/src/libluksde/libluksde/libluksde_volume.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Volume functions |
3 | | * |
4 | | * Copyright (C) 2013-2024, Joachim Metz <joachim.metz@gmail.com> |
5 | | * |
6 | | * Refer to AUTHORS for acknowledgements. |
7 | | * |
8 | | * This program is free software: you can redistribute it and/or modify |
9 | | * it under the terms of the GNU Lesser General Public License as published by |
10 | | * the Free Software Foundation, either version 3 of the License, or |
11 | | * (at your option) any later version. |
12 | | * |
13 | | * This program is distributed in the hope that it will be useful, |
14 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | | * GNU General Public License for more details. |
17 | | * |
18 | | * You should have received a copy of the GNU Lesser General Public License |
19 | | * along with this program. If not, see <https://www.gnu.org/licenses/>. |
20 | | */ |
21 | | |
22 | | #include <common.h> |
23 | | #include <memory.h> |
24 | | #include <narrow_string.h> |
25 | | #include <types.h> |
26 | | #include <wide_string.h> |
27 | | |
28 | | #include "libluksde_codepage.h" |
29 | | #include "libluksde_debug.h" |
30 | | #include "libluksde_definitions.h" |
31 | | #include "libluksde_diffuser.h" |
32 | | #include "libluksde_io_handle.h" |
33 | | #include "libluksde_key_slot.h" |
34 | | #include "libluksde_libbfio.h" |
35 | | #include "libluksde_libcerror.h" |
36 | | #include "libluksde_libcnotify.h" |
37 | | #include "libluksde_libcthreads.h" |
38 | | #include "libluksde_libhmac.h" |
39 | | #include "libluksde_libuna.h" |
40 | | #include "libluksde_password.h" |
41 | | #include "libluksde_sector_data.h" |
42 | | #include "libluksde_sector_data_vector.h" |
43 | | #include "libluksde_volume.h" |
44 | | #include "libluksde_volume_header.h" |
45 | | |
46 | | /* Creates a volume |
47 | | * Make sure the value volume is referencing, is set to NULL |
48 | | * Returns 1 if successful or -1 on error |
49 | | */ |
50 | | int libluksde_volume_initialize( |
51 | | libluksde_volume_t **volume, |
52 | | libcerror_error_t **error ) |
53 | 902 | { |
54 | 902 | libluksde_internal_volume_t *internal_volume = NULL; |
55 | 902 | static char *function = "libluksde_volume_initialize"; |
56 | | |
57 | 902 | if( volume == NULL ) |
58 | 0 | { |
59 | 0 | libcerror_error_set( |
60 | 0 | error, |
61 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
62 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
63 | 0 | "%s: invalid volume.", |
64 | 0 | function ); |
65 | |
|
66 | 0 | return( -1 ); |
67 | 0 | } |
68 | 902 | if( *volume != NULL ) |
69 | 0 | { |
70 | 0 | libcerror_error_set( |
71 | 0 | error, |
72 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
73 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
74 | 0 | "%s: invalid volume value already set.", |
75 | 0 | function ); |
76 | |
|
77 | 0 | return( -1 ); |
78 | 0 | } |
79 | 902 | internal_volume = memory_allocate_structure( |
80 | 902 | libluksde_internal_volume_t ); |
81 | | |
82 | 902 | if( internal_volume == NULL ) |
83 | 0 | { |
84 | 0 | libcerror_error_set( |
85 | 0 | error, |
86 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
87 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
88 | 0 | "%s: unable to create volume.", |
89 | 0 | function ); |
90 | |
|
91 | 0 | goto on_error; |
92 | 0 | } |
93 | 902 | if( memory_set( |
94 | 902 | internal_volume, |
95 | 902 | 0, |
96 | 902 | sizeof( libluksde_internal_volume_t ) ) == NULL ) |
97 | 0 | { |
98 | 0 | libcerror_error_set( |
99 | 0 | error, |
100 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
101 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
102 | 0 | "%s: unable to clear volume.", |
103 | 0 | function ); |
104 | |
|
105 | 0 | memory_free( |
106 | 0 | internal_volume ); |
107 | |
|
108 | 0 | return( -1 ); |
109 | 0 | } |
110 | 902 | if( libluksde_io_handle_initialize( |
111 | 902 | &( internal_volume->io_handle ), |
112 | 902 | error ) != 1 ) |
113 | 0 | { |
114 | 0 | libcerror_error_set( |
115 | 0 | error, |
116 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
117 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
118 | 0 | "%s: unable to create IO handle.", |
119 | 0 | function ); |
120 | |
|
121 | 0 | goto on_error; |
122 | 0 | } |
123 | 902 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
124 | 902 | if( libcthreads_read_write_lock_initialize( |
125 | 902 | &( internal_volume->read_write_lock ), |
126 | 902 | error ) != 1 ) |
127 | 0 | { |
128 | 0 | libcerror_error_set( |
129 | 0 | error, |
130 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
131 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
132 | 0 | "%s: unable to initialize read/write lock.", |
133 | 0 | function ); |
134 | |
|
135 | 0 | goto on_error; |
136 | 0 | } |
137 | 902 | #endif |
138 | 902 | internal_volume->is_locked = 1; |
139 | | |
140 | 902 | *volume = (libluksde_volume_t *) internal_volume; |
141 | | |
142 | 902 | return( 1 ); |
143 | | |
144 | 0 | on_error: |
145 | 0 | if( internal_volume != NULL ) |
146 | 0 | { |
147 | 0 | if( internal_volume->io_handle != NULL ) |
148 | 0 | { |
149 | 0 | libluksde_io_handle_free( |
150 | 0 | &( internal_volume->io_handle ), |
151 | 0 | NULL ); |
152 | 0 | } |
153 | 0 | memory_free( |
154 | 0 | internal_volume ); |
155 | 0 | } |
156 | 0 | return( -1 ); |
157 | 902 | } |
158 | | |
159 | | /* Frees a volume |
160 | | * Returns 1 if successful or -1 on error |
161 | | */ |
162 | | int libluksde_volume_free( |
163 | | libluksde_volume_t **volume, |
164 | | libcerror_error_t **error ) |
165 | 902 | { |
166 | 902 | libluksde_internal_volume_t *internal_volume = NULL; |
167 | 902 | static char *function = "libluksde_volume_free"; |
168 | 902 | int result = 1; |
169 | | |
170 | 902 | if( volume == NULL ) |
171 | 0 | { |
172 | 0 | libcerror_error_set( |
173 | 0 | error, |
174 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
175 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
176 | 0 | "%s: invalid volume.", |
177 | 0 | function ); |
178 | |
|
179 | 0 | return( -1 ); |
180 | 0 | } |
181 | 902 | if( *volume != NULL ) |
182 | 902 | { |
183 | 902 | internal_volume = (libluksde_internal_volume_t *) *volume; |
184 | | |
185 | 902 | if( internal_volume->file_io_handle != NULL ) |
186 | 0 | { |
187 | 0 | if( libluksde_volume_close( |
188 | 0 | *volume, |
189 | 0 | error ) != 0 ) |
190 | 0 | { |
191 | 0 | libcerror_error_set( |
192 | 0 | error, |
193 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
194 | 0 | LIBCERROR_IO_ERROR_CLOSE_FAILED, |
195 | 0 | "%s: unable to close volume.", |
196 | 0 | function ); |
197 | |
|
198 | 0 | result = -1; |
199 | 0 | } |
200 | 0 | } |
201 | 902 | *volume = NULL; |
202 | | |
203 | 902 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
204 | 902 | if( libcthreads_read_write_lock_free( |
205 | 902 | &( internal_volume->read_write_lock ), |
206 | 902 | error ) != 1 ) |
207 | 0 | { |
208 | 0 | libcerror_error_set( |
209 | 0 | error, |
210 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
211 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
212 | 0 | "%s: unable to free read/write lock.", |
213 | 0 | function ); |
214 | |
|
215 | 0 | result = -1; |
216 | 0 | } |
217 | 902 | #endif |
218 | 902 | if( libluksde_io_handle_free( |
219 | 902 | &( internal_volume->io_handle ), |
220 | 902 | error ) != 1 ) |
221 | 0 | { |
222 | 0 | libcerror_error_set( |
223 | 0 | error, |
224 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
225 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
226 | 0 | "%s: unable to free IO handle.", |
227 | 0 | function ); |
228 | |
|
229 | 0 | result = -1; |
230 | 0 | } |
231 | 902 | if( internal_volume->user_password != NULL ) |
232 | 0 | { |
233 | 0 | if( memory_set( |
234 | 0 | internal_volume->user_password, |
235 | 0 | 0, |
236 | 0 | internal_volume->user_password_size ) == NULL ) |
237 | 0 | { |
238 | 0 | libcerror_error_set( |
239 | 0 | error, |
240 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
241 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
242 | 0 | "%s: unable to clear user password.", |
243 | 0 | function ); |
244 | |
|
245 | 0 | result = -1; |
246 | 0 | } |
247 | 0 | memory_free( |
248 | 0 | internal_volume->user_password ); |
249 | 0 | } |
250 | 902 | memory_free( |
251 | 902 | internal_volume ); |
252 | 902 | } |
253 | 902 | return( result ); |
254 | 902 | } |
255 | | |
256 | | /* Signals the volume to abort its current activity |
257 | | * Returns 1 if successful or -1 on error |
258 | | */ |
259 | | int libluksde_volume_signal_abort( |
260 | | libluksde_volume_t *volume, |
261 | | libcerror_error_t **error ) |
262 | 0 | { |
263 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
264 | 0 | static char *function = "libluksde_volume_signal_abort"; |
265 | |
|
266 | 0 | if( volume == NULL ) |
267 | 0 | { |
268 | 0 | libcerror_error_set( |
269 | 0 | error, |
270 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
271 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
272 | 0 | "%s: invalid volume.", |
273 | 0 | function ); |
274 | |
|
275 | 0 | return( -1 ); |
276 | 0 | } |
277 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
278 | |
|
279 | 0 | if( internal_volume->io_handle == NULL ) |
280 | 0 | { |
281 | 0 | libcerror_error_set( |
282 | 0 | error, |
283 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
284 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
285 | 0 | "%s: invalid volume - missing IO handle.", |
286 | 0 | function ); |
287 | |
|
288 | 0 | return( -1 ); |
289 | 0 | } |
290 | 0 | internal_volume->io_handle->abort = 1; |
291 | |
|
292 | 0 | return( 1 ); |
293 | 0 | } |
294 | | |
295 | | /* Opens a volume |
296 | | * Returns 1 if successful or -1 on error |
297 | | */ |
298 | | int libluksde_volume_open( |
299 | | libluksde_volume_t *volume, |
300 | | const char *filename, |
301 | | int access_flags, |
302 | | libcerror_error_t **error ) |
303 | 0 | { |
304 | 0 | libbfio_handle_t *file_io_handle = NULL; |
305 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
306 | 0 | static char *function = "libluksde_volume_open"; |
307 | 0 | size_t filename_length = 0; |
308 | |
|
309 | 0 | if( volume == NULL ) |
310 | 0 | { |
311 | 0 | libcerror_error_set( |
312 | 0 | error, |
313 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
314 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
315 | 0 | "%s: invalid volume.", |
316 | 0 | function ); |
317 | |
|
318 | 0 | return( -1 ); |
319 | 0 | } |
320 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
321 | |
|
322 | 0 | if( filename == NULL ) |
323 | 0 | { |
324 | 0 | libcerror_error_set( |
325 | 0 | error, |
326 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
327 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
328 | 0 | "%s: invalid filename.", |
329 | 0 | function ); |
330 | |
|
331 | 0 | return( -1 ); |
332 | 0 | } |
333 | 0 | if( ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_READ ) == 0 ) |
334 | 0 | && ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) == 0 ) ) |
335 | 0 | { |
336 | 0 | libcerror_error_set( |
337 | 0 | error, |
338 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
339 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
340 | 0 | "%s: unsupported access flags.", |
341 | 0 | function ); |
342 | |
|
343 | 0 | return( -1 ); |
344 | 0 | } |
345 | 0 | if( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) != 0 ) |
346 | 0 | { |
347 | 0 | libcerror_error_set( |
348 | 0 | error, |
349 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
350 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
351 | 0 | "%s: write access currently not supported.", |
352 | 0 | function ); |
353 | |
|
354 | 0 | return( -1 ); |
355 | 0 | } |
356 | 0 | filename_length = narrow_string_length( |
357 | 0 | filename ); |
358 | |
|
359 | 0 | if( filename_length == 0 ) |
360 | 0 | { |
361 | 0 | libcerror_error_set( |
362 | 0 | error, |
363 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
364 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
365 | 0 | "%s: invalid filename.", |
366 | 0 | function ); |
367 | |
|
368 | 0 | goto on_error; |
369 | 0 | } |
370 | 0 | if( libbfio_file_initialize( |
371 | 0 | &file_io_handle, |
372 | 0 | error ) != 1 ) |
373 | 0 | { |
374 | 0 | libcerror_error_set( |
375 | 0 | error, |
376 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
377 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
378 | 0 | "%s: unable to create file IO handle.", |
379 | 0 | function ); |
380 | |
|
381 | 0 | goto on_error; |
382 | 0 | } |
383 | | #if defined( HAVE_DEBUG_OUTPUT ) |
384 | | if( libbfio_handle_set_track_offsets_read( |
385 | | file_io_handle, |
386 | | 1, |
387 | | error ) != 1 ) |
388 | | { |
389 | | libcerror_error_set( |
390 | | error, |
391 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
392 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
393 | | "%s: unable to set track offsets read in file IO handle.", |
394 | | function ); |
395 | | |
396 | | goto on_error; |
397 | | } |
398 | | #endif |
399 | 0 | if( libbfio_file_set_name( |
400 | 0 | file_io_handle, |
401 | 0 | filename, |
402 | 0 | filename_length, |
403 | 0 | error ) != 1 ) |
404 | 0 | { |
405 | 0 | libcerror_error_set( |
406 | 0 | error, |
407 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
408 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
409 | 0 | "%s: unable to set filename in file IO handle.", |
410 | 0 | function ); |
411 | |
|
412 | 0 | goto on_error; |
413 | 0 | } |
414 | 0 | if( libluksde_volume_open_file_io_handle( |
415 | 0 | volume, |
416 | 0 | file_io_handle, |
417 | 0 | access_flags, |
418 | 0 | error ) != 1 ) |
419 | 0 | { |
420 | 0 | libcerror_error_set( |
421 | 0 | error, |
422 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
423 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
424 | 0 | "%s: unable to open volume: %s.", |
425 | 0 | function, |
426 | 0 | filename ); |
427 | |
|
428 | 0 | goto on_error; |
429 | 0 | } |
430 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
431 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
432 | 0 | internal_volume->read_write_lock, |
433 | 0 | error ) != 1 ) |
434 | 0 | { |
435 | 0 | libcerror_error_set( |
436 | 0 | error, |
437 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
438 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
439 | 0 | "%s: unable to grab read/write lock for writing.", |
440 | 0 | function ); |
441 | |
|
442 | 0 | return( -1 ); |
443 | 0 | } |
444 | 0 | #endif |
445 | 0 | internal_volume->file_io_handle_created_in_library = 1; |
446 | |
|
447 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
448 | 0 | if( libcthreads_read_write_lock_release_for_write( |
449 | 0 | internal_volume->read_write_lock, |
450 | 0 | error ) != 1 ) |
451 | 0 | { |
452 | 0 | libcerror_error_set( |
453 | 0 | error, |
