Cleanup: remove private babeltrace.h
[babeltrace.git] / src / ctf-writer / fields.c
1 /*
2 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
3 *
4 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24
25 #define BT_LOG_TAG "CTF-WRITER-FIELDS"
26 #include "logging.h"
27
28 #include <float.h>
29 #include <inttypes.h>
30 #include <stdlib.h>
31
32 #include <babeltrace2/ctf-writer/object.h>
33
34 #include "common/align.h"
35 #include "common/assert.h"
36 #include "compat/compiler.h"
37 #include "compat/endian.h"
38 #include "compat/fcntl.h"
39 #include "ctfser/ctfser.h"
40
41 #include "assert-pre.h"
42 #include "fields.h"
43 #include "field-types.h"
44 #include "object.h"
45
46 #define BT_CTF_ASSERT_PRE_CTF_FIELD_IS_INT_OR_ENUM(_field, _name) \
47 BT_CTF_ASSERT_PRE((_field)->type->id == BT_CTF_FIELD_TYPE_ID_INTEGER || \
48 (_field)->type->id == BT_CTF_FIELD_TYPE_ID_ENUM, \
49 _name " is not an integer or an enumeration field: " \
50 "field-addr=%p", (_field))
51
52 BT_HIDDEN
53 struct bt_ctf_field_common *bt_ctf_field_common_copy(struct bt_ctf_field_common *field)
54 {
55 struct bt_ctf_field_common *copy = NULL;
56
57 BT_CTF_ASSERT_PRE_NON_NULL(field, "Field");
58 BT_ASSERT(field_type_common_has_known_id(field->type));
59 BT_ASSERT(field->methods->copy);
60 copy = field->methods->copy(field);
61 if (!copy) {
62 BT_LOGW("Cannot create field: ft-addr=%p", field->type);
63 goto end;
64 }
65
66 bt_ctf_field_common_set(copy, field->payload_set);
67
68 end:
69 return copy;
70 }
71
72 BT_HIDDEN
73 int bt_ctf_field_common_structure_initialize(struct bt_ctf_field_common *field,
74 struct bt_ctf_field_type_common *type,
75 bool is_shared, bt_ctf_object_release_func release_func,
76 struct bt_ctf_field_common_methods *methods,
77 bt_ctf_field_common_create_func field_create_func,
78 GDestroyNotify field_release_func)
79 {
80 int ret = 0;
81 struct bt_ctf_field_type_common_structure *structure_type =
82 BT_CTF_FROM_COMMON(type);
83 struct bt_ctf_field_common_structure *structure = BT_CTF_FROM_COMMON(field);
84 size_t i;
85
86 BT_LOGD("Initializing common structure field object: ft-addr=%p", type);
87 bt_ctf_field_common_initialize(field, type, is_shared,
88 release_func, methods);
89 structure->fields = g_ptr_array_new_with_free_func(field_release_func);
90 g_ptr_array_set_size(structure->fields, structure_type->fields->len);
91
92 /* Create all fields contained in the structure field. */
93 for (i = 0; i < structure_type->fields->len; i++) {
94 struct bt_ctf_field_common *field;
95 struct bt_ctf_field_type_common_structure_field *struct_field =
96 BT_CTF_FIELD_TYPE_COMMON_STRUCTURE_FIELD_AT_INDEX(
97 structure_type, i);
98 field = field_create_func(struct_field->type);
99 if (!field) {
100 BT_LOGE("Failed to create structure field's member: name=\"%s\", index=%zu",
101 g_quark_to_string(struct_field->name), i);
102 ret = -1;
103 goto end;
104 }
105
106 g_ptr_array_index(structure->fields, i) = field;
107 }
108
109 BT_LOGD("Initialized common structure field object: addr=%p, ft-addr=%p",
110 field, type);
111
112 end:
113 return ret;
114 }
115
116 BT_HIDDEN
117 int bt_ctf_field_common_variant_initialize(struct bt_ctf_field_common *field,
118 struct bt_ctf_field_type_common *type,
119 bool is_shared, bt_ctf_object_release_func release_func,
120 struct bt_ctf_field_common_methods *methods,
121 bt_ctf_field_common_create_func field_create_func,
122 GDestroyNotify field_release_func)
123 {
124 int ret = 0;
125 struct bt_ctf_field_type_common_variant *variant_type =
126 BT_CTF_FROM_COMMON(type);
127 struct bt_ctf_field_common_variant *variant = BT_CTF_FROM_COMMON(field);
128 size_t i;
129
130 BT_LOGD("Initializing common variant field object: ft-addr=%p", type);
131 bt_ctf_field_common_initialize(field, type, is_shared,
132 release_func, methods);
133 ret = bt_ctf_field_type_common_variant_update_choices(type);
134 if (ret) {
135 BT_LOGE("Cannot update common variant field type choices: "
136 "ret=%d", ret);
137 goto end;
138 }
139
140 variant->fields = g_ptr_array_new_with_free_func(field_release_func);
141 g_ptr_array_set_size(variant->fields, variant_type->choices->len);
142
143 /* Create all fields contained in the variant field. */
144 for (i = 0; i < variant_type->choices->len; i++) {
145 struct bt_ctf_field_common *field;
146 struct bt_ctf_field_type_common_variant_choice *var_choice =
147 BT_CTF_FIELD_TYPE_COMMON_VARIANT_CHOICE_AT_INDEX(
148 variant_type, i);
149
150 field = field_create_func(var_choice->type);
151 if (!field) {
152 BT_LOGE("Failed to create variant field's member: name=\"%s\", index=%zu",
153 g_quark_to_string(var_choice->name), i);
154 ret = -1;
155 goto end;
156 }
157
158 g_ptr_array_index(variant->fields, i) = field;
159 }
160
161 BT_LOGD("Initialized common variant field object: addr=%p, ft-addr=%p",
162 field, type);
163
164 end:
165 return ret;
166 }
167
168 BT_HIDDEN
169 int bt_ctf_field_common_string_initialize(struct bt_ctf_field_common *field,
170 struct bt_ctf_field_type_common *type,
171 bool is_shared, bt_ctf_object_release_func release_func,
172 struct bt_ctf_field_common_methods *methods)
173 {
174 int ret = 0;
175 struct bt_ctf_field_common_string *string = BT_CTF_FROM_COMMON(field);
176
177 BT_LOGD("Initializing common string field object: ft-addr=%p", type);
178 bt_ctf_field_common_initialize(field, type, is_shared,
179 release_func, methods);
180 string->buf = g_array_sized_new(FALSE, FALSE, sizeof(char), 1);
181 if (!string->buf) {
182 ret = -1;
183 goto end;
184 }
185
186 g_array_index(string->buf, char, 0) = '\0';
187 BT_LOGD("Initialized common string field object: addr=%p, ft-addr=%p",
188 field, type);
189
190 end:
191 return ret;
192 }
193
194 BT_HIDDEN
195 int bt_ctf_field_common_array_initialize(struct bt_ctf_field_common *field,
196 struct bt_ctf_field_type_common *type,
197 bool is_shared, bt_ctf_object_release_func release_func,
198 struct bt_ctf_field_common_methods *methods,
199 bt_ctf_field_common_create_func field_create_func,
200 GDestroyNotify field_destroy_func)
201 {
202 struct bt_ctf_field_type_common_array *array_type = BT_CTF_FROM_COMMON(type);
203 struct bt_ctf_field_common_array *array = BT_CTF_FROM_COMMON(field);
204 unsigned int array_length;
205 int ret = 0;
206 uint64_t i;
207
208 BT_LOGD("Initializing common array field object: ft-addr=%p", type);
209 BT_ASSERT(type);
210 bt_ctf_field_common_initialize(field, type, is_shared,
211 release_func, methods);
212 array_length = array_type->length;
213 array->elements = g_ptr_array_sized_new(array_length);
214 if (!array->elements) {
215 ret = -1;
216 goto end;
217 }
218
219 g_ptr_array_set_free_func(array->elements, field_destroy_func);
220 g_ptr_array_set_size(array->elements, array_length);
221
222 for (i = 0; i < array_length; i++) {
223 array->elements->pdata[i] = field_create_func(
224 array_type->element_ft);
225 if (!array->elements->pdata[i]) {
226 ret = -1;
227 goto end;
228 }
229 }
230
231 BT_LOGD("Initialized common array field object: addr=%p, ft-addr=%p",
232 field, type);
233
234 end:
235 return ret;
236 }
237
238 BT_HIDDEN
239 int bt_ctf_field_common_sequence_initialize(struct bt_ctf_field_common *field,
240 struct bt_ctf_field_type_common *type,
241 bool is_shared, bt_ctf_object_release_func release_func,
242 struct bt_ctf_field_common_methods *methods,
243 GDestroyNotify field_destroy_func)
244 {
245 struct bt_ctf_field_common_sequence *sequence = BT_CTF_FROM_COMMON(field);
