Coverage Report

Created: 2025-09-05 06:58

/src/libesedb/libesedb/libesedb_file_header.c
Line
Count
Source (jump to first uncovered line)
1
/*
2
 * File header functions
3
 *
4
 * Copyright (C) 2009-2024, 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 <types.h>
26
27
#include "libesedb_checksum.h"
28
#include "libesedb_debug.h"
29
#include "libesedb_file_header.h"
30
#include "libesedb_io_handle.h"
31
#include "libesedb_libcerror.h"
32
#include "libesedb_libcnotify.h"
33
34
#include "esedb_file_header.h"
35
36
/* Creates file header
37
 * Make sure the value file_header is referencing, is set to NULL
38
 * Returns 1 if successful or -1 on error
39
 */
40
int libesedb_file_header_initialize(
41
     libesedb_file_header_t **file_header,
42
     libcerror_error_t **error )
43
12.3k
{
44
12.3k
  static char *function = "libesedb_file_header_initialize";
45
46
12.3k
  if( file_header == NULL )
47
0
  {
48
0
    libcerror_error_set(
49
0
     error,
50
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
51
0
     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
52
0
     "%s: invalid file header.",
53
0
     function );
54
55
0
    return( -1 );
56
0
  }
57
12.3k
  if( *file_header != NULL )
58
0
  {
59
0
    libcerror_error_set(
60
0
     error,
61
0
     LIBCERROR_ERROR_DOMAIN_RUNTIME,
62
0
     LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,
63
0
     "%s: invalid file header value already set.",
64
0
     function );
65
66
0
    return( -1 );
67
0
  }
68
12.3k
  *file_header = memory_allocate_structure(
69
12.3k
                  libesedb_file_header_t );
70
71
12.3k
  if( *file_header == NULL )
72
0
  {
73
0
    libcerror_error_set(
74
0
     error,
75
0
     LIBCERROR_ERROR_DOMAIN_MEMORY,
76
0
     LIBCERROR_MEMORY_ERROR_INSUFFICIENT,
77
0
     "%s: unable to create file header.",
78
0
     function );
79
80
0
    goto on_error;
81
0
  }
82
12.3k
  if( memory_set(
83
12.3k
       *file_header,
84
12.3k
       0,
85
12.3k
       sizeof( libesedb_file_header_t ) ) == NULL )
86
0
  {
87
0
    libcerror_error_set(
88
0
     error,
89
0
     LIBCERROR_ERROR_DOMAIN_MEMORY,
90
0
     LIBCERROR_MEMORY_ERROR_SET_FAILED,
91
0
     "%s: unable to clear file header.",
92
0
     function );
93
94
0
    goto on_error;
95
0
  }
96
12.3k
  return( 1 );
97
98
0
on_error:
99
0
  if( *file_header != NULL )
100
0
  {
101
0
    memory_free(
102
0
     *file_header );
103
104
0
    *file_header = NULL;
105
0
  }
106
0
  return( -1 );
107
12.3k
}
108
109
/* Frees file header
110
 * Returns 1 if successful or -1 on error
111
 */
112
int libesedb_file_header_free(
113
     libesedb_file_header_t **file_header,
114
     libcerror_error_t **error )
115
12.3k
{
116
12.3k
  static char *function = "libesedb_file_header_free";
117
118
12.3k
  if( file_header == NULL )
119
0
  {
120
0
    libcerror_error_set(
121
0
     error,
122
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
123
0
     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
124
0
     "%s: invalid file header.",
125
0
     function );
126
127
0
    return( -1 );
128
0
  }
129
12.3k
  if( *file_header != NULL )
130
12.3k
  {
131
12.3k
    memory_free(
132
12.3k
     *file_header );
133
134
12.3k
    *file_header = NULL;
135
12.3k
  }
136
12.3k
  return( 1 );
137
12.3k
}
138
139
/* Reads the file header data
140
 * Returns 1 if successful or -1 on error
141
 */
142
int libesedb_file_header_read_data(
