1 #ifndef BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H
2 #define BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H
5 * BabelTrace - CTF IR: Event field types internal
7 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
9 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
11 * Permission is hereby granted, free of charge, to any person obtaining a copy
12 * of this software and associated documentation files (the "Software"), to deal
13 * in the Software without restriction, including without limitation the rights
14 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 * copies of the Software, and to permit persons to whom the Software is
16 * furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 #include <babeltrace/ctf-writer/event-types.h>
31 #include <babeltrace/ctf-writer/event-fields.h>
32 #include <babeltrace/ctf-writer/writer.h>
33 #include <babeltrace/ctf-ir/trace-internal.h>
34 #include <babeltrace/babeltrace-internal.h>
35 #include <babeltrace/object-internal.h>
36 #include <babeltrace/types.h>
37 #include <babeltrace/ctf/events.h>
40 typedef void (*type_freeze_func
)(struct bt_ctf_field_type
*);
41 typedef int (*type_serialize_func
)(struct bt_ctf_field_type
*,
42 struct metadata_context
*);
45 BT_CTF_TYPE_ID_UNKNOWN
= CTF_TYPE_UNKNOWN
,
46 BT_CTF_TYPE_ID_INTEGER
= CTF_TYPE_INTEGER
,
47 BT_CTF_TYPE_ID_FLOAT
= CTF_TYPE_FLOAT
,
48 BT_CTF_TYPE_ID_ENUM
= CTF_TYPE_ENUM
,
49 BT_CTF_TYPE_ID_STRING
= CTF_TYPE_STRING
,
50 BT_CTF_TYPE_ID_STRUCT
= CTF_TYPE_STRUCT
,
51 BT_CTF_TYPE_ID_UNTAGGED_VARIANT
= CTF_TYPE_UNTAGGED_VARIANT
,
52 BT_CTF_TYPE_ID_VARIANT
= CTF_TYPE_VARIANT
,
53 BT_CTF_TYPE_ID_ARRAY
= CTF_TYPE_ARRAY
,
54 BT_CTF_TYPE_ID_SEQUENCE
= CTF_TYPE_SEQUENCE
,
58 enum bt_ctf_ir_scope
{
59 BT_CTF_SCOPE_UNKNOWN
= -1,
61 BT_CTF_SCOPE_TRACE_PACKET_HEADER
= 1,
62 BT_CTF_SCOPE_STREAM_PACKET_CONTEXT
= 2,
63 BT_CTF_SCOPE_STREAM_EVENT_HEADER
= 3,
64 BT_CTF_SCOPE_STREAM_EVENT_CONTEXT
= 4,
65 BT_CTF_SCOPE_EVENT_CONTEXT
= 5,
66 BT_CTF_SCOPE_EVENT_FIELDS
= 6,
69 struct bt_ctf_field_type
{
70 struct bt_object base
;
71 struct bt_declaration
*declaration
;
72 type_freeze_func freeze
;
73 type_serialize_func serialize
;
75 * A type can't be modified once it is added to an event or after a
76 * a field has been instanciated from it.
81 * This flag indicates if the field type is valid. A valid
82 * field type is _always_ frozen. All the nested field types of
83 * a valid field type are also valid (and thus frozen).
88 struct bt_ctf_field_type_integer
{
89 struct bt_ctf_field_type parent
;
90 struct declaration_integer declaration
;
91 struct bt_ctf_clock
*mapped_clock
;
94 * This is what the user sets and is never modified by internal
97 * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
99 enum bt_ctf_byte_order user_byte_order
;
102 struct enumeration_mapping
{
115 struct bt_ctf_field_type_enumeration
{
116 struct bt_ctf_field_type parent
;
117 struct bt_ctf_field_type
*container
;
118 GPtrArray
*entries
; /* Array of ptrs to struct enumeration_mapping */
119 struct declaration_enum declaration
;
122 struct bt_ctf_field_type_floating_point
{
123 struct bt_ctf_field_type parent
;
124 struct declaration_float declaration
;
127 * The `declaration` field above contains 3 pointers pointing
128 * to the fields below. This avoids unnecessary dynamic
131 struct declaration_integer sign
;
132 struct declaration_integer mantissa
;
133 struct declaration_integer exp
;
136 * This is what the user sets and is never modified by internal
139 * This field must contain a `BT_CTF_BYTE_ORDER_*` value.
