[lttng-tools.git] / lttng-sessiond / hashtable.h

/*
 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; only version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef _LTT_HASHTABLE_H 
#define _LTT_HASHTABLE_H

#include <urcu.h>
#include "../hashtable/rculfhash.h"

struct cds_lfht *hashtable_new(unsigned long size);
struct cds_lfht *hashtable_new_str(unsigned long size);

struct cds_lfht_node *hashtable_iter_get_node(struct cds_lfht_iter *iter);
struct cds_lfht_node *hashtable_lookup(struct cds_lfht *ht, void *key,
		size_t key_len, struct cds_lfht_iter *iter);

void hashtable_get_first(struct cds_lfht *ht, struct cds_lfht_iter *iter);
void hashtable_get_next(struct cds_lfht *ht, struct cds_lfht_iter *iter);
void hashtable_add_unique(struct cds_lfht *ht, struct cds_lfht_node *node);
void hashtable_node_init(struct cds_lfht_node *node,
		void *key, size_t key_len);

int hashtable_del(struct cds_lfht *ht, struct cds_lfht_iter *iter);
unsigned long hashtable_get_count(struct cds_lfht *ht);
int hashtable_destroy(struct cds_lfht *ht);

#endif /* _LTT_HASHTABLE_H */
Commit	Line	Data
819dc7d4 DG	1	/*
	2	* Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
	3	*
	4	* This program is free software; you can redistribute it and/or modify it
	5	* under the terms of the GNU General Public License as published by the Free
	6	* Software Foundation; only version 2 of the License.
	7	*
	8	* This program is distributed in the hope that it will be useful, but WITHOUT
	9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	10	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	11	* more details.
	12	*
	13	* You should have received a copy of the GNU General Public License along with
	14	* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
	15	* Place - Suite 330, Boston, MA 02111-1307, USA.
	16	*/
	17
	18	#ifndef _LTT_HASHTABLE_H
	19	#define _LTT_HASHTABLE_H
	20
	21	#include <urcu.h>
	22	#include "../hashtable/rculfhash.h"
	23
	24	struct cds_lfht *hashtable_new(unsigned long size);
	25	struct cds_lfht *hashtable_new_str(unsigned long size);
	26
	27	struct cds_lfht_node hashtable_iter_get_node(struct cds_lfht_iter iter);
	28	struct cds_lfht_node hashtable_lookup(struct cds_lfht ht, void *key,
	29	size_t key_len, struct cds_lfht_iter *iter);
	30
	31	void hashtable_get_first(struct cds_lfht ht, struct cds_lfht_iter iter);
	32	void hashtable_get_next(struct cds_lfht ht, struct cds_lfht_iter iter);
	33	void hashtable_add_unique(struct cds_lfht ht, struct cds_lfht_node node);
	34	void hashtable_node_init(struct cds_lfht_node *node,
	35	void *key, size_t key_len);
	36
	37	int hashtable_del(struct cds_lfht ht, struct cds_lfht_iter iter);
	38	unsigned long hashtable_get_count(struct cds_lfht *ht);
038238aa	39	int hashtable_destroy(struct cds_lfht *ht);
819dc7d4 DG	40
819dc7d4 DG	41	#endif /* _LTT_HASHTABLE_H */