143
     libesedb_file_header_t *file_header,
144
     const uint8_t *data,
145
     size_t data_size,
146
     libcerror_error_t **error )
147
12.0k
{
148
12.0k
  static char *function              = "libesedb_file_header_read_data";
149
12.0k
  uint32_t calculated_xor32_checksum = 0;
150
12.0k
  uint32_t stored_xor32_checksum     = 0;
151
152
#if defined( HAVE_DEBUG_OUTPUT )
153
  uint32_t value_32bit               = 0;
154
#endif
155
156
12.0k
  if( file_header == NULL )
157
0
  {
158
0
    libcerror_error_set(
159
0
     error,
160
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
161
0
     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
162
0
     "%s: invalid file header.",
163
0
     function );
164
165
0
    return( -1 );
166
0
  }
167
12.0k
  if( data == NULL )
168
0
  {
169
0
    libcerror_error_set(
170
0
     error,
171
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
172
0
     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
173
0
     "%s: invalid data.",
174
0
     function );
175
176
0
    return( -1 );
177
0
  }
178
12.0k
  if( data_size < sizeof( esedb_file_header_t ) )
179
0
  {
180
0
    libcerror_error_set(
181
0
     error,
182
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
183
0
     LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
184
0
     "%s: invalid data size value too small.",
185
0
     function );
186
187
0
    return( -1 );
188
0
  }
189
12.0k
  if( data_size > (size_t) SSIZE_MAX )
190
0
  {
191
0
    libcerror_error_set(
192
0
     error,
193
0
     LIBCERROR_ERROR_DOMAIN_RUNTIME,
194
0
     LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM,
195
0
     "%s: invalid data size value exceeds maximum.",
196
0
     function );
197
198
0
    return( -1 );
199
0
  }
200
#if defined( HAVE_DEBUG_OUTPUT )
201
  if( libcnotify_verbose != 0 )
202
  {
203
    libcnotify_printf(
204
     "%s: file header:\n",
205
     function );
206
    libcnotify_print_data(
207
     data,
208
     sizeof( esedb_file_header_t ),
209
     LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA );
210
  }
211
#endif
212
12.0k
  if( memory_compare(
213
12.0k
       ( (esedb_file_header_t *) data )->signature,
214
12.0k
       esedb_file_signature,
215
12.0k
       4 ) != 0 )
216
228
  {
217
228
    libcerror_error_set(
218
228
     error,
219
228
     LIBCERROR_ERROR_DOMAIN_RUNTIME,
220
228
     LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE,
221
228
     "%s: unsupported file signature.",
222
228
     function );
223
224
228
    return( -1 );
225
228
  }
226
11.8k
  byte_stream_copy_to_uint32_little_endian(
227
11.8k
   ( (esedb_file_header_t *) data )->checksum,
228
11.8k
   stored_xor32_checksum );
229
230
11.8k
  byte_stream_copy_to_uint32_little_endian(
231
11.8k
   ( (esedb_file_header_t *) data )->format_version,
232
11.8k
   file_header->format_version );
233
234
11.8k
  byte_stream_copy_to_uint32_little_endian(
235
11.8k
   ( (esedb_file_header_t *) data )->file_type,
236
11.8k
   file_header->file_type );
237
238
11.8k
  byte_stream_copy_to_uint32_little_endian(
239
11.8k
   ( (esedb_file_header_t *) data )->database_state,
240
11.8k
   file_header->database_state );
241
242
11.8k
  byte_stream_copy_to_uint32_little_endian(
243
11.8k
   ( (esedb_file_header_t *) data )->format_revision,
244
11.8k
   file_header->format_revision );
245
11.8k
  byte_stream_copy_to_uint32_little_endian(
