/src/libewf/libewf/libewf_write_io_handle.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Low level writing functions |
3 | | * |
4 | | * Copyright (C) 2006-2024, Joachim Metz <joachim.metz@gmail.com> |
5 | | * |
6 | | * Refer to AUTHORS for acknowledgements. |
7 | | * |
8 | | * This program is free software: you can redistribute it and/or modify |
9 | | * it under the terms of the GNU Lesser General Public License as published by |
10 | | * the Free Software Foundation, either version 3 of the License, or |
11 | | * (at your option) any later version. |
12 | | * |
13 | | * This program is distributed in the hope that it will be useful, |
14 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | | * GNU General Public License for more details. |
17 | | * |
18 | | * You should have received a copy of the GNU Lesser General Public License |
19 | | * along with this program. If not, see <https://www.gnu.org/licenses/>. |
20 | | */ |
21 | | |
22 | | #include <common.h> |
23 | | #include <byte_stream.h> |
24 | | #include <memory.h> |
25 | | #include <system_string.h> |
26 | | #include <types.h> |
27 | | |
28 | | #if defined( HAVE_SYS_TIME_H ) |
29 | | #include <sys/time.h> |
30 | | #endif |
31 | | |
32 | | #include <time.h> |
33 | | |
34 | | #include "libewf_chunk_data.h" |
35 | | #include "libewf_chunk_descriptor.h" |
36 | | #include "libewf_chunk_table.h" |
37 | | #include "libewf_compression.h" |
38 | | #include "libewf_definitions.h" |
39 | | #include "libewf_filename.h" |
40 | | #include "libewf_header_sections.h" |
41 | | #include "libewf_header_values.h" |
42 | | #include "libewf_io_handle.h" |
43 | | #include "libewf_libbfio.h" |
44 | | #include "libewf_libcdata.h" |
45 | | #include "libewf_libcerror.h" |
46 | | #include "libewf_libcnotify.h" |
47 | | #include "libewf_libfcache.h" |
48 | | #include "libewf_libfdata.h" |
49 | | #include "libewf_libfvalue.h" |
50 | | #include "libewf_media_values.h" |
51 | | #include "libewf_read_io_handle.h" |
52 | | #include "libewf_section.h" |
53 | | #include "libewf_segment_file.h" |
54 | | #include "libewf_segment_table.h" |
55 | | #include "libewf_unused.h" |
56 | | #include "libewf_write_io_handle.h" |
57 | | |
58 | | #include "ewf_data.h" |
59 | | #include "ewf_section.h" |
60 | | #include "ewf_table.h" |
61 | | |
62 | | /* Creates a write IO handle |
63 | | * Make sure the value write_io_handle is referencing, is set to NULL |
64 | | * Returns 1 if successful or -1 on error |
65 | | */ |
66 | | int libewf_write_io_handle_initialize( |
67 | | libewf_write_io_handle_t **write_io_handle, |
68 | | libewf_io_handle_t *io_handle, |
69 | | libcerror_error_t **error ) |
70 | 0 | { |
71 | 0 | static char *function = "libewf_write_io_handle_initialize"; |
72 | |
|
73 | 0 | if( write_io_handle == NULL ) |
74 | 0 | { |
75 | 0 | libcerror_error_set( |
76 | 0 | error, |
77 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
78 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
79 | 0 | "%s: invalid write IO handle.", |
80 | 0 | function ); |
81 | |
|
82 | 0 | return( -1 ); |
83 | 0 | } |
84 | 0 | if( *write_io_handle != NULL ) |
85 | 0 | { |
86 | 0 | libcerror_error_set( |
87 | 0 | error, |
88 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
89 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
90 | 0 | "%s: invalid write IO handle value already set.", |
91 | 0 | function ); |
92 | |
|
93 | 0 | return( -1 ); |
94 | 0 | } |
95 | 0 | if( io_handle == NULL ) |
96 | 0 | { |
97 | 0 | libcerror_error_set( |
98 | 0 | error, |
99 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
100 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
101 | 0 | "%s: invalid IO handle.", |
102 | 0 | function ); |
103 | |
|
104 | 0 | return( -1 ); |
105 | 0 | } |
106 | 0 | *write_io_handle = memory_allocate_structure( |
107 | 0 | libewf_write_io_handle_t ); |
108 | |
|
109 | 0 | if( *write_io_handle == NULL ) |
110 | 0 | { |
111 | 0 | libcerror_error_set( |
112 | 0 | error, |
113 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
114 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
115 | 0 | "%s: unable to create write IO handle.", |
116 | 0 | function ); |
117 | |
|
118 | 0 | goto on_error; |
119 | 0 | } |
120 | 0 | if( memory_set( |
121 | 0 | *write_io_handle, |
122 | 0 | 0, |
123 | 0 | sizeof( libewf_write_io_handle_t ) ) == NULL ) |
124 | 0 | { |
125 | 0 | libcerror_error_set( |
126 | 0 | error, |
127 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
128 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
129 | 0 | "%s: unable to clear write IO handle.", |
130 | 0 | function ); |
131 | |
|
132 | 0 | memory_free( |
133 | 0 | *write_io_handle ); |
134 | |
|
135 | 0 | *write_io_handle = NULL; |
136 | |
|
137 | 0 | return( -1 ); |
138 | 0 | } |
139 | 0 | if( libcdata_array_initialize( |
140 | 0 | &( ( *write_io_handle )->chunks_section ), |
141 | 0 | 0, |
142 | 0 | error ) != 1 ) |
143 | 0 | { |
144 | 0 | libcerror_error_set( |
145 | 0 | error, |
146 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
147 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
148 | 0 | "%s: unable to create chunk section.", |
149 | 0 | function ); |
150 | |
|
151 | 0 | goto on_error; |
152 | 0 | } |
153 | 0 | ( *write_io_handle )->pack_flags = LIBEWF_PACK_FLAG_CALCULATE_CHECKSUM; |
154 | 0 | ( *write_io_handle )->section_descriptor_size = sizeof( ewf_section_descriptor_v1_t ); |
155 | 0 | ( *write_io_handle )->table_header_size = sizeof( ewf_table_header_v1_t ); |
156 | 0 | ( *write_io_handle )->table_entry_size = sizeof( ewf_table_entry_v1_t ); |
157 | 0 | ( *write_io_handle )->maximum_segment_file_size = INT64_MAX; |
158 | 0 | ( *write_io_handle )->remaining_segment_file_size = LIBEWF_DEFAULT_SEGMENT_FILE_SIZE; |
159 | 0 | ( *write_io_handle )->maximum_chunks_per_section = LIBEWF_MAXIMUM_TABLE_ENTRIES_ENCASE6; |
160 | 0 | ( *write_io_handle )->maximum_number_of_segments = (uint32_t) 14971; |
161 | 0 | ( *write_io_handle )->current_file_io_pool_entry = -1; |
162 | |
|
163 | 0 | return( 1 ); |
164 | | |
165 | 0 | on_error: |
166 | 0 | if( *write_io_handle != NULL ) |
167 | 0 | { |
168 | 0 | memory_free( |
169 | 0 | *write_io_handle ); |
170 | |
|
171 | 0 | *write_io_handle = NULL; |
172 | 0 | } |
173 | 0 | return( -1 ); |
174 | 0 | } |
175 | | |
176 | | /* Frees a write IO handle |
177 | | * Returns 1 if successful or -1 on error |
178 | | */ |
179 | | int libewf_write_io_handle_free( |
180 | | libewf_write_io_handle_t **write_io_handle, |
181 | | libcerror_error_t **error ) |
182 | 0 | { |
183 | 0 | static char *function = "libewf_write_io_handle_free"; |
184 | 0 | int result = 1; |
185 | |
|
186 | 0 | if( write_io_handle == NULL ) |
187 | 0 | { |
188 | 0 | libcerror_error_set( |
189 | 0 | error, |
190 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
191 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
192 | 0 | "%s: invalid write IO handle.", |
193 | 0 | function ); |
194 | |
|
195 | 0 | return( -1 ); |
196 | 0 | } |
197 | 0 | if( *write_io_handle != NULL ) |
198 | 0 | { |
199 | 0 | if( ( *write_io_handle )->case_data != NULL ) |
200 | 0 | { |
201 | 0 | memory_free( |
202 | 0 | ( *write_io_handle )->case_data ); |
203 | 0 | } |
204 | 0 | if( ( *write_io_handle )->device_information != NULL ) |
205 | 0 | { |
206 | 0 | memory_free( |
207 | 0 | ( *write_io_handle )->device_information ); |
208 | 0 | } |
209 | 0 | if( ( *write_io_handle )->data_section != NULL ) |
210 | 0 | { |
211 | 0 | memory_free( |
212 | 0 | ( *write_io_handle )->data_section ); |
213 | 0 | } |
214 | 0 | if( ( *write_io_handle )->table_section_data != NULL ) |
215 | 0 | { |
216 | 0 | memory_free( |
217 | 0 | ( *write_io_handle )->table_section_data ); |
218 | 0 | } |
219 | 0 | if( ( *write_io_handle )->compressed_zero_byte_empty_block != NULL ) |
220 | 0 | { |
221 | 0 | memory_free( |
222 | 0 | ( *write_io_handle )->compressed_zero_byte_empty_block ); |
223 | 0 | } |
224 | 0 | if( libcdata_array_free( |
225 | 0 | &( ( *write_io_handle )->chunks_section ), |
226 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libewf_chunk_descriptor_free, |
227 | 0 | error ) != 1 ) |
228 | 0 | { |
229 | 0 | libcerror_error_set( |
230 | 0 | error, |
231 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
232 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
233 | 0 | "%s: unable to free chunk section.", |
234 | 0 | function ); |
235 | |
|
236 | 0 | result = -1; |
237 | 0 | } |
238 | 0 | if( ( *write_io_handle )->managed_segment_file != NULL ) |
239 | 0 | { |
240 | 0 | if( libewf_segment_file_free( |
241 | 0 | &( ( *write_io_handle )->managed_segment_file ), |
242 | 0 | error ) != 1 ) |
243 | 0 | { |
244 | 0 | libcerror_error_set( |
245 | 0 | error, |
246 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
247 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
248 | 0 | "%s: unable to free managed segment file.", |
249 | 0 | function ); |
250 | |
|
251 | 0 | result = -1; |
252 | 0 | } |
253 | 0 | } |
254 | 0 | memory_free( |
255 | 0 | *write_io_handle ); |
256 | |
|
257 | 0 | *write_io_handle = NULL; |
258 | 0 | } |
259 | 0 | return( result ); |
260 | 0 | } |
261 | | |
262 | | /* Clones the write IO handle |
263 | | * Returns 1 if successful or -1 on error |
264 | | */ |
265 | | int libewf_write_io_handle_clone( |
266 | | libewf_write_io_handle_t **destination_write_io_handle, |
267 | | libewf_write_io_handle_t *source_write_io_handle, |
268 | | libcerror_error_t **error ) |
269 | 0 | { |
270 | 0 | static char *function = "libewf_write_io_handle_clone"; |
271 | |
|
272 | 0 | if( destination_write_io_handle == NULL ) |
273 | 0 | { |
274 | 0 | libcerror_error_set( |
275 | 0 | error, |
276 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
277 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
278 | 0 | "%s: invalid destination write IO handle.", |
279 | 0 | function ); |
280 | |
|
281 | 0 | return( -1 ); |
282 | 0 | } |
283 | 0 | if( *destination_write_io_handle != NULL ) |
284 | 0 | { |
285 | 0 | libcerror_error_set( |
286 | 0 | error, |
287 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
288 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
289 | 0 | "%s: invalid destination write IO handle value already set.", |
290 | 0 | function ); |
291 | |
|
292 | 0 | return( -1 ); |
293 | 0 | } |
294 | 0 | if( source_write_io_handle == NULL ) |
295 | 0 | { |
296 | 0 | *destination_write_io_handle = NULL; |
297 | |
|
298 | 0 | return( 1 ); |
299 | 0 | } |
300 | 0 | *destination_write_io_handle = memory_allocate_structure( |
301 | 0 | libewf_write_io_handle_t ); |
302 | |
|
303 | 0 | if( *destination_write_io_handle == NULL ) |
304 | 0 | { |
305 | 0 | libcerror_error_set( |
306 | 0 | error, |
307 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
308 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
309 | 0 | "%s: unable to create destination write IO handle.", |
310 | 0 | function ); |
311 | |
|
312 | 0 | goto on_error; |
313 | 0 | } |
314 | 0 | if( memory_copy( |
315 | 0 | *destination_write_io_handle, |
316 | 0 | source_write_io_handle, |
317 | 0 | sizeof( libewf_write_io_handle_t ) ) == NULL ) |
318 | 0 | { |
319 | 0 | libcerror_error_set( |
320 | 0 | error, |
321 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
322 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
323 | 0 | "%s: unable to copy source to destination write IO handle.", |
324 | 0 | function ); |
325 | |
|
326 | 0 | goto on_error; |
327 | 0 | } |
328 | 0 | ( *destination_write_io_handle )->case_data = NULL; |
329 | 0 | ( *destination_write_io_handle )->case_data_size = 0; |
330 | 0 | ( *destination_write_io_handle )->device_information = NULL; |
331 | 0 | ( *destination_write_io_handle )->device_information_size = 0; |
332 | 0 | ( *destination_write_io_handle )->data_section = NULL; |
333 | 0 | ( *destination_write_io_handle )->table_section_data = NULL; |
334 | 0 | ( *destination_write_io_handle )->table_section_data_size = 0; |
335 | 0 | ( *destination_write_io_handle )->table_entries_data = NULL; |
336 | 0 | ( *destination_write_io_handle )->table_entries_data_size = 0; |
337 | 0 | ( *destination_write_io_handle )->number_of_table_entries = 0; |
338 | 0 | ( *destination_write_io_handle )->chunks_section = NULL; |
339 | 0 | ( *destination_write_io_handle )->current_file_io_pool_entry = -1; |
340 | 0 | ( *destination_write_io_handle )->current_segment_file = NULL; |
341 | 0 | ( *destination_write_io_handle )->managed_segment_file = NULL; |
342 | |
|
343 | 0 | if( source_write_io_handle->case_data != NULL ) |
344 | 0 | { |
345 | 0 | ( *destination_write_io_handle )->case_data = (uint8_t *) memory_allocate( |
346 | 0 | source_write_io_handle->case_data_size ); |
347 | |
|
348 | 0 | if( ( *destination_write_io_handle )->case_data == NULL ) |
349 | 0 | { |
350 | 0 | libcerror_error_set( |
351 | 0 | error, |
352 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
353 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
354 | 0 | "%s: unable to create destination case data.", |
355 | 0 | function ); |
356 | |
|
357 | 0 | goto on_error; |
358 | 0 | } |
359 | 0 | if( memory_copy( |
360 | 0 | ( *destination_write_io_handle )->case_data, |
361 | 0 | source_write_io_handle->case_data, |
362 | 0 | sizeof( ewf_data_t ) ) == NULL ) |
363 | 0 | { |
364 | 0 | libcerror_error_set( |
365 | 0 | error, |
366 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
367 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
368 | 0 | "%s: unable to copy source to destination case data.", |
369 | 0 | function ); |
370 | |
|
371 | 0 | goto on_error; |
372 | 0 | } |
373 | 0 | } |
374 | 0 | if( source_write_io_handle->device_information != NULL ) |
375 | 0 | { |
376 | 0 | ( *destination_write_io_handle )->device_information = (uint8_t *) memory_allocate( |
377 | 0 | source_write_io_handle->device_information_size ); |
378 | |
|
379 | 0 | if( ( *destination_write_io_handle )->device_information == NULL ) |
380 | 0 | { |
381 | 0 | libcerror_error_set( |
382 | 0 | error, |
383 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
384 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
385 | 0 | "%s: unable to create destination device information.", |
386 | 0 | function ); |
387 | |
|
388 | 0 | goto on_error; |
389 | 0 | } |
390 | 0 | if( memory_copy( |
391 | 0 | ( *destination_write_io_handle )->device_information, |
392 | 0 | source_write_io_handle->device_information, |
393 | 0 | sizeof( ewf_data_t ) ) == NULL ) |
394 | 0 | { |
395 | 0 | libcerror_error_set( |
396 | 0 | error, |
397 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
398 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
399 | 0 | "%s: unable to copy source to destination device information.", |
400 | 0 | function ); |
401 | |
|
402 | 0 | goto on_error; |
403 | 0 | } |
404 | 0 | } |
405 | 0 | if( source_write_io_handle->data_section != NULL ) |
406 | 0 | { |
407 | 0 | ( *destination_write_io_handle )->data_section = memory_allocate_structure( |
408 | 0 | ewf_data_t ); |
409 | |
|
410 | 0 | if( ( *destination_write_io_handle )->data_section == NULL ) |
411 | 0 | { |
412 | 0 | libcerror_error_set( |
413 | 0 | error, |
414 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
415 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
416 | 0 | "%s: unable to create destination data section.", |
417 | 0 | function ); |
418 | |
|
419 | 0 | goto on_error; |
420 | 0 | } |
421 | 0 | if( memory_copy( |
422 | 0 | ( *destination_write_io_handle )->data_section, |
423 | 0 | source_write_io_handle->data_section, |
424 | 0 | sizeof( ewf_data_t ) ) == NULL ) |
425 | 0 | { |
426 | 0 | libcerror_error_set( |
427 | 0 | error, |
428 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
429 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
430 | 0 | "%s: unable to copy source to destination data section.", |
431 | 0 | function ); |
432 | |
|
433 | 0 | goto on_error; |
434 | 0 | } |
435 | 0 | } |
436 | 0 | if( source_write_io_handle->table_section_data != NULL ) |
437 | 0 | { |
438 | 0 | ( *destination_write_io_handle )->table_section_data = (uint8_t *) memory_allocate( |
439 | 0 | source_write_io_handle->table_section_data_size ); |
440 | |
|
441 | 0 | if( ( *destination_write_io_handle )->table_section_data == NULL ) |
442 | 0 | { |
443 | 0 | libcerror_error_set( |
444 | 0 | error, |
445 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
446 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
447 | 0 | "%s: unable to create destination table section data.", |
448 | 0 | function ); |
449 | |
|
450 | 0 | goto on_error; |
451 | 0 | } |
452 | 0 | if( memory_copy( |
453 | 0 | ( *destination_write_io_handle )->table_section_data, |
454 | 0 | source_write_io_handle->table_section_data, |
455 | 0 | source_write_io_handle->table_section_data_size ) == NULL ) |
456 | 0 | { |
457 | 0 | libcerror_error_set( |
458 | 0 | error, |
459 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
460 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
461 | 0 | "%s: unable to copy source to destination table section data.", |
462 | 0 | function ); |
463 | |
|
464 | 0 | goto on_error; |
465 | 0 | } |
466 | 0 | ( *destination_write_io_handle )->table_section_data_size = source_write_io_handle->table_section_data_size; |
467 | |
|
468 | 0 | ( *destination_write_io_handle )->table_entries_data = ( *destination_write_io_handle )->table_section_data |
469 | 0 | + ( *destination_write_io_handle )->table_header_size; |
470 | |
|
471 | 0 | ( *destination_write_io_handle )->table_entries_data_size = source_write_io_handle->table_entries_data_size; |
472 | 0 | } |
473 | 0 | if( libcdata_array_clone( |
474 | 0 | &( ( *destination_write_io_handle )->chunks_section ), |
475 | 0 | source_write_io_handle->chunks_section, |
476 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libewf_chunk_descriptor_free, |
477 | 0 | (int (*)(intptr_t **, intptr_t *, libcerror_error_t **)) &libewf_chunk_descriptor_clone, |
478 | 0 | error ) != 1 ) |
479 | 0 | { |
480 | 0 | libcerror_error_set( |
481 | 0 | error, |
482 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
483 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
484 | 0 | "%s: unable to create destination chunks section.", |
485 | 0 | function ); |
486 | |
|
487 | 0 | goto on_error; |
488 | 0 | } |
489 | 0 | return( 1 ); |
490 | | |
491 | 0 | on_error: |
492 | 0 | if( *destination_write_io_handle != NULL ) |
493 | 0 | { |
494 | 0 | if( ( *destination_write_io_handle )->table_section_data != NULL ) |
495 | 0 | { |
496 | 0 | memory_free( |
497 | 0 | ( *destination_write_io_handle )->table_section_data ); |
498 | 0 | } |
499 | 0 | if( ( *destination_write_io_handle )->data_section != NULL ) |
500 | 0 | { |
501 | 0 | memory_free( |
502 | 0 | ( *destination_write_io_handle )->data_section ); |
503 | 0 | } |
504 | 0 | if( ( *destination_write_io_handle )->device_information != NULL ) |
