[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>

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);

#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	struct bytecode_symbol_iterator;
	14
	15	/*
	16	* Create an iterator on a bytecode's symbols. The iterator points to the
	17	* first element after creation.
	18	*/
	19	struct bytecode_symbol_iterator *bytecode_symbol_iterator_create(
	20	struct lttng_bytecode *bytecode);
	21
	22	/*
	23	* Advance iterator of one element.
	24	*
	25	* Returns 0 if a next element exists or a negative value at the end.
	26	*/
	27	int bytecode_symbol_iterator_next(struct bytecode_symbol_iterator *it);
	28
	29	int bytecode_symbol_iterator_get_type(struct bytecode_symbol_iterator *it);
	30
	31	const char *bytecode_symbol_iterator_get_name(
	32	struct bytecode_symbol_iterator *it);
	33
	34	void bytecode_symbol_iterator_destroy(struct bytecode_symbol_iterator *it);
	35
	36	#endif /* LTTNG_COMMON_FILTER_H */