[babeltrace.git] / src / lib / trace-ir / field-class.h

#ifndef BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H
#define BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H

/*
 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "lib/assert-pre.h"
#include <babeltrace2/trace-ir/clock-class.h>
#include <babeltrace2/trace-ir/field-class.h>
#include "common/macros.h"
#include "common/common.h"
#include "lib/object.h"
#include <babeltrace2/types.h>
#include <stdint.h>
#include <glib.h>

#define _BT_ASSERT_PRE_FC_IS_INT_COND(_fc)				\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)

#define _BT_ASSERT_PRE_FC_IS_INT_FMT(_name)				\
	_name " is not an integer field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc)			\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION)

#define _BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name)			\
	_name " is not an unsigned integer field class: %![fc-]+F"


#define _BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc)			\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)

#define _BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name)			\
	_name " is not a signed integer field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc)				\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)

#define _BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name)				\
	_name " is not an enumeration field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc)				\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_STATIC_ARRAY || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY)

#define _BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name)				\
	_name " is not an array field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc)				\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITHOUT_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)

#define _BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name)				\
	_name " is not an option field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc)			\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)

#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name)		\
	_name " is not an option field class with a selector: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc)		\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)

#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name)		\
	_name " is not an option field class with an integer selector: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc)				\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR)

#define _BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name)				\
	_name " is not a variant field class: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc)			\
	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR || \
	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR)

#define _BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name)		\
	_name " is not a variant field class with a selector: %![fc-]+F"

#define _BT_ASSERT_PRE_FC_HAS_ID_COND(_fc, _type)			\
	(((const struct bt_field_class *) (_fc))->type == (_type))

#define _BT_ASSERT_PRE_FC_HAS_ID_FMT(_name)				\
	_name " has the wrong type: expected-type=%s, %![fc-]+F"

#define BT_ASSERT_PRE_FC_IS_INT(_fc, _name)				\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_INT_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_UNSIGNED_INT(_fc, _name)			\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_SIGNED_INT(_fc, _name)			\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_ENUM(_fc, _name)				\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_ARRAY(_fc, _name)				\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_OPTION(_fc, _name)				\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL(_fc, _name)			\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL(_fc, _name)		\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc), \
		_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_VARIANT(_fc, _name)				\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL(_fc, _name)		\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_FC_HAS_ID(_fc, _type, _name)			\
	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_HAS_ID_COND((_fc), (_type)),	\
		_BT_ASSERT_PRE_FC_HAS_ID_FMT(_name),			\
		bt_common_field_class_type_string(_type), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_INT(_fc, _name)				\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_INT_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_UNSIGNED_INT(_fc, _name)		\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_SIGNED_INT(_fc, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_ENUM(_fc, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_ARRAY(_fc, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc),		\
		_BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_OPTION(_fc, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_OPTION_WITH_SEL(_fc, _name)		\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc), \
		_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_OPTION_WITH_INT_SEL(_fc, _name)		\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc), \
		_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_VARIANT(_fc, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc),	\
		_BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_IS_VARIANT_WITH_SEL(_fc, _name)		\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc), \
		_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name), (_fc))

#define BT_ASSERT_PRE_DEV_FC_HAS_ID(_fc, _type, _name)			\
	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_HAS_ID_COND((_fc), (_type)), \
		_BT_ASSERT_PRE_FC_HAS_ID_FMT(_name),			\
		bt_common_field_class_type_string(_type), (_fc))

#define BT_ASSERT_PRE_DEV_FC_HOT(_fc, _name)				\
	BT_ASSERT_PRE_DEV_HOT((const struct bt_field_class *) (_fc),	\
		(_name), ": %!+F", (_fc))

#define BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(_fc, _index)		\
	(&g_array_index(((struct bt_field_class_enumeration *) (_fc))->mappings, \
		struct bt_field_class_enumeration_mapping, (_index)))

#define BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX(_mapping, _index)	\
	(&g_array_index((_mapping)->ranges,				\
		struct bt_field_class_enumeration_mapping_range, (_index)))

struct bt_field;
struct bt_field_class;

struct bt_field_class {
	struct bt_object base;
	enum bt_field_class_type type;
	bool frozen;