505 | 0 | { |
506 | 0 | memory_free( |
507 | 0 | ( *destination_write_io_handle )->device_information ); |
508 | 0 | } |
509 | 0 | if( ( *destination_write_io_handle )->case_data != NULL ) |
510 | 0 | { |
511 | 0 | memory_free( |
512 | 0 | ( *destination_write_io_handle )->case_data ); |
513 | 0 | } |
514 | 0 | memory_free( |
515 | 0 | *destination_write_io_handle ); |
516 | |
|
517 | 0 | *destination_write_io_handle = NULL; |
518 | 0 | } |
519 | 0 | return( -1 ); |
520 | 0 | } |
521 | | |
522 | | /* Initializes the write IO handle value to start writing |
523 | | * Returns 1 if successful or -1 on error |
524 | | */ |
525 | | int libewf_write_io_handle_initialize_values( |
526 | | libewf_write_io_handle_t *write_io_handle, |
527 | | libewf_io_handle_t *io_handle, |
528 | | libewf_media_values_t *media_values, |
529 | | libewf_segment_table_t *segment_table, |
530 | | libcerror_error_t **error ) |
531 | 0 | { |
532 | 0 | uint8_t *compressed_zero_byte_empty_block = NULL; |
533 | 0 | uint8_t *zero_byte_empty_block = NULL; |
534 | 0 | static char *function = "libewf_write_io_handle_initialize_values"; |
535 | 0 | void *reallocation = NULL; |
536 | 0 | int64_t required_number_of_segments = 0; |
537 | 0 | int8_t compression_level = 0; |
538 | 0 | int result = 0; |
539 | |
|
540 | 0 | if( write_io_handle == NULL ) |
541 | 0 | { |
542 | 0 | libcerror_error_set( |
543 | 0 | error, |
544 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
545 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
546 | 0 | "%s: invalid write IO handle.", |
547 | 0 | function ); |
548 | |
|
549 | 0 | return( -1 ); |
550 | 0 | } |
551 | 0 | if( write_io_handle->values_initialized != 0 ) |
552 | 0 | { |
553 | 0 | libcerror_error_set( |
554 | 0 | error, |
555 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
556 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
557 | 0 | "%s: write values were initialized and cannot be initialized anymore.", |
558 | 0 | function ); |
559 | |
|
560 | 0 | return( -1 ); |
561 | 0 | } |
562 | 0 | if( io_handle == NULL ) |
563 | 0 | { |
564 | 0 | libcerror_error_set( |
565 | 0 | error, |
566 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
567 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
568 | 0 | "%s: invalid IO handle.", |
569 | 0 | function ); |
570 | |
|
571 | 0 | return( -1 ); |
572 | 0 | } |
573 | 0 | if( media_values == NULL ) |
574 | 0 | { |
575 | 0 | libcerror_error_set( |
576 | 0 | error, |
577 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
578 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
579 | 0 | "%s: invalid media values.", |
580 | 0 | function ); |
581 | |
|
582 | 0 | return( -1 ); |
583 | 0 | } |
584 | 0 | if( ( media_values->chunk_size == 0 ) |
585 | 0 | || ( media_values->chunk_size > MEMORY_MAXIMUM_ALLOCATION_SIZE ) ) |
586 | 0 | { |
587 | 0 | libcerror_error_set( |
588 | 0 | error, |
589 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
590 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
591 | 0 | "%s: invalid media values - chunk size value out of bounds.", |
592 | 0 | function ); |
593 | |
|
594 | 0 | return( -1 ); |
595 | 0 | } |
596 | 0 | if( segment_table == NULL ) |
597 | 0 | { |
598 | 0 | libcerror_error_set( |
599 | 0 | error, |
600 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
601 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
602 | 0 | "%s: invalid segment table.", |
603 | 0 | function ); |
604 | |
|
605 | 0 | return( -1 ); |
606 | 0 | } |
607 | | /* Determine the maximum segment size |
608 | | */ |
609 | 0 | if( segment_table->maximum_segment_size == 0 ) |
610 | 0 | { |
611 | 0 | segment_table->maximum_segment_size = write_io_handle->maximum_segment_file_size; |
612 | 0 | } |
613 | 0 | write_io_handle->pack_flags = LIBEWF_PACK_FLAG_CALCULATE_CHECKSUM; |
614 | |
|
615 | 0 | if( ( io_handle->format == LIBEWF_FORMAT_EWF ) |
616 | 0 | || ( io_handle->format == LIBEWF_FORMAT_SMART ) ) |
617 | 0 | { |
618 | 0 | write_io_handle->pack_flags |= LIBEWF_PACK_FLAG_FORCE_COMPRESSION; |
619 | 0 | } |
620 | 0 | else if( ( io_handle->format == LIBEWF_FORMAT_V2_ENCASE7 ) |
621 | 0 | || ( io_handle->format == LIBEWF_FORMAT_V2_LOGICAL_ENCASE7 ) ) |
622 | 0 | { |
623 | 0 | write_io_handle->pack_flags |= LIBEWF_PACK_FLAG_ADD_ALIGNMENT_PADDING; |
624 | 0 | } |
625 | 0 | if( io_handle->format == LIBEWF_FORMAT_V2_ENCASE7 ) |
626 | 0 | { |
627 | 0 | write_io_handle->section_descriptor_size = sizeof( ewf_section_descriptor_v2_t ); |
628 | 0 | write_io_handle->table_header_size = sizeof( ewf_table_header_v2_t ); |
629 | 0 | write_io_handle->table_entry_size = sizeof( ewf_table_entry_v2_t ); |
630 | 0 | } |
631 | 0 | else |
632 | 0 | { |
633 | 0 | write_io_handle->section_descriptor_size = sizeof( ewf_section_descriptor_v1_t ); |
634 | 0 | write_io_handle->table_header_size = sizeof( ewf_table_header_v1_t ); |
635 | 0 | write_io_handle->table_entry_size = sizeof( ewf_table_entry_v1_t ); |
636 | 0 | } |
637 | 0 | if( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_UNDEFINED ) |
638 | 0 | { |
639 | 0 | io_handle->segment_file_type = LIBEWF_SEGMENT_FILE_TYPE_EWF1; |
640 | 0 | } |
641 | 0 | if( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
642 | 0 | { |
643 | | /* Leave space for the a table entry in the table section |
644 | | */ |
645 | 0 | write_io_handle->chunk_table_entries_reserved_size = sizeof( ewf_table_entry_v1_t ); |
646 | | |
647 | | /* Leave space for the table section descriptor |
648 | | */ |
649 | 0 | write_io_handle->chunks_section_reserved_size = sizeof( ewf_section_descriptor_v1_t ); |
650 | 0 | } |
651 | 0 | else if( io_handle->format == LIBEWF_FORMAT_ENCASE1 ) |
652 | 0 | { |
653 | | /* Leave space for the a table entry in the table section |
654 | | */ |
655 | 0 | write_io_handle->chunk_table_entries_reserved_size = sizeof( ewf_table_entry_v1_t ); |
656 | | |
657 | | /* Leave space for the table section descriptor and the table footer |
658 | | */ |
659 | 0 | write_io_handle->chunks_section_reserved_size = sizeof( ewf_section_descriptor_v1_t ) + 4; |
660 | 0 | } |
661 | 0 | else if( ( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1 ) |
662 | 0 | || ( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_LOGICAL ) ) |
663 | 0 | { |
664 | | /* Leave space for the a table entry in the table and table2 sections |
665 | | */ |
666 | 0 | write_io_handle->chunk_table_entries_reserved_size = 2 * sizeof( ewf_table_entry_v1_t ); |
667 | | |
668 | | /* Leave space for the sectors, table and table2 section descriptors and the table and table2 footers |
669 | | */ |
670 | 0 | write_io_handle->chunks_section_reserved_size = ( 3 * sizeof( ewf_section_descriptor_v1_t ) ) + ( 2 * 4 ); |
671 | 0 | } |
672 | 0 | else |
673 | 0 | { |
674 | | /* Leave space for the a table entry in the sector table section |
675 | | */ |
676 | 0 | write_io_handle->chunk_table_entries_reserved_size = sizeof( ewf_table_entry_v2_t ); |
677 | | |
678 | | /* Leave space for the sector data and sector table section descriptor and the sector table footer |
679 | | */ |
680 | 0 | write_io_handle->chunks_section_reserved_size = sizeof( ewf_section_descriptor_v2_t ) + 16; |
681 | 0 | } |
682 | | /* If no input write size was provided check if EWF file format allows for streaming |
683 | | */ |
684 | 0 | if( media_values->media_size == 0 ) |
685 | 0 | { |
686 | 0 | if( ( io_handle->format != LIBEWF_FORMAT_ENCASE2 ) |
687 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE3 ) |
688 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE4 ) |
689 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE5 ) |
690 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE6 ) |
691 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE7 ) |
692 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LINEN5 ) |
693 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LINEN6 ) |
694 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LINEN7 ) |
695 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LOGICAL_ENCASE5 ) |
696 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LOGICAL_ENCASE6 ) |
697 | 0 | && ( io_handle->format != LIBEWF_FORMAT_LOGICAL_ENCASE7 ) |
698 | 0 | && ( io_handle->format != LIBEWF_FORMAT_V2_ENCASE7 ) |
699 | 0 | && ( io_handle->format != LIBEWF_FORMAT_FTK_IMAGER ) |
700 | 0 | && ( io_handle->format != LIBEWF_FORMAT_EWFX ) ) |
701 | 0 | { |
702 | 0 | libcerror_error_set( |
703 | 0 | error, |
704 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
705 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
706 | 0 | "%s: format does not allow for streaming write.", |
707 | 0 | function ); |
708 | |
|
709 | 0 | goto on_error; |
710 | 0 | } |
711 | 0 | } |
712 | 0 | else |
713 | 0 | { |
714 | | /* Determine the required number of segments allowed to write |
715 | | */ |
716 | 0 | required_number_of_segments = (int64_t) media_values->media_size |
717 | 0 | / (int64_t) segment_table->maximum_segment_size; |
718 | |
|
719 | 0 | if( required_number_of_segments > (int64_t) write_io_handle->maximum_number_of_segments ) |
720 | 0 | { |
721 | 0 | libcerror_error_set( |
722 | 0 | error, |
723 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
724 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
725 | 0 | "%s: the maximum number of allowed segment files will be exceeded with the segment file size: %" PRIu64 ".", |
726 | 0 | function, |
727 | 0 | segment_table->maximum_segment_size ); |
728 | |
|
729 | 0 | goto on_error; |
730 | 0 | } |
731 | 0 | } |
732 | 0 | if( media_values->media_size > LIBEWF_2_TIB ) |
733 | 0 | { |
734 | | /* TODO what about linen 7 */ |
735 | 0 | if( ( io_handle->format != LIBEWF_FORMAT_ENCASE6 ) |
736 | 0 | && ( io_handle->format != LIBEWF_FORMAT_ENCASE7 ) |
737 | 0 | && ( io_handle->format != LIBEWF_FORMAT_V2_ENCASE7 ) |
738 | 0 | && ( io_handle->format != LIBEWF_FORMAT_EWFX ) ) |
739 | 0 | { |
740 | 0 | libcerror_error_set( |
741 | 0 | error, |
742 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
743 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
744 | 0 | "%s: format does not allow for a media size greater than 2 TiB.", |
745 | 0 | function ); |
746 | |
|
747 | 0 | goto on_error; |
748 | 0 | } |
749 | 0 | } |
750 | 0 | io_handle->chunk_size = media_values->chunk_size; |
751 | |
|
752 | 0 | if( ( write_io_handle->pack_flags & LIBEWF_PACK_FLAG_FORCE_COMPRESSION ) == 0 ) |
753 | 0 | { |
754 | 0 | if( write_io_handle->compressed_zero_byte_empty_block == NULL ) |
755 | 0 | { |
756 | 0 | zero_byte_empty_block = (uint8_t *) memory_allocate( |
757 | 0 | sizeof( uint8_t ) * (size_t) media_values->chunk_size ); |
758 | |
|
759 | 0 | if( zero_byte_empty_block == NULL ) |
760 | 0 | { |
761 | 0 | libcerror_error_set( |
762 | 0 | error, |
763 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
764 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
765 | 0 | "%s: unable to create zero byte empty block.", |
766 | 0 | function ); |
767 | |
|
768 | 0 | goto on_error; |
769 | 0 | } |
770 | 0 | if( memory_set( |
771 | 0 | zero_byte_empty_block, |
772 | 0 | 0, |
773 | 0 | sizeof( uint8_t ) * (size_t) media_values->chunk_size ) == NULL ) |
774 | 0 | { |
775 | 0 | libcerror_error_set( |
776 | 0 | error, |
777 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
778 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
779 | 0 | "%s: unable to clear zero byte empty block.", |
780 | 0 | function ); |
781 | |
|
782 | 0 | goto on_error; |
783 | 0 | } |
784 | 0 | write_io_handle->compressed_zero_byte_empty_block_size = 1024; |
785 | |
|
786 | 0 | compressed_zero_byte_empty_block = (uint8_t *) memory_allocate( |
787 | 0 | sizeof( uint8_t ) * write_io_handle->compressed_zero_byte_empty_block_size ); |
788 | |
|
789 | 0 | if( compressed_zero_byte_empty_block == NULL ) |
790 | 0 | { |
791 | 0 | libcerror_error_set( |
792 | 0 | error, |
793 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
794 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
795 | 0 | "%s: unable to create compressed zero byte empty block.", |
796 | 0 | function ); |
797 | |
|
798 | 0 | goto on_error; |
799 | 0 | } |
800 | 0 | compression_level = io_handle->compression_level; |
801 | |
|
802 | 0 | if( compression_level == LIBEWF_COMPRESSION_LEVEL_NONE ) |
803 | 0 | { |
804 | 0 | compression_level = LIBEWF_COMPRESSION_LEVEL_DEFAULT; |
805 | 0 | } |
806 | 0 | result = libewf_compress_data( |
807 | 0 | compressed_zero_byte_empty_block, |
808 | 0 | &( write_io_handle->compressed_zero_byte_empty_block_size ), |
809 | 0 | io_handle->compression_method, |
810 | 0 | compression_level, |
811 | 0 | zero_byte_empty_block, |
812 | 0 | (size_t) media_values->chunk_size, |
813 | 0 | error ); |
814 | | |
815 | | /* Check if the compressed buffer was too small |
816 | | * and a new compressed data size buffer was passed back |
817 | | */ |
818 | 0 | if( result == 0 ) |
819 | 0 | { |
820 | 0 | if( write_io_handle->compressed_zero_byte_empty_block_size <= 1024 ) |
821 | 0 | { |
822 | 0 | libcerror_error_set( |
823 | 0 | error, |
824 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
825 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
826 | 0 | "%s: invalid compressed string size value out of bounds.", |
827 | 0 | function ); |
828 | |
|
829 | 0 | goto on_error; |
830 | 0 | } |
831 | 0 | #if !defined( HAVE_COMPRESS_BOUND ) && !defined( WINAPI ) |
832 | | /* The some version of zlib require a fairly large buffer |
833 | | * if compressBound() was not used but the factor 2 use the chunk size instead |
834 | | */ |
835 | 0 | write_io_handle->compressed_zero_byte_empty_block_size = media_values->chunk_size; |
836 | | |
837 | | /* For EWF-S01 in a worst case scenario the resulting chunk data is + 16 larger than the chunk size |
838 | | */ |
839 | 0 | if( ( io_handle->format == LIBEWF_FORMAT_SMART ) |
840 | 0 | || ( io_handle->format == LIBEWF_FORMAT_EWF ) ) |
841 | 0 | { |
842 | 0 | write_io_handle->compressed_zero_byte_empty_block_size += 16; |
843 | 0 | } |
844 | 0 | #endif |
845 | 0 | reallocation = memory_reallocate( |
846 | 0 | compressed_zero_byte_empty_block, |
847 | 0 | sizeof( uint8_t ) * write_io_handle->compressed_zero_byte_empty_block_size ); |
848 | |
|
849 | 0 | if( reallocation == NULL ) |
850 | 0 | { |
851 | 0 | libcerror_error_set( |
852 | 0 | error, |
853 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
854 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
855 | 0 | "%s: unable to resize compressed zero byte empty block.", |
856 | 0 | function ); |
857 | |
|
858 | 0 | return( -1 ); |
859 | 0 | } |
860 | 0 | compressed_zero_byte_empty_block = (uint8_t *) reallocation; |
861 | |
|
862 | 0 | result = libewf_compress_data( |
863 | 0 | compressed_zero_byte_empty_block, |
864 | 0 | &( write_io_handle->compressed_zero_byte_empty_block_size ), |
865 | 0 | io_handle->compression_method, |
866 | 0 | compression_level, |
867 | 0 | zero_byte_empty_block, |
868 | 0 | (size_t) media_values->chunk_size, |
869 | 0 | error ); |
870 | 0 | } |
871 | 0 | if( result != 1 ) |
872 | 0 | { |
873 | 0 | libcerror_error_free( |
874 | 0 | error ); |
875 | |
|
876 | 0 | memory_free( |
877 | 0 | compressed_zero_byte_empty_block ); |
878 | |
|
879 | 0 | write_io_handle->compressed_zero_byte_empty_block_size = 0; |
880 | 0 | } |
881 | 0 | else |
882 | 0 | { |
883 | | #if defined( HAVE_DEBUG_OUTPUT ) |
884 | | if( libcnotify_verbose != 0 ) |
885 | | { |
886 | | libcnotify_printf( |
887 | | "%s: compressed zero byte empty block data:\n", |
888 | | function ); |
889 | | libcnotify_print_data( |
890 | | compressed_zero_byte_empty_block, |
891 | | write_io_handle->compressed_zero_byte_empty_block_size, |
892 | | 0 ); |
893 | | } |
894 | | #endif |
895 | 0 | write_io_handle->compressed_zero_byte_empty_block = compressed_zero_byte_empty_block; |
896 | 0 | } |
897 | 0 | compressed_zero_byte_empty_block = NULL; |
898 | |
|
899 | 0 | memory_free( |
900 | 0 | zero_byte_empty_block ); |
901 | |
|
902 | 0 | zero_byte_empty_block = NULL; |
903 | 0 | } |
904 | 0 | } |
905 | 0 | write_io_handle->timestamp = time( NULL ); |
906 | | |
907 | | /* Flag that the write values were initialized |
908 | | */ |
909 | 0 | write_io_handle->values_initialized = 1; |
910 | |
|
911 | 0 | return( 1 ); |
912 | | |
913 | 0 | on_error: |
914 | 0 | if( compressed_zero_byte_empty_block != NULL ) |
915 | 0 | { |
916 | 0 | memory_free( |
917 | 0 | compressed_zero_byte_empty_block ); |
918 | 0 | } |
919 | 0 | if( zero_byte_empty_block != NULL ) |
920 | 0 | { |
921 | 0 | memory_free( |
922 | 0 | zero_byte_empty_block ); |
923 | 0 | } |
924 | 0 | return( -1 ); |
925 | 0 | } |
926 | | |
927 | | /* Initializes the write IO handle to resume writing |
928 | | * Returns 1 if successful or -1 on error |
929 | | */ |
930 | | int libewf_write_io_handle_initialize_resume( |
931 | | libewf_write_io_handle_t *write_io_handle, |
932 | | libewf_io_handle_t *io_handle, |
933 | | libbfio_pool_t *file_io_pool, |
934 | | libewf_media_values_t *media_values, |
935 | | libewf_segment_table_t *segment_table, |
936 | | libewf_read_io_handle_t *read_io_handle, |
937 | | off64_t *current_offset, |
938 | | libcerror_error_t **error ) |
939 | 0 | { |
940 | 0 | libewf_section_descriptor_t *previous_section = NULL; |
941 | 0 | libewf_section_descriptor_t *section = NULL; |
942 | 0 | libewf_segment_file_t *segment_file = NULL; |
943 | 0 | libfcache_cache_t *sections_cache = NULL; |
944 | 0 | static char *function = "libewf_write_io_handle_initialize_resume"; |
945 | 0 | size64_t segment_file_size = 0; |
946 | 0 | size64_t storage_media_size = 0; |
947 | 0 | size64_t unusable_storage_media_size = 0; |
948 | 0 | off64_t resume_segment_file_offset = 0; |
949 | 0 | uint64_t unusable_number_of_chunks = 0; |
950 | 0 | uint32_t number_of_segments = 0; |
951 | 0 | uint32_t segment_number = 0; |
952 | 0 | uint8_t backtrack_to_last_chunks_section = 0; |
953 | 0 | uint8_t reopen_segment_file = 0; |
954 | 0 | int file_io_pool_entry = 0; |
955 | 0 | int number_of_sections = 0; |
956 | 0 | int previous_section_index = 0; |
957 | 0 | int result = 0; |
958 | 0 | int section_index = 0; |
959 | 0 | int supported_section = 0; |
960 | |
|
961 | 0 | if( write_io_handle == NULL ) |
962 | 0 | { |
963 | 0 | libcerror_error_set( |
964 | 0 | error, |
965 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
966 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
967 | 0 | "%s: invalid write IO handle.", |
968 | 0 | function ); |
969 | |
|
970 | 0 | return( -1 ); |
971 | 0 | } |
972 | 0 | if( io_handle == NULL ) |
973 | 0 | { |
974 | 0 | libcerror_error_set( |
975 | 0 | error, |
976 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
977 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
978 | 0 | "%s: invalid IO handle.", |
979 | 0 | function ); |
980 | |
|
981 | 0 | return( -1 ); |
982 | 0 | } |
