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ir: add length_field_path to sequence field type
[babeltrace.git] / formats / ctf / ir / event-types.c
CommitLineData
273b65be
JG		 1/*
2 * event-types.c
3 *
d2dc44b6 4 * Babeltrace CTF IR - Event Types
273b65be 5 *
de9dd397 6 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
273b65be
JG		 7 *
8 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
9 *
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
16 *
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * SOFTWARE.
27 */
28
29#include <babeltrace/ctf-writer/event-types.h>
adc315b8 30#include <babeltrace/ctf-ir/event-types-internal.h>
654c1444 31#include <babeltrace/ctf-ir/utils.h>
6cfb906f 32#include <babeltrace/ctf-ir/clock.h>
273b65be
JG		 33#include <babeltrace/ctf-writer/writer-internal.h>
34#include <babeltrace/compiler.h>
35#include <babeltrace/endian.h>
36#include <float.h>
37#include <inttypes.h>
a39fa057 38#include <stdlib.h>
273b65be
JG		 39
40struct range_overlap_query {
b92ddaaa
JG		 41 union {
42 uint64_t _unsigned;
43 int64_t _signed;
44 } range_start;
45
46 union {
47 uint64_t _unsigned;
48 int64_t _signed;
49 } range_end;
273b65be
JG		 50 int overlaps;
51 GQuark mapping_name;
52};
53
2f2d8e05
JG		 54static
55void bt_ctf_field_type_destroy(struct bt_ctf_ref *);
273b65be
JG		 56static
57void bt_ctf_field_type_integer_destroy(struct bt_ctf_ref *);
58static
59void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_ref *);
60static
61void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_ref *);
62static
63void bt_ctf_field_type_structure_destroy(struct bt_ctf_ref *);
64static
65void bt_ctf_field_type_variant_destroy(struct bt_ctf_ref *);
66static
67void bt_ctf_field_type_array_destroy(struct bt_ctf_ref *);
68static
69void bt_ctf_field_type_sequence_destroy(struct bt_ctf_ref *);
70static
71void bt_ctf_field_type_string_destroy(struct bt_ctf_ref *);
72
73static
74void (* const type_destroy_funcs[])(struct bt_ctf_ref *) = {
75 [CTF_TYPE_INTEGER] = bt_ctf_field_type_integer_destroy,
76 [CTF_TYPE_ENUM] =
77 bt_ctf_field_type_enumeration_destroy,
78 [CTF_TYPE_FLOAT] =
79 bt_ctf_field_type_floating_point_destroy,
80 [CTF_TYPE_STRUCT] = bt_ctf_field_type_structure_destroy,
81 [CTF_TYPE_VARIANT] = bt_ctf_field_type_variant_destroy,
82 [CTF_TYPE_ARRAY] = bt_ctf_field_type_array_destroy,
83 [CTF_TYPE_SEQUENCE] = bt_ctf_field_type_sequence_destroy,
84 [CTF_TYPE_STRING] = bt_ctf_field_type_string_destroy,
85};
86
87static
88void generic_field_type_freeze(struct bt_ctf_field_type *);
89static
90void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *);
91static
92void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *);
93static
94void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *);
95static
96void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *);
97static
98void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *);
99
100static
101type_freeze_func const type_freeze_funcs[] = {
102 [CTF_TYPE_INTEGER] = generic_field_type_freeze,
103 [CTF_TYPE_ENUM] = bt_ctf_field_type_enumeration_freeze,
104 [CTF_TYPE_FLOAT] = generic_field_type_freeze,
105 [CTF_TYPE_STRUCT] = bt_ctf_field_type_structure_freeze,
106 [CTF_TYPE_VARIANT] = bt_ctf_field_type_variant_freeze,
107 [CTF_TYPE_ARRAY] = bt_ctf_field_type_array_freeze,
108 [CTF_TYPE_SEQUENCE] = bt_ctf_field_type_sequence_freeze,
109 [CTF_TYPE_STRING] = generic_field_type_freeze,
110};
111
112static
113int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *,
114 struct metadata_context *);
115static
116int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *,
117 struct metadata_context *);
118static
119int bt_ctf_field_type_floating_point_serialize(
120 struct bt_ctf_field_type *, struct metadata_context *);
121static
122int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *,
123 struct metadata_context *);
124static
125int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *,
126 struct metadata_context *);
127static
128int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *,
129 struct metadata_context *);
130static
131int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *,
132 struct metadata_context *);
133static
134int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *,
135 struct metadata_context *);
136
137static
138type_serialize_func const type_serialize_funcs[] = {
139 [CTF_TYPE_INTEGER] = bt_ctf_field_type_integer_serialize,
140 [CTF_TYPE_ENUM] =
141 bt_ctf_field_type_enumeration_serialize,
142 [CTF_TYPE_FLOAT] =
143 bt_ctf_field_type_floating_point_serialize,
144 [CTF_TYPE_STRUCT] =
145 bt_ctf_field_type_structure_serialize,
146 [CTF_TYPE_VARIANT] = bt_ctf_field_type_variant_serialize,
147 [CTF_TYPE_ARRAY] = bt_ctf_field_type_array_serialize,
148 [CTF_TYPE_SEQUENCE] = bt_ctf_field_type_sequence_serialize,
149 [CTF_TYPE_STRING] = bt_ctf_field_type_string_serialize,
150};
151
152static
153void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *,
c35a1669
JG		 154 int byte_order, int set_native);
155static
156void bt_ctf_field_type_enumeration_set_byte_order(struct bt_ctf_field_type *,
157 int byte_order, int set_native);
273b65be
JG		 158static
159void bt_ctf_field_type_floating_point_set_byte_order(
c35a1669
JG		 160 struct bt_ctf_field_type *, int byte_order, int set_native);
161static
162void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *,
163 int byte_order, int set_native);
164static
165void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *,
166 int byte_order, int set_native);
167static
168void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *,
169 int byte_order, int set_native);
170static
171void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *,
172 int byte_order, int set_native);
273b65be 173
c35a1669 174/* The set_native flag only set the byte order if it is set to native */
273b65be
JG		 175static
176void (* const set_byte_order_funcs[])(struct bt_ctf_field_type *,
c35a1669
JG		 177 int byte_order, int set_native) = {
178 [CTF_TYPE_INTEGER] = bt_ctf_field_type_integer_set_byte_order,
179 [CTF_TYPE_ENUM] =
180 bt_ctf_field_type_enumeration_set_byte_order,
273b65be
JG		 181 [CTF_TYPE_FLOAT] =
182 bt_ctf_field_type_floating_point_set_byte_order,
c35a1669
JG		 183 [CTF_TYPE_STRUCT] =
184 bt_ctf_field_type_structure_set_byte_order,
185 [CTF_TYPE_VARIANT] = bt_ctf_field_type_variant_set_byte_order,
186 [CTF_TYPE_ARRAY] = bt_ctf_field_type_array_set_byte_order,
187 [CTF_TYPE_SEQUENCE] = bt_ctf_field_type_sequence_set_byte_order,
188 [CTF_TYPE_STRING] = NULL,
273b65be
JG		 189};
190
24724933
JG		 191static
192struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
193 struct bt_ctf_field_type *);
194static
195struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
196 struct bt_ctf_field_type *);
197static
198struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
199 struct bt_ctf_field_type *);
200static
201struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
202 struct bt_ctf_field_type *);
203static
204struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
205 struct bt_ctf_field_type *);
206static
207struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
208 struct bt_ctf_field_type *);
209static
210struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
211 struct bt_ctf_field_type *);
212static
213struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
214 struct bt_ctf_field_type *);
215
216static
217struct bt_ctf_field_type *(* const type_copy_funcs[])(
218 struct bt_ctf_field_type *) = {
219 [CTF_TYPE_INTEGER] = bt_ctf_field_type_integer_copy,
220 [CTF_TYPE_ENUM] = bt_ctf_field_type_enumeration_copy,
221 [CTF_TYPE_FLOAT] = bt_ctf_field_type_floating_point_copy,
222 [CTF_TYPE_STRUCT] = bt_ctf_field_type_structure_copy,
223 [CTF_TYPE_VARIANT] = bt_ctf_field_type_variant_copy,
224 [CTF_TYPE_ARRAY] = bt_ctf_field_type_array_copy,
225 [CTF_TYPE_SEQUENCE] = bt_ctf_field_type_sequence_copy,
226 [CTF_TYPE_STRING] = bt_ctf_field_type_string_copy,
227};
228
273b65be
JG		 229static
230void destroy_enumeration_mapping(struct enumeration_mapping *mapping)
231{
232 g_free(mapping);
233}
234
235static
236void destroy_structure_field(struct structure_field *field)
237{
238 if (field->type) {
239 bt_ctf_field_type_put(field->type);
240 }
241
242 g_free(field);
243}
244
245static
246void check_ranges_overlap(gpointer element, gpointer query)
247{
248 struct enumeration_mapping *mapping = element;
249 struct range_overlap_query *overlap_query = query;
250
b92ddaaa
JG		 251 if (mapping->range_start._signed <= overlap_query->range_end._signed
252 && overlap_query->range_start._signed <=
253 mapping->range_end._signed) {
254 overlap_query->overlaps = 1;
255 overlap_query->mapping_name = mapping->string;
256 }
257
258 overlap_query->overlaps |=
259 mapping->string == overlap_query->mapping_name;
260}
261
262static
263void check_ranges_overlap_unsigned(gpointer element, gpointer query)
264{
265 struct enumeration_mapping *mapping = element;
266 struct range_overlap_query *overlap_query = query;
267
268 if (mapping->range_start._unsigned <= overlap_query->range_end._unsigned
269 && overlap_query->range_start._unsigned <=
270 mapping->range_end._unsigned) {
273b65be
JG		 271 overlap_query->overlaps = 1;
272 overlap_query->mapping_name = mapping->string;
273 }
274
275 overlap_query->overlaps |=
276 mapping->string == overlap_query->mapping_name;
277}
278
b92ddaaa
JG		 279static
280gint compare_enumeration_mappings_signed(struct enumeration_mapping **a,
281 struct enumeration_mapping **b)
282{
283 return ((*a)->range_start._signed < (*b)->range_start._signed) ? -1 : 1;
284}
285
286static
287gint compare_enumeration_mappings_unsigned(struct enumeration_mapping **a,
288 struct enumeration_mapping **b)
289{
290 return ((*a)->range_start._unsigned < (*b)->range_start._unsigned) ? -1 : 1;
291}
292
273b65be
JG		 293static
294void bt_ctf_field_type_init(struct bt_ctf_field_type *type)
295{
296 enum ctf_type_id type_id = type->declaration->id;
c4e511df 297 int ret;
273b65be
JG		 298
299 assert(type && (type_id > CTF_TYPE_UNKNOWN) &&
300 (type_id < NR_CTF_TYPES));
301
302 bt_ctf_ref_init(&type->ref_count);
303 type->freeze = type_freeze_funcs[type_id];
304 type->serialize = type_serialize_funcs[type_id];
c4e511df
MD		 305 ret = bt_ctf_field_type_set_byte_order(type, BT_CTF_BYTE_ORDER_NATIVE);
306 assert(!ret);
273b65be
JG		 307 type->declaration->alignment = 1;
308}
309
310static
311int add_structure_field(GPtrArray *fields,
312 GHashTable *field_name_to_index,
313 struct bt_ctf_field_type *field_type,
314 const char *field_name)
315{
316 int ret = 0;
317 GQuark name_quark = g_quark_from_string(field_name);
318 struct structure_field *field;
319
320 /* Make sure structure does not contain a field of the same name */
fe0fe95c
JG		 321 if (g_hash_table_lookup_extended(field_name_to_index,
322 GUINT_TO_POINTER(name_quark), NULL, NULL)) {
273b65be
JG		 323 ret = -1;
324 goto end;
325 }
326
327 field = g_new0(struct structure_field, 1);
328 if (!field) {
329 ret = -1;
330 goto end;
331 }
332
333 bt_ctf_field_type_get(field_type);
334 field->name = name_quark;
335 field->type = field_type;
336 g_hash_table_insert(field_name_to_index,
337 (gpointer) (unsigned long) name_quark,
338 (gpointer) (unsigned long) fields->len);
339 g_ptr_array_add(fields, field);
273b65be
JG		 340end:
341 return ret;
342}
343
2f2d8e05
JG		 344static
345void bt_ctf_field_type_destroy(struct bt_ctf_ref *ref)
346{
347 struct bt_ctf_field_type *type;
348 enum ctf_type_id type_id;
349
350 if (!ref) {
351 return;
352 }
353
354 type = container_of(ref, struct bt_ctf_field_type, ref_count);
355 type_id = type->declaration->id;
356 if (type_id <= CTF_TYPE_UNKNOWN ||
357 type_id >= NR_CTF_TYPES) {