141 enum bt_ctf_byte_order user_byte_order
;
144 struct structure_field
{
146 struct bt_ctf_field_type
*type
;
149 struct bt_ctf_field_type_structure
{
150 struct bt_ctf_field_type parent
;
151 GHashTable
*field_name_to_index
;
152 GPtrArray
*fields
; /* Array of pointers to struct structure_field */
153 struct declaration_struct declaration
;
156 struct bt_ctf_field_type_variant
{
157 struct bt_ctf_field_type parent
;
159 struct bt_ctf_field_type_enumeration
*tag
;
160 struct bt_ctf_field_path
*tag_field_path
;
161 GHashTable
*field_name_to_index
;
162 GPtrArray
*fields
; /* Array of pointers to struct structure_field */
163 struct declaration_variant declaration
;
166 struct bt_ctf_field_type_array
{
167 struct bt_ctf_field_type parent
;
168 struct bt_ctf_field_type
*element_type
;
169 unsigned int length
; /* Number of elements */
170 struct declaration_array declaration
;
173 struct bt_ctf_field_type_sequence
{
174 struct bt_ctf_field_type parent
;
175 struct bt_ctf_field_type
*element_type
;
176 GString
*length_field_name
;
177 struct bt_ctf_field_path
*length_field_path
;
178 struct declaration_sequence declaration
;
181 struct bt_ctf_field_type_string
{
182 struct bt_ctf_field_type parent
;
183 struct declaration_string declaration
;
187 void bt_ctf_field_type_freeze(struct bt_ctf_field_type
*type
);
190 struct bt_ctf_field_type
*bt_ctf_field_type_variant_get_field_type_signed(
191 struct bt_ctf_field_type_variant
*variant
, int64_t tag_value
);
194 struct bt_ctf_field_type
*bt_ctf_field_type_variant_get_field_type_unsigned(
195 struct bt_ctf_field_type_variant
*variant
, uint64_t tag_value
);
198 int bt_ctf_field_type_serialize(struct bt_ctf_field_type
*type
,
199 struct metadata_context
*context
);
202 int bt_ctf_field_type_validate(struct bt_ctf_field_type
*type
);
205 const char *bt_ctf_field_type_enumeration_get_mapping_name_unsigned(
206 struct bt_ctf_field_type_enumeration
*enumeration_type
,
210 const char *bt_ctf_field_type_enumeration_get_mapping_name_signed(
211 struct bt_ctf_field_type_enumeration
*enumeration_type
,
214 /* Override field type's byte order only if it is set to "native" */
216 void bt_ctf_field_type_set_native_byte_order(
217 struct bt_ctf_field_type
*type
, int byte_order
);
219 /* Deep copy a field type */
221 struct bt_ctf_field_type
*bt_ctf_field_type_copy(
222 struct bt_ctf_field_type
*type
);
225 int bt_ctf_field_type_structure_get_field_name_index(
226 struct bt_ctf_field_type
*structure
, const char *name
);
228 /* Replace an existing field's type in a structure */
230 int bt_ctf_field_type_structure_set_field_index(
231 struct bt_ctf_field_type
*structure
,
232 struct bt_ctf_field_type
*field
, int index
);
235 int bt_ctf_field_type_variant_get_field_name_index(
236 struct bt_ctf_field_type
*variant
, const char *name
);
239 int bt_ctf_field_type_sequence_set_length_field_path(
240 struct bt_ctf_field_type
*type
,
241 struct bt_ctf_field_path
*path
);
244 int bt_ctf_field_type_variant_set_tag_field_path(struct bt_ctf_field_type
*type
,
245 struct bt_ctf_field_path
*path
);
248 int bt_ctf_field_type_variant_set_tag_field_type(struct bt_ctf_field_type
*type
,
249 struct bt_ctf_field_type
*tag_type
);
251 /* Replace an existing field's type in a variant */
253 int bt_ctf_field_type_variant_set_field_index(
254 struct bt_ctf_field_type
*variant
,
255 struct bt_ctf_field_type
*field
, int index
);
258 int bt_ctf_field_type_array_set_element_type(struct bt_ctf_field_type
*array
,
259 struct bt_ctf_field_type
*element_type
);
262 int bt_ctf_field_type_sequence_set_element_type(struct bt_ctf_field_type
*array
,
263 struct bt_ctf_field_type
*element_type
);
266 int bt_ctf_field_type_get_field_count(struct bt_ctf_field_type
*type
);
269 struct bt_ctf_field_type
*bt_ctf_field_type_get_field_at_index(
270 struct bt_ctf_field_type
*type
, int index
);
273 int bt_ctf_field_type_get_field_index(struct bt_ctf_field_type
*type
,
277 * bt_ctf_field_type_integer_get_size: get an integer type's size.
