[lttng-ust.git] / liblttng-ust / tracepoint-internal.h

/*
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 */

#ifndef _LTTNG_TRACEPOINT_INTERNAL_H
#define _LTTNG_TRACEPOINT_INTERNAL_H

#include <urcu/list.h>
#include <lttng/tracepoint-types.h>
#include <lttng/ust-events.h>

#include "ust-helper.h"

#define TRACE_DEFAULT	TRACE_DEBUG_LINE

struct tracepoint_lib {
	struct cds_list_head list;	/* list of registered libs */
	struct lttng_ust_tracepoint * const *tracepoints_start;
	int tracepoints_count;
	struct cds_list_head callsites;
};

LTTNG_HIDDEN
int tracepoint_probe_register_noupdate(const char *name,
		void (*callback)(void), void *priv,
		const char *signature);

LTTNG_HIDDEN
int tracepoint_probe_unregister_noupdate(const char *name,
		void (*callback)(void), void *priv);
LTTNG_HIDDEN
void tracepoint_probe_update_all(void);

void *lttng_ust_tp_check_weak_hidden1(void);
void *lttng_ust_tp_check_weak_hidden2(void);
void *lttng_ust_tp_check_weak_hidden3(void);

/*
 * These symbols are ABI between liblttng-ust-tracepoint and liblttng-ust,
 * which is why they are not hidden and not part of the public API.
 */
int lttng_ust_tp_probe_register_queue_release(const char *name,
		void (*func)(void), void *data, const char *signature);
int lttng_ust_tp_probe_unregister_queue_release(const char *name,
		void (*func)(void), void *data);
void lttng_ust_tp_probe_prune_release_queue(void);

void lttng_ust_tp_init(void);
void lttng_ust_tp_exit(void);


#endif /* _LTTNG_TRACEPOINT_INTERNAL_H */
Commit	Line	Data
	1	/*
	2	* SPDX-License-Identifier: LGPL-2.1-only
	3	*
	4	* Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	5	*/
	6
	7	#ifndef _LTTNG_TRACEPOINT_INTERNAL_H
	8	#define _LTTNG_TRACEPOINT_INTERNAL_H
	9
	10	#include <urcu/list.h>
	11	#include <lttng/tracepoint-types.h>
	12	#include <lttng/ust-events.h>
	13
	14	#include "ust-helper.h"
	15
	16	#define TRACE_DEFAULT TRACE_DEBUG_LINE
	17
	18	struct tracepoint_lib {
	19	struct cds_list_head list; /* list of registered libs */
	20	struct lttng_ust_tracepoint * const *tracepoints_start;
	21	int tracepoints_count;
	22	struct cds_list_head callsites;
	23	};
	24
	25	LTTNG_HIDDEN
	26	int tracepoint_probe_register_noupdate(const char *name,
	27	void (callback)(void), void priv,
	28	const char *signature);
	29
	30	LTTNG_HIDDEN
	31	int tracepoint_probe_unregister_noupdate(const char *name,
	32	void (callback)(void), void priv);
	33	LTTNG_HIDDEN
	34	void tracepoint_probe_update_all(void);
	35
	36	void *lttng_ust_tp_check_weak_hidden1(void);
	37	void *lttng_ust_tp_check_weak_hidden2(void);
	38	void *lttng_ust_tp_check_weak_hidden3(void);
	39
	40	/*
	41	* These symbols are ABI between liblttng-ust-tracepoint and liblttng-ust,
	42	* which is why they are not hidden and not part of the public API.
	43	*/
	44	int lttng_ust_tp_probe_register_queue_release(const char *name,
	45	void (func)(void), void data, const char *signature);
	46	int lttng_ust_tp_probe_unregister_queue_release(const char *name,
	47	void (func)(void), void data);
	48	void lttng_ust_tp_probe_prune_release_queue(void);
	49
	50	void lttng_ust_tp_init(void);
	51	void lttng_ust_tp_exit(void);
	52
	53
	54	#endif /* _LTTNG_TRACEPOINT_INTERNAL_H */