/src/libfwevt/libfwevt/libfwevt_xml_value.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * XML value functions |
3 | | * |
4 | | * Copyright (C) 2011-2024, 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 <narrow_string.h> |
26 | | #include <system_string.h> |
27 | | #include <types.h> |
28 | | #include <wide_string.h> |
29 | | |
30 | | #include "libfwevt_data_segment.h" |
31 | | #include "libfwevt_date_time.h" |
32 | | #include "libfwevt_definitions.h" |
33 | | #include "libfwevt_floating_point.h" |
34 | | #include "libfwevt_integer.h" |
35 | | #include "libfwevt_libcdata.h" |
36 | | #include "libfwevt_libcerror.h" |
37 | | #include "libfwevt_libfdatetime.h" |
38 | | #include "libfwevt_libfguid.h" |
39 | | #include "libfwevt_libfwnt.h" |
40 | | #include "libfwevt_libuna.h" |
41 | | #include "libfwevt_types.h" |
42 | | #include "libfwevt_xml_string.h" |
43 | | #include "libfwevt_xml_value.h" |
44 | | |
45 | | /* Creates a XML value |
46 | | * Make sure the value xml_value is referencing, is set to NULL |
47 | | * Returns 1 if successful or -1 on error |
48 | | */ |
49 | | int libfwevt_xml_value_initialize( |
50 | | libfwevt_xml_value_t **xml_value, |
51 | | uint8_t value_type, |
52 | | libcerror_error_t **error ) |
53 | 1.32M | { |
54 | 1.32M | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
55 | 1.32M | static char *function = "libfwevt_xml_value_initialize"; |
56 | | |
57 | 1.32M | if( xml_value == NULL ) |
58 | 0 | { |
59 | 0 | libcerror_error_set( |
60 | 0 | error, |
61 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
62 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
63 | 0 | "%s: invalid XML value.", |
64 | 0 | function ); |
65 | |
|
66 | 0 | return( -1 ); |
67 | 0 | } |
68 | 1.32M | if( *xml_value != NULL ) |
69 | 0 | { |
70 | 0 | libcerror_error_set( |
71 | 0 | error, |
72 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
73 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, |
74 | 0 | "%s: invalid XML value already set.", |
75 | 0 | function ); |
76 | |
|
77 | 0 | return( -1 ); |
78 | 0 | } |
79 | 1.32M | internal_xml_value = memory_allocate_structure( |
80 | 1.32M | libfwevt_internal_xml_value_t ); |
81 | | |
82 | 1.32M | if( internal_xml_value == NULL ) |
83 | 0 | { |
84 | 0 | libcerror_error_set( |
85 | 0 | error, |
86 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
87 | 0 | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
88 | 0 | "%s: unable to create XML value.", |
89 | 0 | function ); |
90 | |
|
91 | 0 | goto on_error; |
92 | 0 | } |
93 | 1.32M | if( memory_set( |
94 | 1.32M | internal_xml_value, |
95 | 1.32M | 0, |
96 | 1.32M | sizeof( libfwevt_internal_xml_value_t ) ) == NULL ) |
97 | 0 | { |
98 | 0 | libcerror_error_set( |
99 | 0 | error, |
100 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
101 | 0 | LIBCERROR_MEMORY_ERROR_SET_FAILED, |
102 | 0 | "%s: unable to clear XML value.", |
103 | 0 | function ); |
104 | |
|
105 | 0 | memory_free( |
106 | 0 | internal_xml_value ); |
107 | |
|
108 | 0 | return( -1 ); |
109 | 0 | } |
110 | 1.32M | if( libcdata_array_initialize( |
111 | 1.32M | &( internal_xml_value->data_segments ), |
112 | 1.32M | 0, |
113 | 1.32M | error ) != 1 ) |
114 | 0 | { |
115 | 0 | libcerror_error_set( |
116 | 0 | error, |
117 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
118 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
119 | 0 | "%s: unable to create data segments array.", |
120 | 0 | function ); |
121 | |
|
122 | 0 | goto on_error; |
123 | 0 | } |
124 | 1.32M | internal_xml_value->value_type = value_type; |
125 | | |
126 | 1.32M | *xml_value = (libfwevt_xml_value_t *) internal_xml_value; |
127 | | |
128 | 1.32M | return( 1 ); |
129 | | |
130 | 0 | on_error: |
131 | 0 | if( internal_xml_value != NULL ) |
132 | 0 | { |
133 | 0 | memory_free( |
134 | 0 | internal_xml_value ); |
135 | 0 | } |
136 | 0 | return( -1 ); |
137 | 1.32M | } |
138 | | |
139 | | /* Frees a XML value |
140 | | * Returns 1 if successful or -1 on error |
141 | | */ |
142 | | int libfwevt_xml_value_free( |
143 | | libfwevt_xml_value_t **xml_value, |
144 | | libcerror_error_t **error ) |
145 | 0 | { |
146 | 0 | static char *function = "libfwevt_xml_value_free"; |
147 | |
|
148 | 0 | if( xml_value == NULL ) |
149 | 0 | { |
150 | 0 | libcerror_error_set( |
151 | 0 | error, |
152 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
153 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
154 | 0 | "%s: invalid XML value.", |
155 | 0 | function ); |
156 | |
|
157 | 0 | return( -1 ); |
158 | 0 | } |
159 | 0 | if( *xml_value != NULL ) |
160 | 0 | { |
161 | 0 | *xml_value = NULL; |
162 | 0 | } |
163 | 0 | return( 1 ); |
164 | 0 | } |
165 | | |
166 | | /* Frees a XML value |
167 | | * Returns 1 if successful or -1 on error |
168 | | */ |
169 | | int libfwevt_internal_xml_value_free( |
170 | | libfwevt_internal_xml_value_t **internal_xml_value, |
171 | | libcerror_error_t **error ) |
172 | 1.32M | { |
173 | 1.32M | static char *function = "libfwevt_internal_xml_value_free"; |
174 | 1.32M | int result = 1; |
175 | | |
176 | 1.32M | if( internal_xml_value == NULL ) |
177 | 0 | { |
178 | 0 | libcerror_error_set( |
179 | 0 | error, |
180 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
181 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
182 | 0 | "%s: invalid XML value.", |
183 | 0 | function ); |
184 | |
|
185 | 0 | return( -1 ); |
186 | 0 | } |
187 | 1.32M | if( *internal_xml_value != NULL ) |
188 | 1.32M | { |
189 | 1.32M | if( libcdata_array_free( |
190 | 1.32M | &( ( *internal_xml_value )->data_segments ), |
191 | 1.32M | (int (*)(intptr_t **, libcerror_error_t **)) &libfwevt_data_segment_free, |
192 | 1.32M | error ) != 1 ) |
193 | 0 | { |
194 | 0 | libcerror_error_set( |
195 | 0 | error, |
196 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
197 | 0 | LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED, |
198 | 0 | "%s: unable to free data segments array.", |
199 | 0 | function ); |
200 | |
|
201 | 0 | result = -1; |
202 | 0 | } |
203 | 1.32M | memory_free( |
204 | 1.32M | *internal_xml_value ); |
205 | | |
206 | 1.32M | *internal_xml_value = NULL; |
207 | 1.32M | } |
208 | 1.32M | return( result ); |
209 | 1.32M | } |
210 | | |
211 | | /* Retrieves the value type |
212 | | * Returns 1 if successful or -1 on error |
213 | | */ |
214 | | int libfwevt_xml_value_get_type( |
215 | | libfwevt_xml_value_t *xml_value, |
216 | | uint8_t *value_type, |
217 | | libcerror_error_t **error ) |
218 | 1.36M | { |
219 | 1.36M | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
220 | 1.36M | static char *function = "libfwevt_xml_value_get_type"; |
221 | | |
222 | 1.36M | if( xml_value == NULL ) |
223 | 0 | { |
224 | 0 | libcerror_error_set( |
225 | 0 | error, |
226 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
227 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
228 | 0 | "%s: invalid XML value.", |
229 | 0 | function ); |
230 | |
|
231 | 0 | return( -1 ); |
232 | 0 | } |
233 | 1.36M | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
234 | | |
235 | 1.36M | if( value_type == NULL ) |
236 | 0 | { |
237 | 0 | libcerror_error_set( |
238 | 0 | error, |
239 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
240 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
241 | 0 | "%s: invalid value type.", |
242 | 0 | function ); |
243 | |
|
244 | 0 | return( -1 ); |
245 | 0 | } |
246 | 1.36M | *value_type = internal_xml_value->value_type; |
247 | | |
248 | 1.36M | return( 1 ); |
249 | 1.36M | } |
250 | | |
251 | | /* Retrieves the number of data segments |
252 | | * Returns 1 if successful or -1 on error |
253 | | */ |
254 | | int libfwevt_xml_value_get_number_of_data_segments( |
255 | | libfwevt_xml_value_t *xml_value, |
256 | | int *number_of_data_segments, |
257 | | libcerror_error_t **error ) |
258 | 0 | { |
259 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
260 | 0 | static char *function = "libfwevt_xml_value_get_number_of_data_segments"; |
261 | |
|
262 | 0 | if( xml_value == NULL ) |
263 | 0 | { |
264 | 0 | libcerror_error_set( |
265 | 0 | error, |
266 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
267 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
268 | 0 | "%s: invalid XML value.", |
269 | 0 | function ); |
270 | |
|
271 | 0 | return( -1 ); |
272 | 0 | } |
273 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
274 | |
|
275 | 0 | if( libcdata_array_get_number_of_entries( |
276 | 0 | internal_xml_value->data_segments, |
277 | 0 | number_of_data_segments, |
278 | 0 | error ) != 1 ) |
279 | 0 | { |
280 | 0 | libcerror_error_set( |
281 | 0 | error, |
282 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
283 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
284 | 0 | "%s: unable to retrieve number of data segments.", |
285 | 0 | function ); |
286 | |
|
287 | 0 | return( -1 ); |
288 | 0 | } |
289 | 0 | return( 1 ); |
290 | 0 | } |
291 | | |
292 | | /* Retrieves a specific data segment and initialized its cached value |
293 | | * Returns 1 if successful or -1 on error |
294 | | */ |
295 | | int libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
296 | | libfwevt_internal_xml_value_t *internal_xml_value, |
297 | | int data_segment_index, |
298 | | libfwevt_data_segment_t **data_segment, |
299 | | libcerror_error_t **error ) |
300 | 0 | { |
301 | 0 | libfwevt_data_segment_t *safe_data_segment = NULL; |
302 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_segment_with_cached_value"; |
303 | |
|
304 | 0 | if( internal_xml_value == NULL ) |
305 | 0 | { |
306 | 0 | libcerror_error_set( |
307 | 0 | error, |
308 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
309 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
310 | 0 | "%s: invalid XML value.", |
311 | 0 | function ); |
312 | |
|
313 | 0 | return( -1 ); |
314 | 0 | } |
315 | 0 | if( data_segment == NULL ) |
316 | 0 | { |
317 | 0 | libcerror_error_set( |
318 | 0 | error, |
319 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
320 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
321 | 0 | "%s: invalid data segment.", |
322 | 0 | function ); |
323 | |
|
324 | 0 | return( -1 ); |
325 | 0 | } |
326 | 0 | if( libcdata_array_get_entry_by_index( |
327 | 0 | internal_xml_value->data_segments, |
328 | 0 | data_segment_index, |
329 | 0 | (intptr_t **) &safe_data_segment, |
330 | 0 | error ) != 1 ) |
331 | 0 | { |
332 | 0 | libcerror_error_set( |
333 | 0 | error, |
334 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
335 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
336 | 0 | "%s: unable to retrieve data segment: %d.", |
337 | 0 | function, |
338 | 0 | data_segment_index ); |
339 | |
|
340 | 0 | return( -1 ); |
341 | 0 | } |
342 | 0 | if( safe_data_segment == NULL ) |
343 | 0 | { |
344 | 0 | libcerror_error_set( |
345 | 0 | error, |
346 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
347 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
348 | 0 | "%s: missing data segment: %d.", |
349 | 0 | function, |
350 | 0 | data_segment_index ); |
351 | |
|
352 | 0 | return( -1 ); |
353 | 0 | } |
354 | 0 | if( safe_data_segment->cached_value_type == 0 ) |
355 | 0 | { |
356 | 0 | switch( internal_xml_value->value_type & 0x7f ) |
357 | 0 | { |
358 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_8BIT: |
359 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT: |
360 | 0 | if( safe_data_segment->data_size != 1 ) |
361 | 0 | { |
362 | 0 | libcerror_error_set( |
363 | 0 | error, |
364 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
365 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
366 | 0 | "%s: invalid data segment: %d - unsupported data size.", |
367 | 0 | function, |
368 | 0 | safe_data_segment ); |
369 | |
|
370 | 0 | return( -1 ); |
371 | 0 | } |
372 | 0 | safe_data_segment->value_64bit = safe_data_segment->data[ 0 ]; |
373 | |
|
374 | 0 | break; |
375 | | |
376 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_16BIT: |
377 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT: |
378 | 0 | if( safe_data_segment->data_size != 2 ) |
379 | 0 | { |
380 | 0 | libcerror_error_set( |
381 | 0 | error, |
382 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
383 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
384 | 0 | "%s: invalid data segment: %d - unsupported data size.", |
385 | 0 | function, |
386 | 0 | safe_data_segment ); |
387 | |
|
388 | 0 | return( -1 ); |
389 | 0 | } |
390 | 0 | byte_stream_copy_to_uint16_little_endian( |
391 | 0 | safe_data_segment->data, |
392 | 0 | safe_data_segment->value_64bit ); |
393 | |
|
394 | 0 | break; |
395 | | |
396 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_32BIT: |
397 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT: |
398 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_32BIT: |
399 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_32BIT: |
400 | 0 | case LIBFWEVT_VALUE_TYPE_BOOLEAN: |
401 | 0 | if( safe_data_segment->data_size != 4 ) |
402 | 0 | { |
403 | 0 | libcerror_error_set( |
404 | 0 | error, |
405 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
406 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
407 | 0 | "%s: invalid data segment: %d - unsupported data size.", |
408 | 0 | function, |
409 | 0 | safe_data_segment ); |
410 | |
|
411 | 0 | return( -1 ); |
412 | 0 | } |
413 | 0 | byte_stream_copy_to_uint32_little_endian( |
414 | 0 | safe_data_segment->data, |
415 | 0 | safe_data_segment->value_64bit ); |
416 | |
|
417 | 0 | break; |
418 | | |
419 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_64BIT: |
420 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT: |
421 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_64BIT: |
422 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_64BIT: |
423 | 0 | if( safe_data_segment->data_size != 8 ) |
424 | 0 | { |
425 | 0 | libcerror_error_set( |
426 | 0 | error, |
427 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
428 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
429 | 0 | "%s: invalid data segment: %d - unsupported data size.", |
430 | 0 | function, |
431 | 0 | safe_data_segment ); |
432 | |
|
433 | 0 | return( -1 ); |
434 | 0 | } |
435 | 0 | byte_stream_copy_to_uint64_little_endian( |
436 | 0 | safe_data_segment->data, |
437 | 0 | safe_data_segment->value_64bit ); |
438 | |
|
439 | 0 | break; |
440 | | |
441 | 0 | case LIBFWEVT_VALUE_TYPE_GUID: |
442 | 0 | if( libfguid_identifier_initialize( |
443 | 0 | &( safe_data_segment->guid ), |
444 | 0 | error ) != 1 ) |
445 | 0 | { |
446 | 0 | libcerror_error_set( |
447 | 0 | error, |
448 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
449 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
450 | 0 | "%s: unable to create GUID.", |
451 | 0 | function ); |
452 | |
|
453 | 0 | return( -1 ); |
454 | 0 | } |
455 | 0 | if( libfguid_identifier_copy_from_byte_stream( |
456 | 0 | safe_data_segment->guid, |
457 | 0 | safe_data_segment->data, |
458 | 0 | safe_data_segment->data_size, |
459 | 0 | LIBFGUID_ENDIAN_LITTLE, |
460 | 0 | error ) != 1 ) |
461 | 0 | { |
462 | 0 | libcerror_error_set( |
463 | 0 | error, |
464 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
465 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
466 | 0 | "%s: unable to copy byte stream to GUID.", |
467 | 0 | function ); |
468 | |
|
469 | 0 | return( -1 ); |
470 | 0 | } |
471 | 0 | break; |
472 | | |
473 | 0 | case LIBFWEVT_VALUE_TYPE_FILETIME: |
474 | 0 | if( libfdatetime_filetime_initialize( |
475 | 0 | &( safe_data_segment->filetime ), |
476 | 0 | error ) != 1 ) |
477 | 0 | { |