246
11.8k
   ( (esedb_file_header_t *) data )->page_size,
247
11.8k
   file_header->page_size );
248
249
11.8k
  byte_stream_copy_to_uint32_little_endian(
250
11.8k
   ( (esedb_file_header_t *) data )->creation_format_version,
251
11.8k
   file_header->creation_format_version );
252
11.8k
  byte_stream_copy_to_uint32_little_endian(
253
11.8k
   ( (esedb_file_header_t *) data )->creation_format_revision,
254
11.8k
   file_header->creation_format_revision );
255
256
#if defined( HAVE_DEBUG_OUTPUT )
257
  if( libcnotify_verbose != 0 )
258
  {
259
    libcnotify_printf(
260
     "%s: checksum\t\t\t\t: 0x%08" PRIx32 "\n",
261
     function,
262
     stored_xor32_checksum );
263
264
    byte_stream_copy_to_uint32_little_endian(
265
     ( (esedb_file_header_t *) data )->signature,
266
     value_32bit );
267
    libcnotify_printf(
268
     "%s: signature\t\t\t\t: 0x%08" PRIx32 "\n",
269
     function,
270
     value_32bit );
271
272
    libcnotify_printf(
273
     "%s: format version\t\t\t\t: 0x%08" PRIx32 "\n",
274
     function,
275
     file_header->format_version );
276
277
    libcnotify_printf(
278
     "%s: file type\t\t\t\t: %" PRIu32 " (",
279
     function,
280
     file_header->file_type );
281
    libesedb_debug_print_file_type(
282
     file_header->file_type );
283
    libcnotify_printf(
284
     ")\n" );
285
286
    libcnotify_printf(
287
     "%s: database time:\n",
288
     function );
289
    libcnotify_print_data(
290
     ( (esedb_file_header_t *) data )->database_time,
291
     8,
292
     0 );
293
294
    libcnotify_printf(
295
     "%s: database signature:\n",
296
     function );
297
    libcnotify_print_data(
298
     ( (esedb_file_header_t *) data )->database_signature,
299
     28,
300
     0 );
301
302
    libcnotify_printf(
303
     "%s: database state\t\t\t\t: %" PRIu32 " ",
304
     function,
305
     file_header->database_state );
306
    libesedb_debug_print_database_state(
307
     file_header->database_state );
308
    libcnotify_printf(
309
     "\n" );
310
311
    libcnotify_printf(
312
     "%s: consistent position:\n",
313
     function );
314
    libcnotify_print_data(
315
     ( (esedb_file_header_t *) data )->consistent_postition,
316
     8,
317
     0 );
318
    libesedb_debug_print_log_time(
319
     ( (esedb_file_header_t *) data )->consistent_time,
320
     8,
321
     "consistent time",
322
     "\t\t\t\t",
323
     NULL );
324
325
    libesedb_debug_print_log_time(
326
     ( (esedb_file_header_t *) data )->attach_time,
327
     8,
328
     "attach time",
329
     "\t\t\t\t",
330
     NULL );
331
    libcnotify_printf(
332
     "%s: attach position:\n",
333
     function );
334
    libcnotify_print_data(
335
     ( (esedb_file_header_t *) data )->attach_postition,
336
     8,
337
     0 );
338
339
    libesedb_debug_print_log_time(
340
     ( (esedb_file_header_t *) data )->detach_time,
341
     8,
342
     "detach time",
343
     "\t\t\t\t",
344
     NULL );
345
    libcnotify_printf(
346
     "%s: detach position:\n",
347
     function );
348
    libcnotify_print_data(
349
     ( (esedb_file_header_t *) data )->detach_postition,
350
     8,
351
     0 );
352
353
    byte_stream_copy_to_uint32_little_endian(
354
     ( (esedb_file_header_t *) data )->unknown1,
355
     value_32bit );
356
    libcnotify_printf(
357
     "%s: unknown1\t\t\t\t: 0x%08" PRIx32 " (%" PRIu32 ")\n",
358
     function,
359
