coreboot-libre-fam15h-rdimm/3rdparty/ffs/clib/queue.h

64 lines
2.9 KiB
C

/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: clib/queue.h $ */
/* */
/* OpenPOWER FFS Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2014,2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
/*
* File: queue.h
* Author: Shaun Wetzstein <shaun@us.ibm.com>
* Descr: Queue container
* Note: This is an adaptor of the list container
* Date: 10/07/10
*/
#ifndef __QUEUE_H__
#define __QUEUE_H__
#include "list.h"
#include "type.h"
typedef list queue;
typedef list_node queue_node;
#define queue_init(q) list_init((list *)(q))
#define queue_push(q,n) list_add_tail((list *)(q),(n))
#define queue_pop(q) list_remove_head((list *)(q))
#define queue_dump(q,s) list_dump((list *)(q),(s))
#define queue_entry(n, t, m) list_entry((n),(t),(m))
#define queue_top(q) list_head((list *)(q))
#define queue_bottom(q) list_tail((list *)(q))
#define queue_for_each(q, i, m) \
for (i = container_of_var(q->node.next, i, m); \
&i->m != &(q)->node; \
i = container_of_var(i->m.next, i, m))
#define queue_for_each_safe(q, i, n, m) \
for (i = container_of_var((q)->node.next, i, m), \
n = container_of_var(i->m.next, i, m); \
&i->m != &(q)->node; \
i = n, n = container_of_var(i->m.next, i, m))
#endif /* __QUEUE_H__ */