[babeltrace.git] / include / babeltrace / ctf / events-internal.h

#ifndef _BABELTRACE_CTF_EVENTS_INTERNAL_H
#define _BABELTRACE_CTF_EVENTS_INTERNAL_H

/*
 * BabelTrace
 *
 * CTF events API (internal)
 *
 * Copyright 2011-2012 EfficiOS Inc. and Linux Foundation
 *
 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 *         Julien Desfossez <julien.desfossez@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.
 */

#include <babeltrace/iterator-internal.h>
#include <babeltrace/ctf/callbacks.h>
#include <babeltrace/ctf/callbacks-internal.h>
#include <babeltrace/ctf-ir/metadata.h>
#include <glib.h>

struct ctf_stream_definition;

/*
 * These structures are public mappings to internal ctf_event structures.
 */
struct bt_ctf_event {
	struct ctf_event_definition *parent;
};

struct bt_ctf_event_decl {
	struct ctf_event_declaration parent;
	GPtrArray *context_decl;
	GPtrArray *fields_decl;
	GPtrArray *packet_header_decl;
	GPtrArray *event_context_decl;
	GPtrArray *event_header_decl;
	GPtrArray *packet_context_decl;
};

struct bt_ctf_iter {
	struct bt_iter parent;
	struct bt_ctf_event current_ctf_event;	/* last read event */
	GArray *callbacks;				/* Array of struct bt_stream_callbacks */
	struct bt_callback_chain main_callbacks;	/* For all events */
	/*
	 * Flag indicating if dependency graph needs to be recalculated.
	 * Set by bt_iter_add_callback(), and checked (and
	 * cleared) by upon entry into bt_iter_read_event().
	 * bt_iter_read_event() is responsible for calling dep
	 * graph calculation if it sees this flag set.
	 */
	int recalculate_dep_graph;
	/*
	 * Array of pointers to struct bt_dependencies, for garbage
	 * collection. We're not using a linked list here because each
	 * struct bt_dependencies can belong to more than one
	 * bt_iter.
	 */
	GPtrArray *dep_gc;
};

#endif /*_BABELTRACE_CTF_EVENTS_INTERNAL_H */
Commit	Line	Data
	1	#ifndef _BABELTRACE_CTF_EVENTS_INTERNAL_H
	2	#define _BABELTRACE_CTF_EVENTS_INTERNAL_H
	3
	4	/*
	5	* BabelTrace
	6	*
	7	* CTF events API (internal)
	8	*
	9	* Copyright 2011-2012 EfficiOS Inc. and Linux Foundation
	10	*
	11	* Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	12	* Julien Desfossez <julien.desfossez@efficios.com>
	13	*
	14	* Permission is hereby granted, free of charge, to any person obtaining
	15	* a copy of this software and associated documentation files (the
	16	* "Software"), to deal in the Software without restriction, including
	17	* without limitation the rights to use, copy, modify, merge, publish,
	18	* distribute, sublicense, and/or sell copies of the Software, and to
	19	* permit persons to whom the Software is furnished to do so, subject to
	20	* the following conditions:
	21	*
	22	* The above copyright notice and this permission notice shall be
	23	* included in all copies or substantial portions of the Software.
	24	*/
	25
	26	#include <babeltrace/iterator-internal.h>
	27	#include <babeltrace/ctf/callbacks.h>
	28	#include <babeltrace/ctf/callbacks-internal.h>
	29	#include <babeltrace/ctf-ir/metadata.h>
	30	#include <glib.h>
	31
	32	struct ctf_stream_definition;
	33
	34	/*
	35	* These structures are public mappings to internal ctf_event structures.
	36	*/
	37	struct bt_ctf_event {
	38	struct ctf_event_definition *parent;
	39	};
	40
	41	struct bt_ctf_event_decl {
	42	struct ctf_event_declaration parent;
	43	GPtrArray *context_decl;
	44	GPtrArray *fields_decl;
	45	GPtrArray *packet_header_decl;
	46	GPtrArray *event_context_decl;
	47	GPtrArray *event_header_decl;
	48	GPtrArray *packet_context_decl;
	49	};
	50
	51	struct bt_ctf_iter {
	52	struct bt_iter parent;
	53	struct bt_ctf_event current_ctf_event; /* last read event */
	54	GArray callbacks; / Array of struct bt_stream_callbacks */
	55	struct bt_callback_chain main_callbacks; /* For all events */
	56	/*
	57	* Flag indicating if dependency graph needs to be recalculated.
	58	* Set by bt_iter_add_callback(), and checked (and
	59	* cleared) by upon entry into bt_iter_read_event().
	60	* bt_iter_read_event() is responsible for calling dep
	61	* graph calculation if it sees this flag set.
	62	*/
	63	int recalculate_dep_graph;
	64	/*
	65	* Array of pointers to struct bt_dependencies, for garbage
	66	* collection. We're not using a linked list here because each
	67	* struct bt_dependencies can belong to more than one
	68	* bt_iter.
	69	*/
	70	GPtrArray *dep_gc;
	71	};
	72
	73	#endif /_BABELTRACE_CTF_EVENTS_INTERNAL_H /