     value_32bit,
360
     value_32bit );
361
362
    libcnotify_printf(
363
     "%s: log signature:\n",
364
     function );
365
    libcnotify_print_data(
366
     ( (esedb_file_header_t *) data )->log_signature,
367
     28,
368
     0 );
369
370
    libcnotify_printf(
371
     "%s: previous full backup:\n",
372
     function );
373
    libcnotify_print_data(
374
     ( (esedb_file_header_t *) data )->previous_full_backup,
375
     24,
376
     0 );
377
    libcnotify_printf(
378
     "%s: previous incremental backup:\n",
379
     function );
380
    libcnotify_print_data(
381
     ( (esedb_file_header_t *) data )->previous_incremental_backup,
382
     24,
383
     0 );
384
    libcnotify_printf(
385
     "%s: current full backup:\n",
386
     function );
387
    libcnotify_print_data(
388
     ( (esedb_file_header_t *) data )->current_full_backup,
389
     24,
390
     0 );
391
392
    byte_stream_copy_to_uint32_little_endian(
393
     ( (esedb_file_header_t *) data )->shadowing_disabled,
394
     value_32bit );
395
    libcnotify_printf(
396
     "%s: shadowing disabled\t\t\t: %" PRIu32 "\n",
397
     function,
398
     value_32bit );
399
400
    byte_stream_copy_to_uint32_little_endian(
401
     ( (esedb_file_header_t *) data )->last_object_identifier,
402
     value_32bit );
403
    libcnotify_printf(
404
     "%s: last object identifier\t\t\t: %" PRIu32 "\n",
405
     function,
406
     value_32bit );
407
408
    byte_stream_copy_to_uint32_little_endian(
409
     ( (esedb_file_header_t *) data )->index_update_major_version,
410
     value_32bit );
411
    libcnotify_printf(
412
     "%s: index update major version\t\t: %" PRIu32 "\n",
413
     function,
414
     value_32bit );
415
    byte_stream_copy_to_uint32_little_endian(
416
     ( (esedb_file_header_t *) data )->index_update_minor_version,
417
     value_32bit );
418
    libcnotify_printf(
419
     "%s: index update minor version\t\t: %" PRIu32 "\n",
420
     function,
421
     value_32bit );
422
    byte_stream_copy_to_uint32_little_endian(
423
     ( (esedb_file_header_t *) data )->index_update_build_number,
424
     value_32bit );
425
    libcnotify_printf(
426
     "%s: index update build number\t\t: %" PRIu32 "\n",
427
     function,
428
     value_32bit );
429
    byte_stream_copy_to_uint32_little_endian(
430
     ( (esedb_file_header_t *) data )->index_update_service_pack_number,
431
     value_32bit );
432
    libcnotify_printf(
433
     "%s: index update service pack number\t: %" PRIu32 "\n",
434
     function,
435
     value_32bit );
436
437
    libcnotify_printf(
438
     "%s: format revision\t\t\t\t: %" PRIu32 " (0x%08" PRIx32 ")\n",
439
     function,
440
     file_header->format_revision,
441
     file_header->format_revision );
442
    libcnotify_printf(
443
     "%s: page size\t\t\t\t: %" PRIu32 "\n",
444
     function,
445
     file_header->page_size );
446
447
    byte_stream_copy_to_uint32_little_endian(
448
     ( (esedb_file_header_t *) data )->repair_count,
449
     value_32bit );
450
    libcnotify_printf(
451
     "%s: repair count\t\t\t\t: %" PRIu32 "\n",
452
     function,
453
     value_32bit );
454
    libesedb_debug_print_log_time(
455
     ( (esedb_file_header_t *) data )->repair_time,
456
     8,
457
     "repair time",
458
     "\t\t\t\t",
459
     NULL );
460
461
    libcnotify_printf(
462
     "%s: unknown2:\n",
463
     function );
464
    libcnotify_print_data(