478 | 0 | libcerror_error_set( |
479 | 0 | error, |
480 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
481 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
482 | 0 | "%s: unable to create FILETIME.", |
483 | 0 | function ); |
484 | |
|
485 | 0 | return( -1 ); |
486 | 0 | } |
487 | 0 | if( libfdatetime_filetime_copy_from_byte_stream( |
488 | 0 | safe_data_segment->filetime, |
489 | 0 | safe_data_segment->data, |
490 | 0 | safe_data_segment->data_size, |
491 | 0 | LIBFDATETIME_ENDIAN_LITTLE, |
492 | 0 | error ) != 1 ) |
493 | 0 | { |
494 | 0 | libcerror_error_set( |
495 | 0 | error, |
496 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
497 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
498 | 0 | "%s: unable to copy byte stream to FILETIME.", |
499 | 0 | function ); |
500 | |
|
501 | 0 | return( -1 ); |
502 | 0 | } |
503 | 0 | break; |
504 | | |
505 | 0 | case LIBFWEVT_VALUE_TYPE_SYSTEMTIME: |
506 | 0 | if( libfdatetime_systemtime_initialize( |
507 | 0 | &( safe_data_segment->systemtime ), |
508 | 0 | error ) != 1 ) |
509 | 0 | { |
510 | 0 | libcerror_error_set( |
511 | 0 | error, |
512 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
513 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
514 | 0 | "%s: unable to create SYSTEMTIME.", |
515 | 0 | function ); |
516 | |
|
517 | 0 | return( -1 ); |
518 | 0 | } |
519 | 0 | if( libfdatetime_systemtime_copy_from_byte_stream( |
520 | 0 | safe_data_segment->systemtime, |
521 | 0 | safe_data_segment->data, |
522 | 0 | safe_data_segment->data_size, |
523 | 0 | LIBFDATETIME_ENDIAN_LITTLE, |
524 | 0 | error ) != 1 ) |
525 | 0 | { |
526 | 0 | libcerror_error_set( |
527 | 0 | error, |
528 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
529 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
530 | 0 | "%s: unable to copy byte stream to SYSTEMTIME.", |
531 | 0 | function ); |
532 | |
|
533 | 0 | return( -1 ); |
534 | 0 | } |
535 | 0 | break; |
536 | | |
537 | 0 | case LIBFWEVT_VALUE_TYPE_NT_SECURITY_IDENTIFIER: |
538 | 0 | if( libfwnt_security_identifier_initialize( |
539 | 0 | &( safe_data_segment->security_identifier ), |
540 | 0 | error ) != 1 ) |
541 | 0 | { |
542 | 0 | libcerror_error_set( |
543 | 0 | error, |
544 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
545 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
546 | 0 | "%s: unable to create NT security identifier.", |
547 | 0 | function ); |
548 | |
|
549 | 0 | return( -1 ); |
550 | 0 | } |
551 | 0 | if( libfwnt_security_identifier_copy_from_byte_stream( |
552 | 0 | safe_data_segment->security_identifier, |
553 | 0 | safe_data_segment->data, |
554 | 0 | safe_data_segment->data_size, |
555 | 0 | LIBFWNT_ENDIAN_LITTLE, |
556 | 0 | error ) != 1 ) |
557 | 0 | { |
558 | 0 | libcerror_error_set( |
559 | 0 | error, |
560 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
561 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
562 | 0 | "%s: unable to copy byte stream to NT security identifier.", |
563 | 0 | function ); |
564 | |
|
565 | 0 | return( -1 ); |
566 | 0 | } |
567 | 0 | break; |
568 | 0 | } |
569 | 0 | safe_data_segment->cached_value_type = internal_xml_value->value_type & 0x7f; |
570 | 0 | } |
571 | 0 | *data_segment = safe_data_segment; |
572 | |
|
573 | 0 | return( 1 ); |
574 | 0 | } |
575 | | |
576 | | /* Appends a data segment |
577 | | * Returns 1 if successful or -1 on error |
578 | | */ |
579 | | int libfwevt_xml_value_append_data_segment( |
580 | | libfwevt_xml_value_t *xml_value, |
581 | | const uint8_t *data, |
582 | | size_t data_size, |
583 | | int *data_segment_index, |
584 | | libcerror_error_t **error ) |
585 | 2.68M | { |
586 | 2.68M | libfwevt_data_segment_t *data_segment = NULL; |
587 | 2.68M | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
588 | 2.68M | static char *function = "libfwevt_xml_value_append_data_segment"; |
589 | | |
590 | 2.68M | if( xml_value == NULL ) |
591 | 0 | { |
592 | 0 | libcerror_error_set( |
593 | 0 | error, |
594 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
595 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
596 | 0 | "%s: invalid XML value.", |
597 | 0 | function ); |
598 | |
|
599 | 0 | return( -1 ); |
600 | 0 | } |
601 | 2.68M | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
602 | | |
603 | 2.68M | if( libfwevt_data_segment_initialize( |
604 | 2.68M | &data_segment, |
605 | 2.68M | data, |
606 | 2.68M | data_size, |
607 | 2.68M | error ) != 1 ) |
608 | 0 | { |
609 | 0 | libcerror_error_set( |
610 | 0 | error, |
611 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
612 | 0 | LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, |
613 | 0 | "%s: unable to create data segment.", |
614 | 0 | function ); |
615 | |
|
616 | 0 | goto on_error; |
617 | 0 | } |
618 | 2.68M | if( libcdata_array_append_entry( |
619 | 2.68M | internal_xml_value->data_segments, |
620 | 2.68M | data_segment_index, |
621 | 2.68M | (intptr_t *) data_segment, |
622 | 2.68M | error ) != 1 ) |
623 | 0 | { |
624 | 0 | libcerror_error_set( |
625 | 0 | error, |
626 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
627 | 0 | LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, |
628 | 0 | "%s: unable to append data segment to array.", |
629 | 0 | function ); |
630 | |
|
631 | 0 | return( -1 ); |
632 | 0 | } |
633 | 2.68M | internal_xml_value->data_size += data_size; |
634 | | |
635 | 2.68M | return( 1 ); |
636 | | |
637 | 0 | on_error: |
638 | 0 | if( data_segment != NULL ) |
639 | 0 | { |
640 | 0 | libfwevt_data_segment_free( |
641 | 0 | &data_segment, |
642 | 0 | NULL ); |
643 | 0 | } |
644 | 0 | return( -1 ); |
645 | 2.68M | } |
646 | | |
647 | | /* Retrieves the data size |
648 | | * Returns 1 if successful or -1 on error |
649 | | */ |
650 | | int libfwevt_xml_value_get_data_size( |
651 | | libfwevt_xml_value_t *xml_value, |
652 | | size_t *data_size, |
653 | | libcerror_error_t **error ) |
654 | 0 | { |
655 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
656 | 0 | static char *function = "libfwevt_xml_value_get_data_size"; |
657 | |
|
658 | 0 | if( xml_value == NULL ) |
659 | 0 | { |
660 | 0 | libcerror_error_set( |
661 | 0 | error, |
662 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
663 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
664 | 0 | "%s: invalid XML value.", |
665 | 0 | function ); |
666 | |
|
667 | 0 | return( -1 ); |
668 | 0 | } |
669 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
670 | |
|
671 | 0 | if( data_size == NULL ) |
672 | 0 | { |
673 | 0 | libcerror_error_set( |
674 | 0 | error, |
675 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
676 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
677 | 0 | "%s: invalid data size.", |
678 | 0 | function ); |
679 | |
|
680 | 0 | return( -1 ); |
681 | 0 | } |
682 | 0 | *data_size = internal_xml_value->data_size; |
683 | |
|
684 | 0 | return( 1 ); |
685 | 0 | } |
686 | | |
687 | | /* Copies the data |
688 | | * Returns 1 if successful or -1 on error |
689 | | */ |
690 | | int libfwevt_xml_value_copy_data( |
691 | | libfwevt_xml_value_t *xml_value, |
692 | | uint8_t *data, |
693 | | size_t data_size, |
694 | | libcerror_error_t **error ) |
695 | 0 | { |
696 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
697 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
698 | 0 | static char *function = "libfwevt_xml_value_copy_data"; |
699 | 0 | size_t data_offset = 0; |
700 | 0 | int data_segment_index = 0; |
701 | 0 | int number_of_data_segments = 0; |
702 | |
|
703 | 0 | if( xml_value == NULL ) |
704 | 0 | { |
705 | 0 | libcerror_error_set( |
706 | 0 | error, |
707 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
708 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
709 | 0 | "%s: invalid XML value.", |
710 | 0 | function ); |
711 | |
|
712 | 0 | return( -1 ); |
713 | 0 | } |
714 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
715 | |
|
716 | 0 | if( data == NULL ) |
717 | 0 | { |
718 | 0 | libcerror_error_set( |
719 | 0 | error, |
720 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
721 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
722 | 0 | "%s: invalid data.", |
723 | 0 | function ); |
724 | |
|
725 | 0 | return( -1 ); |
726 | 0 | } |
727 | 0 | if( ( data_size < internal_xml_value->data_size ) |
728 | 0 | || ( data_size > (size_t) SSIZE_MAX ) ) |
729 | 0 | { |
730 | 0 | libcerror_error_set( |
731 | 0 | error, |
732 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
733 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, |
734 | 0 | "%s: invalid data size value out of bounds.", |
735 | 0 | function ); |
736 | |
|
737 | 0 | return( -1 ); |
738 | 0 | } |
739 | 0 | if( libcdata_array_get_number_of_entries( |
740 | 0 | internal_xml_value->data_segments, |
741 | 0 | &number_of_data_segments, |
742 | 0 | error ) != 1 ) |
743 | 0 | { |
744 | 0 | libcerror_error_set( |
745 | 0 | error, |
746 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
747 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
748 | 0 | "%s: unable to retrieve number of data segments.", |
749 | 0 | function ); |
750 | |
|
751 | 0 | return( -1 ); |
752 | 0 | } |
753 | 0 | for( data_segment_index = 0; |
754 | 0 | data_segment_index < number_of_data_segments; |
755 | 0 | data_segment_index++ ) |
756 | 0 | { |
757 | 0 | if( libcdata_array_get_entry_by_index( |
758 | 0 | internal_xml_value->data_segments, |
759 | 0 | data_segment_index, |
760 | 0 | (intptr_t **) &data_segment, |
761 | 0 | error ) != 1 ) |
762 | 0 | { |
763 | 0 | libcerror_error_set( |
764 | 0 | error, |
765 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
766 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
767 | 0 | "%s: unable to retrieve data segment: %d.", |
768 | 0 | function, |
769 | 0 | data_segment_index ); |
770 | |
|
771 | 0 | return( -1 ); |
772 | 0 | } |
773 | 0 | if( data_segment == NULL ) |
774 | 0 | { |
775 | 0 | libcerror_error_set( |
776 | 0 | error, |
777 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
778 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
779 | 0 | "%s: missing data segment: %d.", |
780 | 0 | function, |
781 | 0 | data_segment_index ); |
782 | |
|
783 | 0 | return( -1 ); |
784 | 0 | } |
785 | 0 | if( data_segment->data == NULL ) |
786 | 0 | { |
787 | 0 | libcerror_error_set( |
788 | 0 | error, |
789 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
790 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
791 | 0 | "%s: invalid data segment: %d - missing data.", |
792 | 0 | function, |
793 | 0 | data_segment_index ); |
794 | |
|
795 | 0 | return( -1 ); |
796 | 0 | } |
797 | 0 | if( ( data_segment->data_size > data_size ) |
798 | 0 | || ( data_offset > ( data_size - data_segment->data_size ) ) ) |
799 | 0 | { |
800 | 0 | libcerror_error_set( |
801 | 0 | error, |
802 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
803 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
804 | 0 | "%s: invalid data segment: %d - data size value out of bounds.", |
805 | 0 | function, |
806 | 0 | data_segment_index ); |
807 | |
|
808 | 0 | return( -1 ); |
809 | 0 | } |
810 | 0 | if( memory_copy( |
811 | 0 | &( data[ data_offset ] ), |
812 | 0 | data_segment->data, |
813 | 0 | data_segment->data_size ) == NULL ) |
814 | 0 | { |
815 | 0 | libcerror_error_set( |
816 | 0 | error, |
817 | 0 | LIBCERROR_ERROR_DOMAIN_MEMORY, |
818 | 0 | LIBCERROR_MEMORY_ERROR_COPY_FAILED, |
819 | 0 | "%s: unable to copy data segment: %d.", |
820 | 0 | function, |
821 | 0 | data_segment_index ); |
822 | |
|
823 | 0 | return( -1 ); |
824 | 0 | } |
825 | 0 | data_offset += data_segment->data_size; |
826 | 0 | } |
827 | 0 | return( 1 ); |
828 | 0 | } |
829 | | |
830 | | /* Retrieves the value data as a 8-bit integer value |
831 | | * Returns 1 if successful, 0 if value cannot be retrieved or -1 on error |
832 | | */ |
833 | | int libfwevt_value_get_data_as_8bit_integer( |
834 | | libfwevt_xml_value_t *xml_value, |
835 | | uint8_t *value_8bit, |
836 | | libcerror_error_t **error ) |
837 | 0 | { |
838 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
839 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
840 | 0 | static char *function = "libfwevt_value_get_data_as_8bit_integer"; |
841 | |
|
842 | 0 | if( xml_value == NULL ) |
843 | 0 | { |
844 | 0 | libcerror_error_set( |
845 | 0 | error, |
846 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
847 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
848 | 0 | "%s: invalid XML value.", |
849 | 0 | function ); |
850 | |
|
851 | 0 | return( -1 ); |
852 | 0 | } |
853 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
854 | |
|
855 | 0 | if( value_8bit == NULL ) |
856 | 0 | { |
857 | 0 | libcerror_error_set( |
858 | 0 | error, |
859 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
860 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
861 | 0 | "%s: invalid value 8-bit.", |
862 | 0 | function ); |
863 | |
|
864 | 0 | return( -1 ); |
865 | 0 | } |
866 | 0 | if( ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_8BIT ) |
867 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT ) |
868 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_16BIT ) |
869 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT ) |
870 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_32BIT ) |
871 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT ) |
872 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_64BIT ) |
873 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT ) |
874 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) ) |
875 | 0 | { |
876 | 0 | return( 0 ); |
877 | 0 | } |
878 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
879 | 0 | internal_xml_value, |
880 | 0 | 0, |
881 | 0 | &data_segment, |
882 | 0 | error ) != 1 ) |
883 | 0 | { |
884 | 0 | libcerror_error_set( |
885 | 0 | error, |
886 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
887 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
888 | 0 | "%s: unable to retrieve data segment: 0.", |
889 | 0 | function ); |
890 | |
|
891 | 0 | return( -1 ); |
892 | 0 | } |
893 | 0 | if( data_segment == NULL ) |
894 | 0 | { |
895 | 0 | libcerror_error_set( |
896 | 0 | error, |
897 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
898 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
899 | 0 | "%s: missing data segment: 0.", |
900 | 0 | function ); |
901 | |
|
902 | 0 | return( -1 ); |
903 | 0 | } |
904 | 0 | if( internal_xml_value->value_type == LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) |
905 | 0 | { |
906 | 0 | if( libfwevt_integer_copy_from_utf16_stream( |
907 | 0 | &( data_segment->value_64bit ), |
908 | 0 | data_segment->data, |
909 | 0 | data_segment->data_size, |
910 | 0 | error ) != 1 ) |
911 | 0 | { |
912 | 0 | libcerror_error_set( |
913 | 0 | error, |
914 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
915 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
916 | 0 | "%s: unable to determine integer value from UTF-16 string data segment: 0.", |
917 | 0 | function ); |
918 | |
|
919 | 0 | return( -1 ); |
920 | 0 | } |
921 | 0 | data_segment->cached_value_type = internal_xml_value->value_type; |
922 | 0 | } |
923 | 0 | if( data_segment->value_64bit > (uint64_t) UINT8_MAX ) |
924 | 0 | { |
925 | 0 | libcerror_error_set( |
926 | 0 | error, |
927 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
928 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
929 | 0 | "%s: invalid data segment: 0 - integer value out of bounds.", |
930 | 0 | function ); |
931 | |
|
932 | 0 | return( -1 ); |
933 | 0 | } |