246 int ret = 0;
247
248 BT_LOGD("Initializing common sequence field object: ft-addr=%p", type);
249 BT_ASSERT(type);
250 bt_ctf_field_common_initialize(field, type, is_shared,
251 release_func, methods);
252 sequence->elements = g_ptr_array_new();
253 if (!sequence->elements) {
254 ret = -1;
255 goto end;
256 }
257
258 g_ptr_array_set_free_func(sequence->elements, field_destroy_func);
259 BT_LOGD("Initialized common sequence field object: addr=%p, ft-addr=%p",
260 field, type);
261
262 end:
263 return ret;
264 }
265
266 BT_HIDDEN
267 int bt_ctf_field_common_generic_validate(struct bt_ctf_field_common *field)
268 {
269 return (field && field->payload_set) ? 0 : -1;
270 }
271
272 BT_HIDDEN
273 int bt_ctf_field_common_structure_validate_recursive(struct bt_ctf_field_common *field)
274 {
275 int64_t i;
276 int ret = 0;
277 struct bt_ctf_field_common_structure *structure = BT_CTF_FROM_COMMON(field);
278
279 BT_ASSERT(field);
280
281 for (i = 0; i < structure->fields->len; i++) {
282 ret = bt_ctf_field_common_validate_recursive(
283 (void *) structure->fields->pdata[i]);
284
285 if (ret) {
286 int this_ret;
287 const char *name;
288
289 this_ret = bt_ctf_field_type_common_structure_borrow_field_by_index(
290 field->type, &name, NULL, i);
291 BT_ASSERT(this_ret == 0);
292 BT_CTF_ASSERT_PRE_MSG("Invalid structure field's field: "
293 "struct-field-addr=%p, field-name=\"%s\", "
294 "index=%" PRId64 ", field-addr=%p",
295 field, name, i, structure->fields->pdata[i]);
296 goto end;
297 }
298 }
299
300 end:
301 return ret;
302 }
303
304 BT_HIDDEN
305 int bt_ctf_field_common_variant_validate_recursive(struct bt_ctf_field_common *field)
306 {
307 int ret = 0;
308 struct bt_ctf_field_common_variant *variant = BT_CTF_FROM_COMMON(field);
309
310 BT_ASSERT(field);
311
312 if (!variant->current_field) {
313 ret = -1;
314 goto end;
315 }
316
317 ret = bt_ctf_field_common_validate_recursive(variant->current_field);
318
319 end:
320 return ret;
321 }
322
323 BT_HIDDEN
324 int bt_ctf_field_common_array_validate_recursive(struct bt_ctf_field_common *field)
325 {
326 int64_t i;
327 int ret = 0;
328 struct bt_ctf_field_common_array *array = BT_CTF_FROM_COMMON(field);
329
330 BT_ASSERT(field);
331
332 for (i = 0; i < array->elements->len; i++) {
333 ret = bt_ctf_field_common_validate_recursive((void *) array->elements->pdata[i]);
334 if (ret) {
335 BT_CTF_ASSERT_PRE_MSG("Invalid array field's element field: "
336 "array-field-addr=%p, %" PRId64 ", "
337 "elem-field-addr=%p",
338 field, i, array->elements->pdata[i]);
339 goto end;
340 }
341 }
342
343 end:
344 return ret;
345 }
346
347 BT_HIDDEN
348 int bt_ctf_field_common_sequence_validate_recursive(struct bt_ctf_field_common *field)
349 {
350 int64_t i;
351 int ret = 0;
352 struct bt_ctf_field_common_sequence *sequence = BT_CTF_FROM_COMMON(field);
353
354 BT_ASSERT(field);
355
356 for (i = 0; i < sequence->elements->len; i++) {
357 ret = bt_ctf_field_common_validate_recursive(
358 (void *) sequence->elements->pdata[i]);
359 if (ret) {
360 BT_CTF_ASSERT_PRE_MSG("Invalid sequence field's element field: "
361 "seq-field-addr=%p, %" PRId64 ", "
362 "elem-field-addr=%p",
363 field, i, sequence->elements->pdata[i]);
364 goto end;
365 }
366 }
367 end:
368 return ret;
369 }
370
371 BT_HIDDEN
372 void bt_ctf_field_common_generic_reset(struct bt_ctf_field_common *field)
373 {
374 BT_ASSERT(field);
375 field->payload_set = false;
376 }
377
378 BT_HIDDEN
379 void bt_ctf_field_common_structure_reset_recursive(struct bt_ctf_field_common *field)
380 {
381 int64_t i;
382 struct bt_ctf_field_common_structure *structure = BT_CTF_FROM_COMMON(field);
383
384 BT_ASSERT(field);
385
386 for (i = 0; i < structure->fields->len; i++) {
387 struct bt_ctf_field_common *member = structure->fields->pdata[i];
388
389 if (!member) {
390 /*
391 * Structure members are lazily initialized;
392 * skip if this member has not been allocated
393 * yet.
394 */
395 continue;
396 }
397
398 bt_ctf_field_common_reset_recursive(member);
399 }
400 }
401
402 BT_HIDDEN
403 void bt_ctf_field_common_variant_reset_recursive(struct bt_ctf_field_common *field)
404 {
405 struct bt_ctf_field_common_variant *variant = BT_CTF_FROM_COMMON(field);
406
407 BT_ASSERT(field);
408 variant->current_field = NULL;
409 }
410
411 BT_HIDDEN
412 void bt_ctf_field_common_array_reset_recursive(struct bt_ctf_field_common *field)
413 {
414 size_t i;
415 struct bt_ctf_field_common_array *array = BT_CTF_FROM_COMMON(field);
416
417 BT_ASSERT(field);
418
419 for (i = 0; i < array->elements->len; i++) {
420 struct bt_ctf_field_common *member = array->elements->pdata[i];
421
422 if (!member) {
423 /*
424 * Array elements are lazily initialized; skip
425 * if this member has not been allocated yet.
426 */
427 continue;
428 }
429
430 bt_ctf_field_common_reset_recursive(member);
431 }
432 }
433
434 BT_HIDDEN
435 void bt_ctf_field_common_sequence_reset_recursive(struct bt_ctf_field_common *field)
436 {
437 struct bt_ctf_field_common_sequence *sequence = BT_CTF_FROM_COMMON(field);
438 uint64_t i;
439
440 BT_ASSERT(field);
441
442 for (i = 0; i < sequence->elements->len; i++) {
443 if (sequence->elements->pdata[i]) {
444 bt_ctf_field_common_reset_recursive(
445 sequence->elements->pdata[i]);
446 }
447 }
448
449 sequence->length = 0;
450 }
451
452 BT_HIDDEN
453 void bt_ctf_field_common_generic_set_is_frozen(struct bt_ctf_field_common *field,
454 bool is_frozen)
455 {
456 field->frozen = is_frozen;
457 }
458
459 BT_HIDDEN
460 void bt_ctf_field_common_structure_set_is_frozen_recursive(
461 struct bt_ctf_field_common *field, bool is_frozen)
462 {
463 uint64_t i;
464 struct bt_ctf_field_common_structure *structure_field =
465 BT_CTF_FROM_COMMON(field);
466
467 BT_LOGD("Freezing structure field object: addr=%p", field);
468
469 for (i = 0; i < structure_field->fields->len; i++) {
470 struct bt_ctf_field_common *struct_field =
471 g_ptr_array_index(structure_field->fields, i);
472
473 BT_LOGD("Freezing structure field's field: field-addr=%p, index=%" PRId64,
474 struct_field, i);
475 bt_ctf_field_common_set_is_frozen_recursive(struct_field,
476 is_frozen);
477 }
478
479 bt_ctf_field_common_generic_set_is_frozen(field, is_frozen);
480 }
481
482 BT_HIDDEN
483 void bt_ctf_field_common_variant_set_is_frozen_recursive(
484 struct bt_ctf_field_common *field, bool is_frozen)
485 {
486 uint64_t i;
487 struct bt_ctf_field_common_variant *variant_field = BT_CTF_FROM_COMMON(field);
488
489 BT_LOGD("Freezing variant field object: addr=%p", field);
490
491 for (i = 0; i < variant_field->fields->len; i++) {
492 struct bt_ctf_field_common *var_field =
493 g_ptr_array_index(variant_field->fields, i);
494
495 BT_LOGD("Freezing variant field's field: field-addr=%p, index=%" PRId64,
496 var_field, i);
497 bt_ctf_field_common_set_is_frozen_recursive(var_field, is_frozen);
498 }
499
500 bt_ctf_field_common_generic_set_is_frozen(field, is_frozen);
501 }
502
503 BT_HIDDEN
504 void bt_ctf_field_common_array_set_is_frozen_recursive(
505 struct bt_ctf_field_common *field, bool is_frozen)
506 {
507 int64_t i;
508 struct bt_ctf_field_common_array *array_field = BT_CTF_FROM_COMMON(field);
509
510 BT_LOGD("Freezing array field object: addr=%p", field);
511
512 for (i = 0; i < array_field->elements->len; i++) {
513 struct bt_ctf_field_common *elem_field =
514 g_ptr_array_index(array_field->elements, i);
515
516 BT_LOGD("Freezing array field object's element field: "