465
     ( (esedb_file_header_t *) data )->unknown2,
466
     28,
467
     0 );
468
469
    libcnotify_printf(
470
     "%s: scrub database time:\n",
471
     function );
472
    libcnotify_print_data(
473
     ( (esedb_file_header_t *) data )->scrub_database_time,
474
     8,
475
     0 );
476
    libesedb_debug_print_log_time(
477
     ( (esedb_file_header_t *) data )->scrub_time,
478
     8,
479
     "scrub time",
480
     "\t\t\t\t",
481
     NULL );
482
483
    libcnotify_printf(
484
     "%s: required log:\n",
485
     function );
486
    libcnotify_print_data(
487
     ( (esedb_file_header_t *) data )->required_log,
488
     8,
489
     0 );
490
491
    byte_stream_copy_to_uint32_little_endian(
492
     ( (esedb_file_header_t *) data )->upgrade_exchange5_format,
493
     value_32bit );
494
    libcnotify_printf(
495
     "%s: upgrade Exchange 5.5 format\t\t: %" PRIu32 "\n",
496
     function,
497
     value_32bit );
498
    byte_stream_copy_to_uint32_little_endian(
499
     ( (esedb_file_header_t *) data )->upgrade_free_pages,
500
     value_32bit );
501
    libcnotify_printf(
502
     "%s: upgrade free pages\t\t\t: %" PRIu32 "\n",
503
     function,
504
     value_32bit );
505
    byte_stream_copy_to_uint32_little_endian(
506
     ( (esedb_file_header_t *) data )->upgrade_space_map_pages,
507
     value_32bit );
508
    libcnotify_printf(
509
     "%s: upgrade space map pages\t\t\t: %" PRIu32 "\n",
510
     function,
511
     value_32bit );
512
513
    libcnotify_printf(
514
     "%s: current shadow volume backup:\n",
515
     function );
516
    libcnotify_print_data(
517
     ( (esedb_file_header_t *) data )->current_shadow_volume_backup,
518
     24,
519
     0 );
520
521
    libcnotify_printf(
522
     "%s: creation format version\t\t\t: 0x%08" PRIx32 "\n",
523
     function,
524
     file_header->creation_format_version );
525
    libcnotify_printf(
526
     "%s: creation format revision\t\t: %" PRIu32 " (0x%08" PRIx32 ")\n",
527
     function,
528
     file_header->creation_format_revision,
529
     file_header->creation_format_revision );
530
531
    libcnotify_printf(
532
     "%s: unknown3:\n",
533
     function );
534
    libcnotify_print_data(
535
     ( (esedb_file_header_t *) data )->unknown3,
536
     16,
537
     0 );
538
539
    byte_stream_copy_to_uint32_little_endian(
540
     ( (esedb_file_header_t *) data )->old_repair_count,
541
     value_32bit );
542
    libcnotify_printf(
543
     "%s: old repair count\t\t\t: %" PRIu32 "\n",
544
     function,
545
     value_32bit );
546
547
    byte_stream_copy_to_uint32_little_endian(
548
     ( (esedb_file_header_t *) data )->ecc_fix_success_count,
549
     value_32bit );
550
    libcnotify_printf(
551
     "%s: ECC fix success count\t\t\t: %" PRIu32 "\n",
552
     function,
553
     value_32bit );
554
    libesedb_debug_print_log_time(
555
     ( (esedb_file_header_t *) data )->ecc_fix_success_time,
556
     8,
557
     "ECC fix success time",
558
     "\t\t\t",
559
     NULL );
560
    byte_stream_copy_to_uint32_little_endian(
561
     ( (esedb_file_header_t *) data )->old_ecc_fix_success_count,
562
     value_32bit );
563
    libcnotify_printf(
564
     "%s: old ECC fix success count\t\t: %" PRIu32 "\n",
565
     function,
566
     value_32bit );
567
568
    byte_stream_copy_to_uint32_little_endian(
569
     ( (esedb_file_header_t *) data )->ecc_fix_error_count,
570
     value_32bit );