358 return;
359 }
360
2f2d8e05
JG		 361 type_destroy_funcs[type_id](ref);
362}
363
9ce21c30
JG		 364BT_HIDDEN
365int bt_ctf_field_type_validate(struct bt_ctf_field_type *type)
366{
367 int ret = 0;
368
369 if (!type) {
370 ret = -1;
371 goto end;
372 }
373
5d161ecc
JG		 374 switch (type->declaration->id) {
375 case CTF_TYPE_ENUM:
376 {
9ce21c30
JG		 377 struct bt_ctf_field_type_enumeration *enumeration =
378 container_of(type, struct bt_ctf_field_type_enumeration,
379 parent);
380
5d161ecc 381 /* Ensure enum has entries */
9ce21c30 382 ret = enumeration->entries->len ? 0 : -1;
5d161ecc
JG		 383 break;
384 }
c6c0ca42
JG		 385 case CTF_TYPE_SEQUENCE:
386 {
387 struct bt_ctf_field_type_sequence *sequence =
388 container_of(type, struct bt_ctf_field_type_sequence,
389 parent);
390
391 /* length field name should be set at this point */
392 ret = sequence->length_field_name->len ? 0 : -1;
393 break;
394 }
395 case CTF_TYPE_VARIANT:
396 {
397 struct bt_ctf_field_type_variant *variant =
398 container_of(type, struct bt_ctf_field_type_variant,
399 parent);
400
401 if (variant->tag_name->len == 0 || !variant->tag) {
402 ret = -1;
403 }
404 break;
405 }
5d161ecc
JG		 406 default:
407 break;
9ce21c30
JG		 408 }
409end:
410 return ret;
411}
412
273b65be
JG		 413struct bt_ctf_field_type *bt_ctf_field_type_integer_create(unsigned int size)
414{
415 struct bt_ctf_field_type_integer *integer =
416 g_new0(struct bt_ctf_field_type_integer, 1);
417
1f02e293 418 if (!integer || size == 0 || size > 64) {
273b65be
JG		 419 return NULL;
420 }
421
422 integer->parent.declaration = &integer->declaration.p;
423 integer->parent.declaration->id = CTF_TYPE_INTEGER;
424 integer->declaration.len = size;
425 integer->declaration.base = BT_CTF_INTEGER_BASE_DECIMAL;
426 integer->declaration.encoding = CTF_STRING_NONE;
427 bt_ctf_field_type_init(&integer->parent);
428 return &integer->parent;
429}
430
b92ddaaa
JG		 431int bt_ctf_field_type_integer_get_size(struct bt_ctf_field_type *type)
432{
433 int ret = 0;
434 struct bt_ctf_field_type_integer *integer;
435
436 if (!type || type->declaration->id != CTF_TYPE_INTEGER) {
437 ret = -1;
438 goto end;
439 }
440
441 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
442 ret = (int) integer->declaration.len;
443end:
444 return ret;
445}
446
447int bt_ctf_field_type_integer_get_signed(struct bt_ctf_field_type *type)
448{
449 int ret = 0;
450 struct bt_ctf_field_type_integer *integer;
451
452 if (!type || type->declaration->id != CTF_TYPE_INTEGER) {
453 ret = -1;
454 goto end;
455 }
456
457 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
458 ret = integer->declaration.signedness;
459end:
460 return ret;
461}
462
273b65be
JG		 463int bt_ctf_field_type_integer_set_signed(struct bt_ctf_field_type *type,
464 int is_signed)
465{
466 int ret = 0;
467 struct bt_ctf_field_type_integer *integer;
468
469 if (!type || type->frozen ||
470 type->declaration->id != CTF_TYPE_INTEGER) {
471 ret = -1;
472 goto end;
473 }
474
475 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
273b65be
JG		 476 integer->declaration.signedness = !!is_signed;
477end:
478 return ret;
479}
480
b92ddaaa
JG		 481enum bt_ctf_integer_base bt_ctf_field_type_integer_get_base(
482 struct bt_ctf_field_type *type)
483{
484 enum bt_ctf_integer_base ret = BT_CTF_INTEGER_BASE_UNKNOWN;
485 struct bt_ctf_field_type_integer *integer;
486
487 if (!type || type->declaration->id != CTF_TYPE_INTEGER) {
488 goto end;
489 }
490
491 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
492 ret = integer->declaration.base;
493end:
494 return ret;
495}
496
273b65be
JG		 497int bt_ctf_field_type_integer_set_base(struct bt_ctf_field_type *type,
498 enum bt_ctf_integer_base base)
499{
500 int ret = 0;
501
502 if (!type || type->frozen ||
503 type->declaration->id != CTF_TYPE_INTEGER) {
504 ret = -1;
505 goto end;
506 }
507
508 switch (base) {
509 case BT_CTF_INTEGER_BASE_BINARY:
510 case BT_CTF_INTEGER_BASE_OCTAL:
511 case BT_CTF_INTEGER_BASE_DECIMAL:
512 case BT_CTF_INTEGER_BASE_HEXADECIMAL:
513 {
514 struct bt_ctf_field_type_integer *integer = container_of(type,
515 struct bt_ctf_field_type_integer, parent);
516 integer->declaration.base = base;
517 break;
518 }
519 default:
520 ret = -1;
521 }
522end:
523 return ret;
524}
525
b92ddaaa
JG		 526enum ctf_string_encoding bt_ctf_field_type_integer_get_encoding(
527 struct bt_ctf_field_type *type)
528{
529 enum ctf_string_encoding ret = CTF_STRING_UNKNOWN;
530 struct bt_ctf_field_type_integer *integer;
531
532 if (!type || type->declaration->id != CTF_TYPE_INTEGER) {
533 goto end;
534 }
535
536 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
537 ret = integer->declaration.encoding;
538end:
539 return ret;
540}
541
273b65be
JG		 542int bt_ctf_field_type_integer_set_encoding(struct bt_ctf_field_type *type,
543 enum ctf_string_encoding encoding)
544{
545 int ret = 0;
546 struct bt_ctf_field_type_integer *integer;
547
548 if (!type || type->frozen ||
549 (type->declaration->id != CTF_TYPE_INTEGER) ||
550 (encoding < CTF_STRING_NONE) ||
551 (encoding >= CTF_STRING_UNKNOWN)) {
552 ret = -1;
553 goto end;
554 }
555
556 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
557 integer->declaration.encoding = encoding;
558end:
559 return ret;
560}
561
6cfb906f
JG		 562struct bt_ctf_clock *bt_ctf_field_type_integer_get_mapped_clock(
563 struct bt_ctf_field_type *type)
564{
565 struct bt_ctf_field_type_integer *integer;
566 struct bt_ctf_clock *clock = NULL;
567
568 if (!type) {
569 goto end;
570 }
571
572 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
573 clock = integer->mapped_clock;
574 if (clock) {
575 bt_ctf_clock_get(clock);
576 }
577end:
578 return clock;
579}
580
581int bt_ctf_field_type_integer_set_mapped_clock(
582 struct bt_ctf_field_type *type,
583 struct bt_ctf_clock *clock)
584{
585 struct bt_ctf_field_type_integer *integer;
586 int ret = 0;
587
588 if (!type || type->frozen) {
589 ret = -1;
590 goto end;
591 }
592
593 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
594 if (integer->mapped_clock) {
595 bt_ctf_clock_put(integer->mapped_clock);
596 }
597
598 if (clock) {
599 bt_ctf_clock_get(clock);
600 }
601
602 integer->mapped_clock = clock;
603end:
604 return ret;
605}
606
273b65be
JG		 607struct bt_ctf_field_type *bt_ctf_field_type_enumeration_create(
608 struct bt_ctf_field_type *integer_container_type)
609{
610 struct bt_ctf_field_type_enumeration *enumeration = NULL;
611
612 if (!integer_container_type) {
613 goto error;
614 }
615
2a610bb7
JG		 616 if (integer_container_type->declaration->id != CTF_TYPE_INTEGER) {
617 goto error;
618 }
619
273b65be
JG		 620 enumeration = g_new0(struct bt_ctf_field_type_enumeration, 1);
621 if (!enumeration) {
622 goto error;
623 }
624
625 enumeration->parent.declaration = &enumeration->declaration.p;
626 enumeration->parent.declaration->id = CTF_TYPE_ENUM;
627 bt_ctf_field_type_get(integer_container_type);
628 enumeration->container = integer_container_type;
629 enumeration->entries = g_ptr_array_new_with_free_func(
630 (GDestroyNotify)destroy_enumeration_mapping);
631 bt_ctf_field_type_init(&enumeration->parent);
632 return &enumeration->parent;
633error:
634 g_free(enumeration);
635 return NULL;
636}
637
b92ddaaa
JG		 638struct bt_ctf_field_type *bt_ctf_field_type_enumeration_get_container_type(
639 struct bt_ctf_field_type *type)
640{
641 struct bt_ctf_field_type *container_type = NULL;
642 struct bt_ctf_field_type_enumeration *enumeration_type;
643
644 if (!type) {
645 goto end;
646 }
647
648 if (type->declaration->id != CTF_TYPE_ENUM) {
649 goto end;
650 }
651
652 enumeration_type = container_of(type,
653 struct bt_ctf_field_type_enumeration, parent);
654 container_type = enumeration_type->container;
655 bt_ctf_field_type_get(container_type);
656end:
657 return container_type;
658}
659
273b65be
JG		 660int bt_ctf_field_type_enumeration_add_mapping(
661 struct bt_ctf_field_type *type, const char *string,
662 int64_t range_start, int64_t range_end)
663{
664 int ret = 0;
665 GQuark mapping_name;
666 struct enumeration_mapping *mapping;
667 struct bt_ctf_field_type_enumeration *enumeration;
668 struct range_overlap_query query;
a39fa057 669 char *escaped_string;
273b65be
JG		 670
671 if (!type || (type->declaration->id != CTF_TYPE_ENUM) ||
672 type->frozen ||
673 (range_end < range_start)) {
674 ret = -1;
675 goto end;
676 }
677
a39fa057 678 if (!string || strlen(string) == 0) {
273b65be
JG		 679 ret = -1;
680 goto end;
681 }
682
a39fa057
JG		 683 escaped_string = g_strescape(string, NULL);
684 if (!escaped_string) {
685 ret = -1;
686 goto end;
687 }
688
689 mapping_name = g_quark_from_string(escaped_string);
b92ddaaa
JG		 690 query = (struct range_overlap_query) {
691 .range_start._signed = range_start,
692 .range_end._signed = range_end,
273b65be
JG		 693 .mapping_name = mapping_name,
694 .overlaps = 0 };
695 enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
696 parent);
697
698 /* Check that the range does not overlap with one already present */
699 g_ptr_array_foreach(enumeration->entries, check_ranges_overlap, &query);
700 if (query.overlaps) {
701 ret = -1;
a39fa057 702 goto error_free;
273b65be
JG		 703 }
704
705 mapping = g_new(struct enumeration_mapping, 1);
706 if (!mapping) {
707 ret = -1;
a39fa057 708 goto error_free;
273b65be
JG		 709 }
710
b92ddaaa
JG		 711 *mapping = (struct enumeration_mapping) {
712 .range_start._signed = range_start,
713 .range_end._signed = range_end, .string = mapping_name};
273b65be 714 g_ptr_array_add(enumeration->entries, mapping);
b92ddaaa
JG		 715 g_ptr_array_sort(enumeration->entries,
716 (GCompareFunc)compare_enumeration_mappings_signed);
717error_free:
718 free(escaped_string);
719end:
720 return ret;
721}
722
723int bt_ctf_field_type_enumeration_add_mapping_unsigned(
724 struct bt_ctf_field_type *type, const char *string,
725 uint64_t range_start, uint64_t range_end)
726{
727 int ret = 0;
728 GQuark mapping_name;
729 struct enumeration_mapping *mapping;
730 struct bt_ctf_field_type_enumeration *enumeration;
731 struct range_overlap_query query;
732 char *escaped_string;
733
734 if (!type || (type->declaration->id != CTF_TYPE_ENUM) ||
735 type->frozen ||
736 (range_end < range_start)) {
737 ret = -1;
738 goto end;
739 }
740
741 if (!string || strlen(string) == 0) {
742 ret = -1;
743 goto end;
744 }
745
746 escaped_string = g_strescape(string, NULL);
747 if (!escaped_string) {
748 ret = -1;
749 goto end;
750 }
751
752 mapping_name = g_quark_from_string(escaped_string);
753 query = (struct range_overlap_query) {
754 .range_start._unsigned = range_start,
755 .range_end._unsigned = range_end,
756 .mapping_name = mapping_name,
757 .overlaps = 0 };
758 enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
759 parent);
760
761 /* Check that the range does not overlap with one already present */
762 g_ptr_array_foreach(enumeration->entries, check_ranges_overlap_unsigned,
763 &query);
764 if (query.overlaps) {
765 ret = -1;
766 goto error_free;
767 }
768
769 mapping = g_new(struct enumeration_mapping, 1);
770 if (!mapping) {
771 ret = -1;
772 goto error_free;
773 }
774
775 *mapping = (struct enumeration_mapping) {
776 .range_start._unsigned = range_start,
777 .range_end._unsigned = range_end, .string = mapping_name};
778 g_ptr_array_add(enumeration->entries, mapping);
779 g_ptr_array_sort(enumeration->entries,
780 (GCompareFunc)compare_enumeration_mappings_unsigned);
a39fa057
JG		 781error_free:
782 free(escaped_string);
273b65be
JG		 783end:
784 return ret;
785}
786
e5958c30
JG		 787const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
788 struct bt_ctf_field_type_enumeration *enumeration_type,
789 uint64_t value)
790{
791 const char *name = NULL;
