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lib: remove includes from logging.h
[babeltrace.git] / src / lib / trace-ir / field.c
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1/*
2 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
3 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 */
23
24#define BT_LOG_TAG "LIB/FIELD"
25#include "lib/logging.h"
26
27#include "lib/assert-pre.h"
28#include <babeltrace2/trace-ir/field.h>
29#include <babeltrace2/trace-ir/field-const.h>
30#include "lib/object.h"
31#include "compat/compiler.h"
32#include "compat/fcntl.h"
33#include "common/align.h"
34#include "common/assert.h"
35#include <inttypes.h>
36
37#include "field.h"
38#include "field-class.h"
39#include "lib/func-status.h"
40
41static
42void reset_single_field(struct bt_field *field);
43
44static
45void reset_array_field(struct bt_field *field);
46
47static
48void reset_structure_field(struct bt_field *field);
49
50static
51void reset_option_field(struct bt_field *field);
52
53static
54void reset_variant_field(struct bt_field *field);
55
56static
57void set_single_field_is_frozen(struct bt_field *field, bool is_frozen);
58
59static
60void set_array_field_is_frozen(struct bt_field *field, bool is_frozen);
61
62static
63void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen);
64
65static
66void set_option_field_is_frozen(struct bt_field *field, bool is_frozen);
67
68static
69void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen);
70
71static
72bool single_field_is_set(const struct bt_field *field);
73
74static
75bool array_field_is_set(const struct bt_field *field);
76
77static
78bool structure_field_is_set(const struct bt_field *field);
79
80static
81bool option_field_is_set(const struct bt_field *field);
82
83static
84bool variant_field_is_set(const struct bt_field *field);
85
86static
87struct bt_field_methods bool_field_methods = {
88 .set_is_frozen = set_single_field_is_frozen,
89 .is_set = single_field_is_set,
90 .reset = reset_single_field,
91};
92
93static
94struct bt_field_methods bit_array_field_methods = {
95 .set_is_frozen = set_single_field_is_frozen,
96 .is_set = single_field_is_set,
97 .reset = reset_single_field,
98};
99
100static
101struct bt_field_methods integer_field_methods = {
102 .set_is_frozen = set_single_field_is_frozen,
103 .is_set = single_field_is_set,
104 .reset = reset_single_field,
105};
106
107static
108struct bt_field_methods real_field_methods = {
109 .set_is_frozen = set_single_field_is_frozen,
110 .is_set = single_field_is_set,
111 .reset = reset_single_field,
112};
113
114static
115struct bt_field_methods string_field_methods = {
116 .set_is_frozen = set_single_field_is_frozen,
117 .is_set = single_field_is_set,
118 .reset = reset_single_field,
119};
120
121static
122struct bt_field_methods structure_field_methods = {
123 .set_is_frozen = set_structure_field_is_frozen,
124 .is_set = structure_field_is_set,
125 .reset = reset_structure_field,
126};
127
128static
129struct bt_field_methods array_field_methods = {
130 .set_is_frozen = set_array_field_is_frozen,
131 .is_set = array_field_is_set,
132 .reset = reset_array_field,
133};
134
135static
136struct bt_field_methods option_field_methods = {
137 .set_is_frozen = set_option_field_is_frozen,
138 .is_set = option_field_is_set,
139 .reset = reset_option_field,
140};
141
142static
143struct bt_field_methods variant_field_methods = {
144 .set_is_frozen = set_variant_field_is_frozen,
145 .is_set = variant_field_is_set,
146 .reset = reset_variant_field,
147};
148
149static
150struct bt_field *create_bool_field(struct bt_field_class *);
151
152static
153struct bt_field *create_bit_array_field(struct bt_field_class *);
154
155static
156struct bt_field *create_integer_field(struct bt_field_class *);
157
158static
159struct bt_field *create_real_field(struct bt_field_class *);
160
161static
162struct bt_field *create_string_field(struct bt_field_class *);
163
164static
165struct bt_field *create_structure_field(struct bt_field_class *);
166
167static
168struct bt_field *create_static_array_field(struct bt_field_class *);
169
170static
171struct bt_field *create_dynamic_array_field(struct bt_field_class *);
172
173static
174struct bt_field *create_option_field(struct bt_field_class *);
175
176static
177struct bt_field *create_variant_field(struct bt_field_class *);
178
179static
180void destroy_bool_field(struct bt_field *field);
181
182static
183void destroy_bit_array_field(struct bt_field *field);
184
185static
186void destroy_integer_field(struct bt_field *field);
187
188static
189void destroy_real_field(struct bt_field *field);
190
191static
192void destroy_string_field(struct bt_field *field);
193
194static
195void destroy_structure_field(struct bt_field *field);
196
197static
198void destroy_array_field(struct bt_field *field);
199
200static
201void destroy_option_field(struct bt_field *field);
202
203static
204void destroy_variant_field(struct bt_field *field);
205
206struct bt_field_class *bt_field_borrow_class(struct bt_field *field)
207{
208 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
209 return field->class;
210}
211
212const struct bt_field_class *bt_field_borrow_class_const(
213 const struct bt_field *field)
214{
215 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
216 return field->class;
217}
218
219enum bt_field_class_type bt_field_get_class_type(const struct bt_field *field)
220{
221 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
222 return field->class->type;
223}
224
225BT_HIDDEN
226struct bt_field *bt_field_create(struct bt_field_class *fc)
227{
228 struct bt_field *field = NULL;
229
230 BT_ASSERT(fc);
231
232 switch (fc->type) {
233 case BT_FIELD_CLASS_TYPE_BOOL:
234 field = create_bool_field(fc);
235 break;
236 case BT_FIELD_CLASS_TYPE_BIT_ARRAY:
237 field = create_bit_array_field(fc);
238 break;
239 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
240 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
241 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