934 | 0 | *value_8bit = (uint8_t) data_segment->value_64bit; |
935 | |
|
936 | 0 | return( 1 ); |
937 | 0 | } |
938 | | |
939 | | /* Retrieves the value data as a 32-bit integer value |
940 | | * Returns 1 if successful, 0 if value cannot be retrieved or -1 on error |
941 | | */ |
942 | | int libfwevt_value_get_data_as_32bit_integer( |
943 | | libfwevt_xml_value_t *xml_value, |
944 | | uint32_t *value_32bit, |
945 | | libcerror_error_t **error ) |
946 | 0 | { |
947 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
948 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
949 | 0 | static char *function = "libfwevt_value_get_data_as_32bit_integer"; |
950 | |
|
951 | 0 | if( xml_value == NULL ) |
952 | 0 | { |
953 | 0 | libcerror_error_set( |
954 | 0 | error, |
955 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
956 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
957 | 0 | "%s: invalid XML value.", |
958 | 0 | function ); |
959 | |
|
960 | 0 | return( -1 ); |
961 | 0 | } |
962 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
963 | |
|
964 | 0 | if( value_32bit == NULL ) |
965 | 0 | { |
966 | 0 | libcerror_error_set( |
967 | 0 | error, |
968 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
969 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
970 | 0 | "%s: invalid value 32-bit.", |
971 | 0 | function ); |
972 | |
|
973 | 0 | return( -1 ); |
974 | 0 | } |
975 | 0 | if( ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_8BIT ) |
976 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT ) |
977 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_16BIT ) |
978 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT ) |
979 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_32BIT ) |
980 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT ) |
981 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_64BIT ) |
982 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT ) |
983 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) ) |
984 | 0 | { |
985 | 0 | return( 0 ); |
986 | 0 | } |
987 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
988 | 0 | internal_xml_value, |
989 | 0 | 0, |
990 | 0 | &data_segment, |
991 | 0 | error ) != 1 ) |
992 | 0 | { |
993 | 0 | libcerror_error_set( |
994 | 0 | error, |
995 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
996 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
997 | 0 | "%s: unable to retrieve data segment: 0.", |
998 | 0 | function ); |
999 | |
|
1000 | 0 | return( -1 ); |
1001 | 0 | } |
1002 | 0 | if( data_segment == NULL ) |
1003 | 0 | { |
1004 | 0 | libcerror_error_set( |
1005 | 0 | error, |
1006 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1007 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1008 | 0 | "%s: missing data segment: 0.", |
1009 | 0 | function ); |
1010 | |
|
1011 | 0 | return( -1 ); |
1012 | 0 | } |
1013 | 0 | if( internal_xml_value->value_type == LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) |
1014 | 0 | { |
1015 | 0 | if( libfwevt_integer_copy_from_utf16_stream( |
1016 | 0 | &( data_segment->value_64bit ), |
1017 | 0 | data_segment->data, |
1018 | 0 | data_segment->data_size, |
1019 | 0 | error ) != 1 ) |
1020 | 0 | { |
1021 | 0 | libcerror_error_set( |
1022 | 0 | error, |
1023 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1024 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
1025 | 0 | "%s: unable to determine integer value from UTF-16 string data segment: 0.", |
1026 | 0 | function ); |
1027 | |
|
1028 | 0 | return( -1 ); |
1029 | 0 | } |
1030 | 0 | data_segment->cached_value_type = internal_xml_value->value_type; |
1031 | 0 | } |
1032 | 0 | if( data_segment->value_64bit > (uint64_t) UINT32_MAX ) |
1033 | 0 | { |
1034 | 0 | libcerror_error_set( |
1035 | 0 | error, |
1036 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1037 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS, |
1038 | 0 | "%s: invalid data segment: 0 - integer value out of bounds.", |
1039 | 0 | function ); |
1040 | |
|
1041 | 0 | return( -1 ); |
1042 | 0 | } |
1043 | 0 | *value_32bit = (uint32_t) data_segment->value_64bit; |
1044 | |
|
1045 | 0 | return( 1 ); |
1046 | 0 | } |
1047 | | |
1048 | | /* Retrieves the value data as a 64-bit integer value |
1049 | | * Returns 1 if successful, 0 if value cannot be retrieved or -1 on error |
1050 | | */ |
1051 | | int libfwevt_value_get_data_as_64bit_integer( |
1052 | | libfwevt_xml_value_t *xml_value, |
1053 | | uint64_t *value_64bit, |
1054 | | libcerror_error_t **error ) |
1055 | 0 | { |
1056 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
1057 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
1058 | 0 | static char *function = "libfwevt_value_get_data_as_64bit_integer"; |
1059 | |
|
1060 | 0 | if( xml_value == NULL ) |
1061 | 0 | { |
1062 | 0 | libcerror_error_set( |
1063 | 0 | error, |
1064 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1065 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1066 | 0 | "%s: invalid XML value.", |
1067 | 0 | function ); |
1068 | |
|
1069 | 0 | return( -1 ); |
1070 | 0 | } |
1071 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
1072 | |
|
1073 | 0 | if( value_64bit == NULL ) |
1074 | 0 | { |
1075 | 0 | libcerror_error_set( |
1076 | 0 | error, |
1077 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1078 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1079 | 0 | "%s: invalid value 64-bit.", |
1080 | 0 | function ); |
1081 | |
|
1082 | 0 | return( -1 ); |
1083 | 0 | } |
1084 | 0 | if( ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_8BIT ) |
1085 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT ) |
1086 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_16BIT ) |
1087 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT ) |
1088 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_32BIT ) |
1089 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT ) |
1090 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_INTEGER_64BIT ) |
1091 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT ) |
1092 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) ) |
1093 | 0 | { |
1094 | 0 | return( 0 ); |
1095 | 0 | } |
1096 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
1097 | 0 | internal_xml_value, |
1098 | 0 | 0, |
1099 | 0 | &data_segment, |
1100 | 0 | error ) != 1 ) |
1101 | 0 | { |
1102 | 0 | libcerror_error_set( |
1103 | 0 | error, |
1104 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1105 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1106 | 0 | "%s: unable to retrieve data segment: 0.", |
1107 | 0 | function ); |
1108 | |
|
1109 | 0 | return( -1 ); |
1110 | 0 | } |
1111 | 0 | if( data_segment == NULL ) |
1112 | 0 | { |
1113 | 0 | libcerror_error_set( |
1114 | 0 | error, |
1115 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1116 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1117 | 0 | "%s: missing data segment: 0.", |
1118 | 0 | function ); |
1119 | |
|
1120 | 0 | return( -1 ); |
1121 | 0 | } |
1122 | 0 | if( internal_xml_value->value_type == LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) |
1123 | 0 | { |
1124 | 0 | if( libfwevt_integer_copy_from_utf16_stream( |
1125 | 0 | &( data_segment->value_64bit ), |
1126 | 0 | data_segment->data, |
1127 | 0 | data_segment->data_size, |
1128 | 0 | error ) != 1 ) |
1129 | 0 | { |
1130 | 0 | libcerror_error_set( |
1131 | 0 | error, |
1132 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1133 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
1134 | 0 | "%s: unable to determine integer value from UTF-16 string data segment: 0.", |
1135 | 0 | function ); |
1136 | |
|
1137 | 0 | return( -1 ); |
1138 | 0 | } |
1139 | 0 | data_segment->cached_value_type = internal_xml_value->value_type; |
1140 | 0 | } |
1141 | 0 | *value_64bit = data_segment->value_64bit; |
1142 | |
|
1143 | 0 | return( 1 ); |
1144 | 0 | } |
1145 | | |
1146 | | /* Retrieves the value data as a 64-bit FILETIME value |
1147 | | * Returns 1 if successful, 0 if value cannot be retrieved or -1 on error |
1148 | | */ |
1149 | | int libfwevt_value_get_data_as_filetime( |
1150 | | libfwevt_xml_value_t *xml_value, |
1151 | | uint64_t *filetime, |
1152 | | libcerror_error_t **error ) |
1153 | 0 | { |
1154 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
1155 | 0 | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
1156 | 0 | static char *function = "libfwevt_value_get_data_as_filetime"; |
1157 | 0 | uint64_t safe_filetime = 0; |
1158 | |
|
1159 | 0 | if( xml_value == NULL ) |
1160 | 0 | { |
1161 | 0 | libcerror_error_set( |
1162 | 0 | error, |
1163 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1164 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1165 | 0 | "%s: invalid XML value.", |
1166 | 0 | function ); |
1167 | |
|
1168 | 0 | return( -1 ); |
1169 | 0 | } |
1170 | 0 | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
1171 | |
|
1172 | 0 | if( filetime == NULL ) |
1173 | 0 | { |
1174 | 0 | libcerror_error_set( |
1175 | 0 | error, |
1176 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1177 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1178 | 0 | "%s: invalid FILETIME value.", |
1179 | 0 | function ); |
1180 | |
|
1181 | 0 | return( -1 ); |
1182 | 0 | } |
1183 | 0 | if( ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_FILETIME ) |
1184 | 0 | && ( internal_xml_value->value_type != LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) ) |
1185 | 0 | { |
1186 | 0 | return( 0 ); |
1187 | 0 | } |
1188 | 0 | if( libcdata_array_get_entry_by_index( |
1189 | 0 | internal_xml_value->data_segments, |
1190 | 0 | 0, |
1191 | 0 | (intptr_t **) &data_segment, |
1192 | 0 | error ) != 1 ) |
1193 | 0 | { |
1194 | 0 | libcerror_error_set( |
1195 | 0 | error, |
1196 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1197 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1198 | 0 | "%s: unable to retrieve data segment: 0.", |
1199 | 0 | function ); |
1200 | |
|
1201 | 0 | return( -1 ); |
1202 | 0 | } |
1203 | 0 | if( data_segment == NULL ) |
1204 | 0 | { |
1205 | 0 | libcerror_error_set( |
1206 | 0 | error, |
1207 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1208 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1209 | 0 | "%s: missing data segment: 0.", |
1210 | 0 | function ); |
1211 | |
|
1212 | 0 | return( -1 ); |
1213 | 0 | } |
1214 | 0 | if( data_segment->data == NULL ) |
1215 | 0 | { |
1216 | 0 | libcerror_error_set( |
1217 | 0 | error, |
1218 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1219 | 0 | LIBCERROR_RUNTIME_ERROR_VALUE_MISSING, |
1220 | 0 | "%s: invalid data segment: 0 - missing data.", |
1221 | 0 | function ); |
1222 | |
|
1223 | 0 | return( -1 ); |
1224 | 0 | } |
1225 | 0 | if( internal_xml_value->value_type == LIBFWEVT_VALUE_TYPE_STRING_UTF16 ) |
1226 | 0 | { |
1227 | 0 | if( libfwevt_filetime_copy_from_utf16_stream( |
1228 | 0 | &safe_filetime, |
1229 | 0 | data_segment->data, |
1230 | 0 | data_segment->data_size, |
1231 | 0 | error ) != 1 ) |
1232 | 0 | { |
1233 | 0 | libcerror_error_set( |
1234 | 0 | error, |
1235 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1236 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
1237 | 0 | "%s: unable to copy data segment: 0 to FILTEIME.", |
1238 | 0 | function ); |
1239 | |
|
1240 | 0 | return( -1 ); |
1241 | 0 | } |
1242 | 0 | } |
1243 | 0 | else |
1244 | 0 | { |
1245 | 0 | if( data_segment->data_size != 8 ) |
1246 | 0 | { |
1247 | 0 | libcerror_error_set( |
1248 | 0 | error, |
1249 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1250 | 0 | LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE, |
1251 | 0 | "%s: invalid data segment: 0 - unsupported data size.", |
1252 | 0 | function ); |
1253 | |
|
1254 | 0 | return( -1 ); |
1255 | 0 | } |
1256 | 0 | byte_stream_copy_to_uint64_little_endian( |
1257 | 0 | data_segment->data, |
1258 | 0 | safe_filetime ); |
1259 | 0 | } |
1260 | 0 | *filetime = safe_filetime; |
1261 | |
|
1262 | 0 | return( 1 ); |
1263 | 0 | } |
1264 | | |
1265 | | /* Retrieves the size of the data segment formatted as an UTF-8 string |
1266 | | * The string size includes the end of string character |
1267 | | * Returns 1 if successful or -1 on error |
1268 | | */ |
1269 | | int libfwevt_internal_xml_value_get_data_segment_as_utf8_string_size( |
1270 | | libfwevt_internal_xml_value_t *internal_xml_value, |
1271 | | int data_segment_index, |
1272 | | libfwevt_data_segment_t *data_segment, |
1273 | | size_t *utf8_string_size, |
1274 | | uint8_t escape_characters, |
1275 | | libcerror_error_t **error ) |
1276 | 0 | { |
1277 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_segment_as_utf8_string_size"; |
1278 | 0 | size_t base16_stream_size = 0; |
1279 | 0 | size_t safe_utf8_string_size = 0; |
1280 | 0 | uint32_t format_flags = 0; |
1281 | 0 | int result = 0; |
1282 | |
|
1283 | 0 | if( internal_xml_value == NULL ) |
1284 | 0 | { |
1285 | 0 | libcerror_error_set( |
1286 | 0 | error, |
1287 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1288 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1289 | 0 | "%s: invalid XML value.", |
1290 | 0 | function ); |
1291 | |
|
1292 | 0 | return( -1 ); |
1293 | 0 | } |
1294 | 0 | if( data_segment == NULL ) |
1295 | 0 | { |
1296 | 0 | libcerror_error_set( |
1297 | 0 | error, |
1298 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1299 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1300 | 0 | "%s: invalid data segment.", |
1301 | 0 | function ); |
1302 | |
|
1303 | 0 | return( -1 ); |
1304 | 0 | } |
1305 | 0 | if( utf8_string_size == NULL ) |
1306 | 0 | { |
1307 | 0 | libcerror_error_set( |
1308 | 0 | error, |
1309 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1310 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1311 | 0 | "%s: invalid UTF-8 string size.", |
1312 | 0 | function ); |
1313 | |
|
1314 | 0 | return( -1 ); |
1315 | 0 | } |
1316 | 0 | switch( internal_xml_value->value_type & 0x7f ) |
1317 | 0 | { |
1318 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_UTF16: |
1319 | 0 | if( data_segment->data_size == 0 ) |
1320 | 0 | { |
1321 | 0 | result = 1; |
1322 | 0 | } |
1323 | 0 | else if( escape_characters == 0 ) |
1324 | 0 | { |
1325 | 0 | result = libuna_utf8_string_size_from_utf16_stream( |
1326 | 0 | data_segment->data, |
1327 | 0 | data_segment->data_size, |
1328 | 0 | LIBUNA_ENDIAN_LITTLE, |
1329 | 0 | &safe_utf8_string_size, |
1330 | 0 | error ); |
1331 | 0 | } |
1332 | 0 | else |
1333 | 0 | { |
1334 | 0 | result = libfwevt_utf8_xml_string_size_from_utf16_stream( |
1335 | 0 | data_segment->data, |
1336 | 0 | data_segment->data_size, |
1337 | 0 | LIBUNA_ENDIAN_LITTLE, |
1338 | 0 | &safe_utf8_string_size, |
1339 | 0 | error ); |
1340 | 0 | } |
1341 | 0 | break; |
1342 | | |
1343 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_BYTE_STREAM: |
1344 | 0 | if( data_segment->data_size == 0 ) |
1345 | 0 | { |
1346 | 0 | result = 1; |
1347 | 0 | } |
1348 | 0 | else |
1349 | 0 | { |
1350 | | /* TODO pass codepage */ |
1351 | 0 | result = libuna_utf8_string_size_from_byte_stream( |
1352 | 0 | data_segment->data, |
1353 | 0 | data_segment->data_size, |
1354 | 0 | LIBUNA_CODEPAGE_WINDOWS_1252, |
1355 | 0 | &safe_utf8_string_size, |
1356 | 0 | error ); |
1357 | 0 | } |
1358 | | /* TODO add support for escape_characters */ |
1359 | 0 | break; |
1360 | | |
1361 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_8BIT: |
1362 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
1363 | 0 | data_segment->value_64bit, |
1364 | 0 | 8, |
1365 | 0 | &safe_utf8_string_size, |
1366 | 0 | error ); |
1367 | 0 | break; |