454 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
455 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
456 | 0 | "%s: unable to release read/write lock for writing.", |
457 | 0 | function ); |
458 | |
|
459 | 0 | return( -1 ); |
460 | 0 | } |
461 | 0 | #endif |
462 | 0 | return( 1 ); |
463 | | |
464 | 0 | on_error: |
465 | 0 | if( file_io_handle != NULL ) |
466 | 0 | { |
467 | 0 | libbfio_handle_free( |
468 | 0 | &file_io_handle, |
469 | 0 | NULL ); |
470 | 0 | } |
471 | 0 | return( -1 ); |
472 | 0 | } |
473 | | |
474 | | #if defined( HAVE_WIDE_CHARACTER_TYPE ) |
475 | | |
476 | | /* Opens a volume |
477 | | * Returns 1 if successful, 0 if the keys could not be read or -1 on error |
478 | | */ |
479 | | int libluksde_volume_open_wide( |
480 | | libluksde_volume_t *volume, |
481 | | const wchar_t *filename, |
482 | | int access_flags, |
483 | | libcerror_error_t **error ) |
484 | | { |
485 | | libbfio_handle_t *file_io_handle = NULL; |
486 | | libluksde_internal_volume_t *internal_volume = NULL; |
487 | | static char *function = "libluksde_volume_open_wide"; |
488 | | size_t filename_length = 0; |
489 | | |
490 | | if( volume == NULL ) |
491 | | { |
492 | | libcerror_error_set( |
493 | | error, |
494 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
495 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
496 | | "%s: invalid volume.", |
497 | | function ); |
498 | | |
499 | | return( -1 ); |
500 | | } |
501 | | internal_volume = (libluksde_internal_volume_t *) volume; |
502 | | |
503 | | if( filename == NULL ) |
504 | | { |
505 | | libcerror_error_set( |
506 | | error, |
507 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
508 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
509 | | "%s: invalid filename.", |
510 | | function ); |
511 | | |
512 | | return( -1 ); |
513 | | } |
514 | | if( ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_READ ) == 0 ) |
515 | | && ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) == 0 ) ) |
516 | | { |
517 | | libcerror_error_set( |
518 | | error, |
519 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
520 | | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
521 | | "%s: unsupported access flags.", |
522 | | function ); |
523 | | |
524 | | return( -1 ); |
525 | | } |
526 | | if( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) != 0 ) |
527 | | { |
528 | | libcerror_error_set( |
529 | | error, |
530 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
531 | | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
532 | | "%s: write access currently not supported.", |
533 | | function ); |
534 | | |
535 | | return( -1 ); |
536 | | } |
537 | | filename_length = wide_string_length( |
538 | | filename ); |
539 | | |
540 | | if( filename_length == 0 ) |
541 | | { |
542 | | libcerror_error_set( |
543 | | error, |
544 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
545 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
546 | | "%s: invalid filename.", |
547 | | function ); |
548 | | |
549 | | goto on_error; |
550 | | } |
551 | | if( libbfio_file_initialize( |
552 | | &file_io_handle, |
553 | | error ) != 1 ) |
554 | | { |
555 | | libcerror_error_set( |
556 | | error, |
557 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
558 | | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
559 | | "%s: unable to create file IO handle.", |
560 | | function ); |
561 | | |
562 | | goto on_error; |
563 | | } |
564 | | #if defined( HAVE_DEBUG_OUTPUT ) |
565 | | if( libbfio_handle_set_track_offsets_read( |
566 | | file_io_handle, |
567 | | 1, |
568 | | error ) != 1 ) |
569 | | { |
570 | | libcerror_error_set( |
571 | | error, |
572 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
573 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
574 | | "%s: unable to set track offsets read in file IO handle.", |
575 | | function ); |
576 | | |
577 | | goto on_error; |
578 | | } |
579 | | #endif |
580 | | if( libbfio_file_set_name_wide( |
581 | | file_io_handle, |
582 | | filename, |
583 | | filename_length, |
584 | | error ) != 1 ) |
585 | | { |
586 | | libcerror_error_set( |
587 | | error, |
588 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
589 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
590 | | "%s: unable to set filename in file IO handle.", |
591 | | function ); |
592 | | |
593 | | goto on_error; |
594 | | } |
595 | | if( libluksde_volume_open_file_io_handle( |
596 | | volume, |
597 | | file_io_handle, |
598 | | access_flags, |
599 | | error ) != 1 ) |
600 | | { |
601 | | libcerror_error_set( |
602 | | error, |
603 | | LIBCERROR_ERROR_DOMAIN_IO, |
604 | | LIBCERROR_IO_ERROR_OPEN_FAILED, |
605 | | "%s: unable to open volume: %ls.", |
606 | | function, |
607 | | filename ); |
608 | | |
609 | | goto on_error; |
610 | | } |
611 | | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
612 | | if( libcthreads_read_write_lock_grab_for_write( |
613 | | internal_volume->read_write_lock, |
614 | | error ) != 1 ) |
615 | | { |
616 | | libcerror_error_set( |
617 | | error, |
618 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
619 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
620 | | "%s: unable to grab read/write lock for writing.", |
621 | | function ); |
622 | | |
623 | | return( -1 ); |
624 | | } |
625 | | #endif |
626 | | internal_volume->file_io_handle_created_in_library = 1; |
627 | | |
628 | | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
629 | | if( libcthreads_read_write_lock_release_for_write( |
630 | | internal_volume->read_write_lock, |
631 | | error ) != 1 ) |
632 | | { |
633 | | libcerror_error_set( |
634 | | error, |
635 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
636 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
637 | | "%s: unable to release read/write lock for writing.", |
638 | | function ); |
639 | | |
640 | | return( -1 ); |
641 | | } |
642 | | #endif |
643 | | return( 1 ); |
644 | | |
645 | | on_error: |
646 | | if( file_io_handle != NULL ) |
647 | | { |
648 | | libbfio_handle_free( |
649 | | &file_io_handle, |
650 | | NULL ); |
651 | | } |
652 | | return( -1 ); |
653 | | } |
654 | | |
655 | | #endif /* defined( HAVE_WIDE_CHARACTER_TYPE ) */ |
656 | | |
657 | | /* Opens a volume using a Basic File IO (bfio) handle |
658 | | * Returns 1 if successful or -1 on error |
659 | | */ |
660 | | int libluksde_volume_open_file_io_handle( |
661 | | libluksde_volume_t *volume, |
662 | | libbfio_handle_t *file_io_handle, |
663 | | int access_flags, |
664 | | libcerror_error_t **error ) |
665 | 902 | { |
666 | 902 | libluksde_internal_volume_t *internal_volume = NULL; |
667 | 902 | static char *function = "libluksde_volume_open_file_io_handle"; |
668 | 902 | uint8_t file_io_handle_opened_in_library = 0; |
669 | 902 | int bfio_access_flags = 0; |
670 | 902 | int file_io_handle_is_open = 0; |
671 | 902 | int result = 1; |
672 | | |
673 | 902 | if( volume == NULL ) |
674 | 0 | { |
675 | 0 | libcerror_error_set( |
676 | 0 | error, |
677 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
678 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
679 | 0 | "%s: invalid volume.", |
680 | 0 | function ); |
681 | |
|
682 | 0 | return( -1 ); |
683 | 0 | } |
684 | 902 | internal_volume = (libluksde_internal_volume_t *) volume; |
685 | | |
686 | 902 | if( internal_volume->file_io_handle != NULL ) |
687 | 0 | { |
688 | 0 | libcerror_error_set( |
689 | 0 | error, |
690 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
691 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
692 | 0 | "%s: invalid volume - file IO handle already set.", |
693 | 0 | function ); |
694 | |
|
695 | 0 | return( -1 ); |
696 | 0 | } |
697 | 902 | if( file_io_handle == NULL ) |
698 | 0 | { |
699 | 0 | libcerror_error_set( |
700 | 0 | error, |
701 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
702 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
703 | 0 | "%s: invalid file IO handle.", |
704 | 0 | function ); |
705 | |
|
706 | 0 | return( -1 ); |
707 | 0 | } |
708 | 902 | if( ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_READ ) == 0 ) |
709 | 902 | && ( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) == 0 ) ) |
710 | 0 | { |
711 | 0 | libcerror_error_set( |
712 | 0 | error, |
713 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
714 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
715 | 0 | "%s: unsupported access flags.", |
716 | 0 | function ); |
717 | |
|
718 | 0 | return( -1 ); |
719 | 0 | } |
720 | 902 | if( ( access_flags & LIBLUKSDE_ACCESS_FLAG_WRITE ) != 0 ) |
721 | 0 | { |
722 | 0 | libcerror_error_set( |
723 | 0 | error, |
724 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
725 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
726 | 0 | "%s: write access currently not supported.", |
727 | 0 | function ); |
728 | |
|
729 | 0 | return( -1 ); |
730 | 0 | } |
731 | 902 | if( ( access_flags & LIBLUKSDE_ACCESS_FLAG_READ ) != 0 ) |
732 | 902 | { |
733 | 902 | bfio_access_flags = LIBBFIO_ACCESS_FLAG_READ; |
734 | 902 | } |
735 | 902 | file_io_handle_is_open = libbfio_handle_is_open( |
736 | 902 | file_io_handle, |
737 | 902 | error ); |
738 | | |
739 | 902 | if( file_io_handle_is_open == -1 ) |
740 | 0 | { |
741 | 0 | libcerror_error_set( |
742 | 0 | error, |
743 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
744 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
745 | 0 | "%s: unable to determine if file IO handle is open.", |
746 | 0 | function ); |
747 | |
|
748 | 0 | goto on_error; |
749 | 0 | } |
750 | 902 | else if( file_io_handle_is_open == 0 ) |
751 | 902 | { |
752 | 902 | if( libbfio_handle_open( |
753 | 902 | file_io_handle, |
754 | 902 | bfio_access_flags, |
755 | 902 | error ) != 1 ) |
756 | 0 | { |
757 | 0 | libcerror_error_set( |
758 | 0 | error, |
759 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
760 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
761 | 0 | "%s: unable to open file IO handle.", |
762 | 0 | function ); |
763 | |
|
764 | 0 | goto on_error; |
765 | 0 | } |
766 | 902 | file_io_handle_opened_in_library = 1; |
767 | 902 | } |
768 | 902 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
769 | 902 | if( libcthreads_read_write_lock_grab_for_write( |
770 | 902 | internal_volume->read_write_lock, |
771 | 902 | error ) != 1 ) |
772 | 0 | { |
773 | 0 | libcerror_error_set( |
774 | 0 | error, |
775 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
776 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
777 | 0 | "%s: unable to grab read/write lock for writing.", |
778 | 0 | function ); |
779 | |
|
780 | 0 | return( -1 ); |
781 | 0 | } |
782 | 902 | #endif |
783 | 902 | if( libluksde_internal_volume_open_read( |
784 | 902 | internal_volume, |
785 | 902 | file_io_handle, |
786 | 902 | error ) != 1 ) |
787 | 849 | { |
788 | 849 | libcerror_error_set( |
789 | 849 | error, |
790 | 849 | LIBCERROR_ERROR_DOMAIN_IO, |
791 | 849 | LIBCERROR_IO_ERROR_READ_FAILED, |
792 | 849 | "%s: unable to read from volume handle.", |
793 | 849 | function ); |
794 | | |
795 | 849 | result = -1; |
796 | 849 | } |
797 | 53 | else |
798 | 53 | { |
799 | 53 | internal_volume->file_io_handle = file_io_handle; |
800 | 53 | internal_volume->file_io_handle_opened_in_library = file_io_handle_opened_in_library; |
801 | 53 | } |
802 | 902 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
803 | 902 | if( libcthreads_read_write_lock_release_for_write( |
804 | 902 | internal_volume->read_write_lock, |
805 | 902 | error ) != 1 ) |
806 | 0 | { |
807 | 0 | libcerror_error_set( |
808 | 0 | error, |
809 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
810 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
811 | 0 | "%s: unable to release read/write lock for writing.", |
812 | 0 | function ); |
813 | |
|
814 | 0 | return( -1 ); |
815 | 0 | } |
816 | 902 | #endif |
817 | 902 | if( result == -1 ) |
818 | 849 | { |
819 | 849 | goto on_error; |
820 | 849 | } |
821 | 53 | return( 1 ); |
822 | | |
823 | 849 | on_error: |
824 | 849 | if( file_io_handle_opened_in_library == 0 ) |
825 | 0 | { |
826 | 0 | libbfio_handle_close( |
827 | 0 | file_io_handle, |
828 | 0 | error ); |
829 | 0 | } |
830 | 849 | return( -1 ); |
831 | 902 | } |
832 | | |
833 | | /* Closes a volume |
834 | | * Returns 0 if successful or -1 on error |
835 | | */ |
836 | | int libluksde_volume_close( |
837 | | libluksde_volume_t *volume, |
838 | | libcerror_error_t **error ) |
839 | 53 | { |
840 | 53 | libluksde_internal_volume_t *internal_volume = NULL; |
841 | 53 | static char *function = "libluksde_volume_close"; |
842 | 53 | int result = 0; |
843 | | |
844 | 53 | if( volume == NULL ) |
845 | 0 | { |
846 | 0 | libcerror_error_set( |
847 | 0 | error, |
848 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
849 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
850 | 0 | "%s: invalid volume.", |
851 | 0 | function ); |
852 | |
|
853 | 0 | return( -1 ); |
854 | 0 | } |
855 | 53 | internal_volume = (libluksde_internal_volume_t *) volume; |
856 | | |
857 | 53 | if( internal_volume->io_handle == NULL ) |
858 | 0 | { |
859 | 0 | libcerror_error_set( |
860 | 0 | error, |
861 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
862 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
863 | 0 | "%s: invalid volume - missing IO handle.", |
864 | 0 | function ); |
865 | |
|
866 | 0 | return( -1 ); |
867 | 0 | } |
868 | 53 | if( internal_volume->file_io_handle == NULL ) |
869 | 0 | { |
870 | 0 | libcerror_error_set( |
871 | 0 | error, |
872 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
873 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
874 | 0 | "%s: invalid volume - missing file IO handle.", |
875 | 0 | function ); |
876 | |
|
877 | 0 | return( -1 ); |
878 | 0 | } |
879 | 53 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
880 | 53 | if( libcthreads_read_write_lock_grab_for_write( |
881 | 53 | internal_volume->read_write_lock, |
882 | 53 | error ) != 1 ) |
883 | 0 | { |
884 | 0 | libcerror_error_set( |
885 | 0 | error, |
886 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
887 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
888 | 0 | "%s: unable to grab read/write lock for writing.", |
889 | 0 | function ); |
890 | |
|
891 | 0 | return( -1 ); |
892 | 0 | } |
893 | 53 | #endif |
894 | | #if defined( HAVE_DEBUG_OUTPUT ) |
895 | | if( libcnotify_verbose != 0 ) |
896 | | { |
897 | | if( internal_volume->file_io_handle_created_in_library != 0 ) |
898 | | { |
899 | | if( libluksde_debug_print_read_offsets( |
900 | | internal_volume->file_io_handle, |
901 | | error ) != 1 ) |
902 | | { |
903 | | libcerror_error_set( |
904 | | error, |
905 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
906 | | LIBCERROR_RUNTIME_ERROR_PRINT_FAILED, |
907 | | "%s: unable to print the read offsets.", |
908 | | function ); |
909 | | } |
910 | | } |
911 | | } |
912 | | #endif |
913 | 53 | if( internal_volume->file_io_handle_opened_in_library != 0 ) |
