 ); |
3956 | 0 | } |
3957 | 0 | if( utf16_string_length > (size_t) SSIZE_MAX ) |
3958 | 0 | { |
3959 | 0 | libcerror_error_set( |
3960 | 0 | error, |
3961 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3962 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3963 | 0 | "%s: invalid UTF-16 string length value exceeds maximum.", |
3964 | 0 | function ); |
3965 | |
|
3966 | 0 | return( -1 ); |
3967 | 0 | } |
3968 | 0 | if( file_entry == NULL ) |
3969 | 0 | { |
3970 | 0 | libcerror_error_set( |
3971 | 0 | error, |
3972 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3973 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3974 | 0 | "%s: invalid file entry.", |
3975 | 0 | function ); |
3976 | |
|
3977 | 0 | return( -1 ); |
3978 | 0 | } |
3979 | 0 | if( *file_entry != NULL ) |
3980 | 0 | { |
3981 | 0 | libcerror_error_set( |
3982 | 0 | error, |
3983 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3984 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
3985 | 0 | "%s: invalid file entry value already set.", |
3986 | 0 | function ); |
3987 | |
|
3988 | 0 | return( -1 ); |
3989 | 0 | } |
3990 | 0 | if( utf16_string_length > 0 ) |
3991 | 0 | { |
3992 | | /* Ignore a leading separator |
3993 | | */ |
3994 | 0 | if( utf16_string[ utf16_string_index ] == (uint16_t) LIBFSEXT_SEPARATOR ) |
3995 | 0 | { |
3996 | 0 | utf16_string_index++; |
3997 | 0 | } |
3998 | 0 | } |
3999 | 0 | inode_number = LIBFSEXT_INODE_NUMBER_ROOT_DIRECTORY; |
4000 | |
|
4001 | 0 | if( libfsext_inode_table_get_inode_by_number( |
4002 | 0 | internal_volume->inode_table, |
4003 | 0 | internal_volume->file_io_handle, |
4004 | 0 | inode_number, |
4005 | 0 | &inode, |
4006 | 0 | error ) != 1 ) |
4007 | 0 | { |
4008 | 0 | libcerror_error_set( |
4009 | 0 | error, |
4010 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4011 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4012 | 0 | "%s: unable to retrieve inode: %" PRIu32 ".", |
4013 | 0 | function, |
4014 | 0 | inode_number ); |
4015 | |
|
4016 | 0 | goto on_error; |
4017 | 0 | } |
4018 | 0 | if( ( utf16_string_length == 0 ) |
4019 | 0 | || ( utf16_string_length == 1 ) ) |
4020 | 0 | { |
4021 | 0 | result = 1; |
4022 | 0 | } |
4023 | 0 | else while( utf16_string_index < utf16_string_length ) |
4024 | 0 | { |
4025 | 0 | if( directory != NULL ) |
4026 | 0 | { |
4027 | 0 | if( libfsext_directory_free( |
4028 | 0 | &directory, |
4029 | 0 | error ) != 1 ) |
4030 | 0 | { |
4031 | 0 | libcerror_error_set( |
4032 | 0 | error, |
4033 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4034 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
4035 | 0 | "%s: unable to free directory.", |
4036 | 0 | function ); |
4037 | |
|
4038 | 0 | goto on_error; |
4039 | 0 | } |
4040 | 0 | } |
4041 | 0 | if( libfsext_directory_initialize( |
4042 | 0 | &directory, |
4043 | 0 | error ) != 1 ) |
4044 | 0 | { |
4045 | 0 | libcerror_error_set( |
4046 | 0 | error, |
4047 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4048 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
4049 | 0 | "%s: unable to create directory.", |
4050 | 0 | function ); |
4051 | |
|
4052 | 0 | goto on_error; |
4053 | 0 | } |
4054 | 0 | if( libfsext_directory_read_file_io_handle( |
4055 | 0 | directory, |
4056 | 0 | internal_volume->io_handle, |