1368 | | |
1369 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_16BIT: |
1370 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
1371 | 0 | data_segment->value_64bit, |
1372 | 0 | 16, |
1373 | 0 | &safe_utf8_string_size, |
1374 | 0 | error ); |
1375 | 0 | break; |
1376 | | |
1377 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_32BIT: |
1378 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
1379 | 0 | data_segment->value_64bit, |
1380 | 0 | 32, |
1381 | 0 | &safe_utf8_string_size, |
1382 | 0 | error ); |
1383 | 0 | break; |
1384 | | |
1385 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_64BIT: |
1386 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
1387 | 0 | data_segment->value_64bit, |
1388 | 0 | 64, |
1389 | 0 | &safe_utf8_string_size, |
1390 | 0 | error ); |
1391 | 0 | break; |
1392 | | |
1393 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT: |
1394 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT: |
1395 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT: |
1396 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT: |
1397 | 0 | result = libfwevt_integer_as_unsigned_decimal_get_string_size( |
1398 | 0 | data_segment->value_64bit, |
1399 | 0 | &safe_utf8_string_size, |
1400 | 0 | error ); |
1401 | 0 | break; |
1402 | | |
1403 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_32BIT: |
1404 | 0 | result = libfwevt_float32_get_string_size( |
1405 | 0 | (uint32_t) data_segment->value_64bit, |
1406 | 0 | &safe_utf8_string_size, |
1407 | 0 | error ); |
1408 | 0 | break; |
1409 | | |
1410 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_64BIT: |
1411 | 0 | result = libfwevt_float64_get_string_size( |
1412 | 0 | data_segment->value_64bit, |
1413 | 0 | &safe_utf8_string_size, |
1414 | 0 | error ); |
1415 | 0 | break; |
1416 | | |
1417 | 0 | case LIBFWEVT_VALUE_TYPE_BOOLEAN: |
1418 | 0 | if( data_segment->value_64bit == 0 ) |
1419 | 0 | { |
1420 | 0 | safe_utf8_string_size += 6; |
1421 | 0 | } |
1422 | 0 | else |
1423 | 0 | { |
1424 | 0 | safe_utf8_string_size += 5; |
1425 | 0 | } |
1426 | 0 | result = 1; |
1427 | |
|
1428 | 0 | break; |
1429 | | |
1430 | 0 | case LIBFWEVT_VALUE_TYPE_BINARY_DATA: |
1431 | 0 | if( data_segment->data_size == 0 ) |
1432 | 0 | { |
1433 | 0 | result = 1; |
1434 | 0 | } |
1435 | 0 | else |
1436 | 0 | { |
1437 | 0 | format_flags = LIBUNA_BASE16_VARIANT_CASE_UPPER | LIBUNA_BASE16_VARIANT_CHARACTER_LIMIT_NONE; |
1438 | |
|
1439 | 0 | result = libuna_base16_stream_size_from_byte_stream( |
1440 | 0 | data_segment->data, |
1441 | 0 | data_segment->data_size, |
1442 | 0 | &base16_stream_size, |
1443 | 0 | format_flags, |
1444 | 0 | error ); |
1445 | |
|
1446 | 0 | if( result == 1 ) |
1447 | 0 | { |
1448 | 0 | safe_utf8_string_size += base16_stream_size + 1; |
1449 | 0 | } |
1450 | 0 | } |
1451 | 0 | break; |
1452 | | |
1453 | 0 | case LIBFWEVT_VALUE_TYPE_GUID: |
1454 | 0 | result = libfguid_identifier_get_string_size( |
1455 | 0 | data_segment->guid, |
1456 | 0 | &safe_utf8_string_size, |
1457 | 0 | LIBFGUID_STRING_FORMAT_FLAG_USE_UPPER_CASE | LIBFGUID_STRING_FORMAT_FLAG_USE_SURROUNDING_BRACES, |
1458 | 0 | error ); |
1459 | 0 | break; |
1460 | | |
1461 | 0 | case LIBFWEVT_VALUE_TYPE_FILETIME: |
1462 | 0 | result = libfdatetime_filetime_get_string_size( |
1463 | 0 | data_segment->filetime, |
1464 | 0 | &safe_utf8_string_size, |
1465 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
1466 | 0 | error ); |
1467 | 0 | break; |
1468 | | |
1469 | 0 | case LIBFWEVT_VALUE_TYPE_SYSTEMTIME: |
1470 | 0 | result = libfdatetime_systemtime_get_string_size( |
1471 | 0 | data_segment->systemtime, |
1472 | 0 | &safe_utf8_string_size, |
1473 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
1474 | 0 | error ); |
1475 | 0 | break; |
1476 | | |
1477 | 0 | case LIBFWEVT_VALUE_TYPE_NT_SECURITY_IDENTIFIER: |
1478 | 0 | result = libfwnt_security_identifier_get_string_size( |
1479 | 0 | data_segment->security_identifier, |
1480 | 0 | &safe_utf8_string_size, |
1481 | 0 | 0, |
1482 | 0 | error ); |
1483 | 0 | break; |
1484 | | |
1485 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_32BIT: |
1486 | 0 | safe_utf8_string_size = 11; |
1487 | |
|
1488 | 0 | result = 1; |
1489 | 0 | break; |
1490 | | |
1491 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_64BIT: |
1492 | 0 | safe_utf8_string_size = 19; |
1493 | |
|
1494 | 0 | result = 1; |
1495 | 0 | break; |
1496 | | |
1497 | 0 | default: |
1498 | 0 | break; |
1499 | 0 | } |
1500 | 0 | if( result != 1 ) |
1501 | 0 | { |
1502 | 0 | libcerror_error_set( |
1503 | 0 | error, |
1504 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1505 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
1506 | 0 | "%s: unable to determine size UTF-8 string of data segment: %d.", |
1507 | 0 | function, |
1508 | 0 | data_segment_index ); |
1509 | |
|
1510 | 0 | return( -1 ); |
1511 | 0 | } |
1512 | 0 | *utf8_string_size = safe_utf8_string_size; |
1513 | |
|
1514 | 0 | return( 1 ); |
1515 | 0 | } |
1516 | | |
1517 | | /* Retrieves the data segment formatted as an UTF-8 string |
1518 | | * Returns 1 if successful or -1 on error |
1519 | | */ |
1520 | | int libfwevt_internal_xml_value_get_data_segment_as_utf8_string( |
1521 | | libfwevt_internal_xml_value_t *internal_xml_value, |
1522 | | int data_segment_index, |
1523 | | libfwevt_data_segment_t *data_segment, |
1524 | | uint8_t *utf8_string, |
1525 | | size_t utf8_string_size, |
1526 | | size_t *utf8_string_index, |
1527 | | uint8_t escape_characters, |
1528 | | libcerror_error_t **error ) |
1529 | 0 | { |
1530 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_segment_as_utf8_string"; |
1531 | 0 | size_t base16_stream_index = 0; |
1532 | 0 | size_t safe_utf8_string_index = 0; |
1533 | 0 | uint32_t format_flags = 0; |
1534 | 0 | uint8_t number_of_characters = 0; |
1535 | 0 | int result = 0; |
1536 | |
|
1537 | 0 | if( internal_xml_value == NULL ) |
1538 | 0 | { |
1539 | 0 | libcerror_error_set( |
1540 | 0 | error, |
1541 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1542 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1543 | 0 | "%s: invalid XML value.", |
1544 | 0 | function ); |
1545 | |
|
1546 | 0 | return( -1 ); |
1547 | 0 | } |
1548 | 0 | if( data_segment == NULL ) |
1549 | 0 | { |
1550 | 0 | libcerror_error_set( |
1551 | 0 | error, |
1552 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1553 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1554 | 0 | "%s: invalid data segment.", |
1555 | 0 | function ); |
1556 | |
|
1557 | 0 | return( -1 ); |
1558 | 0 | } |
1559 | 0 | if( utf8_string == NULL ) |
1560 | 0 | { |
1561 | 0 | libcerror_error_set( |
1562 | 0 | error, |
1563 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1564 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1565 | 0 | "%s: invalid UTF-8 string.", |
1566 | 0 | function ); |
1567 | |
|
1568 | 0 | return( -1 ); |
1569 | 0 | } |
1570 | 0 | if( utf8_string_size > (size_t) SSIZE_MAX ) |
1571 | 0 | { |
1572 | 0 | libcerror_error_set( |
1573 | 0 | error, |
1574 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1575 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
1576 | 0 | "%s: invalid UTF-8 string size value exceeds maximum.", |
1577 | 0 | function ); |
1578 | |
|
1579 | 0 | return( -1 ); |
1580 | 0 | } |
1581 | 0 | if( utf8_string_index == NULL ) |
1582 | 0 | { |
1583 | 0 | libcerror_error_set( |
1584 | 0 | error, |
1585 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1586 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1587 | 0 | "%s: invalid UTF-8 string index.", |
1588 | 0 | function ); |
1589 | |
|
1590 | 0 | return( -1 ); |
1591 | 0 | } |
1592 | 0 | switch( internal_xml_value->value_type & 0x7f ) |
1593 | 0 | { |
1594 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_UTF16: |
1595 | 0 | if( data_segment->data_size == 0 ) |
1596 | 0 | { |
1597 | 0 | result = 1; |
1598 | 0 | } |
1599 | 0 | else if( escape_characters == 0 ) |
1600 | 0 | { |
1601 | 0 | result = libuna_utf8_string_with_index_copy_from_utf16_stream( |
1602 | 0 | utf8_string, |
1603 | 0 | utf8_string_size, |
1604 | 0 | utf8_string_index, |
1605 | 0 | data_segment->data, |
1606 | 0 | data_segment->data_size, |
1607 | 0 | LIBUNA_ENDIAN_LITTLE, |
1608 | 0 | error ); |
1609 | 0 | } |
1610 | 0 | else |
1611 | 0 | { |
1612 | 0 | result = libfwevt_utf8_xml_string_with_index_copy_from_utf16_stream( |
1613 | 0 | utf8_string, |
1614 | 0 | utf8_string_size, |
1615 | 0 | utf8_string_index, |
1616 | 0 | data_segment->data, |
1617 | 0 | data_segment->data_size, |
1618 | 0 | LIBUNA_ENDIAN_LITTLE, |
1619 | 0 | error ); |
1620 | 0 | } |
1621 | 0 | break; |
1622 | | |
1623 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_BYTE_STREAM: |
1624 | | /* TODO pass codepage */ |
1625 | 0 | result = libuna_utf8_string_with_index_copy_from_byte_stream( |
1626 | 0 | utf8_string, |
1627 | 0 | utf8_string_size, |
1628 | 0 | utf8_string_index, |
1629 | 0 | data_segment->data, |
1630 | 0 | data_segment->data_size, |
1631 | 0 | LIBUNA_CODEPAGE_WINDOWS_1252, |
1632 | 0 | error ); |
1633 | | /* TODO add support for escape_characters */ |
1634 | 0 | break; |
1635 | | |
1636 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_8BIT: |
1637 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf8_string_with_index( |
1638 | 0 | data_segment->value_64bit, |
1639 | 0 | 8, |
1640 | 0 | utf8_string, |
1641 | 0 | utf8_string_size, |
1642 | 0 | utf8_string_index, |
1643 | 0 | error ); |
1644 | 0 | break; |
1645 | | |
1646 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_16BIT: |
1647 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf8_string_with_index( |
1648 | 0 | data_segment->value_64bit, |
1649 | 0 | 16, |
1650 | 0 | utf8_string, |
1651 | 0 | utf8_string_size, |
1652 | 0 | utf8_string_index, |
1653 | 0 | error ); |
1654 | 0 | break; |
1655 | | |
1656 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_32BIT: |
1657 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf8_string_with_index( |
1658 | 0 | data_segment->value_64bit, |
1659 | 0 | 32, |
1660 | 0 | utf8_string, |
1661 | 0 | utf8_string_size, |
1662 | 0 | utf8_string_index, |
1663 | 0 | error ); |
1664 | 0 | break; |
1665 | | |
1666 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_64BIT: |
1667 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf8_string_with_index( |
1668 | 0 | data_segment->value_64bit, |
1669 | 0 | 64, |
1670 | 0 | utf8_string, |
1671 | 0 | utf8_string_size, |
1672 | 0 | utf8_string_index, |
1673 | 0 | error ); |
1674 | 0 | break; |
1675 | | |
1676 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT: |
1677 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT: |
1678 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT: |
1679 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT: |
1680 | 0 | result = libfwevt_integer_as_unsigned_decimal_copy_to_utf8_string_with_index( |
1681 | 0 | data_segment->value_64bit, |
1682 | 0 | utf8_string, |
1683 | 0 | utf8_string_size, |
1684 | 0 | utf8_string_index, |
1685 | 0 | error ); |
1686 | 0 | break; |
1687 | | |
1688 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_32BIT: |
1689 | 0 | result = libfwevt_float32_copy_to_utf8_string_with_index( |
1690 | 0 | (uint32_t) data_segment->value_64bit, |
1691 | 0 | utf8_string, |
1692 | 0 | utf8_string_size, |
1693 | 0 | utf8_string_index, |
1694 | 0 | error ); |
1695 | 0 | break; |
1696 | | |
1697 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_64BIT: |
1698 | 0 | result = libfwevt_float64_copy_to_utf8_string_with_index( |
1699 | 0 | data_segment->value_64bit, |
1700 | 0 | utf8_string, |
1701 | 0 | utf8_string_size, |
1702 | 0 | utf8_string_index, |
1703 | 0 | error ); |
1704 | 0 | break; |
1705 | | |
1706 | 0 | case LIBFWEVT_VALUE_TYPE_BOOLEAN: |
1707 | 0 | if( data_segment->value_64bit == 0 ) |
1708 | 0 | { |
1709 | 0 | number_of_characters = 6; |
1710 | 0 | } |
1711 | 0 | else |
1712 | 0 | { |
1713 | 0 | number_of_characters = 5; |
1714 | 0 | } |
1715 | 0 | safe_utf8_string_index = *utf8_string_index; |
1716 | |
|
1717 | 0 | if( ( number_of_characters > utf8_string_size ) |
1718 | 0 | || ( safe_utf8_string_index > ( utf8_string_size - number_of_characters ) ) ) |
1719 | 0 | { |
1720 | 0 | libcerror_error_set( |
1721 | 0 | error, |
1722 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1723 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
1724 | 0 | "%s: invalid UTF-8 string size value too small.", |
1725 | 0 | function ); |
1726 | |
|
1727 | 0 | return( -1 ); |
1728 | 0 | } |
1729 | 0 | if( data_segment->value_64bit == 0 ) |
1730 | 0 | { |
1731 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'f'; |
1732 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'a'; |
1733 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'l'; |
1734 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 's'; |
1735 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'e'; |
1736 | 0 | } |
1737 | 0 | else |
1738 | 0 | { |
1739 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 't'; |
1740 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'r'; |
1741 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'u'; |
1742 | 0 | utf8_string[ safe_utf8_string_index++ ] = (uint8_t) 'e'; |
1743 | 0 | } |
1744 | 0 | utf8_string[ safe_utf8_string_index++ ] = 0; |
1745 | |
|
1746 | 0 | *utf8_string_index = safe_utf8_string_index; |
1747 | |
|
1748 | 0 | result = 1; |
1749 | |
|
1750 | 0 | break; |
1751 | | |
1752 | 0 | case LIBFWEVT_VALUE_TYPE_BINARY_DATA: |
1753 | 0 | base16_stream_index = *utf8_string_index; |
1754 | 0 | format_flags = LIBUNA_BASE16_VARIANT_CASE_UPPER | LIBUNA_BASE16_VARIANT_CHARACTER_LIMIT_NONE; |
1755 | |
|
1756 | 0 | result = libuna_base16_stream_with_index_copy_from_byte_stream( |
1757 | 0 | (uint8_t *) utf8_string, |
1758 | 0 | utf8_string_size, |
1759 | 0 | &base16_stream_index, |
1760 | 0 | data_segment->data, |
1761 | 0 | data_segment->data_size, |
1762 | 0 | format_flags, |
1763 | 0 | error ); |
1764 | |
|
1765 | 0 | if( result == 1 ) |
1766 | 0 | { |
1767 | 0 | *utf8_string_index = base16_stream_index + 1; |
1768 | 0 | } |
1769 | 0 | break; |
1770 | | |
1771 | 0 | case LIBFWEVT_VALUE_TYPE_GUID: |
1772 | 0 | result = libfguid_identifier_copy_to_utf8_string_with_index( |
1773 | 0 | data_segment->guid, |
1774 | 0 | utf8_string, |
1775 | 0 | utf8_string_size, |
1776 | 0 | utf8_string_index, |
1777 | 0 | LIBFGUID_STRING_FORMAT_FLAG_USE_UPPER_CASE | LIBFGUID_STRING_FORMAT_FLAG_USE_SURROUNDING_BRACES, |
1778 | 0 | error ); |
1779 | 0 | break; |
1780 | | |
1781 | 0 | case LIBFWEVT_VALUE_TYPE_FILETIME: |
1782 | 0 | result = libfdatetime_filetime_copy_to_utf8_string_with_index( |
1783 | 0 | data_segment->filetime, |
1784 | 0 | utf8_string, |
1785 | 0 | utf8_string_size, |
1786 | 0 | utf8_string_index, |
1787 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
1788 | 0 | error ); |
1789 | 0 | break; |
1790 | | |
1791 | 0 | case LIBFWEVT_VALUE_TYPE_SYSTEMTIME: |
1792 | 0 | result = libfdatetime_systemtime_copy_to_utf8_string_with_index( |
1793 | 0 | data_segment->systemtime, |
1794 | 0 | utf8_string, |
1795 | 0 | utf8_string_size, |
1796 | 0 | utf8_string_index, |
1797 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
1798 | 0 | error ); |
1799 | 0 | break; |
1800 | | |
1801 | 0 | case LIBFWEVT_VALUE_TYPE_NT_SECURITY_IDENTIFIER: |
1802 | 0 | result = libfwnt_security_identifier_copy_to_utf8_string_with_index( |
1803 | 0 | data_segment->security_identifier, |
1804 | 0 | utf8_string, |
1805 | 0 | utf8_string_size, |
1806 | 0 | utf8_string_index, |
1807 | 0 | 0, |
1808 | 0 | error ); |
