Revert "Create per RCU flavor CDS libraries"
[urcu.git] / urcu / rculfstack.h
CommitLineData
c3f74cb2
MD
1#ifndef _URCU_RCULFSTACK_H
2#define _URCU_RCULFSTACK_H
3
453629a9
MD
4/*
5 * rculfstack.h
6 *
7 * Userspace RCU library - Lock-Free RCU Stack
8 *
9 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25
0e2e9380
MD
26#ifdef __cplusplus
27extern "C" {
28#endif
29
16aa9ee8
DG
30struct cds_lfs_node_rcu {
31 struct cds_lfs_node_rcu *next;
453629a9
MD
32};
33
16aa9ee8
DG
34struct cds_lfs_stack_rcu {
35 struct cds_lfs_node_rcu *head;
453629a9
MD
36};
37
b6a37eac 38#ifdef _LGPL_SOURCE
453629a9 39
af7c2dbe 40#include <urcu/static/rculfstack.h>
453629a9 41
4157e1ac
MD
42#define cds_lfs_node_init_rcu _cds_lfs_node_init_rcu
43#define cds_lfs_init_rcu _cds_lfs_init_rcu
44#define cds_lfs_push_rcu _cds_lfs_push_rcu
45#define cds_lfs_pop_rcu _cds_lfs_pop_rcu
453629a9 46
b6a37eac
MD
47#else /* !_LGPL_SOURCE */
48
16aa9ee8
DG
49extern void cds_lfs_node_init_rcu(struct cds_lfs_node_rcu *node);
50extern void cds_lfs_init_rcu(struct cds_lfs_stack_rcu *s);
e1a3b81e
MD
51extern int cds_lfs_push_rcu(struct cds_lfs_stack_rcu *s,
52 struct cds_lfs_node_rcu *node);
453629a9 53
1c1e940e 54/*
6e5f88cf 55 * Should be called under rcu read lock critical section.
d9b52143 56 *
1c1e940e 57 * The caller must wait for a grace period to pass before freeing the returned
16aa9ee8 58 * node or modifying the cds_lfs_node_rcu structure.
1c1e940e
MD
59 * Returns NULL if stack is empty.
60 */
16aa9ee8 61extern struct cds_lfs_node_rcu *cds_lfs_pop_rcu(struct cds_lfs_stack_rcu *s);
453629a9 62
b6a37eac 63#endif /* !_LGPL_SOURCE */
c3f74cb2 64
0e2e9380
MD
65#ifdef __cplusplus
66}
67#endif
68
c3f74cb2 69#endif /* _URCU_RCULFSTACK_H */
This page took 0.035944 seconds and 4 git commands to generate.