983 | 0 | if( media_values == NULL ) |
984 | 0 | { |
985 | 0 | libcerror_error_set( |
986 | 0 | error, |
987 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
988 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
989 | 0 | "%s: invalid media values.", |
990 | 0 | function ); |
991 | |
|
992 | 0 | return( -1 ); |
993 | 0 | } |
994 | 0 | if( media_values->chunk_size == 0 ) |
995 | 0 | { |
996 | 0 | libcerror_error_set( |
997 | 0 | error, |
998 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
999 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1000 | 0 | "%s: invalid media values - missing chunk size.", |
1001 | 0 | function ); |
1002 | |
|
1003 | 0 | return( -1 ); |
1004 | 0 | } |
1005 | 0 | if( read_io_handle == NULL ) |
1006 | 0 | { |
1007 | 0 | libcerror_error_set( |
1008 | 0 | error, |
1009 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1010 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1011 | 0 | "%s: invalid read IO handle.", |
1012 | 0 | function ); |
1013 | |
|
1014 | 0 | return( -1 ); |
1015 | 0 | } |
1016 | 0 | if( current_offset == NULL ) |
1017 | 0 | { |
1018 | 0 | libcerror_error_set( |
1019 | 0 | error, |
1020 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1021 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1022 | 0 | "%s: invalid current offset.", |
1023 | 0 | function ); |
1024 | |
|
1025 | 0 | return( -1 ); |
1026 | 0 | } |
1027 | 0 | if( libfcache_cache_initialize( |
1028 | 0 | §ions_cache, |
1029 | 0 | LIBEWF_MAXIMUM_CACHE_ENTRIES_SECTIONS, |
1030 | 0 | error ) != 1 ) |
1031 | 0 | { |
1032 | 0 | libcerror_error_set( |
1033 | 0 | error, |
1034 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1035 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
1036 | 0 | "%s: unable to create sections cache.", |
1037 | 0 | function ); |
1038 | |
|
1039 | 0 | goto on_error; |
1040 | 0 | } |
1041 | 0 | if( libewf_segment_table_get_number_of_segments( |
1042 | 0 | segment_table, |
1043 | 0 | &number_of_segments, |
1044 | 0 | error ) != 1 ) |
1045 | 0 | { |
1046 | 0 | libcerror_error_set( |
1047 | 0 | error, |
1048 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1049 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1050 | 0 | "%s: unable to retrieve number of segments.", |
1051 | 0 | function ); |
1052 | |
|
1053 | 0 | goto on_error; |
1054 | 0 | } |
1055 | 0 | if( number_of_segments == 0 ) |
1056 | 0 | { |
1057 | 0 | libcerror_error_set( |
1058 | 0 | error, |
1059 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1060 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1061 | 0 | "%s: invalid number of segments value out of bounds.", |
1062 | 0 | function ); |
1063 | |
|
1064 | 0 | goto on_error; |
1065 | 0 | } |
1066 | 0 | segment_number = number_of_segments - 1; |
1067 | |
|
1068 | 0 | if( libewf_segment_table_get_segment_file_by_index( |
1069 | 0 | segment_table, |
1070 | 0 | segment_number, |
1071 | 0 | file_io_pool, |
1072 | 0 | &segment_file, |
1073 | 0 | error ) != 1 ) |
1074 | 0 | { |
1075 | 0 | libcerror_error_set( |
1076 | 0 | error, |
1077 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1078 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1079 | 0 | "%s: unable to retrieve segment file: %" PRIu32 " from segment table.", |
1080 | 0 | function, |
1081 | 0 | segment_number ); |
1082 | |
|
1083 | 0 | goto on_error; |
1084 | 0 | } |
1085 | 0 | if( libewf_segment_file_get_number_of_sections( |
1086 | 0 | segment_file, |
1087 | 0 | &number_of_sections, |
1088 | 0 | error ) != 1 ) |
1089 | 0 | { |
1090 | 0 | libcerror_error_set( |
1091 | 0 | error, |
1092 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1093 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1094 | 0 | "%s: unable to retrieve the number of sections from segment file: %" PRIu32 ".", |
1095 | 0 | function, |
1096 | 0 | segment_number ); |
1097 | |
|
1098 | 0 | goto on_error; |
1099 | 0 | } |
1100 | 0 | if( number_of_sections == 0 ) |
1101 | 0 | { |
1102 | 0 | libcerror_error_set( |
1103 | 0 | error, |
1104 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1105 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1106 | 0 | "%s: invalid number of sections value out of bounds.", |
1107 | 0 | function ); |
1108 | |
|
1109 | 0 | goto on_error; |
1110 | 0 | } |
1111 | 0 | section_index = number_of_sections - 1; |
1112 | | |
1113 | 0 | if( libewf_segment_file_get_section_by_index( |
1114 | 0 | segment_file, |
1115 | 0 | section_index, |
1116 | 0 | file_io_pool, |
1117 | 0 | sections_cache, |
1118 | 0 | §ion, |
1119 | 0 | error ) != 1 ) |
1120 | 0 | { |
1121 | 0 | libcerror_error_set( |
1122 | 0 | error, |
1123 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1124 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1125 | 0 | "%s: unable to retrieve section: %d from segment file: %" PRIu32 ".", |
1126 | 0 | function, |
1127 | 0 | section_index, |
1128 | 0 | segment_number ); |
1129 | |
|
1130 | 0 | goto on_error; |
1131 | 0 | } |
1132 | 0 | if( section == NULL ) |
1133 | 0 | { |
1134 | 0 | libcerror_error_set( |
1135 | 0 | error, |
1136 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1137 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1138 | 0 | "%s: missing section: %d.", |
1139 | 0 | function, |
1140 | 0 | section_index ); |
1141 | |
|
1142 | 0 | goto on_error; |
1143 | 0 | } |
1144 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1145 | | if( libcnotify_verbose != 0 ) |
1146 | | { |
1147 | | if( section->type_string_length > 0 ) |
1148 | | { |
1149 | | libcnotify_printf( |
1150 | | "%s: last read section: %s.\n", |
1151 | | function, |
1152 | | (char *) section->type_string ); |
1153 | | } |
1154 | | else if( section->type != 0 ) |
1155 | | { |
1156 | | libcnotify_printf( |
1157 | | "%s: last read section: 0x%08" PRIx32 ".\n", |
1158 | | function, |
1159 | | section->type ); |
1160 | | } |
1161 | | } |
1162 | | #endif |
1163 | 0 | if( section->type_string_length == 4 ) |
1164 | 0 | { |
1165 | 0 | if( memory_compare( |
1166 | 0 | (void *) section->type_string, |
1167 | 0 | (void *) "data", |
1168 | 0 | 4 ) == 0 ) |
1169 | 0 | { |
1170 | 0 | if( segment_number == 0 ) |
1171 | 0 | { |
1172 | 0 | backtrack_to_last_chunks_section = 1; |
1173 | 0 | } |
1174 | 0 | } |
1175 | 0 | else if( memory_compare( |
1176 | 0 | (void *) section->type_string, |
1177 | 0 | (void *) "hash", |
1178 | 0 | 4 ) == 0 ) |
1179 | 0 | { |
1180 | 0 | backtrack_to_last_chunks_section = 1; |
1181 | 0 | } |
1182 | 0 | } |
1183 | 0 | else if( section->type_string_length == 5 ) |
1184 | 0 | { |
1185 | 0 | if( memory_compare( |
1186 | 0 | (void *) section->type_string, |
1187 | 0 | (void *) "xhash", |
1188 | 0 | 6 ) == 0 ) |
1189 | 0 | { |
1190 | 0 | backtrack_to_last_chunks_section = 1; |
1191 | 0 | } |
1192 | 0 | } |
1193 | 0 | else if( section->type_string_length == 5 ) |
1194 | 0 | { |
1195 | 0 | if( memory_compare( |
1196 | 0 | (void *) section->type_string, |
1197 | 0 | (void *) "digest", |
1198 | 0 | 7 ) == 0 ) |
1199 | 0 | { |
1200 | 0 | backtrack_to_last_chunks_section = 1; |
1201 | 0 | } |
1202 | 0 | else if( memory_compare( |
1203 | 0 | (void *) section->type_string, |
1204 | 0 | (void *) "error2", |
1205 | 0 | 7 ) == 0 ) |
1206 | 0 | { |
1207 | 0 | backtrack_to_last_chunks_section = 1; |
1208 | 0 | } |
1209 | 0 | } |
1210 | 0 | else if( section->type_string_length == 7 ) |
1211 | 0 | { |
1212 | 0 | if( memory_compare( |
1213 | 0 | (void *) section->type_string, |
1214 | 0 | (void *) "session", |
1215 | 0 | 8 ) == 0 ) |
1216 | 0 | { |
1217 | 0 | backtrack_to_last_chunks_section = 1; |
1218 | 0 | } |
1219 | 0 | } |
1220 | 0 | if( backtrack_to_last_chunks_section != 0 ) |
1221 | 0 | { |
1222 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1223 | | if( libcnotify_verbose != 0 ) |
1224 | | { |
1225 | | libcnotify_printf( |
1226 | | "%s: backtracking to last chunks section.\n", |
1227 | | function ); |
1228 | | } |
1229 | | #endif |
1230 | 0 | while( section_index >= 0 ) |
1231 | 0 | { |
1232 | 0 | if( libfdata_list_get_element_value_by_index( |
1233 | 0 | segment_file->sections_list, |
1234 | 0 | (intptr_t *) file_io_pool, |
1235 | 0 | (libfdata_cache_t *) sections_cache, |
1236 | 0 | section_index, |
1237 | 0 | (intptr_t **) §ion, |
1238 | 0 | 0, |
1239 | 0 | error ) != 1 ) |
1240 | 0 | { |
1241 | 0 | libcerror_error_set( |
1242 | 0 | error, |
1243 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1244 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1245 | 0 | "%s: unable to retrieve section: %d from sections list.", |
1246 | 0 | function, |
1247 | 0 | section_index ); |
1248 | |
|
1249 | 0 | goto on_error; |
1250 | 0 | } |
1251 | 0 | if( section == NULL ) |
1252 | 0 | { |
1253 | 0 | libcerror_error_set( |
1254 | 0 | error, |
1255 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1256 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1257 | 0 | "%s: missing section: %d.", |
1258 | 0 | function, |
1259 | 0 | section_index ); |
1260 | |
|
1261 | 0 | goto on_error; |
1262 | 0 | } |
1263 | 0 | if( memory_compare( |
1264 | 0 | (void *) section->type_string, |
1265 | 0 | (void *) "table", |
1266 | 0 | 5 ) == 0 ) |
1267 | 0 | { |
1268 | 0 | break; |
1269 | 0 | } |
1270 | 0 | section_index--; |
1271 | 0 | } |
1272 | 0 | if( section_index < 0 ) |
1273 | 0 | { |
1274 | 0 | libcerror_error_set( |
1275 | 0 | error, |
1276 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1277 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1278 | 0 | "%s: missing last chunks section.", |
1279 | 0 | function ); |
1280 | |
|
1281 | 0 | goto on_error; |
1282 | 0 | } |
1283 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1284 | | if( libcnotify_verbose != 0 ) |
1285 | | { |
1286 | | if( section->type_string_length > 0 ) |
1287 | | { |
1288 | | libcnotify_printf( |
1289 | | "%s: last chunks section: %s.\n", |
1290 | | function, |
1291 | | (char *) section->type_string ); |
1292 | | } |
1293 | | else if( section->type != 0 ) |
1294 | | { |
1295 | | libcnotify_printf( |
1296 | | "%s: last chunks section: 0x%08" PRIx32 ".\n", |
1297 | | function, |
1298 | | section->type ); |
1299 | | } |
1300 | | } |
1301 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
1302 | 0 | } |
1303 | 0 | if( section->type_string_length == 4 ) |
1304 | 0 | { |
1305 | 0 | if( memory_compare( |
1306 | 0 | (void *) section->type_string, |
1307 | 0 | (void *) "data", |
1308 | 0 | 4 ) == 0 ) |
1309 | 0 | { |
1310 | | /* The sections containing the chunks and offsets were read entirely |
1311 | | * in the previous segment file |
1312 | | */ |
1313 | 0 | supported_section = 1; |
1314 | 0 | reopen_segment_file = 1; |
1315 | 0 | resume_segment_file_offset = section->end_offset; |
1316 | 0 | write_io_handle->create_chunks_section = 1; |
1317 | 0 | } |
1318 | 0 | else if( memory_compare( |
1319 | 0 | (void *) section->type_string, |
1320 | 0 | (void *) "done", |
1321 | 0 | 4 ) == 0 ) |
1322 | 0 | { |
1323 | | /* The segment file was read entirely |
1324 | | */ |
1325 | 0 | supported_section = 1; |
1326 | 0 | } |
1327 | 0 | else if( memory_compare( |
1328 | 0 | (void *) section->type_string, |
1329 | 0 | (void *) "next", |
1330 | 0 | 4 ) == 0 ) |
1331 | 0 | { |
1332 | | /* The segment file was read entirely |
1333 | | */ |
1334 | 0 | supported_section = 1; |
1335 | 0 | } |
1336 | 0 | } |
1337 | 0 | else if( section->type_string_length == 5 ) |
1338 | 0 | { |
1339 | 0 | if( memory_compare( |
1340 | 0 | (void *) section->type_string, |
1341 | 0 | (void *) "table", |
1342 | 0 | 6 ) == 0 ) |
1343 | 0 | { |
1344 | | /* Determine if the table section also contains chunks |
1345 | | */ |
1346 | 0 | previous_section_index = section_index - 1; |
1347 | |
|
1348 | 0 | if( libfdata_list_get_element_value_by_index( |
1349 | 0 | segment_file->sections_list, |
1350 | 0 | (intptr_t *) file_io_pool, |
1351 | 0 | (libfdata_cache_t *) sections_cache, |
1352 | 0 | previous_section_index, |
1353 | 0 | (intptr_t **) &previous_section, |
1354 | 0 | 0, |
1355 | 0 | error ) != 1 ) |
1356 | 0 | { |
1357 | 0 | libcerror_error_set( |
1358 | 0 | error, |
1359 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1360 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1361 | 0 | "%s: unable to retrieve previous section: %d from sections list.", |
1362 | 0 | function, |
1363 | 0 | previous_section_index ); |
1364 | |
|
1365 | 0 | goto on_error; |
1366 | 0 | } |
1367 | 0 | if( previous_section == NULL ) |
1368 | 0 | { |
1369 | 0 | libcerror_error_set( |
1370 | 0 | error, |
1371 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1372 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1373 | 0 | "%s: missing previous section: %d.", |
1374 | 0 | function, |
1375 | 0 | previous_section_index ); |
1376 | |
|
1377 | 0 | goto on_error; |
1378 | 0 | } |
1379 | 0 | if( memory_compare( |
1380 | 0 | (void *) previous_section->type_string, |
1381 | 0 | (void *) "sectors", |
1382 | 0 | 8 ) != 0 ) |
1383 | 0 | { |
1384 | 0 | libcerror_error_set( |
1385 | 0 | error, |
1386 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1387 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1388 | 0 | "%s: unsupported previous section: %s.", |
1389 | 0 | function, |
1390 | 0 | previous_section->type_string ); |
1391 | |
|
1392 | 0 | goto on_error; |
1393 | 0 | } |
1394 | | /* The sections containing the chunks and offsets were read partially |
1395 | | */ |
1396 | 0 | section_index = previous_section_index; |
1397 | 0 | section = previous_section; |
1398 | |
|
1399 | 0 | supported_section = 1; |
1400 | 0 | reopen_segment_file = 1; |
1401 | 0 | resume_segment_file_offset = section->start_offset; |
1402 | 0 | write_io_handle->create_chunks_section = 1; |
1403 | 0 | } |
1404 | 0 | } |
1405 | 0 | else if( section->type_string_length == 6 ) |
1406 | 0 | { |
1407 | 0 | if( memory_compare( |
1408 | 0 | (void *) section->type_string, |
1409 | 0 | (void *) "table2", |
1410 | 0 | 6 ) == 0 ) |
1411 | 0 | { |
1412 | | /* Determine if the table section also contains chunks |
1413 | | */ |
1414 | 0 | previous_section_index = section_index - 1; |
1415 | |
|
1416 | 0 | if( libfdata_list_get_element_value_by_index( |
1417 | 0 | segment_file->sections_list, |
1418 | 0 | (intptr_t *) file_io_pool, |
1419 | 0 | (libfdata_cache_t *) sections_cache, |
1420 | 0 | previous_section_index, |
1421 | 0 | (intptr_t **) &previous_section, |
1422 | 0 | 0, |
1423 | 0 | error ) != 1 ) |
1424 | 0 | { |
1425 | 0 | libcerror_error_set( |
1426 | 0 | error, |
1427 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1428 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1429 | 0 | "%s: unable to retrieve previous section: %d from sections list.", |
1430 | 0 | function, |
1431 | 0 | previous_section_index ); |
1432 | |
|
1433 | 0 | goto on_error; |
1434 | 0 | } |
1435 | 0 | if( previous_section == NULL ) |
1436 | 0 | { |
1437 | 0 | libcerror_error_set( |
1438 | 0 | error, |
1439 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1440 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1441 | 0 | "%s: missing previous section: %d.", |
1442 | 0 | function, |
1443 | 0 | previous_section_index ); |
1444 | |
|
1445 | 0 | goto on_error; |
1446 | 0 | } |
1447 | 0 | if( memory_compare( |
1448 | 0 | (void *) previous_section->type_string, |
1449 | 0 | (void *) "table", |
1450 | 0 | 6 ) != 0 ) |
1451 | 0 | { |
1452 | 0 | libcerror_error_set( |
1453 | 0 | error, |
1454 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1455 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1456 | 0 | "%s: unsupported previous section: %s.", |
1457 | 0 | function, |
1458 | 0 | previous_section->type_string ); |
1459 | |
|
1460 | 0 | goto on_error; |
1461 | 0 | } |
1462 | 0 | previous_section_index -= 1; |
1463 | |
|
1464 | 0 | if( libfdata_list_get_element_value_by_index( |
1465 | 0 | segment_file->sections_list, |
1466 | 0 | (intptr_t *) file_io_pool, |
1467 | 0 | (libfdata_cache_t *) sections_cache, |
1468 | 0 | previous_section_index, |
1469 | 0 | (intptr_t **) &previous_section, |
1470 | 0 | 0, |
1471 | 0 | error ) != 1 ) |
1472 | 0 | { |
1473 | 0 | libcerror_error_set( |
1474 | 0 | error, |
1475 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1476 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1477 | 0 | "%s: unable to retrieve previous section: %d from sections list.", |
1478 | 0 | function, |
1479 | 0 | previous_section_index ); |
1480 | |
|
1481 | 0 | goto on_error; |
1482 | 0 | } |
1483 | 0 | if( previous_section == NULL ) |
1484 | 0 | { |
1485 | 0 | libcerror_error_set( |
1486 | 0 | error, |
1487 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1488 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1489 | 0 | "%s: missing previous section: %d.", |
1490 | 0 | function, |
1491 | 0 | previous_section_index ); |
1492 | |
|
1493 | 0 | goto on_error; |
1494 | 0 | } |
1495 | 0 | if( memory_compare( |
1496 | 0 | (void *) previous_section->type_string, |
1497 | 0 | (void *) "sectors", |
1498 | 0 | 8 ) != 0 ) |
1499 | 0 | { |
1500 | 0 | libcerror_error_set( |
1501 | 0 | error, |
1502 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1503 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1504 | 0 | "%s: unsupported second previous section: %s.", |
1505 | 0 | function, |
1506 | 0 | previous_section->type_string ); |
1507 | |
|
1508 | 0 | goto on_error; |
1509 | 0 | } |
1510 | | /* The sections containing the chunks and offsets were read partially |
1511 | | */ |
1512 | 0 | section_index = previous_section_index; |
1513 | 0 | section = previous_section; |
1514 | |
|
1515 | 0 | supported_section = 1; |
1516 | 0 | reopen_segment_file = 1; |
1517 | 0 | resume_segment_file_offset = section->start_offset; |
1518 | 0 | write_io_handle->create_chunks_section = 1; |
1519 | 0 | } |
1520 | 0 | } |
1521 | 0 | else if( section->type_string_length == 7 ) |
1522 | 0 | { |
1523 | 0 | if( memory_compare( |
1524 | 0 | (void *) section->type_string, |
1525 | 0 | (void *) "sectors", |
1526 | 0 | 7 ) == 0 ) |
1527 | 0 | { |
1528 | | /* Uncertain if the sections containing the chunks was read entirely |
1529 | | * the offsets to the chunks are missing so the chunks need to be rewritten anyway |
1530 | | */ |
1531 | 0 | supported_section = 1; |
1532 | 0 | reopen_segment_file = 1; |
1533 | 0 | resume_segment_file_offset = section->start_offset; |
1534 | 0 | write_io_handle->create_chunks_section = 1; |
1535 | 0 | } |
1536 | 0 | } |
1537 | 0 | if( supported_section == 0 ) |
1538 | 0 | { |
1539 | 0 | libcerror_error_set( |
1540 | 0 | error, |
1541 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1542 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1543 | 0 | "%s: write resume from section: %s not supported.", |
1544 | 0 | function, |
1545 | 0 | (char *) section->type_string ); |
1546 | |
|
1547 | 0 | goto on_error; |
1548 | 0 | } |
1549 | | /* Set offset into media data |
1550 | | */ |