	/* Owned by this */
	struct bt_value *user_attributes;

	/*
	 * This flag indicates whether or not this field class is part
	 * of a trace class.
	 */
	bool part_of_trace_class;
};

struct bt_field_class_bool {
	struct bt_field_class common;
};

struct bt_field_class_bit_array {
	struct bt_field_class common;
	uint64_t length;
};

struct bt_field_class_integer {
	struct bt_field_class common;

	/*
	 * Value range of fields built from this integer field class:
	 * this is an equivalent integer size in bits. More formally,
	 * `range` is `n` in:
	 *
	 * Unsigned range: [0, 2^n - 1]
	 * Signed range: [-2^(n - 1), 2^(n - 1) - 1]
	 */
	uint64_t range;

	enum bt_field_class_integer_preferred_display_base base;
};

struct bt_field_class_enumeration_mapping {
	GString *label;

	/* Owner by this */
	const struct bt_integer_range_set *range_set;
};

struct bt_field_class_enumeration_unsigned_mapping;
struct bt_field_class_enumeration_signed_mapping;

struct bt_field_class_enumeration {
	struct bt_field_class_integer common;

	/* Array of `struct bt_field_class_enumeration_mapping *` */
	GArray *mappings;

	/*
	 * This is an array of `const char *` which acts as a temporary
	 * (potentially growing) buffer for
	 * bt_field_class_enumeration_unsigned_get_mapping_labels_for_value()
	 * and
	 * bt_field_class_enumeration_signed_get_mapping_labels_for_value().
	 *
	 * The actual strings are owned by the mappings above.
	 */
	GPtrArray *label_buf;
};

struct bt_field_class_real {
	struct bt_field_class common;
};

struct bt_field_class_string {
	struct bt_field_class common;
};

/* A named field class is a (name, field class) pair */
struct bt_named_field_class {
	GString *name;

	/* Owned by this */
	struct bt_value *user_attributes;

	/* Owned by this */
	struct bt_field_class *fc;

	bool frozen;
};

struct bt_field_class_structure_member;
struct bt_field_class_variant_option;
struct bt_field_class_variant_with_selector_unsigned_option;
struct bt_field_class_variant_with_selector_signed_option;

struct bt_field_class_named_field_class_container {
	struct bt_field_class common;

	/*
	 * Key: `const char *`, not owned by this (owned by named field
	 * class objects contained in `named_fcs` below).
	 */
	GHashTable *name_to_index;

	/* Array of `struct bt_named_field_class *` */
	GPtrArray *named_fcs;
};

struct bt_field_class_structure {
	struct bt_field_class_named_field_class_container common;
};

struct bt_field_class_array {
	struct bt_field_class common;

	/* Owned by this */
	struct bt_field_class *element_fc;
};

struct bt_field_class_array_static {
	struct bt_field_class_array common;
	uint64_t length;
};

struct bt_field_class_array_dynamic {
	struct bt_field_class_array common;

	/* Owned by this */
	struct bt_field_class *length_fc;

	/* Owned by this */
	struct bt_field_path *length_field_path;
};

struct bt_field_class_option {
	struct bt_field_class common;

	/* Owned by this */
	struct bt_field_class *content_fc;
};

struct bt_field_class_option_with_selector {
	struct bt_field_class_option common;

	/* Owned by this */
	struct bt_field_class *selector_fc;

	/* Owned by this */
	struct bt_field_path *selector_field_path;
};

struct bt_field_class_option_with_selector_bool {
	struct bt_field_class_option_with_selector common;

	/* Owned by this */
	bool sel_is_reversed;
};

struct bt_field_class_option_with_selector_integer {
	struct bt_field_class_option_with_selector common;

	/* Owned by this */
	const struct bt_integer_range_set *range_set;
};

/* Variant FC (with selector) option: named field class + range set */
struct bt_field_class_variant_with_selector_option {
	struct bt_named_field_class common;

	/* Owned by this */
	const struct bt_integer_range_set *range_set;
};

struct bt_field_class_variant {
	/*
	 * Depending on the variant field class type, the contained
	 * named field classes are of type
	 * `struct bt_named_field_class *` if the variant field class
	 * doesn't have a selector, or
	 * `struct bt_field_class_variant_with_selector_option *`
	 * if it has.
	 */
	struct bt_field_class_named_field_class_container common;
};

struct bt_field_class_variant_with_selector {
	struct bt_field_class_variant common;