279 * Get an integer type's size.
281 * @param integer Integer type.
283 * Returns the integer type's size, a negative value on error.
286 int bt_ctf_field_type_integer_get_size(struct bt_ctf_field_type
*integer
);
289 * bt_ctf_field_type_integer_get_base: get an integer type's base.
291 * Get an integer type's base used to pretty-print the resulting trace.
293 * @param integer Integer type.
295 * Returns the integer type's base on success, BT_CTF_INTEGER_BASE_UNKNOWN on
299 enum bt_ctf_integer_base
bt_ctf_field_type_integer_get_base(
300 struct bt_ctf_field_type
*integer
);
303 * bt_ctf_field_type_integer_get_encoding: get an integer type's encoding.
305 * @param integer Integer type.
307 * Returns the string field's encoding on success,
308 * BT_CTF_STRING_ENCODING_UNKNOWN on error.
311 enum bt_ctf_string_encoding
bt_ctf_field_type_integer_get_encoding(
312 struct bt_ctf_field_type
*integer
);
315 * bt_ctf_field_type_integer_get_mapped_clock: get an integer type's mapped clock.
317 * @param integer Integer type.
319 * Returns the integer's mapped clock (if any), NULL on error.
322 struct bt_ctf_clock
*bt_ctf_field_type_integer_get_mapped_clock(
323 struct bt_ctf_field_type
*integer
);
326 * bt_ctf_field_type_integer_set_mapped_clock: set an integer type's mapped clock.
328 * @param integer Integer type.
329 * @param clock Clock to map.
331 * Returns 0 on success, a negative value on error.
334 int bt_ctf_field_type_integer_set_mapped_clock(
335 struct bt_ctf_field_type
*integer
,
336 struct bt_ctf_clock
*clock
);
339 * bt_ctf_field_type_enumeration_get_container_type: get underlying container.
341 * Get the enumeration type's underlying integer container type.
343 * @param enumeration Enumeration type.
345 * Returns an allocated field type on success, NULL on error.
348 struct bt_ctf_field_type
*bt_ctf_field_type_enumeration_get_container_type(
349 struct bt_ctf_field_type
*enumeration
);
352 * bt_ctf_field_type_enumeration_add_mapping_unsigned: add an enumeration
355 * Add a mapping to the enumeration. The range's values are inclusive.
357 * @param enumeration Enumeration type.
358 * @param name Enumeration mapping name (will be copied).
359 * @param range_start Enumeration mapping range start.
360 * @param range_end Enumeration mapping range end.
362 * Returns 0 on success, a negative value on error.
365 int bt_ctf_field_type_enumeration_add_mapping_unsigned(
366 struct bt_ctf_field_type
*enumeration
, const char *name
,
367 uint64_t range_start
, uint64_t range_end
);
370 * bt_ctf_field_type_enumeration_get_mapping_count: Get the number of mappings
371 * defined in the enumeration.
373 * @param enumeration Enumeration type.
375 * Returns the mapping count on success, a negative value on error.
378 int bt_ctf_field_type_enumeration_get_mapping_count(
379 struct bt_ctf_field_type
*enumeration
);
382 * bt_ctf_field_type_enumeration_get_mapping: get an enumeration mapping.
384 * @param enumeration Enumeration type.
385 * @param index Index of mapping.
386 * @param name Pointer where the mapping's name will be returned (valid for
387 * the lifetime of the enumeration).