1551 | 0 | *current_offset = (off64_t) read_io_handle->storage_media_size_read; |
1552 | | |
1553 | | /* Set write IO handle values |
1554 | | */ |
1555 | 0 | write_io_handle->input_write_count = (ssize64_t) read_io_handle->storage_media_size_read; |
1556 | 0 | write_io_handle->number_of_chunks_written = read_io_handle->number_of_chunks_read; |
1557 | 0 | write_io_handle->current_segment_number = segment_number; |
1558 | 0 | write_io_handle->write_finalized = 0; |
1559 | |
|
1560 | 0 | if( reopen_segment_file == 0 ) |
1561 | 0 | { |
1562 | 0 | write_io_handle->current_segment_number += 1; |
1563 | 0 | } |
1564 | 0 | else |
1565 | 0 | { |
1566 | 0 | if( libewf_segment_table_get_segment_by_index( |
1567 | 0 | segment_table, |
1568 | 0 | segment_number, |
1569 | 0 | &file_io_pool_entry, |
1570 | 0 | &segment_file_size, |
1571 | 0 | error ) != 1 ) |
1572 | 0 | { |
1573 | 0 | libcerror_error_set( |
1574 | 0 | error, |
1575 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1576 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1577 | 0 | "%s: unable to retrieve segment: %" PRIu32 " from segment table.", |
1578 | 0 | function, |
1579 | 0 | segment_number ); |
1580 | |
|
1581 | 0 | goto on_error; |
1582 | 0 | } |
1583 | 0 | result = libewf_segment_table_get_segment_storage_media_size_by_index( |
1584 | 0 | segment_table, |
1585 | 0 | segment_number, |
1586 | 0 | &storage_media_size, |
1587 | 0 | error ); |
1588 | |
|
1589 | 0 | if( result == -1 ) |
1590 | 0 | { |
1591 | 0 | libcerror_error_set( |
1592 | 0 | error, |
1593 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1594 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1595 | 0 | "%s: unable to retrieve segment: %" PRIu32 " storage media size from segment table.", |
1596 | 0 | function, |
1597 | 0 | segment_number ); |
1598 | |
|
1599 | 0 | goto on_error; |
1600 | 0 | } |
1601 | 0 | unusable_storage_media_size = segment_file->storage_media_size; |
1602 | 0 | unusable_number_of_chunks = segment_file->number_of_chunks; |
1603 | |
|
1604 | 0 | if( libewf_segment_file_reopen( |
1605 | 0 | segment_file, |
1606 | 0 | section_index - 1, |
1607 | 0 | file_io_pool, |
1608 | 0 | file_io_pool_entry, |
1609 | 0 | sections_cache, |
1610 | 0 | error ) != 1 ) |
1611 | 0 | { |
1612 | 0 | libcerror_error_set( |
1613 | 0 | error, |
1614 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1615 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
1616 | 0 | "%s: unable to reopen segment file: %" PRIu32 " for resume write.", |
1617 | 0 | function, |
1618 | 0 | segment_number ); |
1619 | |
|
1620 | 0 | goto on_error; |
1621 | 0 | } |
1622 | | /* Set segment file to the correct offset if write is resumed |
1623 | | */ |
1624 | 0 | if( libbfio_pool_seek_offset( |
1625 | 0 | file_io_pool, |
1626 | 0 | file_io_pool_entry, |
1627 | 0 | resume_segment_file_offset, |
1628 | 0 | SEEK_SET, |
1629 | 0 | error ) == -1 ) |
1630 | 0 | { |
1631 | 0 | libcerror_error_set( |
1632 | 0 | error, |
1633 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
1634 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
1635 | 0 | "%s: unable to seek resume segment file offset: %" PRIi64 " (0x%08" PRIx64 ") in segment file: %" PRIu32 ".", |
1636 | 0 | function, |
1637 | 0 | resume_segment_file_offset, |
1638 | 0 | resume_segment_file_offset, |
1639 | 0 | segment_number ); |
1640 | |
|
1641 | 0 | goto on_error; |
1642 | 0 | } |
1643 | 0 | if( segment_file->storage_media_size > unusable_storage_media_size ) |
1644 | 0 | { |
1645 | 0 | libcerror_error_set( |
1646 | 0 | error, |
1647 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1648 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1649 | 0 | "%s: segment file storage media size cannot be greater than unusable storage media size.", |
1650 | 0 | function ); |
1651 | |
|
1652 | 0 | goto on_error; |
1653 | 0 | } |
1654 | 0 | unusable_storage_media_size -= segment_file->storage_media_size; |
1655 | |
|
1656 | 0 | if( segment_file->number_of_chunks > unusable_number_of_chunks ) |
1657 | 0 | { |
1658 | 0 | libcerror_error_set( |
1659 | 0 | error, |
1660 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1661 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1662 | 0 | "%s: segment file number of chunks cannot be greater than unusable number of chunks.", |
1663 | 0 | function ); |
1664 | |
|
1665 | 0 | goto on_error; |
1666 | 0 | } |
1667 | 0 | unusable_number_of_chunks -= segment_file->number_of_chunks; |
1668 | |
|
1669 | 0 | if( (size64_t) segment_file->current_offset > segment_table->maximum_segment_size ) |
1670 | 0 | { |
1671 | 0 | libcerror_error_set( |
1672 | 0 | error, |
1673 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1674 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1675 | 0 | "%s: segment file current offset cannot be greater than maximum segment file size.", |
1676 | 0 | function ); |
1677 | |
|
1678 | 0 | goto on_error; |
1679 | 0 | } |
1680 | 0 | if( result != 0 ) |
1681 | 0 | { |
1682 | | /* The offset into media data need to be corrected if the read of the segment file was considered successful |
1683 | | */ |
1684 | 0 | *current_offset -= unusable_storage_media_size; |
1685 | | |
1686 | | /* The write IO handle values need to be corrected if the read of the segment file was considered successful |
1687 | | */ |
1688 | 0 | write_io_handle->input_write_count -= unusable_storage_media_size; |
1689 | 0 | write_io_handle->number_of_chunks_written -= unusable_number_of_chunks; |
1690 | 0 | write_io_handle->remaining_segment_file_size = segment_table->maximum_segment_size - segment_file->current_offset; |
1691 | 0 | write_io_handle->number_of_chunks_written_to_segment_file = segment_file->number_of_chunks; |
1692 | |
|
1693 | 0 | if( write_io_handle->input_write_count > 0 ) |
1694 | 0 | { |
1695 | 0 | write_io_handle->current_segment_file = segment_file; |
1696 | 0 | } |
1697 | 0 | } |
1698 | 0 | } |
1699 | | #if defined( HAVE_DEBUG_OUTPUT ) |
1700 | | if( libcnotify_verbose != 0 ) |
1701 | | { |
1702 | | libcnotify_printf( |
1703 | | "%s: resuming write at offset: %" PRIi64 " (0x%08" PRIx64 ") with chunk: %" PRIu64 ".\n", |
1704 | | function, |
1705 | | write_io_handle->input_write_count, |
1706 | | write_io_handle->input_write_count, |
1707 | | write_io_handle->number_of_chunks_written ); |
1708 | | } |
1709 | | #endif |
1710 | 0 | if( libfcache_cache_free( |
1711 | 0 | §ions_cache, |
1712 | 0 | error ) != 1 ) |
1713 | 0 | { |
1714 | 0 | libcerror_error_set( |
1715 | 0 | error, |
1716 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1717 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
1718 | 0 | "%s: unable to free sections cache.", |
1719 | 0 | function ); |
1720 | |
|
1721 | 0 | goto on_error; |
1722 | 0 | } |
1723 | 0 | return( 1 ); |
1724 | | |
1725 | 0 | on_error: |
1726 | 0 | if( sections_cache != NULL ) |
1727 | 0 | { |
1728 | 0 | libfcache_cache_free( |
1729 | 0 | §ions_cache, |
1730 | 0 | NULL ); |
1731 | 0 | } |
1732 | 0 | return( -1 ); |
1733 | 0 | } |
1734 | | |
1735 | | /* Resize the table entries |
1736 | | * Returns 1 if successful or -1 on error |
1737 | | */ |
1738 | | int libewf_write_io_handle_resize_table_entries( |
1739 | | libewf_write_io_handle_t *write_io_handle, |
1740 | | uint32_t number_of_entries, |
1741 | | libcerror_error_t **error ) |
1742 | 0 | { |
1743 | 0 | static char *function = "libewf_write_io_handle_resize_table_entries"; |
1744 | 0 | void *reallocation = NULL; |
1745 | 0 | size_t table_entries_data_size = 0; |
1746 | 0 | size_t table_section_data_size = 0; |
1747 | |
|
1748 | 0 | if( write_io_handle == NULL ) |
1749 | 0 | { |
1750 | 0 | libcerror_error_set( |
1751 | 0 | error, |
1752 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1753 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1754 | 0 | "%s: invalid write IO handle.", |
1755 | 0 | function ); |
1756 | |
|
1757 | 0 | return( -1 ); |
1758 | 0 | } |
1759 | 0 | if( write_io_handle->table_entry_size == 0 ) |
1760 | 0 | { |
1761 | 0 | libcerror_error_set( |
1762 | 0 | error, |
1763 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1764 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1765 | 0 | "%s: invalid write IO handle - missing table entry size.", |
1766 | 0 | function ); |
1767 | |
|
1768 | 0 | return( -1 ); |
1769 | 0 | } |
1770 | 0 | if( ( number_of_entries < write_io_handle->number_of_table_entries ) |
1771 | 0 | || ( (size_t) number_of_entries > ( (size_t) SSIZE_MAX / write_io_handle->table_entry_size ) ) ) |
1772 | 0 | { |
1773 | 0 | libcerror_error_set( |
1774 | 0 | error, |
1775 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1776 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
1777 | 0 | "%s: invalid number of entries value out of bounds.", |
1778 | 0 | function ); |
1779 | |
|
1780 | 0 | return( -1 ); |
1781 | 0 | } |
1782 | 0 | table_entries_data_size = number_of_entries * write_io_handle->table_entry_size; |
1783 | |
|
1784 | 0 | if( table_entries_data_size > ( MEMORY_MAXIMUM_ALLOCATION_SIZE - write_io_handle->table_header_size - 16 ) ) |
1785 | 0 | { |
1786 | 0 | libcerror_error_set( |
1787 | 0 | error, |
1788 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1789 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
1790 | 0 | "%s: invalid table entries data size value out of bounds.", |
1791 | 0 | function ); |
1792 | |
|
1793 | 0 | return( -1 ); |
1794 | 0 | } |
1795 | | /* Reserve space for the header, entries and footer |
1796 | | */ |
1797 | 0 | table_section_data_size = write_io_handle->table_header_size + table_entries_data_size + 16; |
1798 | |
|
1799 | 0 | reallocation = memory_reallocate( |
1800 | 0 | write_io_handle->table_section_data, |
1801 | 0 | table_section_data_size ); |
1802 | |
|
1803 | 0 | if( reallocation == NULL ) |
1804 | 0 | { |
1805 | 0 | libcerror_error_set( |
1806 | 0 | error, |
1807 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
1808 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
1809 | 0 | "%s: unable to resize table section data.", |
1810 | 0 | function ); |
1811 | |
|
1812 | 0 | return( -1 ); |
1813 | 0 | } |
1814 | 0 | write_io_handle->table_section_data = (uint8_t *) reallocation; |
1815 | 0 | write_io_handle->table_section_data_size = table_section_data_size; |
1816 | 0 | write_io_handle->table_entries_data = &( write_io_handle->table_section_data[ write_io_handle->table_header_size ] ); |
1817 | 0 | write_io_handle->table_entries_data_size = table_entries_data_size; |
1818 | 0 | write_io_handle->number_of_table_entries = number_of_entries; |
1819 | |
|
1820 | 0 | return( 1 ); |
1821 | 0 | } |
1822 | | |
1823 | | /* Calculates an estimate of the number of chunks that fit within a segment file |
1824 | | * Returns 1 if successful or -1 on error |
1825 | | */ |
1826 | | int libewf_write_io_handle_calculate_chunks_per_segment_file( |
1827 | | libewf_write_io_handle_t *write_io_handle, |
1828 | | libewf_media_values_t *media_values, |
1829 | | uint8_t segment_file_type, |
1830 | | uint8_t format, |
1831 | | libcerror_error_t **error ) |
1832 | 0 | { |
1833 | 0 | static char *function = "libewf_write_io_handle_calculate_chunks_per_segment_file"; |
1834 | 0 | int64_t calculated_chunks_per_segment_file = 0; |
1835 | 0 | int64_t maximum_chunks_per_segment_file = 0; |
1836 | 0 | int64_t remaining_number_of_chunks = 0; |
1837 | 0 | int64_t required_chunk_sections = 0; |
1838 | |
|
1839 | 0 | if( write_io_handle == NULL ) |
1840 | 0 | { |
1841 | 0 | libcerror_error_set( |
1842 | 0 | error, |
1843 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1844 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1845 | 0 | "%s: invalid write IO handle.", |
1846 | 0 | function ); |
1847 | |
|
1848 | 0 | return( -1 ); |
1849 | 0 | } |
1850 | 0 | if( write_io_handle->maximum_chunks_per_section == 0 ) |
1851 | 0 | { |
1852 | 0 | libcerror_error_set( |
1853 | 0 | error, |
1854 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1855 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1856 | 0 | "%s: invalid write IO handle - missing maximum chunks per section.", |
1857 | 0 | function ); |
1858 | |
|
1859 | 0 | return( -1 ); |
1860 | 0 | } |
1861 | 0 | if( media_values == NULL ) |
1862 | 0 | { |
1863 | 0 | libcerror_error_set( |
1864 | 0 | error, |
1865 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1866 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1867 | 0 | "%s: invalid media values.", |
1868 | 0 | function ); |
1869 | |
|
1870 | 0 | return( -1 ); |
1871 | 0 | } |
1872 | 0 | if( media_values->chunk_size == 0 ) |
1873 | 0 | { |
1874 | 0 | libcerror_error_set( |
1875 | 0 | error, |
1876 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1877 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1878 | 0 | "%s: invalid media values - missing chunk size.", |
1879 | 0 | function ); |
1880 | |
|
1881 | 0 | return( -1 ); |
1882 | 0 | } |
1883 | | /* TODO check if media values -> number of chunks is in bounds */ |
1884 | | /* Calculate the maximum number of chunks within this segment file |
1885 | | */ |
1886 | 0 | maximum_chunks_per_segment_file = write_io_handle->remaining_segment_file_size; |
1887 | |
|
1888 | 0 | if( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
1889 | 0 | { |
1890 | | /* The EWF-S01 format uses compression this will add 16 bytes on average |
1891 | | */ |
1892 | 0 | maximum_chunks_per_segment_file /= media_values->chunk_size + 16; |
1893 | 0 | } |
1894 | 0 | else |
1895 | 0 | { |
1896 | 0 | maximum_chunks_per_segment_file /= media_values->chunk_size + 4; |
1897 | 0 | } |
1898 | | /* Determine the number of required chunk sections |
1899 | | */ |
1900 | 0 | required_chunk_sections = maximum_chunks_per_segment_file |
1901 | 0 | % write_io_handle->maximum_chunks_per_section; |
1902 | |
|
1903 | 0 | calculated_chunks_per_segment_file = write_io_handle->remaining_segment_file_size; |
1904 | |
|
1905 | 0 | if( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
1906 | 0 | { |
1907 | | /* Leave space for the chunk section descriptors |
1908 | | */ |
1909 | 0 | calculated_chunks_per_segment_file -= required_chunk_sections |
1910 | 0 | * sizeof( ewf_section_descriptor_v1_t ); |
1911 | | |
1912 | | /* Leave space for the table entries data |
1913 | | */ |
1914 | 0 | calculated_chunks_per_segment_file -= maximum_chunks_per_segment_file |
1915 | 0 | * sizeof( ewf_table_entry_v1_t ); |
1916 | 0 | } |
1917 | 0 | else if( format == LIBEWF_FORMAT_ENCASE1 ) |
1918 | 0 | { |
1919 | | /* Leave space for the chunk section descriptors and the offset table checksum |
1920 | | */ |
1921 | 0 | calculated_chunks_per_segment_file -= required_chunk_sections |
1922 | 0 | * ( sizeof( ewf_section_descriptor_v1_t ) + 4 ); |
1923 | | |
1924 | | /* Leave space for the table entries data |
1925 | | */ |
1926 | 0 | calculated_chunks_per_segment_file -= maximum_chunks_per_segment_file |
1927 | 0 | * sizeof( ewf_table_entry_v1_t ); |
1928 | 0 | } |
1929 | 0 | else if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1 ) |
1930 | 0 | || ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_LOGICAL ) ) |
1931 | 0 | { |
1932 | | /* Leave space for the chunk, table and table2 section descriptors and the table and table2 offset table checksums |
1933 | | */ |
1934 | 0 | calculated_chunks_per_segment_file -= required_chunk_sections |
1935 | 0 | * ( ( 3 * sizeof( ewf_section_descriptor_v1_t ) ) + ( 2 * 4 ) ); |
1936 | | |
1937 | | /* Leave space for the table and table2 offsets |
1938 | | */ |
1939 | 0 | calculated_chunks_per_segment_file -= 2 * maximum_chunks_per_segment_file |
1940 | 0 | * sizeof( ewf_table_entry_v1_t ); |
1941 | 0 | } |
1942 | 0 | else |
1943 | 0 | { |
1944 | | /* TODO EWF2 */ |
1945 | 0 | } |
1946 | | /* Calculate the number of chunks within this segment file |
1947 | | */ |
1948 | 0 | if( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
1949 | 0 | { |
1950 | | /* The EWF-S01 format uses compression this will add 16 bytes on average |
1951 | | */ |
1952 | 0 | calculated_chunks_per_segment_file /= media_values->chunk_size + 16; |
1953 | 0 | } |
1954 | 0 | else if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1 ) |
1955 | 0 | || ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_LOGICAL ) ) |
1956 | 0 | { |
1957 | | /* The EWF-E01 format will used 4 bytes for an uncompressed chunk |
1958 | | * when the chunk cannot be compressed |
1959 | | */ |
1960 | 0 | calculated_chunks_per_segment_file /= media_values->chunk_size + 4; |
1961 | 0 | } |
1962 | 0 | else |
1963 | 0 | { |
1964 | | /* TODO EWF2 */ |
1965 | 0 | } |
1966 | | /* If the input size is known determine the remaining number of chunks |
1967 | | */ |
1968 | 0 | if( media_values->media_size > 0 ) |
1969 | 0 | { |
1970 | 0 | remaining_number_of_chunks = (int64_t) media_values->number_of_chunks |
1971 | 0 | - (int64_t) write_io_handle->number_of_chunks_written; |
1972 | | |
1973 | | /* Check if less chunks remain than the number of chunks calculated |
1974 | | */ |
1975 | 0 | if( remaining_number_of_chunks < calculated_chunks_per_segment_file ) |
1976 | 0 | { |
1977 | 0 | calculated_chunks_per_segment_file = remaining_number_of_chunks; |
1978 | 0 | } |
1979 | 0 | } |
1980 | | /* Make sure to return the total number of chunks per segment file |
1981 | | */ |
1982 | 0 | calculated_chunks_per_segment_file += (int64_t) write_io_handle->number_of_chunks_written_to_segment_file; |
1983 | | |
1984 | | /* Fail safe segment should contain at least 1 chunk |
1985 | | */ |
1986 | 0 | if( calculated_chunks_per_segment_file <= 0 ) |
1987 | 0 | { |
1988 | 0 | calculated_chunks_per_segment_file = 1; |
1989 | 0 | } |
1990 | | /* Fail safe no more than 2^32 values are allowed |
1991 | | */ |
1992 | 0 | else if( calculated_chunks_per_segment_file > (int64_t) UINT32_MAX ) |
1993 | 0 | { |
1994 | 0 | calculated_chunks_per_segment_file = UINT32_MAX; |
1995 | 0 | } |
1996 | 0 | write_io_handle->chunks_per_segment_file = (uint64_t) calculated_chunks_per_segment_file; |
1997 | |
|
1998 | 0 | return( 1 ); |
1999 | 0 | } |
2000 | | |
2001 | | /* Calculates the number of chunks that fit within a (chunks) section |
2002 | | * Returns 1 if successful or -1 on error |
2003 | | */ |
2004 | | int libewf_write_io_handle_calculate_chunks_per_section( |
2005 | | libewf_write_io_handle_t *write_io_handle, |
2006 | | libcerror_error_t **error ) |
2007 | 0 | { |
2008 | 0 | static char *function = "libewf_write_io_handle_calculate_chunks_per_section"; |
2009 | 0 | int64_t remaining_number_of_chunks = 0; |
2010 | |
|
2011 | 0 | if( write_io_handle == NULL ) |
2012 | 0 | { |
2013 | 0 | libcerror_error_set( |
2014 | 0 | error, |
2015 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2016 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2017 | 0 | "%s: invalid write IO handle.", |
2018 | 0 | function ); |
2019 | |
|
2020 | 0 | return( -1 ); |
2021 | 0 | } |