	/*
	 * Owned by this, but never dereferenced: only use to find it
	 * elsewhere.
	 */
	const struct bt_field_class *selector_fc;

	/* Owned by this */
	struct bt_field_path *selector_field_path;
};

BT_HIDDEN
void _bt_field_class_freeze(const struct bt_field_class *field_class);

#ifdef BT_DEV_MODE
# define bt_field_class_freeze		_bt_field_class_freeze
#else
# define bt_field_class_freeze(_fc)	((void) _fc)
#endif

BT_HIDDEN
void _bt_named_field_class_freeze(const struct bt_named_field_class *named_fc);

#ifdef BT_DEV_MODE
# define bt_named_field_class_freeze		_bt_named_field_class_freeze
#else
# define bt_named_field_class_freeze(_named_fc)	((void) _named_fc)
#endif

/*
 * This function recursively marks `field_class` and its children as
 * being part of a trace. This is used to validate that all field classes
 * are used at a single location within trace objects even if they are
 * shared objects for other purposes.
 */
BT_HIDDEN
void bt_field_class_make_part_of_trace_class(
		const struct bt_field_class *field_class);

#endif /* BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H */
Commit	Line	Data
939190b3 PP	1	#ifndef BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H
	2	#define BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H
	3
	4	/*
f2b0325d	5	* Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
939190b3 PP	6	* Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
939190b3 PP	7	*
939190b3 PP	8	* Permission is hereby granted, free of charge, to any person obtaining a copy
	9	* of this software and associated documentation files (the "Software"), to deal
	10	* in the Software without restriction, including without limitation the rights
	11	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	12	* copies of the Software, and to permit persons to whom the Software is
	13	* furnished to do so, subject to the following conditions:
	14	*
	15	* The above copyright notice and this permission notice shall be included in
	16	* all copies or substantial portions of the Software.
	17	*
	18	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	19	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	20	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	21	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	22	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	23	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	24	* SOFTWARE.
	25	*/
	26
57952005	27	#include "lib/assert-pre.h"
71c5da58 MJ	28	#include <babeltrace2/trace-ir/clock-class.h>
71c5da58 MJ	29	#include <babeltrace2/trace-ir/field-class.h>
85e7137b	30	#include "common/macros.h"
02b61fe0	31	#include "common/common.h"
57952005	32	#include "lib/object.h"
71c5da58	33	#include <babeltrace2/types.h>
939190b3 PP	34	#include <stdint.h>
	35	#include <glib.h>
	36
fa6cfec3 PP	37	#define _BT_ASSERT_PRE_FC_IS_INT_COND(_fc) \
	38	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER \|\| \
	39	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER \|\| \
	40	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION \|\| \
	41	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)
	42
	43	#define _BT_ASSERT_PRE_FC_IS_INT_FMT(_name) \
	44	_name " is not an integer field class: %![fc-]+F"
	45
	46	#define _BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc) \
	47	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER \|\| \
	48	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION)
	49
	50	#define _BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name) \
	51	_name " is not an unsigned integer field class: %![fc-]+F"
	52
02b61fe0 PP	53
	54	#define _BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc) \
	55	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER \|\| \
	56	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)
	57
	58	#define _BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name) \
	59	_name " is not a signed integer field class: %![fc-]+F"
	60