517 "element-field-addr=%p, index=%" PRId64,
518 elem_field, i);
519 bt_ctf_field_common_set_is_frozen_recursive(elem_field, is_frozen);
520 }
521
522 bt_ctf_field_common_generic_set_is_frozen(field, is_frozen);
523 }
524
525 BT_HIDDEN
526 void bt_ctf_field_common_sequence_set_is_frozen_recursive(
527 struct bt_ctf_field_common *field, bool is_frozen)
528 {
529 int64_t i;
530 struct bt_ctf_field_common_sequence *sequence_field =
531 BT_CTF_FROM_COMMON(field);
532
533 BT_LOGD("Freezing sequence field object: addr=%p", field);
534
535 for (i = 0; i < sequence_field->length; i++) {
536 struct bt_ctf_field_common *elem_field =
537 g_ptr_array_index(sequence_field->elements, i);
538
539 BT_LOGD("Freezing sequence field object's element field: "
540 "element-field-addr=%p, index=%" PRId64,
541 elem_field, i);
542 bt_ctf_field_common_set_is_frozen_recursive(elem_field, is_frozen);
543 }
544
545 bt_ctf_field_common_generic_set_is_frozen(field, is_frozen);
546 }
547
548 BT_HIDDEN
549 void _bt_ctf_field_common_set_is_frozen_recursive(struct bt_ctf_field_common *field,
550 bool is_frozen)
551 {
552 if (!field) {
553 goto end;
554 }
555
556 BT_LOGD("Setting field object's frozen state: addr=%p, is-frozen=%d",
557 field, is_frozen);
558 BT_ASSERT(field_type_common_has_known_id(field->type));
559 BT_ASSERT(field->methods->set_is_frozen);
560 field->methods->set_is_frozen(field, is_frozen);
561
562 end:
563 return;
564 }
565
566 BT_HIDDEN
567 bt_bool bt_ctf_field_common_generic_is_set(struct bt_ctf_field_common *field)
568 {
569 return field && field->payload_set;
570 }
571
572 BT_HIDDEN
573 bt_bool bt_ctf_field_common_structure_is_set_recursive(
574 struct bt_ctf_field_common *field)
575 {
576 bt_bool is_set = BT_FALSE;
577 size_t i;
578 struct bt_ctf_field_common_structure *structure = BT_CTF_FROM_COMMON(field);
579
580 BT_ASSERT(field);
581
582 for (i = 0; i < structure->fields->len; i++) {
583 is_set = bt_ctf_field_common_is_set_recursive(
584 structure->fields->pdata[i]);
585 if (!is_set) {
586 goto end;
587 }
588 }
589
590 end:
591 return is_set;
592 }
593
594 BT_HIDDEN
595 bt_bool bt_ctf_field_common_variant_is_set_recursive(struct bt_ctf_field_common *field)
596 {
597 struct bt_ctf_field_common_variant *variant = BT_CTF_FROM_COMMON(field);
598 bt_bool is_set = BT_FALSE;
599
600 BT_ASSERT(field);
601
602 if (variant->current_field) {
603 is_set = bt_ctf_field_common_is_set_recursive(
604 variant->current_field);
605 }
606
607 return is_set;
608 }
609
610 BT_HIDDEN
611 bt_bool bt_ctf_field_common_array_is_set_recursive(struct bt_ctf_field_common *field)
612 {
613 size_t i;
614 bt_bool is_set = BT_FALSE;
615 struct bt_ctf_field_common_array *array = BT_CTF_FROM_COMMON(field);
616
617 BT_ASSERT(field);
618
619 for (i = 0; i < array->elements->len; i++) {
620 is_set = bt_ctf_field_common_is_set_recursive(array->elements->pdata[i]);
621 if (!is_set) {
622 goto end;
623 }
624 }
625
626 end:
627 return is_set;
628 }
629
630 BT_HIDDEN
631 bt_bool bt_ctf_field_common_sequence_is_set_recursive(struct bt_ctf_field_common *field)
632 {
633 size_t i;
634 bt_bool is_set = BT_FALSE;
635 struct bt_ctf_field_common_sequence *sequence = BT_CTF_FROM_COMMON(field);
636
637 BT_ASSERT(field);
638
639 if (!sequence->elements) {
640 goto end;
641 }
642
643 for (i = 0; i < sequence->elements->len; i++) {
644 is_set = bt_ctf_field_common_is_set_recursive(
645 sequence->elements->pdata[i]);
646 if (!is_set) {
647 goto end;
648 }
649 }
650
651 end:
652 return is_set;
653 }
654
655 static struct bt_ctf_field_common_methods bt_ctf_field_integer_methods = {
656 .set_is_frozen = bt_ctf_field_common_generic_set_is_frozen,
657 .validate = bt_ctf_field_common_generic_validate,
658 .copy = NULL,
659 .is_set = bt_ctf_field_common_generic_is_set,
660 .reset = bt_ctf_field_common_generic_reset,
661 };
662
663 static struct bt_ctf_field_common_methods bt_ctf_field_floating_point_methods = {
664 .set_is_frozen = bt_ctf_field_common_generic_set_is_frozen,
665 .validate = bt_ctf_field_common_generic_validate,
666 .copy = NULL,
667 .is_set = bt_ctf_field_common_generic_is_set,
668 .reset = bt_ctf_field_common_generic_reset,
669 };
670
671 static
672 void bt_ctf_field_enumeration_set_is_frozen_recursive(
673 struct bt_ctf_field_common *field, bool is_frozen);
674
675 static
676 int bt_ctf_field_enumeration_validate_recursive(struct bt_ctf_field_common *field);
677
678 static
679 bt_bool bt_ctf_field_enumeration_is_set_recursive(
680 struct bt_ctf_field_common *field);
681
682 static
683 void bt_ctf_field_enumeration_reset_recursive(struct bt_ctf_field_common *field);
684
685 static struct bt_ctf_field_common_methods bt_ctf_field_enumeration_methods = {
686 .set_is_frozen = bt_ctf_field_enumeration_set_is_frozen_recursive,
687 .validate = bt_ctf_field_enumeration_validate_recursive,
688 .copy = NULL,
689 .is_set = bt_ctf_field_enumeration_is_set_recursive,
690 .reset = bt_ctf_field_enumeration_reset_recursive,
691 };
692
693 static struct bt_ctf_field_common_methods bt_ctf_field_string_methods = {
694 .set_is_frozen = bt_ctf_field_common_generic_set_is_frozen,
695 .validate = bt_ctf_field_common_generic_validate,
696 .copy = NULL,
697 .is_set = bt_ctf_field_common_generic_is_set,
698 .reset = bt_ctf_field_common_generic_reset,
699 };
700
701 static struct bt_ctf_field_common_methods bt_ctf_field_structure_methods = {
702 .set_is_frozen = bt_ctf_field_common_structure_set_is_frozen_recursive,
703 .validate = bt_ctf_field_common_structure_validate_recursive,
704 .copy = NULL,
705 .is_set = bt_ctf_field_common_structure_is_set_recursive,
706 .reset = bt_ctf_field_common_structure_reset_recursive,
707 };
708
709 static struct bt_ctf_field_common_methods bt_ctf_field_sequence_methods = {
710 .set_is_frozen = bt_ctf_field_common_sequence_set_is_frozen_recursive,
711 .validate = bt_ctf_field_common_sequence_validate_recursive,
712 .copy = NULL,
713 .is_set = bt_ctf_field_common_sequence_is_set_recursive,
714 .reset = bt_ctf_field_common_sequence_reset_recursive,
715 };
716
717 static struct bt_ctf_field_common_methods bt_ctf_field_array_methods = {
718 .set_is_frozen = bt_ctf_field_common_array_set_is_frozen_recursive,
719 .validate = bt_ctf_field_common_array_validate_recursive,
720 .copy = NULL,
721 .is_set = bt_ctf_field_common_array_is_set_recursive,
722 .reset = bt_ctf_field_common_array_reset_recursive,
723 };
724
725 static
726 void bt_ctf_field_variant_set_is_frozen_recursive(struct bt_ctf_field_common *field,
727 bool is_frozen);
728
729 static
730 int bt_ctf_field_variant_validate_recursive(struct bt_ctf_field_common *field);
731
732 static
733 bt_bool bt_ctf_field_variant_is_set_recursive(struct bt_ctf_field_common *field);
734
735 static
736 void bt_ctf_field_variant_reset_recursive(struct bt_ctf_field_common *field);
737
738 static struct bt_ctf_field_common_methods bt_ctf_field_variant_methods = {
739 .set_is_frozen = bt_ctf_field_variant_set_is_frozen_recursive,
740 .validate = bt_ctf_field_variant_validate_recursive,
741 .copy = NULL,
742 .is_set = bt_ctf_field_variant_is_set_recursive,
743 .reset = bt_ctf_field_variant_reset_recursive,
744 };
745
746 static
747 struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *);
748
749 static
750 struct bt_ctf_field *bt_ctf_field_enumeration_create(struct bt_ctf_field_type *);
751
752 static
753 struct bt_ctf_field *bt_ctf_field_floating_point_create(struct bt_ctf_field_type *);
754
755 static