914 | 53 | { |
915 | 53 | if( libbfio_handle_close( |
916 | 53 | internal_volume->file_io_handle, |
917 | 53 | error ) != 0 ) |
918 | 0 | { |
919 | 0 | libcerror_error_set( |
920 | 0 | error, |
921 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
922 | 0 | LIBCERROR_IO_ERROR_CLOSE_FAILED, |
923 | 0 | "%s: unable to close file IO handle.", |
924 | 0 | function ); |
925 | |
|
926 | 0 | result = -1; |
927 | 0 | } |
928 | 53 | internal_volume->file_io_handle_opened_in_library = 0; |
929 | 53 | } |
930 | 53 | if( internal_volume->file_io_handle_created_in_library != 0 ) |
931 | 0 | { |
932 | 0 | if( libbfio_handle_free( |
933 | 0 | &( internal_volume->file_io_handle ), |
934 | 0 | 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 file IO handle.", |
941 | 0 | function ); |
942 | |
|
943 | 0 | result = -1; |
944 | 0 | } |
945 | 0 | internal_volume->file_io_handle_created_in_library = 0; |
946 | 0 | } |
947 | 53 | internal_volume->file_io_handle = NULL; |
948 | 53 | internal_volume->current_offset = 0; |
949 | 53 | internal_volume->is_locked = 1; |
950 | | |
951 | 53 | if( libluksde_io_handle_clear( |
952 | 53 | internal_volume->io_handle, |
953 | 53 | error ) != 1 ) |
954 | 0 | { |
955 | 0 | libcerror_error_set( |
956 | 0 | error, |
957 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
958 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
959 | 0 | "%s: unable to clear IO handle.", |
960 | 0 | function ); |
961 | |
|
962 | 0 | result = -1; |
963 | 0 | } |
964 | 53 | if( libluksde_volume_header_free( |
965 | 53 | &( internal_volume->volume_header ), |
966 | 53 | error ) != 1 ) |
967 | 0 | { |
968 | 0 | libcerror_error_set( |
969 | 0 | error, |
970 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
971 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
972 | 0 | "%s: unable to free volume header.", |
973 | 0 | function ); |
974 | |
|
975 | 0 | result = -1; |
976 | 0 | } |
977 | 53 | if( memory_set( |
978 | 53 | internal_volume->master_key, |
979 | 53 | 0, |
980 | 53 | 32 ) == NULL ) |
981 | 0 | { |
982 | 0 | libcerror_error_set( |
983 | 0 | error, |
984 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
985 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
986 | 0 | "%s: unable to clear master key.", |
987 | 0 | function ); |
988 | |
|
989 | 0 | result = -1; |
990 | 0 | } |
991 | 53 | if( libluksde_sector_data_vector_free( |
992 | 53 | &( internal_volume->sector_data_vector ), |
993 | 53 | error ) != 1 ) |
994 | 0 | { |
995 | 0 | libcerror_error_set( |
996 | 0 | error, |
997 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
998 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
999 | 0 | "%s: unable to free sector data vector.", |
1000 | 0 | function ); |
1001 | |
|
1002 | 0 | result = -1; |
1003 | 0 | } |
1004 | 53 | if( internal_volume->encryption_context != NULL ) |
1005 | 0 | { |
1006 | 0 | if( libluksde_encryption_context_free( |
1007 | 0 | &( internal_volume->encryption_context ), |
1008 | 0 | error ) != 1 ) |
1009 | 0 | { |
1010 | 0 | libcerror_error_set( |
1011 | 0 | error, |
1012 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1013 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1014 | 0 | "%s: unable to free encryption context.", |
1015 | 0 | function ); |
1016 | |
|
1017 | 0 | result = -1; |
1018 | 0 | } |
1019 | 0 | } |
1020 | 53 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
1021 | 53 | if( libcthreads_read_write_lock_release_for_write( |
1022 | 53 | internal_volume->read_write_lock, |
1023 | 53 | error ) != 1 ) |
1024 | 0 | { |
1025 | 0 | libcerror_error_set( |
1026 | 0 | error, |
1027 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1028 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1029 | 0 | "%s: unable to release read/write lock for writing.", |
1030 | 0 | function ); |
1031 | |
|
1032 | 0 | return( -1 ); |
1033 | 0 | } |
1034 | 53 | #endif |
1035 | 53 | return( result ); |
1036 | 53 | } |
1037 | | |
1038 | | /* Opens a volume for reading |
1039 | | * Returns 1 if successful or -1 on error |
1040 | | */ |
1041 | | int libluksde_internal_volume_open_read( |
1042 | | libluksde_internal_volume_t *internal_volume, |
1043 | | libbfio_handle_t *file_io_handle, |
1044 | | libcerror_error_t **error ) |
1045 | 902 | { |
1046 | 902 | static char *function = "libluksde_internal_volume_open_read"; |
1047 | 902 | int result = 0; |
1048 | | |
1049 | 902 | if( internal_volume == NULL ) |
1050 | 0 | { |
1051 | 0 | libcerror_error_set( |
1052 | 0 | error, |
1053 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1054 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1055 | 0 | "%s: invalid volume.", |
1056 | 0 | function ); |
1057 | |
|
1058 | 0 | return( -1 ); |
1059 | 0 | } |
1060 | 902 | if( internal_volume->io_handle == NULL ) |
1061 | 0 | { |
1062 | 0 | libcerror_error_set( |
1063 | 0 | error, |
1064 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1065 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1066 | 0 | "%s: invalid volume - missing IO handle.", |
1067 | 0 | function ); |
1068 | |
|
1069 | 0 | return( -1 ); |
1070 | 0 | } |
1071 | 902 | if( internal_volume->io_handle->bytes_per_sector == 0 ) |
1072 | 0 | { |
1073 | 0 | libcerror_error_set( |
1074 | 0 | error, |
1075 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1076 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1077 | 0 | "%s: invalid volume - invalid IO handle - missing bytes per sector.", |
1078 | 0 | function ); |
1079 | |
|
1080 | 0 | return( -1 ); |
1081 | 0 | } |
1082 | 902 | if( internal_volume->volume_header != NULL ) |
1083 | 0 | { |
1084 | 0 | libcerror_error_set( |
1085 | 0 | error, |
1086 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1087 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
1088 | 0 | "%s: invalid volume - volume header value already set.", |
1089 | 0 | function ); |
1090 | |
|
1091 | 0 | return( -1 ); |
1092 | 0 | } |
1093 | 902 | if( internal_volume->sector_data_vector != NULL ) |
1094 | 0 | { |
1095 | 0 | libcerror_error_set( |
1096 | 0 | error, |
1097 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1098 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
1099 | 0 | "%s: invalid volume - sector data vector value already set.", |
1100 | 0 | function ); |
1101 | |
|
1102 | 0 | return( -1 ); |
1103 | 0 | } |
1104 | 902 | if( libbfio_handle_get_size( |
1105 | 902 | file_io_handle, |
1106 | 902 | &( internal_volume->io_handle->volume_size ), |
1107 | 902 | error ) == -1 ) |
1108 | 0 | { |
1109 | 0 | libcerror_error_set( |
1110 | 0 | error, |
1111 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1112 | 0 | LIBCERROR_IO_ERROR_SEEK_FAILED, |
1113 | 0 | "%s: unable to determine volume size.", |
1114 | 0 | function ); |
1115 | |
|
1116 | 0 | goto on_error; |
1117 | 0 | } |
1118 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1119 | | if( libcnotify_verbose != 0 ) |
1120 | | { |
1121 | | libcnotify_printf( |
1122 | | "Reading LUKS volume header:\n" ); |
1123 | | } |
1124 | | #endif |
1125 | 902 | if( libluksde_volume_header_initialize( |
1126 | 902 | &( internal_volume->volume_header ), |
1127 | 902 | error ) != 1 ) |
1128 | 0 | { |
1129 | 0 | libcerror_error_set( |
1130 | 0 | error, |
1131 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1132 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1133 | 0 | "%s: unable to create volume header.", |
1134 | 0 | function ); |
1135 | |
|
1136 | 0 | goto on_error; |
1137 | 0 | } |
1138 | 902 | if( libluksde_volume_header_read_file_io_handle( |
1139 | 902 | internal_volume->volume_header, |
1140 | 902 | file_io_handle, |
1141 | 902 | 0, |
1142 | 902 | error ) != 1 ) |
1143 | 225 | { |
1144 | 225 | libcerror_error_set( |
1145 | 225 | error, |
1146 | 225 | LIBCERROR_ERROR_DOMAIN_IO, |
1147 | 225 | LIBCERROR_IO_ERROR_READ_FAILED, |
1148 | 225 | "%s: unable to read volume header.", |
1149 | 225 | function ); |
1150 | | |
1151 | 225 | goto on_error; |
1152 | 225 | } |
1153 | 677 | if( ( internal_volume->volume_header->master_key_size == 0 ) |
1154 | 677 | || ( internal_volume->volume_header->master_key_size > 64 ) ) |
1155 | 482 | { |
1156 | 482 | libcerror_error_set( |
1157 | 482 | error, |
1158 | 482 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1159 | 482 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1160 | 482 | "%s: invalid master key size value out of bounds.", |
1161 | 482 | function ); |
1162 | | |
1163 | 482 | goto on_error; |
1164 | 482 | } |
1165 | 195 | internal_volume->master_key_size = internal_volume->volume_header->master_key_size; |
1166 | | |
1167 | 195 | if( internal_volume->volume_header->encrypted_volume_start_sector >= ( internal_volume->io_handle->volume_size / internal_volume->io_handle->bytes_per_sector ) ) |
1168 | 142 | { |
1169 | 142 | libcerror_error_set( |
1170 | 142 | error, |
1171 | 142 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1172 | 142 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1173 | 142 | "%s: invalid encrypted volume start sector value out of bounds.", |
1174 | 142 | function ); |
1175 | | |
1176 | 142 | goto on_error; |
1177 | 142 | } |
1178 | 53 | internal_volume->io_handle->encrypted_volume_offset = internal_volume->volume_header->encrypted_volume_start_sector |
1179 | 53 | * internal_volume->io_handle->bytes_per_sector; |
1180 | | |
1181 | 53 | internal_volume->io_handle->encrypted_volume_size = internal_volume->io_handle->volume_size |
1182 | 53 | - internal_volume->io_handle->encrypted_volume_offset; |
1183 | | |
1184 | 53 | result = libluksde_internal_volume_unlock( |
1185 | 53 | internal_volume, |
1186 | 53 | file_io_handle, |
1187 | 53 | error ); |
1188 | | |
1189 | 53 | if( result == -1 ) |
1190 | 0 | { |
1191 | 0 | libcerror_error_set( |
1192 | 0 | error, |
1193 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1194 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1195 | 0 | "%s: unable to unlock volume.", |
1196 | 0 | function ); |
1197 | |
|
1198 | 0 | goto on_error; |
1199 | 0 | } |
1200 | 53 | if( libluksde_sector_data_vector_initialize( |
1201 | 53 | &( internal_volume->sector_data_vector ), |
1202 | 53 | (size64_t) internal_volume->io_handle->bytes_per_sector, |
1203 | 53 | internal_volume->io_handle->encrypted_volume_offset, |
1204 | 53 | internal_volume->io_handle->volume_size, |
1205 | 53 | error ) != 1 ) |
1206 | 0 | { |
1207 | 0 | libcerror_error_set( |
1208 | 0 | error, |
1209 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1210 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1211 | 0 | "%s: unable to create sectors vector.", |
1212 | 0 | function ); |
1213 | |
|
1214 | 0 | goto on_error; |
1215 | 0 | } |
1216 | 53 | return( 1 ); |
1217 | | |
1218 | 849 | on_error: |
1219 | 849 | if( internal_volume->sector_data_vector != NULL ) |
1220 | 0 | { |
1221 | 0 | libluksde_sector_data_vector_free( |
1222 | 0 | &( internal_volume->sector_data_vector ), |
1223 | 0 | NULL ); |
1224 | 0 | } |
1225 | 849 | if( internal_volume->encryption_context != NULL ) |
1226 | 0 | { |
1227 | 0 | libluksde_encryption_context_free( |
1228 | 0 | &( internal_volume->encryption_context ), |
1229 | 0 | NULL ); |
1230 | 0 | } |
1231 | 849 | if( internal_volume->volume_header != NULL ) |
1232 | 849 | { |
1233 | 849 | libluksde_volume_header_free( |
1234 | 849 | &( internal_volume->volume_header ), |
1235 | 849 | NULL ); |
1236 | 849 | } |
1237 | 849 | return( -1 ); |
1238 | 53 | } |
1239 | | |
1240 | | /* Reads the keys from when unlocking the volume |
1241 | | * Returns 1 if successful, 0 if not or -1 on error |
1242 | | */ |
1243 | | int libluksde_internal_volume_open_read_keys( |
1244 | | libluksde_internal_volume_t *internal_volume, |
1245 | | libbfio_handle_t *file_io_handle, |
1246 | | libcerror_error_t **error ) |
1247 | 53 | { |
1248 | 53 | uint8_t master_key_validation_hash[ 20 ]; |
1249 | 53 | uint8_t user_key[ 32 ]; |
1250 | | |
1251 | 53 | libluksde_encryption_context_t *user_key_encryption_context = NULL; |
1252 | 53 | libluksde_key_slot_t *key_slot = NULL; |
1253 | 53 | uint8_t *key_material_data = NULL; |
1254 | 53 | uint8_t *split_master_key_data = NULL; |
1255 | 53 | static char *function = "libluksde_internal_volume_open_read_keys"; |
1256 | 53 | size_t key_material_data_offset = 0; |
1257 | 53 | size_t key_material_size = 0; |
1258 | 53 | ssize_t read_count = 0; |
1259 | 53 | uint64_t key_material_block_key = 0; |
1260 | 53 | int key_slot_index = 0; |
1261 | | |
1262 | 53 | if( internal_volume == NULL ) |
1263 | 0 | { |
1264 | 0 | libcerror_error_set( |
1265 | 0 | error, |
1266 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1267 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1268 | 0 | "%s: invalid volume.", |
1269 | 0 | function ); |
1270 | |
|
1271 | 0 | return( -1 ); |
1272 | 0 | } |
1273 | 53 | if( internal_volume->io_handle == NULL ) |
1274 | 0 | { |
1275 | 0 | libcerror_error_set( |
1276 | 0 | error, |
1277 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1278 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1279 | 0 | "%s: invalid volume - missing IO handle.", |
1280 | 0 | function ); |
1281 | |
|
1282 | 0 | return( -1 ); |
1283 | 0 | } |
1284 | 53 | if( internal_volume->io_handle->bytes_per_sector == 0 ) |
1285 | 0 | { |
1286 | 0 | libcerror_error_set( |
1287 | 0 | error, |
1288 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1289 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1290 | 0 | "%s: invalid volume - invalid IO handle - missing bytes per sector.", |
1291 | 0 | function ); |
1292 | |
|
1293 | 0 | return( -1 ); |
1294 | 0 | } |
1295 | 53 | if( internal_volume->volume_header == NULL ) |
1296 | 0 | { |
1297 | 0 | libcerror_error_set( |
1298 | 0 | error, |
1299 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1300 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1301 | 0 | "%s: invalid volume - missing volume header.", |
1302 | 0 | function ); |
1303 | |
|
1304 | 0 | return( -1 ); |
1305 | 0 | } |
1306 | 53 | if( internal_volume->volume_master_key_is_set != 0 ) |
1307 | 0 | { |
1308 | 0 | if( libluksde_password_pbkdf2( |
1309 | 0 | internal_volume->master_key, |
1310 | 0 | internal_volume->master_key_size, |
1311 | 0 | internal_volume->volume_header->hashing_method, |
1312 | 0 | internal_volume->volume_header->master_key_salt, |
1313 | 0 | 32, |
1314 | 0 | internal_volume->volume_header->master_key_number_of_iterations, |
1315 | 0 | master_key_validation_hash, |
1316 | 0 | 20, |
1317 | 0 | error ) == -1 ) |
1318 | 0 | { |
1319 | 0 | libcerror_error_set( |
1320 | 0 | error, |
1321 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1322 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1323 | 0 | "%s: unable to determine master key validation hash.", |
1324 | 0 | function ); |
1325 | |
|
1326 | 0 | goto on_error; |
1327 | 0 | } |
1328 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1329 | | if( libcnotify_verbose != 0 ) |