4057 | 0 | internal_volume->file_io_handle, |
4058 | 0 | inode, |
4059 | 0 | error ) != 1 ) |
4060 | 0 | { |
4061 | 0 | libcerror_error_set( |
4062 | 0 | error, |
4063 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
4064 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
4065 | 0 | "%s: unable to read directory from inode: %" PRIu32 ".", |
4066 | 0 | function, |
4067 | 0 | inode_number ); |
4068 | |
|
4069 | 0 | goto on_error; |
4070 | 0 | } |
4071 | 0 | utf16_string_segment = &( utf16_string[ utf16_string_index ] ); |
4072 | 0 | utf16_string_segment_length = utf16_string_index; |
4073 | |
|
4074 | 0 | while( utf16_string_index < utf16_string_length ) |
4075 | 0 | { |
4076 | 0 | if( libuna_unicode_character_copy_from_utf16( |
4077 | 0 | &unicode_character, |
4078 | 0 | utf16_string, |
4079 | 0 | utf16_string_length, |
4080 | 0 | &utf16_string_index, |
4081 | 0 | error ) != 1 ) |
4082 | 0 | { |
4083 | 0 | libcerror_error_set( |
4084 | 0 | error, |
4085 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4086 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
4087 | 0 | "%s: unable to copy UTF-16 string to Unicode character.", |
4088 | 0 | function ); |
4089 | |
|
4090 | 0 | goto on_error; |
4091 | 0 | } |
4092 | 0 | if( ( unicode_character == (libuna_unicode_character_t) LIBFSEXT_SEPARATOR ) |
4093 | 0 | || ( unicode_character == 0 ) ) |
4094 | 0 | { |
4095 | 0 | utf16_string_segment_length += 1; |
4096 | |
|
4097 | 0 | break; |
4098 | 0 | } |
4099 | 0 | } |
4100 | 0 | utf16_string_segment_length = utf16_string_index - utf16_string_segment_length; |
4101 | |
|
4102 | 0 | if( utf16_string_segment_length == 0 ) |
4103 | 0 | { |
4104 | 0 | result = 0; |
4105 | 0 | } |
4106 | 0 | else |
4107 | 0 | { |
4108 | 0 | result = libfsext_directory_get_entry_by_utf16_name( |
4109 | 0 | directory, |
4110 | 0 | utf16_string_segment, |
4111 | 0 | utf16_string_segment_length, |
4112 | 0 | &directory_entry, |
4113 | 0 | error ); |
4114 | 0 | } |
4115 | 0 | if( result == -1 ) |
4116 | 0 | { |
4117 | 0 | libcerror_error_set( |
4118 | 0 | error, |
4119 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4120 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4121 | 0 | "%s: unable to retrieve directory entry by UTF-16 name.", |
4122 | 0 | function ); |
4123 | |
|
4124 | 0 | goto on_error; |
4125 | 0 | } |
4126 | 0 | else if( result == 0 ) |
4127 | 0 | { |
4128 | 0 | break; |
4129 | 0 | } |
4130 | 0 | if( libfsext_directory_entry_get_inode_number( |
4131 | 0 | directory_entry, |
4132 | 0 | &inode_number, |
4133 | 0 | error ) != 1 ) |
4134 | 0 | { |
4135 | 0 | libcerror_error_set( |
4136 | 0 | error, |
4137 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4138 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4139 | 0 | "%s: unable to retrieve inode number from directory entry.", |
4140 | 0 | function ); |
4141 | |
|
4142 | 0 | goto on_error; |
4143 | 0 | } |
4144 | 0 | if( libfsext_inode_table_get_inode_by_number( |
4145 | 0 | internal_volume->inode_table, |
4146 | 0 | internal_volume->file_io_handle, |
4147 | 0 | inode_number, |
4148 | 0 | &inode, |
4149 | 0 | error ) != 1 ) |
4150 | 0 | { |
4151 | 0 | libcerror_error_set( |
4152 | 0 | error, |
4153 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4154 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4155 | 0 | "%s: unable to retrieve inode: %" PRIu32 ".", |