fa6cfec3 PP	61	#define _BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc) \
	62	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION \|\| \
	63	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION)
	64
	65	#define _BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name) \
	66	_name " is not an enumeration field class: %![fc-]+F"
	67
	68	#define _BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc) \
	69	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_STATIC_ARRAY \|\| \
	70	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY)
	71
	72	#define _BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name) \
	73	_name " is not an array field class: %![fc-]+F"
	74
467673c1 PP	75	#define _BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc) \
	76	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITHOUT_SELECTOR \|\| \
	77	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR \|\| \
	78	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR \|\| \
	79	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)
	80
	81	#define _BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name) \
	82	_name " is not an option field class: %![fc-]+F"
	83
	84	#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc) \
	85	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_BOOL_SELECTOR \|\| \
	86	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR \|\| \
	87	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)
	88
	89	#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name) \
	90	_name " is not an option field class with a selector: %![fc-]+F"
	91
	92	#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc) \
	93	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_UNSIGNED_INTEGER_SELECTOR \|\| \
	94	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_OPTION_WITH_SIGNED_INTEGER_SELECTOR)
	95
	96	#define _BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name) \
	97	_name " is not an option field class with an integer selector: %![fc-]+F"
	98
02b61fe0 PP	99	#define _BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc) \
	100	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR \|\| \
	101	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR \|\| \
	102	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR)
	103
	104	#define _BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name) \
	105	_name " is not a variant field class: %![fc-]+F"
	106
	107	#define _BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc) \
	108	(((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR \|\| \
	109	((const struct bt_field_class *) (_fc))->type == BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR)
	110
	111	#define _BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name) \
	112	_name " is not a variant field class with a selector: %![fc-]+F"
	113
fa6cfec3 PP	114	#define _BT_ASSERT_PRE_FC_HAS_ID_COND(_fc, _type) \
	115	(((const struct bt_field_class *) (_fc))->type == (_type))
	116
	117	#define _BT_ASSERT_PRE_FC_HAS_ID_FMT(_name) \
	118	_name " has the wrong type: expected-type=%s, %![fc-]+F"
	119
939190b3	120	#define BT_ASSERT_PRE_FC_IS_INT(_fc, _name) \
fa6cfec3	121	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_INT_COND(_fc), \
02b61fe0	122	_BT_ASSERT_PRE_FC_IS_INT_FMT(_name), (_fc))
939190b3 PP	123
939190b3 PP	124	#define BT_ASSERT_PRE_FC_IS_UNSIGNED_INT(_fc, _name) \
fa6cfec3	125	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc), \
02b61fe0 PP	126	_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name), (_fc))
	127
	128	#define BT_ASSERT_PRE_FC_IS_SIGNED_INT(_fc, _name) \
	129	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc), \
	130	_BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name), (_fc))
939190b3 PP	131
939190b3 PP	132	#define BT_ASSERT_PRE_FC_IS_ENUM(_fc, _name) \
fa6cfec3	133	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc), \
02b61fe0	134	_BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name), (_fc))