242 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
243 field = create_integer_field(fc);
244 break;
245 case BT_FIELD_CLASS_TYPE_SINGLE_PRECISION_REAL:
246 case BT_FIELD_CLASS_TYPE_DOUBLE_PRECISION_REAL:
247 field = create_real_field(fc);
248 break;
249 case BT_FIELD_CLASS_TYPE_STRING:
250 field = create_string_field(fc);
251 break;
252 case BT_FIELD_CLASS_TYPE_STRUCTURE:
253 field = create_structure_field(fc);
254 break;
255 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
256 field = create_static_array_field(fc);
257 break;
258 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITHOUT_LENGTH_FIELD:
259 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITH_LENGTH_FIELD:
260 field = create_dynamic_array_field(fc);
261 break;
262 case BT_FIELD_CLASS_TYPE_OPTION_WITHOUT_SELECTOR_FIELD:
263 case BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR_FIELD:
264 case BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR_FIELD:
265 case BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR_FIELD:
266 field = create_option_field(fc);
267 break;
268 case BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR_FIELD:
269 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_INTEGER_SELECTOR_FIELD:
270 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_INTEGER_SELECTOR_FIELD:
271 field = create_variant_field(fc);
272 break;
273 default:
274 abort();
275 }
276
277 if (!field) {
278 BT_LIB_LOGE_APPEND_CAUSE("Cannot create field object from field class: "
279 "%![fc-]+F", fc);
280 goto end;
281 }
282
283end:
284 return field;
285}
286
287static inline
288void init_field(struct bt_field *field, struct bt_field_class *fc,
289 struct bt_field_methods *methods)
290{
291 BT_ASSERT(field);
292 BT_ASSERT(fc);
293 bt_object_init_unique(&field->base);
294 field->methods = methods;
295 field->class = fc;
296 bt_object_get_ref_no_null_check(fc);
297}
298
299static
300struct bt_field *create_bool_field(struct bt_field_class *fc)
301{
302 struct bt_field_bool *bool_field;
303
304 BT_LIB_LOGD("Creating boolean field object: %![fc-]+F", fc);
305 bool_field = g_new0(struct bt_field_bool, 1);
306 if (!bool_field) {
307 BT_LIB_LOGE_APPEND_CAUSE(
308 "Failed to allocate one boolean field.");
309 goto end;
310 }
311
312 init_field((void *) bool_field, fc, &bool_field_methods);
313 BT_LIB_LOGD("Created boolean field object: %!+f", bool_field);
314
315end:
316 return (void *) bool_field;
317}
318
319static
320struct bt_field *create_bit_array_field(struct bt_field_class *fc)
321{
322 struct bt_field_bit_array *ba_field;
323
324 BT_LIB_LOGD("Creating bit array field object: %![fc-]+F", fc);
325 ba_field = g_new0(struct bt_field_bit_array, 1);
326 if (!ba_field) {
327 BT_LIB_LOGE_APPEND_CAUSE(
328 "Failed to allocate one bit array field.");
329 goto end;
330 }
331
332 init_field((void *) ba_field, fc, &bit_array_field_methods);
333 BT_LIB_LOGD("Created bit array field object: %!+f", ba_field);
334
335end:
336 return (void *) ba_field;
337}
338
339static
340struct bt_field *create_integer_field(struct bt_field_class *fc)
341{
342 struct bt_field_integer *int_field;
343
344 BT_LIB_LOGD("Creating integer field object: %![fc-]+F", fc);
345 int_field = g_new0(struct bt_field_integer, 1);
346 if (!int_field) {
347 BT_LIB_LOGE_APPEND_CAUSE(
348 "Failed to allocate one integer field.");
349 goto end;
350 }
351
352 init_field((void *) int_field, fc, &integer_field_methods);
353 BT_LIB_LOGD("Created integer field object: %!+f", int_field);
354
355end:
356 return (void *) int_field;
357}
358
359static
360struct bt_field *create_real_field(struct bt_field_class *fc)
361{
362 struct bt_field_real *real_field;
363
364 BT_LIB_LOGD("Creating real field object: %![fc-]+F", fc);
365 real_field = g_new0(struct bt_field_real, 1);
366 if (!real_field) {
367 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one real field.");
368 goto end;
369 }
370
371 init_field((void *) real_field, fc, &real_field_methods);
372 BT_LIB_LOGD("Created real field object: %!+f", real_field);
373
374end:
375 return (void *) real_field;
376}
377
378static
379struct bt_field *create_string_field(struct bt_field_class *fc)
380{
381 struct bt_field_string *string_field;
382
383 BT_LIB_LOGD("Creating string field object: %![fc-]+F", fc);
384 string_field = g_new0(struct bt_field_string, 1);
385 if (!string_field) {
386 BT_LIB_LOGE_APPEND_CAUSE(
387 "Failed to allocate one string field.");
388 goto end;
389 }
390
391 init_field((void *) string_field, fc, &string_field_methods);
392 string_field->buf = g_array_sized_new(FALSE, FALSE,
393 sizeof(char), 1);
394 if (!string_field->buf) {
395 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GArray.");
396 bt_field_destroy((void *) string_field);
397 string_field = NULL;
398 goto end;
399 }
400
401 g_array_index(string_field->buf, char, 0) = '\0';
402 BT_LIB_LOGD("Created string field object: %!+f", string_field);
403
404end:
405 return (void *) string_field;
406}
407
408static inline
409int create_fields_from_named_field_classes(
410 struct bt_field_class_named_field_class_container *fc,
411 GPtrArray **fields)
412{
413 int ret = 0;
414 uint64_t i;
415
416 *fields = g_ptr_array_new_with_free_func(
417 (GDestroyNotify) bt_field_destroy);
418 if (!*fields) {
419 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GPtrArray.");
420 ret = -1;
421 goto end;
422 }
423
424 g_ptr_array_set_size(*fields, fc->named_fcs->len);
425
426 for (i = 0; i < fc->named_fcs->len; i++) {
427 struct bt_field *field;
428 struct bt_named_field_class *named_fc = fc->named_fcs->pdata[i];
429
430 field = bt_field_create(named_fc->fc);
431 if (!field) {
432 BT_LIB_LOGE_APPEND_CAUSE(
433 "Failed to create structure member or variant option field: "
434 "name=\"%s\", %![fc-]+F",
435 named_fc->name->str, named_fc->fc);
436 ret = -1;
437 goto end;
438 }
439
440 g_ptr_array_index(*fields, i) = field;
441 }
442
443end:
444 return ret;
445}
446
447static
448struct bt_field *create_structure_field(struct bt_field_class *fc)
449{
450 struct bt_field_structure *struct_field;
451