792 struct range_overlap_query query =
793 (struct range_overlap_query) {
b92ddaaa
JG		 794 .range_start._unsigned = value,
795 .range_end._unsigned = value,
e5958c30
JG		 796 .overlaps = 0 };
797
b92ddaaa
JG		 798 g_ptr_array_foreach(enumeration_type->entries,
799 check_ranges_overlap_unsigned,
e5958c30
JG		 800 &query);
801 if (!query.overlaps) {
802 goto end;
803 }
804
805 name = g_quark_to_string(query.mapping_name);
806end:
807 return name;
808}
809
810const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
811 struct bt_ctf_field_type_enumeration *enumeration_type,
812 int64_t value)
813{
814 const char *name = NULL;
815 struct range_overlap_query query =
816 (struct range_overlap_query) {
b92ddaaa
JG		 817 .range_start._signed = value,
818 .range_end._signed = value,
e5958c30
JG		 819 .overlaps = 0 };
820
821 g_ptr_array_foreach(enumeration_type->entries, check_ranges_overlap,
822 &query);
823 if (!query.overlaps) {
824 goto end;
825 }
826
827 name = g_quark_to_string(query.mapping_name);
828end:
829 return name;
830}
831
074ee56d 832int bt_ctf_field_type_enumeration_get_mapping_count(
b92ddaaa
JG		 833 struct bt_ctf_field_type *type)
834{
074ee56d 835 int ret = 0;
b92ddaaa
JG		 836 struct bt_ctf_field_type_enumeration *enumeration;
837
838 if (!type || (type->declaration->id != CTF_TYPE_ENUM)) {
839 ret = -1;
840 goto end;
841 }
842
843 enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
844 parent);
074ee56d 845 ret = (int) enumeration->entries->len;
b92ddaaa
JG		 846end:
847 return ret;
848}
849
850static inline
851struct enumeration_mapping *get_enumeration_mapping(
074ee56d 852 struct bt_ctf_field_type *type, int index)
b92ddaaa
JG		 853{
854 struct enumeration_mapping *mapping = NULL;
855 struct bt_ctf_field_type_enumeration *enumeration;
856
857 enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
858 parent);
859 if (index >= enumeration->entries->len) {
860 goto end;
861 }
862
863 mapping = g_ptr_array_index(enumeration->entries, index);
864end:
865 return mapping;
866}
867
868int bt_ctf_field_type_enumeration_get_mapping(
074ee56d 869 struct bt_ctf_field_type *type, int index,
b92ddaaa
JG		 870 const char **string, int64_t *range_start, int64_t *range_end)
871{
872 struct enumeration_mapping *mapping;
873 int ret = 0;
874
074ee56d 875 if (!type || index < 0 || !string || !range_start || !range_end ||
b92ddaaa
JG		 876 (type->declaration->id != CTF_TYPE_ENUM)) {
877 ret = -1;
878 goto end;
879 }
880
881 mapping = get_enumeration_mapping(type, index);
882 if (!mapping) {
883 ret = -1;
884 goto end;
885 }
886
887 *string = g_quark_to_string(mapping->string);
888 *range_start = mapping->range_start._signed;
889 *range_end = mapping->range_end._signed;
890end:
891 return ret;
892}
893
894int bt_ctf_field_type_enumeration_get_mapping_unsigned(
074ee56d 895 struct bt_ctf_field_type *type, int index,
b92ddaaa
JG		 896 const char **string, uint64_t *range_start, uint64_t *range_end)
897{
898 struct enumeration_mapping *mapping;
899 int ret = 0;
900
074ee56d 901 if (!type || index < 0 || !string || !range_start || !range_end ||
b92ddaaa
JG		 902 (type->declaration->id != CTF_TYPE_ENUM)) {
903 ret = -1;
904 goto end;
905 }
906
907 mapping = get_enumeration_mapping(type, index);
908 if (!mapping) {
909 ret = -1;
910 goto end;
911 }
912
913 *string = g_quark_to_string(mapping->string);
914 *range_start = mapping->range_start._unsigned;
915 *range_end = mapping->range_end._unsigned;
916end:
917 return ret;
918}
919
920int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
074ee56d 921 struct bt_ctf_field_type *type, const char *name)
b92ddaaa 922{
b92ddaaa
JG		 923 GQuark name_quark;
924 struct bt_ctf_field_type_enumeration *enumeration;
074ee56d 925 int i, ret = 0;
b92ddaaa 926
074ee56d 927 if (!type || !name ||
b92ddaaa
JG		 928 (type->declaration->id != CTF_TYPE_ENUM)) {
929 ret = -1;
930 goto end;
931 }
932
933 name_quark = g_quark_try_string(name);
934 if (!name_quark) {
935 ret = -1;
936 goto end;
937 }
938
939 enumeration = container_of(type,
940 struct bt_ctf_field_type_enumeration, parent);
941 for (i = 0; i < enumeration->entries->len; i++) {
942 struct enumeration_mapping *mapping =
943 get_enumeration_mapping(type, i);
944
945 if (mapping->string == name_quark) {
074ee56d 946 ret = i;
b92ddaaa
JG		 947 goto end;
948 }
949 }
950
951 ret = -1;
952end:
953 return ret;
954}
955
956int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
074ee56d 957 struct bt_ctf_field_type *type, int64_t value)
b92ddaaa
JG		 958{
959 struct bt_ctf_field_type_enumeration *enumeration;
074ee56d 960 int i, ret = 0;
b92ddaaa 961
074ee56d 962 if (!type || (type->declaration->id != CTF_TYPE_ENUM)) {
b92ddaaa
JG		 963 ret = -1;
964 goto end;
965 }
966
967 enumeration = container_of(type,
968 struct bt_ctf_field_type_enumeration, parent);
969 for (i = 0; i < enumeration->entries->len; i++) {
970 struct enumeration_mapping *mapping =
971 get_enumeration_mapping(type, i);
972
973 if (value >= mapping->range_start._signed &&
974 value <= mapping->range_end._signed) {
074ee56d 975 ret = i;
b92ddaaa
JG		 976 goto end;
977 }
978 }
979
980 ret = -1;
981end:
982 return ret;
983}
984
985int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
074ee56d 986 struct bt_ctf_field_type *type, uint64_t value)
b92ddaaa
JG		 987{
988 struct bt_ctf_field_type_enumeration *enumeration;
074ee56d 989 int i, ret = 0;
b92ddaaa 990
074ee56d 991 if (!type || (type->declaration->id != CTF_TYPE_ENUM)) {
b92ddaaa
JG		 992 ret = -1;
993 goto end;
994 }
995
996 enumeration = container_of(type,
997 struct bt_ctf_field_type_enumeration, parent);
998 for (i = 0; i < enumeration->entries->len; i++) {
999 struct enumeration_mapping *mapping =
1000 get_enumeration_mapping(type, i);
1001
1002 if (value >= mapping->range_start._unsigned &&
1003 value <= mapping->range_end._unsigned) {
074ee56d 1004 ret = i;
b92ddaaa
JG		 1005 goto end;
1006 }
1007 }
1008
1009 ret = -1;
1010end:
1011 return ret;
1012}
1013
273b65be
JG		 1014struct bt_ctf_field_type *bt_ctf_field_type_floating_point_create(void)
1015{
1016 struct bt_ctf_field_type_floating_point *floating_point =
1017 g_new0(struct bt_ctf_field_type_floating_point, 1);
1018
1019 if (!floating_point) {
1020 goto end;
1021 }
1022
1023 floating_point->declaration.sign = &floating_point->sign;
1024 floating_point->declaration.mantissa = &floating_point->mantissa;
1025 floating_point->declaration.exp = &floating_point->exp;
1026 floating_point->sign.len = 1;
1027 floating_point->parent.declaration = &floating_point->declaration.p;
1028 floating_point->parent.declaration->id = CTF_TYPE_FLOAT;
1029 floating_point->declaration.exp->len =
1030 sizeof(float) * CHAR_BIT - FLT_MANT_DIG;
1031 floating_point->declaration.mantissa->len = FLT_MANT_DIG - 1;
1032 floating_point->sign.p.alignment = 1;
1033 floating_point->mantissa.p.alignment = 1;
1034 floating_point->exp.p.alignment = 1;
1035
1036 bt_ctf_field_type_init(&floating_point->parent);
1037end:
1038 return floating_point ? &floating_point->parent : NULL;
1039}
1040
b92ddaaa
JG		 1041int bt_ctf_field_type_floating_point_get_exponent_digits(
1042 struct bt_ctf_field_type *type)
1043{
1044 int ret = 0;
1045 struct bt_ctf_field_type_floating_point *floating_point;
1046
1047 if (!type || (type->declaration->id != CTF_TYPE_FLOAT)) {
1048 ret = -1;
1049 goto end;
1050 }
1051
1052 floating_point = container_of(type,
1053 struct bt_ctf_field_type_floating_point, parent);
1054 ret = (int) floating_point->declaration.exp->len;
1055end:
1056 return ret;
1057}
1058
273b65be
JG		 1059int bt_ctf_field_type_floating_point_set_exponent_digits(
1060 struct bt_ctf_field_type *type,
1061 unsigned int exponent_digits)
1062{
1063 int ret = 0;
1064 struct bt_ctf_field_type_floating_point *floating_point;
1065
1066 if (!type || type->frozen ||
1067 (type->declaration->id != CTF_TYPE_FLOAT)) {
1068 ret = -1;
1069 goto end;
1070 }
1071
1072 floating_point = container_of(type,
1073 struct bt_ctf_field_type_floating_point, parent);
1074 if ((exponent_digits != sizeof(float) * CHAR_BIT - FLT_MANT_DIG) &&
1075 (exponent_digits != sizeof(double) * CHAR_BIT - DBL_MANT_DIG) &&
1076 (exponent_digits !=
1077 sizeof(long double) * CHAR_BIT - LDBL_MANT_DIG)) {
1078 ret = -1;
1079 goto end;
1080 }
1081
1082 floating_point->declaration.exp->len = exponent_digits;
1083end:
1084 return ret;
1085}
1086
b92ddaaa
JG		 1087int bt_ctf_field_type_floating_point_get_mantissa_digits(
1088 struct bt_ctf_field_type *type)
1089{
1090 int ret = 0;
1091 struct bt_ctf_field_type_floating_point *floating_point;
1092
1093 if (!type || (type->declaration->id != CTF_TYPE_FLOAT)) {
1094 ret = -1;
1095 goto end;
1096 }
1097
1098 floating_point = container_of(type,
1099 struct bt_ctf_field_type_floating_point, parent);
1100 ret = (int) floating_point->mantissa.len + 1;
1101end:
1102 return ret;
1103}
1104
273b65be
JG		 1105int bt_ctf_field_type_floating_point_set_mantissa_digits(
1106 struct bt_ctf_field_type *type,
1107 unsigned int mantissa_digits)
1108{
1109 int ret = 0;
1110 struct bt_ctf_field_type_floating_point *floating_point;
1111
1112 if (!type || type->frozen ||
1113 (type->declaration->id != CTF_TYPE_FLOAT)) {
1114 ret = -1;
1115 goto end;
1116 }
1117
1118 floating_point = container_of(type,
1119 struct bt_ctf_field_type_floating_point, parent);
1120
1121 if ((mantissa_digits != FLT_MANT_DIG) &&
1122 (mantissa_digits != DBL_MANT_DIG) &&
1123 (mantissa_digits != LDBL_MANT_DIG)) {
1124 ret = -1;
1125 goto end;
1126 }
1127
1128 floating_point->declaration.mantissa->len = mantissa_digits - 1;
1129end:
1130 return ret;
1131}
1132
1133struct bt_ctf_field_type *bt_ctf_field_type_structure_create(void)
1134{
1135 struct bt_ctf_field_type_structure *structure =
1136 g_new0(struct bt_ctf_field_type_structure, 1);
1137
1138 if (!structure) {
1139 goto error;
1140 }
1141
1142 structure->parent.declaration = &structure->declaration.p;
1143 structure->parent.declaration->id = CTF_TYPE_STRUCT;
273b65be
JG		 1144 structure->fields = g_ptr_array_new_with_free_func(
1145 (GDestroyNotify)destroy_structure_field);
1146 structure->field_name_to_index = g_hash_table_new(NULL, NULL);
c35a1669 1147 bt_ctf_field_type_init(&structure->parent);
273b65be
JG		 1148 return &structure->parent;
1149error:
1150 return NULL;
1151}
1152
1153int bt_ctf_field_type_structure_add_field(struct bt_ctf_field_type *type,
1154 struct bt_ctf_field_type *field_type,
1155 const char *field_name)
1156{
1157 int ret = 0;
1158 struct bt_ctf_field_type_structure *structure;
1159
1160 if (!type || !field_type || type->frozen ||
654c1444 1161 bt_ctf_validate_identifier(field_name) ||
9ce21c30
JG		 1162 (type->declaration->id != CTF_TYPE_STRUCT) ||
1163 bt_ctf_field_type_validate(field_type)) {
e6235f1f 1164 ret = -1;
273b65be
JG		 1165 goto end;
1166 }
1167
1168 structure = container_of(type,
1169 struct bt_ctf_field_type_structure, parent);
1170 if (add_structure_field(structure->fields,
1171 structure->field_name_to_index, field_type, field_name)) {
1172 ret = -1;
1173 goto end;
1174 }
1175
b92ddaaa
JG		 1176 if (type->declaration->alignment < field_type->declaration->alignment) {
1177 type->declaration->alignment =
1178 field_type->declaration->alignment;
1179 }
1180end:
1181 return ret;
1182}
1183
074ee56d 1184int bt_ctf_field_type_structure_get_field_count(
b92ddaaa
JG		 1185 struct bt_ctf_field_type *type)
1186{
074ee56d 1187 int ret = 0;
b92ddaaa
JG		 1188 struct bt_ctf_field_type_structure *structure;
1189
1190 if (!type || (type->declaration->id != CTF_TYPE_STRUCT)) {
1191 ret = -1;
1192 goto end;
1193 }
1194
1195 structure = container_of(type, struct bt_ctf_field_type_structure,
1196 parent);
074ee56d 1197 ret = (int) structure->fields->len;