1330 | | { |
1331 | | libcnotify_printf( |
1332 | | "%s: master key validation hash data:\n", |
1333 | | function ); |
1334 | | libcnotify_print_data( |
1335 | | master_key_validation_hash, |
1336 | | 20, |
1337 | | 0 ); |
1338 | | } |
1339 | | #endif |
1340 | 0 | if( memory_compare( |
1341 | 0 | master_key_validation_hash, |
1342 | 0 | internal_volume->volume_header->master_key_validation_hash, |
1343 | 0 | 20 ) == 0 ) |
1344 | 0 | { |
1345 | 0 | internal_volume->volume_master_key_is_set = 1; |
1346 | 0 | } |
1347 | 0 | else |
1348 | 0 | { |
1349 | 0 | internal_volume->volume_master_key_is_set = 0; |
1350 | 0 | } |
1351 | 0 | } |
1352 | 53 | if( ( internal_volume->volume_master_key_is_set == 0 ) |
1353 | 53 | && ( internal_volume->user_password_is_set != 0 ) ) |
1354 | 0 | { |
1355 | 0 | for( key_slot_index = 0; |
1356 | 0 | key_slot_index < 8; |
1357 | 0 | key_slot_index++ ) |
1358 | 0 | { |
1359 | 0 | if( libcdata_array_get_entry_by_index( |
1360 | 0 | internal_volume->volume_header->key_slots_array, |
1361 | 0 | key_slot_index, |
1362 | 0 | (intptr_t **) &key_slot, |
1363 | 0 | error ) != 1 ) |
1364 | 0 | { |
1365 | 0 | libcerror_error_set( |
1366 | 0 | error, |
1367 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1368 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1369 | 0 | "%s: unable to retrieve key slot: %d.", |
1370 | 0 | function, |
1371 | 0 | key_slot_index ); |
1372 | |
|
1373 | 0 | goto on_error; |
1374 | 0 | } |
1375 | 0 | if( key_slot == NULL ) |
1376 | 0 | { |
1377 | 0 | libcerror_error_set( |
1378 | 0 | error, |
1379 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1380 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1381 | 0 | "%s: missing key slot: %d.", |
1382 | 0 | function, |
1383 | 0 | key_slot_index ); |
1384 | |
|
1385 | 0 | goto on_error; |
1386 | 0 | } |
1387 | 0 | if( key_slot->state != 0x00ac71f3 ) |
1388 | 0 | { |
1389 | 0 | continue; |
1390 | 0 | } |
1391 | 0 | if( internal_volume->user_password_is_set != 0 ) |
1392 | 0 | { |
1393 | 0 | if( libluksde_password_pbkdf2( |
1394 | 0 | internal_volume->user_password, |
1395 | 0 | internal_volume->user_password_size - 1, |
1396 | 0 | internal_volume->volume_header->hashing_method, |
1397 | 0 | key_slot->salt, |
1398 | 0 | 32, |
1399 | 0 | key_slot->number_of_iterations, |
1400 | 0 | user_key, |
1401 | 0 | internal_volume->master_key_size, |
1402 | 0 | error ) != 1 ) |
1403 | 0 | { |
1404 | 0 | libcerror_error_set( |
1405 | 0 | error, |
1406 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1407 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1408 | 0 | "%s: unable to determine user key.", |
1409 | 0 | function ); |
1410 | |
|
1411 | 0 | goto on_error; |
1412 | 0 | } |
1413 | 0 | key_slot->key_material_offset *= internal_volume->io_handle->bytes_per_sector; |
1414 | |
|
1415 | 0 | if( key_slot->number_of_stripes == 0 ) |
1416 | 0 | { |
1417 | 0 | libcerror_error_set( |
1418 | 0 | error, |
1419 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1420 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1421 | 0 | "%s: invalid key slot - number of stripes value out of bounds.", |
1422 | 0 | function ); |
1423 | |
|
1424 | 0 | goto on_error; |
1425 | 0 | } |
1426 | 0 | if( ( internal_volume->master_key_size == 0 ) |
1427 | 0 | || ( internal_volume->master_key_size > ( (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE / key_slot->number_of_stripes ) ) ) |
1428 | 0 | { |
1429 | 0 | libcerror_error_set( |
1430 | 0 | error, |
1431 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1432 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1433 | 0 | "%s: invalid volume - master key size value out of bounds.", |
1434 | 0 | function ); |
1435 | |
|
1436 | 0 | goto on_error; |
1437 | 0 | } |
1438 | 0 | key_material_size = (size_t) internal_volume->master_key_size * key_slot->number_of_stripes; |
1439 | |
|
1440 | 0 | key_material_data = (uint8_t *) memory_allocate( |
1441 | 0 | sizeof( uint8_t ) * key_material_size ); |
1442 | |
|
1443 | 0 | if( key_material_data == NULL ) |
1444 | 0 | { |
1445 | 0 | libcerror_error_set( |
1446 | 0 | error, |
1447 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1448 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1449 | 0 | "%s: unable to create key material data.", |
1450 | 0 | function ); |
1451 | |
|
1452 | 0 | goto on_error; |
1453 | 0 | } |
1454 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1455 | | if( libcnotify_verbose != 0 ) |
1456 | | { |
1457 | | libcnotify_printf( |
1458 | | "%s: reading key material at offset: %" PRIi64 " (0x%08" PRIx64 ")\n", |
1459 | | function, |
1460 | | key_slot->key_material_offset, |
1461 | | key_slot->key_material_offset ); |
1462 | | } |
1463 | | #endif |
1464 | 0 | read_count = libbfio_handle_read_buffer_at_offset( |
1465 | 0 | file_io_handle, |
1466 | 0 | key_material_data, |
1467 | 0 | key_material_size, |
1468 | 0 | key_slot->key_material_offset, |
1469 | 0 | error ); |
1470 | |
|
1471 | 0 | if( read_count != (ssize_t) key_material_size ) |
1472 | 0 | { |
1473 | 0 | libcerror_error_set( |
1474 | 0 | error, |
1475 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1476 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
1477 | 0 | "%s: unable to read key material data at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
1478 | 0 | function, |
1479 | 0 | key_slot->key_material_offset, |
1480 | 0 | key_slot->key_material_offset ); |
1481 | |
|
1482 | 0 | goto on_error; |
1483 | 0 | } |
1484 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1485 | | if( libcnotify_verbose != 0 ) |
1486 | | { |
1487 | | libcnotify_printf( |
1488 | | "%s: key material data:\n", |
1489 | | function ); |
1490 | | libcnotify_print_data( |
1491 | | key_material_data, |
1492 | | key_material_size, |
1493 | | LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA ); |
1494 | | } |
1495 | | #endif |
1496 | 0 | split_master_key_data = (uint8_t *) memory_allocate( |
1497 | 0 | sizeof( uint8_t ) * key_material_size ); |
1498 | |
|
1499 | 0 | if( split_master_key_data == NULL ) |
1500 | 0 | { |
1501 | 0 | libcerror_error_set( |
1502 | 0 | error, |
1503 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1504 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1505 | 0 | "%s: unable to create split master key data.", |
1506 | 0 | function ); |
1507 | |
|
1508 | 0 | goto on_error; |
1509 | 0 | } |
1510 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1511 | | if( libcnotify_verbose != 0 ) |
1512 | | { |
1513 | | libcnotify_printf( |
1514 | | "%s: user key:\n", |
1515 | | function ); |
1516 | | libcnotify_print_data( |
1517 | | user_key, |
1518 | | 32, |
1519 | | 0 ); |
1520 | | } |
1521 | | #endif |
1522 | 0 | if( libluksde_encryption_context_initialize( |
1523 | 0 | &user_key_encryption_context, |
1524 | 0 | internal_volume->volume_header->encryption_method, |
1525 | 0 | internal_volume->volume_header->encryption_chaining_mode, |
1526 | 0 | internal_volume->volume_header->initialization_vector_mode, |
1527 | 0 | internal_volume->volume_header->essiv_hashing_method, |
1528 | 0 | error ) != 1 ) |
1529 | 0 | { |
1530 | 0 | libcerror_error_set( |
1531 | 0 | error, |
1532 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1533 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1534 | 0 | "%s: unable to create user key encryption context.", |
1535 | 0 | function ); |
1536 | |
|
1537 | 0 | goto on_error; |
1538 | 0 | } |
1539 | 0 | if( libluksde_encryption_context_set_key( |
1540 | 0 | user_key_encryption_context, |
1541 | 0 | user_key, |
1542 | 0 | internal_volume->master_key_size, |
1543 | 0 | error ) != 1 ) |
1544 | 0 | { |
1545 | 0 | libcerror_error_set( |
1546 | 0 | error, |
1547 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1548 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1549 | 0 | "%s: unable to set key in user key encryption context.", |
1550 | 0 | function ); |
1551 | |
|
1552 | 0 | goto on_error; |
1553 | 0 | } |
1554 | 0 | if( memory_set( |
1555 | 0 | user_key, |
1556 | 0 | 0, |
1557 | 0 | 32 ) == NULL ) |
1558 | 0 | { |
1559 | 0 | libcerror_error_set( |
1560 | 0 | error, |
1561 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
1562 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
1563 | 0 | "%s: unable to clear user key.", |
1564 | 0 | function ); |
1565 | |
|
1566 | 0 | goto on_error; |
1567 | 0 | } |
1568 | 0 | key_material_block_key = 0; |
1569 | |
|
1570 | 0 | while( key_material_data_offset < key_material_size ) |
1571 | 0 | { |
1572 | | /* The data needs to be decrypted sector-by-sector |
1573 | | */ |
1574 | 0 | if( libluksde_encryption_context_crypt( |
1575 | 0 | user_key_encryption_context, |
1576 | 0 | LIBLUKSDE_ENCRYPTION_CRYPT_MODE_DECRYPT, |
1577 | 0 | &( key_material_data[ key_material_data_offset ] ), |
1578 | 0 | internal_volume->io_handle->bytes_per_sector, |
1579 | 0 | &( split_master_key_data[ key_material_data_offset ] ), |
1580 | 0 | internal_volume->io_handle->bytes_per_sector, |
1581 | 0 | key_material_block_key, |
1582 | 0 | error ) != 1 ) |
1583 | 0 | { |
1584 | 0 | libcerror_error_set( |
1585 | 0 | error, |
1586 | 0 | LIBCERROR_ERROR_DOMAIN_ENCRYPTION, |
1587 | 0 | LIBCERROR_ENCRYPTION_ERROR_GENERIC, |
1588 | 0 | "%s: unable to decrypt key material data.", |
1589 | 0 | function ); |
1590 | |
|
1591 | 0 | goto on_error; |
1592 | 0 | } |
1593 | 0 | key_material_data_offset += internal_volume->io_handle->bytes_per_sector; |
1594 | 0 | key_material_block_key += 1; |
1595 | 0 | } |
1596 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1597 | | if( libcnotify_verbose != 0 ) |
1598 | | { |
1599 | | libcnotify_printf( |
1600 | | "%s: split master key data:\n", |
1601 | | function ); |
1602 | | libcnotify_print_data( |
1603 | | split_master_key_data, |
1604 | | key_material_size, |
1605 | | LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA ); |
1606 | | } |
1607 | | #endif |
1608 | 0 | memory_free( |
1609 | 0 | key_material_data ); |
1610 | |
|
1611 | 0 | key_material_data = NULL; |
1612 | |
|
1613 | 0 | if( libluksde_encryption_context_free( |
1614 | 0 | &user_key_encryption_context, |
1615 | 0 | error ) != 1 ) |
1616 | 0 | { |
1617 | 0 | libcerror_error_set( |
1618 | 0 | error, |
1619 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1620 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1621 | 0 | "%s: unable to free user key encryption context.", |
1622 | 0 | function ); |
1623 | |
|
1624 | 0 | goto on_error; |
1625 | 0 | } |
1626 | 0 | if( libluksde_diffuser_merge( |
1627 | 0 | split_master_key_data, |
1628 | 0 | key_material_size, |
1629 | 0 | internal_volume->master_key, |
1630 | 0 | internal_volume->master_key_size, |
1631 | 0 | key_slot->number_of_stripes, |
1632 | 0 | internal_volume->volume_header->hashing_method, |
1633 | 0 | error ) != 1 ) |
1634 | 0 | { |
1635 | 0 | libcerror_error_set( |
1636 | 0 | error, |
1637 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1638 | 0 | LIBCERROR_RUNTIME_ERROR_GENERIC, |
1639 | 0 | "%s: unable to merge split master key.", |
1640 | 0 | function ); |
1641 | |
|
1642 | 0 | goto on_error; |
1643 | 0 | } |
1644 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1645 | | if( libcnotify_verbose != 0 ) |
1646 | | { |
1647 | | libcnotify_printf( |
1648 | | "%s: master key data:\n", |
1649 | | function ); |
1650 | | libcnotify_print_data( |
1651 | | internal_volume->master_key, |
1652 | | internal_volume->master_key_size, |
1653 | | 0 ); |
1654 | | } |
1655 | | #endif |
1656 | 0 | if( memory_set( |
1657 | 0 | split_master_key_data, |
1658 | 0 | 0, |
1659 | 0 | key_material_size ) == NULL ) |
1660 | 0 | { |
1661 | 0 | libcerror_error_set( |
1662 | 0 | error, |
1663 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
1664 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
1665 | 0 | "%s: unable to clear split master key data.", |
1666 | 0 | function ); |
1667 | |
|
1668 | 0 | goto on_error; |
1669 | 0 | } |
1670 | 0 | memory_free( |
1671 | 0 | split_master_key_data ); |
1672 | |
|
1673 | 0 | split_master_key_data = NULL; |
1674 | |
|
1675 | 0 | if( libluksde_password_pbkdf2( |
1676 | 0 | internal_volume->master_key, |
1677 | 0 | internal_volume->master_key_size, |
1678 | 0 | internal_volume->volume_header->hashing_method, |
1679 | 0 | internal_volume->volume_header->master_key_salt, |
1680 | 0 | 32, |
1681 | 0 | internal_volume->volume_header->master_key_number_of_iterations, |
1682 | 0 | master_key_validation_hash, |
1683 | 0 | 20, |
1684 | 0 | error ) == -1 ) |
1685 | 0 | { |
1686 | 0 | libcerror_error_set( |
1687 | 0 | error, |
1688 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1689 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1690 | 0 | "%s: unable to determine master key validation hash.", |
1691 | 0 | function ); |
1692 | |
|
1693 | 0 | goto on_error; |
1694 | 0 | } |
1695 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1696 | | if( libcnotify_verbose != 0 ) |
1697 | | { |
1698 | | libcnotify_printf( |
1699 | | "%s: master key validation hash data:\n", |
1700 | | function ); |
1701 | | libcnotify_print_data( |
1702 | | master_key_validation_hash, |
1703 | | 20, |
1704 | | 0 ); |
1705 | | } |
1706 | | #endif |
1707 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1708 | | if( libcnotify_verbose != 0 ) |
1709 | | { |
1710 | | libcnotify_printf( |
1711 | | "%s: check:\n", |
1712 | | function ); |
1713 | | libcnotify_print_data( |
1714 | | internal_volume->volume_header->master_key_validation_hash, |
1715 | | 20, |
1716 | | 0 ); |
1717 | | } |
1718 | | #endif |
1719 | 0 | if( memory_compare( |
1720 | 0 | master_key_validation_hash, |
1721 | 0 | internal_volume->volume_header->master_key_validation_hash, |
1722 | 0 | 20 ) == 0 ) |
1723 | 0 | { |
1724 | 0 | internal_volume->volume_master_key_is_set = 1; |
1725 | |
|
1726 | 0 | break; |
1727 | 0 | } |
1728 | 0 | } |
1729 | 0 | } |
1730 | 0 | } |
1731 | 53 | if( ( internal_volume->volume_master_key_is_set != 0 ) |
1732 | 53 | && ( internal_volume->encryption_context == NULL ) ) |
1733 | 0 | { |
1734 | 0 | if( libluksde_encryption_context_initialize( |
1735 | 0 | &( internal_volume->encryption_context ), |
1736 | 0 | internal_volume->volume_header->encryption_method, |
1737 | 0 | internal_volume->volume_header->encryption_chaining_mode, |
1738 | 0 | internal_volume->volume_header->initialization_vector_mode, |
1739 | 0 | internal_volume->volume_header->essiv_hashing_method, |
1740 | 0 | error ) != 1 ) |
1741 | 0 | { |
1742 | 0 | libcerror_error_set( |
1743 | 0 | error, |
1744 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1745 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1746 | 0 | "%s: unable to create encryption context.", |
1747 | 0 | function ); |
1748 | |
|
1749 | 0 | goto on_error; |
1750 | 0 | } |
1751 | 0 | if( libluksde_encryption_context_set_key( |
1752 | 0 | internal_volume->encryption_context, |
1753 | 0 | internal_volume->master_key, |