452 BT_LIB_LOGD("Creating structure field object: %![fc-]+F", fc);
453 struct_field = g_new0(struct bt_field_structure, 1);
454 if (!struct_field) {
455 BT_LIB_LOGE_APPEND_CAUSE(
456 "Failed to allocate one structure field.");
457 goto end;
458 }
459
460 init_field((void *) struct_field, fc, &structure_field_methods);
461
462 if (create_fields_from_named_field_classes((void *) fc,
463 &struct_field->fields)) {
464 BT_LIB_LOGE_APPEND_CAUSE(
465 "Cannot create structure member fields: %![fc-]+F", fc);
466 bt_field_destroy((void *) struct_field);
467 struct_field = NULL;
468 goto end;
469 }
470
471 BT_LIB_LOGD("Created structure field object: %!+f", struct_field);
472
473end:
474 return (void *) struct_field;
475}
476
477static
478struct bt_field *create_option_field(struct bt_field_class *fc)
479{
480 struct bt_field_option *opt_field;
481 struct bt_field_class_option *opt_fc = (void *) fc;
482
483 BT_LIB_LOGD("Creating option field object: %![fc-]+F", fc);
484 opt_field = g_new0(struct bt_field_option, 1);
485 if (!opt_field) {
486 BT_LIB_LOGE_APPEND_CAUSE(
487 "Failed to allocate one option field.");
488 goto end;
489 }
490
491 init_field((void *) opt_field, fc, &option_field_methods);
492 opt_field->content_field = bt_field_create(opt_fc->content_fc);
493 if (!opt_field->content_field) {
494 BT_LIB_LOGE_APPEND_CAUSE(
495 "Failed to create option field's content field: "
496 "%![opt-fc-]+F, %![content-fc-]+F",
497 opt_fc, opt_fc->content_fc);
498 bt_field_destroy((void *) opt_field);
499 opt_field = NULL;
500 goto end;
501 }
502
503 BT_LIB_LOGD("Created option field object: %!+f", opt_field);
504
505end:
506 return (void *) opt_field;
507}
508
509static
510struct bt_field *create_variant_field(struct bt_field_class *fc)
511{
512 struct bt_field_variant *var_field;
513
514 BT_LIB_LOGD("Creating variant field object: %![fc-]+F", fc);
515 var_field = g_new0(struct bt_field_variant, 1);
516 if (!var_field) {
517 BT_LIB_LOGE_APPEND_CAUSE(
518 "Failed to allocate one variant field.");
519 goto end;
520 }
521
522 init_field((void *) var_field, fc, &variant_field_methods);
523
524 if (create_fields_from_named_field_classes((void *) fc,
525 &var_field->fields)) {
526 BT_LIB_LOGE_APPEND_CAUSE("Cannot create variant member fields: "
527 "%![fc-]+F", fc);
528 bt_field_destroy((void *) var_field);
529 var_field = NULL;
530 goto end;
531 }
532
533 BT_LIB_LOGD("Created variant field object: %!+f", var_field);
534
535end:
536 return (void *) var_field;
537}
538
539static inline
540int init_array_field_fields(struct bt_field_array *array_field)
541{
542 int ret = 0;
543 uint64_t i;
544 struct bt_field_class_array *array_fc;
545
546 BT_ASSERT(array_field);
547 array_fc = (void *) array_field->common.class;
548 array_field->fields = g_ptr_array_sized_new(array_field->length);
549 if (!array_field->fields) {
550 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GPtrArray.");
551 ret = -1;
552 goto end;
553 }
554
555 g_ptr_array_set_free_func(array_field->fields,
556 (GDestroyNotify) bt_field_destroy);
557 g_ptr_array_set_size(array_field->fields, array_field->length);
558
559 for (i = 0; i < array_field->length; i++) {
560 array_field->fields->pdata[i] = bt_field_create(
561 array_fc->element_fc);
562 if (!array_field->fields->pdata[i]) {
563 BT_LIB_LOGE_APPEND_CAUSE(
564 "Cannot create array field's element field: "
565 "index=%" PRIu64 ", %![fc-]+F", i, array_fc);
566 ret = -1;
567 goto end;
568 }
569 }
570
571end:
572 return ret;
573}
574
575static
576struct bt_field *create_static_array_field(struct bt_field_class *fc)
577{
578 struct bt_field_class_array_static *array_fc = (void *) fc;
579 struct bt_field_array *array_field;
580
581 BT_LIB_LOGD("Creating static array field object: %![fc-]+F", fc);
582 array_field = g_new0(struct bt_field_array, 1);
583 if (!array_field) {
584 BT_LIB_LOGE_APPEND_CAUSE(
585 "Failed to allocate one static array field.");
586 goto end;
587 }
588
589 init_field((void *) array_field, fc, &array_field_methods);
590 array_field->length = array_fc->length;
591
592 if (init_array_field_fields(array_field)) {
593 BT_LIB_LOGE_APPEND_CAUSE("Cannot create static array fields: "
594 "%![fc-]+F", fc);
595 bt_field_destroy((void *) array_field);
596 array_field = NULL;
597 goto end;
598 }
599
600 BT_LIB_LOGD("Created static array field object: %!+f", array_field);
601
602end:
603 return (void *) array_field;
604}
605
606static
607struct bt_field *create_dynamic_array_field(struct bt_field_class *fc)
608{
609 struct bt_field_array *array_field;
610
611 BT_LIB_LOGD("Creating dynamic array field object: %![fc-]+F", fc);
612 array_field = g_new0(struct bt_field_array, 1);
613 if (!array_field) {
614 BT_LIB_LOGE_APPEND_CAUSE(
615 "Failed to allocate one dynamic array field.");
616 goto end;
617 }
618
619 init_field((void *) array_field, fc, &array_field_methods);
620
621 if (init_array_field_fields(array_field)) {
622 BT_LIB_LOGE_APPEND_CAUSE("Cannot create dynamic array fields: "
623 "%![fc-]+F", fc);
624 bt_field_destroy((void *) array_field);
625 array_field = NULL;
626 goto end;
627 }
628
629 BT_LIB_LOGD("Created dynamic array field object: %!+f", array_field);
630
631end:
632 return (void *) array_field;
633}
634
635bt_bool bt_field_bool_get_value(const struct bt_field *field)
636{
637 const struct bt_field_bool *bool_field = (const void *) field;
638
639 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
640 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
641 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_BOOL,
642 "Field");
643 return (bt_bool) bool_field->value;
644}
645
646void bt_field_bool_set_value(struct bt_field *field, bt_bool value)
647{
648 struct bt_field_bool *bool_field = (void *) field;
649
650 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
651 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_BOOL,
652 "Field");
653 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
654 bool_field->value = (bool) value;
655 bt_field_set_single(field, true);
656}
657