b92ddaaa
JG		 1198end:
1199 return ret;
1200}
1201
1202int bt_ctf_field_type_structure_get_field(struct bt_ctf_field_type *type,
1203 const char **field_name, struct bt_ctf_field_type **field_type,
074ee56d 1204 int index)
b92ddaaa
JG		 1205{
1206 struct bt_ctf_field_type_structure *structure;
1207 struct structure_field *field;
1208 int ret = 0;
1209
074ee56d 1210 if (!type || index < 0 || !field_name || !field_type ||
b92ddaaa
JG		 1211 (type->declaration->id != CTF_TYPE_STRUCT)) {
1212 ret = -1;
1213 goto end;
1214 }
1215
1216 structure = container_of(type, struct bt_ctf_field_type_structure,
1217 parent);
1218 if (index >= structure->fields->len) {
1219 ret = -1;
1220 goto end;
1221 }
1222
1223 field = g_ptr_array_index(structure->fields, index);
1224 *field_type = field->type;
1225 bt_ctf_field_type_get(field->type);
1226 *field_name = g_quark_to_string(field->name);
1227end:
1228 return ret;
1229}
1230
1231struct bt_ctf_field_type *bt_ctf_field_type_structure_get_field_type_by_name(
1232 struct bt_ctf_field_type *type,
1233 const char *name)
1234{
1235 size_t index;
1236 GQuark name_quark;
1237 struct structure_field *field;
1238 struct bt_ctf_field_type_structure *structure;
1239 struct bt_ctf_field_type *field_type = NULL;
1240
1241 if (!type || !name) {
1242 goto end;
1243 }
1244
1245 name_quark = g_quark_try_string(name);
1246 if (!name_quark) {
1247 goto end;
1248 }
1249
1250 structure = container_of(type, struct bt_ctf_field_type_structure,
1251 parent);
1252 if (!g_hash_table_lookup_extended(structure->field_name_to_index,
1253 GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
1254 goto end;
273b65be 1255 }
b92ddaaa
JG		 1256
1257 field = structure->fields->pdata[index];
1258 field_type = field->type;
1259 bt_ctf_field_type_get(field_type);
273b65be 1260end:
b92ddaaa 1261 return field_type;
273b65be
JG		 1262}
1263
1264struct bt_ctf_field_type *bt_ctf_field_type_variant_create(
1265 struct bt_ctf_field_type *enum_tag, const char *tag_name)
1266{
1267 struct bt_ctf_field_type_variant *variant = NULL;
1268
6964b7fd 1269 if (tag_name && bt_ctf_validate_identifier(tag_name)) {
273b65be
JG		 1270 goto error;
1271 }
1272
1273 variant = g_new0(struct bt_ctf_field_type_variant, 1);
1274 if (!variant) {
1275 goto error;
1276 }
1277
1278 variant->parent.declaration = &variant->declaration.p;
1279 variant->parent.declaration->id = CTF_TYPE_VARIANT;
1280 variant->tag_name = g_string_new(tag_name);
273b65be
JG		 1281 variant->field_name_to_index = g_hash_table_new(NULL, NULL);
1282 variant->fields = g_ptr_array_new_with_free_func(
1283 (GDestroyNotify)destroy_structure_field);
6964b7fd
JG		 1284 if (enum_tag) {
1285 bt_ctf_field_type_get(enum_tag);
1286 variant->tag = container_of(enum_tag,
1287 struct bt_ctf_field_type_enumeration, parent);
1288 }
1289
c35a1669 1290 bt_ctf_field_type_init(&variant->parent);
273b65be
JG		 1291 return &variant->parent;
1292error:
1293 return NULL;
1294}
1295
b92ddaaa
JG		 1296struct bt_ctf_field_type *bt_ctf_field_type_variant_get_tag_type(
1297 struct bt_ctf_field_type *type)
1298{
1299 struct bt_ctf_field_type_variant *variant;
1300 struct bt_ctf_field_type *tag_type = NULL;
1301
1302 if (!type || (type->declaration->id != CTF_TYPE_VARIANT)) {
1303 goto end;
1304 }
1305
1306 variant = container_of(type, struct bt_ctf_field_type_variant, parent);
6964b7fd
JG		 1307 if (!variant->tag) {
1308 goto end;
1309 }
1310
b92ddaaa
JG		 1311 tag_type = &variant->tag->parent;
1312 bt_ctf_field_type_get(tag_type);
1313end:
1314 return tag_type;
1315}
1316
1317const char *bt_ctf_field_type_variant_get_tag_name(
1318 struct bt_ctf_field_type *type)
1319{
1320 struct bt_ctf_field_type_variant *variant;
1321 const char *tag_name = NULL;
1322
1323 if (!type || (type->declaration->id != CTF_TYPE_VARIANT)) {
1324 goto end;
1325 }
1326
1327 variant = container_of(type, struct bt_ctf_field_type_variant, parent);
6964b7fd
JG		 1328 if (variant->tag_name->len == 0) {
1329 goto end;
1330 }
1331
b92ddaaa
JG		 1332 tag_name = variant->tag_name->str;
1333end:
1334 return tag_name;
1335}
1336
d9b1ab6d
JG		 1337int bt_ctf_field_type_variant_set_tag_name(
1338 struct bt_ctf_field_type *type, const char *name)
1339{
1340 int ret = 0;
1341 struct bt_ctf_field_type_variant *variant;
1342
1343 if (!type || type->frozen ||
1344 (type->declaration->id != CTF_TYPE_VARIANT) ||
1345 bt_ctf_validate_identifier(name)) {
1346 ret = -1;
1347 goto end;
1348 }
1349
1350 variant = container_of(type, struct bt_ctf_field_type_variant, parent);
1351 g_string_assign(variant->tag_name, name);
1352end:
1353 return ret;
1354}
1355
273b65be
JG		 1356int bt_ctf_field_type_variant_add_field(struct bt_ctf_field_type *type,
1357 struct bt_ctf_field_type *field_type,
1358 const char *field_name)
1359{
1360 size_t i;
1361 int ret = 0;
273b65be
JG		 1362 struct bt_ctf_field_type_variant *variant;
1363 GQuark field_name_quark = g_quark_from_string(field_name);
1364
1365 if (!type || !field_type || type->frozen ||
654c1444 1366 bt_ctf_validate_identifier(field_name) ||
9ce21c30
JG		 1367 (type->declaration->id != CTF_TYPE_VARIANT) ||
1368 bt_ctf_field_type_validate(field_type)) {
273b65be
JG		 1369 ret = -1;
1370 goto end;
1371 }
1372
1373 variant = container_of(type, struct bt_ctf_field_type_variant, parent);
273b65be 1374
6964b7fd
JG		 1375 /* The user has explicitly provided a tag; validate against it. */
1376 if (variant->tag) {
1377 int name_found = 0;
1378
1379 /* Make sure this name is present in the enum tag */
1380 for (i = 0; i < variant->tag->entries->len; i++) {
1381 struct enumeration_mapping *mapping =
1382 g_ptr_array_index(variant->tag->entries, i);
1383
1384 if (mapping->string == field_name_quark) {
1385 name_found = 1;
1386 break;
1387 }
1388 }
1389
1390 if (!name_found) {
1391 /* Validation failed */
1392 ret = -1;
1393 goto end;
273b65be
JG		 1394 }
1395 }
1396
6964b7fd
JG		 1397 if (add_structure_field(variant->fields, variant->field_name_to_index,
1398 field_type, field_name)) {
273b65be
JG		 1399 ret = -1;
1400 goto end;
1401 }
1402end:
1403 return ret;
1404}
1405
b92ddaaa
JG		 1406struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_by_name(
1407 struct bt_ctf_field_type *type,
1408 const char *field_name)
1409{
1410 size_t index;
1411 GQuark name_quark;
1412 struct structure_field *field;
1413 struct bt_ctf_field_type_variant *variant;
1414 struct bt_ctf_field_type *field_type = NULL;
1415
1416 if (!type || !field_name) {
1417 goto end;
1418 }
1419
1420 name_quark = g_quark_try_string(field_name);
1421 if (!name_quark) {
1422 goto end;
1423 }
1424
1425 variant = container_of(type, struct bt_ctf_field_type_variant, parent);
1426 if (!g_hash_table_lookup_extended(variant->field_name_to_index,
1427 GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
1428 goto end;
1429 }
1430
1431 field = g_ptr_array_index(variant->fields, index);
1432 field_type = field->type;
1433 bt_ctf_field_type_get(field_type);
1434end:
1435 return field_type;
1436}
1437
1438struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_from_tag(
1439 struct bt_ctf_field_type *type,
1440 struct bt_ctf_field *tag)
1441{
1442 const char *enum_value;
1443 struct bt_ctf_field_type *field_type = NULL;
1444
1445 if (!type || !tag || type->declaration->id != CTF_TYPE_VARIANT) {
1446 goto end;
1447 }
1448
1449 enum_value = bt_ctf_field_enumeration_get_mapping_name(tag);
1450 if (!enum_value) {
1451 goto end;
1452 }
1453
1454 /* Already increments field_type's reference count */
1455 field_type = bt_ctf_field_type_variant_get_field_type_by_name(
1456 type, enum_value);
1457end:
1458 return field_type;
1459}
1460
074ee56d 1461int bt_ctf_field_type_variant_get_field_count(struct bt_ctf_field_type *type)
b92ddaaa 1462{
074ee56d 1463 int ret = 0;
b92ddaaa
JG		 1464 struct bt_ctf_field_type_variant *variant;
1465
1466 if (!type || (type->declaration->id != CTF_TYPE_VARIANT)) {
1467 ret = -1;
1468 goto end;
1469 }
1470
1471 variant = container_of(type, struct bt_ctf_field_type_variant,
1472 parent);
074ee56d 1473 ret = (int) variant->fields->len;
b92ddaaa
JG		 1474end:
1475 return ret;
1476
1477}
1478
1479int bt_ctf_field_type_variant_get_field(struct bt_ctf_field_type *type,
1480 const char **field_name, struct bt_ctf_field_type **field_type,
074ee56d 1481 int index)
b92ddaaa
JG		 1482{
1483 struct bt_ctf_field_type_variant *variant;
1484 struct structure_field *field;
1485 int ret = 0;
1486
074ee56d 1487 if (!type || index < 0 || !field_name || !field_type ||
b92ddaaa
JG		 1488 (type->declaration->id != CTF_TYPE_VARIANT)) {
1489 ret = -1;
1490 goto end;
1491 }
1492
1493 variant = container_of(type, struct bt_ctf_field_type_variant,
1494 parent);
1495 if (index >= variant->fields->len) {
1496 ret = -1;
1497 goto end;
1498 }
1499
1500 field = g_ptr_array_index(variant->fields, index);
1501 *field_type = field->type;
1502 bt_ctf_field_type_get(field->type);
1503 *field_name = g_quark_to_string(field->name);
1504end:
1505 return ret;
1506}
1507
273b65be
JG		 1508struct bt_ctf_field_type *bt_ctf_field_type_array_create(
1509 struct bt_ctf_field_type *element_type,
1510 unsigned int length)
1511{
1512 struct bt_ctf_field_type_array *array = NULL;
1513
9ce21c30
JG		 1514 if (!element_type || length == 0 ||
1515 bt_ctf_field_type_validate(element_type)) {
273b65be
JG		 1516 goto error;
1517 }
1518
1519 array = g_new0(struct bt_ctf_field_type_array, 1);
1520 if (!array) {
1521 goto error;
1522 }
1523
1524 array->parent.declaration = &array->declaration.p;
1525 array->parent.declaration->id = CTF_TYPE_ARRAY;
c35a1669 1526
273b65be
JG		 1527 bt_ctf_field_type_get(element_type);
1528 array->element_type = element_type;
1529 array->length = length;
c35a1669 1530 bt_ctf_field_type_init(&array->parent);
273b65be
JG		 1531 array->parent.declaration->alignment =
1532 element_type->declaration->alignment;
1533 return &array->parent;
1534error:
1535 return NULL;
1536}
1537
b92ddaaa
JG		 1538struct bt_ctf_field_type *bt_ctf_field_type_array_get_element_type(
1539 struct bt_ctf_field_type *type)
1540{
1541 struct bt_ctf_field_type *ret = NULL;
1542 struct bt_ctf_field_type_array *array;
1543
1544 if (!type || (type->declaration->id != CTF_TYPE_ARRAY)) {
1545 goto end;
1546 }
1547
1548 array = container_of(type, struct bt_ctf_field_type_array, parent);
1549 ret = array->element_type;
1550 bt_ctf_field_type_get(ret);
1551end:
1552 return ret;
1553}
1554
1555int64_t bt_ctf_field_type_array_get_length(struct bt_ctf_field_type *type)
1556{
1557 int64_t ret;
1558 struct bt_ctf_field_type_array *array;
1559
1560 if (!type || (type->declaration->id != CTF_TYPE_ARRAY)) {
1561 ret = -1;
1562 goto end;
1563 }
1564
1565 array = container_of(type, struct bt_ctf_field_type_array, parent);
1566 ret = (int64_t) array->length;
1567end:
1568 return ret;
1569}
1570
273b65be
JG		 1571struct bt_ctf_field_type *bt_ctf_field_type_sequence_create(
1572 struct bt_ctf_field_type *element_type,
1573 const char *length_field_name)
1574{
1575 struct bt_ctf_field_type_sequence *sequence = NULL;
1576
654c1444 1577 if (!element_type || bt_ctf_validate_identifier(length_field_name) ||
9ce21c30 1578 bt_ctf_field_type_validate(element_type)) {
273b65be
JG		 1579 goto error;
1580 }
1581
1582 sequence = g_new0(struct bt_ctf_field_type_sequence, 1);
1583 if (!sequence) {
1584 goto error;
1585 }
1586
1587 sequence->parent.declaration = &sequence->declaration.p;
1588 sequence->parent.declaration->id = CTF_TYPE_SEQUENCE;
273b65be
JG		 1589 bt_ctf_field_type_get(element_type);
1590 sequence->element_type = element_type;
1591 sequence->length_field_name = g_string_new(length_field_name);
c35a1669 1592 bt_ctf_field_type_init(&sequence->parent);
273b65be