2022 | 0 | if( write_io_handle->maximum_chunks_per_section == 0 ) |
2023 | 0 | { |
2024 | 0 | libcerror_error_set( |
2025 | 0 | error, |
2026 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2027 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2028 | 0 | "%s: invalid write IO handle - missing maximum chunks per section.", |
2029 | 0 | function ); |
2030 | |
|
2031 | 0 | return( -1 ); |
2032 | 0 | } |
2033 | 0 | if( write_io_handle->number_of_chunks_written_to_segment_file > write_io_handle->chunks_per_segment_file ) |
2034 | 0 | { |
2035 | 0 | libcerror_error_set( |
2036 | 0 | error, |
2037 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2038 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2039 | 0 | "%s: number of chunks written to segment exceeds number of chunks per segment file.", |
2040 | 0 | function ); |
2041 | |
|
2042 | 0 | return( -1 ); |
2043 | 0 | } |
2044 | 0 | remaining_number_of_chunks = (int64_t) write_io_handle->chunks_per_segment_file |
2045 | 0 | - (int64_t) write_io_handle->number_of_chunks_written_to_segment_file; |
2046 | |
|
2047 | 0 | if( remaining_number_of_chunks > (int64_t) write_io_handle->maximum_chunks_per_section ) |
2048 | 0 | { |
2049 | 0 | remaining_number_of_chunks = (int64_t) write_io_handle->maximum_chunks_per_section; |
2050 | 0 | } |
2051 | | /* Fail safe no more than 2^31 values are allowed |
2052 | | */ |
2053 | 0 | if( remaining_number_of_chunks > (int64_t) INT32_MAX ) |
2054 | 0 | { |
2055 | 0 | remaining_number_of_chunks = INT32_MAX; |
2056 | 0 | } |
2057 | 0 | write_io_handle->chunks_per_section = (uint32_t) remaining_number_of_chunks; |
2058 | |
|
2059 | 0 | return( 1 ); |
2060 | 0 | } |
2061 | | |
2062 | | /* Tests if the current segment file is full |
2063 | | * Returns 1 if full, 0 if not or -1 on error |
2064 | | */ |
2065 | | int libewf_write_io_handle_test_segment_file_full( |
2066 | | libewf_write_io_handle_t *write_io_handle, |
2067 | | libewf_media_values_t *media_values, |
2068 | | uint8_t segment_file_type, |
2069 | | uint8_t format, |
2070 | | libcerror_error_t **error ) |
2071 | 0 | { |
2072 | 0 | static char *function = "libewf_write_io_handle_test_segment_file_full"; |
2073 | |
|
2074 | 0 | if( write_io_handle == NULL ) |
2075 | 0 | { |
2076 | 0 | libcerror_error_set( |
2077 | 0 | error, |
2078 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2079 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2080 | 0 | "%s: invalid write IO handle.", |
2081 | 0 | function ); |
2082 | |
|
2083 | 0 | return( -1 ); |
2084 | 0 | } |
2085 | 0 | if( media_values == NULL ) |
2086 | 0 | { |
2087 | 0 | libcerror_error_set( |
2088 | 0 | error, |
2089 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2090 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2091 | 0 | "%s: invalid media values.", |
2092 | 0 | function ); |
2093 | |
|
2094 | 0 | return( -1 ); |
2095 | 0 | } |
2096 | 0 | if( media_values->chunk_size == 0 ) |
2097 | 0 | { |
2098 | 0 | libcerror_error_set( |
2099 | 0 | error, |
2100 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2101 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2102 | 0 | "%s: invalid media values - missing chunk size.", |
2103 | 0 | function ); |
2104 | |
|
2105 | 0 | return( -1 ); |
2106 | 0 | } |
2107 | | /* Check if the maximum number of chunks has been reached |
2108 | | */ |
2109 | 0 | if( ( media_values->number_of_chunks != 0 ) |
2110 | 0 | && ( media_values->number_of_chunks == write_io_handle->number_of_chunks_written ) ) |
2111 | 0 | { |
2112 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2113 | | if( libcnotify_verbose != 0 ) |
2114 | | { |
2115 | | libcnotify_printf( |
2116 | | "%s: all required chunks have been written.\n", |
2117 | | function ); |
2118 | | } |
2119 | | #endif |
2120 | 0 | return( 1 ); |
2121 | 0 | } |
2122 | | /* Check if the end of the input has been reached |
2123 | | */ |
2124 | 0 | if( ( media_values->media_size != 0 ) |
2125 | 0 | && ( write_io_handle->input_write_count >= (ssize64_t) media_values->media_size ) ) |
2126 | 0 | { |
2127 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2128 | | if( libcnotify_verbose != 0 ) |
2129 | | { |
2130 | | libcnotify_printf( |
2131 | | "%s: all required data has been written.\n", |
2132 | | function ); |
2133 | | } |
2134 | | #endif |
2135 | |
|
2136 | 0 | return( 1 ); |
2137 | 0 | } |
2138 | | /* The EWF-S01 and EnCase1 format should use the pre calculated size |
2139 | | */ |
2140 | 0 | if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
2141 | 0 | || ( format == LIBEWF_FORMAT_ENCASE1 ) ) |
2142 | 0 | { |
2143 | 0 | if( write_io_handle->number_of_chunks_written_to_segment_file >= write_io_handle->chunks_per_segment_file ) |
2144 | 0 | { |
2145 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2146 | | if( libcnotify_verbose != 0 ) |
2147 | | { |
2148 | | libcnotify_printf( |
2149 | | "%s: no space left for additional chunk.\n", |
2150 | | function ); |
2151 | | } |
2152 | | #endif |
2153 | 0 | return( 1 ); |
2154 | 0 | } |
2155 | 0 | } |
2156 | | /* Determine if a chunk would fit in the segment file |
2157 | | */ |
2158 | 0 | else if( write_io_handle->remaining_segment_file_size < (ssize64_t) ( media_values->chunk_size + 4 ) ) |
2159 | 0 | { |
2160 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2161 | | if( libcnotify_verbose != 0 ) |
2162 | | { |
2163 | | libcnotify_printf( |
2164 | | "%s: no space left for additional chunk - file size exceeded.\n", |
2165 | | function ); |
2166 | | } |
2167 | | #endif |
2168 | |
|
2169 | 0 | return( 1 ); |
2170 | 0 | } |
2171 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2172 | | if( libcnotify_verbose != 0 ) |
2173 | | { |
2174 | | libcnotify_printf( |
2175 | | "%s: space left for additional chunk.\n", |
2176 | | function ); |
2177 | | } |
2178 | | #endif |
2179 | | |
2180 | 0 | return( 0 ); |
2181 | 0 | } |
2182 | | |
2183 | | /* Tests if the current chunks section is full |
2184 | | * Returns 1 if full, 0 if not or -1 on error |
2185 | | */ |
2186 | | int libewf_write_io_handle_test_chunks_section_full( |
2187 | | libewf_write_io_handle_t *write_io_handle, |
2188 | | libewf_media_values_t *media_values, |
2189 | | off64_t segment_file_offset, |
2190 | | uint8_t segment_file_type, |
2191 | | uint8_t format, |
2192 | | libcerror_error_t **error ) |
2193 | 0 | { |
2194 | 0 | static char *function = "libewf_write_io_handle_test_chunks_section_full"; |
2195 | |
|
2196 | 0 | if( write_io_handle == NULL ) |
2197 | 0 | { |
2198 | 0 | libcerror_error_set( |
2199 | 0 | error, |
2200 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2201 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2202 | 0 | "%s: invalid write IO handle.", |
2203 | 0 | function ); |
2204 | |
|
2205 | 0 | return( -1 ); |
2206 | 0 | } |
2207 | 0 | if( media_values == NULL ) |
2208 | 0 | { |
2209 | 0 | libcerror_error_set( |
2210 | 0 | error, |
2211 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2212 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2213 | 0 | "%s: invalid media values.", |
2214 | 0 | function ); |
2215 | |
|
2216 | 0 | return( -1 ); |
2217 | 0 | } |
2218 | 0 | if( media_values->chunk_size == 0 ) |
2219 | 0 | { |
2220 | 0 | libcerror_error_set( |
2221 | 0 | error, |
2222 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2223 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2224 | 0 | "%s: invalid media values - missing chunk size.", |
2225 | 0 | function ); |
2226 | |
|
2227 | 0 | return( -1 ); |
2228 | 0 | } |
2229 | 0 | if( write_io_handle->maximum_chunks_per_section == 0 ) |
2230 | 0 | { |
2231 | 0 | libcerror_error_set( |
2232 | 0 | error, |
2233 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2234 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2235 | 0 | "%s: invalid write IO handle - missing maximum chunks per section.", |
2236 | 0 | function ); |
2237 | |
|
2238 | 0 | return( -1 ); |
2239 | 0 | } |
2240 | 0 | if( segment_file_offset > (off64_t) INT64_MAX ) |
2241 | 0 | { |
2242 | 0 | libcerror_error_set( |
2243 | 0 | error, |
2244 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2245 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2246 | 0 | "%s: invalid segment file offset value exceeds maximum.", |
2247 | 0 | function ); |
2248 | |
|
2249 | 0 | return( -1 ); |
2250 | 0 | } |
2251 | | /* Check if a chunks section has been opened |
2252 | | */ |
2253 | 0 | if( write_io_handle->chunks_section_offset == 0 ) |
2254 | 0 | { |
2255 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2256 | | if( libcnotify_verbose != 0 ) |
2257 | | { |
2258 | | libcnotify_printf( |
2259 | | "%s: no chunks section has been created.\n", |
2260 | | function ); |
2261 | | } |
2262 | | #endif |
2263 | 0 | return( 0 ); |
2264 | 0 | } |
2265 | | /* Check if the maximum number of chunks has been reached |
2266 | | */ |
2267 | 0 | if( ( media_values->number_of_chunks != 0 ) |
2268 | 0 | && ( media_values->number_of_chunks == write_io_handle->number_of_chunks_written ) ) |
2269 | 0 | { |
2270 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2271 | | if( libcnotify_verbose != 0 ) |
2272 | | { |
2273 | | libcnotify_printf( |
2274 | | "%s: all required chunks have been written.\n", |
2275 | | function ); |
2276 | | } |
2277 | | #endif |
2278 | 0 | return( 1 ); |
2279 | 0 | } |
2280 | | /* Check if the end of the input has been reached |
2281 | | */ |
2282 | 0 | if( ( media_values->media_size != 0 ) |
2283 | 0 | && ( write_io_handle->input_write_count >= (ssize64_t) media_values->media_size ) ) |
2284 | 0 | { |
2285 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2286 | | if( libcnotify_verbose != 0 ) |
2287 | | { |
2288 | | libcnotify_printf( |
2289 | | "%s: all required data has been written.\n", |
2290 | | function ); |
2291 | | } |
2292 | | #endif |
2293 | 0 | return( 1 ); |
2294 | 0 | } |
2295 | 0 | if( write_io_handle->number_of_chunks_written_to_section >= write_io_handle->maximum_chunks_per_section ) |
2296 | 0 | { |
2297 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2298 | | if( libcnotify_verbose != 0 ) |
2299 | | { |
2300 | | libcnotify_printf( |
2301 | | "%s: no space left for additional chunk - maximum reached.\n", |
2302 | | function ); |
2303 | | } |
2304 | | #endif |
2305 | 0 | return( 1 ); |
2306 | 0 | } |
2307 | | /* No more than ( 2^31 / 4 ) chunks are allowed |
2308 | | */ |
2309 | 0 | if( write_io_handle->number_of_chunks_written_to_section > (uint32_t) ( INT32_MAX / 4 ) ) |
2310 | 0 | { |
2311 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2312 | | if( libcnotify_verbose != 0 ) |
2313 | | { |
2314 | | libcnotify_printf( |
2315 | | "%s: no space left for additional chunk - preventing chunk overflow.\n", |
2316 | | function ); |
2317 | | } |
2318 | | #endif |
2319 | 0 | return( 1 ); |
2320 | 0 | } |
2321 | | /* Prevent offset overflow |
2322 | | */ |
2323 | 0 | if( ( segment_file_offset - write_io_handle->chunks_section_offset ) > (off64_t) INT32_MAX ) |
2324 | 0 | { |
2325 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2326 | | if( libcnotify_verbose != 0 ) |
2327 | | { |
2328 | | libcnotify_printf( |
2329 | | "%s: no space left for additional chunk - preventing offset overflow.\n", |
2330 | | function ); |
2331 | | } |
2332 | | #endif |
2333 | 0 | return( 1 ); |
2334 | 0 | } |
2335 | | /* The EWF-S01 and EnCase1 format do not allow for a growth of the offset table |
2336 | | */ |
2337 | 0 | if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) |
2338 | 0 | || ( format == LIBEWF_FORMAT_ENCASE1 ) ) |
2339 | 0 | { |
2340 | 0 | if( write_io_handle->number_of_chunks_written_to_section >= write_io_handle->chunks_per_section ) |
2341 | 0 | { |
2342 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2343 | | if( libcnotify_verbose != 0 ) |
2344 | | { |
2345 | | libcnotify_printf( |
2346 | | "%s: no space left for additional chunk.\n", |
2347 | | function ); |
2348 | | } |
2349 | | #endif |
2350 | 0 | return( 1 ); |
2351 | 0 | } |
2352 | 0 | } |
2353 | | /* Determine if a chunk would fit in the segment file |
2354 | | */ |
2355 | 0 | else if( write_io_handle->remaining_segment_file_size < (ssize64_t) ( media_values->chunk_size + 4 ) ) |
2356 | 0 | { |
2357 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2358 | | if( libcnotify_verbose != 0 ) |
2359 | | { |
2360 | | libcnotify_printf( |
2361 | | "%s: no space left for additional chunk - file size exceeded.\n", |
2362 | | function ); |
2363 | | } |
2364 | | #endif |
2365 | 0 | return( 1 ); |
2366 | 0 | } |
2367 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2368 | | if( libcnotify_verbose != 0 ) |
2369 | | { |
2370 | | libcnotify_printf( |
2371 | | "%s: space left for additional chunk.\n", |
2372 | | function ); |
2373 | | } |
2374 | | #endif |
2375 | 0 | return( 0 ); |
2376 | 0 | } |
2377 | | |
2378 | | /* Creates a new segment file and opens it for writing |
2379 | | * Returns 1 if successful or -1 on error |
2380 | | */ |
2381 | | int libewf_write_io_handle_create_segment_file( |
2382 | | libewf_io_handle_t *io_handle, |
2383 | | libbfio_pool_t *file_io_pool, |
2384 | | libewf_segment_table_t *segment_table, |
2385 | | uint8_t segment_file_type, |
2386 | | uint32_t segment_number, |
2387 | | uint32_t maximum_number_of_segments, |
2388 | | const uint8_t *set_identifier, |
2389 | | int *file_io_pool_entry, |
2390 | | libewf_segment_file_t **segment_file, |
2391 | | libcerror_error_t **error ) |
2392 | 0 | { |
2393 | 0 | libbfio_handle_t *file_io_handle = NULL; |
2394 | 0 | libewf_segment_file_t *safe_segment_file = NULL; |
2395 | 0 | system_character_t *filename = NULL; |
2396 | 0 | static char *function = "libewf_write_io_handle_create_segment_file"; |
2397 | 0 | size_t filename_size = 0; |
2398 | 0 | int bfio_access_flags = 0; |
2399 | 0 | int safe_file_io_pool_entry = 0; |
2400 | |
|
2401 | 0 | if( io_handle == NULL ) |
2402 | 0 | { |
2403 | 0 | libcerror_error_set( |
2404 | 0 | error, |
2405 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2406 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2407 | 0 | "%s: invalid IO handle.", |
2408 | 0 | function ); |
2409 | |
|
2410 | 0 | return( -1 ); |
2411 | 0 | } |
2412 | 0 | if( file_io_pool_entry == NULL ) |
2413 | 0 | { |
2414 | 0 | libcerror_error_set( |
2415 | 0 | error, |
2416 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2417 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2418 | 0 | "%s: invalid file IO pool entry.", |
2419 | 0 | function ); |
2420 | |
|
2421 | 0 | return( -1 ); |
2422 | 0 | } |
2423 | 0 | if( segment_table == NULL ) |
2424 | 0 | { |
2425 | 0 | libcerror_error_set( |
2426 | 0 | error, |
2427 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2428 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2429 | 0 | "%s: invalid segment table.", |
2430 | 0 | function ); |
2431 | |
|
2432 | 0 | return( -1 ); |
2433 | 0 | } |
2434 | 0 | if( segment_file == NULL ) |
2435 | 0 | { |
2436 | 0 | libcerror_error_set( |
2437 | 0 | error, |
2438 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2439 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2440 | 0 | "%s: invalid segment file.", |
2441 | 0 | function ); |
2442 | |
|
2443 | 0 | return( -1 ); |
2444 | 0 | } |
2445 | 0 | if( *segment_file != NULL ) |
2446 | 0 | { |
2447 | 0 | libcerror_error_set( |
2448 | 0 | error, |
2449 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2450 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
2451 | 0 | "%s: invalid segment file - value already set.", |
2452 | 0 | function ); |
2453 | |
|
2454 | 0 | return( -1 ); |
2455 | 0 | } |
2456 | 0 | if( libewf_filename_create( |
2457 | 0 | &filename, |
2458 | 0 | &filename_size, |
2459 | 0 | segment_table->basename, |
2460 | 0 | segment_table->basename_size - 1, |
2461 | 0 | segment_number + 1, |
2462 | 0 | maximum_number_of_segments, |
2463 | 0 | segment_file_type, |
2464 | 0 | io_handle->format, |
2465 | 0 | error ) != 1 ) |
2466 | 0 | { |
2467 | 0 | libcerror_error_set( |
2468 | 0 | error, |
2469 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2470 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2471 | 0 | "%s: unable to create segment file: %" PRIu32 " filename.", |
2472 | 0 | function, |
2473 | 0 | segment_number ); |
2474 | |
|
2475 | 0 | goto on_error; |
2476 | 0 | } |
2477 | 0 | if( filename == NULL ) |
2478 | 0 | { |
2479 | 0 | libcerror_error_set( |
2480 | 0 | error, |
2481 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2482 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
2483 | 0 | "%s: missing filename.", |
2484 | 0 | function ); |
2485 | |
|
2486 | 0 | goto on_error; |
2487 | 0 | } |
2488 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2489 | | if( libcnotify_verbose != 0 ) |
2490 | | { |
2491 | | libcnotify_printf( |
2492 | | "%s: creating segment file: %" PRIu32 " with filename: %" PRIs_SYSTEM ".\n", |
2493 | | function, |
2494 | | segment_number, |
2495 | | filename ); |
2496 | | } |
2497 | | #endif |
2498 | 0 | if( libbfio_file_initialize( |
2499 | 0 | &file_io_handle, |
2500 | 0 | error ) != 1 ) |
2501 | 0 | { |
2502 | 0 | libcerror_error_set( |
2503 | 0 | error, |
2504 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2505 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2506 | 0 | "%s: unable to create file IO handle.", |
2507 | 0 | function ); |
2508 | |
|
2509 | 0 | goto on_error; |
2510 | 0 | } |
2511 | | #if defined( HAVE_WIDE_SYSTEM_CHARACTER ) |
2512 | | if( libbfio_file_set_name_wide( |
2513 | | file_io_handle, |
2514 | | filename, |
2515 | | filename_size, |
2516 | | error ) != 1 ) |
2517 | | #else |
2518 | 0 | if( libbfio_file_set_name( |
2519 | 0 | file_io_handle, |
2520 | 0 | filename, |
2521 | 0 | filename_size, |
2522 | 0 | error ) != 1 ) |
2523 | 0 | #endif |
2524 | 0 | { |
2525 | 0 | libcerror_error_set( |
2526 | 0 | error, |
2527 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2528 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
2529 | 0 | "%s: unable to set filename in file IO handle.", |
2530 | 0 | function ); |
2531 | |
|
2532 | 0 | goto on_error; |
2533 | 0 | } |
2534 | 0 | memory_free( |
2535 | 0 | filename ); |
2536 | |
|
2537 | 0 | filename = NULL; |
2538 | |
|
2539 | 0 | bfio_access_flags = LIBBFIO_OPEN_WRITE_TRUNCATE; |
2540 | |
|
2541 | 0 | if( libbfio_pool_append_handle( |
2542 | 0 | file_io_pool, |
2543 | 0 | &safe_file_io_pool_entry, |
2544 | 0 | file_io_handle, |
2545 | 0 | bfio_access_flags, |
2546 | 0 | error ) != 1 ) |
2547 | 0 | { |
2548 | 0 | libcerror_error_set( |
2549 | 0 | error, |
2550 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2551 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2552 | 0 | "%s: unable to append file IO handle to pool.", |
2553 | 0 | function ); |
2554 | |
|
2555 | 0 | goto on_error; |
2556 | 0 | } |
2557 | 0 | file_io_handle = NULL; |
2558 | |
|
2559 | 0 | if( libbfio_pool_open( |
2560 | 0 | file_io_pool, |