658uint64_t bt_field_bit_array_get_value_as_integer(const struct bt_field *field)
659{
660 const struct bt_field_bit_array *ba_field = (const void *) field;
661
662 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
663 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
664 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
665 BT_FIELD_CLASS_TYPE_BIT_ARRAY, "Field");
666 return ba_field->value_as_int;
667}
668
669void bt_field_bit_array_set_value_as_integer(struct bt_field *field,
670 uint64_t value)
671{
672 struct bt_field_bit_array *ba_field = (void *) field;
673 struct bt_field_class_bit_array *ba_fc;
674
675 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
676 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
677 BT_FIELD_CLASS_TYPE_BIT_ARRAY, "Field");
678 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
679 ba_fc = (void *) field->class;
680 ba_field->value_as_int = value;
681
682 if (ba_fc->length < 64) {
683 /* Apply mask */
684 ba_field->value_as_int &= ((UINT64_C(1) << ba_fc->length) - 1);
685 }
686
687 bt_field_set_single(field, true);
688}
689
690int64_t bt_field_integer_signed_get_value(const struct bt_field *field)
691{
692 const struct bt_field_integer *int_field = (const void *) field;
693
694 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
695 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
696 BT_ASSERT_PRE_DEV_FIELD_IS_SIGNED_INT(field, "Field");
697 return int_field->value.i;
698}
699
700void bt_field_integer_signed_set_value(struct bt_field *field, int64_t value)
701{
702 struct bt_field_integer *int_field = (void *) field;
703
704 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
705 BT_ASSERT_PRE_DEV_FIELD_IS_SIGNED_INT(field, "Field");
706 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
707 BT_ASSERT_PRE_DEV(bt_util_value_is_in_range_signed(
708 ((struct bt_field_class_integer *) field->class)->range, value),
709 "Value is out of bounds: value=%" PRId64 ", %![field-]+f, "
710 "%![fc-]+F", value, field, field->class);
711 int_field->value.i = value;
712 bt_field_set_single(field, true);
713}
714
715uint64_t bt_field_integer_unsigned_get_value(const struct bt_field *field)
716{
717 const struct bt_field_integer *int_field = (const void *) field;
718
719 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
720 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
721 BT_ASSERT_PRE_DEV_FIELD_IS_UNSIGNED_INT(field, "Field");
722 return int_field->value.u;
723}
724
725void bt_field_integer_unsigned_set_value(struct bt_field *field, uint64_t value)
726{
727 struct bt_field_integer *int_field = (void *) field;
728
729 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
730 BT_ASSERT_PRE_DEV_FIELD_IS_UNSIGNED_INT(field, "Field");
731 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
732 BT_ASSERT_PRE_DEV(bt_util_value_is_in_range_unsigned(
733 ((struct bt_field_class_integer *) field->class)->range, value),
734 "Value is out of bounds: value=%" PRIu64 ", %![field-]+f, "
735 "%![fc-]+F", value, field, field->class);
736 int_field->value.u = value;
737 bt_field_set_single(field, true);
738}
739
740float bt_field_real_single_precision_get_value(const struct bt_field *field)
741{
742 const struct bt_field_real *real_field = (const void *) field;
743
744 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
745 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
746 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
747 BT_FIELD_CLASS_TYPE_SINGLE_PRECISION_REAL, "Field");
748 return (float) real_field->value;
749}
750
751double bt_field_real_double_precision_get_value(const struct bt_field *field)
752{
753 const struct bt_field_real *real_field = (const void *) field;
754
755 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
756 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
757 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
758 BT_FIELD_CLASS_TYPE_DOUBLE_PRECISION_REAL, "Field");
759
760 return real_field->value;
761}
762
763void bt_field_real_single_precision_set_value(struct bt_field *field,
764 float value)
765{
766 struct bt_field_real *real_field = (void *) field;
767
768 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
769 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
770 BT_FIELD_CLASS_TYPE_SINGLE_PRECISION_REAL, "Field");
771 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
772
773 real_field->value = (double) value;
774 bt_field_set_single(field, true);
775}
776
777void bt_field_real_double_precision_set_value(struct bt_field *field,
778 double value)
779{
780 struct bt_field_real *real_field = (void *) field;
781
782 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
783 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
784 BT_FIELD_CLASS_TYPE_DOUBLE_PRECISION_REAL, "Field");
785 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
786
787 real_field->value = value;
788 bt_field_set_single(field, true);
789}
790
791enum bt_field_enumeration_get_mapping_labels_status
792bt_field_enumeration_unsigned_get_mapping_labels(
793 const struct bt_field *field,
794 bt_field_class_enumeration_mapping_label_array *label_array,
795 uint64_t *count)
796{
797 const struct bt_field_integer *int_field = (const void *) field;
798
799 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
800 BT_ASSERT_PRE_DEV_NON_NULL(label_array, "Label array (output)");
801 BT_ASSERT_PRE_DEV_NON_NULL(label_array, "Count (output)");
802 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
803 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
804 BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, "Field");
805 return (int)
806 bt_field_class_enumeration_unsigned_get_mapping_labels_for_value(
807 field->class, int_field->value.u, label_array, count);
808}
809
810enum bt_field_enumeration_get_mapping_labels_status
811bt_field_enumeration_signed_get_mapping_labels(
812 const struct bt_field *field,
813 bt_field_class_enumeration_mapping_label_array *label_array,
814 uint64_t *count)
815{
816 const struct bt_field_integer *int_field = (const void *) field;