756 struct bt_ctf_field *bt_ctf_field_structure_create(struct bt_ctf_field_type *);
757
758 static
759 struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *);
760
761 static
762 struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *);
763
764 static
765 struct bt_ctf_field *bt_ctf_field_sequence_create(struct bt_ctf_field_type *);
766
767 static
768 struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *);
769
770 static
771 struct bt_ctf_field *(* const field_create_funcs[])(struct bt_ctf_field_type *) = {
772 [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_integer_create,
773 [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_create,
774 [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_floating_point_create,
775 [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_create,
776 [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_create,
777 [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_create,
778 [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_create,
779 [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_create,
780 };
781
782 typedef int (*bt_ctf_field_serialize_recursive_func)(
783 struct bt_ctf_field_common *, struct bt_ctfser *,
784 enum bt_ctf_byte_order);
785
786 static
787 void bt_ctf_field_integer_destroy(struct bt_ctf_field *field)
788 {
789 BT_LOGD("Destroying CTF writer integer field object: addr=%p", field);
790 bt_ctf_field_common_integer_finalize((void *) field);
791 g_free(field);
792 }
793
794 static
795 void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *field)
796 {
797 BT_LOGD("Destroying CTF writer floating point field object: addr=%p",
798 field);
799 bt_ctf_field_common_floating_point_finalize((void *) field);
800 g_free(field);
801 }
802
803 static
804 void bt_ctf_field_enumeration_destroy_recursive(struct bt_ctf_field *field)
805 {
806 struct bt_ctf_field_enumeration *enumeration = BT_CTF_FROM_COMMON(field);
807
808 BT_LOGD("Destroying CTF writer enumeration field object: addr=%p",
809 field);
810 BT_LOGD_STR("Putting container field.");
811 bt_ctf_object_put_ref(enumeration->container);
812 bt_ctf_field_common_finalize((void *) field);
813 g_free(field);
814 }
815
816 static
817 void bt_ctf_field_structure_destroy_recursive(struct bt_ctf_field *field)
818 {
819 BT_LOGD("Destroying CTF writer structure field object: addr=%p", field);
820 bt_ctf_field_common_structure_finalize_recursive((void *) field);
821 g_free(field);
822 }
823
824 static
825 void bt_ctf_field_variant_destroy_recursive(struct bt_ctf_field *field)
826 {
827 struct bt_ctf_field_variant *variant = BT_CTF_FROM_COMMON(field);
828
829 BT_LOGD("Destroying CTF writer variant field object: addr=%p", field);
830 BT_LOGD_STR("Putting tag field.");
831 bt_ctf_object_put_ref(variant->tag);
832 bt_ctf_field_common_variant_finalize_recursive((void *) field);
833 g_free(field);
834 }
835
836 static
837 void bt_ctf_field_array_destroy_recursive(struct bt_ctf_field *field)
838 {
839 BT_LOGD("Destroying CTF writer array field object: addr=%p", field);
840 bt_ctf_field_common_array_finalize_recursive((void *) field);
841 g_free(field);
842 }
843
844 static
845 void bt_ctf_field_sequence_destroy_recursive(struct bt_ctf_field *field)
846 {
847 BT_LOGD("Destroying CTF writer sequence field object: addr=%p", field);
848 bt_ctf_field_common_sequence_finalize_recursive((void *) field);
849 g_free(field);
850 }
851
852 static
853 void bt_ctf_field_string_destroy(struct bt_ctf_field *field)
854 {
855 BT_LOGD("Destroying CTF writer string field object: addr=%p", field);
856 bt_ctf_field_common_string_finalize((void *) field);
857 g_free(field);
858 }
859
860 BT_HIDDEN
861 int bt_ctf_field_serialize_recursive(struct bt_ctf_field *field,
862 struct bt_ctfser *ctfser,
863 enum bt_ctf_byte_order native_byte_order)
864 {
865 struct bt_ctf_field_common *field_common = (void *) field;
866 bt_ctf_field_serialize_recursive_func serialize_func;
867
868 BT_ASSERT(ctfser);
869 BT_CTF_ASSERT_PRE_NON_NULL(field, "Field");
870 BT_ASSERT(field_common->spec.writer.serialize_func);
871 serialize_func = field_common->spec.writer.serialize_func;
872 return serialize_func(field_common, ctfser,
873 native_byte_order);
874 }
875
876 static
877 int bt_ctf_field_integer_serialize(struct bt_ctf_field_common *field,
878 struct bt_ctfser *ctfser,
879 enum bt_ctf_byte_order native_byte_order)
880 {
881 int ret;
882 struct bt_ctf_field_type_common_integer *int_type =
883 BT_CTF_FROM_COMMON(field->type);
884 struct bt_ctf_field_common_integer *int_field =
885 BT_CTF_FROM_COMMON(field);
886 enum bt_ctf_byte_order byte_order;
887
888 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET(field, "Integer field");
889 BT_LOGV("Serializing CTF writer integer field: addr=%p, native-bo=%s",
890 field,
891 bt_ctf_byte_order_string(native_byte_order));
892 byte_order = int_type->user_byte_order;
893 if (byte_order == BT_CTF_BYTE_ORDER_NATIVE) {
894 byte_order = native_byte_order;
895 }
896
897 if (int_type->is_signed) {
898 ret = bt_ctfser_write_signed_int(ctfser,
899 int_field->payload.signd, int_type->common.alignment,
900 int_type->size,
901 byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ?
902 LITTLE_ENDIAN : BIG_ENDIAN);
903 } else {
904 ret = bt_ctfser_write_unsigned_int(ctfser,
905 int_field->payload.unsignd, int_type->common.alignment,
906 int_type->size,
907 byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ?
908 LITTLE_ENDIAN : BIG_ENDIAN);
909 }
910
911 if (G_UNLIKELY(ret)) {
912 BT_LOGE("Cannot serialize integer field: ret=%d", ret);
913 goto end;
914 }
915
916 end:
917 return ret;
918 }
919
920 static
921 int bt_ctf_field_enumeration_serialize_recursive(
922 struct bt_ctf_field_common *field, struct bt_ctfser *ctfser,
923 enum bt_ctf_byte_order native_byte_order)
924 {
925 struct bt_ctf_field_enumeration *enumeration = (void *) field;
926
927 BT_LOGV("Serializing enumeration field: addr=%p, native-bo=%s",
928 field, bt_ctf_byte_order_string(native_byte_order));
929 BT_LOGV_STR("Serializing enumeration field's payload field.");
930 return bt_ctf_field_serialize_recursive(
931 (void *) enumeration->container, ctfser, native_byte_order);
932 }
933
934 static
935 int bt_ctf_field_floating_point_serialize(struct bt_ctf_field_common *field,
936 struct bt_ctfser *ctfser,
937 enum bt_ctf_byte_order native_byte_order)
938 {
939 int ret = -1;
940 struct bt_ctf_field_type_common_floating_point *flt_type =
941 BT_CTF_FROM_COMMON(field->type);
942 struct bt_ctf_field_common_floating_point *flt_field = BT_CTF_FROM_COMMON(field);
943 enum bt_ctf_byte_order byte_order;
944
945 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET(field, "Floating point number field");
946 BT_LOGV("Serializing floating point number field: "
947 "addr=%p, native-bo=%s", field,
948 bt_ctf_byte_order_string(native_byte_order));
949
950 byte_order = flt_type->user_byte_order;
951 if (byte_order == BT_CTF_BYTE_ORDER_NATIVE) {
952 byte_order = native_byte_order;
953 }
954
955 if (flt_type->mant_dig == FLT_MANT_DIG) {
956 ret = bt_ctfser_write_float32(ctfser, flt_field->payload,
957 flt_type->common.alignment,
958 byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ?
959 LITTLE_ENDIAN : BIG_ENDIAN);
960 } else if (flt_type->mant_dig == DBL_MANT_DIG) {
961 ret = bt_ctfser_write_float64(ctfser, flt_field->payload,
962 flt_type->common.alignment,
963 byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ?