2561 | 0 | safe_file_io_pool_entry, |
2562 | 0 | bfio_access_flags, |
2563 | 0 | error ) != 1 ) |
2564 | 0 | { |
2565 | 0 | libcerror_error_set( |
2566 | 0 | error, |
2567 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2568 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
2569 | 0 | "%s: unable to open file IO pool entry: %d.", |
2570 | 0 | function, |
2571 | 0 | safe_file_io_pool_entry ); |
2572 | |
|
2573 | 0 | goto on_error; |
2574 | 0 | } |
2575 | 0 | if( libewf_segment_file_initialize( |
2576 | 0 | &safe_segment_file, |
2577 | 0 | io_handle, |
2578 | 0 | error ) != 1 ) |
2579 | 0 | { |
2580 | 0 | libcerror_error_set( |
2581 | 0 | error, |
2582 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2583 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
2584 | 0 | "%s: unable to create segment file.", |
2585 | 0 | function ); |
2586 | |
|
2587 | 0 | goto on_error; |
2588 | 0 | } |
2589 | 0 | safe_segment_file->type = segment_file_type; |
2590 | 0 | safe_segment_file->segment_number = segment_number + 1; |
2591 | 0 | safe_segment_file->flags |= LIBEWF_SEGMENT_FILE_FLAG_WRITE_OPEN; |
2592 | |
|
2593 | 0 | if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1 ) |
2594 | 0 | || ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_LOGICAL ) |
2595 | 0 | || ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) ) |
2596 | 0 | { |
2597 | 0 | safe_segment_file->major_version = 1; |
2598 | 0 | safe_segment_file->minor_version = 0; |
2599 | 0 | safe_segment_file->compression_method = LIBEWF_COMPRESSION_METHOD_DEFLATE; |
2600 | 0 | } |
2601 | 0 | else if( ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF2 ) |
2602 | 0 | || ( segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF2_LOGICAL ) ) |
2603 | 0 | { |
2604 | 0 | safe_segment_file->major_version = io_handle->major_version; |
2605 | 0 | safe_segment_file->minor_version = io_handle->minor_version; |
2606 | 0 | safe_segment_file->compression_method = io_handle->compression_method; |
2607 | |
|
2608 | 0 | if( memory_copy( |
2609 | 0 | safe_segment_file->set_identifier, |
2610 | 0 | set_identifier, |
2611 | 0 | 16 ) == NULL ) |
2612 | 0 | { |
2613 | 0 | libcerror_error_set( |
2614 | 0 | error, |
2615 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2616 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
2617 | 0 | "%s: unable to copy set identifier.", |
2618 | 0 | function ); |
2619 | |
|
2620 | 0 | goto on_error; |
2621 | 0 | } |
2622 | 0 | } |
2623 | 0 | if( libewf_segment_table_append_segment_by_segment_file( |
2624 | 0 | segment_table, |
2625 | 0 | safe_segment_file, |
2626 | 0 | safe_file_io_pool_entry, |
2627 | 0 | 0, |
2628 | 0 | error ) != 1 ) |
2629 | 0 | { |
2630 | 0 | libcerror_error_set( |
2631 | 0 | error, |
2632 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2633 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
2634 | 0 | "%s: unable to append segment: %" PRIu32 " to segment table.", |
2635 | 0 | function, |
2636 | 0 | segment_number ); |
2637 | |
|
2638 | 0 | goto on_error; |
2639 | 0 | } |
2640 | 0 | *file_io_pool_entry = safe_file_io_pool_entry; |
2641 | 0 | *segment_file = safe_segment_file; |
2642 | |
|
2643 | 0 | return( 1 ); |
2644 | | |
2645 | 0 | on_error: |
2646 | 0 | if( safe_segment_file != NULL ) |
2647 | 0 | { |
2648 | 0 | libewf_segment_file_free( |
2649 | 0 | &safe_segment_file, |
2650 | 0 | NULL ); |
2651 | 0 | } |
2652 | 0 | if( file_io_handle != NULL ) |
2653 | 0 | { |
2654 | 0 | libbfio_handle_free( |
2655 | 0 | &file_io_handle, |
2656 | 0 | NULL ); |
2657 | 0 | } |
2658 | 0 | if( filename != NULL ) |
2659 | 0 | { |
2660 | 0 | memory_free( |
2661 | 0 | filename ); |
2662 | 0 | } |
2663 | 0 | return( -1 ); |
2664 | 0 | } |
2665 | | |
2666 | | /* Generates the table entries data from the chunks list |
2667 | | * Returns 1 if successful or -1 on error |
2668 | | */ |
2669 | | int libewf_write_io_handle_generate_table_entries_data( |
2670 | | libewf_write_io_handle_t *write_io_handle, |
2671 | | uint64_t chunk_index, |
2672 | | uint8_t format_version, |
2673 | | uint8_t *table_entries_data, |
2674 | | size_t table_entries_data_size, |
2675 | | uint32_t number_of_entries, |
2676 | | off64_t base_offset, |
2677 | | libcerror_error_t **error ) |
2678 | 0 | { |
2679 | 0 | libewf_chunk_descriptor_t *chunk_descriptor = NULL; |
2680 | 0 | static char *function = "libewf_write_io_handle_generate_table_entries_data"; |
2681 | 0 | size_t data_offset = 0; |
2682 | 0 | size_t table_entry_data_size = 0; |
2683 | 0 | uint32_t table_entry_index = 0; |
2684 | |
|
2685 | 0 | if( write_io_handle == NULL ) |
2686 | 0 | { |
2687 | 0 | libcerror_error_set( |
2688 | 0 | error, |
2689 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2690 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2691 | 0 | "%s: invalid write IO handle.", |
2692 | 0 | function ); |
2693 | |
|
2694 | 0 | return( -1 ); |
2695 | 0 | } |
2696 | 0 | if( format_version == 1 ) |
2697 | 0 | { |
2698 | 0 | table_entry_data_size = sizeof( ewf_table_entry_v1_t ); |
2699 | 0 | } |
2700 | 0 | else if( format_version == 2 ) |
2701 | 0 | { |
2702 | 0 | table_entry_data_size = sizeof( ewf_table_entry_v2_t ); |
2703 | 0 | } |
2704 | 0 | else |
2705 | 0 | { |
2706 | 0 | libcerror_error_set( |
2707 | 0 | error, |
2708 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2709 | 0 | LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE, |
2710 | 0 | "%s: unsupported format version.", |
2711 | 0 | function ); |
2712 | |
|
2713 | 0 | return( -1 ); |
2714 | 0 | } |
2715 | 0 | if( table_entries_data == NULL ) |
2716 | 0 | { |
2717 | 0 | libcerror_error_set( |
2718 | 0 | error, |
2719 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2720 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2721 | 0 | "%s: invalid table entries data.", |
2722 | 0 | function ); |
2723 | |
|
2724 | 0 | return( -1 ); |
2725 | 0 | } |
2726 | 0 | if( table_entries_data_size > (size_t) SSIZE_MAX ) |
2727 | 0 | { |
2728 | 0 | libcerror_error_set( |
2729 | 0 | error, |
2730 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2731 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2732 | 0 | "%s: invalid table entries data size value exceeds maximum.", |
2733 | 0 | function ); |
2734 | |
|
2735 | 0 | return( -1 ); |
2736 | 0 | } |
2737 | 0 | if( number_of_entries > ( table_entries_data_size / table_entry_data_size ) ) |
2738 | 0 | { |
2739 | 0 | libcerror_error_set( |
2740 | 0 | error, |
2741 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2742 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
2743 | 0 | "%s: invalid table entries data size value out of bounds.", |
2744 | 0 | function ); |
2745 | |
|
2746 | 0 | return( -1 ); |
2747 | 0 | } |
2748 | 0 | for( table_entry_index = 0; |
2749 | 0 | table_entry_index < number_of_entries; |
2750 | 0 | table_entry_index++ ) |
2751 | 0 | { |
2752 | 0 | if( libcdata_array_get_entry_by_index( |
2753 | 0 | write_io_handle->chunks_section, |
2754 | 0 | table_entry_index, |
2755 | 0 | (intptr_t **) &chunk_descriptor, |
2756 | 0 | error ) != 1 ) |
2757 | 0 | { |
2758 | 0 | libcerror_error_set( |
2759 | 0 | error, |
2760 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2761 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2762 | 0 | "%s: unable to retrieve chunk descriptor: %" PRIu32 " from array.", |
2763 | 0 | function, |
2764 | 0 | table_entry_index ); |
2765 | |
|
2766 | 0 | return( -1 ); |
2767 | 0 | } |
2768 | 0 | if( libewf_chunk_descriptor_write_data( |
2769 | 0 | chunk_descriptor, |
2770 | 0 | &( table_entries_data[ data_offset ] ), |
2771 | 0 | table_entry_data_size, |
2772 | 0 | base_offset, |
2773 | 0 | format_version, |
2774 | 0 | error ) != 1 ) |
2775 | 0 | { |
2776 | 0 | libcerror_error_set( |
2777 | 0 | error, |
2778 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2779 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
2780 | 0 | "%s: unable to write chunk descriptor: %" PRIu32 ".", |
2781 | 0 | function, |
2782 | 0 | table_entry_index ); |
2783 | |
|
2784 | 0 | return( -1 ); |
2785 | 0 | } |
2786 | 0 | data_offset += table_entry_data_size; |
2787 | |
|
2788 | | #if defined( HAVE_DEBUG_OUTPUT ) |
2789 | | if( libcnotify_verbose != 0 ) |
2790 | | { |
2791 | | libcnotify_printf( |
2792 | | "%s: table entry: %05" PRIu32 " chunk\t\t\t: %" PRIu64 "\n", |
2793 | | function, |
2794 | | table_entry_index, |
2795 | | chunk_index ); |
2796 | | |
2797 | | libcnotify_printf( |
2798 | | "%s: table entry: %05" PRIu32 " base offset\t\t: %" PRIi64 " (0x%08" PRIx64 ")\n", |
2799 | | function, |
2800 | | table_entry_index, |
2801 | | base_offset, |
2802 | | base_offset ); |
2803 | | |
2804 | | libcnotify_printf( |
2805 | | "%s: table entry: %05" PRIu32 " chunk data offset\t: %" PRIi64 " (0x%08" PRIx64 ")\n", |
2806 | | function, |
2807 | | table_entry_index, |
2808 | | chunk_descriptor->data_offset, |
2809 | | chunk_descriptor->data_offset ); |
2810 | | |
2811 | | libcnotify_printf( |
2812 | | "%s: table entry: %05" PRIu32 " chunk data size\t\t: %" PRIu32 "\n", |
2813 | | function, |
2814 | | table_entry_index, |
2815 | | chunk_descriptor->data_size ); |
2816 | | |
2817 | | libcnotify_printf( |
2818 | | "%s: table entry: %05" PRIu32 " chunk data flags:\n", |
2819 | | function, |
2820 | | table_entry_index ); |
2821 | | |
2822 | | if( ( chunk_descriptor->range_flags & LIBEWF_RANGE_FLAG_IS_COMPRESSED ) != 0 ) |
2823 | | { |
2824 | | libcnotify_printf( |
2825 | | "\tIs compressed\n" ); |
2826 | | } |
2827 | | if( ( chunk_descriptor->range_flags & LIBEWF_RANGE_FLAG_HAS_CHECKSUM ) != 0 ) |
2828 | | { |
2829 | | libcnotify_printf( |
2830 | | "\tHas checksum\n" ); |
2831 | | } |
2832 | | if( ( chunk_descriptor->range_flags & LIBEWF_RANGE_FLAG_USES_PATTERN_FILL ) != 0 ) |
2833 | | { |
2834 | | libcnotify_printf( |
2835 | | "\tUses pattern fill\n" ); |
2836 | | } |
2837 | | libcnotify_printf( |
2838 | | "\n" ); |
2839 | | } |
2840 | | chunk_index++; |
2841 | | |
2842 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
2843 | 0 | } |
2844 | 0 | return( 1 ); |
2845 | 0 | } |
2846 | | |
2847 | | /* Writes the start of the chunks section |
2848 | | * Returns the number of bytes written or -1 on error |
2849 | | */ |
2850 | | ssize_t libewf_write_io_handle_write_chunks_section_start( |
2851 | | libewf_write_io_handle_t *write_io_handle, |
2852 | | libewf_io_handle_t *io_handle, |
2853 | | libbfio_pool_t *file_io_pool, |
2854 | | int file_io_pool_entry, |
2855 | | libewf_segment_file_t *segment_file, |
2856 | | libcerror_error_t **error ) |
2857 | 0 | { |
2858 | 0 | static char *function = "libewf_write_io_handle_write_chunks_section_start"; |
2859 | 0 | ssize_t write_count = 0; |
2860 | |
|
2861 | 0 | if( write_io_handle == NULL ) |
2862 | 0 | { |
2863 | 0 | libcerror_error_set( |
2864 | 0 | error, |
2865 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2866 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2867 | 0 | "%s: invalid write IO handle.", |
2868 | 0 | function ); |
2869 | |
|
2870 | 0 | return( -1 ); |
2871 | 0 | } |
2872 | 0 | if( io_handle == NULL ) |
2873 | 0 | { |
2874 | 0 | libcerror_error_set( |
2875 | 0 | error, |
2876 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2877 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2878 | 0 | "%s: invalid IO handle.", |
2879 | 0 | function ); |
2880 | |
|
2881 | 0 | return( -1 ); |
2882 | 0 | } |
2883 | 0 | if( segment_file == NULL ) |
2884 | 0 | { |
2885 | 0 | libcerror_error_set( |
2886 | 0 | error, |
2887 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2888 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2889 | 0 | "%s: invalid segment file.", |
2890 | 0 | function ); |
2891 | |
|
2892 | 0 | return( -1 ); |
2893 | 0 | } |
2894 | 0 | if( ( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1 ) |
2895 | 0 | || ( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_LOGICAL ) |
2896 | 0 | || ( io_handle->segment_file_type == LIBEWF_SEGMENT_FILE_TYPE_EWF1_SMART ) ) |
2897 | 0 | { |
2898 | 0 | if( write_io_handle->number_of_table_entries < write_io_handle->chunks_per_section ) |
2899 | 0 | { |
2900 | 0 | if( libewf_write_io_handle_resize_table_entries( |
2901 | 0 | write_io_handle, |
2902 | 0 | write_io_handle->chunks_per_section, |
2903 | 0 | error ) != 1 ) |
2904 | 0 | { |
2905 | 0 | libcerror_error_set( |
2906 | 0 | error, |
2907 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2908 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
2909 | 0 | "%s: unable to resize table entries.", |
2910 | 0 | function ); |
2911 | |
|
2912 | 0 | return( -1 ); |
2913 | 0 | } |
2914 | 0 | } |
2915 | 0 | if( memory_set( |
2916 | 0 | write_io_handle->table_section_data, |
2917 | 0 | 0, |
2918 | 0 | write_io_handle->table_section_data_size ) == NULL ) |
2919 | 0 | { |
2920 | 0 | libcerror_error_set( |
2921 | 0 | error, |
2922 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
2923 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
2924 | 0 | "%s: unable to clear table section data.", |
2925 | 0 | function ); |
2926 | |
|
2927 | 0 | return( -1 ); |
2928 | 0 | } |
2929 | | /* Write the section descriptor of the chunks section |
2930 | | */ |
2931 | 0 | write_count = libewf_segment_file_write_chunks_section_start( |
2932 | 0 | segment_file, |
2933 | 0 | file_io_pool, |
2934 | 0 | file_io_pool_entry, |
2935 | 0 | write_io_handle->table_section_data, |
2936 | 0 | write_io_handle->table_section_data_size, |
2937 | 0 | write_io_handle->table_entries_data, |
2938 | 0 | write_io_handle->table_entries_data_size, |
2939 | 0 | write_io_handle->chunks_per_section, |
2940 | 0 | write_io_handle->number_of_chunks_written, |
2941 | 0 | error ); |
2942 | |
|
2943 | 0 | if( write_count < 0 ) |
2944 | 0 | { |
2945 | 0 | libcerror_error_set( |
2946 | 0 | error, |
2947 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
2948 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
2949 | 0 | "%s: unable to write chunks section start.", |
2950 | 0 | function ); |
2951 | |
|
2952 | 0 | return( -1 ); |
2953 | 0 | } |
2954 | 0 | } |
2955 | 0 | return( write_count ); |
2956 | 0 | } |
2957 | | |
2958 | | /* Writes the end of the chunks section |
2959 | | * Returns the number of bytes written or -1 on error |
2960 | | */ |
2961 | | ssize_t libewf_write_io_handle_write_chunks_section_end( |
2962 | | libewf_write_io_handle_t *write_io_handle, |
2963 | | libewf_io_handle_t *io_handle, |
2964 | | libbfio_pool_t *file_io_pool, |
2965 | | int file_io_pool_entry, |
2966 | | libewf_segment_file_t *segment_file, |
2967 | | libcerror_error_t **error ) |
2968 | 0 | { |
2969 | 0 | static char *function = "libewf_write_io_handle_write_chunks_section_end"; |
2970 | 0 | off64_t base_offset = 0; |
2971 | 0 | ssize_t write_count = 0; |
2972 | 0 | uint64_t first_chunk_index = 0; |
2973 | |
|
2974 | 0 | if( write_io_handle == NULL ) |
2975 | 0 | { |
2976 | 0 | libcerror_error_set( |
2977 | 0 | error, |
2978 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2979 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2980 | 0 | "%s: invalid write IO handle.", |
2981 | 0 | function ); |
2982 | |
|
2983 | 0 | return( -1 ); |
2984 | 0 | } |
2985 | 0 | if( io_handle == NULL ) |
2986 | 0 | { |
2987 | 0 | libcerror_error_set( |
2988 | 0 | error, |
2989 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2990 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2991 | 0 | "%s: invalid IO handle.", |
2992 | 0 | function ); |
2993 | |
|
2994 | 0 | return( -1 ); |
2995 | 0 | } |
2996 | 0 | if( segment_file == NULL ) |
2997 | 0 | { |
2998 | 0 | libcerror_error_set( |
2999 | 0 | error, |
3000 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3001 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3002 | 0 | "%s: invalid segment file.", |
3003 | 0 | function ); |
3004 | |
|
3005 | 0 | return( -1 ); |
3006 | 0 | } |
3007 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3008 | | if( libcnotify_verbose != 0 ) |
3009 | | { |
3010 | | libcnotify_printf( |
3011 | | "%s: closing chunks section number of bytes written: %" PRIi64 " (padding: %" PRIu32 ").\n", |
3012 | | function, |
3013 | | write_io_handle->chunks_section_write_count, |
3014 | | write_io_handle->chunks_section_padding_size ); |
3015 | | } |
3016 | | #endif |
3017 | 0 | if( write_io_handle->number_of_table_entries < write_io_handle->number_of_chunks_written_to_section ) |
3018 | 0 | { |
3019 | 0 | if( libewf_write_io_handle_resize_table_entries( |
3020 | 0 | write_io_handle, |
3021 | 0 | write_io_handle->number_of_chunks_written_to_section, |
3022 | 0 | error ) != 1 ) |
3023 | 0 | { |
3024 | 0 | libcerror_error_set( |
3025 | 0 | error, |
3026 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3027 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
3028 | 0 | "%s: unable to resize table entries.", |
3029 | 0 | function ); |
3030 | |
|
3031 | 0 | return( -1 ); |
3032 | 0 | } |
3033 | 0 | } |
3034 | | /* TODO what about linen 7 */ |
3035 | 0 | if( ( io_handle->format == LIBEWF_FORMAT_ENCASE6 ) |
3036 | 0 | || ( io_handle->format == LIBEWF_FORMAT_ENCASE7 ) ) |
3037 | 0 | { |
3038 | 0 | base_offset = write_io_handle->chunks_section_offset; |
3039 | 0 | } |
3040 | 0 | first_chunk_index = write_io_handle->number_of_chunks_written |
3041 | 0 | - write_io_handle->number_of_chunks_written_to_section; |
3042 | |
|
3043 | 0 | if( libewf_write_io_handle_generate_table_entries_data( |
3044 | 0 | write_io_handle, |
3045 | 0 | first_chunk_index, |
3046 | 0 | segment_file->major_version, |
3047 | 0 | write_io_handle->table_entries_data, |
3048 | 0 | write_io_handle->table_entries_data_size, |
3049 | 0 | write_io_handle->number_of_chunks_written_to_section, |
3050 | 0 | base_offset, |
3051 | 0 | error ) != 1 ) |
3052 | 0 | { |
3053 | 0 | libcerror_error_set( |
3054 | 0 | error, |
3055 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3056 | 0 | LIBCERROR_RUNTIME_ERROR_SET_FAILED, |
3057 | 0 | "%s: unable to set table entries data.", |
3058 | 0 | function ); |
3059 | |
|
3060 | 0 | return( -1 ); |
3061 | 0 | } |
3062 | 0 | write_count = libewf_segment_file_write_chunks_section_end( |
3063 | 0 | segment_file, |
3064 | 0 | file_io_pool, |
3065 | 0 | file_io_pool_entry, |
3066 | 0 | write_io_handle->table_section_data, |
3067 | 0 | write_io_handle->table_section_data_size, |
3068 | 0 | write_io_handle->table_entries_data, |
3069 | 0 | write_io_handle->table_entries_data_size, |
3070 | 0 | write_io_handle->number_of_chunks_written_to_section, |
3071 | 0 | write_io_handle->chunks_section_offset, |
3072 | 0 | (size64_t) write_io_handle->chunks_section_write_count, |
3073 | 0 | write_io_handle->chunks_section_padding_size, |
3074 | 0 | first_chunk_index, |
3075 | 0 | base_offset, |
3076 | 0 | error ); |
3077 | |
|
3078 | 0 | if( write_count < 0 ) |
3079 | 0 | { |
3080 | 0 | libcerror_error_set( |
3081 | 0 | error, |