817
818 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
819 BT_ASSERT_PRE_DEV_NON_NULL(label_array, "Label array (output)");
820 BT_ASSERT_PRE_DEV_NON_NULL(label_array, "Count (output)");
821 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
822 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
823 BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, "Field");
824 return (int)
825 bt_field_class_enumeration_signed_get_mapping_labels_for_value(
826 field->class, int_field->value.i, label_array, count);
827}
828
829const char *bt_field_string_get_value(const struct bt_field *field)
830{
831 const struct bt_field_string *string_field = (const void *) field;
832
833 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
834 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
835 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING,
836 "Field");
837 return (const char *) string_field->buf->data;
838}
839
840uint64_t bt_field_string_get_length(const struct bt_field *field)
841{
842 const struct bt_field_string *string_field = (const void *) field;
843
844 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
845 BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
846 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING,
847 "Field");
848 return string_field->length;
849}
850
851static inline
852void clear_string_field(struct bt_field *field)
853{
854 struct bt_field_string *string_field = (void *) field;
855
856 BT_ASSERT(field);
857 string_field->length = 0;
858 bt_field_set_single(field, true);
859}
860
861enum bt_field_string_set_value_status bt_field_string_set_value(
862 struct bt_field *field, const char *value)
863{
864 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
865 BT_ASSERT_PRE_DEV_NON_NULL(value, "Value");
866 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
867 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING,
868 "Field");
869 clear_string_field(field);
870 return (int) bt_field_string_append_with_length(field, value,
871 (uint64_t) strlen(value));
872}
873
874enum bt_field_string_append_status bt_field_string_append(
875 struct bt_field *field, const char *value)
876{
877 return bt_field_string_append_with_length(field,
878 value, (uint64_t) strlen(value));
879}
880
881enum bt_field_string_append_status bt_field_string_append_with_length(
882 struct bt_field *field, const char *value, uint64_t length)
883{
884 struct bt_field_string *string_field = (void *) field;
885 char *data;
886 uint64_t new_length;
887
888 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
889 BT_ASSERT_PRE_DEV_NON_NULL(value, "Value");
890 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
891 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
892 BT_FIELD_CLASS_TYPE_STRING, "Field");
893
894 /* Make sure no null bytes are appended */
895 BT_ASSERT_PRE_DEV(!memchr(value, '\0', length),
896 "String value to append contains a null character: "
897 "partial-value=\"%.32s\", length=%" PRIu64, value, length);
898
899 new_length = length + string_field->length;
900
901 if (G_UNLIKELY(new_length + 1 > string_field->buf->len)) {
902 g_array_set_size(string_field->buf, new_length + 1);
903 }
904
905 data = string_field->buf->data;
906 memcpy(data + string_field->length, value, length);
907 ((char *) string_field->buf->data)[new_length] = '\0';
908 string_field->length = new_length;
909 bt_field_set_single(field, true);
910 return BT_FUNC_STATUS_OK;
911}
912
913void bt_field_string_clear(struct bt_field *field)
914{
915 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
916 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
917 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
918 BT_FIELD_CLASS_TYPE_STRING, "Field");
919 clear_string_field(field);
920}
921
922uint64_t bt_field_array_get_length(const struct bt_field *field)
923{
924 const struct bt_field_array *array_field = (const void *) field;
925
926 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
927 BT_ASSERT_PRE_DEV_FIELD_IS_ARRAY(field, "Field");
928 return array_field->length;
929}
930
931enum bt_field_array_dynamic_set_length_status bt_field_array_dynamic_set_length(
932 struct bt_field *field, uint64_t length)
933{
934 int ret = BT_FUNC_STATUS_OK;
935 struct bt_field_array *array_field = (void *) field;
936
937 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
938 BT_ASSERT_PRE_DEV_FIELD_IS_DYNAMIC_ARRAY(field, "Field");
939 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
940
941 if (G_UNLIKELY(length > array_field->fields->len)) {
942 /* Make more room */
943 struct bt_field_class_array *array_fc;
944 uint64_t cur_len = array_field->fields->len;
945 uint64_t i;
946
947 g_ptr_array_set_size(array_field->fields, length);
948 array_fc = (void *) field->class;
949
950 for (i = cur_len; i < array_field->fields->len; i++) {
951 struct bt_field *elem_field = bt_field_create(
952 array_fc->element_fc);
953
954 if (!elem_field) {
955 BT_LIB_LOGE_APPEND_CAUSE(
956 "Cannot create element field for "
957 "dynamic array field: "
958 "index=%" PRIu64 ", "
959 "%![array-field-]+f", i, field);
960 ret = BT_FUNC_STATUS_MEMORY_ERROR;
961 goto end;
962 }
963
964 BT_ASSERT(!array_field->fields->pdata[i]);
965 array_field->fields->pdata[i] = elem_field;
966 }
967 }
968
969 array_field->length = length;
970
971end:
972 return ret;
973}
974
975static inline
976struct bt_field *borrow_array_field_element_field_by_index(
977 struct bt_field *field, uint64_t index)
978{
979 struct bt_field_array *array_field = (void *) field;
980
981 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
982 BT_ASSERT_PRE_DEV_FIELD_IS_ARRAY(field, "Field");
983 BT_ASSERT_PRE_DEV_VALID_INDEX(index, array_field->length);
984 return array_field->fields->pdata[index];
985}
986
987struct bt_field *bt_field_array_borrow_element_field_by_index(
988 struct bt_field *field, uint64_t index)
989{
990 return borrow_array_field_element_field_by_index(field, index);
991}
992
993const struct bt_field *
994bt_field_array_borrow_element_field_by_index_const(
