2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
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.
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
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.
22 #include "../liblttng-ht/rculfhash.h"
23 #include "../liblttng-ht/rculfhash-internal.h"
25 typedef unsigned long (*hash_fct
)(void *_key
, unsigned long seed
);
26 typedef cds_lfht_match_fct hash_match_fct
;
35 cds_lfht_match_fct match_fct
;
39 struct lttng_ht_iter
{
40 struct cds_lfht_iter iter
;
43 struct lttng_ht_node_str
{
45 struct cds_lfht_node node
;
49 struct lttng_ht_node_ulong
{
51 struct cds_lfht_node node
;
55 /* Hashtable new and destroy */
56 extern struct lttng_ht
*lttng_ht_new(unsigned long size
, int type
);
57 extern void lttng_ht_destroy(struct lttng_ht
*ht
);
59 /* Specialized node init and free functions */
60 extern void lttng_ht_node_init_str(struct lttng_ht_node_str
*node
, char *key
);
61 extern void lttng_ht_node_init_ulong(struct lttng_ht_node_ulong
*node
,
63 extern void lttng_ht_node_free_str(struct lttng_ht_node_str
*node
);
64 extern void lttng_ht_node_free_ulong(struct lttng_ht_node_ulong
*node
);
66 extern void lttng_ht_lookup(struct lttng_ht
*ht
, void *key
,
67 struct lttng_ht_iter
*iter
);
69 /* Specialized add unique functions */
70 extern void lttng_ht_add_unique_str(struct lttng_ht
*ht
,
71 struct lttng_ht_node_str
*node
);
72 extern void lttng_ht_add_unique_ulong(struct lttng_ht
*ht
,
73 struct lttng_ht_node_ulong
*node
);
75 extern int lttng_ht_del(struct lttng_ht
*ht
, struct lttng_ht_iter
*iter
);
77 extern void lttng_ht_get_first(struct lttng_ht
*ht
,
78 struct lttng_ht_iter
*iter
);
79 extern void lttng_ht_get_next(struct lttng_ht
*ht
, struct lttng_ht_iter
*iter
);
81 extern unsigned long lttng_ht_get_count(struct lttng_ht
*ht
);
83 extern struct lttng_ht_node_str
*lttng_ht_iter_get_node_str(
84 struct lttng_ht_iter
*iter
);
85 extern struct lttng_ht_node_ulong
*lttng_ht_iter_get_node_ulong(
86 struct lttng_ht_iter
*iter
);
88 #endif /* _LTT_HT_H */