571
    libcnotify_printf(
572
     "%s: ECC fix error count\t\t\t: %" PRIu32 "\n",
573
     function,
574
     value_32bit );
575
    libesedb_debug_print_log_time(
576
     ( (esedb_file_header_t *) data )->ecc_fix_error_time,
577
     8,
578
     "ECC fix error time",
579
     "\t\t\t",
580
     NULL );
581
    byte_stream_copy_to_uint32_little_endian(
582
     ( (esedb_file_header_t *) data )->old_ecc_fix_error_count,
583
     value_32bit );
584
    libcnotify_printf(
585
     "%s: old ECC fix error count\t\t\t: %" PRIu32 "\n",
586
     function,
587
     value_32bit );
588
589
    byte_stream_copy_to_uint32_little_endian(
590
     ( (esedb_file_header_t *) data )->bad_checksum_error_count,
591
     value_32bit );
592
    libcnotify_printf(
593
     "%s: bad checksum error count\t\t: %" PRIu32 "\n",
594
     function,
595
     value_32bit );
596
    libesedb_debug_print_log_time(
597
     ( (esedb_file_header_t *) data )->bad_checksum_error_time,
598
     8,
599
     "bad checksum error time",
600
     "\t\t\t",
601
     NULL );
602
    byte_stream_copy_to_uint32_little_endian(
603
     ( (esedb_file_header_t *) data )->old_bad_checksum_error_count,
604
     value_32bit );
605
    libcnotify_printf(
606
     "%s: old bad checksum error count\t\t: %" PRIu32 "\n",
607
     function,
608
     value_32bit );
609
610
    libcnotify_printf(
611
     "%s: committed log:\n",
612
     function );
613
    libcnotify_print_data(
614
     ( (esedb_file_header_t *) data )->committed_log,
615
     4,
616
     0 );
617
618
    libcnotify_printf(
619
     "%s: previous shadow volume backup:\n",
620
     function );
621
    libcnotify_print_data(
622
     ( (esedb_file_header_t *) data )->previous_shadow_volume_backup,
623
     24,
624
     0 );
625
    libcnotify_printf(
626
     "%s: previous differential backup:\n",
627
     function );
628
    libcnotify_print_data(
629
     ( (esedb_file_header_t *) data )->previous_differential_backup,
630
     24,
631
     0 );
632
633
    libcnotify_printf(
634
     "%s: unknown4:\n",
635
     function );
636
    libcnotify_print_data(
637
     ( (esedb_file_header_t *) data )->unknown4,
638
     40,
639
     0 );
640
641
    byte_stream_copy_to_uint32_little_endian(
642
     ( (esedb_file_header_t *) data )->nls_major_version,
643
     value_32bit );
644
    libcnotify_printf(
645
     "%s: NLS major version\t\t\t: 0x%08" PRIx32 "\n",
646
     function,
647
     value_32bit );
648
    byte_stream_copy_to_uint32_little_endian(
649
     ( (esedb_file_header_t *) data )->nls_minor_version,
650
     value_32bit );
651
    libcnotify_printf(
652
     "%s: NLS minor version\t\t\t: 0x%08" PRIx32 "\n",
653
     function,
654
     value_32bit );
655
656
    libcnotify_printf(
657
     "%s: unknown5:\n",
658
     function );
659
    libcnotify_print_data(
660
     ( (esedb_file_header_t *) data )->unknown5,
661
     148,
662
     LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA );
663
664
    byte_stream_copy_to_uint32_little_endian(
665
     ( (esedb_file_header_t *) data )->unknown_flags,
666
     value_32bit );
667
    libcnotify_printf(
668
     "%s: unknown flags\t\t\t\t: 0x%08" PRIx32 " (%" PRIu32 ")\n",
669
     function,
670
     value_32bit,
671
     value_32bit );
672
673
    libcnotify_printf(
674
     "\n" );
675
  }
676
#endif /* defined( HAVE_DEBUG_OUTPUT ) */
677
678
11.8k
  if( libesedb_checksum_calculate_little_endian_xor32(
