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

#ifndef _BABELTRACE_CALLBACKS_INTERNAL_H
#define _BABELTRACE_CALLBACKS_INTERNAL_H

/*
 * BabelTrace
 *
 * Internal callbacks header
 *
 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
 *
 * Author: Mathieu Desnoyers <mathieu.desnoyers@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 <glib.h>
#include <babeltrace/ctf/events.h>

struct bt_callback {
	int prio;		/* Callback order priority. Lower first. Dynamically assigned from dependency graph. */
	void *private_data;
	int flags;
	struct bt_dependencies *depends;
	struct bt_dependencies *weak_depends;
	struct bt_dependencies *provides;
	enum bt_cb_ret (*callback)(struct bt_ctf_event *ctf_data,
				   void *private_data);
};

struct bt_callback_chain {
	GArray *callback;	/* Array of struct bt_callback, ordered by priority */
};

/*
 * per id callbacks need to be per stream class because event ID vs
 * event name mapping can vary from stream to stream.
 */
struct bt_stream_callbacks {
	GArray *per_id_callbacks;	/* Array of struct bt_callback_chain */
};

struct bt_dependencies {
	GArray *deps;			/* Array of GQuarks */
	int refcount;			/* free when decremented to 0 */
};

void process_callbacks(struct bt_ctf_iter *iter, struct ctf_stream_definition *stream);

#endif /* _BABELTRACE_CALLBACKS_INTERNAL_H */
Commit	Line	Data
6f3077a2 JD	1	#ifndef _BABELTRACE_CALLBACKS_INTERNAL_H
	2	#define _BABELTRACE_CALLBACKS_INTERNAL_H
	3
	4	/*
	5	* BabelTrace
	6	*
	7	* Internal callbacks header
	8	*
	9	* Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
	10	*
	11	* Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	12	*
	13	* Permission is hereby granted, free of charge, to any person obtaining a copy
	14	* of this software and associated documentation files (the "Software"), to deal
	15	* in the Software without restriction, including without limitation the rights
	16	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	17	* copies of the Software, and to permit persons to whom the Software is
	18	* furnished to do so, subject to the following conditions:
	19	*
	20	* The above copyright notice and this permission notice shall be included in
	21	* all copies or substantial portions of the Software.
c462e188 MD	22	*
	23	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	24	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	25	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	26	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	27	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	28	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	29	* SOFTWARE.
6f3077a2 JD	30	*/
6f3077a2 JD	31
34861b9d	32	#include <glib.h>
aacd0c69	33	#include <babeltrace/ctf/events.h>
34861b9d	34
6f3077a2 JD	35	struct bt_callback {
	36	int prio; /* Callback order priority. Lower first. Dynamically assigned from dependency graph. */
	37	void *private_data;
	38	int flags;
	39	struct bt_dependencies *depends;
	40	struct bt_dependencies *weak_depends;
	41	struct bt_dependencies *provides;
c50d2a7a	42	enum bt_cb_ret (callback)(struct bt_ctf_event ctf_data,
6f3077a2 JD	43	void *private_data);
	44	};
	45
	46	struct bt_callback_chain {
	47	GArray callback; / Array of struct bt_callback, ordered by priority */
	48	};
	49
	50	/*
	51	* per id callbacks need to be per stream class because event ID vs
	52	* event name mapping can vary from stream to stream.
	53	*/
	54	struct bt_stream_callbacks {
	55	GArray per_id_callbacks; / Array of struct bt_callback_chain */
	56	};
	57
	58	struct bt_dependencies {
	59	GArray deps; / Array of GQuarks */
	60	int refcount; /* free when decremented to 0 */
	61	};
	62
9e88d150	63	void process_callbacks(struct bt_ctf_iter iter, struct ctf_stream_definition stream);
6f3077a2 JD	64
6f3077a2 JD	65	#endif /* _BABELTRACE_CALLBACKS_INTERNAL_H */