JG		 1593 sequence->parent.declaration->alignment =
1594 element_type->declaration->alignment;
1595 return &sequence->parent;
1596error:
1597 return NULL;
1598}
1599
b92ddaaa
JG		 1600struct bt_ctf_field_type *bt_ctf_field_type_sequence_get_element_type(
1601 struct bt_ctf_field_type *type)
1602{
1603 struct bt_ctf_field_type *ret = NULL;
1604 struct bt_ctf_field_type_sequence *sequence;
1605
1606 if (!type || (type->declaration->id != CTF_TYPE_SEQUENCE)) {
1607 goto end;
1608 }
1609
1610 sequence = container_of(type, struct bt_ctf_field_type_sequence,
1611 parent);
1612 ret = sequence->element_type;
1613 bt_ctf_field_type_get(ret);
1614end:
1615 return ret;
1616}
1617
1618const char *bt_ctf_field_type_sequence_get_length_field_name(
1619 struct bt_ctf_field_type *type)
1620{
1621 const char *ret = NULL;
1622 struct bt_ctf_field_type_sequence *sequence;
1623
1624 if (!type || (type->declaration->id != CTF_TYPE_SEQUENCE)) {
1625 goto end;
1626 }
1627
1628 sequence = container_of(type, struct bt_ctf_field_type_sequence,
1629 parent);
1630 ret = sequence->length_field_name->str;
1631end:
1632 return ret;
1633}
1634
273b65be
JG		 1635struct bt_ctf_field_type *bt_ctf_field_type_string_create(void)
1636{
1637 struct bt_ctf_field_type_string *string =
1638 g_new0(struct bt_ctf_field_type_string, 1);
1639
1640 if (!string) {
1641 return NULL;
1642 }
1643
1644 string->parent.declaration = &string->declaration.p;
1645 string->parent.declaration->id = CTF_TYPE_STRING;
1646 bt_ctf_field_type_init(&string->parent);
1647 string->declaration.encoding = CTF_STRING_UTF8;
1648 string->parent.declaration->alignment = CHAR_BIT;
1649 return &string->parent;
1650}
1651
b92ddaaa
JG		 1652enum ctf_string_encoding bt_ctf_field_type_string_get_encoding(
1653 struct bt_ctf_field_type *type)
1654{
1655 struct bt_ctf_field_type_string *string;
1656 enum ctf_string_encoding ret = CTF_STRING_UNKNOWN;
1657
1658 if (!type || (type->declaration->id != CTF_TYPE_STRING)) {
1659 goto end;
1660 }
1661
1662 string = container_of(type, struct bt_ctf_field_type_string,
1663 parent);
1664 ret = string->declaration.encoding;
1665end:
1666 return ret;
1667}
1668
1669int bt_ctf_field_type_string_set_encoding(struct bt_ctf_field_type *type,
273b65be
JG		 1670 enum ctf_string_encoding encoding)
1671{
1672 int ret = 0;
1673 struct bt_ctf_field_type_string *string;
1674
1675 if (!type || type->declaration->id != CTF_TYPE_STRING ||
1676 (encoding != CTF_STRING_UTF8 &&
1677 encoding != CTF_STRING_ASCII)) {
1678 ret = -1;
1679 goto end;
1680 }
1681
1682 string = container_of(type, struct bt_ctf_field_type_string, parent);
1683 string->declaration.encoding = encoding;
1684end:
1685 return ret;
1686}
1687
b92ddaaa
JG		 1688int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type *type)
1689{
1690 int ret;
1691
1692 if (!type) {
1693 ret = -1;
1694 goto end;
1695 }
1696
1697 ret = (int) type->declaration->alignment;
1698end:
1699 return ret;
1700}
1701
273b65be
JG		 1702int bt_ctf_field_type_set_alignment(struct bt_ctf_field_type *type,
1703 unsigned int alignment)
1704{
1705 int ret = 0;
1706
1707 /* Alignment must be bit-aligned (1) or byte aligned */
1708 if (!type || type->frozen || (alignment != 1 && (alignment & 0x7))) {
1709 ret = -1;
1710 goto end;
1711 }
1712
1713 if (type->declaration->id == CTF_TYPE_STRING &&
1714 alignment != CHAR_BIT) {
1715 ret = -1;
1716 goto end;
1717 }
1718
1719 type->declaration->alignment = alignment;
1720 ret = 0;
1721end:
1722 return ret;
1723}
1724
b92ddaaa
JG		 1725enum bt_ctf_byte_order bt_ctf_field_type_get_byte_order(
1726 struct bt_ctf_field_type *type)
1727{
1728 enum bt_ctf_byte_order ret = BT_CTF_BYTE_ORDER_UNKNOWN;
c35a1669 1729 int internal_byte_order = -1;
b92ddaaa
JG		 1730
1731 if (!type) {
1732 goto end;
1733 }
1734
1735 switch (type->declaration->id) {
1736 case CTF_TYPE_INTEGER:
1737 {
1738 struct bt_ctf_field_type_integer *integer = container_of(
1739 type, struct bt_ctf_field_type_integer, parent);
c35a1669 1740 internal_byte_order = integer->declaration.byte_order;
b92ddaaa
JG		 1741 break;
1742 }
1743 case CTF_TYPE_FLOAT:
1744 {
1745 struct bt_ctf_field_type_floating_point *floating_point =
1746 container_of(type,
1747 struct bt_ctf_field_type_floating_point,
1748 parent);
c35a1669 1749 internal_byte_order = floating_point->declaration.byte_order;
b92ddaaa
JG		 1750 break;
1751 }
1752 default:
c35a1669
JG		 1753 goto end;
1754 }
1755
1756 switch (internal_byte_order) {
1757 case LITTLE_ENDIAN:
1758 ret = BT_CTF_BYTE_ORDER_LITTLE_ENDIAN;
b92ddaaa 1759 break;
c35a1669
JG		 1760 case BIG_ENDIAN:
1761 ret = BT_CTF_BYTE_ORDER_BIG_ENDIAN;
1762 break;
1763 case 0:
1764 ret = BT_CTF_BYTE_ORDER_NATIVE;
1765 break;
1766 default:
1767 ret = BT_CTF_BYTE_ORDER_UNKNOWN;
b92ddaaa
JG		 1768 }
1769end:
1770 return ret;
1771}
1772
273b65be
JG		 1773int bt_ctf_field_type_set_byte_order(struct bt_ctf_field_type *type,
1774 enum bt_ctf_byte_order byte_order)
1775{
1776 int ret = 0;
1777 int internal_byte_order;
1778 enum ctf_type_id type_id;
1779
1780 if (!type || type->frozen) {
1781 ret = -1;
1782 goto end;
1783 }
1784
273b65be
JG		 1785 switch (byte_order) {
1786 case BT_CTF_BYTE_ORDER_NATIVE:
c35a1669
JG		 1787 /* Leave unset. Will be initialized by parent. */
1788 internal_byte_order = 0;
273b65be
JG		 1789 break;
1790 case BT_CTF_BYTE_ORDER_LITTLE_ENDIAN:
1791 internal_byte_order = LITTLE_ENDIAN;
1792 break;
1793 case BT_CTF_BYTE_ORDER_BIG_ENDIAN:
1794 case BT_CTF_BYTE_ORDER_NETWORK:
1795 internal_byte_order = BIG_ENDIAN;
1796 break;
1797 default:
1798 ret = -1;
1799 goto end;
1800 }
1801
3fa759e9 1802 type_id = type->declaration->id;
273b65be 1803 if (set_byte_order_funcs[type_id]) {
c35a1669 1804 set_byte_order_funcs[type_id](type, internal_byte_order, 0);
273b65be
JG		 1805 }
1806end:
1807 return ret;
1808}
1809
b92ddaaa
JG		 1810enum ctf_type_id bt_ctf_field_type_get_type_id(
1811 struct bt_ctf_field_type *type)
1812{
1813 if (!type) {
1814 return CTF_TYPE_UNKNOWN;
1815 }
1816
1817 return type->declaration->id;
1818}
2f2d8e05 1819
273b65be
JG		 1820void bt_ctf_field_type_get(struct bt_ctf_field_type *type)
1821{
1822 if (!type) {
1823 return;
1824 }
1825
1826 bt_ctf_ref_get(&type->ref_count);
1827}
1828
1829void bt_ctf_field_type_put(struct bt_ctf_field_type *type)
1830{
273b65be
JG		 1831 if (!type) {
1832 return;
1833 }
1834
2f2d8e05 1835 bt_ctf_ref_put(&type->ref_count, bt_ctf_field_type_destroy);
273b65be
JG		 1836}
1837
1838BT_HIDDEN
1839void bt_ctf_field_type_freeze(struct bt_ctf_field_type *type)
1840{
1841 if (!type) {
1842 return;
1843 }
1844
1845 type->freeze(type);
1846}
1847
1848BT_HIDDEN
b92ddaaa
JG		 1849struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_signed(
1850 struct bt_ctf_field_type_variant *variant,
1851 int64_t tag_value)
273b65be
JG		 1852{
1853 struct bt_ctf_field_type *type = NULL;
b92ddaaa
JG		 1854 GQuark field_name_quark;
1855 gpointer index;
1856 struct structure_field *field_entry;
1857 struct range_overlap_query query = {
1858 .range_start._signed = tag_value,
1859 .range_end._signed = tag_value,
1860 .mapping_name = 0, .overlaps = 0};
273b65be 1861
b92ddaaa
JG		 1862 g_ptr_array_foreach(variant->tag->entries, check_ranges_overlap,
1863 &query);
1864 if (!query.overlaps) {
273b65be
JG		 1865 goto end;
1866 }
1867
b92ddaaa
JG		 1868 field_name_quark = query.mapping_name;
1869 if (!g_hash_table_lookup_extended(variant->field_name_to_index,
1870 GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
273b65be
JG		 1871 goto end;
1872 }
1873
e54fab7e 1874 field_entry = g_ptr_array_index(variant->fields, (size_t) index);
b92ddaaa 1875 type = field_entry->type;
273b65be
JG		 1876end:
1877 return type;
1878}
1879
1880BT_HIDDEN
b92ddaaa 1881struct bt_ctf_field_type *bt_ctf_field_type_variant_get_field_type_unsigned(
273b65be 1882 struct bt_ctf_field_type_variant *variant,
b92ddaaa 1883 uint64_t tag_value)
273b65be
JG		 1884{
1885 struct bt_ctf_field_type *type = NULL;
1886 GQuark field_name_quark;
1887 gpointer index;
1888 struct structure_field *field_entry;
b92ddaaa
JG		 1889 struct range_overlap_query query = {
1890 .range_start._unsigned = tag_value,
1891 .range_end._unsigned = tag_value,
1892 .mapping_name = 0, .overlaps = 0};
273b65be 1893
b92ddaaa
JG		 1894 g_ptr_array_foreach(variant->tag->entries,
1895 check_ranges_overlap_unsigned,
273b65be
JG		 1896 &query);
1897 if (!query.overlaps) {
1898 goto end;
1899 }
1900
1901 field_name_quark = query.mapping_name;
1902 if (!g_hash_table_lookup_extended(variant->field_name_to_index,
1903 GUINT_TO_POINTER(field_name_quark), NULL, &index)) {
1904 goto end;
1905 }
1906
1907 field_entry = g_ptr_array_index(variant->fields, (size_t)index);
1908 type = field_entry->type;
1909end:
1910 return type;
1911}
1912
1913BT_HIDDEN
1914int bt_ctf_field_type_serialize(struct bt_ctf_field_type *type,
1915 struct metadata_context *context)
1916{
1917 int ret;
1918
1919 if (!type || !context) {
1920 ret = -1;
1921 goto end;
1922 }
1923
1924 ret = type->serialize(type, context);
1925end:
1926 return ret;
1927}
1928
c35a1669
JG		 1929BT_HIDDEN
1930void bt_ctf_field_type_set_native_byte_order(struct bt_ctf_field_type *type,
1931 int byte_order)
1932{
1933 if (!type) {
1934 return;
1935 }
1936
1937 assert(byte_order == LITTLE_ENDIAN || byte_order == BIG_ENDIAN);
1938 if (set_byte_order_funcs[type->declaration->id]) {
1939 set_byte_order_funcs[type->declaration->id](type,
1940 byte_order, 1);
1941 }
1942}
1943
24724933
JG		 1944BT_HIDDEN
1945struct bt_ctf_field_type *bt_ctf_field_type_copy(struct bt_ctf_field_type *type)
1946{
1947 struct bt_ctf_field_type *copy = NULL;
1948
1949 if (!type) {
1950 goto end;
1951 }
1952
1953 copy = type_copy_funcs[type->declaration->id](type);
1954end:
1955 return copy;
1956}
1957
6b64f185
JG		 1958BT_HIDDEN
1959struct bt_ctf_field_path *bt_ctf_field_path_create(void)
1960{
1961 struct bt_ctf_field_path *field_path = NULL;
1962
1963 field_path = g_new0(struct bt_ctf_field_path, 1);
1964 if (!field_path) {
1965 goto end;
1966 }
1967
1968 field_path->root = CTF_NODE_UNKNOWN;
1969 field_path->path_indexes = g_array_new(TRUE, FALSE, sizeof(int));
1970 if (!field_path->path_indexes) {
1971 bt_ctf_field_path_destroy(field_path);
1972 field_path = NULL;
1973 }
1974end:
1975 return field_path;
1976}
1977
1978
1979BT_HIDDEN
1980struct bt_ctf_field_path *bt_ctf_field_path_copy(
1981 struct bt_ctf_field_path *path)
1982{
1983 struct bt_ctf_field_path *new_path = bt_ctf_field_path_create();
1984
1985 if (!new_path) {
1986 goto end;
1987 }
1988
1989 new_path->root = path->root;
1990 g_array_insert_vals(new_path->path_indexes, 0,
1991 path->path_indexes->data, path->path_indexes->len);
1992end:
1993 return new_path;
1994}
1995
1996BT_HIDDEN
1997void bt_ctf_field_path_destroy(struct bt_ctf_field_path *path)
1998{
1999 if (!path) {
2000 return;
2001 }
2002
2003 if (path->path_indexes) {
2004 g_array_free(path->path_indexes, TRUE);
2005 }
2006 g_free(path);
2007}
39a5e0db
JG		 2008
2009BT_HIDDEN
2010int bt_ctf_field_type_structure_get_field_name_index(
2011 struct bt_ctf_field_type *type, const char *name)
2012{
2013 int ret;
2014 size_t index;
2015 GQuark name_quark;
2016 struct bt_ctf_field_type_structure *structure;
2017
2018 if (!type || !name ||
2019 bt_ctf_field_type_get_type_id(type) != CTF_TYPE_STRUCT) {
2020 ret = -1;
2021 goto end;
2022 }
2023
2024 name_quark = g_quark_try_string(name);
2025 if (!name_quark) {
2026 ret = -1;
2027 goto end;
2028 }
2029
2030 structure = container_of(type, struct bt_ctf_field_type_structure,
2031 parent);
2032 if (!g_hash_table_lookup_extended(structure->field_name_to_index,
2033 GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
2034 ret = -1;
2035 goto end;
2036 }
2037 ret = (int) index;
