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

/*
 * SPDX-License-Identifier: MIT
 *
 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
 * Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 */

#ifndef BABELTRACE_LIB_TRACE_IR_TRACE_H
#define BABELTRACE_LIB_TRACE_IR_TRACE_H

#include <babeltrace2/trace-ir/trace.h>
#include <babeltrace2/trace-ir/field-class.h>
#include <babeltrace2/trace-ir/field.h>
#include "lib/object.h"
#include <babeltrace2/value.h>
#include <babeltrace2/types.h>
#include <glib.h>
#include <stdbool.h>
#include <sys/types.h>
#include "common/uuid.h"

#include "stream-class.h"
#include "trace-class.h"

struct bt_trace {
	struct bt_object base;

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

	/* Owned by this */
	struct bt_trace_class *class;

	gchar *name;

	struct {
		bt_uuid_t uuid;

		/* NULL or `uuid` above */
		bt_uuid value;
	} uuid;

	struct bt_value *environment;

	/* Array of `struct bt_stream *` */
	GPtrArray *streams;

	/*
	 * Stream class (weak, owned by owned trace class) to number of
	 * instantiated streams, used to automatically assign stream IDs
	 * per stream class within this trace.
	 */
	GHashTable *stream_classes_stream_count;

	GArray *destruction_listeners;
	bool frozen;
};

void _bt_trace_freeze(const struct bt_trace *trace);

#ifdef BT_DEV_MODE
# define bt_trace_freeze		_bt_trace_freeze
#else
# define bt_trace_freeze(_trace)
#endif

void bt_trace_add_stream(struct bt_trace *trace, struct bt_stream *stream);

uint64_t bt_trace_get_automatic_stream_id(const struct bt_trace *trace,
		const struct bt_stream_class *stream_class);

#endif /* BABELTRACE_LIB_TRACE_IR_TRACE_H */
Commit	Line	Data
	1	/*
	2	* SPDX-License-Identifier: MIT
	3	*
	4	* Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
	5	* Copyright 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	6	*/
	7
	8	#ifndef BABELTRACE_LIB_TRACE_IR_TRACE_H
	9	#define BABELTRACE_LIB_TRACE_IR_TRACE_H
	10
	11	#include <babeltrace2/trace-ir/trace.h>
	12	#include <babeltrace2/trace-ir/field-class.h>
	13	#include <babeltrace2/trace-ir/field.h>
	14	#include "lib/object.h"
	15	#include <babeltrace2/value.h>
	16	#include <babeltrace2/types.h>
	17	#include <glib.h>
	18	#include <stdbool.h>
	19	#include <sys/types.h>
	20	#include "common/uuid.h"
	21
	22	#include "stream-class.h"
	23	#include "trace-class.h"
	24
	25	struct bt_trace {
	26	struct bt_object base;
	27
	28	/* Owned by this */
	29	struct bt_value *user_attributes;
	30
	31	/* Owned by this */
	32	struct bt_trace_class *class;
	33
	34	gchar *name;
	35
	36	struct {
	37	bt_uuid_t uuid;
	38
	39	/* NULL or `uuid` above */
	40	bt_uuid value;
	41	} uuid;
	42
	43	struct bt_value *environment;
	44
	45	/* Array of `struct bt_stream ` /
	46	GPtrArray *streams;
	47
	48	/*
	49	* Stream class (weak, owned by owned trace class) to number of
	50	* instantiated streams, used to automatically assign stream IDs
	51	* per stream class within this trace.
	52	*/
	53	GHashTable *stream_classes_stream_count;
	54
	55	GArray *destruction_listeners;
	56	bool frozen;
	57	};
	58
	59	void _bt_trace_freeze(const struct bt_trace *trace);
	60
	61	#ifdef BT_DEV_MODE
	62	# define bt_trace_freeze _bt_trace_freeze
	63	#else
	64	# define bt_trace_freeze(_trace)
	65	#endif
	66
	67	void bt_trace_add_stream(struct bt_trace trace, struct bt_stream stream);
	68
	69	uint64_t bt_trace_get_automatic_stream_id(const struct bt_trace *trace,
	70	const struct bt_stream_class *stream_class);
	71
	72	#endif /* BABELTRACE_LIB_TRACE_IR_TRACE_H */