964 LITTLE_ENDIAN : BIG_ENDIAN);
965 } else {
966 abort();
967 }
968
969 if (G_UNLIKELY(ret)) {
970 BT_LOGE("Cannot serialize floating point number field: "
971 "ret=%d", ret);
972 goto end;
973 }
974
975 end:
976 return ret;
977 }
978
979 static
980 int bt_ctf_field_structure_serialize_recursive(struct bt_ctf_field_common *field,
981 struct bt_ctfser *ctfser,
982 enum bt_ctf_byte_order native_byte_order)
983 {
984 int64_t i;
985 int ret;
986 struct bt_ctf_field_common_structure *structure = BT_CTF_FROM_COMMON(field);
987
988 BT_LOGV("Serializing structure field: addr=%p, native-bo=%s",
989 field, bt_ctf_byte_order_string(native_byte_order));
990 ret = bt_ctfser_align_offset_in_current_packet(ctfser,
991 field->type->alignment);
992 if (G_UNLIKELY(ret)) {
993 BT_LOGE("Cannot align offset before serializing structure field: "
994 "ret=%d", ret);
995 goto end;
996 }
997
998 for (i = 0; i < structure->fields->len; i++) {
999 struct bt_ctf_field_common *member = g_ptr_array_index(
1000 structure->fields, i);
1001 const char *field_name = NULL;
1002
1003 BT_LOGV("Serializing structure field's field: ser-offset=%" PRIu64 ", "
1004 "field-addr=%p, index=%" PRIu64,
1005 bt_ctfser_get_offset_in_current_packet_bits(ctfser),
1006 member, i);
1007
1008 if (G_UNLIKELY(!member)) {
1009 ret = bt_ctf_field_type_common_structure_borrow_field_by_index(
1010 field->type, &field_name, NULL, i);
1011 BT_ASSERT(ret == 0);
1012 BT_LOGW("Cannot serialize structure field's field: field is not set: "
1013 "struct-field-addr=%p, "
1014 "field-name=\"%s\", index=%" PRId64,
1015 field, field_name, i);
1016 ret = -1;
1017 goto end;
1018 }
1019
1020 ret = bt_ctf_field_serialize_recursive((void *) member, ctfser,
1021 native_byte_order);
1022 if (G_UNLIKELY(ret)) {
1023 ret = bt_ctf_field_type_common_structure_borrow_field_by_index(
1024 field->type, &field_name, NULL, i);
1025 BT_ASSERT(ret == 0);
1026 BT_LOGW("Cannot serialize structure field's field: "
1027 "struct-field-addr=%p, field-addr=%p, "
1028 "field-name=\"%s\", index=%" PRId64,
1029 field->type, member, field_name, i);
1030 break;
1031 }
1032 }
1033
1034 end:
1035 return ret;
1036 }
1037
1038 static
1039 int bt_ctf_field_variant_serialize_recursive(struct bt_ctf_field_common *field,
1040 struct bt_ctfser *ctfser,
1041 enum bt_ctf_byte_order native_byte_order)
1042 {
1043 struct bt_ctf_field_common_variant *variant = BT_CTF_FROM_COMMON(field);
1044
1045 BT_LOGV("Serializing variant field: addr=%p, native-bo=%s",
1046 field, bt_ctf_byte_order_string(native_byte_order));
1047 BT_LOGV_STR("Serializing variant field's payload field.");
1048 return bt_ctf_field_serialize_recursive(
1049 (void *) variant->current_field, ctfser, native_byte_order);
1050 }
1051
1052 static
1053 int bt_ctf_field_array_serialize_recursive(struct bt_ctf_field_common *field,
1054 struct bt_ctfser *ctfser,
1055 enum bt_ctf_byte_order native_byte_order)
1056 {
1057 int64_t i;
1058 int ret = 0;
1059 struct bt_ctf_field_common_array *array = BT_CTF_FROM_COMMON(field);
1060
1061 BT_LOGV("Serializing array field: addr=%p, native-bo=%s",
1062 field, bt_ctf_byte_order_string(native_byte_order));
1063
1064 for (i = 0; i < array->elements->len; i++) {
1065 struct bt_ctf_field_common *elem_field =
1066 g_ptr_array_index(array->elements, i);
1067
1068 BT_LOGV("Serializing array field's element field: "
1069 "ser-offset=%" PRIu64 ", field-addr=%p, index=%" PRId64,
1070 bt_ctfser_get_offset_in_current_packet_bits(ctfser),
1071 elem_field, i);
1072 ret = bt_ctf_field_serialize_recursive(
1073 (void *) elem_field, ctfser, native_byte_order);
1074 if (G_UNLIKELY(ret)) {
1075 BT_LOGW("Cannot serialize array field's element field: "
1076 "array-field-addr=%p, field-addr=%p, "
1077 "index=%" PRId64, field, elem_field, i);
1078 goto end;
1079 }
1080 }
1081
1082 end:
1083 return ret;
1084 }
1085
1086 static
1087 int bt_ctf_field_sequence_serialize_recursive(struct bt_ctf_field_common *field,
1088 struct bt_ctfser *ctfser,
1089 enum bt_ctf_byte_order native_byte_order)
1090 {
1091 int64_t i;
1092 int ret = 0;
1093 struct bt_ctf_field_common_sequence *sequence = BT_CTF_FROM_COMMON(field);
1094
1095 BT_LOGV("Serializing sequence field: addr=%p, native-bo=%s",
1096 field, bt_ctf_byte_order_string(native_byte_order));
1097
1098 for (i = 0; i < sequence->elements->len; i++) {
1099 struct bt_ctf_field_common *elem_field =
1100 g_ptr_array_index(sequence->elements, i);
1101
1102 BT_LOGV("Serializing sequence field's element field: "
1103 "ser-offset=%" PRIu64 ", field-addr=%p, index=%" PRId64,
1104 bt_ctfser_get_offset_in_current_packet_bits(ctfser),
1105 elem_field, i);
1106 ret = bt_ctf_field_serialize_recursive(
1107 (void *) elem_field, ctfser, native_byte_order);
1108 if (G_UNLIKELY(ret)) {
1109 BT_LOGW("Cannot serialize sequence field's element field: "
1110 "sequence-field-addr=%p, field-addr=%p, "
1111 "index=%" PRId64, field, elem_field, i);
1112 goto end;
1113 }
1114 }
1115
1116 end:
1117 return ret;
1118 }
1119
1120 static
1121 int bt_ctf_field_string_serialize(struct bt_ctf_field_common *field,
1122 struct bt_ctfser *ctfser,
1123 enum bt_ctf_byte_order native_byte_order)
1124 {
1125 int ret;
1126 struct bt_ctf_field_common_string *string = BT_CTF_FROM_COMMON(field);
1127
1128 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET(field, "String field");
1129 BT_LOGV("Serializing string field: addr=%p, native-bo=%s",
1130 field, bt_ctf_byte_order_string((int) native_byte_order));
1131 ret = bt_ctfser_write_string(ctfser, (const char *) string->buf->data);
1132 if (G_UNLIKELY(ret)) {
1133 BT_LOGE("Cannot serialize string field: ret=%d", ret);
1134 goto end;
1135 }
1136
1137 end:
1138 return ret;
1139 }
1140
1141 struct bt_ctf_field *bt_ctf_field_create(struct bt_ctf_field_type *type)
1142 {
1143 struct bt_ctf_field *field = NULL;
1144 enum bt_ctf_field_type_id type_id;
1145
1146 BT_CTF_ASSERT_PRE_NON_NULL(type, "Field type");
1147 BT_ASSERT(field_type_common_has_known_id((void *) type));
1148 BT_CTF_ASSERT_PRE(bt_ctf_field_type_common_validate((void *) type) == 0,
1149 "Field type is invalid: ft-addr=%p", type);
1150 type_id = bt_ctf_field_type_get_type_id(type);
1151 field = field_create_funcs[type_id](type);
1152 if (!field) {
1153 goto end;
1154 }
1155
1156 bt_ctf_field_type_common_freeze((void *) type);
1157
1158 end:
1159 return field;
1160 }
1161
1162 struct bt_ctf_field_type *bt_ctf_field_get_type(struct bt_ctf_field *field)
1163 {
1164 return bt_ctf_object_get_ref(bt_ctf_field_common_borrow_type((void *) field));
1165 }
1166
1167 enum bt_ctf_field_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field)
1168 {
1169 struct bt_ctf_field_common *field_common = (void *) field;
1170
1171 BT_CTF_ASSERT_PRE_NON_NULL(field, "Field");
1172 return (int) field_common->type->id;
1173 }
1174
1175 int bt_ctf_field_sequence_set_length(struct bt_ctf_field *field,
1176 struct bt_ctf_field *length_field)
1177 {
1178 int ret;
1179 struct bt_ctf_field_common *common_length_field = (void *) length_field;
1180 uint64_t length;
1181
1182 BT_CTF_ASSERT_PRE_NON_NULL(length_field, "Length field");
1183 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET((void *) length_field, "Length field");
1184 BT_CTF_ASSERT_PRE(common_length_field->type->id == BT_CTF_FIELD_TYPE_ID_INTEGER ||
1185 common_length_field->type->id == BT_CTF_FIELD_TYPE_ID_ENUM,
1186 "Length field must be an integer or enumeration field: field-addr=%p",
1187 length_field);
1188
1189 if (common_length_field->type->id == BT_CTF_FIELD_TYPE_ID_ENUM) {
1190 struct bt_ctf_field_enumeration *enumeration = (void *)
1191 length_field;
1192
1193 length_field = (void *) enumeration->container;
1194 }
1195
1196 ret = bt_ctf_field_integer_unsigned_get_value(length_field, &length);
1197 BT_ASSERT(ret == 0);