2038end:
2039 return ret;
2040}
736133f1
JG		 2041
2042BT_HIDDEN
2043int bt_ctf_field_type_variant_get_field_name_index(
2044 struct bt_ctf_field_type *type, const char *name)
2045{
2046 int ret;
2047 size_t index;
2048 GQuark name_quark;
2049 struct bt_ctf_field_type_variant *variant;
2050
2051 if (!type || !name ||
2052 bt_ctf_field_type_get_type_id(type) != CTF_TYPE_VARIANT) {
2053 ret = -1;
2054 goto end;
2055 }
2056
2057 name_quark = g_quark_try_string(name);
2058 if (!name_quark) {
2059 ret = -1;
2060 goto end;
2061 }
2062
2063 variant = container_of(type, struct bt_ctf_field_type_variant,
2064 parent);
2065 if (!g_hash_table_lookup_extended(variant->field_name_to_index,
2066 GUINT_TO_POINTER(name_quark), NULL, (gpointer *)&index)) {
2067 ret = -1;
2068 goto end;
2069 }
2070 ret = (int) index;
2071end:
2072 return ret;
2073}
aa4e271c
JG		 2074
2075BT_HIDDEN
2076int bt_ctf_field_type_sequence_set_length_field_path(
2077 struct bt_ctf_field_type *type,
2078 struct bt_ctf_field_path *path)
2079{
2080 int ret = 0;
2081 struct bt_ctf_field_type_sequence *sequence;
2082
2083 if (!type || bt_ctf_field_type_get_type_id(type) != CTF_TYPE_SEQUENCE) {
2084 ret = -1;
2085 goto end;
2086 }
2087
2088 sequence = container_of(type, struct bt_ctf_field_type_sequence,
2089 parent);
2090 if (sequence->length_field_path) {
2091 bt_ctf_field_path_destroy(sequence->length_field_path);
2092 }
2093 sequence->length_field_path = path;
2094end:
2095 return ret;
2096}
273b65be
JG		 2097static
2098void bt_ctf_field_type_integer_destroy(struct bt_ctf_ref *ref)
2099{
2100 struct bt_ctf_field_type_integer *integer;
2101
2102 if (!ref) {
2103 return;
2104 }
2105
2106 integer = container_of(
2107 container_of(ref, struct bt_ctf_field_type, ref_count),
2108 struct bt_ctf_field_type_integer, parent);
eee752e5
JG		 2109 if (integer->mapped_clock) {
2110 bt_ctf_clock_put(integer->mapped_clock);
2111 }
273b65be
JG		 2112 g_free(integer);
2113}
2114
2115static
2116void bt_ctf_field_type_enumeration_destroy(struct bt_ctf_ref *ref)
2117{
2118 struct bt_ctf_field_type_enumeration *enumeration;
2119
2120 if (!ref) {
2121 return;
2122 }
2123
2124 enumeration = container_of(
2125 container_of(ref, struct bt_ctf_field_type, ref_count),
2126 struct bt_ctf_field_type_enumeration, parent);
2127 g_ptr_array_free(enumeration->entries, TRUE);
2128 bt_ctf_field_type_put(enumeration->container);
2129 g_free(enumeration);
2130}
2131
2132static
2133void bt_ctf_field_type_floating_point_destroy(struct bt_ctf_ref *ref)
2134{
2135 struct bt_ctf_field_type_floating_point *floating_point;
2136
2137 if (!ref) {
2138 return;
2139 }
2140
2141 floating_point = container_of(
2142 container_of(ref, struct bt_ctf_field_type, ref_count),
2143 struct bt_ctf_field_type_floating_point, parent);
2144 g_free(floating_point);
2145}
2146
2147static
2148void bt_ctf_field_type_structure_destroy(struct bt_ctf_ref *ref)
2149{
2150 struct bt_ctf_field_type_structure *structure;
2151
2152 if (!ref) {
2153 return;
2154 }
2155
2156 structure = container_of(
2157 container_of(ref, struct bt_ctf_field_type, ref_count),
2158 struct bt_ctf_field_type_structure, parent);
2159 g_ptr_array_free(structure->fields, TRUE);
2160 g_hash_table_destroy(structure->field_name_to_index);
2161 g_free(structure);
2162}
2163
2164static
2165void bt_ctf_field_type_variant_destroy(struct bt_ctf_ref *ref)
2166{
2167 struct bt_ctf_field_type_variant *variant;
2168
2169 if (!ref) {
2170 return;
2171 }
2172
2173 variant = container_of(
2174 container_of(ref, struct bt_ctf_field_type, ref_count),
2175 struct bt_ctf_field_type_variant, parent);
2176 g_ptr_array_free(variant->fields, TRUE);
2177 g_hash_table_destroy(variant->field_name_to_index);
2178 g_string_free(variant->tag_name, TRUE);
2179 bt_ctf_field_type_put(&variant->tag->parent);
2180 g_free(variant);
2181}
2182
2183static
2184void bt_ctf_field_type_array_destroy(struct bt_ctf_ref *ref)
2185{
2186 struct bt_ctf_field_type_array *array;
2187
2188 if (!ref) {
2189 return;
2190 }
2191
2192 array = container_of(
2193 container_of(ref, struct bt_ctf_field_type, ref_count),
2194 struct bt_ctf_field_type_array, parent);
2195 bt_ctf_field_type_put(array->element_type);
2196 g_free(array);
2197}
2198
2199static
2200void bt_ctf_field_type_sequence_destroy(struct bt_ctf_ref *ref)
2201{
2202 struct bt_ctf_field_type_sequence *sequence;
2203
2204 if (!ref) {
2205 return;
2206 }
2207
2208 sequence = container_of(
2209 container_of(ref, struct bt_ctf_field_type, ref_count),
2210 struct bt_ctf_field_type_sequence, parent);
2211 bt_ctf_field_type_put(sequence->element_type);
2212 g_string_free(sequence->length_field_name, TRUE);
aa4e271c 2213 bt_ctf_field_path_destroy(sequence->length_field_path);
273b65be
JG		 2214 g_free(sequence);
2215}
2216
2217static
2218void bt_ctf_field_type_string_destroy(struct bt_ctf_ref *ref)
2219{
2220 struct bt_ctf_field_type_string *string;
2221
2222 if (!ref) {
2223 return;
2224 }
2225
2226 string = container_of(
2227 container_of(ref, struct bt_ctf_field_type, ref_count),
2228 struct bt_ctf_field_type_string, parent);
2229 g_free(string);
2230}
2231
2232static
2233void generic_field_type_freeze(struct bt_ctf_field_type *type)
2234{
2235 type->frozen = 1;
2236}
2237
2238static
2239void bt_ctf_field_type_enumeration_freeze(struct bt_ctf_field_type *type)
2240{
2241 struct bt_ctf_field_type_enumeration *enumeration_type = container_of(
2242 type, struct bt_ctf_field_type_enumeration, parent);
2243
2244 generic_field_type_freeze(type);
2245 bt_ctf_field_type_freeze(enumeration_type->container);
2246}
2247
2248static
2249void freeze_structure_field(struct structure_field *field)
2250{
2251 bt_ctf_field_type_freeze(field->type);
2252}
2253
2254static
2255void bt_ctf_field_type_structure_freeze(struct bt_ctf_field_type *type)
2256{
2257 struct bt_ctf_field_type_structure *structure_type = container_of(
2258 type, struct bt_ctf_field_type_structure, parent);
2259
2260 generic_field_type_freeze(type);
2261 g_ptr_array_foreach(structure_type->fields, (GFunc)freeze_structure_field,
2262 NULL);
2263}
2264
2265static
2266void bt_ctf_field_type_variant_freeze(struct bt_ctf_field_type *type)
2267{
2268 struct bt_ctf_field_type_variant *variant_type = container_of(
2269 type, struct bt_ctf_field_type_variant, parent);
2270
2271 generic_field_type_freeze(type);
2272 g_ptr_array_foreach(variant_type->fields, (GFunc)freeze_structure_field,
2273 NULL);
2274}
2275
2276static
2277void bt_ctf_field_type_array_freeze(struct bt_ctf_field_type *type)
2278{
2279 struct bt_ctf_field_type_array *array_type = container_of(
2280 type, struct bt_ctf_field_type_array, parent);
2281
2282 generic_field_type_freeze(type);
2283 bt_ctf_field_type_freeze(array_type->element_type);
2284}
2285
2286static
2287void bt_ctf_field_type_sequence_freeze(struct bt_ctf_field_type *type)
2288{
2289 struct bt_ctf_field_type_sequence *sequence_type = container_of(
2290 type, struct bt_ctf_field_type_sequence, parent);
2291
2292 generic_field_type_freeze(type);
2293 bt_ctf_field_type_freeze(sequence_type->element_type);
2294}
2295
2296static
2297const char *get_encoding_string(enum ctf_string_encoding encoding)
2298{
2299 const char *encoding_string;
2300
2301 switch (encoding) {
2302 case CTF_STRING_NONE:
2303 encoding_string = "none";
2304 break;
2305 case CTF_STRING_ASCII:
2306 encoding_string = "ASCII";
2307 break;
2308 case CTF_STRING_UTF8:
2309 encoding_string = "UTF8";
2310 break;
2311 default:
2312 encoding_string = "unknown";
2313 break;
2314 }
2315
2316 return encoding_string;
2317}
2318
2319static
2320const char *get_integer_base_string(enum bt_ctf_integer_base base)
2321{
2322 const char *base_string;
2323
2324 switch (base) {
2325 case BT_CTF_INTEGER_BASE_DECIMAL:
2326 base_string = "decimal";
2327 break;
2328 case BT_CTF_INTEGER_BASE_HEXADECIMAL:
2329 base_string = "hexadecimal";
2330 break;
2331 case BT_CTF_INTEGER_BASE_OCTAL:
2332 base_string = "octal";
2333 break;
2334 case BT_CTF_INTEGER_BASE_BINARY:
2335 base_string = "binary";
2336 break;
2337 default:
2338 base_string = "unknown";
2339 break;
2340 }
2341
2342 return base_string;
2343}
2344
2345static
2346int bt_ctf_field_type_integer_serialize(struct bt_ctf_field_type *type,
2347 struct metadata_context *context)
2348{
2349 struct bt_ctf_field_type_integer *integer = container_of(type,
2350 struct bt_ctf_field_type_integer, parent);
6cfb906f 2351 int ret = 0;
273b65be
JG		 2352
2353 g_string_append_printf(context->string,
6cfb906f 2354 "integer { size = %zu; align = %zu; signed = %s; encoding = %s; base = %s; byte_order = %s",
273b65be
JG		 2355 integer->declaration.len, type->declaration->alignment,
2356 (integer->declaration.signedness ? "true" : "false"),
2357 get_encoding_string(integer->declaration.encoding),
2358 get_integer_base_string(integer->declaration.base),
2359 get_byte_order_string(integer->declaration.byte_order));
6cfb906f
JG		 2360 if (integer->mapped_clock) {
2361 const char *clock_name = bt_ctf_clock_get_name(
2362 integer->mapped_clock);
2363
2364 if (!clock_name) {
2365 ret = -1;
2366 goto end;
2367 }
2368
2369 g_string_append_printf(context->string,
4ebdec03 2370 "; map = clock.%s.value", clock_name);
6cfb906f
JG		 2371 }
2372
2373 g_string_append(context->string, "; }");
2374end:
2375 return ret;
273b65be
JG		 2376}
2377
2378static
2379int bt_ctf_field_type_enumeration_serialize(struct bt_ctf_field_type *type,
2380 struct metadata_context *context)
2381{
2382 size_t entry;
9ce21c30 2383 int ret;
273b65be
JG		 2384 struct bt_ctf_field_type_enumeration *enumeration = container_of(type,
2385 struct bt_ctf_field_type_enumeration, parent);
b92ddaaa
JG		 2386 struct bt_ctf_field_type *container_type;
2387 int container_signed;
273b65be 2388
9ce21c30
JG		 2389 ret = bt_ctf_field_type_validate(type);
2390 if (ret) {
2391 goto end;
2392 }
2393
b92ddaaa
JG		 2394 container_type = bt_ctf_field_type_enumeration_get_container_type(type);
2395 if (!container_type) {
2396 ret = -1;
2397 goto end;
2398 }
2399
2400 container_signed = bt_ctf_field_type_integer_get_signed(container_type);
2401 if (container_signed < 0) {
2402 ret = container_signed;
2403 goto error_put_container_type;
2404 }
2405
273b65be
JG		 2406 g_string_append(context->string, "enum : ");
2407 ret = bt_ctf_field_type_serialize(enumeration->container, context);
2408 if (ret) {
b92ddaaa 2409 goto error_put_container_type;
273b65be
JG		 2410 }
2411
2412 g_string_append(context->string, " { ");
2413 for (entry = 0; entry < enumeration->entries->len; entry++) {
2414 struct enumeration_mapping *mapping =
2415 enumeration->entries->pdata[entry];
2416
b92ddaaa
JG		 2417 if (container_signed) {
2418 if (mapping->range_start._signed ==
2419 mapping->range_end._signed) {
2420 g_string_append_printf(context->string,
2421 "\"%s\" = %" PRId64,
2422 g_quark_to_string(mapping->string),
2423 mapping->range_start._signed);
2424 } else {
2425 g_string_append_printf(context->string,
2426 "\"%s\" = %" PRId64 " ... %" PRId64,
2427 g_quark_to_string(mapping->string),
2428 mapping->range_start._signed,
2429 mapping->range_end._signed);
2430 }
273b65be 2431 } else {
b92ddaaa
JG		 2432 if (mapping->range_start._unsigned ==
2433 mapping->range_end._unsigned) {
2434 g_string_append_printf(context->string,
2435 "\"%s\" = %" PRIu64,
2436 g_quark_to_string(mapping->string),
2437 mapping->range_start._unsigned);
2438 } else {
2439 g_string_append_printf(context->string,
2440 "\"%s\" = %" PRIu64 " ... %" PRIu64,
2441 g_quark_to_string(mapping->string),
2442 mapping->range_start._unsigned,
2443 mapping->range_end._unsigned);
2444 }
273b65be
JG		 2445 }
2446
2447 g_string_append(context->string,
2448 ((entry != (enumeration->entries->len - 1)) ?