679
11.8k
       &calculated_xor32_checksum,
680
11.8k
       &( data[ 4 ] ),
681
11.8k
       data_size - 4,
682
11.8k
       0x89abcdef,
683
11.8k
       error ) != 1 )
684
0
  {
685
0
    libcerror_error_set(
686
0
     error,
687
0
     LIBCERROR_ERROR_DOMAIN_RUNTIME,
688
0
     LIBCERROR_RUNTIME_ERROR_GENERIC,
689
0
     "%s: unable to calculate XOR-32 checksum.",
690
0
     function );
691
692
0
    return( -1 );
693
0
  }
694
11.8k
  if( ( file_header->database_state != 2 )
695
11.8k
   && ( stored_xor32_checksum != calculated_xor32_checksum ) )
696
281
  {
697
281
    libcerror_error_set(
698
281
     error,
699
281
     LIBCERROR_ERROR_DOMAIN_INPUT,
700
281
     LIBCERROR_INPUT_ERROR_CHECKSUM_MISMATCH,
701
281
     "%s: mismatch in file header checksum ( 0x%08" PRIx32 " != 0x%08" PRIx32 " ).",
702
281
     function,
703
281
     stored_xor32_checksum,
704
281
     calculated_xor32_checksum );
705
706
281
    return( -1 );
707
281
  }
708
/* TODO add more values to internal structures */
709
710
11.5k
  return( 1 );
711
11.8k
}
712
713
/* Reads the file header
714
 * Returns 1 if successful or -1 on error
715
 */
716
int libesedb_file_header_read_file_io_handle(
717
     libesedb_file_header_t *file_header,
718
     libbfio_handle_t *file_io_handle,
719
     off64_t file_offset,
720
     libcerror_error_t **error )
721
13.9k
{
722
13.9k
  uint8_t file_header_data[ sizeof( esedb_file_header_t ) ];
723
724
13.9k
  static char *function = "libesedb_file_header_read_file_io_handle";
725
13.9k
  ssize_t read_count    = 0;
726
727
13.9k
  if( file_header == NULL )
728
0
  {
729
0
    libcerror_error_set(
730
0
     error,
731
0
     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
732
0
     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
733
0
     "%s: invalid file header.",
734
0
     function );
735
736
0
    return( -1 );
737
0
  }
738
#if defined( HAVE_DEBUG_OUTPUT )
739
  if( libcnotify_verbose != 0 )
740
  {
741
    libcnotify_printf(
742
     "%s: reading file header at offset: %" PRIi64 " (0x%08" PRIx64 ")\n",
743
     function,
744
     file_offset,
745
     file_offset );
746
  }
747
#endif
748
13.9k
  read_count = libbfio_handle_read_buffer_at_offset(
749
13.9k
                file_io_handle,
750
13.9k
                file_header_data,
751
13.9k
                sizeof( esedb_file_header_t ),
752
13.9k
                file_offset,
753
13.9k
                error );
754
755
13.9k
  if( read_count != (ssize_t) sizeof( esedb_file_header_t ) )
756
1.90k
  {
757
1.90k
    libcerror_error_set(
758
1.90k
     error,
759
1.90k
     LIBCERROR_ERROR_DOMAIN_IO,
760
1.90k
     LIBCERROR_IO_ERROR_READ_FAILED,
761
1.90k
     "%s: unable to read file header data at offset: %" PRIi64 " (0x%08" PRIx64 ").",
762
1.90k
     function,
763
1.90k
     file_offset,
764
1.90k
     file_offset );
765
766
1.90k
    return( -1 );
767
1.90k
  }
768
12.0k
  if( libesedb_file_header_read_data(
769
12.0k
       file_header,
770
12.0k
       file_header_data,
771
12.0k
       sizeof( esedb_file_header_t ),
772
12.0k
       error ) != 1 )
773
509
  {
774
509
    libcerror_error_set(
775
509
     error,
776
509
     LIBCERROR_ERROR_DOMAIN_IO,
777
509
     LIBCERROR_IO_ERROR_READ_FAILED,
778
509
     "%s: unable to read file header.",
779
509
     function );
780
781
509
    return( -1 );
782
509
  }
783
11.5k
  return( 1 );
784
12.0k
}
785