1198 return bt_ctf_field_common_sequence_set_length((void *) field,
1199 length, (bt_ctf_field_common_create_func) bt_ctf_field_create);
1200 }
1201
1202 struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index(
1203 struct bt_ctf_field *field, uint64_t index)
1204 {
1205 return bt_ctf_object_get_ref(bt_ctf_field_common_structure_borrow_field_by_index(
1206 (void *) field, index));
1207 }
1208
1209 struct bt_ctf_field *bt_ctf_field_structure_get_field_by_name(
1210 struct bt_ctf_field *field, const char *name)
1211 {
1212 return bt_ctf_object_get_ref(bt_ctf_field_common_structure_borrow_field_by_name(
1213 (void *) field, name));
1214 }
1215
1216 struct bt_ctf_field *bt_ctf_field_array_get_field(
1217 struct bt_ctf_field *field, uint64_t index)
1218 {
1219 return bt_ctf_object_get_ref(
1220 bt_ctf_field_common_array_borrow_field((void *) field, index));
1221 }
1222
1223 struct bt_ctf_field *bt_ctf_field_sequence_get_field(
1224 struct bt_ctf_field *field, uint64_t index)
1225 {
1226 return bt_ctf_object_get_ref(
1227 bt_ctf_field_common_sequence_borrow_field((void *) field, index));
1228 }
1229
1230 struct bt_ctf_field *bt_ctf_field_variant_get_field(struct bt_ctf_field *field,
1231 struct bt_ctf_field *tag_field)
1232 {
1233 struct bt_ctf_field_variant *variant_field = (void *) field;
1234 struct bt_ctf_field_enumeration *enum_field = (void *) tag_field;
1235 struct bt_ctf_field_type_common_variant *variant_ft;
1236 struct bt_ctf_field_type_common_enumeration *tag_ft;
1237 struct bt_ctf_field *current_field = NULL;
1238 bt_bool is_signed;
1239 uint64_t tag_uval;
1240 int ret;
1241
1242 BT_CTF_ASSERT_PRE_NON_NULL(field, "Variant field");
1243 BT_CTF_ASSERT_PRE_NON_NULL(tag_field, "Tag field");
1244 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET((void *) tag_field, "Tag field");
1245 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(
1246 (struct bt_ctf_field_common *) tag_field,
1247 BT_CTF_FIELD_TYPE_ID_ENUM, "Tag field");
1248 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(
1249 (struct bt_ctf_field_common *) field,
1250 BT_CTF_FIELD_TYPE_ID_VARIANT, "Field");
1251 BT_CTF_ASSERT_PRE(
1252 bt_ctf_field_common_validate_recursive((void *) tag_field) == 0,
1253 "Tag field is invalid: field-addr=%p", tag_field);
1254 variant_ft = BT_CTF_FROM_COMMON(variant_field->common.common.type);
1255 BT_CTF_ASSERT_PRE(bt_ctf_field_type_common_compare(
1256 BT_CTF_TO_COMMON(variant_ft->tag_ft), enum_field->common.type) == 0,
1257 "Unexpected tag field's type: expected-ft-addr=%p, "
1258 "tag-ft-addr=%p", variant_ft->tag_ft,
1259 enum_field->common.type);
1260 tag_ft = BT_CTF_FROM_COMMON(enum_field->common.type);
1261 is_signed = tag_ft->container_ft->is_signed;
1262
1263 if (is_signed) {
1264 int64_t tag_ival;
1265
1266 ret = bt_ctf_field_integer_signed_get_value(
1267 (void *) enum_field->container, &tag_ival);
1268 tag_uval = (uint64_t) tag_ival;
1269 } else {
1270 ret = bt_ctf_field_integer_unsigned_get_value(
1271 (void *) enum_field->container, &tag_uval);
1272 }
1273
1274 BT_ASSERT(ret == 0);
1275 ret = bt_ctf_field_common_variant_set_tag((void *) field, tag_uval,
1276 is_signed);
1277 if (ret) {
1278 goto end;
1279 }
1280
1281 bt_ctf_object_put_ref(variant_field->tag);
1282 variant_field->tag = bt_ctf_object_get_ref(tag_field);
1283 current_field = bt_ctf_field_variant_get_current_field(field);
1284 BT_ASSERT(current_field);
1285
1286 end:
1287 return current_field;
1288 }
1289
1290 struct bt_ctf_field *bt_ctf_field_variant_get_current_field(
1291 struct bt_ctf_field *variant_field)
1292 {
1293 return bt_ctf_object_get_ref(bt_ctf_field_common_variant_borrow_current_field(
1294 (void *) variant_field));
1295 }
1296
1297 BT_HIDDEN
1298 struct bt_ctf_field *bt_ctf_field_enumeration_borrow_container(
1299 struct bt_ctf_field *field)
1300 {
1301 struct bt_ctf_field_enumeration *enumeration = (void *) field;
1302
1303 BT_CTF_ASSERT_PRE_NON_NULL(field, "Enumeration field");
1304 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID((struct bt_ctf_field_common *) field,
1305 BT_CTF_FIELD_TYPE_ID_ENUM, "Field");
1306 BT_ASSERT(enumeration->container);
1307 return (void *) enumeration->container;
1308 }
1309
1310 struct bt_ctf_field *bt_ctf_field_enumeration_get_container(
1311 struct bt_ctf_field *field)
1312 {
1313 return bt_ctf_object_get_ref(bt_ctf_field_enumeration_borrow_container(field));
1314 }
1315
1316 int bt_ctf_field_integer_signed_get_value(struct bt_ctf_field *field,
1317 int64_t *value)
1318 {
1319 struct bt_ctf_field_common_integer *integer = (void *) field;
1320
1321 BT_CTF_ASSERT_PRE_NON_NULL(field, "Integer field");
1322 BT_CTF_ASSERT_PRE_NON_NULL(value, "Value");
1323 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET(BT_CTF_TO_COMMON(integer), "Integer field");
1324 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(BT_CTF_TO_COMMON(integer),
1325 BT_CTF_FIELD_TYPE_ID_INTEGER, "Field");
1326 BT_CTF_ASSERT_PRE(bt_ctf_field_type_common_integer_is_signed(
1327 integer->common.type),
1328 "Field's type is unsigned: field-addr=%p", field);
1329 *value = integer->payload.signd;
1330 return 0;
1331 }
1332
1333 int bt_ctf_field_integer_signed_set_value(struct bt_ctf_field *field,
1334 int64_t value)
1335 {
1336 int ret = 0;
1337 struct bt_ctf_field_common_integer *integer = (void *) field;
1338 struct bt_ctf_field_type_common_integer *integer_type;
1339
1340 BT_CTF_ASSERT_PRE_NON_NULL(field, "Integer field");
1341 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HOT(BT_CTF_TO_COMMON(integer), "Integer field");
1342 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(BT_CTF_TO_COMMON(integer),
1343 BT_CTF_FIELD_TYPE_ID_INTEGER, "Field");
1344 integer_type = BT_CTF_FROM_COMMON(integer->common.type);
1345 BT_CTF_ASSERT_PRE(
1346 bt_ctf_field_type_common_integer_is_signed(integer->common.type),
1347 "Field's type is unsigned: field-addr=%p", field);
1348 BT_CTF_ASSERT_PRE(value_is_in_range_signed(integer_type->size, value),
1349 "Value is out of bounds: value=%" PRId64 ", field-addr=%p",
1350 value, field);
1351 integer->payload.signd = value;
1352 bt_ctf_field_common_set(BT_CTF_TO_COMMON(integer), true);
1353 return ret;
1354 }
1355
1356 int bt_ctf_field_integer_unsigned_get_value(struct bt_ctf_field *field,
1357 uint64_t *value)
1358 {
1359 struct bt_ctf_field_common_integer *integer = (void *) field;
1360
1361 BT_CTF_ASSERT_PRE_NON_NULL(field, "Integer field");
1362 BT_CTF_ASSERT_PRE_NON_NULL(value, "Value");
1363 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_IS_SET(BT_CTF_TO_COMMON(integer), "Integer field");
1364 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(BT_CTF_TO_COMMON(integer),
1365 BT_CTF_FIELD_TYPE_ID_INTEGER, "Field");
1366 BT_CTF_ASSERT_PRE(
1367 !bt_ctf_field_type_common_integer_is_signed(integer->common.type),
1368 "Field's type is signed: field-addr=%p", field);
1369 *value = integer->payload.unsignd;
1370 return 0;
1371 }
1372
1373 int bt_ctf_field_integer_unsigned_set_value(struct bt_ctf_field *field,
1374 uint64_t value)
1375 {
1376 struct bt_ctf_field_common_integer *integer = (void *) field;
1377 struct bt_ctf_field_type_common_integer *integer_type;
1378
1379 BT_CTF_ASSERT_PRE_NON_NULL(field, "Integer field");
1380 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HOT(BT_CTF_TO_COMMON(integer), "Integer field");
1381 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(BT_CTF_TO_COMMON(integer),
1382 BT_CTF_FIELD_TYPE_ID_INTEGER, "Field");
1383 integer_type = BT_CTF_FROM_COMMON(integer->common.type);
1384 BT_CTF_ASSERT_PRE(
1385 !bt_ctf_field_type_common_integer_is_signed(integer->common.type),
1386 "Field's type is signed: field-addr=%p", field);
1387 BT_CTF_ASSERT_PRE(value_is_in_range_unsigned(integer_type->size, value),