1809 | 0 | break; |
1810 | | |
1811 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_32BIT: |
1812 | 0 | result = libfwevt_integer_as_hexadecimal_copy_to_utf8_string_with_index( |
1813 | 0 | data_segment->value_64bit, |
1814 | 0 | 32, |
1815 | 0 | utf8_string, |
1816 | 0 | utf8_string_size, |
1817 | 0 | utf8_string_index, |
1818 | 0 | error ); |
1819 | 0 | break; |
1820 | | |
1821 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_64BIT: |
1822 | 0 | result = libfwevt_integer_as_hexadecimal_copy_to_utf8_string_with_index( |
1823 | 0 | data_segment->value_64bit, |
1824 | 0 | 64, |
1825 | 0 | utf8_string, |
1826 | 0 | utf8_string_size, |
1827 | 0 | utf8_string_index, |
1828 | 0 | error ); |
1829 | 0 | break; |
1830 | | |
1831 | 0 | default: |
1832 | 0 | break; |
1833 | 0 | } |
1834 | 0 | if( result != 1 ) |
1835 | 0 | { |
1836 | 0 | libcerror_error_set( |
1837 | 0 | error, |
1838 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1839 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
1840 | 0 | "%s: unable to copy data segment: %d to UTF-8 string.", |
1841 | 0 | function, |
1842 | 0 | data_segment_index ); |
1843 | |
|
1844 | 0 | return( -1 ); |
1845 | 0 | } |
1846 | 0 | return( 1 ); |
1847 | 0 | } |
1848 | | |
1849 | | /* Retrieves the size of the value data formatted as an UTF-8 string |
1850 | | * The string size includes the end of string character |
1851 | | * Returns 1 if successful or -1 on error |
1852 | | */ |
1853 | | int libfwevt_internal_xml_value_get_data_as_utf8_string_size( |
1854 | | libfwevt_internal_xml_value_t *internal_xml_value, |
1855 | | size_t *utf8_string_size, |
1856 | | uint8_t escape_characters, |
1857 | | libcerror_error_t **error ) |
1858 | 0 | { |
1859 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
1860 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_as_utf8_string_size"; |
1861 | 0 | size_t data_segment_size = 0; |
1862 | 0 | size_t safe_utf8_string_size = 0; |
1863 | 0 | int data_segment_index = 0; |
1864 | 0 | int number_of_data_segments = 0; |
1865 | |
|
1866 | 0 | if( internal_xml_value == NULL ) |
1867 | 0 | { |
1868 | 0 | libcerror_error_set( |
1869 | 0 | error, |
1870 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1871 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1872 | 0 | "%s: invalid XML value.", |
1873 | 0 | function ); |
1874 | |
|
1875 | 0 | return( -1 ); |
1876 | 0 | } |
1877 | 0 | if( utf8_string_size == NULL ) |
1878 | 0 | { |
1879 | 0 | libcerror_error_set( |
1880 | 0 | error, |
1881 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1882 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1883 | 0 | "%s: invalid UTF-8 string size.", |
1884 | 0 | function ); |
1885 | |
|
1886 | 0 | return( -1 ); |
1887 | 0 | } |
1888 | 0 | if( libcdata_array_get_number_of_entries( |
1889 | 0 | internal_xml_value->data_segments, |
1890 | 0 | &number_of_data_segments, |
1891 | 0 | error ) != 1 ) |
1892 | 0 | { |
1893 | 0 | libcerror_error_set( |
1894 | 0 | error, |
1895 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1896 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1897 | 0 | "%s: unable to retrieve number of data segments.", |
1898 | 0 | function ); |
1899 | |
|
1900 | 0 | return( -1 ); |
1901 | 0 | } |
1902 | 0 | for( data_segment_index = 0; |
1903 | 0 | data_segment_index < number_of_data_segments; |
1904 | 0 | data_segment_index++ ) |
1905 | 0 | { |
1906 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
1907 | 0 | internal_xml_value, |
1908 | 0 | data_segment_index, |
1909 | 0 | &data_segment, |
1910 | 0 | error ) != 1 ) |
1911 | 0 | { |
1912 | 0 | libcerror_error_set( |
1913 | 0 | error, |
1914 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1915 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1916 | 0 | "%s: unable to retrieve data segment: %d.", |
1917 | 0 | function, |
1918 | 0 | data_segment_index ); |
1919 | |
|
1920 | 0 | return( -1 ); |
1921 | 0 | } |
1922 | 0 | if( libfwevt_internal_xml_value_get_data_segment_as_utf8_string_size( |
1923 | 0 | internal_xml_value, |
1924 | 0 | data_segment_index, |
1925 | 0 | data_segment, |
1926 | 0 | &data_segment_size, |
1927 | 0 | escape_characters, |
1928 | 0 | error ) != 1 ) |
1929 | 0 | { |
1930 | 0 | libcerror_error_set( |
1931 | 0 | error, |
1932 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
1933 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
1934 | 0 | "%s: unable to retrieve UTF-8 string size of element data segment: %d.", |
1935 | 0 | function, |
1936 | 0 | data_segment_index ); |
1937 | |
|
1938 | 0 | return( -1 ); |
1939 | 0 | } |
1940 | 0 | if( data_segment_size > 1 ) |
1941 | 0 | { |
1942 | 0 | safe_utf8_string_size += data_segment_size - 1; |
1943 | 0 | } |
1944 | 0 | } |
1945 | 0 | if( ( number_of_data_segments == 1 ) |
1946 | 0 | && ( data_segment != NULL ) |
1947 | 0 | && ( safe_utf8_string_size == 1 ) ) |
1948 | 0 | { |
1949 | 0 | if( ( data_segment->data_size >= 2 ) |
1950 | 0 | && ( data_segment->data[ 0 ] == '\n' ) |
1951 | 0 | && ( data_segment->data[ 1 ] == 0 ) ) |
1952 | 0 | { |
1953 | | /* The value data consists of a single linefeed consider it empty |
1954 | | */ |
1955 | 0 | safe_utf8_string_size = 0; |
1956 | 0 | } |
1957 | 0 | } |
1958 | 0 | if( safe_utf8_string_size > 0 ) |
1959 | 0 | { |
1960 | 0 | safe_utf8_string_size++; |
1961 | 0 | } |
1962 | 0 | *utf8_string_size = safe_utf8_string_size; |
1963 | |
|
1964 | 0 | return( 1 ); |
1965 | 0 | } |
1966 | | |
1967 | | /* Retrieves the data formatted as an UTF-8 string |
1968 | | * The string size should include the end of string character |
1969 | | * Returns 1 if successful or -1 on error |
1970 | | */ |
1971 | | int libfwevt_internal_xml_value_get_data_as_utf8_string_with_index( |
1972 | | libfwevt_internal_xml_value_t *internal_xml_value, |
1973 | | uint8_t *utf8_string, |
1974 | | size_t utf8_string_size, |
1975 | | size_t *utf8_string_index, |
1976 | | uint8_t escape_characters, |
1977 | | libcerror_error_t **error ) |
1978 | 0 | { |
1979 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
1980 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_as_utf8_string_with_index"; |
1981 | 0 | size_t safe_utf8_string_index = 0; |
1982 | 0 | int data_segment_index = 0; |
1983 | 0 | int number_of_data_segments = 0; |
1984 | |
|
1985 | 0 | if( internal_xml_value == NULL ) |
1986 | 0 | { |
1987 | 0 | libcerror_error_set( |
1988 | 0 | error, |
1989 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
1990 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
1991 | 0 | "%s: invalid XML value.", |
1992 | 0 | function ); |
1993 | |
|
1994 | 0 | return( -1 ); |
1995 | 0 | } |
1996 | 0 | if( utf8_string == NULL ) |
1997 | 0 | { |
1998 | 0 | libcerror_error_set( |
1999 | 0 | error, |
2000 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2001 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2002 | 0 | "%s: invalid UTF-8 string.", |
2003 | 0 | function ); |
2004 | |
|
2005 | 0 | return( -1 ); |
2006 | 0 | } |
2007 | 0 | if( utf8_string_size > (size_t) SSIZE_MAX ) |
2008 | 0 | { |
2009 | 0 | libcerror_error_set( |
2010 | 0 | error, |
2011 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2012 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2013 | 0 | "%s: invalid UTF-8 string size value exceeds maximum.", |
2014 | 0 | function ); |
2015 | |
|
2016 | 0 | return( -1 ); |
2017 | 0 | } |
2018 | 0 | if( utf8_string_index == NULL ) |
2019 | 0 | { |
2020 | 0 | libcerror_error_set( |
2021 | 0 | error, |
2022 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2023 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2024 | 0 | "%s: invalid UTF-8 string index.", |
2025 | 0 | function ); |
2026 | |
|
2027 | 0 | return( -1 ); |
2028 | 0 | } |
2029 | 0 | safe_utf8_string_index = *utf8_string_index; |
2030 | |
|
2031 | 0 | if( libcdata_array_get_number_of_entries( |
2032 | 0 | internal_xml_value->data_segments, |
2033 | 0 | &number_of_data_segments, |
2034 | 0 | error ) != 1 ) |
2035 | 0 | { |
2036 | 0 | libcerror_error_set( |
2037 | 0 | error, |
2038 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2039 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2040 | 0 | "%s: unable to retrieve number of data segments.", |
2041 | 0 | function ); |
2042 | |
|
2043 | 0 | return( -1 ); |
2044 | 0 | } |
2045 | 0 | for( data_segment_index = 0; |
2046 | 0 | data_segment_index < number_of_data_segments; |
2047 | 0 | data_segment_index++ ) |
2048 | 0 | { |
2049 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
2050 | 0 | internal_xml_value, |
2051 | 0 | data_segment_index, |
2052 | 0 | &data_segment, |
2053 | 0 | error ) != 1 ) |
2054 | 0 | { |
2055 | 0 | libcerror_error_set( |
2056 | 0 | error, |
2057 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2058 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2059 | 0 | "%s: unable to retrieve data segment: %d.", |
2060 | 0 | function, |
2061 | 0 | data_segment_index ); |
2062 | |
|
2063 | 0 | return( -1 ); |
2064 | 0 | } |
2065 | 0 | if( libfwevt_internal_xml_value_get_data_segment_as_utf8_string( |
2066 | 0 | internal_xml_value, |
2067 | 0 | data_segment_index, |
2068 | 0 | data_segment, |
2069 | 0 | utf8_string, |
2070 | 0 | utf8_string_size, |
2071 | 0 | &safe_utf8_string_index, |
2072 | 0 | escape_characters, |
2073 | 0 | error ) != 1 ) |
2074 | 0 | { |
2075 | 0 | libcerror_error_set( |
2076 | 0 | error, |
2077 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2078 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
2079 | 0 | "%s: unable to copy data segment: %d to UTF-8 string.", |
2080 | 0 | function, |
2081 | 0 | data_segment_index ); |
2082 | |
|
2083 | 0 | return( -1 ); |
2084 | 0 | } |
2085 | 0 | safe_utf8_string_index--; |
2086 | 0 | } |
2087 | 0 | if( ( number_of_data_segments == 1 ) |
2088 | 0 | && ( data_segment != NULL ) |
2089 | 0 | && ( safe_utf8_string_index == 1 ) ) |
2090 | 0 | { |
2091 | 0 | if( ( data_segment->data_size >= 2 ) |
2092 | 0 | && ( data_segment->data[ 0 ] == '\n' ) |
2093 | 0 | && ( data_segment->data[ 1 ] == 0 ) ) |
2094 | 0 | { |
2095 | | /* The value data consists of a single linefeed consider it empty |
2096 | | */ |
2097 | 0 | safe_utf8_string_index = 0; |
2098 | 0 | } |
2099 | 0 | } |
2100 | 0 | if( safe_utf8_string_index > 0 ) |
2101 | 0 | { |
2102 | 0 | if( safe_utf8_string_index >= utf8_string_size ) |
2103 | 0 | { |
2104 | 0 | libcerror_error_set( |
2105 | 0 | error, |
2106 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2107 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2108 | 0 | "%s: invalid UTF-8 string size value too small.", |
2109 | 0 | function ); |
2110 | |
|
2111 | 0 | return( -1 ); |
2112 | 0 | } |
2113 | 0 | utf8_string[ safe_utf8_string_index++ ] = 0; |
2114 | 0 | } |
2115 | 0 | *utf8_string_index = safe_utf8_string_index; |
2116 | |
|
2117 | 0 | return( 1 ); |
2118 | 0 | } |
2119 | | |
2120 | | /* Retrieves the size of an UTF-8 encoded string of the value data |
2121 | | * Returns 1 if successful or -1 on error |
2122 | | */ |
2123 | | int libfwevt_xml_value_get_utf8_string_size( |
2124 | | libfwevt_xml_value_t *xml_value, |
2125 | | size_t *utf8_string_size, |
2126 | | libcerror_error_t **error ) |
2127 | 0 | { |
2128 | 0 | static char *function = "libfwevt_xml_value_get_utf8_string_size"; |
2129 | |
|
2130 | 0 | if( xml_value == NULL ) |
2131 | 0 | { |
2132 | 0 | libcerror_error_set( |
2133 | 0 | error, |
2134 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2135 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2136 | 0 | "%s: invalid XML value.", |
2137 | 0 | function ); |
2138 | |
|
2139 | 0 | return( -1 ); |
2140 | 0 | } |
2141 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf8_string_size( |
2142 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
2143 | 0 | utf8_string_size, |
2144 | 0 | 0, |
2145 | 0 | error ) != 1 ) |
2146 | 0 | { |
2147 | 0 | libcerror_error_set( |
2148 | 0 | error, |
2149 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2150 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2151 | 0 | "%s: unable to retrieve size of UTF-8 string.", |
2152 | 0 | function ); |
2153 | |
|
2154 | 0 | return( -1 ); |
2155 | 0 | } |
2156 | 0 | return( 1 ); |
2157 | 0 | } |
2158 | | |
2159 | | /* Copies the value data to an UTF-8 encoded string |
2160 | | * Returns 1 if successful or -1 on error |
2161 | | */ |
2162 | | int libfwevt_xml_value_copy_to_utf8_string( |
2163 | | libfwevt_xml_value_t *xml_value, |
2164 | | uint8_t *utf8_string, |
2165 | | size_t utf8_string_size, |
2166 | | libcerror_error_t **error ) |
2167 | 0 | { |
2168 | 0 | static char *function = "libfwevt_xml_value_copy_to_utf8_string"; |
2169 | |
|
2170 | 0 | if( libfwevt_xml_value_get_data_as_utf8_string( |
2171 | 0 | xml_value, |
2172 | 0 | utf8_string, |
2173 | 0 | utf8_string_size, |
2174 | 0 | error ) != 1 ) |
2175 | 0 | { |
2176 | 0 | libcerror_error_set( |
2177 | 0 | error, |
2178 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2179 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2180 | 0 | "%s: unable to retrieve size of UTF-8 string.", |
2181 | 0 | function ); |
2182 | |
|
2183 | 0 | return( -1 ); |
2184 | 0 | } |
2185 | 0 | return( 1 ); |
2186 | 0 | } |
2187 | | |
2188 | | /* Retrieves the size of the value data formatted as an UTF-8 string |
2189 | | * The string size includes the end of string character |
2190 | | * Returns 1 if successful or -1 on error |
2191 | | */ |
2192 | | int libfwevt_xml_value_get_data_as_utf8_string_size( |
2193 | | libfwevt_xml_value_t *xml_value, |
2194 | | size_t *utf8_string_size, |
2195 | | libcerror_error_t **error ) |
2196 | 0 | { |
2197 | 0 | static char *function = "libfwevt_xml_value_get_data_as_utf8_string_size"; |
2198 | |
|
2199 | 0 | if( xml_value == NULL ) |
2200 | 0 | { |
2201 | 0 | libcerror_error_set( |
2202 | 0 | error, |
2203 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2204 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2205 | 0 | "%s: invalid XML value.", |
2206 | 0 | function ); |
2207 | |
|
2208 | 0 | return( -1 ); |
2209 | 0 | } |
2210 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf8_string_size( |
2211 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
2212 | 0 | utf8_string_size, |
2213 | 0 | 0, |
2214 | 0 | error ) != 1 ) |
2215 | 0 | { |
2216 | 0 | libcerror_error_set( |
2217 | 0 | error, |
2218 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2219 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2220 | 0 | "%s: unable to retrieve UTF-8 string size.", |
2221 | 0 | function ); |
2222 | |
|
2223 | 0 | return( -1 ); |
2224 | 0 | } |
2225 | 0 | return( 1 ); |
2226 | 0 | } |
2227 | | |
2228 | | /* Retrieves the data formatted as an UTF-8 string |
2229 | | * The string size should include the end of string character |
2230 | | * Returns 1 if successful or -1 on error |
2231 | | */ |
2232 | | int libfwevt_xml_value_get_data_as_utf8_string( |
2233 | | libfwevt_xml_value_t *xml_value, |
2234 | | uint8_t *utf8_string, |
2235 | | size_t utf8_string_size, |
2236 | | libcerror_error_t **error ) |
2237 | 0 | { |
2238 | 0 | static char *function = "libfwevt_xml_value_get_data_as_utf8_string"; |
2239 | 0 | size_t utf8_string_index = 0; |
2240 | |
|
2241 | 0 | if( xml_value == NULL ) |
2242 | 0 | { |
2243 | 0 | libcerror_error_set( |
2244 | 0 | error, |
2245 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2246 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2247 | 0 | "%s: invalid XML value.", |
2248 | 0 | function ); |
2249 | |
|
2250 | 0 | return( -1 ); |
2251 | 0 | } |
2252 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf8_string_with_index( |