388 * @param range_start Pointer where the enumeration mapping's range start will
390 * @param range_end Pointer where the enumeration mapping's range end will
393 * Returns 0 on success, a negative value on error.
396 int bt_ctf_field_type_enumeration_get_mapping(
397 struct bt_ctf_field_type
*enumeration
, int index
,
398 const char **name
, int64_t *range_start
, int64_t *range_end
);
401 * bt_ctf_field_type_enumeration_get_mapping_unsigned: get a mapping.
403 * @param enumeration Enumeration type.
404 * @param index Index of mapping.
405 * @param name Pointer where the mapping's name will be returned (valid for
406 * the lifetime of the enumeration).
407 * @param range_start Pointer where the enumeration mapping's range start will
409 * @param range_end Pointer where the enumeration mapping's range end will
412 * Returns 0 on success, a negative value on error.
415 int bt_ctf_field_type_enumeration_get_mapping_unsigned(
416 struct bt_ctf_field_type
*enumeration
, int index
,
417 const char **name
, uint64_t *range_start
,
418 uint64_t *range_end
);
421 * bt_ctf_field_type_enumeration_get_mapping_index_by_name: get an enumerations'
422 * mapping index by name.
424 * @param enumeration Enumeration type.
425 * @param name Mapping name.
427 * Returns mapping index on success, a negative value on error.
430 int bt_ctf_field_type_enumeration_get_mapping_index_by_name(
431 struct bt_ctf_field_type
*enumeration
, const char *name
);
434 * bt_ctf_field_type_enumeration_get_mapping_index_by_value: get an
435 * enumerations' mapping index by value.
437 * @param enumeration Enumeration type.
438 * @param value Value.
440 * Returns mapping index on success, a negative value on error.
443 int bt_ctf_field_type_enumeration_get_mapping_index_by_value(
444 struct bt_ctf_field_type
*enumeration
, int64_t value
);
447 * bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value: get an
448 * enumerations' mapping index by value.
450 * @param enumeration Enumeration type.
451 * @param value Value.
453 * Returns 0 on success, a negative value on error.
456 int bt_ctf_field_type_enumeration_get_mapping_index_by_unsigned_value(
457 struct bt_ctf_field_type
*enumeration
, uint64_t value
);
460 * bt_ctf_field_type_floating_point_get_exponent_digits: get exponent digit
463 * @param floating_point Floating point type.
465 * Returns the exponent digit count on success, a negative value on error.
468 int bt_ctf_field_type_floating_point_get_exponent_digits(
469 struct bt_ctf_field_type
*floating_point
);
472 * bt_ctf_field_type_floating_point_get_mantissa_digits: get mantissa digit
475 * @param floating_point Floating point type.
477 * Returns the mantissa digit count on success, a negative value on error.
480 int bt_ctf_field_type_floating_point_get_mantissa_digits(
481 struct bt_ctf_field_type
*floating_point
);
484 * bt_ctf_field_type_structure_get_field_count: Get the number of fields defined
487 * @param structure Structure type.
489 * Returns the field count on success, a negative value on error.
492 int bt_ctf_field_type_structure_get_field_count(
493 struct bt_ctf_field_type
*structure
);
496 * bt_ctf_field_type_structure_get_field_type_by_name: get a structure field's
499 * @param structure Structure type.
500 * @param field_name Name of the structure's field.
502 * Returns a field type instance on success, NULL on error.
505 struct bt_ctf_field_type
*bt_ctf_field_type_structure_get_field_type_by_name(
506 struct bt_ctf_field_type
*structure
, const char *field_name
);
509 * bt_ctf_field_type_variant_get_tag_type: get a variant's tag type.
511 * @param variant Variant type.
513 * Returns a field type instance on success, NULL if unset.
516 struct bt_ctf_field_type
*bt_ctf_field_type_variant_get_tag_type(
517 struct bt_ctf_field_type
*variant
);
520 * bt_ctf_field_type_variant_get_tag_name: get a variant's tag name.
522 * @param variant Variant type.
524 * Returns the tag field's name, NULL if unset.