939190b3 PP	135
939190b3 PP	136	#define BT_ASSERT_PRE_FC_IS_ARRAY(_fc, _name) \
fa6cfec3	137	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc), \
02b61fe0 PP	138	_BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name), (_fc))
02b61fe0 PP	139
467673c1 PP	140	#define BT_ASSERT_PRE_FC_IS_OPTION(_fc, _name) \
	141	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc), \
	142	_BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name), (_fc))
	143
	144	#define BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL(_fc, _name) \
	145	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc), \
	146	_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name), (_fc))
	147
	148	#define BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL(_fc, _name) \
	149	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc), \
	150	_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name), (_fc))
	151
02b61fe0 PP	152	#define BT_ASSERT_PRE_FC_IS_VARIANT(_fc, _name) \
	153	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc), \
	154	_BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name), (_fc))
	155
	156	#define BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL(_fc, _name) \
	157	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc), \
	158	_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name), (_fc))
939190b3	159
af0c18e3	160	#define BT_ASSERT_PRE_FC_HAS_ID(_fc, _type, _name) \
fa6cfec3	161	BT_ASSERT_PRE(_BT_ASSERT_PRE_FC_HAS_ID_COND((_fc), (_type)), \
02b61fe0 PP	162	_BT_ASSERT_PRE_FC_HAS_ID_FMT(_name), \
02b61fe0 PP	163	bt_common_field_class_type_string(_type), (_fc))
939190b3	164
fa6cfec3 PP	165	#define BT_ASSERT_PRE_DEV_FC_IS_INT(_fc, _name) \
fa6cfec3 PP	166	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_INT_COND(_fc), \
02b61fe0	167	_BT_ASSERT_PRE_FC_IS_INT_FMT(_name), (_fc))
fa6cfec3 PP	168
	169	#define BT_ASSERT_PRE_DEV_FC_IS_UNSIGNED_INT(_fc, _name) \
	170	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_COND(_fc), \
02b61fe0 PP	171	_BT_ASSERT_PRE_FC_IS_UNSIGNED_INT_FMT(_name), (_fc))
	172
	173	#define BT_ASSERT_PRE_DEV_FC_IS_SIGNED_INT(_fc, _name) \
	174	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_SIGNED_INT_COND(_fc), \
	175	_BT_ASSERT_PRE_FC_IS_SIGNED_INT_FMT(_name), (_fc))
fa6cfec3 PP	176
	177	#define BT_ASSERT_PRE_DEV_FC_IS_ENUM(_fc, _name) \
	178	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_ENUM_COND(_fc), \
02b61fe0	179	_BT_ASSERT_PRE_FC_IS_ENUM_FMT(_name), (_fc))
fa6cfec3 PP	180
	181	#define BT_ASSERT_PRE_DEV_FC_IS_ARRAY(_fc, _name) \
	182	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_ARRAY_COND(_fc), \
02b61fe0 PP	183	_BT_ASSERT_PRE_FC_IS_ARRAY_FMT(_name), (_fc))
02b61fe0 PP	184
467673c1 PP	185	#define BT_ASSERT_PRE_DEV_FC_IS_OPTION(_fc, _name) \
	186	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_COND(_fc), \
	187	_BT_ASSERT_PRE_FC_IS_OPTION_FMT(_name), (_fc))
	188
	189	#define BT_ASSERT_PRE_DEV_FC_IS_OPTION_WITH_SEL(_fc, _name) \
	190	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_COND(_fc), \
	191	_BT_ASSERT_PRE_FC_IS_OPTION_WITH_SEL_FMT(_name), (_fc))
	192
	193	#define BT_ASSERT_PRE_DEV_FC_IS_OPTION_WITH_INT_SEL(_fc, _name) \
	194	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_COND(_fc), \
	195	_BT_ASSERT_PRE_FC_IS_OPTION_WITH_INT_SEL_FMT(_name), (_fc))
	196
02b61fe0 PP	197	#define BT_ASSERT_PRE_DEV_FC_IS_VARIANT(_fc, _name) \
	198	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_VARIANT_COND(_fc), \
	199	_BT_ASSERT_PRE_FC_IS_VARIANT_FMT(_name), (_fc))
	200
	201	#define BT_ASSERT_PRE_DEV_FC_IS_VARIANT_WITH_SEL(_fc, _name) \
	202	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_COND(_fc), \
	203	_BT_ASSERT_PRE_FC_IS_VARIANT_WITH_SEL_FMT(_name), (_fc))
fa6cfec3 PP	204
	205	#define BT_ASSERT_PRE_DEV_FC_HAS_ID(_fc, _type, _name) \
	206	BT_ASSERT_PRE_DEV(_BT_ASSERT_PRE_FC_HAS_ID_COND((_fc), (_type)), \
02b61fe0 PP	207	_BT_ASSERT_PRE_FC_HAS_ID_FMT(_name), \