1754 | 0 | internal_volume->master_key_size, |
1755 | 0 | error ) != 1 ) |
1756 | 0 | { |
1757 | 0 | libcerror_error_set( |
1758 | 0 | error, |
1759 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1760 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1761 | 0 | "%s: unable to set key in encryption context.", |
1762 | 0 | function ); |
1763 | |
|
1764 | 0 | libluksde_encryption_context_free( |
1765 | 0 | &( internal_volume->encryption_context ), |
1766 | 0 | NULL ); |
1767 | |
|
1768 | 0 | goto on_error; |
1769 | 0 | } |
1770 | 0 | } |
1771 | 53 | if( internal_volume->encryption_context != NULL ) |
1772 | 0 | { |
1773 | 0 | return( 1 ); |
1774 | 0 | } |
1775 | 53 | return( 0 ); |
1776 | | |
1777 | 0 | on_error: |
1778 | 0 | if( user_key_encryption_context != NULL ) |
1779 | 0 | { |
1780 | 0 | libluksde_encryption_context_free( |
1781 | 0 | &user_key_encryption_context, |
1782 | 0 | NULL ); |
1783 | 0 | } |
1784 | 0 | if( split_master_key_data != NULL ) |
1785 | 0 | { |
1786 | 0 | memory_set( |
1787 | 0 | split_master_key_data, |
1788 | 0 | 0, |
1789 | 0 | key_material_size ); |
1790 | |
|
1791 | 0 | memory_free( |
1792 | 0 | split_master_key_data ); |
1793 | 0 | } |
1794 | 0 | if( key_material_data != NULL ) |
1795 | 0 | { |
1796 | 0 | memory_free( |
1797 | 0 | key_material_data ); |
1798 | 0 | } |
1799 | 0 | memory_set( |
1800 | 0 | user_key, |
1801 | 0 | 0, |
1802 | 0 | 32 ); |
1803 | |
|
1804 | 0 | return( -1 ); |
1805 | 53 | } |
1806 | | |
1807 | | /* Determines if the volume is locked |
1808 | | * Returns 1 if locked, 0 if not or -1 on error |
1809 | | */ |
1810 | | int libluksde_volume_is_locked( |
1811 | | libluksde_volume_t *volume, |
1812 | | libcerror_error_t **error ) |
1813 | 0 | { |
1814 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
1815 | 0 | static char *function = "libluksde_volume_is_locked"; |
1816 | 0 | uint8_t is_locked = 0; |
1817 | |
|
1818 | 0 | if( volume == NULL ) |
1819 | 0 | { |
1820 | 0 | libcerror_error_set( |
1821 | 0 | error, |
1822 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1823 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1824 | 0 | "%s: invalid volume.", |
1825 | 0 | function ); |
1826 | |
|
1827 | 0 | return( -1 ); |
1828 | 0 | } |
1829 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
1830 | |
|
1831 | | #if defined( HAVE_LIBBDE_MULTI_THREAD_SUPPORT ) |
1832 | | if( libcthreads_read_write_lock_grab_for_read( |
1833 | | internal_volume->read_write_lock, |
1834 | | error ) != 1 ) |
1835 | | { |
1836 | | libcerror_error_set( |
1837 | | error, |
1838 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1839 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1840 | | "%s: unable to grab read/write lock for reading.", |
1841 | | function ); |
1842 | | |
1843 | | return( -1 ); |
1844 | | } |
1845 | | #endif |
1846 | 0 | is_locked = internal_volume->is_locked; |
1847 | |
|
1848 | | #if defined( HAVE_LIBBDE_MULTI_THREAD_SUPPORT ) |
1849 | | if( libcthreads_read_write_lock_release_for_read( |
1850 | | internal_volume->read_write_lock, |
1851 | | error ) != 1 ) |
1852 | | { |
1853 | | libcerror_error_set( |
1854 | | error, |
1855 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1856 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1857 | | "%s: unable to release read/write lock for reading.", |
1858 | | function ); |
1859 | | |
1860 | | return( -1 ); |
1861 | | } |
1862 | | #endif |
1863 | 0 | return( is_locked ); |
1864 | 0 | } |
1865 | | |
1866 | | /* Unlocks the volume |
1867 | | * Returns 1 if the volume is unlocked, 0 if not or -1 on error |
1868 | | */ |
1869 | | int libluksde_internal_volume_unlock( |
1870 | | libluksde_internal_volume_t *internal_volume, |
1871 | | libbfio_handle_t *file_io_handle, |
1872 | | libcerror_error_t **error ) |
1873 | 53 | { |
1874 | 53 | static char *function = "libluksde_internal_volume_unlock"; |
1875 | 53 | int result = 0; |
1876 | | |
1877 | 53 | if( internal_volume == NULL ) |
1878 | 0 | { |
1879 | 0 | libcerror_error_set( |
1880 | 0 | error, |
1881 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1882 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1883 | 0 | "%s: invalid volume.", |
1884 | 0 | function ); |
1885 | |
|
1886 | 0 | return( -1 ); |
1887 | 0 | } |
1888 | 53 | result = libluksde_internal_volume_open_read_keys( |
1889 | 53 | internal_volume, |
1890 | 53 | file_io_handle, |
1891 | 53 | error ); |
1892 | | |
1893 | 53 | if( result == -1 ) |
1894 | 0 | { |
1895 | 0 | libcerror_error_set( |
1896 | 0 | error, |
1897 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1898 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
1899 | 0 | "%s: unable to read keys.", |
1900 | 0 | function ); |
1901 | |
|
1902 | 0 | return( -1 ); |
1903 | 0 | } |
1904 | 53 | else if( result != 0 ) |
1905 | 0 | { |
1906 | 0 | internal_volume->is_locked = 0; |
1907 | 0 | } |
1908 | 53 | return( result ); |
1909 | 53 | } |
1910 | | |
1911 | | /* Unlocks the volume |
1912 | | * Returns 1 if the volume is unlocked, 0 if not or -1 on error |
1913 | | */ |
1914 | | int libluksde_volume_unlock( |
1915 | | libluksde_volume_t *volume, |
1916 | | libcerror_error_t **error ) |
1917 | 0 | { |
1918 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
1919 | 0 | static char *function = "libluksde_volume_unlock"; |
1920 | 0 | int result = 1; |
1921 | |
|
1922 | 0 | if( volume == NULL ) |
1923 | 0 | { |
1924 | 0 | libcerror_error_set( |
1925 | 0 | error, |
1926 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1927 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1928 | 0 | "%s: invalid volume.", |
1929 | 0 | function ); |
1930 | |
|
1931 | 0 | return( -1 ); |
1932 | 0 | } |
1933 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
1934 | |
|
1935 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
1936 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
1937 | 0 | internal_volume->read_write_lock, |
1938 | 0 | error ) != 1 ) |
1939 | 0 | { |
1940 | 0 | libcerror_error_set( |
1941 | 0 | error, |
1942 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1943 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1944 | 0 | "%s: unable to grab read/write lock for writing.", |
1945 | 0 | function ); |
1946 | |
|
1947 | 0 | return( -1 ); |
1948 | 0 | } |
1949 | 0 | #endif |
1950 | 0 | if( internal_volume->is_locked != 0 ) |
1951 | 0 | { |
1952 | 0 | result = libluksde_internal_volume_unlock( |
1953 | 0 | internal_volume, |
1954 | 0 | internal_volume->file_io_handle, |
1955 | 0 | error ); |
1956 | |
|
1957 | 0 | if( result == -1 ) |
1958 | 0 | { |
1959 | 0 | libcerror_error_set( |
1960 | 0 | error, |
1961 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1962 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1963 | 0 | "%s: unable to unlock volume.", |
1964 | 0 | function ); |
1965 | |
|
1966 | 0 | result = -1; |
1967 | 0 | } |
1968 | 0 | } |
1969 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
1970 | 0 | if( libcthreads_read_write_lock_release_for_write( |
1971 | 0 | internal_volume->read_write_lock, |
1972 | 0 | error ) != 1 ) |
1973 | 0 | { |
1974 | 0 | libcerror_error_set( |
1975 | 0 | error, |
1976 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1977 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
1978 | 0 | "%s: unable to release read/write lock for writing.", |
1979 | 0 | function ); |
1980 | |
|
1981 | 0 | return( -1 ); |
1982 | 0 | } |
1983 | 0 | #endif |
1984 | 0 | return( result ); |
1985 | 0 | } |
1986 | | |
1987 | | /* Reads (volume) data from the last current into a buffer using a Basic File IO (bfio) handle |
1988 | | * This function is not multi-thread safe acquire write lock before call |
1989 | | * Returns the number of bytes read or -1 on error |
1990 | | */ |
1991 | | ssize_t libluksde_internal_volume_read_buffer_from_file_io_handle( |
1992 | | libluksde_internal_volume_t *internal_volume, |
1993 | | libbfio_handle_t *file_io_handle, |
1994 | | void *buffer, |
1995 | | size_t buffer_size, |
1996 | | libcerror_error_t **error ) |
1997 | 0 | { |
1998 | 0 | libluksde_sector_data_t *sector_data = NULL; |
1999 | 0 | static char *function = "libluksde_internal_volume_read_buffer_from_file_io_handle"; |
2000 | 0 | size_t buffer_offset = 0; |
2001 | 0 | size_t read_size = 0; |
2002 | 0 | size_t remaining_buffer_size = 0; |
2003 | 0 | size_t sector_data_offset = 0; |
2004 | 0 | off64_t sector_file_offset = 0; |
2005 | |
|
2006 | 0 | if( internal_volume == NULL ) |
2007 | 0 | { |
2008 | 0 | libcerror_error_set( |
2009 | 0 | error, |
2010 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2011 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2012 | 0 | "%s: invalid volume.", |
2013 | 0 | function ); |
2014 | |
|
2015 | 0 | return( -1 ); |
2016 | 0 | } |
2017 | 0 | if( internal_volume->is_locked != 0 ) |
2018 | 0 | { |
2019 | 0 | libcerror_error_set( |
2020 | 0 | error, |
2021 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2022 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2023 | 0 | "%s: invalid volume - volume is locked.", |
2024 | 0 | function ); |
2025 | |
|
2026 | 0 | return( -1 ); |
2027 | 0 | } |
2028 | 0 | if( internal_volume->io_handle == NULL ) |
2029 | 0 | { |
2030 | 0 | libcerror_error_set( |
2031 | 0 | error, |
2032 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2033 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2034 | 0 | "%s: invalid volume - missing IO handle.", |
2035 | 0 | function ); |
2036 | |
|
2037 | 0 | return( -1 ); |
2038 | 0 | } |
2039 | 0 | if( internal_volume->sector_data_vector == NULL ) |
2040 | 0 | { |
2041 | 0 | libcerror_error_set( |
2042 | 0 | error, |
2043 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2044 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2045 | 0 | "%s: invalid volume - missing sector data vector.", |
2046 | 0 | function ); |
2047 | |
|
2048 | 0 | return( -1 ); |
2049 | 0 | } |
2050 | 0 | if( internal_volume->current_offset < 0 ) |
2051 | 0 | { |
2052 | 0 | libcerror_error_set( |
2053 | 0 | error, |
2054 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2055 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2056 | 0 | "%s: invalid volume - current offset value out of bounds.", |
2057 | 0 | function ); |
2058 | |
|
2059 | 0 | return( -1 ); |
2060 | 0 | } |
2061 | 0 | if( buffer == NULL ) |
2062 | 0 | { |
2063 | 0 | libcerror_error_set( |
2064 | 0 | error, |
2065 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2066 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2067 | 0 | "%s: invalid buffer.", |
2068 | 0 | function ); |
2069 | |
|
2070 | 0 | return( -1 ); |
2071 | 0 | } |
2072 | 0 | if( buffer_size > (size_t) SSIZE_MAX ) |
2073 | 0 | { |
2074 | 0 | libcerror_error_set( |
2075 | 0 | error, |
2076 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2077 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2078 | 0 | "%s: invalid buffer size value exceeds maximum.", |
2079 | 0 | function ); |
2080 | |
|
2081 | 0 | return( -1 ); |
2082 | 0 | } |
2083 | 0 | internal_volume->io_handle->abort = 0; |
2084 | |
|
2085 | 0 | if( (size64_t) internal_volume->current_offset >= internal_volume->io_handle->encrypted_volume_size ) |
2086 | 0 | { |
2087 | 0 | return( 0 ); |
2088 | 0 | } |
2089 | 0 | if( (size64_t) buffer_size > ( internal_volume->io_handle->encrypted_volume_size - internal_volume->current_offset ) ) |
2090 | 0 | { |
2091 | 0 | buffer_size = (size_t) ( internal_volume->io_handle->encrypted_volume_size - internal_volume->current_offset ); |
2092 | 0 | } |
2093 | 0 | remaining_buffer_size = buffer_size; |
2094 | |
|
2095 | 0 | sector_file_offset = ( internal_volume->current_offset / internal_volume->io_handle->bytes_per_sector ) * internal_volume->io_handle->bytes_per_sector; |
2096 | 0 | sector_data_offset = (size_t) ( internal_volume->current_offset - sector_file_offset ); |
2097 | |
|
2098 | 0 | while( remaining_buffer_size > 0 ) |
2099 | 0 | { |
2100 | 0 | read_size = internal_volume->io_handle->bytes_per_sector - sector_data_offset; |
2101 | |
|
2102 | 0 | if( read_size > remaining_buffer_size ) |
2103 | 0 | { |
2104 | 0 | read_size = remaining_buffer_size; |
2105 | 0 | } |
2106 | 0 | if( read_size == 0 ) |
2107 | 0 | { |
2108 | 0 | break; |
2109 | 0 | } |
2110 | 0 | if( libluksde_sector_data_vector_get_sector_data_at_offset( |
2111 | 0 | internal_volume->sector_data_vector, |
2112 | 0 | file_io_handle, |
2113 | 0 | internal_volume->encryption_context, |
2114 | 0 | sector_file_offset, |
2115 | 0 | §or_data, |
2116 | 0 | error ) != 1 ) |
2117 | 0 | { |
2118 | 0 | libcerror_error_set( |
2119 | 0 | error, |
2120 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2121 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2122 | 0 | "%s: unable to retrieve sector data at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
2123 | 0 | function, |
2124 | 0 | sector_file_offset, |
2125 | 0 | sector_file_offset ); |
2126 | |
|
2127 | 0 | return( -1 ); |
2128 | 0 | } |
2129 | 0 | if( sector_data == NULL ) |
2130 | 0 | { |
2131 | 0 | libcerror_error_set( |
2132 | 0 | error, |
2133 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2134 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2135 | 0 | "%s: missing sector data at offset: %" PRIi64 " (0x%08" PRIx64 ").", |
2136 | 0 | function, |
2137 | 0 | sector_file_offset, |
2138 | 0 | sector_file_offset ); |
2139 | |
|
2140 | 0 | return( -1 ); |
2141 | 0 | } |
2142 | 0 | if( memory_copy( |
2143 | 0 | &( ( (uint8_t *) buffer )[ buffer_offset ] ), |
2144 | 0 | &( ( sector_data->data )[ sector_data_offset ] ), |
2145 | 0 | read_size ) == NULL ) |
2146 | 0 | { |
2147 | 0 | libcerror_error_set( |
2148 | 0 | error, |
2149 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2150 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
2151 | 0 | "%s: unable to copy sector data to buffer.", |
2152 | 0 | function ); |
2153 | |
|
2154 | 0 | return( -1 ); |
2155 | 0 | } |
2156 | 0 | buffer_offset += read_size; |
2157 | 0 | remaining_buffer_size -= read_size; |
2158 | 0 | sector_file_offset += read_size; |
2159 | 0 | sector_data_offset = 0; |
2160 | |
|
2161 | 0 | if( internal_volume->io_handle->abort != 0 ) |
2162 | 0 | { |
2163 | 0 | break; |
2164 | 0 | } |
2165 | 0 | } |
2166 | 0 | internal_volume->current_offset += (off64_t) buffer_offset; |
2167 | |
|
2168 | 0 | return( (ssize_t) buffer_offset ); |
2169 | 0 | } |
2170 | | |
2171 | | /* Reads data at the current offset into a buffer |
2172 | | * Returns the number of bytes read or -1 on error |
2173 | | */ |
2174 | | ssize_t libluksde_volume_read_buffer( |
2175 | | libluksde_volume_t *volume, |
2176 | | void *buffer, |
2177 | | size_t buffer_size, |
2178 | | libcerror_error_t **error ) |
2179 | 0 | { |
2180 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2181 | 0 | static char *function = "libluksde_volume_read_buffer"; |
2182 | 0 | ssize_t read_count = 0; |
2183 | |
|
2184 | 0 | if( volume == NULL ) |