3082 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3083 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3084 | 0 | "%s: unable to write chunks section end.", |
3085 | 0 | function ); |
3086 | |
|
3087 | 0 | return( -1 ); |
3088 | 0 | } |
3089 | 0 | if( libcdata_array_empty( |
3090 | 0 | write_io_handle->chunks_section, |
3091 | 0 | (int (*)(intptr_t **, libcerror_error_t **)) &libewf_chunk_descriptor_free, |
3092 | 0 | error ) != 1 ) |
3093 | 0 | { |
3094 | 0 | libcerror_error_set( |
3095 | 0 | error, |
3096 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3097 | 0 | LIBCERROR_RUNTIME_ERROR_RESIZE_FAILED, |
3098 | 0 | "%s: unable to empty chunks section.", |
3099 | 0 | function ); |
3100 | |
|
3101 | 0 | return( -1 ); |
3102 | 0 | } |
3103 | 0 | return( write_count ); |
3104 | 0 | } |
3105 | | |
3106 | | /* Creates a new segment file and opens it for writing |
3107 | | * The necessary sections at the start of the segment file are written |
3108 | | * Returns the number of bytes written, 0 when no longer bytes can be written or -1 on error |
3109 | | */ |
3110 | | ssize_t libewf_write_io_handle_write_new_chunk_create_segment_file( |
3111 | | libewf_write_io_handle_t *write_io_handle, |
3112 | | libewf_io_handle_t *io_handle, |
3113 | | libbfio_pool_t *file_io_pool, |
3114 | | libewf_media_values_t *media_values, |
3115 | | libewf_segment_table_t *segment_table, |
3116 | | libfvalue_table_t *header_values, |
3117 | | uint32_t segment_number, |
3118 | | int *file_io_pool_entry, |
3119 | | libewf_segment_file_t **segment_file, |
3120 | | libcerror_error_t **error ) |
3121 | 0 | { |
3122 | 0 | libewf_segment_file_t *safe_segment_file = NULL; |
3123 | 0 | static char *function = "libewf_write_io_handle_write_new_chunk_create_segment_file"; |
3124 | 0 | ssize_t write_count = 0; |
3125 | 0 | int safe_file_io_pool_entry = 0; |
3126 | |
|
3127 | 0 | if( write_io_handle == NULL ) |
3128 | 0 | { |
3129 | 0 | libcerror_error_set( |
3130 | 0 | error, |
3131 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3132 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3133 | 0 | "%s: invalid write IO handle.", |
3134 | 0 | function ); |
3135 | |
|
3136 | 0 | return( -1 ); |
3137 | 0 | } |
3138 | 0 | if( io_handle == NULL ) |
3139 | 0 | { |
3140 | 0 | libcerror_error_set( |
3141 | 0 | error, |
3142 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3143 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3144 | 0 | "%s: invalid IO handle.", |
3145 | 0 | function ); |
3146 | |
|
3147 | 0 | return( -1 ); |
3148 | 0 | } |
3149 | 0 | if( media_values == NULL ) |
3150 | 0 | { |
3151 | 0 | libcerror_error_set( |
3152 | 0 | error, |
3153 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3154 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3155 | 0 | "%s: invalid media values.", |
3156 | 0 | function ); |
3157 | |
|
3158 | 0 | return( -1 ); |
3159 | 0 | } |
3160 | 0 | if( segment_table == NULL ) |
3161 | 0 | { |
3162 | 0 | libcerror_error_set( |
3163 | 0 | error, |
3164 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3165 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3166 | 0 | "%s: invalid segment table.", |
3167 | 0 | function ); |
3168 | |
|
3169 | 0 | return( -1 ); |
3170 | 0 | } |
3171 | 0 | if( file_io_pool_entry == NULL ) |
3172 | 0 | { |
3173 | 0 | libcerror_error_set( |
3174 | 0 | error, |
3175 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3176 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3177 | 0 | "%s: invalid file IO pool entry.", |
3178 | 0 | function ); |
3179 | |
|
3180 | 0 | return( -1 ); |
3181 | 0 | } |
3182 | 0 | if( segment_file == NULL ) |
3183 | 0 | { |
3184 | 0 | libcerror_error_set( |
3185 | 0 | error, |
3186 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3187 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3188 | 0 | "%s: invalid segment file.", |
3189 | 0 | function ); |
3190 | |
|
3191 | 0 | return( -1 ); |
3192 | 0 | } |
3193 | 0 | write_io_handle->create_chunks_section = 1; |
3194 | 0 | write_io_handle->chunks_per_section = 0; |
3195 | 0 | write_io_handle->number_of_chunks_written_to_segment_file = 0; |
3196 | |
|
3197 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3198 | | if( libcnotify_verbose != 0 ) |
3199 | | { |
3200 | | libcnotify_printf( |
3201 | | "%s: creating segment file: %" PRIu32 ".\n", |
3202 | | function, |
3203 | | segment_number ); |
3204 | | } |
3205 | | #endif |
3206 | 0 | if( libewf_write_io_handle_create_segment_file( |
3207 | 0 | io_handle, |
3208 | 0 | file_io_pool, |
3209 | 0 | segment_table, |
3210 | 0 | io_handle->segment_file_type, |
3211 | 0 | segment_number, |
3212 | 0 | write_io_handle->maximum_number_of_segments, |
3213 | 0 | media_values->set_identifier, |
3214 | 0 | &safe_file_io_pool_entry, |
3215 | 0 | &safe_segment_file, |
3216 | 0 | error ) != 1 ) |
3217 | 0 | { |
3218 | 0 | libcerror_error_set( |
3219 | 0 | error, |
3220 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3221 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
3222 | 0 | "%s: unable to create segment file: %" PRIu32 ".", |
3223 | 0 | function, |
3224 | 0 | segment_number ); |
3225 | |
|
3226 | 0 | goto on_error; |
3227 | 0 | } |
3228 | 0 | write_io_handle->remaining_segment_file_size = segment_table->maximum_segment_size; |
3229 | | |
3230 | | /* Reserve space for the done or next section |
3231 | | */ |
3232 | 0 | write_io_handle->remaining_segment_file_size -= write_io_handle->section_descriptor_size; |
3233 | | |
3234 | | /* Write the start of the segment file |
3235 | | * like the file header, the header, volume and/or data section, etc. |
3236 | | */ |
3237 | 0 | write_count = libewf_segment_file_write_start( |
3238 | 0 | safe_segment_file, |
3239 | 0 | file_io_pool, |
3240 | 0 | safe_file_io_pool_entry, |
3241 | 0 | &( write_io_handle->case_data ), |
3242 | 0 | &( write_io_handle->case_data_size ), |
3243 | 0 | &( write_io_handle->device_information ), |
3244 | 0 | &( write_io_handle->device_information_size ), |
3245 | 0 | &( write_io_handle->data_section ), |
3246 | 0 | media_values, |
3247 | 0 | header_values, |
3248 | 0 | write_io_handle->timestamp, |
3249 | 0 | error ); |
3250 | |
|
3251 | 0 | if( write_count < 0 ) |
3252 | 0 | { |
3253 | 0 | libcerror_error_set( |
3254 | 0 | error, |
3255 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3256 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3257 | 0 | "%s: unable to write segment file start.", |
3258 | 0 | function ); |
3259 | |
|
3260 | 0 | goto on_error; |
3261 | 0 | } |
3262 | 0 | write_io_handle->remaining_segment_file_size -= write_count; |
3263 | | |
3264 | | /* Determine the number of chunks per segment file |
3265 | | */ |
3266 | 0 | if( safe_segment_file->number_of_chunks == 0 ) |
3267 | 0 | { |
3268 | 0 | if( libewf_write_io_handle_calculate_chunks_per_segment_file( |
3269 | 0 | write_io_handle, |
3270 | 0 | media_values, |
3271 | 0 | io_handle->segment_file_type, |
3272 | 0 | io_handle->format, |
3273 | 0 | error ) != 1 ) |
3274 | 0 | { |
3275 | 0 | libcerror_error_set( |
3276 | 0 | error, |
3277 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3278 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3279 | 0 | "%s: unable to determine the number of chunks per segment file.", |
3280 | 0 | function ); |
3281 | |
|
3282 | 0 | goto on_error; |
3283 | 0 | } |
3284 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3285 | | if( libcnotify_verbose != 0 ) |
3286 | | { |
3287 | | libcnotify_printf( |
3288 | | "%s: calculated number of chunks per segment file: %" PRIu64 ".\n", |
3289 | | function, |
3290 | | write_io_handle->chunks_per_segment_file ); |
3291 | | } |
3292 | | #endif |
3293 | 0 | } |
3294 | 0 | else |
3295 | 0 | { |
3296 | 0 | write_io_handle->chunks_per_segment_file = safe_segment_file->number_of_chunks; |
3297 | 0 | } |
3298 | 0 | *file_io_pool_entry = safe_file_io_pool_entry; |
3299 | 0 | *segment_file = safe_segment_file; |
3300 | |
|
3301 | 0 | return( write_count ); |
3302 | | |
3303 | 0 | on_error: |
3304 | 0 | if( safe_segment_file != NULL ) |
3305 | 0 | { |
3306 | 0 | libewf_segment_file_free( |
3307 | 0 | &safe_segment_file, |
3308 | 0 | NULL ); |
3309 | 0 | } |
3310 | 0 | return( -1 ); |
3311 | 0 | } |
3312 | | |
3313 | | /* Creates a new chunks section |
3314 | | * Returns the number of bytes written, 0 when no longer bytes can be written or -1 on error |
3315 | | */ |
3316 | | ssize_t libewf_write_io_handle_write_new_chunk_create_chunks_section( |
3317 | | libewf_write_io_handle_t *write_io_handle, |
3318 | | libewf_io_handle_t *io_handle, |
3319 | | libbfio_pool_t *file_io_pool, |
3320 | | libewf_media_values_t *media_values, |
3321 | | int file_io_pool_entry, |
3322 | | libewf_segment_file_t *segment_file, |
3323 | | libcerror_error_t **error ) |
3324 | 0 | { |
3325 | 0 | static char *function = "libewf_write_io_handle_write_new_chunk_create_chunks_section"; |
3326 | 0 | ssize_t write_count = 0; |
3327 | |
|
3328 | 0 | if( write_io_handle == NULL ) |
3329 | 0 | { |
3330 | 0 | libcerror_error_set( |
3331 | 0 | error, |
3332 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3333 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3334 | 0 | "%s: invalid write IO handle.", |
3335 | 0 | function ); |
3336 | |
|
3337 | 0 | return( -1 ); |
3338 | 0 | } |
3339 | 0 | if( io_handle == NULL ) |
3340 | 0 | { |
3341 | 0 | libcerror_error_set( |
3342 | 0 | error, |
3343 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3344 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3345 | 0 | "%s: invalid IO handle.", |
3346 | 0 | function ); |
3347 | |
|
3348 | 0 | return( -1 ); |
3349 | 0 | } |
3350 | 0 | if( segment_file == NULL ) |
3351 | 0 | { |
3352 | 0 | libcerror_error_set( |
3353 | 0 | error, |
3354 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3355 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3356 | 0 | "%s: invalid segment file.", |
3357 | 0 | function ); |
3358 | |
|
3359 | 0 | return( -1 ); |
3360 | 0 | } |
3361 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3362 | | if( libcnotify_verbose != 0 ) |
3363 | | { |
3364 | | libcnotify_printf( |
3365 | | "%s: creating chunks section.\n", |
3366 | | function ); |
3367 | | } |
3368 | | #endif |
3369 | 0 | write_io_handle->create_chunks_section = 0; |
3370 | 0 | write_io_handle->number_of_chunks_written_to_section = 0; |
3371 | 0 | write_io_handle->chunks_section_write_count = 0; |
3372 | 0 | write_io_handle->chunks_section_padding_size = 0; |
3373 | | |
3374 | | /* Reserve space in the segment file for the end of the chunks section |
3375 | | */ |
3376 | 0 | write_io_handle->remaining_segment_file_size -= write_io_handle->chunks_section_reserved_size; |
3377 | |
|
3378 | 0 | if( libbfio_pool_get_offset( |
3379 | 0 | file_io_pool, |
3380 | 0 | file_io_pool_entry, |
3381 | 0 | &( write_io_handle->chunks_section_offset ), |
3382 | 0 | error ) != 1 ) |
3383 | 0 | { |
3384 | 0 | libcerror_error_set( |
3385 | 0 | error, |
3386 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3387 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3388 | 0 | "%s: unable to retrieve current offset in segment file.", |
3389 | 0 | function ); |
3390 | |
|
3391 | 0 | return( -1 ); |
3392 | 0 | } |
3393 | | /* Recalculate the number of chunks per segment file for a better fill when compression is used |
3394 | | */ |
3395 | 0 | if( segment_file->number_of_chunks == 0 ) |
3396 | 0 | { |
3397 | 0 | if( libewf_write_io_handle_calculate_chunks_per_segment_file( |
3398 | 0 | write_io_handle, |
3399 | 0 | media_values, |
3400 | 0 | io_handle->segment_file_type, |
3401 | 0 | io_handle->format, |
3402 | 0 | error ) != 1 ) |
3403 | 0 | { |
3404 | 0 | libcerror_error_set( |
3405 | 0 | error, |
3406 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3407 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3408 | 0 | "%s: unable to determine the number of chunks per segment file.", |
3409 | 0 | function ); |
3410 | |
|
3411 | 0 | return( -1 ); |
3412 | 0 | } |
3413 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3414 | | if( libcnotify_verbose != 0 ) |
3415 | | { |
3416 | | libcnotify_printf( |
3417 | | "%s: calculated number of chunks per segment file: %" PRIu64 ".\n", |
3418 | | function, |
3419 | | write_io_handle->chunks_per_segment_file ); |
3420 | | } |
3421 | | #endif |
3422 | 0 | } |
3423 | 0 | else |
3424 | 0 | { |
3425 | 0 | write_io_handle->chunks_per_segment_file = segment_file->number_of_chunks; |
3426 | 0 | } |
3427 | 0 | if( libewf_write_io_handle_calculate_chunks_per_section( |
3428 | 0 | write_io_handle, |
3429 | 0 | error ) != 1 ) |
3430 | 0 | { |
3431 | 0 | libcerror_error_set( |
3432 | 0 | error, |
3433 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3434 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3435 | 0 | "%s: unable to determine the number of chunks per chunks section.", |
3436 | 0 | function ); |
3437 | |
|
3438 | 0 | return( -1 ); |
3439 | 0 | } |
3440 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3441 | | if( libcnotify_verbose != 0 ) |
3442 | | { |
3443 | | libcnotify_printf( |
3444 | | "%s: calculated number of chunks per section: %" PRIu32 ".\n", |
3445 | | function, |
3446 | | write_io_handle->chunks_per_section ); |
3447 | | } |
3448 | | #endif |
3449 | 0 | write_count = libewf_write_io_handle_write_chunks_section_start( |
3450 | 0 | write_io_handle, |
3451 | 0 | io_handle, |
3452 | 0 | file_io_pool, |
3453 | 0 | file_io_pool_entry, |
3454 | 0 | segment_file, |
3455 | 0 | error ); |
3456 | |
|
3457 | 0 | if( write_count < 0 ) |
3458 | 0 | { |
3459 | 0 | libcerror_error_set( |
3460 | 0 | error, |
3461 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3462 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3463 | 0 | "%s: unable to write chunks section start.", |
3464 | 0 | function ); |
3465 | |
|
3466 | 0 | return( -1 ); |
3467 | 0 | } |
3468 | 0 | write_io_handle->remaining_segment_file_size -= write_count; |
3469 | |
|
3470 | 0 | return( write_count ); |
3471 | 0 | } |
3472 | | |
3473 | | /* Creates a new chunks section |
3474 | | * Returns the number of bytes written, 0 when no longer bytes can be written or -1 on error |
3475 | | */ |
3476 | | ssize_t libewf_write_io_handle_write_new_chunk_create_chunk( |
3477 | | libewf_write_io_handle_t *write_io_handle, |
3478 | | libbfio_pool_t *file_io_pool, |
3479 | | int file_io_pool_entry, |
3480 | | libewf_segment_file_t *segment_file, |
3481 | | uint64_t chunk_index, |
3482 | | libewf_chunk_data_t *chunk_data, |
3483 | | size_t input_data_size, |
3484 | | libcerror_error_t **error ) |
3485 | 0 | { |
3486 | 0 | libewf_chunk_descriptor_t *chunk_descriptor = NULL; |
3487 | 0 | static char *function = "libewf_write_io_handle_write_new_chunk_create_chunk"; |
3488 | 0 | ssize_t write_count = 0; |
3489 | 0 | off64_t chunk_offset = 0; |
3490 | 0 | int entry_index = 0; |
3491 | |
|
3492 | 0 | if( write_io_handle == NULL ) |
3493 | 0 | { |
3494 | 0 | libcerror_error_set( |
3495 | 0 | error, |
3496 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3497 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3498 | 0 | "%s: invalid write IO handle.", |
3499 | 0 | function ); |
3500 | |
|
3501 | 0 | return( -1 ); |
3502 | 0 | } |
3503 | 0 | if( write_io_handle->current_segment_file == NULL ) |
3504 | 0 | { |
3505 | 0 | libcerror_error_set( |
3506 | 0 | error, |
3507 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3508 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3509 | 0 | "%s: invalid write IO handle - missing current segment file.", |
3510 | 0 | function ); |
3511 | |
|
3512 | 0 | return( -1 ); |
3513 | 0 | } |
3514 | 0 | if( segment_file == NULL ) |
3515 | 0 | { |
3516 | 0 | libcerror_error_set( |
3517 | 0 | error, |
3518 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3519 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3520 | 0 | "%s: invalid segment file.", |
3521 | 0 | function ); |
3522 | |
|
3523 | 0 | return( -1 ); |
3524 | 0 | } |
3525 | 0 | chunk_offset = write_io_handle->current_segment_file->current_offset; |
3526 | |
|
3527 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3528 | | if( libcnotify_verbose != 0 ) |
3529 | | { |
3530 | | libcnotify_printf( |
3531 | | "%s: writing chunk: %" PRIu64 " data of size: %" PRIzd " to segment file: %" PRIu32 " at offset: 0x%08" PRIx64 ".\n", |
3532 | | function, |
3533 | | chunk_index, |
3534 | | chunk_data->data_size, |
3535 | | segment_file->segment_number, |
3536 | | chunk_offset ); |
3537 | | } |
3538 | | #endif |
3539 | 0 | write_count = libewf_segment_file_write_chunk_data( |
3540 | 0 | segment_file, |
3541 | 0 | file_io_pool, |
3542 | 0 | file_io_pool_entry, |
3543 | 0 | chunk_index, |
3544 | 0 | chunk_data, |
3545 | 0 | error ); |
3546 | |
|
3547 | 0 | if( write_count < 0 ) |
3548 | 0 | { |
3549 | 0 | libcerror_error_set( |
3550 | 0 | error, |
3551 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3552 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3553 | 0 | "%s: unable to write chunk data.", |
3554 | 0 | function ); |
3555 | |
|
3556 | 0 | goto on_error; |
3557 | 0 | } |
3558 | 0 | if( libewf_chunk_descriptor_initialize( |
3559 | 0 | &chunk_descriptor, |
3560 | 0 | error ) != 1 ) |
3561 | 0 | { |
3562 | 0 | libcerror_error_set( |
3563 | 0 | error, |
3564 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3565 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
3566 | 0 | "%s: unable to create chunk descriptor.", |
3567 | 0 | function ); |
3568 | |
|
3569 | 0 | goto on_error; |
3570 | 0 | } |
3571 | 0 | chunk_descriptor->data_offset = chunk_offset; |
3572 | 0 | chunk_descriptor->data_size = (size64_t) write_count - chunk_data->padding_size; |
3573 | 0 | chunk_descriptor->range_flags = chunk_data->range_flags; |
3574 | |
|
3575 | 0 | if( ( chunk_data->range_flags & LIBEWF_RANGE_FLAG_USES_PATTERN_FILL ) != 0 ) |
3576 | 0 | { |
3577 | 0 | if( memory_copy( |
3578 | 0 | chunk_descriptor->pattern_fill, |
3579 | 0 | chunk_data->data, |
3580 | 0 | 8 ) == NULL ) |
3581 | 0 | { |
3582 | 0 | libcerror_error_set( |
3583 | 0 | error, |
3584 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3585 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
3586 | 0 | "%s: unable to copy pattern fill.", |
3587 | 0 | function ); |
3588 | |
|
3589 | 0 | goto on_error; |
3590 | 0 | } |
3591 | 0 | } |
3592 | 0 | if( libcdata_array_append_entry( |
3593 | 0 | write_io_handle->chunks_section, |
3594 | 0 | &entry_index, |
3595 | 0 | (intptr_t *) chunk_descriptor, |
3596 | 0 | error ) != 1 ) |
3597 | 0 | { |
3598 | 0 | libcerror_error_set( |
3599 | 0 | error, |
3600 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3601 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
3602 | 0 | "%s: unable to append chunk: %" PRIu64 " descriptor to chunks section.", |
3603 | 0 | function, |
3604 | 0 | chunk_index ); |
3605 | |
