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ncache.h
1/*
2 * Copyright 2011 Red Hat Inc., Durham, North Carolina.
3 * All Rights Reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 *
19 * Authors:
20 * Daniel Kopecek <dkopecek@redhat.com>
21 */
22#ifndef PROBE_NCACHE_H
23#define PROBE_NCACHE_H
24
25#include <stddef.h>
26#include <pthread.h>
27#include <sexp.h>
28
29#define PROBE_NCACHE_INIT_SIZE 24
30#define PROBE_NCACHE_ADD_SIZE 8
31
36typedef struct {
37 pthread_rwlock_t lock;
39 size_t real;
40 size_t size;
42
47probe_ncache_t *probe_ncache_new (void);
48
57void probe_ncache_free (probe_ncache_t *cache);
58
69void probe_ncache_clear (probe_ncache_t *cache);
70
80SEXP_t *probe_ncache_add (probe_ncache_t *cache, const char *name);
81
90SEXP_t *probe_ncache_get (probe_ncache_t *cache, const char *name);
91
100SEXP_t *probe_ncache_ref (probe_ncache_t *cache, const char *name);
101
102#endif /* PROBE_NCACHE_H */
Definition sexp-types.h:82
Element name cache structure.
Definition ncache.h:36
pthread_rwlock_t lock
pthread read-write lock
Definition ncache.h:37
size_t real
number of cached names
Definition ncache.h:39
size_t size
pre-allocated size
Definition ncache.h:40
SEXP_t ** name
array of S-exp refs
Definition ncache.h:38