lfstack.c

   1 /*
   2  * lfstack.c
   3  *
   4  * Userspace RCU library - Lock-Free Stack
   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 #undef _LGPL_SOURCE
  25 #include "urcu/lfstack.h"
  26 #define _LGPL_SOURCE
  27 #include "urcu/static/lfstack.h"
  28
  29 /*
  30  * library wrappers to be used by non-LGPL compatible source code.
  31  */
  32
  33 void cds_lfs_node_init(struct cds_lfs_node *node)
  34 {
  35         _cds_lfs_node_init(node);
  36 }
  37
  38 void cds_lfs_init(struct cds_lfs_stack *s)
  39 {
  40         _cds_lfs_init(s);
  41 }
  42
  43 void __cds_lfs_init(struct __cds_lfs_stack *s)
  44 {
  45         ___cds_lfs_init(s);
  46 }
  47
  48 bool cds_lfs_empty(cds_lfs_stack_ptr_t s)
  49 {
  50         return _cds_lfs_empty(s);
  51 }
  52
  53 bool cds_lfs_push(cds_lfs_stack_ptr_t s, struct cds_lfs_node *node)
  54 {
  55         return _cds_lfs_push(s, node);
  56 }
  57
  58 struct cds_lfs_node *cds_lfs_pop_blocking(struct cds_lfs_stack *s)
  59 {
  60         return _cds_lfs_pop_blocking(s);
  61 }
  62
  63 struct cds_lfs_head *cds_lfs_pop_all_blocking(struct cds_lfs_stack *s)
  64 {
  65         return _cds_lfs_pop_all_blocking(s);
  66 }
  67
  68 void cds_lfs_pop_lock(struct cds_lfs_stack *s)
  69 {
  70         _cds_lfs_pop_lock(s);
  71 }
  72
  73 void cds_lfs_pop_unlock(struct cds_lfs_stack *s)
  74 {
  75         _cds_lfs_pop_unlock(s);
  76 }
  77
  78 struct cds_lfs_node *__cds_lfs_pop(cds_lfs_stack_ptr_t s)
  79 {
  80         return ___cds_lfs_pop(s);
  81 }
  82
  83 struct cds_lfs_head *__cds_lfs_pop_all(cds_lfs_stack_ptr_t s)
  84 {
  85         return ___cds_lfs_pop_all(s);
  86 }