2449 ", " : " }"));
2450 }
2451
2452 if (context->field_name->len) {
2453 g_string_append_printf(context->string, " %s",
2454 context->field_name->str);
2455 g_string_assign(context->field_name, "");
2456 }
b92ddaaa
JG		 2457error_put_container_type:
2458 bt_ctf_field_type_put(container_type);
273b65be
JG		 2459end:
2460 return ret;
2461}
2462
2463static
2464int bt_ctf_field_type_floating_point_serialize(struct bt_ctf_field_type *type,
2465 struct metadata_context *context)
2466{
2467 struct bt_ctf_field_type_floating_point *floating_point = container_of(
2468 type, struct bt_ctf_field_type_floating_point, parent);
2469
2470 g_string_append_printf(context->string,
2471 "floating_point { exp_dig = %zu; mant_dig = %zu; byte_order = %s; align = %zu; }",
2472 floating_point->declaration.exp->len,
2473 floating_point->declaration.mantissa->len + 1,
2474 get_byte_order_string(floating_point->declaration.byte_order),
2475 type->declaration->alignment);
2476 return 0;
2477}
2478
2479static
2480int bt_ctf_field_type_structure_serialize(struct bt_ctf_field_type *type,
2481 struct metadata_context *context)
2482{
2483 size_t i;
2484 unsigned int indent;
2485 int ret = 0;
2486 struct bt_ctf_field_type_structure *structure = container_of(type,
2487 struct bt_ctf_field_type_structure, parent);
2488 GString *structure_field_name = context->field_name;
2489
2490 context->field_name = g_string_new("");
2491
2492 context->current_indentation_level++;
2493 g_string_append(context->string, "struct {\n");
2494
2495 for (i = 0; i < structure->fields->len; i++) {
2496 struct structure_field *field;
2497
2498 for (indent = 0; indent < context->current_indentation_level;
2499 indent++) {
2500 g_string_append_c(context->string, '\t');
2501 }
2502
2503 field = structure->fields->pdata[i];
2504 g_string_assign(context->field_name,
2505 g_quark_to_string(field->name));
2506 ret = bt_ctf_field_type_serialize(field->type, context);
2507 if (ret) {
2508 goto end;
2509 }
2510
2511 if (context->field_name->len) {
2512 g_string_append_printf(context->string, " %s",
2513 context->field_name->str);
2514 }
2515 g_string_append(context->string, ";\n");
2516 }
2517
2518 context->current_indentation_level--;
2519 for (indent = 0; indent < context->current_indentation_level;
2520 indent++) {
2521 g_string_append_c(context->string, '\t');
2522 }
2523
2524 g_string_append_printf(context->string, "} align(%zu)",
2525 type->declaration->alignment);
2526end:
2527 g_string_free(context->field_name, TRUE);
2528 context->field_name = structure_field_name;
2529 return ret;
2530}
2531
2532static
2533int bt_ctf_field_type_variant_serialize(struct bt_ctf_field_type *type,
2534 struct metadata_context *context)
2535{
2536 size_t i;
2537 unsigned int indent;
2538 int ret = 0;
2539 struct bt_ctf_field_type_variant *variant = container_of(
2540 type, struct bt_ctf_field_type_variant, parent);
2541 GString *variant_field_name = context->field_name;
2542
2543 context->field_name = g_string_new("");
6964b7fd
JG		 2544 if (variant->tag_name->len > 0) {
2545 g_string_append_printf(context->string,
2546 "variant <%s> {\n", variant->tag_name->str);
2547 } else {
2548 g_string_append(context->string, "variant {\n");
2549 }
2550
273b65be
JG		 2551 context->current_indentation_level++;
2552 for (i = 0; i < variant->fields->len; i++) {
2553 struct structure_field *field = variant->fields->pdata[i];
2554
2555 g_string_assign(context->field_name,
2556 g_quark_to_string(field->name));
2557 for (indent = 0; indent < context->current_indentation_level;
2558 indent++) {
2559 g_string_append_c(context->string, '\t');
2560 }
2561
2562 g_string_assign(context->field_name,
2563 g_quark_to_string(field->name));
2564 ret = bt_ctf_field_type_serialize(field->type, context);
2565 if (ret) {
2566 goto end;
2567 }
2568
2569 if (context->field_name->len) {
2570 g_string_append_printf(context->string, " %s;",
2571 context->field_name->str);
2572 }
2573
2574 g_string_append_c(context->string, '\n');
2575 }
2576
2577 context->current_indentation_level--;
2578 for (indent = 0; indent < context->current_indentation_level;
2579 indent++) {
2580 g_string_append_c(context->string, '\t');
2581 }
2582
2583 g_string_append(context->string, "}");
2584end:
2585 g_string_free(context->field_name, TRUE);
2586 context->field_name = variant_field_name;
2587 return ret;
2588}
2589
2590static
2591int bt_ctf_field_type_array_serialize(struct bt_ctf_field_type *type,
2592 struct metadata_context *context)
2593{
2594 int ret = 0;
2595 struct bt_ctf_field_type_array *array = container_of(type,
2596 struct bt_ctf_field_type_array, parent);
2597
2598 ret = bt_ctf_field_type_serialize(array->element_type, context);
2599 if (ret) {
2600 goto end;
2601 }
2602
2603 if (context->field_name->len) {
2604 g_string_append_printf(context->string, " %s[%u]",
2605 context->field_name->str, array->length);
2606 g_string_assign(context->field_name, "");
2607 } else {
2608 g_string_append_printf(context->string, "[%u]", array->length);
2609 }
2610end:
2611 return ret;
2612}
2613
2614static
2615int bt_ctf_field_type_sequence_serialize(struct bt_ctf_field_type *type,
2616 struct metadata_context *context)
2617{
2618 int ret = 0;
2619 struct bt_ctf_field_type_sequence *sequence = container_of(
2620 type, struct bt_ctf_field_type_sequence, parent);
2621
2622 ret = bt_ctf_field_type_serialize(sequence->element_type, context);
2623 if (ret) {
2624 goto end;
2625 }
2626
2627 if (context->field_name->len) {
2628 g_string_append_printf(context->string, " %s[%s]",
2629 context->field_name->str,
2630 sequence->length_field_name->str);
2631 g_string_assign(context->field_name, "");
2632 } else {
2633 g_string_append_printf(context->string, "[%s]",
2634 sequence->length_field_name->str);
2635 }
2636end:
2637 return ret;
2638}
2639
2640static
2641int bt_ctf_field_type_string_serialize(struct bt_ctf_field_type *type,
2642 struct metadata_context *context)
2643{
2644 struct bt_ctf_field_type_string *string = container_of(
2645 type, struct bt_ctf_field_type_string, parent);
2646
2647 g_string_append_printf(context->string,
2648 "string { encoding = %s; }",
2649 get_encoding_string(string->declaration.encoding));
2650 return 0;
2651}
2652
2653static
2654void bt_ctf_field_type_integer_set_byte_order(struct bt_ctf_field_type *type,
c35a1669 2655 int byte_order, int set_native)
273b65be
JG		 2656{
2657 struct bt_ctf_field_type_integer *integer_type = container_of(type,
2658 struct bt_ctf_field_type_integer, parent);
2659
c35a1669
JG		 2660 if (set_native) {
2661 integer_type->declaration.byte_order =
2662 integer_type->declaration.byte_order == 0 ?
2663 byte_order : integer_type->declaration.byte_order;
2664 } else {
2665 integer_type->declaration.byte_order = byte_order;
2666 }
2667}
2668
2669static
2670void bt_ctf_field_type_enumeration_set_byte_order(
2671 struct bt_ctf_field_type *type, int byte_order, int set_native)
2672{
2673 struct bt_ctf_field_type_enumeration *enum_type = container_of(type,
2674 struct bt_ctf_field_type_enumeration, parent);
2675
2676 /* Safe to assume that container is an integer */
2677 bt_ctf_field_type_integer_set_byte_order(enum_type->container,
2678 byte_order, set_native);
273b65be
JG		 2679}
2680
2681static
2682void bt_ctf_field_type_floating_point_set_byte_order(
c35a1669 2683 struct bt_ctf_field_type *type, int byte_order, int set_native)
273b65be
JG		 2684{
2685 struct bt_ctf_field_type_floating_point *floating_point_type =
2686 container_of(type, struct bt_ctf_field_type_floating_point,
2687 parent);
2688
c35a1669
JG		 2689 if (set_native) {
2690 floating_point_type->declaration.byte_order =
2691 floating_point_type->declaration.byte_order == 0 ?
2692 byte_order :
2693 floating_point_type->declaration.byte_order;
2694 floating_point_type->sign.byte_order =
2695 floating_point_type->sign.byte_order == 0 ?
2696 byte_order : floating_point_type->sign.byte_order;
2697 floating_point_type->mantissa.byte_order =
2698 floating_point_type->mantissa.byte_order == 0 ?
2699 byte_order : floating_point_type->mantissa.byte_order;
2700 floating_point_type->exp.byte_order =
2701 floating_point_type->exp.byte_order == 0 ?
