[lttng-tools.git] / src / common / filter.h

/*
 * Copyright (C) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * SPDX-License-Identifier: GPL-2.0-only
 *
 */

#ifndef LTTNG_COMMON_FILTER_H
#define LTTNG_COMMON_FILTER_H

#include <common/sessiond-comm/sessiond-comm.h>

#ifdef __cplusplus
extern "C" {
#endif

struct bytecode_symbol_iterator;

/*
 * Create an iterator on a bytecode's symbols. The iterator points to the
 * first element after creation.
 */
struct bytecode_symbol_iterator *bytecode_symbol_iterator_create(
		struct lttng_bytecode *bytecode);

/*
 * Advance iterator of one element.
 *
 * Returns 0 if a next element exists or a negative value at the end.
 */
int bytecode_symbol_iterator_next(struct bytecode_symbol_iterator *it);

int bytecode_symbol_iterator_get_type(struct bytecode_symbol_iterator *it);

const char *bytecode_symbol_iterator_get_name(
		struct bytecode_symbol_iterator *it);

void bytecode_symbol_iterator_destroy(struct bytecode_symbol_iterator *it);

#ifdef __cplusplus
}
#endif

#endif /* LTTNG_COMMON_FILTER_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	3	*
	4	* SPDX-License-Identifier: GPL-2.0-only
	5	*
	6	*/
	7
	8	#ifndef LTTNG_COMMON_FILTER_H
	9	#define LTTNG_COMMON_FILTER_H
	10
	11	#include <common/sessiond-comm/sessiond-comm.h>
	12
	13	#ifdef __cplusplus
	14	extern "C" {
	15	#endif
	16
	17	struct bytecode_symbol_iterator;
	18
	19	/*
	20	* Create an iterator on a bytecode's symbols. The iterator points to the
	21	* first element after creation.
	22	*/
	23	struct bytecode_symbol_iterator *bytecode_symbol_iterator_create(
	24	struct lttng_bytecode *bytecode);
	25
	26	/*
	27	* Advance iterator of one element.
	28	*
	29	* Returns 0 if a next element exists or a negative value at the end.
	30	*/
	31	int bytecode_symbol_iterator_next(struct bytecode_symbol_iterator *it);
	32
	33	int bytecode_symbol_iterator_get_type(struct bytecode_symbol_iterator *it);
	34
	35	const char *bytecode_symbol_iterator_get_name(
	36	struct bytecode_symbol_iterator *it);
	37
	38	void bytecode_symbol_iterator_destroy(struct bytecode_symbol_iterator *it);
	39
	40	#ifdef __cplusplus
	41	}
	42	#endif
	43
	44	#endif /* LTTNG_COMMON_FILTER_H */