4156 | 0 | function, |
4157 | 0 | inode_number ); |
4158 | |
|
4159 | 0 | goto on_error; |
4160 | 0 | } |
4161 | 0 | } |
4162 | 0 | if( result != 0 ) |
4163 | 0 | { |
4164 | 0 | if( libfsext_inode_clone( |
4165 | 0 | &safe_inode, |
4166 | 0 | inode, |
4167 | 0 | error ) != 1 ) |
4168 | 0 | { |
4169 | 0 | libcerror_error_set( |
4170 | 0 | error, |
4171 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4172 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
4173 | 0 | "%s: unable to create inode.", |
4174 | 0 | function ); |
4175 | |
|
4176 | 0 | goto on_error; |
4177 | 0 | } |
4178 | 0 | if( libfsext_directory_entry_clone( |
4179 | 0 | &safe_directory_entry, |
4180 | 0 | directory_entry, |
4181 | 0 | error ) != 1 ) |
4182 | 0 | { |
4183 | 0 | libcerror_error_set( |
4184 | 0 | error, |
4185 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4186 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
4187 | 0 | "%s: unable to create directory entry.", |
4188 | 0 | function ); |
4189 | |
|
4190 | 0 | goto on_error; |
4191 | 0 | } |
4192 | 0 | } |
4193 | 0 | if( directory != NULL ) |
4194 | 0 | { |
4195 | 0 | if( libfsext_directory_free( |
4196 | 0 | &directory, |
4197 | 0 | error ) != 1 ) |
4198 | 0 | { |
4199 | 0 | libcerror_error_set( |
4200 | 0 | error, |
4201 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4202 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
4203 | 0 | "%s: unable to free directory.", |
4204 | 0 | function ); |
4205 | |
|
4206 | 0 | goto on_error; |
4207 | 0 | } |
4208 | 0 | } |
4209 | 0 | if( result != 0 ) |
4210 | 0 | { |
4211 | | /* libfsext_file_entry_initialize takes over management of safe_inode and safe_directory_entry |
4212 | | */ |
4213 | 0 | if( libfsext_file_entry_initialize( |
4214 | 0 | file_entry, |
4215 | 0 | internal_volume->io_handle, |
4216 | 0 | internal_volume->file_io_handle, |
4217 | 0 | internal_volume->inode_table, |
4218 | 0 | inode_number, |
4219 | 0 | safe_inode, |
4220 | 0 | safe_directory_entry, |
4221 | 0 | error ) != 1 ) |
4222 | 0 | { |
4223 | 0 | libcerror_error_set( |
4224 | 0 | error, |
4225 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4226 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
4227 | 0 | "%s: unable to create file entry.", |
4228 | 0 | function ); |
4229 | |
|
4230 | 0 | goto on_error; |
4231 | 0 | } |
4232 | 0 | } |
4233 | 0 | return( result ); |
4234 | | |
4235 | 0 | on_error: |
4236 | 0 | if( safe_directory_entry != NULL ) |
4237 | 0 | { |
4238 | 0 | libfsext_directory_entry_free( |
4239 | 0 | &safe_directory_entry, |
4240 | 0 | NULL ); |
4241 | 0 | } |
4242 | 0 | if( safe_inode != NULL ) |
4243 | 0 | { |
4244 | 0 | libfsext_inode_free( |
4245 | 0 | &safe_inode, |
4246 | 0 | NULL ); |
4247 | 0 | } |
4248 | 0 | if( directory != NULL ) |
4249 | 0 | { |
4250 | 0 | libfsext_directory_free( |
4251 | 0 | &directory, |
4252 | 0 | NULL ); |
4253 | 0 | } |
4254 | 0 | return( -1 ); |
4255 | 0 | } |
4256 | | |
4257 | | /* Retrieves the file entry for an UTF-16 encoded path |
4258 | | * Returns 1 if successful, 0 if no such file entry or -1 on error |
4259 | | */ |
4260 | | int libfsext_volume_get_file_entry_by_utf16_path( |
4261 | | libfsext_volume_t *volume, |
4262 | | const uint16_t *utf16_string, |