2253 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
2254 | 0 | utf8_string, |
2255 | 0 | utf8_string_size, |
2256 | 0 | &utf8_string_index, |
2257 | 0 | 0, |
2258 | 0 | error ) != 1 ) |
2259 | 0 | { |
2260 | 0 | libcerror_error_set( |
2261 | 0 | error, |
2262 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2263 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2264 | 0 | "%s: unable to retrieve size of UTF-8 string.", |
2265 | 0 | function ); |
2266 | |
|
2267 | 0 | return( -1 ); |
2268 | 0 | } |
2269 | 0 | return( 1 ); |
2270 | 0 | } |
2271 | | |
2272 | | /* Retrieves the size of the data segment formatted as an UTF-16 string |
2273 | | * The string size includes the end of string character |
2274 | | * Returns 1 if successful or -1 on error |
2275 | | */ |
2276 | | int libfwevt_internal_xml_value_get_data_segment_as_utf16_string_size( |
2277 | | libfwevt_internal_xml_value_t *internal_xml_value, |
2278 | | int data_segment_index, |
2279 | | libfwevt_data_segment_t *data_segment, |
2280 | | size_t *utf16_string_size, |
2281 | | uint8_t escape_characters, |
2282 | | libcerror_error_t **error ) |
2283 | 0 | { |
2284 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_segment_as_utf16_string_size"; |
2285 | 0 | size_t base16_stream_size = 0; |
2286 | 0 | size_t safe_utf16_string_size = 0; |
2287 | 0 | uint32_t format_flags = 0; |
2288 | 0 | int result = 0; |
2289 | |
|
2290 | 0 | if( internal_xml_value == NULL ) |
2291 | 0 | { |
2292 | 0 | libcerror_error_set( |
2293 | 0 | error, |
2294 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2295 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2296 | 0 | "%s: invalid XML value.", |
2297 | 0 | function ); |
2298 | |
|
2299 | 0 | return( -1 ); |
2300 | 0 | } |
2301 | 0 | if( data_segment == NULL ) |
2302 | 0 | { |
2303 | 0 | libcerror_error_set( |
2304 | 0 | error, |
2305 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2306 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2307 | 0 | "%s: invalid data segment.", |
2308 | 0 | function ); |
2309 | |
|
2310 | 0 | return( -1 ); |
2311 | 0 | } |
2312 | 0 | if( utf16_string_size == NULL ) |
2313 | 0 | { |
2314 | 0 | libcerror_error_set( |
2315 | 0 | error, |
2316 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2317 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2318 | 0 | "%s: invalid UTF-16 string size.", |
2319 | 0 | function ); |
2320 | |
|
2321 | 0 | return( -1 ); |
2322 | 0 | } |
2323 | 0 | switch( internal_xml_value->value_type & 0x7f ) |
2324 | 0 | { |
2325 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_UTF16: |
2326 | 0 | if( data_segment->data_size == 0 ) |
2327 | 0 | { |
2328 | 0 | result = 1; |
2329 | 0 | } |
2330 | 0 | else if( escape_characters == 0 ) |
2331 | 0 | { |
2332 | 0 | result = libuna_utf16_string_size_from_utf16_stream( |
2333 | 0 | data_segment->data, |
2334 | 0 | data_segment->data_size, |
2335 | 0 | LIBUNA_ENDIAN_LITTLE, |
2336 | 0 | &safe_utf16_string_size, |
2337 | 0 | error ); |
2338 | 0 | } |
2339 | 0 | else |
2340 | 0 | { |
2341 | 0 | result = libfwevt_utf16_xml_string_size_from_utf16_stream( |
2342 | 0 | data_segment->data, |
2343 | 0 | data_segment->data_size, |
2344 | 0 | LIBUNA_ENDIAN_LITTLE, |
2345 | 0 | &safe_utf16_string_size, |
2346 | 0 | error ); |
2347 | 0 | } |
2348 | 0 | break; |
2349 | | |
2350 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_BYTE_STREAM: |
2351 | 0 | if( data_segment->data_size == 0 ) |
2352 | 0 | { |
2353 | 0 | result = 1; |
2354 | 0 | } |
2355 | 0 | else |
2356 | 0 | { |
2357 | | /* TODO pass codepage */ |
2358 | 0 | result = libuna_utf16_string_size_from_byte_stream( |
2359 | 0 | data_segment->data, |
2360 | 0 | data_segment->data_size, |
2361 | 0 | LIBUNA_CODEPAGE_WINDOWS_1252, |
2362 | 0 | &safe_utf16_string_size, |
2363 | 0 | error ); |
2364 | 0 | } |
2365 | | /* TODO add support for escape_characters */ |
2366 | 0 | break; |
2367 | | |
2368 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_8BIT: |
2369 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
2370 | 0 | data_segment->value_64bit, |
2371 | 0 | 8, |
2372 | 0 | &safe_utf16_string_size, |
2373 | 0 | error ); |
2374 | 0 | break; |
2375 | | |
2376 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_16BIT: |
2377 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
2378 | 0 | data_segment->value_64bit, |
2379 | 0 | 16, |
2380 | 0 | &safe_utf16_string_size, |
2381 | 0 | error ); |
2382 | 0 | break; |
2383 | | |
2384 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_32BIT: |
2385 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
2386 | 0 | data_segment->value_64bit, |
2387 | 0 | 32, |
2388 | 0 | &safe_utf16_string_size, |
2389 | 0 | error ); |
2390 | 0 | break; |
2391 | | |
2392 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_64BIT: |
2393 | 0 | result = libfwevt_integer_as_signed_decimal_get_string_size( |
2394 | 0 | data_segment->value_64bit, |
2395 | 0 | 64, |
2396 | 0 | &safe_utf16_string_size, |
2397 | 0 | error ); |
2398 | 0 | break; |
2399 | | |
2400 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT: |
2401 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT: |
2402 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT: |
2403 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT: |
2404 | 0 | result = libfwevt_integer_as_unsigned_decimal_get_string_size( |
2405 | 0 | data_segment->value_64bit, |
2406 | 0 | &safe_utf16_string_size, |
2407 | 0 | error ); |
2408 | 0 | break; |
2409 | | |
2410 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_32BIT: |
2411 | 0 | result = libfwevt_float32_get_string_size( |
2412 | 0 | (uint32_t) data_segment->value_64bit, |
2413 | 0 | &safe_utf16_string_size, |
2414 | 0 | error ); |
2415 | 0 | break; |
2416 | | |
2417 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_64BIT: |
2418 | 0 | result = libfwevt_float64_get_string_size( |
2419 | 0 | data_segment->value_64bit, |
2420 | 0 | &safe_utf16_string_size, |
2421 | 0 | error ); |
2422 | 0 | break; |
2423 | | |
2424 | 0 | case LIBFWEVT_VALUE_TYPE_BOOLEAN: |
2425 | 0 | if( data_segment->value_64bit == 0 ) |
2426 | 0 | { |
2427 | 0 | safe_utf16_string_size += 6; |
2428 | 0 | } |
2429 | 0 | else |
2430 | 0 | { |
2431 | 0 | safe_utf16_string_size += 5; |
2432 | 0 | } |
2433 | 0 | result = 1; |
2434 | |
|
2435 | 0 | break; |
2436 | | |
2437 | 0 | case LIBFWEVT_VALUE_TYPE_BINARY_DATA: |
2438 | 0 | if( data_segment->data_size == 0 ) |
2439 | 0 | { |
2440 | 0 | result = 1; |
2441 | 0 | } |
2442 | 0 | else |
2443 | 0 | { |
2444 | 0 | format_flags = LIBUNA_BASE16_VARIANT_CASE_UPPER | LIBUNA_BASE16_VARIANT_CHARACTER_LIMIT_NONE; |
2445 | |
|
2446 | 0 | if( _BYTE_STREAM_HOST_IS_ENDIAN_BIG ) |
2447 | 0 | { |
2448 | 0 | format_flags |= LIBUNA_BASE16_VARIANT_ENCODING_UTF16_BIG_ENDIAN; |
2449 | 0 | } |
2450 | 0 | else if( _BYTE_STREAM_HOST_IS_ENDIAN_LITTLE ) |
2451 | 0 | { |
2452 | 0 | format_flags |= LIBUNA_BASE16_VARIANT_ENCODING_UTF16_LITTLE_ENDIAN; |
2453 | 0 | } |
2454 | 0 | result = libuna_base16_stream_size_from_byte_stream( |
2455 | 0 | data_segment->data, |
2456 | 0 | data_segment->data_size, |
2457 | 0 | &base16_stream_size, |
2458 | 0 | format_flags, |
2459 | 0 | error ); |
2460 | |
|
2461 | 0 | if( result == 1 ) |
2462 | 0 | { |
2463 | 0 | safe_utf16_string_size += ( base16_stream_size / 2 ) + 1; |
2464 | 0 | } |
2465 | 0 | } |
2466 | 0 | break; |
2467 | | |
2468 | 0 | case LIBFWEVT_VALUE_TYPE_GUID: |
2469 | 0 | result = libfguid_identifier_get_string_size( |
2470 | 0 | data_segment->guid, |
2471 | 0 | &safe_utf16_string_size, |
2472 | 0 | LIBFGUID_STRING_FORMAT_FLAG_USE_UPPER_CASE | LIBFGUID_STRING_FORMAT_FLAG_USE_SURROUNDING_BRACES, |
2473 | 0 | error ); |
2474 | 0 | break; |
2475 | | |
2476 | 0 | case LIBFWEVT_VALUE_TYPE_FILETIME: |
2477 | 0 | result = libfdatetime_filetime_get_string_size( |
2478 | 0 | data_segment->filetime, |
2479 | 0 | &safe_utf16_string_size, |
2480 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
2481 | 0 | error ); |
2482 | 0 | break; |
2483 | | |
2484 | 0 | case LIBFWEVT_VALUE_TYPE_SYSTEMTIME: |
2485 | 0 | result = libfdatetime_systemtime_get_string_size( |
2486 | 0 | data_segment->systemtime, |
2487 | 0 | &safe_utf16_string_size, |
2488 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
2489 | 0 | error ); |
2490 | 0 | break; |
2491 | | |
2492 | 0 | case LIBFWEVT_VALUE_TYPE_NT_SECURITY_IDENTIFIER: |
2493 | 0 | result = libfwnt_security_identifier_get_string_size( |
2494 | 0 | data_segment->security_identifier, |
2495 | 0 | &safe_utf16_string_size, |
2496 | 0 | 0, |
2497 | 0 | error ); |
2498 | 0 | break; |
2499 | | |
2500 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_32BIT: |
2501 | 0 | safe_utf16_string_size = 11; |
2502 | |
|
2503 | 0 | result = 1; |
2504 | 0 | break; |
2505 | | |
2506 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_64BIT: |
2507 | 0 | safe_utf16_string_size = 19; |
2508 | |
|
2509 | 0 | result = 1; |
2510 | 0 | break; |
2511 | | |
2512 | 0 | default: |
2513 | 0 | break; |
2514 | 0 | } |
2515 | 0 | if( result != 1 ) |
2516 | 0 | { |
2517 | 0 | libcerror_error_set( |
2518 | 0 | error, |
2519 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2520 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
2521 | 0 | "%s: unable to determine size UTF-16 string of data segment: %d.", |
2522 | 0 | function, |
2523 | 0 | data_segment_index ); |
2524 | |
|
2525 | 0 | return( -1 ); |
2526 | 0 | } |
2527 | 0 | *utf16_string_size = safe_utf16_string_size; |
2528 | |
|
2529 | 0 | return( 1 ); |
2530 | 0 | } |
2531 | | |
2532 | | /* Retrieves the data segment formatted as an UTF-16 string |
2533 | | * Returns 1 if successful or -1 on error |
2534 | | */ |
2535 | | int libfwevt_internal_xml_value_get_data_segment_as_utf16_string( |
2536 | | libfwevt_internal_xml_value_t *internal_xml_value, |
2537 | | int data_segment_index, |
2538 | | libfwevt_data_segment_t *data_segment, |
2539 | | uint16_t *utf16_string, |
2540 | | size_t utf16_string_size, |
2541 | | size_t *utf16_string_index, |
2542 | | uint8_t escape_characters, |
2543 | | libcerror_error_t **error ) |
2544 | 0 | { |
2545 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_segment_as_utf16_string"; |
2546 | 0 | size_t base16_stream_index = 0; |
2547 | 0 | size_t safe_utf16_string_index = 0; |
2548 | 0 | uint32_t format_flags = 0; |
2549 | 0 | uint8_t number_of_characters = 0; |
2550 | 0 | int result = 0; |
2551 | |
|
2552 | 0 | if( internal_xml_value == NULL ) |
2553 | 0 | { |
2554 | 0 | libcerror_error_set( |
2555 | 0 | error, |
2556 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2557 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2558 | 0 | "%s: invalid XML value.", |
2559 | 0 | function ); |
2560 | |
|
2561 | 0 | return( -1 ); |
2562 | 0 | } |
2563 | 0 | if( data_segment == NULL ) |
2564 | 0 | { |
2565 | 0 | libcerror_error_set( |
2566 | 0 | error, |
2567 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2568 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2569 | 0 | "%s: invalid data segment.", |
2570 | 0 | function ); |
2571 | |
|
2572 | 0 | return( -1 ); |
2573 | 0 | } |
2574 | 0 | if( utf16_string == NULL ) |
2575 | 0 | { |
2576 | 0 | libcerror_error_set( |
2577 | 0 | error, |
2578 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2579 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2580 | 0 | "%s: invalid UTF-16 string.", |
2581 | 0 | function ); |
2582 | |
|
2583 | 0 | return( -1 ); |
2584 | 0 | } |
2585 | 0 | if( utf16_string_size > (size_t) SSIZE_MAX ) |
2586 | 0 | { |
2587 | 0 | libcerror_error_set( |
2588 | 0 | error, |
2589 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2590 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
2591 | 0 | "%s: invalid UTF-16 string size value exceeds maximum.", |
2592 | 0 | function ); |
2593 | |
|
2594 | 0 | return( -1 ); |
2595 | 0 | } |
2596 | 0 | if( utf16_string_index == NULL ) |
2597 | 0 | { |
2598 | 0 | libcerror_error_set( |
2599 | 0 | error, |
2600 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2601 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2602 | 0 | "%s: invalid UTF-16 string index.", |
2603 | 0 | function ); |
2604 | |
|
2605 | 0 | return( -1 ); |
2606 | 0 | } |
2607 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
2608 | 0 | internal_xml_value, |
2609 | 0 | data_segment_index, |
2610 | 0 | &data_segment, |
2611 | 0 | error ) != 1 ) |
2612 | 0 | { |
2613 | 0 | libcerror_error_set( |
2614 | 0 | error, |
2615 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2616 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2617 | 0 | "%s: unable to retrieve data segment: %d.", |
2618 | 0 | function, |
2619 | 0 | data_segment_index ); |
2620 | |
|
2621 | 0 | return( -1 ); |
2622 | 0 | } |
2623 | 0 | switch( internal_xml_value->value_type & 0x7f ) |
2624 | 0 | { |
2625 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_UTF16: |
2626 | 0 | if( data_segment->data_size == 0 ) |
2627 | 0 | { |
2628 | 0 | result = 1; |
2629 | 0 | } |
2630 | 0 | else if( escape_characters == 0 ) |
2631 | 0 | { |
2632 | 0 | result = libuna_utf16_string_with_index_copy_from_utf16_stream( |
2633 | 0 | utf16_string, |
2634 | 0 | utf16_string_size, |
2635 | 0 | utf16_string_index, |
2636 | 0 | data_segment->data, |
2637 | 0 | data_segment->data_size, |
2638 | 0 | LIBUNA_ENDIAN_LITTLE, |
2639 | 0 | error ); |
2640 | 0 | } |
2641 | 0 | else |
2642 | 0 | { |
2643 | 0 | result = libfwevt_utf16_xml_string_with_index_copy_from_utf16_stream( |
2644 | 0 | utf16_string, |
2645 | 0 | utf16_string_size, |
2646 | 0 | utf16_string_index, |
2647 | 0 | data_segment->data, |
2648 | 0 | data_segment->data_size, |
2649 | 0 | LIBUNA_ENDIAN_LITTLE, |
2650 | 0 | error ); |
2651 | 0 | } |
2652 | 0 | break; |
2653 | | |
2654 | 0 | case LIBFWEVT_VALUE_TYPE_STRING_BYTE_STREAM: |
2655 | | /* TODO pass codepage */ |
2656 | 0 | result = libuna_utf16_string_with_index_copy_from_byte_stream( |
2657 | 0 | utf16_string, |
2658 | 0 | utf16_string_size, |
2659 | 0 | utf16_string_index, |
2660 | 0 | data_segment->data, |
2661 | 0 | data_segment->data_size, |
2662 | 0 | LIBUNA_CODEPAGE_WINDOWS_1252, |
2663 | 0 | error ); |
2664 | | /* TODO add support for escape_characters */ |
2665 | 0 | break; |
2666 | | |
2667 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_8BIT: |
2668 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf16_string_with_index( |
2669 | 0 | data_segment->value_64bit, |
2670 | 0 | 8, |
2671 | 0 | utf16_string, |
2672 | 0 | utf16_string_size, |
2673 | 0 | utf16_string_index, |
2674 | 0 | error ); |
2675 | 0 | break; |
2676 | | |
2677 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_16BIT: |
2678 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf16_string_with_index( |
2679 | 0 | data_segment->value_64bit, |
2680 | 0 | 16, |
2681 | 0 | utf16_string, |
2682 | 0 | utf16_string_size, |
2683 | 0 | utf16_string_index, |
2684 | 0 | error ); |
2685 | 0 | break; |
2686 | | |
2687 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_32BIT: |
2688 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf16_string_with_index( |
2689 | 0 | data_segment->value_64bit, |
2690 | 0 | 32, |
2691 | 0 | utf16_string, |
2692 | 0 | utf16_string_size, |
2693 | 0 | utf16_string_index, |
2694 | 0 | error ); |
2695 | 0 | break; |
2696 | | |
2697 | 0 | case LIBFWEVT_VALUE_TYPE_INTEGER_64BIT: |
2698 | 0 | result = libfwevt_integer_as_signed_decimal_copy_to_utf16_string_with_index( |
2699 | 0 | data_segment->value_64bit, |
2700 | 0 | 64, |
2701 | 0 | utf16_string, |
2702 | 0 | utf16_string_size, |
