Replaced with boolean variable for PCR info included and Evidence Signature included...
[strongswan.git] / src / libpts / tcg / tcg_pts_attr_simple_comp_evid.c
1 /*
2 * Copyright (C) 2011 Sansar Choinyambuu
3 * HSR Hochschule fuer Technik Rapperswil
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 */
15
16 #include "tcg_pts_attr_simple_comp_evid.h"
17
18 #include <pa_tnc/pa_tnc_msg.h>
19 #include <bio/bio_writer.h>
20 #include <bio/bio_reader.h>
21 #include <debug.h>
22
23 typedef struct private_tcg_pts_attr_simple_comp_evid_t private_tcg_pts_attr_simple_comp_evid_t;
24
25 /**
26 * Simple Component Evidence
27 * see section 3.15.1 of PTS Protocol: Binding to TNC IF-M Specification
28 *
29 * 1 2 3
30 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
31 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
32 * | Flags | Sub-Component Depth |
33 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
34 * | Specific Functional Component |
35 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
36 * | Specific Functional Component |
37 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
38 * | Measure. Type | Extended into PCR |
39 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
40 * | Hash Algorithm | PCR Transform | Reserved |
41 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
42 * | Measurement Date/Time |
43 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
44 * | Measurement Date/Time |
45 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
46 * | Measurement Date/Time |
47 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
48 * | Measurement Date/Time |
49 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
50 * | Measurement Date/Time |
51 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
52 * | Optional Policy URI Length | Opt. Verification Policy URI ~
53 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
54 * ~ Optional Verification Policy URI ~
55 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
56 * | Optional PCR Length | Optional PCR Before Value ~
57 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
58 * ~ Optional PCR Before Value (Variable Length) ~
59 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
60 * ~ Optional PCR After Value (Variable Length) ~
61 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
62 * ~ Component Measurement (Variable Length) ~
63 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
64 */
65
66 /**
67 * Specific Functional Component -> Component Functional Name Structure
68 * see section 5.1 of PTS Protocol: Binding to TNC IF-M Specification
69 *
70 * 1 2 3
71 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
72 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
73 * | Component Functional Name Vendor ID |Fam| Qualifier |
74 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
75 * | Component Functional Name |
76 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
77 *
78 */
79
80 /**
81 * Qualifier for Functional Component
82 * see section 5.2 of PTS Protocol: Binding to TNC IF-M Specification
83 *
84 *
85 * 0 1 2 3 4 5
86 * +-+-+-+-+-+-+
87 * |K|S| Type |
88 * +-+-+-+-+-+-+
89 */
90
91
92
93 #define PTS_SIMPLE_COMP_EVID_SIZE 40
94 #define PTS_SIMPLE_COMP_EVID_MEASUREMENT_TIME_SIZE 20
95 #define PTS_SIMPLE_COMP_EVID_RESERVED 0x00
96 #define PTS_REQ_FUNCT_COMP_FAM_BIN_ENUM 0x00
97
98 /**
99 * Private data of an tcg_pts_attr_simple_comp_evid_t object.