2185 | 0 | { |
2186 | 0 | libcerror_error_set( |
2187 | 0 | error, |
2188 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2189 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2190 | 0 | "%s: invalid volume.", |
2191 | 0 | function ); |
2192 | |
|
2193 | 0 | return( -1 ); |
2194 | 0 | } |
2195 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2196 | |
|
2197 | 0 | if( internal_volume->file_io_handle == NULL ) |
2198 | 0 | { |
2199 | 0 | libcerror_error_set( |
2200 | 0 | error, |
2201 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2202 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2203 | 0 | "%s: invalid volume - missing file IO handle.", |
2204 | 0 | function ); |
2205 | |
|
2206 | 0 | return( -1 ); |
2207 | 0 | } |
2208 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2209 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
2210 | 0 | internal_volume->read_write_lock, |
2211 | 0 | error ) != 1 ) |
2212 | 0 | { |
2213 | 0 | libcerror_error_set( |
2214 | 0 | error, |
2215 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2216 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2217 | 0 | "%s: unable to grab read/write lock for writing.", |
2218 | 0 | function ); |
2219 | |
|
2220 | 0 | return( -1 ); |
2221 | 0 | } |
2222 | 0 | #endif |
2223 | 0 | read_count = libluksde_internal_volume_read_buffer_from_file_io_handle( |
2224 | 0 | internal_volume, |
2225 | 0 | internal_volume->file_io_handle, |
2226 | 0 | buffer, |
2227 | 0 | buffer_size, |
2228 | 0 | error ); |
2229 | |
|
2230 | 0 | if( read_count == -1 ) |
2231 | 0 | { |
2232 | 0 | libcerror_error_set( |
2233 | 0 | error, |
2234 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2235 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2236 | 0 | "%s: unable to read buffer.", |
2237 | 0 | function ); |
2238 | |
|
2239 | 0 | read_count = -1; |
2240 | 0 | } |
2241 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2242 | 0 | if( libcthreads_read_write_lock_release_for_write( |
2243 | 0 | internal_volume->read_write_lock, |
2244 | 0 | error ) != 1 ) |
2245 | 0 | { |
2246 | 0 | libcerror_error_set( |
2247 | 0 | error, |
2248 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2249 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2250 | 0 | "%s: unable to release read/write lock for writing.", |
2251 | 0 | function ); |
2252 | |
|
2253 | 0 | return( -1 ); |
2254 | 0 | } |
2255 | 0 | #endif |
2256 | 0 | return( read_count ); |
2257 | 0 | } |
2258 | | |
2259 | | /* Reads (volume) data at a specific offset |
2260 | | * Returns the number of bytes read or -1 on error |
2261 | | */ |
2262 | | ssize_t libluksde_volume_read_buffer_at_offset( |
2263 | | libluksde_volume_t *volume, |
2264 | | void *buffer, |
2265 | | size_t buffer_size, |
2266 | | off64_t offset, |
2267 | | libcerror_error_t **error ) |
2268 | 0 | { |
2269 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2270 | 0 | static char *function = "libluksde_volume_read_buffer_at_offset"; |
2271 | 0 | ssize_t read_count = 0; |
2272 | |
|
2273 | 0 | if( volume == NULL ) |
2274 | 0 | { |
2275 | 0 | libcerror_error_set( |
2276 | 0 | error, |
2277 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2278 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2279 | 0 | "%s: invalid volume.", |
2280 | 0 | function ); |
2281 | |
|
2282 | 0 | return( -1 ); |
2283 | 0 | } |
2284 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2285 | |
|
2286 | 0 | if( internal_volume->file_io_handle == NULL ) |
2287 | 0 | { |
2288 | 0 | libcerror_error_set( |
2289 | 0 | error, |
2290 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2291 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2292 | 0 | "%s: invalid volume - missing file IO handle.", |
2293 | 0 | function ); |
2294 | |
|
2295 | 0 | return( -1 ); |
2296 | 0 | } |
2297 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2298 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
2299 | 0 | internal_volume->read_write_lock, |
2300 | 0 | error ) != 1 ) |
2301 | 0 | { |
2302 | 0 | libcerror_error_set( |
2303 | 0 | error, |
2304 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2305 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2306 | 0 | "%s: unable to grab read/write lock for writing.", |
2307 | 0 | function ); |
2308 | |
|
2309 | 0 | return( -1 ); |
2310 | 0 | } |
2311 | 0 | #endif |
2312 | 0 | if( libluksde_internal_volume_seek_offset( |
2313 | 0 | internal_volume, |
2314 | 0 | offset, |
2315 | 0 | SEEK_SET, |
2316 | 0 | error ) == -1 ) |
2317 | 0 | { |
2318 | 0 | libcerror_error_set( |
2319 | 0 | error, |
2320 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2321 | 0 | LIBCERROR_IO_ERROR_SEEK_FAILED, |
2322 | 0 | "%s: unable to seek offset.", |
2323 | 0 | function ); |
2324 | |
|
2325 | 0 | goto on_error; |
2326 | 0 | } |
2327 | 0 | read_count = libluksde_internal_volume_read_buffer_from_file_io_handle( |
2328 | 0 | internal_volume, |
2329 | 0 | internal_volume->file_io_handle, |
2330 | 0 | buffer, |
2331 | 0 | buffer_size, |
2332 | 0 | error ); |
2333 | |
|
2334 | 0 | if( read_count == -1 ) |
2335 | 0 | { |
2336 | 0 | libcerror_error_set( |
2337 | 0 | error, |
2338 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2339 | 0 | LIBCERROR_IO_ERROR_READ_FAILED, |
2340 | 0 | "%s: unable to read buffer.", |
2341 | 0 | function ); |
2342 | |
|
2343 | 0 | goto on_error; |
2344 | 0 | } |
2345 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2346 | 0 | if( libcthreads_read_write_lock_release_for_write( |
2347 | 0 | internal_volume->read_write_lock, |
2348 | 0 | error ) != 1 ) |
2349 | 0 | { |
2350 | 0 | libcerror_error_set( |
2351 | 0 | error, |
2352 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2353 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2354 | 0 | "%s: unable to release read/write lock for writing.", |
2355 | 0 | function ); |
2356 | |
|
2357 | 0 | return( -1 ); |
2358 | 0 | } |
2359 | 0 | #endif |
2360 | 0 | return( read_count ); |
2361 | | |
2362 | 0 | on_error: |
2363 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2364 | 0 | libcthreads_read_write_lock_release_for_write( |
2365 | 0 | internal_volume->read_write_lock, |
2366 | 0 | NULL ); |
2367 | 0 | #endif |
2368 | 0 | return( -1 ); |
2369 | 0 | } |
2370 | | |
2371 | | /* Seeks a certain offset of the (volume) data |
2372 | | * This function is not multi-thread safe acquire write lock before call |
2373 | | * Returns the offset if seek is successful or -1 on error |
2374 | | */ |
2375 | | off64_t libluksde_internal_volume_seek_offset( |
2376 | | libluksde_internal_volume_t *internal_volume, |
2377 | | off64_t offset, |
2378 | | int whence, |
2379 | | libcerror_error_t **error ) |
2380 | 0 | { |
2381 | 0 | static char *function = "libluksde_internal_volume_seek_offset"; |
2382 | |
|
2383 | 0 | if( internal_volume == NULL ) |
2384 | 0 | { |
2385 | 0 | libcerror_error_set( |
2386 | 0 | error, |
2387 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2388 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2389 | 0 | "%s: invalid volume.", |
2390 | 0 | function ); |
2391 | |
|
2392 | 0 | return( -1 ); |
2393 | 0 | } |
2394 | 0 | if( internal_volume->is_locked != 0 ) |
2395 | 0 | { |
2396 | 0 | libcerror_error_set( |
2397 | 0 | error, |
2398 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2399 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2400 | 0 | "%s: invalid volume - volume is locked.", |
2401 | 0 | function ); |
2402 | |
|
2403 | 0 | return( -1 ); |
2404 | 0 | } |
2405 | 0 | if( internal_volume->io_handle == NULL ) |
2406 | 0 | { |
2407 | 0 | libcerror_error_set( |
2408 | 0 | error, |
2409 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2410 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2411 | 0 | "%s: invalid volume - missing IO handle.", |
2412 | 0 | function ); |
2413 | |
|
2414 | 0 | return( -1 ); |
2415 | 0 | } |
2416 | 0 | if( ( whence != SEEK_CUR ) |
2417 | 0 | && ( whence != SEEK_END ) |
2418 | 0 | && ( whence != SEEK_SET ) ) |
2419 | 0 | { |
2420 | 0 | libcerror_error_set( |
2421 | 0 | error, |
2422 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2423 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
2424 | 0 | "%s: unsupported whence.", |
2425 | 0 | function ); |
2426 | |
|
2427 | 0 | return( -1 ); |
2428 | 0 | } |
2429 | 0 | if( whence == SEEK_CUR ) |
2430 | 0 | { |
2431 | 0 | offset += internal_volume->current_offset; |
2432 | 0 | } |
2433 | 0 | else if( whence == SEEK_END ) |
2434 | 0 | { |
2435 | 0 | offset += (off64_t) internal_volume->io_handle->encrypted_volume_size; |
2436 | 0 | } |
2437 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2438 | | if( libcnotify_verbose != 0 ) |
2439 | | { |
2440 | | libcnotify_printf( |
2441 | | "%s: seeking volume data offset: %" PRIi64 ".\n", |
2442 | | function, |
2443 | | offset ); |
2444 | | } |
2445 | | #endif |
2446 | 0 | if( offset < 0 ) |
2447 | 0 | { |
2448 | 0 | libcerror_error_set( |
2449 | 0 | error, |
2450 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2451 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2452 | 0 | "%s: invalid offset value out of bounds.", |
2453 | 0 | function ); |
2454 | |
|
2455 | 0 | return( -1 ); |
2456 | 0 | } |
2457 | 0 | internal_volume->current_offset = offset; |
2458 | |
|
2459 | 0 | return( offset ); |
2460 | 0 | } |
2461 | | |
2462 | | /* Seeks a certain offset of the data |
2463 | | * Returns the offset if seek is successful or -1 on error |
2464 | | */ |
2465 | | off64_t libluksde_volume_seek_offset( |
2466 | | libluksde_volume_t *volume, |
2467 | | off64_t offset, |
2468 | | int whence, |
2469 | | libcerror_error_t **error ) |
2470 | 0 | { |
2471 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2472 | 0 | static char *function = "libluksde_volume_seek_offset"; |
2473 | |
|
2474 | 0 | if( volume == NULL ) |
2475 | 0 | { |
2476 | 0 | libcerror_error_set( |
2477 | 0 | error, |
2478 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2479 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2480 | 0 | "%s: invalid volume.", |
2481 | 0 | function ); |
2482 | |
|
2483 | 0 | return( -1 ); |
2484 | 0 | } |
2485 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2486 | |
|
2487 | 0 | if( internal_volume->file_io_handle == NULL ) |
2488 | 0 | { |
2489 | 0 | libcerror_error_set( |
2490 | 0 | error, |
2491 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2492 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2493 | 0 | "%s: invalid volume - missing file IO handle.", |
2494 | 0 | function ); |
2495 | |
|
2496 | 0 | return( -1 ); |
2497 | 0 | } |
2498 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2499 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
2500 | 0 | internal_volume->read_write_lock, |
2501 | 0 | error ) != 1 ) |
2502 | 0 | { |
2503 | 0 | libcerror_error_set( |
2504 | 0 | error, |
2505 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2506 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2507 | 0 | "%s: unable to grab read/write lock for writing.", |
2508 | 0 | function ); |
2509 | |
|
2510 | 0 | return( -1 ); |
2511 | 0 | } |
2512 | 0 | #endif |
2513 | 0 | offset = libluksde_internal_volume_seek_offset( |
2514 | 0 | internal_volume, |
2515 | 0 | offset, |
2516 | 0 | whence, |
2517 | 0 | error ); |
2518 | |
|
2519 | 0 | if( offset == -1 ) |
2520 | 0 | { |
2521 | 0 | libcerror_error_set( |
2522 | 0 | error, |
2523 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2524 | 0 | LIBCERROR_IO_ERROR_SEEK_FAILED, |
2525 | 0 | "%s: unable to seek offset.", |
2526 | 0 | function ); |
2527 | |
|
2528 | 0 | offset = -1; |
2529 | 0 | } |
2530 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2531 | 0 | if( libcthreads_read_write_lock_release_for_write( |
2532 | 0 | internal_volume->read_write_lock, |
2533 | 0 | error ) != 1 ) |
2534 | 0 | { |
2535 | 0 | libcerror_error_set( |
2536 | 0 | error, |
2537 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2538 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2539 | 0 | "%s: unable to release read/write lock for writing.", |
2540 | 0 | function ); |
2541 | |
|
2542 | 0 | return( -1 ); |
2543 | 0 | } |
2544 | 0 | #endif |
2545 | 0 | return( offset ); |
2546 | 0 | } |
2547 | | |
2548 | | /* Retrieves the current offset of the (volume) data |
2549 | | * Returns 1 if successful or -1 on error |
2550 | | */ |
2551 | | int libluksde_volume_get_offset( |
2552 | | libluksde_volume_t *volume, |
2553 | | off64_t *offset, |
2554 | | libcerror_error_t **error ) |
2555 | 0 | { |
2556 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2557 | 0 | static char *function = "libluksde_volume_get_offset"; |
2558 | |
|
2559 | 0 | if( volume == NULL ) |
2560 | 0 | { |
2561 | 0 | libcerror_error_set( |
2562 | 0 | error, |
2563 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2564 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2565 | 0 | "%s: invalid volume.", |
2566 | 0 | function ); |
2567 | |
|
2568 | 0 | return( -1 ); |
2569 | 0 | } |
2570 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2571 | |
|
2572 | 0 | if( offset == NULL ) |
2573 | 0 | { |
2574 | 0 | libcerror_error_set( |
2575 | 0 | error, |
2576 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2577 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2578 | 0 | "%s: invalid offset.", |
2579 | 0 | function ); |
2580 | |
|
2581 | 0 | return( -1 ); |
2582 | 0 | } |
2583 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2584 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2585 | 0 | internal_volume->read_write_lock, |
2586 | 0 | error ) != 1 ) |
2587 | 0 | { |
2588 | 0 | libcerror_error_set( |
2589 | 0 | error, |
2590 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2591 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2592 | 0 | "%s: unable to grab read/write lock for reading.", |
2593 | 0 | function ); |
2594 | |
|
2595 | 0 | return( -1 ); |
2596 | 0 | } |
2597 | 0 | #endif |
2598 | 0 | *offset = internal_volume->current_offset; |
2599 | |
|
2600 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2601 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2602 | 0 | internal_volume->read_write_lock, |
2603 | 0 | error ) != 1 ) |
2604 | 0 | { |
2605 | 0 | libcerror_error_set( |
2606 | 0 | error, |
2607 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2608 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2609 | 0 | "%s: unable to release read/write lock for reading.", |
2610 | 0 | function ); |
2611 | |
|
2612 | 0 | return( -1 ); |
2613 | 0 | } |
2614 | 0 | #endif |
2615 | 0 | return( 1 ); |
2616 | 0 | } |
2617 | | |
2618 | | /* Retrieves the size |
2619 | | * Returns 1 if successful or -1 on error |
2620 | | */ |
2621 | | int libluksde_volume_get_size( |
2622 | | libluksde_volume_t *volume, |
2623 | | size64_t *size, |
2624 | | libcerror_error_t **error ) |
2625 | 0 | { |
2626 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2627 | 0 | static char *function = "libluksde_volume_get_size"; |
