| 1 | /* |
| 2 | * wfstack.c |
| 3 | * |
| 4 | * Userspace RCU library - Stack with wait-free push, blocking traversal. |
| 5 | * |
| 6 | * Copyright 2010-2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 7 | * |
| 8 | * This library is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This library is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with this library; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 21 | */ |
| 22 | |
| 23 | /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */ |
| 24 | #include "urcu/wfstack.h" |
| 25 | #include "urcu/static/wfstack.h" |
| 26 | |
| 27 | /* |
| 28 | * library wrappers to be used by non-LGPL compatible source code. |
| 29 | */ |
| 30 | |
| 31 | void cds_wfs_node_init(struct cds_wfs_node *node) |
| 32 | { |
| 33 | _cds_wfs_node_init(node); |
| 34 | } |
| 35 | |
| 36 | void cds_wfs_init(struct cds_wfs_stack *s) |
| 37 | { |
| 38 | _cds_wfs_init(s); |
| 39 | } |
| 40 | |
| 41 | bool cds_wfs_empty(struct cds_wfs_stack *s) |
| 42 | { |
| 43 | return _cds_wfs_empty(s); |
| 44 | } |
| 45 | |
| 46 | int cds_wfs_push(struct cds_wfs_stack *s, struct cds_wfs_node *node) |
| 47 | { |
| 48 | return _cds_wfs_push(s, node); |
| 49 | } |
| 50 | |
| 51 | struct cds_wfs_node *cds_wfs_pop_blocking(struct cds_wfs_stack *s) |
| 52 | { |
| 53 | return _cds_wfs_pop_blocking(s); |
| 54 | } |
| 55 | |
| 56 | struct cds_wfs_node * |
| 57 | cds_wfs_pop_with_state_blocking(struct cds_wfs_stack *s, int *state) |
| 58 | { |
| 59 | return _cds_wfs_pop_with_state_blocking(s, state); |
| 60 | } |
| 61 | |
| 62 | struct cds_wfs_head *cds_wfs_pop_all_blocking(struct cds_wfs_stack *s) |
| 63 | { |
| 64 | return _cds_wfs_pop_all_blocking(s); |
| 65 | } |
| 66 | |
| 67 | struct cds_wfs_node *cds_wfs_first(struct cds_wfs_head *head) |
| 68 | { |
| 69 | return _cds_wfs_first(head); |
| 70 | } |
| 71 | |
| 72 | struct cds_wfs_node *cds_wfs_next_blocking(struct cds_wfs_node *node) |
| 73 | { |
| 74 | return _cds_wfs_next_blocking(node); |
| 75 | } |
| 76 | |
| 77 | struct cds_wfs_node *cds_wfs_next_nonblocking(struct cds_wfs_node *node) |
| 78 | { |
| 79 | return _cds_wfs_next_nonblocking(node); |
| 80 | } |
| 81 | |
| 82 | void cds_wfs_pop_lock(struct cds_wfs_stack *s) |
| 83 | { |
| 84 | _cds_wfs_pop_lock(s); |
| 85 | } |
| 86 | |
| 87 | void cds_wfs_pop_unlock(struct cds_wfs_stack *s) |
| 88 | { |
| 89 | _cds_wfs_pop_unlock(s); |
| 90 | } |
| 91 | |
| 92 | struct cds_wfs_node *__cds_wfs_pop_blocking(struct cds_wfs_stack *s) |
| 93 | { |
| 94 | return ___cds_wfs_pop_blocking(s); |
| 95 | } |
| 96 | |
| 97 | struct cds_wfs_node * |
| 98 | __cds_wfs_pop_with_state_blocking(struct cds_wfs_stack *s, int *state) |
| 99 | { |
| 100 | return ___cds_wfs_pop_with_state_blocking(s, state); |
| 101 | } |
| 102 | |
| 103 | struct cds_wfs_node *__cds_wfs_pop_nonblocking(struct cds_wfs_stack *s) |
| 104 | { |
| 105 | return ___cds_wfs_pop_nonblocking(s); |
| 106 | } |
| 107 | |
| 108 | struct cds_wfs_node * |
| 109 | __cds_wfs_pop_with_state_nonblocking(struct cds_wfs_stack *s, |
| 110 | int *state) |
| 111 | { |
| 112 | return ___cds_wfs_pop_with_state_nonblocking(s, state); |
| 113 | } |
| 114 | |
| 115 | struct cds_wfs_head *__cds_wfs_pop_all(struct cds_wfs_stack *s) |
| 116 | { |
| 117 | return ___cds_wfs_pop_all(s); |
| 118 | } |