100 */
101 struct private_tcg_pts_attr_simple_comp_evid_t {
102
103 /**
104 * Public members of tcg_pts_attr_simple_comp_evid_t
105 */
106 tcg_pts_attr_simple_comp_evid_t public;
107
108 /**
109 * Attribute vendor ID
110 */
111 pen_t vendor_id;
112
113 /**
114 * Attribute type
115 */
116 u_int32_t type;
117
118 /**
119 * Attribute value
120 */
121 chunk_t value;
122
123 /**
124 * Noskip flag
125 */
126 bool noskip_flag;
127
128 /**
129 * Set of flags for Simple Component Evidence
130 */
131 pts_attr_simple_comp_evid_flag_t flags;
132
133 /**
134 * PCR Information included
135 */
136 bool pcr_info_included;
137
138 /**
139 * Sub-component Depth
140 */
141 u_int32_t depth;
142
143 /**
144 * Component Functional Name Vendor ID
145 */
146 u_int32_t comp_vendor_id;
147
148 /**
149 * Functional Name Encoding Family
150 */
151 u_int8_t family;
152
153 /**
154 * Functional Name Category Qualifier
155 */
156 pts_qualifier_t qualifier;
157
158 /**
159 * Component Functional Name
160 */
161 pts_funct_comp_name_t name;
162
163 /**
164 * Measurement type
165 */
166 u_int8_t measurement_type;
167
168 /**
169 * Which PCR the functional component is extended into
170 */
171 u_int32_t extended_pcr;
172
173 /**
174 * Hash Algorithm
175 */
176 pts_meas_algorithms_t hash_algorithm;
177
178 /**
179 * Transformation type for PCR
180 */
181 pts_pcr_transform_t transformation;
182
183 /**
184 * Measurement time
185 */
186 chunk_t measurement_time;
187
188 /**
189 * Optional Policy URI
190 */
191 chunk_t policy_uri;
192
193 /**
194 * Optional PCR before value
195 */
196 chunk_t pcr_before;
197
198 /**
199 * Optional PCR after value
200 */
201 chunk_t pcr_after;
202
203 /**
204 * Component Measurement
205 */
206 chunk_t measurement;
207
208 };
209
210 METHOD(pa_tnc_attr_t, get_vendor_id, pen_t,
211 private_tcg_pts_attr_simple_comp_evid_t *this)
212 {
213 return this->vendor_id;
214 }
215
216 METHOD(pa_tnc_attr_t, get_type, u_int32_t,
217 private_tcg_pts_attr_simple_comp_evid_t *this)
218 {
219 return this->type;
220 }
221
222 METHOD(pa_tnc_attr_t, get_value, chunk_t,
223 private_tcg_pts_attr_simple_comp_evid_t *this)
224 {
225 return this->value;
226 }
227
228 METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
229 private_tcg_pts_attr_simple_comp_evid_t *this)
230 {
231 return this->noskip_flag;
232 }
233
234 METHOD(pa_tnc_attr_t, set_noskip_flag,void,
235 private_tcg_pts_attr_simple_comp_evid_t *this, bool noskip)
236 {
237 this->noskip_flag = noskip;
238 }
239
240 METHOD(pa_tnc_attr_t, build, void,
241 private_tcg_pts_attr_simple_comp_evid_t *this)
242 {
243 bio_writer_t *writer;
244 u_int8_t flags = 0, qualifier = 0;
245
246 writer = bio_writer_create(PTS_SIMPLE_COMP_EVID_SIZE);
247 /* Determine the flags to set*/
248 if (this->pcr_info_included)
249 {
250 flags += 128;
251 }
252 if (this->flags == PTS_SIMPLE_COMP_EVID_FLAG_NO_VER)
253 {
254 flags += 32;
255 }
256 else if (this->flags == PTS_SIMPLE_COMP_EVID_FLAG_VER_FAIL)
257 {
258 flags += 64;