2703 | 0 | utf16_string_index, |
2704 | 0 | error ); |
2705 | 0 | break; |
2706 | | |
2707 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_8BIT: |
2708 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_16BIT: |
2709 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_32BIT: |
2710 | 0 | case LIBFWEVT_VALUE_TYPE_UNSIGNED_INTEGER_64BIT: |
2711 | 0 | result = libfwevt_integer_as_unsigned_decimal_copy_to_utf16_string_with_index( |
2712 | 0 | data_segment->value_64bit, |
2713 | 0 | utf16_string, |
2714 | 0 | utf16_string_size, |
2715 | 0 | utf16_string_index, |
2716 | 0 | error ); |
2717 | 0 | break; |
2718 | | |
2719 | | |
2720 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_32BIT: |
2721 | 0 | result = libfwevt_float32_copy_to_utf16_string_with_index( |
2722 | 0 | (uint32_t) data_segment->value_64bit, |
2723 | 0 | utf16_string, |
2724 | 0 | utf16_string_size, |
2725 | 0 | utf16_string_index, |
2726 | 0 | error ); |
2727 | 0 | break; |
2728 | | |
2729 | 0 | case LIBFWEVT_VALUE_TYPE_FLOATING_POINT_64BIT: |
2730 | 0 | result = libfwevt_float64_copy_to_utf16_string_with_index( |
2731 | 0 | data_segment->value_64bit, |
2732 | 0 | utf16_string, |
2733 | 0 | utf16_string_size, |
2734 | 0 | utf16_string_index, |
2735 | 0 | error ); |
2736 | 0 | break; |
2737 | | |
2738 | 0 | case LIBFWEVT_VALUE_TYPE_BOOLEAN: |
2739 | 0 | if( data_segment->value_64bit == 0 ) |
2740 | 0 | { |
2741 | 0 | number_of_characters = 6; |
2742 | 0 | } |
2743 | 0 | else |
2744 | 0 | { |
2745 | 0 | number_of_characters = 5; |
2746 | 0 | } |
2747 | 0 | safe_utf16_string_index = *utf16_string_index; |
2748 | |
|
2749 | 0 | if( ( number_of_characters > utf16_string_size ) |
2750 | 0 | || ( safe_utf16_string_index > ( utf16_string_size - number_of_characters ) ) ) |
2751 | 0 | { |
2752 | 0 | libcerror_error_set( |
2753 | 0 | error, |
2754 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2755 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
2756 | 0 | "%s: invalid UTF-16 string size value too small.", |
2757 | 0 | function ); |
2758 | |
|
2759 | 0 | return( -1 ); |
2760 | 0 | } |
2761 | 0 | if( data_segment->value_64bit == 0 ) |
2762 | 0 | { |
2763 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'f'; |
2764 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'a'; |
2765 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'l'; |
2766 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 's'; |
2767 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'e'; |
2768 | 0 | } |
2769 | 0 | else |
2770 | 0 | { |
2771 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 't'; |
2772 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'r'; |
2773 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'u'; |
2774 | 0 | utf16_string[ safe_utf16_string_index++ ] = (uint16_t) 'e'; |
2775 | 0 | } |
2776 | 0 | utf16_string[ safe_utf16_string_index++ ] = 0; |
2777 | |
|
2778 | 0 | *utf16_string_index = safe_utf16_string_index; |
2779 | |
|
2780 | 0 | result = 1; |
2781 | |
|
2782 | 0 | break; |
2783 | | |
2784 | 0 | case LIBFWEVT_VALUE_TYPE_BINARY_DATA: |
2785 | 0 | base16_stream_index = *utf16_string_index * 2; |
2786 | 0 | format_flags = LIBUNA_BASE16_VARIANT_CASE_UPPER | LIBUNA_BASE16_VARIANT_CHARACTER_LIMIT_NONE; |
2787 | |
|
2788 | 0 | if( _BYTE_STREAM_HOST_IS_ENDIAN_BIG ) |
2789 | 0 | { |
2790 | 0 | format_flags |= LIBUNA_BASE16_VARIANT_ENCODING_UTF16_BIG_ENDIAN; |
2791 | 0 | } |
2792 | 0 | else if( _BYTE_STREAM_HOST_IS_ENDIAN_LITTLE ) |
2793 | 0 | { |
2794 | 0 | format_flags |= LIBUNA_BASE16_VARIANT_ENCODING_UTF16_LITTLE_ENDIAN; |
2795 | 0 | } |
2796 | 0 | result = libuna_base16_stream_with_index_copy_from_byte_stream( |
2797 | 0 | (uint8_t *) utf16_string, |
2798 | 0 | utf16_string_size * 2, |
2799 | 0 | &base16_stream_index, |
2800 | 0 | data_segment->data, |
2801 | 0 | data_segment->data_size, |
2802 | 0 | format_flags, |
2803 | 0 | error ); |
2804 | |
|
2805 | 0 | if( result == 1 ) |
2806 | 0 | { |
2807 | 0 | *utf16_string_index = ( base16_stream_index / 2 ) + 1; |
2808 | 0 | } |
2809 | 0 | break; |
2810 | | |
2811 | 0 | case LIBFWEVT_VALUE_TYPE_GUID: |
2812 | 0 | result = libfguid_identifier_copy_to_utf16_string_with_index( |
2813 | 0 | data_segment->guid, |
2814 | 0 | utf16_string, |
2815 | 0 | utf16_string_size, |
2816 | 0 | utf16_string_index, |
2817 | 0 | LIBFGUID_STRING_FORMAT_FLAG_USE_UPPER_CASE | LIBFGUID_STRING_FORMAT_FLAG_USE_SURROUNDING_BRACES, |
2818 | 0 | error ); |
2819 | 0 | break; |
2820 | | |
2821 | 0 | case LIBFWEVT_VALUE_TYPE_FILETIME: |
2822 | 0 | result = libfdatetime_filetime_copy_to_utf16_string_with_index( |
2823 | 0 | data_segment->filetime, |
2824 | 0 | utf16_string, |
2825 | 0 | utf16_string_size, |
2826 | 0 | utf16_string_index, |
2827 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
2828 | 0 | error ); |
2829 | 0 | break; |
2830 | | |
2831 | 0 | case LIBFWEVT_VALUE_TYPE_SYSTEMTIME: |
2832 | 0 | result = libfdatetime_systemtime_copy_to_utf16_string_with_index( |
2833 | 0 | data_segment->systemtime, |
2834 | 0 | utf16_string, |
2835 | 0 | utf16_string_size, |
2836 | 0 | utf16_string_index, |
2837 | 0 | LIBFDATETIME_STRING_FORMAT_TYPE_ISO8601 | LIBFDATETIME_STRING_FORMAT_FLAG_DATE_TIME_NANO_SECONDS | LIBFDATETIME_STRING_FORMAT_FLAG_TIMEZONE_INDICATOR, |
2838 | 0 | error ); |
2839 | 0 | break; |
2840 | | |
2841 | 0 | case LIBFWEVT_VALUE_TYPE_NT_SECURITY_IDENTIFIER: |
2842 | 0 | result = libfwnt_security_identifier_copy_to_utf16_string_with_index( |
2843 | 0 | data_segment->security_identifier, |
2844 | 0 | utf16_string, |
2845 | 0 | utf16_string_size, |
2846 | 0 | utf16_string_index, |
2847 | 0 | 0, |
2848 | 0 | error ); |
2849 | 0 | break; |
2850 | | |
2851 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_32BIT: |
2852 | 0 | result = libfwevt_integer_as_hexadecimal_copy_to_utf16_string_with_index( |
2853 | 0 | data_segment->value_64bit, |
2854 | 0 | 32, |
2855 | 0 | utf16_string, |
2856 | 0 | utf16_string_size, |
2857 | 0 | utf16_string_index, |
2858 | 0 | error ); |
2859 | 0 | break; |
2860 | | |
2861 | 0 | case LIBFWEVT_VALUE_TYPE_HEXADECIMAL_INTEGER_64BIT: |
2862 | 0 | result = libfwevt_integer_as_hexadecimal_copy_to_utf16_string_with_index( |
2863 | 0 | data_segment->value_64bit, |
2864 | 0 | 64, |
2865 | 0 | utf16_string, |
2866 | 0 | utf16_string_size, |
2867 | 0 | utf16_string_index, |
2868 | 0 | error ); |
2869 | 0 | break; |
2870 | | |
2871 | 0 | default: |
2872 | 0 | break; |
2873 | 0 | } |
2874 | 0 | if( result != 1 ) |
2875 | 0 | { |
2876 | 0 | libcerror_error_set( |
2877 | 0 | error, |
2878 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2879 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
2880 | 0 | "%s: unable to copy data segment: %d to UTF-16 string.", |
2881 | 0 | function, |
2882 | 0 | data_segment_index ); |
2883 | |
|
2884 | 0 | return( -1 ); |
2885 | 0 | } |
2886 | 0 | return( 1 ); |
2887 | 0 | } |
2888 | | |
2889 | | /* Retrieves the size of the value data formatted as an UTF-16 string |
2890 | | * The string size includes the end of string character |
2891 | | * Returns 1 if successful or -1 on error |
2892 | | */ |
2893 | | int libfwevt_internal_xml_value_get_data_as_utf16_string_size( |
2894 | | libfwevt_internal_xml_value_t *internal_xml_value, |
2895 | | size_t *utf16_string_size, |
2896 | | uint8_t escape_characters, |
2897 | | libcerror_error_t **error ) |
2898 | 0 | { |
2899 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
2900 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_as_utf16_string_size"; |
2901 | 0 | size_t data_segment_size = 0; |
2902 | 0 | size_t safe_utf16_string_size = 0; |
2903 | 0 | int data_segment_index = 0; |
2904 | 0 | int number_of_data_segments = 0; |
2905 | |
|
2906 | 0 | if( internal_xml_value == NULL ) |
2907 | 0 | { |
2908 | 0 | libcerror_error_set( |
2909 | 0 | error, |
2910 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2911 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2912 | 0 | "%s: invalid XML value.", |
2913 | 0 | function ); |
2914 | |
|
2915 | 0 | return( -1 ); |
2916 | 0 | } |
2917 | 0 | if( utf16_string_size == NULL ) |
2918 | 0 | { |
2919 | 0 | libcerror_error_set( |
2920 | 0 | error, |
2921 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
2922 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
2923 | 0 | "%s: invalid UTF-16 string size.", |
2924 | 0 | function ); |
2925 | |
|
2926 | 0 | return( -1 ); |
2927 | 0 | } |
2928 | 0 | if( libcdata_array_get_number_of_entries( |
2929 | 0 | internal_xml_value->data_segments, |
2930 | 0 | &number_of_data_segments, |
2931 | 0 | error ) != 1 ) |
2932 | 0 | { |
2933 | 0 | libcerror_error_set( |
2934 | 0 | error, |
2935 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2936 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2937 | 0 | "%s: unable to retrieve number of data segments.", |
2938 | 0 | function ); |
2939 | |
|
2940 | 0 | return( -1 ); |
2941 | 0 | } |
2942 | 0 | for( data_segment_index = 0; |
2943 | 0 | data_segment_index < number_of_data_segments; |
2944 | 0 | data_segment_index++ ) |
2945 | 0 | { |
2946 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
2947 | 0 | internal_xml_value, |
2948 | 0 | data_segment_index, |
2949 | 0 | &data_segment, |
2950 | 0 | error ) != 1 ) |
2951 | 0 | { |
2952 | 0 | libcerror_error_set( |
2953 | 0 | error, |
2954 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2955 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2956 | 0 | "%s: unable to retrieve data segment: %d.", |
2957 | 0 | function, |
2958 | 0 | data_segment_index ); |
2959 | |
|
2960 | 0 | return( -1 ); |
2961 | 0 | } |
2962 | 0 | if( libfwevt_internal_xml_value_get_data_segment_as_utf16_string_size( |
2963 | 0 | internal_xml_value, |
2964 | 0 | data_segment_index, |
2965 | 0 | data_segment, |
2966 | 0 | &data_segment_size, |
2967 | 0 | escape_characters, |
2968 | 0 | error ) != 1 ) |
2969 | 0 | { |
2970 | 0 | libcerror_error_set( |
2971 | 0 | error, |
2972 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
2973 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
2974 | 0 | "%s: unable to retrieve UTF-16 string size of element data segment: %d.", |
2975 | 0 | function, |
2976 | 0 | data_segment_index ); |
2977 | |
|
2978 | 0 | return( -1 ); |
2979 | 0 | } |
2980 | 0 | if( data_segment_size > 1 ) |
2981 | 0 | { |
2982 | 0 | safe_utf16_string_size += data_segment_size - 1; |
2983 | 0 | } |
2984 | 0 | } |
2985 | 0 | if( ( number_of_data_segments == 1 ) |
2986 | 0 | && ( data_segment != NULL ) |
2987 | 0 | && ( safe_utf16_string_size == 1 ) ) |
2988 | 0 | { |
2989 | 0 | if( ( data_segment->data_size >= 2 ) |
2990 | 0 | && ( data_segment->data[ 0 ] == '\n' ) |
2991 | 0 | && ( data_segment->data[ 1 ] == 0 ) ) |
2992 | 0 | { |
2993 | | /* The value data consists of a single linefeed consider it empty |
2994 | | */ |
2995 | 0 | safe_utf16_string_size = 0; |
2996 | 0 | } |
2997 | 0 | } |
2998 | 0 | if( safe_utf16_string_size > 0 ) |
2999 | 0 | { |
3000 | 0 | safe_utf16_string_size++; |
3001 | 0 | } |
3002 | 0 | *utf16_string_size = safe_utf16_string_size; |
3003 | |
|
3004 | 0 | return( 1 ); |
3005 | 0 | } |
3006 | | |
3007 | | /* Retrieves the data formatted as an UTF-16 string |
3008 | | * The string size should include the end of string character |
3009 | | * Returns 1 if successful or -1 on error |
3010 | | */ |
3011 | | int libfwevt_internal_xml_value_get_data_as_utf16_string_with_index( |
3012 | | libfwevt_internal_xml_value_t *internal_xml_value, |
3013 | | uint16_t *utf16_string, |
3014 | | size_t utf16_string_size, |
3015 | | size_t *utf16_string_index, |
3016 | | uint8_t escape_characters, |
3017 | | libcerror_error_t **error ) |
3018 | 0 | { |
3019 | 0 | libfwevt_data_segment_t *data_segment = NULL; |
3020 | 0 | static char *function = "libfwevt_internal_xml_value_get_data_as_utf16_string_with_index"; |
3021 | 0 | size_t safe_utf16_string_index = 0; |
3022 | 0 | int data_segment_index = 0; |
3023 | 0 | int number_of_data_segments = 0; |
3024 | |
|
3025 | 0 | if( internal_xml_value == NULL ) |
3026 | 0 | { |
3027 | 0 | libcerror_error_set( |
3028 | 0 | error, |
3029 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3030 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3031 | 0 | "%s: invalid XML value.", |
3032 | 0 | function ); |
3033 | |
|
3034 | 0 | return( -1 ); |
3035 | 0 | } |
3036 | 0 | if( utf16_string == NULL ) |
3037 | 0 | { |
3038 | 0 | libcerror_error_set( |
3039 | 0 | error, |
3040 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3041 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3042 | 0 | "%s: invalid UTF-16 string.", |
3043 | 0 | function ); |
3044 | |
|
3045 | 0 | return( -1 ); |
3046 | 0 | } |
3047 | 0 | if( utf16_string_size > (size_t) SSIZE_MAX ) |
3048 | 0 | { |
3049 | 0 | libcerror_error_set( |
3050 | 0 | error, |
3051 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3052 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3053 | 0 | "%s: invalid UTF-16 string size value exceeds maximum.", |
3054 | 0 | function ); |
3055 | |
|
3056 | 0 | return( -1 ); |
3057 | 0 | } |
3058 | 0 | if( utf16_string_index == NULL ) |
3059 | 0 | { |
3060 | 0 | libcerror_error_set( |
3061 | 0 | error, |
3062 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3063 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3064 | 0 | "%s: invalid UTF-16 string index.", |
3065 | 0 | function ); |
3066 | |
|
3067 | 0 | return( -1 ); |
3068 | 0 | } |
3069 | 0 | safe_utf16_string_index = *utf16_string_index; |
3070 | |
|
3071 | 0 | if( libcdata_array_get_number_of_entries( |
3072 | 0 | internal_xml_value->data_segments, |
3073 | 0 | &number_of_data_segments, |
3074 | 0 | error ) != 1 ) |
3075 | 0 | { |
3076 | 0 | libcerror_error_set( |
3077 | 0 | error, |
3078 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3079 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3080 | 0 | "%s: unable to retrieve number of data segments.", |
3081 | 0 | function ); |
3082 | |
|
3083 | 0 | return( -1 ); |
3084 | 0 | } |
3085 | 0 | for( data_segment_index = 0; |
3086 | 0 | data_segment_index < number_of_data_segments; |
3087 | 0 | data_segment_index++ ) |
3088 | 0 | { |
3089 | 0 | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
3090 | 0 | internal_xml_value, |
3091 | 0 | data_segment_index, |
3092 | 0 | &data_segment, |
3093 | 0 | error ) != 1 ) |
3094 | 0 | { |
3095 | 0 | libcerror_error_set( |
3096 | 0 | error, |
3097 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3098 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3099 | 0 | "%s: unable to retrieve data segment: %d.", |
3100 | 0 | function, |
3101 | 0 | data_segment_index ); |
3102 | |
|
3103 | 0 | return( -1 ); |
3104 | 0 | } |
3105 | 0 | if( libfwevt_internal_xml_value_get_data_segment_as_utf16_string( |
3106 | 0 | internal_xml_value, |
3107 | 0 | data_segment_index, |
3108 | 0 | data_segment, |
3109 | 0 | utf16_string, |
3110 | 0 | utf16_string_size, |
3111 | 0 | &safe_utf16_string_index, |
3112 | 0 | escape_characters, |
3113 | 0 | error ) != 1 ) |
3114 | 0 | { |
3115 | 0 | libcerror_error_set( |
3116 | 0 | error, |
3117 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3118 | 0 | LIBCERROR_RUNTIME_ERROR_COPY_FAILED, |
3119 | 0 | "%s: unable to copy data segment: %d to UTF-16 string.", |
3120 | 0 | function, |
3121 | 0 | data_segment_index ); |
3122 | |
|
3123 | 0 | return( -1 ); |
3124 | 0 | } |
3125 | 0 | safe_utf16_string_index--; |
3126 | 0 | } |
3127 | 0 | if( ( number_of_data_segments == 1 ) |
3128 | 0 | && ( data_segment != NULL ) |
3129 | 0 | && ( safe_utf16_string_index == 1 ) ) |
3130 | 0 | { |