1388 "Value is out of bounds: value=%" PRIu64 ", field-addr=%p",
1389 value, field);
1390 integer->payload.unsignd = value;
1391 bt_ctf_field_common_set(BT_CTF_TO_COMMON(integer), true);
1392 return 0;
1393 }
1394
1395 int bt_ctf_field_floating_point_get_value(struct bt_ctf_field *field,
1396 double *value)
1397 {
1398 return bt_ctf_field_common_floating_point_get_value((void *) field, value);
1399 }
1400
1401 int bt_ctf_field_floating_point_set_value(struct bt_ctf_field *field,
1402 double value)
1403 {
1404 return bt_ctf_field_common_floating_point_set_value((void *) field, value);
1405 }
1406
1407 const char *bt_ctf_field_string_get_value(struct bt_ctf_field *field)
1408 {
1409 return bt_ctf_field_common_string_get_value((void *) field);
1410 }
1411
1412 int bt_ctf_field_string_set_value(struct bt_ctf_field *field, const char *value)
1413 {
1414 return bt_ctf_field_common_string_set_value((void *) field, value);
1415 }
1416
1417 int bt_ctf_field_string_append(struct bt_ctf_field *field, const char *value)
1418 {
1419 return bt_ctf_field_common_string_append((void *) field, value);
1420 }
1421
1422 int bt_ctf_field_string_append_len(struct bt_ctf_field *field,
1423 const char *value, unsigned int length)
1424 {
1425 return bt_ctf_field_common_string_append_len((void *) field, value, length);
1426 }
1427
1428 struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field)
1429 {
1430 return (void *) bt_ctf_field_common_copy((void *) field);
1431 }
1432
1433 static
1434 struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *type)
1435 {
1436 struct bt_ctf_field_common_integer *integer =
1437 g_new0(struct bt_ctf_field_common_integer, 1);
1438
1439 BT_LOGD("Creating CTF writer integer field object: ft-addr=%p", type);
1440
1441 if (integer) {
1442 bt_ctf_field_common_initialize(BT_CTF_TO_COMMON(integer), (void *) type,
1443 true,
1444 (bt_ctf_object_release_func) bt_ctf_field_integer_destroy,
1445 &bt_ctf_field_integer_methods);
1446 integer->common.spec.writer.serialize_func =
1447 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_integer_serialize;
1448 BT_LOGD("Created CTF writer integer field object: addr=%p, ft-addr=%p",
1449 integer, type);
1450 } else {
1451 BT_LOGE_STR("Failed to allocate one integer field.");
1452 }
1453
1454 return (void *) integer;
1455 }
1456
1457 static
1458 struct bt_ctf_field *bt_ctf_field_enumeration_create(
1459 struct bt_ctf_field_type *type)
1460 {
1461 struct bt_ctf_field_type_common_enumeration *enum_ft = (void *) type;
1462 struct bt_ctf_field_enumeration *enumeration = g_new0(
1463 struct bt_ctf_field_enumeration, 1);
1464
1465 BT_LOGD("Creating CTF writer enumeration field object: ft-addr=%p", type);
1466
1467 if (!enumeration) {
1468 BT_LOGE_STR("Failed to allocate one enumeration field.");
1469 goto end;
1470 }
1471
1472 bt_ctf_field_common_initialize(BT_CTF_TO_COMMON(enumeration),
1473 (void *) type,
1474 true, (bt_ctf_object_release_func)
1475 bt_ctf_field_enumeration_destroy_recursive,
1476 &bt_ctf_field_enumeration_methods);
1477 enumeration->container = (void *) bt_ctf_field_create(
1478 BT_CTF_FROM_COMMON(enum_ft->container_ft));
1479 if (!enumeration->container) {
1480 BT_CTF_OBJECT_PUT_REF_AND_RESET(enumeration);
1481 goto end;
1482 }
1483
1484 enumeration->common.spec.writer.serialize_func =
1485 (bt_ctf_field_serialize_recursive_func)
1486 bt_ctf_field_enumeration_serialize_recursive;
1487 BT_LOGD("Created CTF writer enumeration field object: addr=%p, ft-addr=%p",
1488 enumeration, type);
1489
1490 end:
1491 return (void *) enumeration;
1492 }
1493
1494 static
1495 struct bt_ctf_field *bt_ctf_field_floating_point_create(
1496 struct bt_ctf_field_type *type)
1497 {
1498 struct bt_ctf_field_common_floating_point *floating_point;
1499
1500 BT_LOGD("Creating CTF writer floating point number field object: ft-addr=%p", type);
1501 floating_point = g_new0(struct bt_ctf_field_common_floating_point, 1);
1502
1503 if (floating_point) {
1504 bt_ctf_field_common_initialize(BT_CTF_TO_COMMON(floating_point),
1505 (void *) type,
1506 true, (bt_ctf_object_release_func)
1507 bt_ctf_field_floating_point_destroy,
1508 &bt_ctf_field_floating_point_methods);
1509 floating_point->common.spec.writer.serialize_func =
1510 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_floating_point_serialize;
1511 BT_LOGD("Created CTF writer floating point number field object: addr=%p, ft-addr=%p",
1512 floating_point, type);
1513 } else {
1514 BT_LOGE_STR("Failed to allocate one floating point number field.");
1515 }
1516
1517 return (void *) floating_point;
1518 }
1519
1520 static
1521 struct bt_ctf_field *bt_ctf_field_structure_create(
1522 struct bt_ctf_field_type *type)
1523 {
1524 struct bt_ctf_field_common_structure *structure = g_new0(
1525 struct bt_ctf_field_common_structure, 1);
1526 int iret;
1527
1528 BT_LOGD("Creating CTF writer structure field object: ft-addr=%p", type);
1529
1530 if (!structure) {
1531 BT_LOGE_STR("Failed to allocate one structure field.");
1532 goto end;
1533 }
1534
1535 iret = bt_ctf_field_common_structure_initialize(BT_CTF_TO_COMMON(structure),
1536 (void *) type,
1537 true, (bt_ctf_object_release_func)
1538 bt_ctf_field_structure_destroy_recursive,
1539 &bt_ctf_field_structure_methods,
1540 (bt_ctf_field_common_create_func) bt_ctf_field_create,
1541 (GDestroyNotify) bt_ctf_object_put_ref);
1542 structure->common.spec.writer.serialize_func =
1543 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_structure_serialize_recursive;
1544 if (iret) {
1545 BT_CTF_OBJECT_PUT_REF_AND_RESET(structure);
1546 goto end;
1547 }
1548
1549 BT_LOGD("Created CTF writer structure field object: addr=%p, ft-addr=%p",
1550 structure, type);
1551
1552 end:
1553 return (void *) structure;
1554 }
1555
1556 static
1557 struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *type)
1558 {
1559 struct bt_ctf_field_type_common_variant *var_ft = (void *) type;
1560 struct bt_ctf_field_variant *variant = g_new0(
1561 struct bt_ctf_field_variant, 1);
1562
1563 BT_LOGD("Creating CTF writer variant field object: ft-addr=%p", type);
1564
1565 if (!variant) {
1566 BT_LOGE_STR("Failed to allocate one variant field.");
1567 goto end;
1568 }
1569
1570 bt_ctf_field_common_variant_initialize(BT_CTF_TO_COMMON(BT_CTF_TO_COMMON(variant)),
1571 (void *) type,
1572 true, (bt_ctf_object_release_func)
1573 bt_ctf_field_variant_destroy_recursive,
1574 &bt_ctf_field_variant_methods,
1575 (bt_ctf_field_common_create_func) bt_ctf_field_create,
1576 (GDestroyNotify) bt_ctf_object_put_ref);
1577 variant->tag = (void *) bt_ctf_field_create(
1578 BT_CTF_FROM_COMMON(var_ft->tag_ft));
1579 variant->common.common.spec.writer.serialize_func =
1580 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_variant_serialize_recursive;
1581 BT_LOGD("Created CTF writer variant field object: addr=%p, ft-addr=%p",
1582 variant, type);
1583
1584 end:
1585 return (void *) variant;
1586 }
1587
1588 static
1589 struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *type)
1590 {
1591 struct bt_ctf_field_common_array *array =
1592 g_new0(struct bt_ctf_field_common_array, 1);
1593 int ret;
1594
1595 BT_LOGD("Creating CTF writer array field object: ft-addr=%p", type);
1596 BT_ASSERT(type);
1597
1598 if (!array) {
1599 BT_LOGE_STR("Failed to allocate one array field.");
1600 goto end;
1601 }
1602
1603 ret = bt_ctf_field_common_array_initialize(BT_CTF_TO_COMMON(array),
1604 (void *) type,
1605 true, (bt_ctf_object_release_func)
1606 bt_ctf_field_array_destroy_recursive,
1607 &bt_ctf_field_array_methods,
1608 (bt_ctf_field_common_create_func) bt_ctf_field_create,
1609 (GDestroyNotify) bt_ctf_object_put_ref);
1610 array->common.spec.writer.serialize_func =
1611 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_array_serialize_recursive;
1612 if (ret) {