259 }
260 else if (this->flags == PTS_SIMPLE_COMP_EVID_FLAG_VER_PASS)
261 {
262 flags += 96;
263 }
264
265 writer->write_uint8(writer, flags);
266 writer->write_uint24 (writer, this->depth);
267 writer->write_uint24 (writer, this->comp_vendor_id);
268
269 if (this->family != PTS_REQ_FUNCT_COMP_FAM_BIN_ENUM)
270 {
271 DBG1(DBG_TNC, "Functional Name Encoding Family is not set to 00");
272 }
273
274 qualifier += this->qualifier.type;
275 if (this->qualifier.kernel)
276 {
277 qualifier += 16;
278 }
279 if (this->qualifier.sub_component)
280 {
281 qualifier += 32;
282 }
283
284 /* Unknown or Wildcard should not be used for Qualification*/
285 if (!qualifier || qualifier == 63)
286 {
287 DBG1(DBG_TNC, "Unknown or Wildcard should not be used for"
288 " Functional Name Qualifier");
289 }
290
291 writer->write_uint8 (writer, qualifier);
292 writer->write_uint32(writer, this->name);
293
294 writer->write_uint8 (writer, (this->measurement_type << 7));
295 writer->write_uint24(writer, this->extended_pcr);
296 writer->write_uint16(writer, this->hash_algorithm);
297 writer->write_uint8 (writer, this->transformation);
298 writer->write_data (writer, this->measurement_time);
299
300 /* Optional fields */
301 if (this->policy_uri.ptr && this->policy_uri.len > 0)
302 {
303 writer->write_uint16(writer, this->policy_uri.len);
304 writer->write_data (writer, this->policy_uri);
305 }
306 if (this->pcr_before.ptr && this->pcr_after.ptr &&
307 this->pcr_before.len == this->pcr_after.len &&
308 this->pcr_before.len > 0 && this->pcr_after.len > 0)
309 {
310 writer->write_uint16(writer, this->pcr_before.len);
311 writer->write_data (writer, this->pcr_before);
312 writer->write_data (writer, this->pcr_after);
313 }
314
315 writer->write_data (writer, this->measurement);
316
317 this->value = chunk_clone(writer->get_buf(writer));
318 writer->destroy(writer);
319 }
320
321 METHOD(pa_tnc_attr_t, process, status_t,
322 private_tcg_pts_attr_simple_comp_evid_t *this, u_int32_t *offset)
323 {
324 bio_reader_t *reader;
325 u_int8_t flags;
326 u_int8_t fam_and_qualifier;
327 u_int8_t measurement_type;
328 u_int16_t algorithm;
329 u_int8_t transformation;
330 u_int32_t measurement_len;
331
332 if (this->value.len < PTS_SIMPLE_COMP_EVID_SIZE)
333 {
334 DBG1(DBG_TNC, "insufficient data for Simple Component Evidence");
335 *offset = 0;
336 return FAILED;
337 }
338 reader = bio_reader_create(this->value);
339
340 reader->read_uint8(reader, &flags);
341 /* Determine the flags to set*/
342 if ((flags >> 7) & 1)
343 {
344 this->pcr_info_included = TRUE;
345 }
346 if (!((flags >> 6) & 1) && !((flags >> 5) & 1))
347 {
348 this->flags = PTS_SIMPLE_COMP_EVID_FLAG_NO_VALID;
349 }
350 else if (!((flags >> 6) & 1) && ((flags >> 5) & 1))
351 {
352 this->flags = PTS_SIMPLE_COMP_EVID_FLAG_NO_VER;
353 }
354 else if (((flags >> 6) & 1) && !((flags >> 5) & 1))
355 {
356 this->flags = PTS_SIMPLE_COMP_EVID_FLAG_VER_FAIL;
357 }
358 else if (((flags >> 6) & 1) && ((flags >> 5) & 1))
359 {