527 const char *bt_ctf_field_type_variant_get_tag_name(
528 struct bt_ctf_field_type
*variant
);
531 * bt_ctf_field_type_variant_set_tag_name: set a variant's tag name.
533 * @param variant Variant type.
534 * @param name Tag field name.
536 * Returns 0 on success, a negative value on error.
539 int bt_ctf_field_type_variant_set_tag_name(
540 struct bt_ctf_field_type
*variant
, const char *name
);
543 * bt_ctf_field_type_variant_get_field_type_by_name: get variant field's type.
545 * @param structure Variant type.
546 * @param field_name Name of the variant's field.
548 * Returns a field type instance on success, NULL on error.
551 struct bt_ctf_field_type
*bt_ctf_field_type_variant_get_field_type_by_name(
552 struct bt_ctf_field_type
*variant
, const char *field_name
);
555 * bt_ctf_field_type_variant_get_field_type_from_tag: get variant field's type.
557 * @param variant Variant type.
558 * @param tag Type tag (enum).
560 * Returns a field type instance on success, NULL on error.
563 struct bt_ctf_field_type
*bt_ctf_field_type_variant_get_field_type_from_tag(
564 struct bt_ctf_field_type
*variant
, struct bt_ctf_field
*tag
);
567 * bt_ctf_field_type_variant_get_field_count: Get the number of fields defined
570 * @param variant Variant type.
572 * Returns the field count on success, a negative value on error.
575 int bt_ctf_field_type_variant_get_field_count(
576 struct bt_ctf_field_type
*variant
);
579 * bt_ctf_field_type_variant_get_field: get a variant's field name and type.
581 * @param variant Variant type.
582 * @param field_type Pointer to a const char* where the field's name will
584 * @param field_type Pointer to a bt_ctf_field_type* where the field's type will
586 * @param index Index of field.
588 * Returns 0 on success, a negative value on error.
591 int bt_ctf_field_type_variant_get_field(
592 struct bt_ctf_field_type
*variant
, const char **field_name
,
593 struct bt_ctf_field_type
**field_type
, int index
);
596 * bt_ctf_field_type_array_get_element_type: get an array's element type.
598 * @param array Array type.
600 * Returns a field type instance on success, NULL on error.
603 struct bt_ctf_field_type
*bt_ctf_field_type_array_get_element_type(
604 struct bt_ctf_field_type
*array
);
607 * bt_ctf_field_type_array_get_length: get an array's length.
609 * @param array Array type.
611 * Returns the array's length on success, a negative value on error.
614 int64_t bt_ctf_field_type_array_get_length(struct bt_ctf_field_type
*array
);
617 * bt_ctf_field_type_sequence_get_element_type: get a sequence's element type.
619 * @param sequence Sequence type.
621 * Returns a field type instance on success, NULL on error.
624 struct bt_ctf_field_type
*bt_ctf_field_type_sequence_get_element_type(
625 struct bt_ctf_field_type
*sequence
);
628 * bt_ctf_field_type_sequence_get_length_field_name: get length field name.
630 * @param sequence Sequence type.
632 * Returns the sequence's length field on success, NULL on error.
635 const char *bt_ctf_field_type_sequence_get_length_field_name(
636 struct bt_ctf_field_type
*sequence
);
639 * bt_ctf_field_type_string_get_encoding: get a string type's encoding.
641 * Get the string type's encoding.
643 * @param string_type String type.
645 * Returns the string's encoding on success, a BT_CTF_STRING_ENCODING_UNKNOWN
649 enum bt_ctf_string_encoding
bt_ctf_field_type_string_get_encoding(
650 struct bt_ctf_field_type
*string_type
);
653 * bt_ctf_field_type_get_alignment: get a field type's alignment.
655 * Get the field type's alignment.
657 * @param type Field type.
659 * Returns the field type's alignment on success, a negative value on error and
660 * 0 if the alignment is undefined (as in the case of a variant).
663 int bt_ctf_field_type_get_alignment(struct bt_ctf_field_type
*type
);
666 * bt_ctf_field_type_get_byte_order: get a field type's byte order.
668 * @param type Field type.
670 * Returns the field type's byte order on success, a negative value on error.