1613 BT_CTF_OBJECT_PUT_REF_AND_RESET(array);
1614 goto end;
1615 }
1616
1617 BT_LOGD("Created CTF writer array field object: addr=%p, ft-addr=%p",
1618 array, type);
1619
1620 end:
1621 return (void *) array;
1622 }
1623
1624 static
1625 struct bt_ctf_field *bt_ctf_field_sequence_create(struct bt_ctf_field_type *type)
1626 {
1627 struct bt_ctf_field_common_sequence *sequence = g_new0(
1628 struct bt_ctf_field_common_sequence, 1);
1629
1630 BT_LOGD("Creating CTF writer sequence field object: ft-addr=%p", type);
1631
1632 if (sequence) {
1633 bt_ctf_field_common_sequence_initialize(BT_CTF_TO_COMMON(sequence),
1634 (void *) type,
1635 true, (bt_ctf_object_release_func)
1636 bt_ctf_field_sequence_destroy_recursive,
1637 &bt_ctf_field_sequence_methods,
1638 (GDestroyNotify) bt_ctf_object_put_ref);
1639 sequence->common.spec.writer.serialize_func =
1640 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_sequence_serialize_recursive;
1641 BT_LOGD("Created CTF writer sequence field object: addr=%p, ft-addr=%p",
1642 sequence, type);
1643 } else {
1644 BT_LOGE_STR("Failed to allocate one sequence field.");
1645 }
1646
1647 return (void *) sequence;
1648 }
1649
1650 static
1651 struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *type)
1652 {
1653 struct bt_ctf_field_common_string *string = g_new0(
1654 struct bt_ctf_field_common_string, 1);
1655
1656 BT_LOGD("Creating CTF writer string field object: ft-addr=%p", type);
1657
1658 if (string) {
1659 bt_ctf_field_common_string_initialize(BT_CTF_TO_COMMON(string),
1660 (void *) type,
1661 true, (bt_ctf_object_release_func)
1662 bt_ctf_field_string_destroy,
1663 &bt_ctf_field_string_methods);
1664 string->common.spec.writer.serialize_func =
1665 (bt_ctf_field_serialize_recursive_func) bt_ctf_field_string_serialize;
1666 BT_LOGD("Created CTF writer string field object: addr=%p, ft-addr=%p",
1667 string, type);
1668 } else {
1669 BT_LOGE_STR("Failed to allocate one string field.");
1670 }
1671
1672 return (void *) string;
1673 }
1674
1675 static
1676 void bt_ctf_field_enumeration_set_is_frozen_recursive(
1677 struct bt_ctf_field_common *field, bool is_frozen)
1678 {
1679 struct bt_ctf_field_enumeration *enumeration = (void *) field;
1680
1681 if (enumeration->container) {
1682 bt_ctf_field_common_set_is_frozen_recursive(
1683 (void *) enumeration->container, is_frozen);
1684 }
1685
1686 bt_ctf_field_common_generic_set_is_frozen((void *) field, is_frozen);
1687 }
1688
1689 static
1690 int bt_ctf_field_enumeration_validate_recursive(struct bt_ctf_field_common *field)
1691 {
1692 int ret = -1;
1693 struct bt_ctf_field_enumeration *enumeration = (void *) field;
1694
1695 if (enumeration->container) {
1696 ret = bt_ctf_field_common_validate_recursive(
1697 (void *) enumeration->container);
1698 }
1699
1700 return ret;
1701 }
1702
1703 static
1704 bt_bool bt_ctf_field_enumeration_is_set_recursive(struct bt_ctf_field_common *field)
1705 {
1706 bt_bool is_set = BT_FALSE;
1707 struct bt_ctf_field_enumeration *enumeration = (void *) field;
1708
1709 if (enumeration->container) {
1710 is_set = bt_ctf_field_common_is_set_recursive(
1711 (void *) enumeration->container);
1712 }
1713
1714 return is_set;
1715 }
1716
1717 static
1718 void bt_ctf_field_enumeration_reset_recursive(struct bt_ctf_field_common *field)
1719 {
1720 struct bt_ctf_field_enumeration *enumeration = (void *) field;
1721
1722 if (enumeration->container) {
1723 bt_ctf_field_common_reset_recursive(
1724 (void *) enumeration->container);
1725 }
1726
1727 bt_ctf_field_common_generic_reset((void *) field);
1728 }
1729
1730 static
1731 void bt_ctf_field_variant_set_is_frozen_recursive(
1732 struct bt_ctf_field_common *field, bool is_frozen)
1733 {
1734 struct bt_ctf_field_variant *variant = (void *) field;
1735
1736 if (variant->tag) {
1737 bt_ctf_field_common_set_is_frozen_recursive(
1738 (void *) variant->tag, is_frozen);
1739 }
1740
1741 bt_ctf_field_common_variant_set_is_frozen_recursive((void *) field,
1742 is_frozen);
1743 }
1744
1745 static
1746 int bt_ctf_field_variant_validate_recursive(struct bt_ctf_field_common *field)
1747 {
1748 int ret;
1749 struct bt_ctf_field_variant *variant = (void *) field;
1750
1751 if (variant->tag) {
1752 ret = bt_ctf_field_common_validate_recursive(
1753 (void *) variant->tag);
1754 if (ret) {
1755 goto end;
1756 }
1757 }
1758
1759 ret = bt_ctf_field_common_variant_validate_recursive((void *) field);
1760
1761 end:
1762 return ret;
1763 }
1764
1765 static
1766 bt_bool bt_ctf_field_variant_is_set_recursive(struct bt_ctf_field_common *field)
1767 {
1768 bt_bool is_set;
1769 struct bt_ctf_field_variant *variant = (void *) field;
1770
1771 if (variant->tag) {
1772 is_set = bt_ctf_field_common_is_set_recursive(
1773 (void *) variant->tag);
1774 if (is_set) {
1775 goto end;
1776 }
1777 }
1778
1779 is_set = bt_ctf_field_common_variant_is_set_recursive((void *) field);
1780
1781 end:
1782 return is_set;
1783 }
1784
1785 static
1786 void bt_ctf_field_variant_reset_recursive(struct bt_ctf_field_common *field)
1787 {
1788 struct bt_ctf_field_variant *variant = (void *) field;
1789
1790 if (variant->tag) {
1791 bt_ctf_field_common_reset_recursive(
1792 (void *) variant->tag);
1793 }
1794
1795 bt_ctf_field_common_variant_reset_recursive((void *) field);
1796 }
1797
1798 BT_CTF_ASSERT_PRE_FUNC
1799 static inline bool field_to_set_has_expected_type(
1800 struct bt_ctf_field_common *struct_field,
1801 const char *name, struct bt_ctf_field_common *value)
1802 {
1803 bool ret = true;
1804 struct bt_ctf_field_type_common *expected_field_type = NULL;
1805
1806 expected_field_type =
1807 bt_ctf_field_type_common_structure_borrow_field_type_by_name(
1808 struct_field->type, name);
1809
1810 if (bt_ctf_field_type_common_compare(expected_field_type, value->type)) {
1811 BT_CTF_ASSERT_PRE_MSG("Value field's type is different from the expected field type: "
1812 "value-ft-addr=%p, expected-ft-addr=%p", value->type,
1813 expected_field_type);
1814 ret = false;
1815 goto end;
1816 }
1817
1818 end:
1819 return ret;
1820 }
1821
1822 BT_HIDDEN
1823 int bt_ctf_field_structure_set_field_by_name(struct bt_ctf_field *field,
1824 const char *name, struct bt_ctf_field *value)
1825 {
1826 int ret = 0;
1827 GQuark field_quark;
1828 struct bt_ctf_field_common *common_field = (void *) field;
1829 struct bt_ctf_field_common_structure *structure =
1830 BT_CTF_FROM_COMMON(common_field);
1831 struct bt_ctf_field_common *common_value = (void *) value;
1832 size_t index;
1833 GHashTable *field_name_to_index;
1834 struct bt_ctf_field_type_common_structure *structure_ft;
1835
1836 BT_CTF_ASSERT_PRE_NON_NULL(field, "Parent field");
1837 BT_CTF_ASSERT_PRE_NON_NULL(name, "Field name");
1838 BT_CTF_ASSERT_PRE_NON_NULL(value, "Value field");
1839 BT_CTF_ASSERT_PRE_CTF_FIELD_COMMON_HAS_TYPE_ID(common_field,
1840 BT_CTF_FIELD_TYPE_ID_STRUCT, "Parent field");
1841 BT_CTF_ASSERT_PRE(field_to_set_has_expected_type(common_field,
1842 name, common_value),
1843 "Value field's type is different from the expected field type.");
1844 field_quark = g_quark_from_string(name);
1845 structure_ft = BT_CTF_FROM_COMMON(common_field->type);
1846 field_name_to_index = structure_ft->field_name_to_index;
1847 if (!g_hash_table_lookup_extended(field_name_to_index,
1848 GUINT_TO_POINTER(field_quark), NULL,
1849 (gpointer *) &index)) {
1850 BT_LOGV("Invalid parameter: no such field in structure field's type: "
1851 "struct-field-addr=%p, struct-ft-addr=%p, "
1852 "field-ft-addr=%p, name=\"%s\"",
1853 field, common_field->type, common_value->type, name);
1854 ret = -1;
1855 goto end;
1856 }
1857 bt_ctf_object_get_ref(value);
1858 BT_CTF_OBJECT_MOVE_REF(structure->fields->pdata[index], value);
1859
1860 end:
1861 return ret;
1862 }
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