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/*
* Copyright (c) 2013 Nicira, Inc.
*
* 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.
*/
#ifndef GUARDED_LIST_H
#define GUARDED_LIST_H 1
#include <stddef.h>
#include "compiler.h"
#include "list.h"
#include "ovs-thread.h"
struct guarded_list {
struct ovs_mutex mutex;
struct list list;
size_t n;
};
#define GUARDED_LIST_INITIALIZER(LIST) { \
.mutex = OVS_MUTEX_INITIALIZER, \
.list = LIST_INITIALIZER(&((LIST)->list)), \
.n = 0 }
void guarded_list_init(struct guarded_list *);
void guarded_list_destroy(struct guarded_list *);
bool guarded_list_is_empty(const struct guarded_list *);
size_t guarded_list_push_back(struct guarded_list *, struct list *,
size_t max);
struct list *guarded_list_pop_front(struct guarded_list *);
size_t guarded_list_pop_all(struct guarded_list *, struct list *);
#endif /* guarded-list.h */
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