2702 byte_order : floating_point_type->exp.byte_order;
2703 } else {
2704 floating_point_type->declaration.byte_order = byte_order;
2705 floating_point_type->sign.byte_order = byte_order;
2706 floating_point_type->mantissa.byte_order = byte_order;
2707 floating_point_type->exp.byte_order = byte_order;
2708 }
2709}
2710
2711static
2712void bt_ctf_field_type_structure_set_byte_order(struct bt_ctf_field_type *type,
2713 int byte_order, int set_native)
2714{
2715 int i;
2716 struct bt_ctf_field_type_structure *structure_type =
2717 container_of(type, struct bt_ctf_field_type_structure,
2718 parent);
2719
2720 for (i = 0; i < structure_type->fields->len; i++) {
2721 struct structure_field *field = g_ptr_array_index(
2722 structure_type->fields, i);
2723 struct bt_ctf_field_type *field_type = field->type;
2724
2725 if (set_byte_order_funcs[field_type->declaration->id]) {
2726 set_byte_order_funcs[field_type->declaration->id](
2727 field_type, byte_order, set_native);
2728 }
2729 }
2730}
2731
2732static
2733void bt_ctf_field_type_variant_set_byte_order(struct bt_ctf_field_type *type,
2734 int byte_order, int set_native)
2735{
2736 int i;
2737 struct bt_ctf_field_type_variant *variant_type =
2738 container_of(type, struct bt_ctf_field_type_variant,
2739 parent);
2740
2741 for (i = 0; i < variant_type->fields->len; i++) {
2742 struct structure_field *field = g_ptr_array_index(
2743 variant_type->fields, i);
2744 struct bt_ctf_field_type *field_type = field->type;
2745
2746 if (set_byte_order_funcs[field_type->declaration->id]) {
2747 set_byte_order_funcs[field_type->declaration->id](
2748 field_type, byte_order, set_native);
2749 }
2750 }
2751}
2752
2753static
2754void bt_ctf_field_type_array_set_byte_order(struct bt_ctf_field_type *type,
2755 int byte_order, int set_native)
2756{
2757 struct bt_ctf_field_type_array *array_type =
2758 container_of(type, struct bt_ctf_field_type_array,
2759 parent);
2760
2761 if (set_byte_order_funcs[array_type->element_type->declaration->id]) {
2762 set_byte_order_funcs[array_type->element_type->declaration->id](
2763 array_type->element_type, byte_order, set_native);
2764 }
2765}
2766
2767static
2768void bt_ctf_field_type_sequence_set_byte_order(struct bt_ctf_field_type *type,
2769 int byte_order, int set_native)
2770{
2771 struct bt_ctf_field_type_sequence *sequence_type =
2772 container_of(type, struct bt_ctf_field_type_sequence,
2773 parent);
2774
2775 if (set_byte_order_funcs[
2776 sequence_type->element_type->declaration->id]) {
2777 set_byte_order_funcs[
2778 sequence_type->element_type->declaration->id](
2779 sequence_type->element_type, byte_order, set_native);
2780 }
273b65be 2781}
24724933
JG		 2782
2783static
2784struct bt_ctf_field_type *bt_ctf_field_type_integer_copy(
2785 struct bt_ctf_field_type *type)
2786{
2787 struct bt_ctf_field_type *copy;
2788 struct bt_ctf_field_type_integer *integer, *copy_integer;
2789
2790 integer = container_of(type, struct bt_ctf_field_type_integer, parent);
2791 copy = bt_ctf_field_type_integer_create(integer->declaration.len);
2792 if (!copy) {
2793 goto end;
2794 }
2795
2796 copy_integer = container_of(copy, struct bt_ctf_field_type_integer,
2797 parent);
2798 copy_integer->declaration = integer->declaration;
2799 if (integer->mapped_clock) {
2800 bt_ctf_clock_get(integer->mapped_clock);
2801 copy_integer->mapped_clock = integer->mapped_clock;
2802 }
2803end:
2804 return copy;
2805}
2806
2807static
2808struct bt_ctf_field_type *bt_ctf_field_type_enumeration_copy(
2809 struct bt_ctf_field_type *type)
2810{
2811 size_t i;
2812 struct bt_ctf_field_type *copy = NULL, *copy_container;
2813 struct bt_ctf_field_type_enumeration *enumeration, *copy_enumeration;
2814
2815 enumeration = container_of(type, struct bt_ctf_field_type_enumeration,
2816 parent);
2817
2818 /* Copy the source enumeration's container */
2819 copy_container = bt_ctf_field_type_copy(enumeration->container);
2820 if (!copy_container) {
2821 goto end;
2822 }
2823
2824 copy = bt_ctf_field_type_enumeration_create(copy_container);
2825 if (!copy) {
2826 goto end;
2827 }
2828 copy_enumeration = container_of(copy,
2829 struct bt_ctf_field_type_enumeration, parent);
2830
2831 /* Copy all enumaration entries */
2832 for (i = 0; i < enumeration->entries->len; i++) {
2833 struct enumeration_mapping *mapping = g_ptr_array_index(
2834 enumeration->entries, i);
2835 struct enumeration_mapping* copy_mapping = g_new0(
2836 struct enumeration_mapping, 1);
2837
2838 if (!copy_mapping) {
2839 goto error;
2840 }
2841
2842 *copy_mapping = *mapping;
2843 g_ptr_array_add(copy_enumeration->entries, copy_mapping);
2844 }
2845
2846 copy_enumeration->declaration = enumeration->declaration;
2847end:
2848 if (copy_container) {
2849 bt_ctf_field_type_put(copy_container);
2850 }
2851 return copy;
2852error:
2853 if (copy_container) {
2854 bt_ctf_field_type_put(copy_container);
2855 }
2856 bt_ctf_field_type_put(copy);
2857 return NULL;
2858}
2859
2860static
2861struct bt_ctf_field_type *bt_ctf_field_type_floating_point_copy(
2862 struct bt_ctf_field_type *type)
2863{
2864 struct bt_ctf_field_type *copy;
2865 struct bt_ctf_field_type_floating_point *floating_point, *copy_float;
2866
2867 floating_point = container_of(type,
2868 struct bt_ctf_field_type_floating_point, parent);
2869 copy = bt_ctf_field_type_floating_point_create();
2870 if (!copy) {
2871 goto end;
2872 }
2873
2874 copy_float = container_of(copy,
2875 struct bt_ctf_field_type_floating_point, parent);
2876 copy_float->declaration = floating_point->declaration;
2877 copy_float->sign = floating_point->sign;
2878 copy_float->mantissa = floating_point->mantissa;
2879 copy_float->exp = floating_point->exp;
2880end:
2881 return copy;
2882}
2883
2884static
2885struct bt_ctf_field_type *bt_ctf_field_type_structure_copy(
2886 struct bt_ctf_field_type *type)
2887{
2888 int i;
2889 GHashTableIter iter;
2890 gpointer key, value;
2891 struct bt_ctf_field_type *copy;
2892 struct bt_ctf_field_type_structure *structure, *copy_structure;
2893
2894 structure = container_of(type, struct bt_ctf_field_type_structure,
2895 parent);
2896 copy = bt_ctf_field_type_structure_create();
2897 if (!copy) {
2898 goto end;
2899 }
2900
2901 copy_structure = container_of(copy,
2902 struct bt_ctf_field_type_structure, parent);
2903
2904 /* Copy field_name_to_index */
2905 g_hash_table_iter_init(&iter, structure->field_name_to_index);
2906 while (g_hash_table_iter_next (&iter, &key, &value)) {
2907 g_hash_table_insert(copy_structure->field_name_to_index,
2908 key, value);
2909 }
2910
2911 for (i = 0; i < structure->fields->len; i++) {
2912 struct structure_field *entry, *copy_entry;
2913 struct bt_ctf_field_type *copy_field;
2914
2915 copy_entry = g_new0(struct structure_field, 1);
2916 if (!copy_entry) {
2917 goto error;
2918 }
2919
2920 entry = g_ptr_array_index(structure->fields, i);
2921 copy_field = bt_ctf_field_type_copy(entry->type);
2922 if (!copy_field) {
2923 g_free(copy_entry);
2924 goto error;
2925 }
2926
2927 copy_entry->name = entry->name;
2928 copy_entry->type = copy_field;
2929 g_ptr_array_add(copy_structure->fields, copy_entry);
2930 }
2931
2932 copy_structure->declaration = structure->declaration;
2933end:
2934 return copy;
2935error:
2936 bt_ctf_field_type_put(copy);
2937 return NULL;
2938}
2939
2940static
2941struct bt_ctf_field_type *bt_ctf_field_type_variant_copy(
2942 struct bt_ctf_field_type *type)
2943{
2944 int i;
2945 GHashTableIter iter;
2946 gpointer key, value;
2947 struct bt_ctf_field_type *copy = NULL, *copy_tag = NULL;
2948 struct bt_ctf_field_type_variant *variant, *copy_variant;
2949
2950 variant = container_of(type, struct bt_ctf_field_type_variant,
2951 parent);
2952 if (variant->tag) {
2953 copy_tag = bt_ctf_field_type_copy(&variant->tag->parent);
2954 if (!copy_tag) {
2955 goto end;
2956 }
2957 }
2958
2959 copy = bt_ctf_field_type_variant_create(copy_tag,
2960 variant->tag_name->len ? variant->tag_name->str : NULL);
2961 if (!copy) {
2962 goto end;
2963 }
2964
2965 copy_variant = container_of(copy, struct bt_ctf_field_type_variant,
2966 parent);
2967
2968 /* Copy field_name_to_index */
2969 g_hash_table_iter_init(&iter, variant->field_name_to_index);
2970 while (g_hash_table_iter_next (&iter, &key, &value)) {
2971 g_hash_table_insert(copy_variant->field_name_to_index,
2972 key, value);
2973 }
2974
2975 for (i = 0; i < variant->fields->len; i++) {
2976 struct structure_field *entry, *copy_entry;
2977 struct bt_ctf_field_type *copy_field;
2978
2979 copy_entry = g_new0(struct structure_field, 1);
2980 if (!copy_entry) {
2981 goto error;
2982 }
2983
2984 entry = g_ptr_array_index(variant->fields, i);
2985 copy_field = bt_ctf_field_type_copy(entry->type);
2986 if (!copy_field) {
2987 g_free(copy_entry);
2988 goto error;
2989 }
2990
2991 copy_entry->name = entry->name;
2992 copy_entry->type = copy_field;
2993 g_ptr_array_add(copy_variant->fields, copy_entry);
2994 }
2995
2996 copy_variant->declaration = variant->declaration;
2997end:
2998 if (copy_tag) {
2999 bt_ctf_field_type_put(copy_tag);
3000 }
3001
3002 return copy;
3003error:
3004 if (copy_tag) {
3005 bt_ctf_field_type_put(copy_tag);
3006 }
3007
3008 bt_ctf_field_type_put(copy);
3009 return NULL;
3010}
3011
3012static
3013struct bt_ctf_field_type *bt_ctf_field_type_array_copy(
3014 struct bt_ctf_field_type *type)
3015{
3016 struct bt_ctf_field_type *copy = NULL, *copy_element;
3017 struct bt_ctf_field_type_array *array, *copy_array;
3018
3019 array = container_of(type, struct bt_ctf_field_type_array,
3020 parent);
3021 copy_element = bt_ctf_field_type_copy(array->element_type);
3022 if (!copy_element) {
3023 goto end;
3024 }
3025
3026 copy = bt_ctf_field_type_array_create(copy_element, array->length);
3027 if (!copy) {
3028 goto end;
3029 }
3030
3031 copy_array = container_of(copy, struct bt_ctf_field_type_array,
3032 parent);
3033 copy_array->declaration = array->declaration;
3034end:
3035 if (copy_element) {
3036 bt_ctf_field_type_put(copy_element);
3037 }
3038
3039 return copy;
3040}
3041
3042static
3043struct bt_ctf_field_type *bt_ctf_field_type_sequence_copy(
3044 struct bt_ctf_field_type *type)
3045{
3046 struct bt_ctf_field_type *copy = NULL, *copy_element;
3047 struct bt_ctf_field_type_sequence *sequence, *copy_sequence;
3048
3049 sequence = container_of(type, struct bt_ctf_field_type_sequence,
3050 parent);
3051 copy_element = bt_ctf_field_type_copy(sequence->element_type);
3052 if (!copy_element) {
3053 goto end;
3054 }
3055
3056 copy = bt_ctf_field_type_sequence_create(copy_element,
3057 sequence->length_field_name->len ?
3058 sequence->length_field_name->str : NULL);
3059 if (!copy) {
3060 goto end;
3061 }
3062
3063 copy_sequence = container_of(copy, struct bt_ctf_field_type_sequence,
3064 parent);
3065 copy_sequence->declaration = sequence->declaration;
aa4e271c
JG		 3066 if (sequence->length_field_path) {
3067 copy_sequence->length_field_path = bt_ctf_field_path_copy(
3068 sequence->length_field_path);
3069 if (!copy_sequence->length_field_path) {
3070 goto error;
3071 }
3072 }
24724933
JG		 3073end:
3074 if (copy_element) {
3075 bt_ctf_field_type_put(copy_element);
3076 }
3077
3078 return copy;
aa4e271c
JG		 3079error:
3080 if (copy) {
3081 bt_ctf_field_type_put(copy);
3082 copy = NULL;
3083 }
3084 goto end;
24724933
JG		 3085}
3086
3087static
3088struct bt_ctf_field_type *bt_ctf_field_type_string_copy(
3089 struct bt_ctf_field_type *type)
3090{
3091 struct bt_ctf_field_type *copy;
3092 struct bt_ctf_field_type_string *string, *copy_string;
3093
3094 copy = bt_ctf_field_type_string_create();
3095 if (!copy) {
3096 goto end;
3097 }
3098
3099 string = container_of(type, struct bt_ctf_field_type_string,
3100 parent);
3101 copy_string = container_of(type, struct bt_ctf_field_type_string,
3102 parent);
3103 copy_string->declaration = string->declaration;
3104end:
3105 return copy;
3106}
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