02b61fe0 PP	208	bt_common_field_class_type_string(_type), (_fc))
fa6cfec3 PP	209
	210	#define BT_ASSERT_PRE_DEV_FC_HOT(_fc, _name) \
	211	BT_ASSERT_PRE_DEV_HOT((const struct bt_field_class *) (_fc), \
939190b3 PP	212	(_name), ": %!+F", (_fc))
939190b3 PP	213
939190b3 PP	214	#define BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(_fc, _index) \
	215	(&g_array_index(((struct bt_field_class_enumeration *) (_fc))->mappings, \
	216	struct bt_field_class_enumeration_mapping, (_index)))
	217
	218	#define BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX(_mapping, _index) \
	219	(&g_array_index((_mapping)->ranges, \
	220	struct bt_field_class_enumeration_mapping_range, (_index)))
	221
	222	struct bt_field;
	223	struct bt_field_class;
	224
	225	struct bt_field_class {
	226	struct bt_object base;
af0c18e3	227	enum bt_field_class_type type;
939190b3 PP	228	bool frozen;
939190b3 PP	229
af90138b PP	230	/* Owned by this */
	231	struct bt_value *user_attributes;
	232
939190b3	233	/*
fa6cfec3 PP	234	* This flag indicates whether or not this field class is part
fa6cfec3 PP	235	* of a trace class.
939190b3	236	*/
10b7a2e4	237	bool part_of_trace_class;
939190b3 PP	238	};
939190b3 PP	239
9414b439 PP	240	struct bt_field_class_bool {
	241	struct bt_field_class common;
	242	};
	243
6943da6a PP	244	struct bt_field_class_bit_array {
	245	struct bt_field_class common;
	246	uint64_t length;
	247	};
	248
939190b3 PP	249	struct bt_field_class_integer {
	250	struct bt_field_class common;
	251
	252	/*
	253	* Value range of fields built from this integer field class:
	254	* this is an equivalent integer size in bits. More formally,
	255	* `range` is `n` in:
	256	*
	257	* Unsigned range: [0, 2^n - 1]
	258	* Signed range: [-2^(n - 1), 2^(n - 1) - 1]
	259	*/
	260	uint64_t range;
	261
	262	enum bt_field_class_integer_preferred_display_base base;
	263	};
	264
939190b3 PP	265	struct bt_field_class_enumeration_mapping {
	266	GString *label;
	267
02b61fe0 PP	268	/* Owner by this */
02b61fe0 PP	269	const struct bt_integer_range_set *range_set;
939190b3 PP	270	};
939190b3 PP	271
60bbfc7c PP	272	struct bt_field_class_enumeration_unsigned_mapping;
60bbfc7c PP	273	struct bt_field_class_enumeration_signed_mapping;
b6baf3bb	274
939190b3 PP	275	struct bt_field_class_enumeration {
	276	struct bt_field_class_integer common;
	277
	278	/* Array of `struct bt_field_class_enumeration_mapping ` /
	279	GArray *mappings;
	280
	281	/*
	282	* This is an array of `const char *` which acts as a temporary
	283	* (potentially growing) buffer for
60bbfc7c	284	* bt_field_class_enumeration_unsigned_get_mapping_labels_for_value()
939190b3	285	* and
60bbfc7c	286	* bt_field_class_enumeration_signed_get_mapping_labels_for_value().
939190b3 PP	287	*
	288	* The actual strings are owned by the mappings above.
	289	*/
	290	GPtrArray *label_buf;
	291	};
	292
	293	struct bt_field_class_real {
	294	struct bt_field_class common;
939190b3 PP	295	};
	296
	297	struct bt_field_class_string {
	298	struct bt_field_class common;
	299	};
	300
	301	/* A named field class is a (name, field class) pair */
	302	struct bt_named_field_class {
	303	GString *name;
	304
af90138b PP	305	/* Owned by this */
	306	struct bt_value *user_attributes;
	307
939190b3 PP	308	/* Owned by this */
939190b3 PP	309	struct bt_field_class *fc;
e24f271a PP	310
e24f271a PP	311	bool frozen;
939190b3 PP	312	};
939190b3 PP	313
e24f271a PP	314	struct bt_field_class_structure_member;
e24f271a PP	315	struct bt_field_class_variant_option;
60bbfc7c PP	316	struct bt_field_class_variant_with_selector_unsigned_option;
60bbfc7c PP	317	struct bt_field_class_variant_with_selector_signed_option;
e24f271a	318
939190b3 PP	319	struct bt_field_class_named_field_class_container {
	320	struct bt_field_class common;
	321
	322	/*
	323	* Key: `const char *`, not owned by this (owned by named field
02b61fe0	324	* class objects contained in `named_fcs` below).
939190b3 PP	325	*/
	326	GHashTable *name_to_index;