673 enum bt_ctf_byte_order
bt_ctf_field_type_get_byte_order(
674 struct bt_ctf_field_type
*type
);
678 * bt_ctf_field_type_variant_get_tag_field_path: get a variant's tag's field
681 * Get the variant's tag's field path.
683 * @param type Field type.
685 * Returns the field path on success, NULL on error or if no field path is set.
688 struct bt_ctf_field_path
*bt_ctf_field_type_variant_get_tag_field_path(
689 struct bt_ctf_field_type
*type
);
692 * bt_ctf_field_type_sequence_get_length_field_path: get a sequence's length's
695 * Get the sequence's length's field path.
697 * @param type Field type.
699 * Returns the field path on success, NULL on error or if no field path is set.
702 struct bt_ctf_field_path
*bt_ctf_field_type_sequence_get_length_field_path(
703 struct bt_ctf_field_type
*type
);
706 * bt_ctf_field_type_compare: compare two field types recursively
708 * Compare two field types recursively.
710 * The registered tag field type of a variant field type is ignored:
711 * only the tag strings are compared.
713 * @param type_a Field type A.
714 * @param type_b Field type B.
716 * Returns 0 if both field types are semantically equivalent, a positive
717 * value if they are not equivalent, or a negative value on error.
720 int bt_ctf_field_type_compare(struct bt_ctf_field_type
*type_a
,
721 struct bt_ctf_field_type
*type_b
);
724 * bt_ctf_field_type_get_type_id: get a field type's bt_ctf_type_id.
726 * @param type Field type.
728 * Returns the field type's bt_ctf_type_id, CTF_TYPE_UNKNOWN on error.
731 enum bt_ctf_type_id
bt_ctf_field_type_get_type_id(
732 struct bt_ctf_field_type
*type
);
735 * bt_ctf_field_type_is_integer: returns whether or not a given field
736 * type is an integer type.
738 * @param type Field type.
740 * Returns 1 if the field type is an integer type, 0 otherwise.
743 int bt_ctf_field_type_is_integer(struct bt_ctf_field_type
*type
);
746 * bt_ctf_field_type_is_floating_point: returns whether or not a given field
747 * type is a floating point number type.
749 * @param type Field type.
751 * Returns 1 if the field type is a floating point number type, 0 otherwise.
754 int bt_ctf_field_type_is_floating_point(struct bt_ctf_field_type
*type
);
757 * bt_ctf_field_type_is_enumeration: returns whether or not a given field
758 * type is an enumeration type.
760 * @param type Field type.
762 * Returns 1 if the field type is an enumeration type, 0 otherwise.
765 int bt_ctf_field_type_is_enumeration(struct bt_ctf_field_type
*type
);
768 * bt_ctf_field_type_is_string: returns whether or not a given field
769 * type is a string type.
771 * @param type Field type.
773 * Returns 1 if the field type is a string type, 0 otherwise.
776 int bt_ctf_field_type_is_string(struct bt_ctf_field_type
*type
);
779 * bt_ctf_field_type_is_structure: returns whether or not a given field
780 * type is a structure type.
782 * @param type Field type.
784 * Returns 1 if the field type is a structure type, 0 otherwise.
787 int bt_ctf_field_type_is_structure(struct bt_ctf_field_type
*type
);
790 * bt_ctf_field_type_is_array: returns whether or not a given field
791 * type is an array type.
793 * @param type Field type.
795 * Returns 1 if the field type is an array type, 0 otherwise.
798 int bt_ctf_field_type_is_array(struct bt_ctf_field_type
*type
);
801 * bt_ctf_field_type_is_sequence: returns whether or not a given field
802 * type is a sequence type.
804 * @param type Field type.
806 * Returns 1 if the field type is a sequence type, 0 otherwise.
809 int bt_ctf_field_type_is_sequence(struct bt_ctf_field_type
*type
);
812 * bt_ctf_field_type_is_variant: returns whether or not a given field
813 * type is a variant type.
815 * @param type Field type.
817 * Returns 1 if the field type is a variant type, 0 otherwise.
820 int bt_ctf_field_type_is_variant(struct bt_ctf_field_type
*type
);
822 #endif /* BABELTRACE_CTF_IR_FIELD_TYPES_INTERNAL_H */