995 const struct bt_field *field, uint64_t index)
996{
997 return borrow_array_field_element_field_by_index((void *) field, index);
998}
999
1000static inline
1001struct bt_field *borrow_structure_field_member_field_by_index(
1002 struct bt_field *field, uint64_t index)
1003{
1004 struct bt_field_structure *struct_field = (void *) field;
1005
1006 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1007 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
1008 BT_FIELD_CLASS_TYPE_STRUCTURE, "Field");
1009 BT_ASSERT_PRE_DEV_VALID_INDEX(index, struct_field->fields->len);
1010 return struct_field->fields->pdata[index];
1011}
1012
1013struct bt_field *bt_field_structure_borrow_member_field_by_index(
1014 struct bt_field *field, uint64_t index)
1015{
1016 return borrow_structure_field_member_field_by_index(field,
1017 index);
1018}
1019
1020const struct bt_field *
1021bt_field_structure_borrow_member_field_by_index_const(
1022 const struct bt_field *field, uint64_t index)
1023{
1024 return borrow_structure_field_member_field_by_index(
1025 (void *) field, index);
1026}
1027
1028static inline
1029struct bt_field *borrow_structure_field_member_field_by_name(
1030 struct bt_field *field, const char *name)
1031{
1032 struct bt_field *ret_field = NULL;
1033 struct bt_field_class_structure *struct_fc;
1034 struct bt_field_structure *struct_field = (void *) field;
1035 gpointer orig_key;
1036 gpointer index;
1037
1038 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1039 BT_ASSERT_PRE_DEV_NON_NULL(name, "Field name");
1040 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
1041 BT_FIELD_CLASS_TYPE_STRUCTURE, "Field");
1042 struct_fc = (void *) field->class;
1043
1044 if (!g_hash_table_lookup_extended(struct_fc->common.name_to_index, name,
1045 &orig_key, &index)) {
1046 goto end;
1047 }
1048
1049 ret_field = struct_field->fields->pdata[GPOINTER_TO_UINT(index)];
1050 BT_ASSERT(ret_field);
1051
1052end:
1053 return ret_field;
1054}
1055
1056struct bt_field *bt_field_structure_borrow_member_field_by_name(
1057 struct bt_field *field, const char *name)
1058{
1059 return borrow_structure_field_member_field_by_name(field, name);
1060}
1061
1062const struct bt_field *bt_field_structure_borrow_member_field_by_name_const(
1063 const struct bt_field *field, const char *name)
1064{
1065 return borrow_structure_field_member_field_by_name(
1066 (void *) field, name);
1067}
1068
1069void bt_field_option_set_has_field(struct bt_field *field, bt_bool has_field)
1070{
1071 struct bt_field_option *opt_field = (void *) field;
1072
1073 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1074 BT_ASSERT_PRE_DEV_FIELD_IS_OPTION(field, "Field");
1075 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
1076
1077 if (has_field) {
1078 opt_field->selected_field = opt_field->content_field;
1079 } else {
1080 opt_field->selected_field = NULL;
1081 }
1082}
1083
1084struct bt_field *bt_field_option_borrow_field(struct bt_field *field)
1085{
1086 struct bt_field_option *opt_field = (void *) field;
1087
1088 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1089 BT_ASSERT_PRE_DEV_FIELD_IS_OPTION(field, "Field");
1090 return opt_field->selected_field;
1091}
1092
1093const struct bt_field *bt_field_option_borrow_field_const(
1094 const struct bt_field *field)
1095{
1096 return (const void *) bt_field_option_borrow_field((void *) field);
1097}
1098
1099static inline
1100struct bt_field *borrow_variant_field_selected_option_field(
1101 struct bt_field *field)
1102{
1103 struct bt_field_variant *var_field = (void *) field;
1104
1105 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1106 BT_ASSERT_PRE_DEV_FIELD_IS_VARIANT(field, "Field");
1107 BT_ASSERT_PRE_DEV(var_field->selected_field,
1108 "Variant field has no selected field: %!+f", field);
1109 return var_field->selected_field;
1110}
1111
1112struct bt_field *bt_field_variant_borrow_selected_option_field(
1113 struct bt_field *field)
1114{
1115 return borrow_variant_field_selected_option_field(field);
1116}
1117
1118const struct bt_field *bt_field_variant_borrow_selected_option_field_const(
1119 const struct bt_field *field)
1120{
1121 return borrow_variant_field_selected_option_field((void *) field);
1122}
1123
1124static
1125const struct bt_field_class_variant_option *
1126borrow_variant_field_selected_class_option(const struct bt_field *field)
1127{
1128 const struct bt_field_class_named_field_class_container *container_fc;
1129 const struct bt_field_variant *var_field = (const void *) field;
1130
1131 BT_ASSERT(field);
1132 BT_ASSERT_PRE_DEV(var_field->selected_field,
1133 "Variant field has no selected field: %!+f", field);
1134 container_fc = (const void *) field->class;
1135 return container_fc->named_fcs->pdata[var_field->selected_index];
1136}
1137
1138const struct bt_field_class_variant_option *
1139bt_field_variant_borrow_selected_class_option_const(
1140 const struct bt_field *field)
1141{
1142 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1143 BT_ASSERT_PRE_DEV_FIELD_IS_VARIANT(field, "Field");
1144 return borrow_variant_field_selected_class_option(field);
1145}
1146
1147const struct bt_field_class_variant_with_selector_field_integer_unsigned_option *
1148bt_field_variant_with_unsigned_integer_selector_borrow_selected_class_option_const(
1149 const struct bt_field *field)
1150{
1151 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1152 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
1153 BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_INTEGER_SELECTOR_FIELD, "Field");
1154 return (const void *) borrow_variant_field_selected_class_option(field);
1155}
1156
1157const struct bt_field_class_variant_with_selector_field_integer_signed_option *
1158bt_field_variant_with_signed_integer_selector_borrow_selected_class_option_const(
1159 const struct bt_field *field)
1160{
1161 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1162 BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
1163 BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_INTEGER_SELECTOR_FIELD, "Field");