360 this->flags = PTS_SIMPLE_COMP_EVID_FLAG_VER_PASS;
361 }
362
363 reader->read_uint24(reader, &this->depth);
364 reader->read_uint24(reader, &this->comp_vendor_id);
365 reader->read_uint8(reader, &fam_and_qualifier);
366
367 if (((fam_and_qualifier >> 6) & 1) )
368 {
369 this->family += 1;
370 }
371 if (((fam_and_qualifier >> 7) & 1) )
372 {
373 this->family += 2;
374 }
375
376 if (((fam_and_qualifier >> 5) & 1) )
377 {
378 this->qualifier.kernel = true;
379 }
380 if (((fam_and_qualifier >> 4) & 1) )
381 {
382 this->qualifier.sub_component = true;
383 }
384 this->qualifier.type = ( fam_and_qualifier & 0xF );
385
386 /* Unknown or Wildcard should not be used for Qualification*/
387 if (!(fam_and_qualifier & 0x3F) || (fam_and_qualifier & 0x3F) == 0x3F)
388 {
389 DBG1(DBG_TNC, "Unknown or Wildcard should not be used for"
390 " Functional Name Qualifier");
391 }
392
393 reader->read_uint32(reader, &this->name);
394 reader->read_uint8(reader, &measurement_type);
395 this->measurement_type = (measurement_type >> 7 ) & 1;
396
397 reader->read_uint24(reader, &this->extended_pcr);
398 reader->read_uint16(reader, &algorithm);
399 this->hash_algorithm = algorithm;
400
401 reader->read_uint8(reader, &transformation);
402 this->transformation = transformation;
403
404 reader->read_data(reader, PTS_SIMPLE_COMP_EVID_MEASUREMENT_TIME_SIZE,
405 &this->measurement_time);
406 this->measurement_time = chunk_clone(this->measurement_time);
407
408 /* Optional Policy URI field is included */
409 if ((this->flags == PTS_SIMPLE_COMP_EVID_FLAG_VER_FAIL) ||
410 (this->flags == PTS_SIMPLE_COMP_EVID_FLAG_VER_PASS))
411 {
412 u_int16_t policy_uri_len;
413 reader->read_uint16(reader, &policy_uri_len);
414 reader->read_data(reader, policy_uri_len, &this->policy_uri);
415 this->policy_uri = chunk_clone(this->policy_uri);
416 }
417
418 /* Optional PCR value fields are included */
419 if (this->pcr_info_included)
420 {
421 u_int16_t pcr_value_len;
422 reader->read_uint16(reader, &pcr_value_len);
423 reader->read_data(reader, pcr_value_len, &this->pcr_before);
424 this->pcr_before = chunk_clone(this->pcr_before);
425 reader->read_data(reader, pcr_value_len, &this->pcr_after);
426 this->pcr_after = chunk_clone(this->pcr_after);
427 }
428 measurement_len = reader->remaining(reader);
429 reader->read_data(reader, measurement_len, &this->measurement);
430 this->measurement = chunk_clone(this->measurement);
431
432 reader->destroy(reader);
433 return SUCCESS;
434 }
435
436 METHOD(pa_tnc_attr_t, destroy, void,
437 private_tcg_pts_attr_simple_comp_evid_t *this)
438 {
439 free(this->value.ptr);
440 free(this->measurement_time.ptr);
441 free(this->policy_uri.ptr);
442 free(this->pcr_before.ptr);
443 free(this->pcr_after.ptr);
444 free(this->measurement.ptr);
445 free(this);
446 }
447
448 METHOD(tcg_pts_attr_simple_comp_evid_t, is_pcr_info_included, bool,
449 private_tcg_pts_attr_simple_comp_evid_t *this)
450 {
451 return this->pcr_info_included;
452 }
453