|
3606 | 0 | goto on_error; |
3607 | 0 | } |
3608 | 0 | chunk_descriptor = NULL; |
3609 | |
|
3610 | 0 | write_io_handle->input_write_count += input_data_size; |
3611 | 0 | write_io_handle->chunks_section_write_count += write_count; |
3612 | 0 | write_io_handle->chunks_section_padding_size += (uint32_t) chunk_data->padding_size; |
3613 | 0 | write_io_handle->remaining_segment_file_size -= write_count; |
3614 | 0 | write_io_handle->number_of_chunks_written_to_segment_file += 1; |
3615 | 0 | write_io_handle->number_of_chunks_written_to_section += 1; |
3616 | 0 | write_io_handle->number_of_chunks_written += 1; |
3617 | |
|
3618 | 0 | return( write_count ); |
3619 | | |
3620 | 0 | on_error: |
3621 | 0 | if( chunk_descriptor != NULL ) |
3622 | 0 | { |
3623 | 0 | libewf_chunk_descriptor_free( |
3624 | 0 | &chunk_descriptor, |
3625 | 0 | NULL ); |
3626 | 0 | } |
3627 | 0 | return( -1 ); |
3628 | 0 | } |
3629 | | |
3630 | | /* Writes a new chunk of data in EWF format at the current offset |
3631 | | * The necessary settings of the write values must have been made |
3632 | | * Returns the number of bytes written, 0 when no longer bytes can be written or -1 on error |
3633 | | */ |
3634 | | ssize_t libewf_write_io_handle_write_new_chunk( |
3635 | | libewf_write_io_handle_t *write_io_handle, |
3636 | | libewf_io_handle_t *io_handle, |
3637 | | libbfio_pool_t *file_io_pool, |
3638 | | libewf_media_values_t *media_values, |
3639 | | libewf_segment_table_t *segment_table, |
3640 | | libfvalue_table_t *header_values, |
3641 | | libfvalue_table_t *hash_values, |
3642 | | libewf_hash_sections_t *hash_sections, |
3643 | | libcdata_array_t *sessions, |
3644 | | libcdata_array_t *tracks, |
3645 | | libcdata_range_list_t *acquiry_errors, |
3646 | | uint64_t chunk_index, |
3647 | | libewf_chunk_data_t *chunk_data, |
3648 | | size_t input_data_size, |
3649 | | libcerror_error_t **error ) |
3650 | 0 | { |
3651 | 0 | libewf_segment_file_t *safe_segment_file = NULL; |
3652 | 0 | static char *function = "libewf_write_io_handle_write_new_chunk"; |
3653 | 0 | ssize_t total_write_count = 0; |
3654 | 0 | ssize_t write_count = 0; |
3655 | 0 | int result = 0; |
3656 | |
|
3657 | 0 | if( write_io_handle == NULL ) |
3658 | 0 | { |
3659 | 0 | libcerror_error_set( |
3660 | 0 | error, |
3661 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3662 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3663 | 0 | "%s: invalid write IO handle.", |
3664 | 0 | function ); |
3665 | |
|
3666 | 0 | return( -1 ); |
3667 | 0 | } |
3668 | 0 | if( io_handle == NULL ) |
3669 | 0 | { |
3670 | 0 | libcerror_error_set( |
3671 | 0 | error, |
3672 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3673 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3674 | 0 | "%s: invalid IO handle.", |
3675 | 0 | function ); |
3676 | |
|
3677 | 0 | return( -1 ); |
3678 | 0 | } |
3679 | 0 | if( media_values == NULL ) |
3680 | 0 | { |
3681 | 0 | libcerror_error_set( |
3682 | 0 | error, |
3683 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3684 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3685 | 0 | "%s: invalid media values.", |
3686 | 0 | function ); |
3687 | |
|
3688 | 0 | return( -1 ); |
3689 | 0 | } |
3690 | 0 | if( chunk_data == NULL ) |
3691 | 0 | { |
3692 | 0 | libcerror_error_set( |
3693 | 0 | error, |
3694 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3695 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3696 | 0 | "%s: invalid chunk data.", |
3697 | 0 | function ); |
3698 | |
|
3699 | 0 | return( -1 ); |
3700 | 0 | } |
3701 | 0 | if( ( input_data_size == 0 ) |
3702 | 0 | && ( input_data_size > (size_t) SSIZE_MAX ) ) |
3703 | 0 | { |
3704 | 0 | libcerror_error_set( |
3705 | 0 | error, |
3706 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3707 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
3708 | 0 | "%s: invalid input data size value out of bounds.", |
3709 | 0 | function ); |
3710 | |
|
3711 | 0 | return( -1 ); |
3712 | 0 | } |
3713 | | /* Check if the write was already finalized |
3714 | | */ |
3715 | 0 | if( write_io_handle->write_finalized != 0 ) |
3716 | 0 | { |
3717 | 0 | return( 0 ); |
3718 | 0 | } |
3719 | | /* Check if the number of bytes as specified have been written |
3720 | | */ |
3721 | 0 | if( ( media_values->media_size != 0 ) |
3722 | 0 | && ( write_io_handle->input_write_count >= (ssize64_t) media_values->media_size ) ) |
3723 | 0 | { |
3724 | 0 | return( 0 ); |
3725 | 0 | } |
3726 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3727 | | if( libcnotify_verbose != 0 ) |
3728 | | { |
3729 | | libcnotify_printf( |
3730 | | "%s: writing chunk: %" PRIu64 " of size: %" PRIzd " (data size: %" PRIzd ").\n", |
3731 | | function, |
3732 | | chunk_index, |
3733 | | chunk_data->data_size, |
3734 | | input_data_size ); |
3735 | | } |
3736 | | #endif |
3737 | 0 | if( write_io_handle->current_segment_file == NULL ) |
3738 | 0 | { |
3739 | 0 | write_count = libewf_write_io_handle_write_new_chunk_create_segment_file( |
3740 | 0 | write_io_handle, |
3741 | 0 | io_handle, |
3742 | 0 | file_io_pool, |
3743 | 0 | media_values, |
3744 | 0 | segment_table, |
3745 | 0 | header_values, |
3746 | 0 | write_io_handle->current_segment_number, |
3747 | 0 | &( write_io_handle->current_file_io_pool_entry ), |
3748 | 0 | &safe_segment_file, |
3749 | 0 | error ); |
3750 | |
|
3751 | 0 | if( write_count < 0 ) |
3752 | 0 | { |
3753 | 0 | libcerror_error_set( |
3754 | 0 | error, |
3755 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3756 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3757 | 0 | "%s: unable to create segment file: %" PRIu32 ".", |
3758 | 0 | function, |
3759 | 0 | write_io_handle->current_segment_number ); |
3760 | |
|
3761 | 0 | goto on_error; |
3762 | 0 | } |
3763 | 0 | write_io_handle->current_segment_file = safe_segment_file; |
3764 | 0 | write_io_handle->managed_segment_file = safe_segment_file; |
3765 | |
|
3766 | 0 | total_write_count += write_count; |
3767 | 0 | } |
3768 | | /* Check if a chunks section should be created |
3769 | | */ |
3770 | 0 | if( write_io_handle->create_chunks_section == 1 ) |
3771 | 0 | { |
3772 | 0 | write_count = libewf_write_io_handle_write_new_chunk_create_chunks_section( |
3773 | 0 | write_io_handle, |
3774 | 0 | io_handle, |
3775 | 0 | file_io_pool, |
3776 | 0 | media_values, |
3777 | 0 | write_io_handle->current_file_io_pool_entry, |
3778 | 0 | write_io_handle->current_segment_file, |
3779 | 0 | error ); |
3780 | |
|
3781 | 0 | if( write_count < 0 ) |
3782 | 0 | { |
3783 | 0 | libcerror_error_set( |
3784 | 0 | error, |
3785 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3786 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3787 | 0 | "%s: unable to create chunks section in segment file: %" PRIu32 ".", |
3788 | 0 | function, |
3789 | 0 | write_io_handle->current_segment_number ); |
3790 | |
|
3791 | 0 | goto on_error; |
3792 | 0 | } |
3793 | 0 | total_write_count += write_count; |
3794 | 0 | } |
3795 | | /* Write the chunk data |
3796 | | */ |
3797 | 0 | write_count = libewf_write_io_handle_write_new_chunk_create_chunk( |
3798 | 0 | write_io_handle, |
3799 | 0 | file_io_pool, |
3800 | 0 | write_io_handle->current_file_io_pool_entry, |
3801 | 0 | write_io_handle->current_segment_file, |
3802 | 0 | chunk_index, |
3803 | 0 | chunk_data, |
3804 | 0 | input_data_size, |
3805 | 0 | error ); |
3806 | |
|
3807 | 0 | if( write_count < 0 ) |
3808 | 0 | { |
3809 | 0 | libcerror_error_set( |
3810 | 0 | error, |
3811 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3812 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3813 | 0 | "%s: unable to create chunk: %" PRIu64 " in segment file: %" PRIu32 ".", |
3814 | 0 | function, |
3815 | 0 | chunk_index, |
3816 | 0 | write_io_handle->current_segment_number ); |
3817 | |
|
3818 | 0 | goto on_error; |
3819 | 0 | } |
3820 | 0 | total_write_count += write_count; |
3821 | | |
3822 | | /* Reserve space in the segment file for the chunk table entries |
3823 | | */ |
3824 | 0 | write_io_handle->remaining_segment_file_size -= write_io_handle->chunk_table_entries_reserved_size; |
3825 | |
|
3826 | 0 | if( write_io_handle->current_segment_file == NULL ) |
3827 | 0 | { |
3828 | 0 | libcerror_error_set( |
3829 | 0 | error, |
3830 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3831 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
3832 | 0 | "%s: invalid write IO handle - missing current segment file.", |
3833 | 0 | function ); |
3834 | |
|
3835 | 0 | return( -1 ); |
3836 | 0 | } |
3837 | | /* Check if the current chunks section is full, if so close the current section |
3838 | | */ |
3839 | 0 | result = libewf_write_io_handle_test_chunks_section_full( |
3840 | 0 | write_io_handle, |
3841 | 0 | media_values, |
3842 | 0 | write_io_handle->current_segment_file->current_offset, |
3843 | 0 | io_handle->segment_file_type, |
3844 | 0 | io_handle->format, |
3845 | 0 | error ); |
3846 | |
|
3847 | 0 | if( result == -1 ) |
3848 | 0 | { |
3849 | 0 | libcerror_error_set( |
3850 | 0 | error, |
3851 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3852 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3853 | 0 | "%s: unable to determine if chunks section is full.", |
3854 | 0 | function ); |
3855 | |
|
3856 | 0 | goto on_error; |
3857 | 0 | } |
3858 | 0 | if( result == 1 ) |
3859 | 0 | { |
3860 | 0 | write_count = libewf_write_io_handle_write_chunks_section_end( |
3861 | 0 | write_io_handle, |
3862 | 0 | io_handle, |
3863 | 0 | file_io_pool, |
3864 | 0 | write_io_handle->current_file_io_pool_entry, |
3865 | 0 | write_io_handle->current_segment_file, |
3866 | 0 | error ); |
3867 | |
|
3868 | 0 | if( write_count < 0 ) |
3869 | 0 | { |
3870 | 0 | libcerror_error_set( |
3871 | 0 | error, |
3872 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3873 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3874 | 0 | "%s: unable to write chunks section end.", |
3875 | 0 | function ); |
3876 | |
|
3877 | 0 | goto on_error; |
3878 | 0 | } |
3879 | 0 | total_write_count += write_count; |
3880 | |
|
3881 | 0 | write_io_handle->create_chunks_section = 1; |
3882 | 0 | write_io_handle->chunks_section_offset = 0; |
3883 | | |
3884 | | /* Check if the current segment file is full, if so close the current segment file |
3885 | | */ |
3886 | 0 | result = libewf_write_io_handle_test_segment_file_full( |
3887 | 0 | write_io_handle, |
3888 | 0 | media_values, |
3889 | 0 | io_handle->segment_file_type, |
3890 | 0 | io_handle->format, |
3891 | 0 | error ); |
3892 | |
|
3893 | 0 | if( result == -1 ) |
3894 | 0 | { |
3895 | 0 | libcerror_error_set( |
3896 | 0 | error, |
3897 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3898 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3899 | 0 | "%s: unable to determine if segment file is full.", |
3900 | 0 | function ); |
3901 | |
|
3902 | 0 | goto on_error; |
3903 | 0 | } |
3904 | 0 | else if( result == 1 ) |
3905 | 0 | { |
3906 | | /* Check if this is not the last segment file |
3907 | | */ |
3908 | 0 | if( ( media_values->media_size == 0 ) |
3909 | 0 | || ( write_io_handle->input_write_count < (ssize64_t) media_values->media_size ) ) |
3910 | 0 | { |
3911 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3912 | | if( libcnotify_verbose != 0 ) |
3913 | | { |
3914 | | libcnotify_printf( |
3915 | | "%s: closing segment file: %" PRIu32 ".\n", |
3916 | | function, |
3917 | | write_io_handle->current_segment_number ); |
3918 | | } |
3919 | | #endif |
3920 | | /* Finalize and close the segment file |
3921 | | */ |
3922 | 0 | write_count = libewf_segment_file_write_close( |
3923 | 0 | write_io_handle->current_segment_file, |
3924 | 0 | file_io_pool, |
3925 | 0 | write_io_handle->current_file_io_pool_entry, |
3926 | 0 | write_io_handle->number_of_chunks_written_to_segment_file, |
3927 | 0 | 0, |
3928 | 0 | hash_sections, |
3929 | 0 | hash_values, |
3930 | 0 | media_values, |
3931 | 0 | sessions, |
3932 | 0 | tracks, |
3933 | 0 | acquiry_errors, |
3934 | 0 | &( write_io_handle->data_section ), |
3935 | 0 | error ); |
3936 | |
|
3937 | 0 | if( write_count < 0 ) |
3938 | 0 | { |
3939 | 0 | libcerror_error_set( |
3940 | 0 | error, |
3941 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
3942 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
3943 | 0 | "%s: unable to close segment file: %" PRIu32 ".", |
3944 | 0 | function, |
3945 | 0 | write_io_handle->current_segment_number ); |
3946 | |
|
3947 | 0 | goto on_error; |
3948 | 0 | } |
3949 | 0 | total_write_count += write_count; |
3950 | |
|
3951 | 0 | if( write_io_handle->managed_segment_file != NULL ) |
3952 | 0 | { |
3953 | 0 | if( libewf_segment_file_free( |
3954 | 0 | &( write_io_handle->managed_segment_file ), |
3955 | 0 | error ) != 1 ) |
3956 | 0 | { |
3957 | 0 | libcerror_error_set( |
3958 | 0 | error, |
3959 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3960 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
3961 | 0 | "%s: unable to free managed segment file.", |
3962 | 0 | function ); |
3963 | |
|
3964 | 0 | goto on_error; |
3965 | 0 | } |
3966 | 0 | } |
3967 | 0 | write_io_handle->current_file_io_pool_entry = -1; |
3968 | 0 | write_io_handle->current_segment_number += 1; |
3969 | 0 | write_io_handle->current_segment_file = NULL; |
3970 | 0 | } |
3971 | 0 | } |
3972 | 0 | } |
3973 | 0 | return( total_write_count ); |
3974 | | |
3975 | 0 | on_error: |
3976 | 0 | if( safe_segment_file != NULL ) |
3977 | 0 | { |
3978 | 0 | libewf_segment_file_free( |
3979 | 0 | &safe_segment_file, |
3980 | 0 | NULL ); |
3981 | |
|
3982 | 0 | write_io_handle->current_segment_file = NULL; |
3983 | 0 | write_io_handle->managed_segment_file = NULL; |
3984 | 0 | } |
3985 | 0 | return( -1 ); |
3986 | 0 | } |
3987 | | |
3988 | | /* Corrects sections after streamed write |
3989 | | * Returns 1 if successful or -1 on error |
3990 | | */ |
3991 | | int libewf_write_io_handle_finalize_write_sections_corrections( |
3992 | | libewf_write_io_handle_t *write_io_handle, |
3993 | | libbfio_pool_t *file_io_pool, |
3994 | | libewf_media_values_t *media_values, |
3995 | | libewf_segment_table_t *segment_table, |
3996 | | libfvalue_table_t *header_values, |
3997 | | libfvalue_table_t *hash_values, |
3998 | | libewf_hash_sections_t *hash_sections, |
3999 | | libcdata_array_t *sessions, |
4000 | | libcdata_array_t *tracks, |
4001 | | libcdata_range_list_t *acquiry_errors, |
4002 | | libcerror_error_t **error ) |
4003 | 0 | { |
4004 | 0 | libewf_segment_file_t *segment_file = NULL; |
4005 | 0 | static char *function = "libewf_write_io_handle_finalize_write_sections_corrections"; |
4006 | 0 | size64_t segment_file_size = 0; |
4007 | 0 | uint32_t number_of_segments = 0; |
4008 | 0 | uint32_t segment_number = 0; |
4009 | 0 | int file_io_pool_entry = 0; |
4010 | 0 | int last_segment_file = 0; |
4011 | |
|
4012 | 0 | if( write_io_handle == NULL ) |
4013 | 0 | { |
4014 | 0 | libcerror_error_set( |
4015 | 0 | error, |
4016 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
4017 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
4018 | 0 | "%s: invalid write IO handle.", |
4019 | 0 | function ); |
4020 | |
|
4021 | 0 | return( -1 ); |
4022 | 0 | } |
4023 | 0 | if( libewf_segment_table_get_number_of_segments( |
4024 | 0 | segment_table, |
4025 | 0 | &number_of_segments, |
4026 | 0 | error ) != 1 ) |
4027 | 0 | { |
4028 | 0 | libcerror_error_set( |
4029 | 0 | error, |
4030 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4031 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4032 | 0 | "%s: unable to retrieve number of segments from segment table.", |
4033 | 0 | function ); |
4034 | |
|
4035 | 0 | return( -1 ); |
4036 | 0 | } |
4037 | 0 | for( segment_number = 0; |
4038 | 0 | segment_number < number_of_segments; |
4039 | 0 | segment_number++ ) |
4040 | 0 | { |
4041 | 0 | if( segment_number == ( number_of_segments - 1 ) ) |
4042 | 0 | { |
4043 | 0 | last_segment_file = 1; |
4044 | 0 | } |
4045 | 0 | if( libewf_segment_table_get_segment_by_index( |
4046 | 0 | segment_table, |
4047 | 0 | segment_number, |
4048 | 0 | &file_io_pool_entry, |
4049 | 0 | &segment_file_size, |
4050 | 0 | error ) != 1 ) |
4051 | 0 | { |
4052 | 0 | libcerror_error_set( |
4053 | 0 | error, |
4054 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4055 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4056 | 0 | "%s: unable to retrieve segment: %" PRIu32 " from segment table.", |
4057 | 0 | function, |
4058 | 0 | segment_number ); |
4059 | |
|
4060 | 0 | return( -1 ); |
4061 | 0 | } |
4062 | 0 | if( libbfio_pool_reopen( |
4063 | 0 | file_io_pool, |
4064 | 0 | file_io_pool_entry, |
4065 | 0 | LIBBFIO_OPEN_READ_WRITE, |
4066 | 0 | error ) != 1 ) |
4067 | 0 | { |
4068 | 0 | libcerror_error_set( |
4069 | 0 | error, |
4070 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
4071 | 0 | LIBCERROR_IO_ERROR_OPEN_FAILED, |
4072 | 0 | "%s: unable to reopen segment file: %" PRIu32 " for write corrections.", |
4073 | 0 | function, |
4074 | 0 | segment_number ); |
4075 | |
|
4076 | 0 | return( -1 ); |
4077 | 0 | } |
4078 | 0 | segment_file = NULL; |
4079 | |
|
4080 | 0 | if( libewf_segment_table_get_segment_file_by_index( |
4081 | 0 | segment_table, |
4082 | 0 | segment_number, |
4083 | 0 | file_io_pool, |
4084 | 0 | &segment_file, |
4085 | 0 | error ) != 1 ) |
4086 | 0 | { |
4087 | 0 | libcerror_error_set( |
4088 | 0 | error, |
4089 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
4090 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
4091 | 0 | "%s: unable to retrieve segment file: %" PRIu32 " from segment table.", |
4092 | 0 | function, |
4093 | 0 | segment_number ); |
4094 | |
|
4095 | 0 | return( -1 ); |
4096 | 0 | } |
4097 | 0 | if( libewf_segment_file_write_sections_correction( |
4098 | 0 | segment_file, |
4099 | 0 | file_io_pool, |
4100 | 0 | file_io_pool_entry, |
4101 | 0 | write_io_handle->number_of_chunks_written_to_segment_file, |
4102 | 0 | last_segment_file, |
4103 | 0 | media_values, |
4104 | 0 | header_values, |
4105 | 0 | write_io_handle->timestamp, |
4106 | 0 | hash_values, |
4107 | 0 | hash_sections, |
4108 | 0 | sessions, |
4109 | 0 | tracks, |
4110 | 0 | acquiry_errors, |
4111 | 0 | &( write_io_handle->case_data ), |
4112 | 0 | &( write_io_handle->case_data_size ), |
4113 | 0 | &( write_io_handle->device_information ), |
4114 | 0 | &( write_io_handle->device_information_size ), |
4115 | 0 | &( write_io_handle->data_section ), |
4116 | 0 | error ) != 1 ) |
4117 | 0 | { |
4118 | 0 | libcerror_error_set( |
4119 | 0 | error, |
4120 | 0 | LIBCERROR_ERROR_DOMAIN_IO, |
4121 | 0 | LIBCERROR_IO_ERROR_WRITE_FAILED, |
4122 | 0 | "%s: unable to write sections correction to segment file: %" PRIu32 ".", |
4123 | 0 | function, |
4124 | 0 | segment_number ); |
4125 | |
|
4126 | 0 | return( -1 ); |
4127 | 0 | } |
4128 | 0 | } |
4129 | 0 | return( 1 ); |
4130 | 0 | } |
4131 | | |