	327
02b61fe0 PP	328	/* Array of `struct bt_named_field_class ` /
02b61fe0 PP	329	GPtrArray *named_fcs;
939190b3 PP	330	};
	331
	332	struct bt_field_class_structure {
	333	struct bt_field_class_named_field_class_container common;
	334	};
	335
	336	struct bt_field_class_array {
	337	struct bt_field_class common;
	338
	339	/* Owned by this */
	340	struct bt_field_class *element_fc;
	341	};
	342
60bbfc7c	343	struct bt_field_class_array_static {
939190b3 PP	344	struct bt_field_class_array common;
	345	uint64_t length;
	346	};
	347
60bbfc7c	348	struct bt_field_class_array_dynamic {
939190b3 PP	349	struct bt_field_class_array common;
939190b3 PP	350
247fa9e3	351	/* Owned by this */
939190b3 PP	352	struct bt_field_class *length_fc;
	353
	354	/* Owned by this */
	355	struct bt_field_path *length_field_path;
	356	};
	357
247fa9e3 PP	358	struct bt_field_class_option {
	359	struct bt_field_class common;
	360
	361	/* Owned by this */
	362	struct bt_field_class *content_fc;
467673c1 PP	363	};
	364
	365	struct bt_field_class_option_with_selector {
	366	struct bt_field_class_option common;
247fa9e3 PP	367
	368	/* Owned by this */
	369	struct bt_field_class *selector_fc;
	370
	371	/* Owned by this */
	372	struct bt_field_path *selector_field_path;
	373	};
	374
467673c1 PP	375	struct bt_field_class_option_with_selector_bool {
	376	struct bt_field_class_option_with_selector common;
	377
	378	/* Owned by this */
	379	bool sel_is_reversed;
	380	};
	381
	382	struct bt_field_class_option_with_selector_integer {
	383	struct bt_field_class_option_with_selector common;
	384
	385	/* Owned by this */
	386	const struct bt_integer_range_set *range_set;
	387	};
	388
02b61fe0 PP	389	/* Variant FC (with selector) option: named field class + range set */
	390	struct bt_field_class_variant_with_selector_option {
	391	struct bt_named_field_class common;
	392
	393	/* Owned by this */
	394	const struct bt_integer_range_set *range_set;
	395	};
	396
939190b3	397	struct bt_field_class_variant {
02b61fe0 PP	398	/*
	399	* Depending on the variant field class type, the contained
	400	* named field classes are of type
	401	* `struct bt_named_field_class *` if the variant field class
	402	* doesn't have a selector, or
	403	* `struct bt_field_class_variant_with_selector_option *`
	404	* if it has.
	405	*/
939190b3	406	struct bt_field_class_named_field_class_container common;
02b61fe0	407	};
939190b3	408
02b61fe0 PP	409	struct bt_field_class_variant_with_selector {
	410	struct bt_field_class_variant common;
	411
	412	/*
	413	* Owned by this, but never dereferenced: only use to find it
	414	* elsewhere.
	415	*/
	416	const struct bt_field_class *selector_fc;
939190b3 PP	417
	418	/* Owned by this */
	419	struct bt_field_path *selector_field_path;
	420	};
	421
939190b3	422	BT_HIDDEN
78cf9df6	423	void _bt_field_class_freeze(const struct bt_field_class *field_class);
939190b3 PP	424
	425	#ifdef BT_DEV_MODE
	426	# define bt_field_class_freeze _bt_field_class_freeze
	427	#else
931043f9	428	# define bt_field_class_freeze(_fc) ((void) _fc)
939190b3 PP	429	#endif
939190b3 PP	430
e24f271a PP	431	BT_HIDDEN
	432	void _bt_named_field_class_freeze(const struct bt_named_field_class *named_fc);
	433
	434	#ifdef BT_DEV_MODE
	435	# define bt_named_field_class_freeze _bt_named_field_class_freeze
	436	#else
931043f9	437	# define bt_named_field_class_freeze(_named_fc) ((void) _named_fc)
e24f271a PP	438	#endif
e24f271a PP	439
939190b3 PP	440	/*
	441	* This function recursively marks `field_class` and its children as
	442	* being part of a trace. This is used to validate that all field classes
	443	* are used at a single location within trace objects even if they are
	444	* shared objects for other purposes.
	445	*/
	446	BT_HIDDEN
fa6cfec3	447	void bt_field_class_make_part_of_trace_class(
10b7a2e4	448	const struct bt_field_class *field_class);
939190b3	449
939190b3	450	#endif /* BABELTRACE_TRACE_IR_FIELD_CLASSES_INTERNAL_H */