454 METHOD(tcg_pts_attr_simple_comp_evid_t, get_flags, pts_attr_simple_comp_evid_flag_t,
455 private_tcg_pts_attr_simple_comp_evid_t *this)
456 {
457 return this->flags;
458 }
459
460 METHOD(tcg_pts_attr_simple_comp_evid_t, get_sub_component_depth, u_int32_t,
461 private_tcg_pts_attr_simple_comp_evid_t *this)
462 {
463 return this->depth;
464 }
465
466 METHOD(tcg_pts_attr_simple_comp_evid_t, get_spec_comp_funct_name_vendor_id, u_int32_t,
467 private_tcg_pts_attr_simple_comp_evid_t *this)
468 {
469 return this->comp_vendor_id;
470 }
471
472 METHOD(tcg_pts_attr_simple_comp_evid_t, get_family, u_int8_t,
473 private_tcg_pts_attr_simple_comp_evid_t *this)
474 {
475 return this->family;
476 }
477
478 METHOD(tcg_pts_attr_simple_comp_evid_t, get_qualifier, pts_qualifier_t,
479 private_tcg_pts_attr_simple_comp_evid_t *this)
480 {
481 return this->qualifier;
482 }
483
484 METHOD(tcg_pts_attr_simple_comp_evid_t, get_comp_funct_name, pts_funct_comp_name_t,
485 private_tcg_pts_attr_simple_comp_evid_t *this)
486 {
487 return this->name;
488 }
489
490 METHOD(tcg_pts_attr_simple_comp_evid_t, get_measurement_type, u_int8_t,
491 private_tcg_pts_attr_simple_comp_evid_t *this)
492 {
493 return this->measurement_type;
494 }
495
496 METHOD(tcg_pts_attr_simple_comp_evid_t, get_extended_pcr, u_int32_t,
497 private_tcg_pts_attr_simple_comp_evid_t *this)
498 {
499 return this->extended_pcr;
500 }
501
502 METHOD(tcg_pts_attr_simple_comp_evid_t, get_hash_algorithm, pts_meas_algorithms_t,
503 private_tcg_pts_attr_simple_comp_evid_t *this)
504 {
505 return this->hash_algorithm;
506 }
507
508 METHOD(tcg_pts_attr_simple_comp_evid_t, get_pcr_trans, pts_pcr_transform_t,
509 private_tcg_pts_attr_simple_comp_evid_t *this)
510 {
511 return this->transformation;
512 }
513
514 METHOD(tcg_pts_attr_simple_comp_evid_t, get_measurement_time, chunk_t,
515 private_tcg_pts_attr_simple_comp_evid_t *this)
516 {
517 return this->measurement_time;
518 }
519
520 METHOD(tcg_pts_attr_simple_comp_evid_t, get_policy_uri, chunk_t,
521 private_tcg_pts_attr_simple_comp_evid_t *this)
522 {
523 return this->policy_uri;
524 }
525
526 METHOD(tcg_pts_attr_simple_comp_evid_t, get_pcr_before_value, chunk_t,
527 private_tcg_pts_attr_simple_comp_evid_t *this)
528 {
529 return this->pcr_before;
530 }
531
532 METHOD(tcg_pts_attr_simple_comp_evid_t, get_pcr_after_value, chunk_t,
533 private_tcg_pts_attr_simple_comp_evid_t *this)
534 {
535 return this->pcr_after;
536 }
537
538 METHOD(tcg_pts_attr_simple_comp_evid_t, get_pcr_len, u_int16_t,
539 private_tcg_pts_attr_simple_comp_evid_t *this)
540 {
541 if (this->pcr_before.ptr && this->pcr_after.ptr &&
542 this->pcr_before.len == this->pcr_after.len &&
543 this->pcr_before.len > 0 && this->pcr_after.len > 0)
544 {
545 return this->pcr_before.len;
546 }
547 return 0;
548 }
549
550 METHOD(tcg_pts_attr_simple_comp_evid_t, get_comp_measurement, chunk_t,
551 private_tcg_pts_attr_simple_comp_evid_t *this)
552 {
553 return this->measurement;
554 }
555
556 /**
557 * Described in header.