3131 | 0 | if( ( data_segment->data_size >= 2 ) |
3132 | 0 | && ( data_segment->data[ 0 ] == '\n' ) |
3133 | 0 | && ( data_segment->data[ 1 ] == 0 ) ) |
3134 | 0 | { |
3135 | | /* The value data consists of a single linefeed consider it empty |
3136 | | */ |
3137 | 0 | safe_utf16_string_index = 0; |
3138 | 0 | } |
3139 | 0 | } |
3140 | 0 | if( safe_utf16_string_index > 0 ) |
3141 | 0 | { |
3142 | 0 | if( safe_utf16_string_index >= utf16_string_size ) |
3143 | 0 | { |
3144 | 0 | libcerror_error_set( |
3145 | 0 | error, |
3146 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3147 | 0 | LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL, |
3148 | 0 | "%s: invalid UTF-16 string size value too small.", |
3149 | 0 | function ); |
3150 | |
|
3151 | 0 | return( -1 ); |
3152 | 0 | } |
3153 | 0 | utf16_string[ safe_utf16_string_index++ ] = 0; |
3154 | 0 | } |
3155 | 0 | *utf16_string_index = safe_utf16_string_index; |
3156 | |
|
3157 | 0 | return( 1 ); |
3158 | 0 | } |
3159 | | |
3160 | | /* Retrieves the size of an UTF-16 encoded string of the value data |
3161 | | * Returns 1 if successful or -1 on error |
3162 | | */ |
3163 | | int libfwevt_xml_value_get_utf16_string_size( |
3164 | | libfwevt_xml_value_t *xml_value, |
3165 | | size_t *utf16_string_size, |
3166 | | libcerror_error_t **error ) |
3167 | 0 | { |
3168 | 0 | static char *function = "libfwevt_xml_value_get_utf16_string_size"; |
3169 | |
|
3170 | 0 | if( xml_value == NULL ) |
3171 | 0 | { |
3172 | 0 | libcerror_error_set( |
3173 | 0 | error, |
3174 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3175 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3176 | 0 | "%s: invalid XML value.", |
3177 | 0 | function ); |
3178 | |
|
3179 | 0 | return( -1 ); |
3180 | 0 | } |
3181 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf16_string_size( |
3182 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
3183 | 0 | utf16_string_size, |
3184 | 0 | 0, |
3185 | 0 | error ) != 1 ) |
3186 | 0 | { |
3187 | 0 | libcerror_error_set( |
3188 | 0 | error, |
3189 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3190 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3191 | 0 | "%s: unable to retrieve size of UTF-16 string.", |
3192 | 0 | function ); |
3193 | |
|
3194 | 0 | return( -1 ); |
3195 | 0 | } |
3196 | 0 | return( 1 ); |
3197 | 0 | } |
3198 | | |
3199 | | /* Copies the value data to an UTF-16 encoded string |
3200 | | * Returns 1 if successful or -1 on error |
3201 | | */ |
3202 | | int libfwevt_xml_value_copy_to_utf16_string( |
3203 | | libfwevt_xml_value_t *xml_value, |
3204 | | uint16_t *utf16_string, |
3205 | | size_t utf16_string_size, |
3206 | | libcerror_error_t **error ) |
3207 | 0 | { |
3208 | 0 | static char *function = "libfwevt_xml_value_copy_to_utf16_string"; |
3209 | |
|
3210 | 0 | if( libfwevt_xml_value_get_data_as_utf16_string( |
3211 | 0 | xml_value, |
3212 | 0 | utf16_string, |
3213 | 0 | utf16_string_size, |
3214 | 0 | error ) != 1 ) |
3215 | 0 | { |
3216 | 0 | libcerror_error_set( |
3217 | 0 | error, |
3218 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3219 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3220 | 0 | "%s: unable to retrieve size of UTF-16 string.", |
3221 | 0 | function ); |
3222 | |
|
3223 | 0 | return( -1 ); |
3224 | 0 | } |
3225 | 0 | return( 1 ); |
3226 | 0 | } |
3227 | | |
3228 | | /* Retrieves the size of the value data formatted as an UTF-16 string |
3229 | | * The string size includes the end of string character |
3230 | | * Returns 1 if successful or -1 on error |
3231 | | */ |
3232 | | int libfwevt_xml_value_get_data_as_utf16_string_size( |
3233 | | libfwevt_xml_value_t *xml_value, |
3234 | | size_t *utf16_string_size, |
3235 | | libcerror_error_t **error ) |
3236 | 0 | { |
3237 | 0 | static char *function = "libfwevt_xml_value_get_data_as_utf16_string_size"; |
3238 | |
|
3239 | 0 | if( xml_value == NULL ) |
3240 | 0 | { |
3241 | 0 | libcerror_error_set( |
3242 | 0 | error, |
3243 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3244 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3245 | 0 | "%s: invalid XML value.", |
3246 | 0 | function ); |
3247 | |
|
3248 | 0 | return( -1 ); |
3249 | 0 | } |
3250 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf16_string_size( |
3251 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
3252 | 0 | utf16_string_size, |
3253 | 0 | 0, |
3254 | 0 | error ) != 1 ) |
3255 | 0 | { |
3256 | 0 | libcerror_error_set( |
3257 | 0 | error, |
3258 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3259 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3260 | 0 | "%s: unable to retrieve UTF-16 string size.", |
3261 | 0 | function ); |
3262 | |
|
3263 | 0 | return( -1 ); |
3264 | 0 | } |
3265 | 0 | return( 1 ); |
3266 | 0 | } |
3267 | | |
3268 | | /* Retrieves the data formatted as an UTF-16 string |
3269 | | * The string size should include the end of string character |
3270 | | * Returns 1 if successful or -1 on error |
3271 | | */ |
3272 | | int libfwevt_xml_value_get_data_as_utf16_string( |
3273 | | libfwevt_xml_value_t *xml_value, |
3274 | | uint16_t *utf16_string, |
3275 | | size_t utf16_string_size, |
3276 | | libcerror_error_t **error ) |
3277 | 0 | { |
3278 | 0 | static char *function = "libfwevt_xml_value_get_data_as_utf16_string"; |
3279 | 0 | size_t utf16_string_index = 0; |
3280 | |
|
3281 | 0 | if( xml_value == NULL ) |
3282 | 0 | { |
3283 | 0 | libcerror_error_set( |
3284 | 0 | error, |
3285 | 0 | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3286 | 0 | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3287 | 0 | "%s: invalid XML value.", |
3288 | 0 | function ); |
3289 | |
|
3290 | 0 | return( -1 ); |
3291 | 0 | } |
3292 | 0 | if( libfwevt_internal_xml_value_get_data_as_utf16_string_with_index( |
3293 | 0 | (libfwevt_internal_xml_value_t *) xml_value, |
3294 | 0 | utf16_string, |
3295 | 0 | utf16_string_size, |
3296 | 0 | &utf16_string_index, |
3297 | 0 | 0, |
3298 | 0 | error ) != 1 ) |
3299 | 0 | { |
3300 | 0 | libcerror_error_set( |
3301 | 0 | error, |
3302 | 0 | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3303 | 0 | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3304 | 0 | "%s: unable to retrieve size of UTF-16 string.", |
3305 | 0 | function ); |
3306 | |
|
3307 | 0 | return( -1 ); |
3308 | 0 | } |
3309 | 0 | return( 1 ); |
3310 | 0 | } |
3311 | | |
3312 | | #if defined( HAVE_DEBUG_OUTPUT ) |
3313 | | |
3314 | | /* Prints the value |
3315 | | * Returns 1 if successful or -1 on error |
3316 | | */ |
3317 | | int libfwevt_xml_value_debug_print( |
3318 | | libfwevt_xml_value_t *xml_value, |
3319 | | uint8_t escape_characters, |
3320 | | libcerror_error_t **error ) |
3321 | | { |
3322 | | system_character_t *value_string = NULL; |
3323 | | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
3324 | | static char *function = "libfwevt_xml_value_debug_print"; |
3325 | | size_t value_string_index = 0; |
3326 | | size_t value_string_size = 0; |
3327 | | int result = 0; |
3328 | | |
3329 | | if( xml_value == NULL ) |
3330 | | { |
3331 | | libcerror_error_set( |
3332 | | error, |
3333 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3334 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3335 | | "%s: invalid XML value.", |
3336 | | function ); |
3337 | | |
3338 | | return( -1 ); |
3339 | | } |
3340 | | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
3341 | | |
3342 | | #if defined( HAVE_WIDE_SYSTEM_CHARACTER ) |
3343 | | result = libfwevt_internal_xml_value_get_data_as_utf16_string_size( |
3344 | | internal_xml_value, |
3345 | | &value_string_size, |
3346 | | escape_characters, |
3347 | | error ); |
3348 | | #else |
3349 | | result = libfwevt_internal_xml_value_get_data_as_utf8_string_size( |
3350 | | internal_xml_value, |
3351 | | &value_string_size, |
3352 | | escape_characters, |
3353 | | error ); |
3354 | | #endif |
3355 | | if( result != 1 ) |
3356 | | { |
3357 | | libcerror_error_set( |
3358 | | error, |
3359 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3360 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3361 | | "%s: unable to determine size of value string.", |
3362 | | function ); |
3363 | | |
3364 | | goto on_error; |
3365 | | } |
3366 | | if( value_string_size > 0 ) |
3367 | | { |
3368 | | if( value_string_size > (size_t) ( SSIZE_MAX / sizeof( system_character_t ) ) ) |
3369 | | { |
3370 | | libcerror_error_set( |
3371 | | error, |
3372 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3373 | | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3374 | | "%s: invalid name string size value exceeds maximum.", |
3375 | | function ); |
3376 | | |
3377 | | goto on_error; |
3378 | | } |
3379 | | value_string = system_string_allocate( |
3380 | | value_string_size ); |
3381 | | |
3382 | | if( value_string == NULL ) |
3383 | | { |
3384 | | libcerror_error_set( |
3385 | | error, |
3386 | | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3387 | | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
3388 | | "%s: unable to create value string.", |
3389 | | function ); |
3390 | | |
3391 | | goto on_error; |
3392 | | } |
3393 | | #if defined( HAVE_WIDE_SYSTEM_CHARACTER ) |
3394 | | result = libfwevt_internal_xml_value_get_data_as_utf16_string_with_index( |
3395 | | internal_xml_value, |
3396 | | (libuna_utf16_character_t *) value_string, |
3397 | | value_string_size, |
3398 | | &value_string_index, |
3399 | | escape_characters, |
3400 | | error ); |
3401 | | #else |
3402 | | result = libfwevt_internal_xml_value_get_data_as_utf8_string_with_index( |
3403 | | internal_xml_value, |
3404 | | (libuna_utf8_character_t *) value_string, |
3405 | | value_string_size, |
3406 | | &value_string_index, |
3407 | | escape_characters, |
3408 | | error ); |
3409 | | #endif |
3410 | | if( result != 1 ) |
3411 | | { |
3412 | | libcerror_error_set( |
3413 | | error, |
3414 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3415 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3416 | | "%s: unable to retrieve value string.", |
3417 | | function ); |
3418 | | |
3419 | | goto on_error; |
3420 | | } |
3421 | | libcnotify_printf( |
3422 | | "%" PRIs_SYSTEM "", |
3423 | | value_string ); |
3424 | | |
3425 | | memory_free( |
3426 | | value_string ); |
3427 | | } |
3428 | | return( 1 ); |
3429 | | |
3430 | | on_error: |
3431 | | if( value_string != NULL ) |
3432 | | { |
3433 | | memory_free( |
3434 | | value_string ); |
3435 | | } |
3436 | | return( -1 ); |
3437 | | } |
3438 | | |
3439 | | /* Prints the value of a specific data segment |
3440 | | * Returns 1 if successful or -1 on error |
3441 | | */ |
3442 | | int libfwevt_xml_value_debug_print_data_segment( |
3443 | | libfwevt_xml_value_t *xml_value, |
3444 | | int data_segment_index, |
3445 | | uint8_t escape_characters, |
3446 | | libcerror_error_t **error ) |
3447 | | { |
3448 | | libfwevt_data_segment_t *data_segment = NULL; |
3449 | | libfwevt_internal_xml_value_t *internal_xml_value = NULL; |
3450 | | system_character_t *value_string = NULL; |
3451 | | static char *function = "libfwevt_xml_value_debug_print_data_segment"; |
3452 | | size_t value_string_index = 0; |
3453 | | size_t value_string_size = 0; |
3454 | | int result = 0; |
3455 | | |
3456 | | if( xml_value == NULL ) |
3457 | | { |
3458 | | libcerror_error_set( |
3459 | | error, |
3460 | | LIBCERROR_ERROR_DOMAIN_ARGUMENTS, |
3461 | | LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, |
3462 | | "%s: invalid XML value.", |
3463 | | function ); |
3464 | | |
3465 | | return( -1 ); |
3466 | | } |
3467 | | internal_xml_value = (libfwevt_internal_xml_value_t *) xml_value; |
3468 | | |
3469 | | if( libfwevt_internal_xml_value_get_data_segment_with_cached_value( |
3470 | | internal_xml_value, |
3471 | | data_segment_index, |
3472 | | &data_segment, |
3473 | | error ) != 1 ) |
3474 | | { |
3475 | | libcerror_error_set( |
3476 | | error, |
3477 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3478 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3479 | | "%s: unable to retrieve data segment: %d.", |
3480 | | function, |
3481 | | data_segment_index ); |
3482 | | |
3483 | | return( -1 ); |
3484 | | } |
3485 | | #if defined( HAVE_WIDE_SYSTEM_CHARACTER ) |
3486 | | result = libfwevt_internal_xml_value_get_data_segment_as_utf16_string_size( |
3487 | | internal_xml_value, |
3488 | | data_segment_index, |
3489 | | data_segment, |
3490 | | &value_string_size, |
3491 | | escape_characters, |
3492 | | error ); |
3493 | | #else |
3494 | | result = libfwevt_internal_xml_value_get_data_segment_as_utf8_string_size( |
3495 | | internal_xml_value, |
3496 | | data_segment_index, |
3497 | | data_segment, |
3498 | | &value_string_size, |
3499 | | escape_characters, |
3500 | | error ); |
3501 | | #endif |
3502 | | if( result != 1 ) |
3503 | | { |
3504 | | libcerror_error_set( |
3505 | | error, |
3506 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3507 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3508 | | "%s: unable to determine size of value string of data segment: %d.", |
3509 | | function, |
3510 | | data_segment_index ); |
3511 | | |
3512 | | goto on_error; |
3513 | | } |
3514 | | if( value_string_size > 0 ) |
3515 | | { |
3516 | | if( value_string_size > (size_t) ( SSIZE_MAX / sizeof( system_character_t ) ) ) |
3517 | | { |
3518 | | libcerror_error_set( |
3519 | | error, |
3520 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3521 | | LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM, |
3522 | | "%s: invalid name string size value exceeds maximum.", |
3523 | | function ); |
3524 | | |
3525 | | goto on_error; |
3526 | | } |
3527 | | value_string = system_string_allocate( |
3528 | | value_string_size ); |
3529 | | |
3530 | | if( value_string == NULL ) |
3531 | | { |
3532 | | libcerror_error_set( |
3533 | | error, |
3534 | | LIBCERROR_ERROR_DOMAIN_MEMORY, |
3535 | | LIBCERROR_MEMORY_ERROR_INSUFFICIENT, |
3536 | | "%s: unable to create value string.", |
3537 | | function ); |
3538 | | |
3539 | | goto on_error; |
3540 | | } |
3541 | | #if defined( HAVE_WIDE_SYSTEM_CHARACTER ) |
3542 | | result = libfwevt_internal_xml_value_get_data_segment_as_utf16_string( |
3543 | | internal_xml_value, |
3544 | | data_segment_index, |
3545 | | data_segment, |
3546 | | (libuna_utf16_character_t *) value_string, |
3547 | | value_string_size, |
3548 | | &value_string_index, |
3549 | | escape_characters, |
3550 | | error ); |
3551 | | #else |
3552 | | result = libfwevt_internal_xml_value_get_data_segment_as_utf8_string( |
3553 | | internal_xml_value, |
3554 | | data_segment_index, |
3555 | | data_segment, |
3556 | | (libuna_utf8_character_t *) value_string, |
3557 | | value_string_size, |
3558 | | &value_string_index, |
3559 | | escape_characters, |
3560 | | error ); |
3561 | | #endif |
3562 | | if( result != 1 ) |
3563 | | { |
3564 | | libcerror_error_set( |
3565 | | error, |
3566 | | LIBCERROR_ERROR_DOMAIN_RUNTIME, |
3567 | | LIBCERROR_RUNTIME_ERROR_GET_FAILED, |
3568 | | "%s: unable to retrieve value string of data segment: %d.", |
3569 | | function, |
3570 | | data_segment_index ); |
3571 | | |
3572 | | goto on_error; |
3573 | | } |
3574 | | libcnotify_printf( |
3575 | | "%" PRIs_SYSTEM "", |
3576 | | value_string ); |
3577 | | |
3578 | | memory_free( |
3579 | | value_string ); |
3580 | | } |
3581 | | return( 1 ); |
3582 | | |
3583 | | on_error: |
3584 | | if( value_string != NULL ) |
3585 | | { |
3586 | | memory_free( |
3587 | | value_string ); |
3588 | | } |
3589 | | return( -1 ); |
3590 | | } |
3591 | | |
3592 | | #endif /* defined( HAVE_DEBUG_OUTPUT ) */ |
3593 | | |