4263 | | size_t utf16_string_length, |
4264 | | libfsext_file_entry_t **file_entry, |
4265 | | libcerror_error_t **error ) |
4266 | 0 | { |
4267 | 0 | libfsext_internal_volume_t *internal_volume = NULL; |
4268 | 0 | static char *function = "libfsext_volume_get_file_entry_by_utf16_path"; |
4269 | 0 | int result = 0; |
4270 | |
|
4271 | 0 | if( volume == NULL ) |
4272 | 0 | { |
4273 | 0 | libcerror_error_set( |
4274 | 0 | error, |
4275 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4276 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4277 | 0 | "%s: invalid volume.", |
4278 | 0 | function ); |
4279 | |
|
4280 | 0 | return( -1 ); |
4281 | 0 | } |
4282 | 0 | internal_volume = (libfsext_internal_volume_t *) volume; |
4283 | |
|
4284 | 0 | if( file_entry == NULL ) |
4285 | 0 | { |
4286 | 0 | libcerror_error_set( |
4287 | 0 | error, |
4288 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4289 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4290 | 0 | "%s: invalid file entry.", |
4291 | 0 | function ); |
4292 | |
|
4293 | 0 | return( -1 ); |
4294 | 0 | } |
4295 | 0 | if( *file_entry != NULL ) |
4296 | 0 | { |
4297 | 0 | libcerror_error_set( |
4298 | 0 | error, |
4299 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4300 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
4301 | 0 | "%s: invalid file entry value already set.", |
4302 | 0 | function ); |
4303 | |
|
4304 | 0 | return( -1 ); |
4305 | 0 | } |
4306 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
4307 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
4308 | 0 | internal_volume->read_write_lock, |
4309 | 0 | error ) != 1 ) |
4310 | 0 | { |
4311 | 0 | libcerror_error_set( |
4312 | 0 | error, |
4313 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4314 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
4315 | 0 | "%s: unable to grab read/write lock for writing.", |
4316 | 0 | function ); |
4317 | |
|
4318 | 0 | return( -1 ); |
4319 | 0 | } |
4320 | 0 | #endif |
4321 | 0 | result = libfsext_internal_volume_get_file_entry_by_utf16_path( |
4322 | 0 | internal_volume, |
4323 | 0 | utf16_string, |
4324 | 0 | utf16_string_length, |
4325 | 0 | file_entry, |
4326 | 0 | error ); |
4327 | |
|
4328 | 0 | if( result == -1 ) |
4329 | 0 | { |
4330 | 0 | libcerror_error_set( |
4331 | 0 | error, |
4332 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4333 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4334 | 0 | "%s: unable to retrieve file entry by UTF-16 encoded path.", |
4335 | 0 | function ); |
4336 | |
|
4337 | 0 | result = -1; |
4338 | 0 | } |
4339 | 0 | #if defined( HAVE_LIBFSEXT_MULTI_THREAD_SUPPORT ) |
4340 | 0 | if( libcthreads_read_write_lock_release_for_write( |
4341 | 0 | internal_volume->read_write_lock, |
4342 | 0 | error ) != 1 ) |
4343 | 0 | { |
4344 | 0 | libcerror_error_set( |
4345 | 0 | error, |
4346 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4347 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
4348 | 0 | "%s: unable to release read/write lock for writing.", |
4349 | 0 | function ); |
4350 | |
|
4351 | 0 | libfsext_file_entry_free( |
4352 | 0 | file_entry, |
4353 | 0 | NULL ); |
4354 | |
|
4355 | 0 | return( -1 ); |
4356 | 0 | } |
4357 | 0 | #endif |
4358 | 0 | return( result ); |
4359 | 0 | } |
4360 | | |