558 */
559 pa_tnc_attr_t *tcg_pts_attr_simple_comp_evid_create(tcg_pts_attr_simple_comp_evid_params_t params)
560 {
561 private_tcg_pts_attr_simple_comp_evid_t *this;
562
563 INIT(this,
564 .public = {
565 .pa_tnc_attribute = {
566 .get_vendor_id = _get_vendor_id,
567 .get_type = _get_type,
568 .get_value = _get_value,
569 .get_noskip_flag = _get_noskip_flag,
570 .set_noskip_flag = _set_noskip_flag,
571 .build = _build,
572 .process = _process,
573 .destroy = _destroy,
574 },
575 .is_pcr_info_included = _is_pcr_info_included,
576 .get_flags= _get_flags,
577 .get_sub_component_depth = _get_sub_component_depth,
578 .get_spec_comp_funct_name_vendor_id = _get_spec_comp_funct_name_vendor_id,
579 .get_family = _get_family,
580 .get_qualifier = _get_qualifier,
581 .get_comp_funct_name = _get_comp_funct_name,
582 .get_measurement_type = _get_measurement_type,
583 .get_extended_pcr = _get_extended_pcr,
584 .get_hash_algorithm = _get_hash_algorithm,
585 .get_pcr_trans = _get_pcr_trans,
586 .get_measurement_time = _get_measurement_time,
587 .get_policy_uri = _get_policy_uri,
588 .get_pcr_before_value = _get_pcr_before_value,
589 .get_pcr_after_value = _get_pcr_after_value,
590 .get_pcr_len = _get_pcr_len,
591 .get_comp_measurement = _get_comp_measurement,
592 },
593 .vendor_id = PEN_TCG,
594 .type = TCG_PTS_SIMPLE_COMP_EVID,
595 .pcr_info_included = params.pcr_info_included,
596 .flags = params.flags,
597 .depth = params.depth,
598 .comp_vendor_id = params.vendor_id,
599 .family = PTS_REQ_FUNCT_COMP_FAM_BIN_ENUM,
600 .qualifier = params.qualifier,
601 .name = params.name,
602 .extended_pcr = params.extended_pcr,
603 .hash_algorithm = params.hash_algorithm,
604 .transformation = params.transformation,
605 .measurement_time = chunk_clone(params.measurement_time),
606 .policy_uri = chunk_clone(params.policy_uri),
607 .pcr_before = params.pcr_before,
608 .pcr_after = params.pcr_after,
609 .measurement = chunk_clone(params.measurement),
610 );
611
612 return &this->public.pa_tnc_attribute;
613 }
614
615
616 /**
617 * Described in header.
618 */
619 pa_tnc_attr_t *tcg_pts_attr_simple_comp_evid_create_from_data(chunk_t data)
620 {
621 private_tcg_pts_attr_simple_comp_evid_t *this;
622
623 INIT(this,
624 .public = {
625 .pa_tnc_attribute = {
626 .get_vendor_id = _get_vendor_id,
627 .get_type = _get_type,
628 .get_value = _get_value,
629 .get_noskip_flag = _get_noskip_flag,
630 .set_noskip_flag = _set_noskip_flag,
631 .build = _build,
632 .process = _process,
633 .destroy = _destroy,
634 },
635 .is_pcr_info_included = _is_pcr_info_included,
636 .get_flags= _get_flags,
637 .get_sub_component_depth = _get_sub_component_depth,
638 .get_spec_comp_funct_name_vendor_id = _get_spec_comp_funct_name_vendor_id,
639 .get_family = _get_family,
640 .get_qualifier = _get_qualifier,
641 .get_comp_funct_name = _get_comp_funct_name,
642 .get_measurement_type = _get_measurement_type,
643 .get_extended_pcr = _get_extended_pcr,
644 .get_hash_algorithm = _get_hash_algorithm,
645 .get_pcr_trans = _get_pcr_trans,
646 .get_measurement_time = _get_measurement_time,
647 .get_policy_uri = _get_policy_uri,
648 .get_pcr_before_value = _get_pcr_before_value,
649 .get_pcr_after_value = _get_pcr_after_value,
650 .get_pcr_len = _get_pcr_len,
651 .get_comp_measurement = _get_comp_measurement,
652 },
653 .vendor_id = PEN_TCG,
654 .type = TCG_PTS_SIMPLE_COMP_EVID,
655 .family = PTS_REQ_FUNCT_COMP_FAM_BIN_ENUM,
656 .value = chunk_clone(data),
657 );
658
659 return &this->public.pa_tnc_attribute;
660 }