2628 | |
|
2629 | 0 | if( volume == NULL ) |
2630 | 0 | { |
2631 | 0 | libcerror_error_set( |
2632 | 0 | error, |
2633 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2634 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2635 | 0 | "%s: invalid volume.", |
2636 | 0 | function ); |
2637 | |
|
2638 | 0 | return( -1 ); |
2639 | 0 | } |
2640 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2641 | |
|
2642 | 0 | if( internal_volume->io_handle == NULL ) |
2643 | 0 | { |
2644 | 0 | libcerror_error_set( |
2645 | 0 | error, |
2646 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2647 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2648 | 0 | "%s: invalid volume - missing IO handle.", |
2649 | 0 | function ); |
2650 | |
|
2651 | 0 | return( -1 ); |
2652 | 0 | } |
2653 | 0 | if( size == NULL ) |
2654 | 0 | { |
2655 | 0 | libcerror_error_set( |
2656 | 0 | error, |
2657 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2658 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2659 | 0 | "%s: invalid size.", |
2660 | 0 | function ); |
2661 | |
|
2662 | 0 | return( -1 ); |
2663 | 0 | } |
2664 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2665 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2666 | 0 | internal_volume->read_write_lock, |
2667 | 0 | error ) != 1 ) |
2668 | 0 | { |
2669 | 0 | libcerror_error_set( |
2670 | 0 | error, |
2671 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2672 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2673 | 0 | "%s: unable to grab read/write lock for reading.", |
2674 | 0 | function ); |
2675 | |
|
2676 | 0 | return( -1 ); |
2677 | 0 | } |
2678 | 0 | #endif |
2679 | 0 | *size = internal_volume->io_handle->encrypted_volume_size; |
2680 | |
|
2681 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2682 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2683 | 0 | internal_volume->read_write_lock, |
2684 | 0 | error ) != 1 ) |
2685 | 0 | { |
2686 | 0 | libcerror_error_set( |
2687 | 0 | error, |
2688 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2689 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2690 | 0 | "%s: unable to release read/write lock for reading.", |
2691 | 0 | function ); |
2692 | |
|
2693 | 0 | return( -1 ); |
2694 | 0 | } |
2695 | 0 | #endif |
2696 | 0 | return( 1 ); |
2697 | 0 | } |
2698 | | |
2699 | | /* Retrieves the encryption method |
2700 | | * Returns 1 if successful or -1 on error |
2701 | | */ |
2702 | | int libluksde_volume_get_encryption_method( |
2703 | | libluksde_volume_t *volume, |
2704 | | int *encryption_method, |
2705 | | int *encryption_chaining_mode, |
2706 | | libcerror_error_t **error ) |
2707 | 0 | { |
2708 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2709 | 0 | static char *function = "libluksde_volume_get_encryption_method"; |
2710 | |
|
2711 | 0 | if( volume == NULL ) |
2712 | 0 | { |
2713 | 0 | libcerror_error_set( |
2714 | 0 | error, |
2715 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2716 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2717 | 0 | "%s: invalid volume.", |
2718 | 0 | function ); |
2719 | |
|
2720 | 0 | return( -1 ); |
2721 | 0 | } |
2722 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2723 | |
|
2724 | 0 | if( internal_volume->volume_header == NULL ) |
2725 | 0 | { |
2726 | 0 | libcerror_error_set( |
2727 | 0 | error, |
2728 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2729 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2730 | 0 | "%s: invalid volume - missing volume header.", |
2731 | 0 | function ); |
2732 | |
|
2733 | 0 | return( -1 ); |
2734 | 0 | } |
2735 | 0 | if( encryption_method == NULL ) |
2736 | 0 | { |
2737 | 0 | libcerror_error_set( |
2738 | 0 | error, |
2739 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2740 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2741 | 0 | "%s: invalid encryption method.", |
2742 | 0 | function ); |
2743 | |
|
2744 | 0 | return( -1 ); |
2745 | 0 | } |
2746 | 0 | if( encryption_chaining_mode == NULL ) |
2747 | 0 | { |
2748 | 0 | libcerror_error_set( |
2749 | 0 | error, |
2750 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2751 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2752 | 0 | "%s: invalid encryption chaining mode.", |
2753 | 0 | function ); |
2754 | |
|
2755 | 0 | return( -1 ); |
2756 | 0 | } |
2757 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2758 | 0 | if( libcthreads_read_write_lock_grab_for_read( |
2759 | 0 | internal_volume->read_write_lock, |
2760 | 0 | error ) != 1 ) |
2761 | 0 | { |
2762 | 0 | libcerror_error_set( |
2763 | 0 | error, |
2764 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2765 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2766 | 0 | "%s: unable to grab read/write lock for reading.", |
2767 | 0 | function ); |
2768 | |
|
2769 | 0 | return( -1 ); |
2770 | 0 | } |
2771 | 0 | #endif |
2772 | 0 | *encryption_method = internal_volume->volume_header->encryption_method; |
2773 | 0 | *encryption_chaining_mode = internal_volume->volume_header->encryption_chaining_mode; |
2774 | |
|
2775 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2776 | 0 | if( libcthreads_read_write_lock_release_for_read( |
2777 | 0 | internal_volume->read_write_lock, |
2778 | 0 | error ) != 1 ) |
2779 | 0 | { |
2780 | 0 | libcerror_error_set( |
2781 | 0 | error, |
2782 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2783 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2784 | 0 | "%s: unable to release read/write lock for reading.", |
2785 | 0 | function ); |
2786 | |
|
2787 | 0 | return( -1 ); |
2788 | 0 | } |
2789 | 0 | #endif |
2790 | 0 | return( 1 ); |
2791 | 0 | } |
2792 | | |
2793 | | /* Retrieves the volume identifier |
2794 | | * The identifier is an UUID and is 16 bytes of size |
2795 | | * Returns 1 if successful, 0 if not or or -1 on error |
2796 | | */ |
2797 | | int libluksde_volume_get_volume_identifier( |
2798 | | libluksde_volume_t *volume, |
2799 | | uint8_t *uuid_data, |
2800 | | size_t uuid_data_size, |
2801 | | libcerror_error_t **error ) |
2802 | 0 | { |
2803 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2804 | 0 | static char *function = "libluksde_volume_get_volume_identifier"; |
2805 | 0 | int result = 0; |
2806 | |
|
2807 | 0 | if( volume == NULL ) |
2808 | 0 | { |
2809 | 0 | libcerror_error_set( |
2810 | 0 | error, |
2811 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2812 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2813 | 0 | "%s: invalid volume.", |
2814 | 0 | function ); |
2815 | |
|
2816 | 0 | return( -1 ); |
2817 | 0 | } |
2818 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2819 | |
|
2820 | | #if defined( HAVE_LIBBDE_MULTI_THREAD_SUPPORT ) |
2821 | | if( libcthreads_read_write_lock_grab_for_read( |
2822 | | internal_volume->read_write_lock, |
2823 | | error ) != 1 ) |
2824 | | { |
2825 | | libcerror_error_set( |
2826 | | error, |
2827 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2828 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2829 | | "%s: unable to grab read/write lock for reading.", |
2830 | | function ); |
2831 | | |
2832 | | return( -1 ); |
2833 | | } |
2834 | | #endif |
2835 | 0 | if( internal_volume->volume_header != NULL ) |
2836 | 0 | { |
2837 | 0 | result = libluksde_volume_header_get_volume_identifier( |
2838 | 0 | internal_volume->volume_header, |
2839 | 0 | uuid_data, |
2840 | 0 | uuid_data_size, |
2841 | 0 | error ); |
2842 | |
|
2843 | 0 | if( result != 1 ) |
2844 | 0 | { |
2845 | 0 | libcerror_error_set( |
2846 | 0 | error, |
2847 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2848 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2849 | 0 | "%s: unable to retrieve volume identifier.", |
2850 | 0 | function ); |
2851 | |
|
2852 | 0 | result = -1; |
2853 | 0 | } |
2854 | 0 | } |
2855 | | #if defined( HAVE_LIBBDE_MULTI_THREAD_SUPPORT ) |
2856 | | if( libcthreads_read_write_lock_release_for_read( |
2857 | | internal_volume->read_write_lock, |
2858 | | error ) != 1 ) |
2859 | | { |
2860 | | libcerror_error_set( |
2861 | | error, |
2862 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2863 | | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2864 | | "%s: unable to release read/write lock for reading.", |
2865 | | function ); |
2866 | | |
2867 | | return( -1 ); |
2868 | | } |
2869 | | #endif |
2870 | 0 | return( result ); |
2871 | 0 | } |
2872 | | |
2873 | | /* Sets the key |
2874 | | * This function needs to be used before one of the open functions |
2875 | | * Returns 1 if successful or -1 on error |
2876 | | */ |
2877 | | int libluksde_volume_set_key( |
2878 | | libluksde_volume_t *volume, |
2879 | | const uint8_t *master_key, |
2880 | | size_t master_key_size, |
2881 | | libcerror_error_t **error ) |
2882 | 0 | { |
2883 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
2884 | 0 | static char *function = "libluksde_volume_set_key"; |
2885 | |
|
2886 | 0 | if( volume == NULL ) |
2887 | 0 | { |
2888 | 0 | libcerror_error_set( |
2889 | 0 | error, |
2890 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2891 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2892 | 0 | "%s: invalid volume.", |
2893 | 0 | function ); |
2894 | |
|
2895 | 0 | return( -1 ); |
2896 | 0 | } |
2897 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
2898 | |
|
2899 | 0 | if( master_key == NULL ) |
2900 | 0 | { |
2901 | 0 | libcerror_error_set( |
2902 | 0 | error, |
2903 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2904 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2905 | 0 | "%s: invalid master key.", |
2906 | 0 | function ); |
2907 | |
|
2908 | 0 | return( -1 ); |
2909 | 0 | } |
2910 | 0 | if( ( master_key_size != 16 ) |
2911 | 0 | && ( master_key_size != 32 ) |
2912 | 0 | && ( master_key_size != 64 ) ) |
2913 | 0 | { |
2914 | 0 | libcerror_error_set( |
2915 | 0 | error, |
2916 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2917 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
2918 | 0 | "%s: unsupported master key size.", |
2919 | 0 | function ); |
2920 | |
|
2921 | 0 | return( -1 ); |
2922 | 0 | } |
2923 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2924 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
2925 | 0 | internal_volume->read_write_lock, |
2926 | 0 | error ) != 1 ) |
2927 | 0 | { |
2928 | 0 | libcerror_error_set( |
2929 | 0 | error, |
2930 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2931 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2932 | 0 | "%s: unable to grab read/write lock for writing.", |
2933 | 0 | function ); |
2934 | |
|
2935 | 0 | return( -1 ); |
2936 | 0 | } |
2937 | 0 | #endif |
2938 | 0 | if( memory_set( |
2939 | 0 | internal_volume->master_key, |
2940 | 0 | 0, |
2941 | 0 | 64 ) == NULL ) |
2942 | 0 | { |
2943 | 0 | libcerror_error_set( |
2944 | 0 | error, |
2945 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2946 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
2947 | 0 | "%s: unable to clear master key.", |
2948 | 0 | function ); |
2949 | |
|
2950 | 0 | goto on_error; |
2951 | 0 | } |
2952 | 0 | if( memory_copy( |
2953 | 0 | internal_volume->master_key, |
2954 | 0 | master_key, |
2955 | 0 | master_key_size ) == NULL ) |
2956 | 0 | { |
2957 | 0 | libcerror_error_set( |
2958 | 0 | error, |
2959 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2960 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
2961 | 0 | "%s: unable to copy master key.", |
2962 | 0 | function ); |
2963 | |
|
2964 | 0 | goto on_error; |
2965 | 0 | } |
2966 | 0 | internal_volume->master_key_size = (uint32_t) master_key_size; |
2967 | |
|
2968 | 0 | internal_volume->volume_master_key_is_set = 1; |
2969 | |
|
2970 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2971 | 0 | if( libcthreads_read_write_lock_release_for_write( |
2972 | 0 | internal_volume->read_write_lock, |
2973 | 0 | error ) != 1 ) |
2974 | 0 | { |
2975 | 0 | libcerror_error_set( |
2976 | 0 | error, |
2977 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2978 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2979 | 0 | "%s: unable to release read/write lock for writing.", |
2980 | 0 | function ); |
2981 | |
|
2982 | 0 | return( -1 ); |
2983 | 0 | } |
2984 | 0 | #endif |
2985 | 0 | return( 1 ); |
2986 | | |
2987 | 0 | on_error: |
2988 | 0 | memory_set( |
2989 | 0 | internal_volume->master_key, |
2990 | 0 | 0, |
2991 | 0 | 32 ); |
2992 | |
|
2993 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
2994 | 0 | libcthreads_read_write_lock_release_for_write( |
2995 | 0 | internal_volume->read_write_lock, |
2996 | 0 | NULL ); |
2997 | 0 | #endif |
2998 | 0 | return( -1 ); |
2999 | 0 | } |
3000 | | |
3001 | | /* Sets the keys |
3002 | | * This function needs to be used before one of the open functions |
3003 | | * Returns 1 if successful or -1 on error |
3004 | | */ |
3005 | | int libluksde_volume_set_keys( |
3006 | | libluksde_volume_t *volume, |
3007 | | const uint8_t *master_key, |
3008 | | size_t master_key_size, |
3009 | | libcerror_error_t **error ) |
3010 | 0 | { |
3011 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
3012 | 0 | static char *function = "libluksde_volume_set_keys"; |
3013 | |
|
3014 | 0 | if( volume == NULL ) |
3015 | 0 | { |
3016 | 0 | libcerror_error_set( |
3017 | 0 | error, |
3018 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3019 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3020 | 0 | "%s: invalid volume.", |
3021 | 0 | function ); |
3022 | |
|
3023 | 0 | return( -1 ); |
3024 | 0 | } |
3025 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
3026 | |
|
3027 | 0 | if( master_key == NULL ) |
3028 | 0 | { |
3029 | 0 | libcerror_error_set( |
3030 | 0 | error, |
3031 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3032 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3033 | 0 | "%s: invalid master key.", |
3034 | 0 | function ); |
3035 | |
|
3036 | 0 | return( -1 ); |
3037 | 0 | } |
3038 | 0 | if( ( master_key_size != 16 ) |
3039 | 0 | && ( master_key_size != 32 ) ) |
3040 | 0 | { |
3041 | 0 | libcerror_error_set( |
3042 | 0 | error, |
3043 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3044 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
3045 | 0 | "%s: unsupported master key size.", |
3046 | 0 | function ); |
3047 | |
|
3048 | 0 | return( -1 ); |
3049 | 0 | } |
3050 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3051 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
3052 | 0 | internal_volume->read_write_lock, |
3053 | 0 | error ) != 1 ) |
3054 | 0 | { |
3055 | 0 | libcerror_error_set( |
3056 | 0 | error, |
3057 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3058 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3059 | 0 | "%s: unable to grab read/write lock for writing.", |
3060 | 0 | function ); |
3061 | |
|
3062 | 0 | return( -1 ); |
3063 | 0 | } |
3064 | 0 | #endif |
3065 | 0 | if( master_key_size < 32 ) |