1164 return (const void *) borrow_variant_field_selected_class_option(field);
1165}
1166
1167enum bt_field_variant_select_option_field_by_index_status
1168bt_field_variant_select_option_field_by_index(
1169 struct bt_field *field, uint64_t index)
1170{
1171 struct bt_field_variant *var_field = (void *) field;
1172
1173 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1174 BT_ASSERT_PRE_DEV_FIELD_IS_VARIANT(field, "Field");
1175 BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
1176 BT_ASSERT_PRE_DEV_VALID_INDEX(index, var_field->fields->len);
1177 var_field->selected_field = var_field->fields->pdata[index];
1178 var_field->selected_index = index;
1179 return BT_FUNC_STATUS_OK;
1180}
1181
1182uint64_t bt_field_variant_get_selected_option_field_index(
1183 const struct bt_field *field)
1184{
1185 const struct bt_field_variant *var_field = (const void *) field;
1186
1187 BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
1188 BT_ASSERT_PRE_DEV_FIELD_IS_VARIANT(field, "Field");
1189 BT_ASSERT_PRE_DEV(var_field->selected_field,
1190 "Variant field has no selected field: %!+f", field);
1191 return var_field->selected_index;
1192}
1193
1194static inline
1195void bt_field_finalize(struct bt_field *field)
1196{
1197 BT_ASSERT(field);
1198 BT_LOGD_STR("Putting field's class.");
1199 BT_OBJECT_PUT_REF_AND_RESET(field->class);
1200}
1201
1202static
1203void destroy_bool_field(struct bt_field *field)
1204{
1205 BT_ASSERT(field);
1206 BT_LIB_LOGD("Destroying boolean field object: %!+f", field);
1207 bt_field_finalize(field);
1208 g_free(field);
1209}
1210
1211static
1212void destroy_bit_array_field(struct bt_field *field)
1213{
1214 BT_ASSERT(field);
1215 BT_LIB_LOGD("Destroying bit array field object: %!+f", field);
1216 bt_field_finalize(field);
1217 g_free(field);
1218}
1219
1220static
1221void destroy_integer_field(struct bt_field *field)
1222{
1223 BT_ASSERT(field);
1224 BT_LIB_LOGD("Destroying integer field object: %!+f", field);
1225 bt_field_finalize(field);
1226 g_free(field);
1227}
1228
1229static
1230void destroy_real_field(struct bt_field *field)
1231{
1232 BT_ASSERT(field);
1233 BT_LIB_LOGD("Destroying real field object: %!+f", field);
1234 bt_field_finalize(field);
1235 g_free(field);
1236}
1237
1238static
1239void destroy_structure_field(struct bt_field *field)
1240{
1241 struct bt_field_structure *struct_field = (void *) field;
1242
1243 BT_ASSERT(field);
1244 BT_LIB_LOGD("Destroying structure field object: %!+f", field);
1245 bt_field_finalize(field);
1246
1247 if (struct_field->fields) {
1248 g_ptr_array_free(struct_field->fields, TRUE);
1249 struct_field->fields = NULL;
1250 }
1251
1252 g_free(field);
1253}
1254
1255static
1256void destroy_option_field(struct bt_field *field)
1257{
1258 struct bt_field_option *opt_field = (void *) field;
1259
1260 BT_ASSERT(field);
1261 BT_LIB_LOGD("Destroying option field object: %!+f", field);
1262 bt_field_finalize(field);
1263
1264 if (opt_field->content_field) {
1265 bt_field_destroy(opt_field->content_field);
1266 }
1267
1268 g_free(field);
1269}
1270
1271static
1272void destroy_variant_field(struct bt_field *field)
1273{
1274 struct bt_field_variant *var_field = (void *) field;
1275
1276 BT_ASSERT(field);
1277 BT_LIB_LOGD("Destroying variant field object: %!+f", field);
1278 bt_field_finalize(field);
1279
1280 if (var_field->fields) {
1281 g_ptr_array_free(var_field->fields, TRUE);
1282 var_field->fields = NULL;
1283 }
1284
1285 g_free(field);
1286}
1287
1288static
1289void destroy_array_field(struct bt_field *field)
1290{
1291 struct bt_field_array *array_field = (void *) field;
1292
1293 BT_ASSERT(field);
1294 BT_LIB_LOGD("Destroying array field object: %!+f", field);
1295 bt_field_finalize(field);
1296
1297 if (array_field->fields) {
1298 g_ptr_array_free(array_field->fields, TRUE);
1299 array_field->fields = NULL;
1300 }
1301
1302 g_free(field);
1303}
1304
1305static
1306void destroy_string_field(struct bt_field *field)
1307{
1308 struct bt_field_string *string_field = (void *) field;
1309
1310 BT_ASSERT(field);
1311 BT_LIB_LOGD("Destroying string field object: %!+f", field);
1312 bt_field_finalize(field);
1313
1314 if (string_field->buf) {
1315 g_array_free(string_field->buf, TRUE);
1316 string_field->buf = NULL;
1317 }
1318
1319 g_free(field);
1320}
1321
1322BT_HIDDEN
1323void bt_field_destroy(struct bt_field *field)
1324{
1325 BT_ASSERT(field);
1326
1327 switch (field->class->type) {
1328 case BT_FIELD_CLASS_TYPE_BOOL:
1329 destroy_bool_field(field);
1330 break;
1331 case BT_FIELD_CLASS_TYPE_BIT_ARRAY:
1332 destroy_bit_array_field(field);
1333 break;
1334 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
1335 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
1336 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
1337 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
1338 destroy_integer_field(field);
1339 break;
1340 case BT_FIELD_CLASS_TYPE_SINGLE_PRECISION_REAL:
1341 case BT_FIELD_CLASS_TYPE_DOUBLE_PRECISION_REAL:
1342 destroy_real_field(field);
1343 break;
1344 case BT_FIELD_CLASS_TYPE_STRING:
1345 destroy_string_field(field);
1346 break;
1347 case BT_FIELD_CLASS_TYPE_STRUCTURE:
1348 destroy_structure_field(field);
1349 break;
1350 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
1351 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITHOUT_LENGTH_FIELD:
1352 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY_WITH_LENGTH_FIELD:
1353 destroy_array_field(field);
1354 break;
1355 case BT_FIELD_CLASS_TYPE_OPTION_WITHOUT_SELECTOR_FIELD:
1356 case BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR_FIELD:
1357 case BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR_FIELD:
1358 case BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR_FIELD:
1359 destroy_option_field(field);
1360 break;
1361 case BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR_FIELD:
1362 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_INTEGER_SELECTOR_FIELD:
1363 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_INTEGER_SELECTOR_FIELD:
1364 destroy_variant_field(field);
1365 break;
1366 default:
1367 abort();
1368 }
1369}
1370
1371static
1372void reset_single_field(struct bt_field *field)
1373{
1374 BT_ASSERT(field);
1375 field->is_set = false;
1376}
1377
1378static
1379void reset_structure_field(struct bt_field *field)
1380{
1381 uint64_t i;
1382 struct bt_field_structure *struct_field = (void *) field;
1383
1384 BT_ASSERT(field);
1385
1386 for (i = 0; i < struct_field->fields->len; i++) {
1387 bt_field_reset(struct_field->fields->pdata[i]);
1388 }
1389}
1390
1391static
1392void reset_option_field(struct bt_field *field)
1393{
1394 struct bt_field_option *opt_field = (void *) field;
1395
1396 BT_ASSERT(opt_field);
1397 bt_field_reset(opt_field->content_field);
1398 opt_field->selected_field = NULL;
1399}
1400
1401static
1402void reset_variant_field(struct bt_field *field)
1403{
1404 uint64_t i;
1405 struct bt_field_variant *var_field = (void *) field;
1406
1407 BT_ASSERT(field);
1408
1409 for (i = 0; i < var_field->fields->len; i++) {
1410 bt_field_reset(var_field->fields->pdata[i]);
1411 }
1412}
1413
1414static
1415void reset_array_field(struct bt_field *field)
1416{
1417 uint64_t i;
1418 struct bt_field_array *array_field = (void *) field;
1419
1420 BT_ASSERT(field);
1421
1422 for (i = 0; i < array_field->fields->len; i++) {
1423 bt_field_reset(array_field->fields->pdata[i]);
1424 }
1425}
1426
1427static
1428void set_single_field_is_frozen(struct bt_field *field, bool is_frozen)
1429{
1430 field->frozen = is_frozen;
1431}
1432
1433static
1434void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen)
1435{
1436 uint64_t i;
1437 struct bt_field_structure *struct_field = (void *) field;
1438
1439 BT_LIB_LOGD("Setting structure field's frozen state: "
1440 "%![field-]+f, is-frozen=%d", field, is_frozen);
1441
1442 for (i = 0; i < struct_field->fields->len; i++) {
1443 struct bt_field *member_field = struct_field->fields->pdata[i];
1444
1445 BT_LIB_LOGD("Setting structure field's member field's "
1446 "frozen state: %![field-]+f, index=%" PRIu64,
1447 member_field, i);
1448 _bt_field_set_is_frozen(member_field, is_frozen);
1449 }
1450
1451 set_single_field_is_frozen(field, is_frozen);
1452}
1453
1454static
1455void set_option_field_is_frozen(struct bt_field *field, bool is_frozen)
1456{
1457 struct bt_field_option *opt_field = (void *) field;
1458
1459 BT_LIB_LOGD("Setting option field's frozen state: "
1460 "%![field-]+f, is-frozen=%d", field, is_frozen);
1461 _bt_field_set_is_frozen(opt_field->content_field, is_frozen);
1462 set_single_field_is_frozen(field, is_frozen);
1463}
1464
1465static
1466void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen)
1467{
1468 uint64_t i;
1469 struct bt_field_variant *var_field = (void *) field;
1470
1471 BT_LIB_LOGD("Setting variant field's frozen state: "
1472 "%![field-]+f, is-frozen=%d", field, is_frozen);
1473
1474 for (i = 0; i < var_field->fields->len; i++) {
1475 struct bt_field *option_field = var_field->fields->pdata[i];
1476
1477 BT_LIB_LOGD("Setting variant field's option field's "
1478 "frozen state: %![field-]+f, index=%" PRIu64,
1479 option_field, i);
1480 _bt_field_set_is_frozen(option_field, is_frozen);
1481 }
1482
1483 set_single_field_is_frozen(field, is_frozen);
1484}
1485
1486static
1487void set_array_field_is_frozen(struct bt_field *field, bool is_frozen)
1488{
1489 uint64_t i;
1490 struct bt_field_array *array_field = (void *) field;
1491
1492 BT_LIB_LOGD("Setting array field's frozen state: "
1493 "%![field-]+f, is-frozen=%d", field, is_frozen);
1494
1495 for (i = 0; i < array_field->fields->len; i++) {
1496 struct bt_field *elem_field = array_field->fields->pdata[i];
1497
1498 BT_LIB_LOGD("Setting array field's element field's "
1499 "frozen state: %![field-]+f, index=%" PRIu64,
1500 elem_field, i);
1501 _bt_field_set_is_frozen(elem_field, is_frozen);
1502 }
1503
1504 set_single_field_is_frozen(field, is_frozen);
1505}
1506
1507BT_HIDDEN
1508void _bt_field_set_is_frozen(const struct bt_field *field,
1509 bool is_frozen)
1510{
1511 BT_ASSERT(field);
1512 BT_LIB_LOGD("Setting field object's frozen state: %!+f, is-frozen=%d",
1513 field, is_frozen);
1514 BT_ASSERT(field->methods->set_is_frozen);
1515 field->methods->set_is_frozen((void *) field, is_frozen);
1516}
1517
1518static
1519bool single_field_is_set(const struct bt_field *field)
1520{
1521 BT_ASSERT(field);
1522 return field->is_set;
1523}
1524
1525static
1526bool structure_field_is_set(const struct bt_field *field)
1527{
1528 bool is_set = true;
1529 uint64_t i;
1530 const struct bt_field_structure *struct_field = (const void *) field;
1531
1532 BT_ASSERT(field);
1533
1534 for (i = 0; i < struct_field->fields->len; i++) {
1535 is_set = bt_field_is_set(struct_field->fields->pdata[i]);
1536 if (!is_set) {
1537 goto end;
1538 }
1539 }
1540
1541end:
1542 return is_set;
1543}
1544
1545static
1546bool option_field_is_set(const struct bt_field *field)
1547{
1548 const struct bt_field_option *opt_field = (const void *) field;
1549 bool is_set = false;
1550
1551 BT_ASSERT(field);
1552
1553 if (opt_field->selected_field) {
1554 is_set = bt_field_is_set(opt_field->selected_field);
1555 }
1556
1557 return is_set;
1558}
1559
1560static
1561bool variant_field_is_set(const struct bt_field *field)
1562{
1563 const struct bt_field_variant *var_field = (const void *) field;
1564 bool is_set = false;
1565
1566 BT_ASSERT(field);
1567
1568 if (var_field->selected_field) {
1569 is_set = bt_field_is_set(var_field->selected_field);
1570 }
1571
1572 return is_set;
1573}
1574
1575static
1576bool array_field_is_set(const struct bt_field *field)
1577{
1578 bool is_set = true;
1579 uint64_t i;
1580 const struct bt_field_array *array_field = (const void *) field;
1581
1582 BT_ASSERT(field);
1583
1584 for (i = 0; i < array_field->length; i++) {
1585 is_set = bt_field_is_set(array_field->fields->pdata[i]);
1586 if (!is_set) {
1587 goto end;
1588 }
1589 }
1590
1591end:
1592 return is_set;
1593}
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