3066 | 0 | { |
3067 | 0 | if( memory_set( |
3068 | 0 | internal_volume->master_key, |
3069 | 0 | 0, |
3070 | 0 | 32 ) == NULL ) |
3071 | 0 | { |
3072 | 0 | libcerror_error_set( |
3073 | 0 | error, |
3074 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3075 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
3076 | 0 | "%s: unable to clear master key.", |
3077 | 0 | function ); |
3078 | |
|
3079 | 0 | goto on_error; |
3080 | 0 | } |
3081 | 0 | } |
3082 | 0 | if( memory_copy( |
3083 | 0 | internal_volume->master_key, |
3084 | 0 | master_key, |
3085 | 0 | master_key_size ) == NULL ) |
3086 | 0 | { |
3087 | 0 | libcerror_error_set( |
3088 | 0 | error, |
3089 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3090 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
3091 | 0 | "%s: unable to copy master key.", |
3092 | 0 | function ); |
3093 | |
|
3094 | 0 | goto on_error; |
3095 | 0 | } |
3096 | 0 | internal_volume->master_key_size = (uint32_t) master_key_size; |
3097 | |
|
3098 | 0 | internal_volume->volume_master_key_is_set = 1; |
3099 | |
|
3100 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3101 | 0 | if( libcthreads_read_write_lock_release_for_write( |
3102 | 0 | internal_volume->read_write_lock, |
3103 | 0 | error ) != 1 ) |
3104 | 0 | { |
3105 | 0 | libcerror_error_set( |
3106 | 0 | error, |
3107 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3108 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3109 | 0 | "%s: unable to release read/write lock for writing.", |
3110 | 0 | function ); |
3111 | |
|
3112 | 0 | return( -1 ); |
3113 | 0 | } |
3114 | 0 | #endif |
3115 | 0 | return( 1 ); |
3116 | | |
3117 | 0 | on_error: |
3118 | 0 | memory_set( |
3119 | 0 | internal_volume->master_key, |
3120 | 0 | 0, |
3121 | 0 | 32 ); |
3122 | |
|
3123 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3124 | 0 | libcthreads_read_write_lock_release_for_write( |
3125 | 0 | internal_volume->read_write_lock, |
3126 | 0 | NULL ); |
3127 | 0 | #endif |
3128 | 0 | return( -1 ); |
3129 | 0 | } |
3130 | | |
3131 | | /* Sets an UTF-8 formatted password |
3132 | | * This function needs to be used before one of the open functions |
3133 | | * Returns 1 if successful, 0 if password is invalid or -1 on error |
3134 | | */ |
3135 | | int libluksde_volume_set_utf8_password( |
3136 | | libluksde_volume_t *volume, |
3137 | | const uint8_t *utf8_string, |
3138 | | size_t utf8_string_length, |
3139 | | libcerror_error_t **error ) |
3140 | 0 | { |
3141 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
3142 | 0 | static char *function = "libluksde_volume_set_utf8_password"; |
3143 | |
|
3144 | 0 | if( volume == NULL ) |
3145 | 0 | { |
3146 | 0 | libcerror_error_set( |
3147 | 0 | error, |
3148 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3149 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3150 | 0 | "%s: invalid volume.", |
3151 | 0 | function ); |
3152 | |
|
3153 | 0 | return( -1 ); |
3154 | 0 | } |
3155 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
3156 | |
|
3157 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3158 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
3159 | 0 | internal_volume->read_write_lock, |
3160 | 0 | error ) != 1 ) |
3161 | 0 | { |
3162 | 0 | libcerror_error_set( |
3163 | 0 | error, |
3164 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3165 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3166 | 0 | "%s: unable to grab read/write lock for writing.", |
3167 | 0 | function ); |
3168 | |
|
3169 | 0 | return( -1 ); |
3170 | 0 | } |
3171 | 0 | #endif |
3172 | 0 | if( internal_volume->user_password != NULL ) |
3173 | 0 | { |
3174 | 0 | if( memory_set( |
3175 | 0 | internal_volume->user_password, |
3176 | 0 | 0, |
3177 | 0 | internal_volume->user_password_size ) == NULL ) |
3178 | 0 | { |
3179 | 0 | libcerror_error_set( |
3180 | 0 | error, |
3181 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3182 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
3183 | 0 | "%s: unable to user password.", |
3184 | 0 | function ); |
3185 | |
|
3186 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3187 | 0 | libcthreads_read_write_lock_release_for_write( |
3188 | 0 | internal_volume->read_write_lock, |
3189 | 0 | NULL ); |
3190 | 0 | #endif |
3191 | 0 | return( -1 ); |
3192 | 0 | } |
3193 | 0 | memory_free( |
3194 | 0 | internal_volume->user_password ); |
3195 | |
|
3196 | 0 | internal_volume->user_password = NULL; |
3197 | 0 | internal_volume->user_password_size = 0; |
3198 | 0 | } |
3199 | 0 | if( libuna_byte_stream_size_from_utf8( |
3200 | 0 | utf8_string, |
3201 | 0 | utf8_string_length, |
3202 | 0 | LIBLUKSDE_CODEPAGE_US_ASCII, |
3203 | 0 | &( internal_volume->user_password_size ), |
3204 | 0 | error ) != 1 ) |
3205 | 0 | { |
3206 | 0 | libcerror_error_set( |
3207 | 0 | error, |
3208 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3209 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3210 | 0 | "%s: unable to set password size.", |
3211 | 0 | function ); |
3212 | |
|
3213 | 0 | goto on_error; |
3214 | 0 | } |
3215 | 0 | internal_volume->user_password_size += 1; |
3216 | |
|
3217 | 0 | if( internal_volume->user_password_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) |
3218 | 0 | { |
3219 | 0 | libcerror_error_set( |
3220 | 0 | error, |
3221 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3222 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3223 | 0 | "%s: invalid volume - user password size value exceeds maximum allocation size.", |
3224 | 0 | function ); |
3225 | |
|
3226 | 0 | goto on_error; |
3227 | 0 | } |
3228 | 0 | internal_volume->user_password = (uint8_t *) memory_allocate( |
3229 | 0 | sizeof( uint8_t ) * internal_volume->user_password_size ); |
3230 | |
|
3231 | 0 | if( internal_volume->user_password == NULL ) |
3232 | 0 | { |
3233 | 0 | libcerror_error_set( |
3234 | 0 | error, |
3235 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3236 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3237 | 0 | "%s: unable to create user password.", |
3238 | 0 | function ); |
3239 | |
|
3240 | 0 | goto on_error; |
3241 | 0 | } |
3242 | 0 | if( libuna_byte_stream_copy_from_utf8( |
3243 | 0 | internal_volume->user_password, |
3244 | 0 | internal_volume->user_password_size, |
3245 | 0 | LIBLUKSDE_CODEPAGE_US_ASCII, |
3246 | 0 | utf8_string, |
3247 | 0 | utf8_string_length, |
3248 | 0 | error ) != 1 ) |
3249 | 0 | { |
3250 | 0 | libcerror_error_set( |
3251 | 0 | error, |
3252 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3253 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3254 | 0 | "%s: unable to copy user password.", |
3255 | 0 | function ); |
3256 | |
|
3257 | 0 | goto on_error; |
3258 | 0 | } |
3259 | 0 | internal_volume->user_password[ internal_volume->user_password_size - 1 ] = 0; |
3260 | |
|
3261 | 0 | internal_volume->user_password_is_set = 1; |
3262 | |
|
3263 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3264 | | if( libcnotify_verbose != 0 ) |
3265 | | { |
3266 | | libcnotify_printf( |
3267 | | "%s: user password: %s\n", |
3268 | | function, |
3269 | | internal_volume->user_password ); |
3270 | | } |
3271 | | #endif |
3272 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3273 | 0 | if( libcthreads_read_write_lock_release_for_write( |
3274 | 0 | internal_volume->read_write_lock, |
3275 | 0 | error ) != 1 ) |
3276 | 0 | { |
3277 | 0 | libcerror_error_set( |
3278 | 0 | error, |
3279 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3280 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3281 | 0 | "%s: unable to release read/write lock for writing.", |
3282 | 0 | function ); |
3283 | |
|
3284 | 0 | return( -1 ); |
3285 | 0 | } |
3286 | 0 | #endif |
3287 | 0 | return( 1 ); |
3288 | | |
3289 | 0 | on_error: |
3290 | 0 | if( internal_volume->user_password != NULL ) |
3291 | 0 | { |
3292 | 0 | memory_set( |
3293 | 0 | internal_volume->user_password, |
3294 | 0 | 0, |
3295 | 0 | internal_volume->user_password_size ); |
3296 | 0 | memory_free( |
3297 | 0 | internal_volume->user_password ); |
3298 | |
|
3299 | 0 | internal_volume->user_password = NULL; |
3300 | 0 | } |
3301 | 0 | internal_volume->user_password_size = 0; |
3302 | |
|
3303 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3304 | 0 | libcthreads_read_write_lock_release_for_write( |
3305 | 0 | internal_volume->read_write_lock, |
3306 | 0 | NULL ); |
3307 | 0 | #endif |
3308 | 0 | return( -1 ); |
3309 | 0 | } |
3310 | | |
3311 | | /* Sets an UTF-16 formatted password |
3312 | | * This function needs to be used before one of the open functions |
3313 | | * Returns 1 if successful, 0 if password is invalid or -1 on error |
3314 | | */ |
3315 | | int libluksde_volume_set_utf16_password( |
3316 | | libluksde_volume_t *volume, |
3317 | | const uint16_t *utf16_string, |
3318 | | size_t utf16_string_length, |
3319 | | libcerror_error_t **error ) |
3320 | 0 | { |
3321 | 0 | libluksde_internal_volume_t *internal_volume = NULL; |
3322 | 0 | static char *function = "libluksde_volume_set_utf16_password"; |
3323 | |
|
3324 | 0 | if( volume == NULL ) |
3325 | 0 | { |
3326 | 0 | libcerror_error_set( |
3327 | 0 | error, |
3328 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3329 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3330 | 0 | "%s: invalid volume.", |
3331 | 0 | function ); |
3332 | |
|
3333 | 0 | return( -1 ); |
3334 | 0 | } |
3335 | 0 | internal_volume = (libluksde_internal_volume_t *) volume; |
3336 | |
|
3337 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3338 | 0 | if( libcthreads_read_write_lock_grab_for_write( |
3339 | 0 | internal_volume->read_write_lock, |
3340 | 0 | error ) != 1 ) |
3341 | 0 | { |
3342 | 0 | libcerror_error_set( |
3343 | 0 | error, |
3344 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3345 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3346 | 0 | "%s: unable to grab read/write lock for writing.", |
3347 | 0 | function ); |
3348 | |
|
3349 | 0 | return( -1 ); |
3350 | 0 | } |
3351 | 0 | #endif |
3352 | 0 | if( internal_volume->user_password != NULL ) |
3353 | 0 | { |
3354 | 0 | if( memory_set( |
3355 | 0 | internal_volume->user_password, |
3356 | 0 | 0, |
3357 | 0 | internal_volume->user_password_size ) == NULL ) |
3358 | 0 | { |
3359 | 0 | libcerror_error_set( |
3360 | 0 | error, |
3361 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3362 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
3363 | 0 | "%s: unable to user password.", |
3364 | 0 | function ); |
3365 | |
|
3366 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3367 | 0 | libcthreads_read_write_lock_release_for_write( |
3368 | 0 | internal_volume->read_write_lock, |
3369 | 0 | NULL ); |
3370 | 0 | #endif |
3371 | 0 | return( -1 ); |
3372 | 0 | } |
3373 | 0 | memory_free( |
3374 | 0 | internal_volume->user_password ); |
3375 | |
|
3376 | 0 | internal_volume->user_password = NULL; |
3377 | 0 | internal_volume->user_password_size = 0; |
3378 | 0 | } |
3379 | 0 | if( libuna_byte_stream_size_from_utf16( |
3380 | 0 | utf16_string, |
3381 | 0 | utf16_string_length, |
3382 | 0 | LIBLUKSDE_CODEPAGE_US_ASCII, |
3383 | 0 | &( internal_volume->user_password_size ), |
3384 | 0 | error ) != 1 ) |
3385 | 0 | { |
3386 | 0 | libcerror_error_set( |
3387 | 0 | error, |
3388 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3389 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3390 | 0 | "%s: unable to set password length.", |
3391 | 0 | function ); |
3392 | |
|
3393 | 0 | goto on_error; |
3394 | 0 | } |
3395 | 0 | internal_volume->user_password_size += 1; |
3396 | |
|
3397 | 0 | if( internal_volume->user_password_size > (size_t) MEMORY_MAXIMUM_ALLOCATION_SIZE ) |
3398 | 0 | { |
3399 | 0 | libcerror_error_set( |
3400 | 0 | error, |
3401 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3402 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3403 | 0 | "%s: invalid volume - user password size value exceeds maximum allocation size.", |
3404 | 0 | function ); |
3405 | |
|
3406 | 0 | goto on_error; |
3407 | 0 | } |
3408 | 0 | internal_volume->user_password = (uint8_t *) memory_allocate( |
3409 | 0 | sizeof( uint8_t ) * internal_volume->user_password_size ); |
3410 | |
|
3411 | 0 | if( internal_volume->user_password == NULL ) |
3412 | 0 | { |
3413 | 0 | libcerror_error_set( |
3414 | 0 | error, |
3415 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3416 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3417 | 0 | "%s: unable to create user password.", |
3418 | 0 | function ); |
3419 | |
|
3420 | 0 | goto on_error; |
3421 | 0 | } |
3422 | 0 | if( libuna_byte_stream_copy_from_utf16( |
3423 | 0 | internal_volume->user_password, |
3424 | 0 | internal_volume->user_password_size, |
3425 | 0 | LIBLUKSDE_CODEPAGE_US_ASCII, |
3426 | 0 | utf16_string, |
3427 | 0 | utf16_string_length, |
3428 | 0 | error ) != 1 ) |
3429 | 0 | { |
3430 | 0 | libcerror_error_set( |
3431 | 0 | error, |
3432 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3433 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3434 | 0 | "%s: unable to copy user password.", |
3435 | 0 | function ); |
3436 | |
|
3437 | 0 | goto on_error; |
3438 | 0 | } |
3439 | 0 | internal_volume->user_password[ internal_volume->user_password_size - 1 ] = 0; |
3440 | |
|
3441 | 0 | internal_volume->user_password_is_set = 1; |
3442 | |
|
3443 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3444 | | if( libcnotify_verbose != 0 ) |
3445 | | { |
3446 | | libcnotify_printf( |
3447 | | "%s: user password: %s\n", |
3448 | | function, |
3449 | | internal_volume->user_password ); |
3450 | | } |
3451 | | #endif |
3452 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3453 | 0 | if( libcthreads_read_write_lock_release_for_write( |
3454 | 0 | internal_volume->read_write_lock, |
3455 | 0 | error ) != 1 ) |
3456 | 0 | { |
3457 | 0 | libcerror_error_set( |
3458 | 0 | error, |
3459 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3460 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3461 | 0 | "%s: unable to release read/write lock for writing.", |
3462 | 0 | function ); |
3463 | |
|
3464 | 0 | return( -1 ); |
3465 | 0 | } |
3466 | 0 | #endif |
3467 | 0 | return( 1 ); |
3468 | | |
3469 | 0 | on_error: |
3470 | 0 | if( internal_volume->user_password != NULL ) |
3471 | 0 | { |
3472 | 0 | memory_set( |
3473 | 0 | internal_volume->user_password, |
3474 | 0 | 0, |
3475 | 0 | internal_volume->user_password_size ); |
3476 | 0 | memory_free( |
3477 | 0 | internal_volume->user_password ); |
3478 | |
|
3479 | 0 | internal_volume->user_password = NULL; |
3480 | 0 | } |
3481 | 0 | internal_volume->user_password_size = 0; |
3482 | |
|
3483 | 0 | #if defined( HAVE_LIBLUKSDE_MULTI_THREAD_SUPPORT ) |
3484 | 0 | libcthreads_read_write_lock_release_for_write( |
3485 | 0 | internal_volume->read_write_lock, |
3486 | 0 | NULL ); |
3487 | 0 | #endif |
3488 | 0 | return( -1 ); |
3489 | 0 | } |
3490 | | |