include/apr_queue.h

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/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as
 * applicable.
 *
 * 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 APR_QUEUE_H
#define APR_QUEUE_H

#include "apu.h"
#include "apr_errno.h"
#include "apr_pools.h"

#if APR_HAS_THREADS

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef struct apr_queue_t apr_queue_t;

APU_DECLARE(apr_status_t) apr_queue_create(apr_queue_t **queue, 
                                           unsigned int queue_capacity, 
                                           apr_pool_t *a);

APU_DECLARE(apr_status_t) apr_queue_push(apr_queue_t *queue, void *data);

APU_DECLARE(apr_status_t) apr_queue_pop(apr_queue_t *queue, void **data);

APU_DECLARE(apr_status_t) apr_queue_trypush(apr_queue_t *queue, void *data);

APU_DECLARE(apr_status_t) apr_queue_trypop(apr_queue_t *queue, void **data);

APU_DECLARE(unsigned int) apr_queue_size(apr_queue_t *queue);

APU_DECLARE(apr_status_t) apr_queue_interrupt_all(apr_queue_t *queue);

APU_DECLARE(apr_status_t) apr_queue_term(apr_queue_t *queue);

#ifdef __cplusplus
}
#endif

#endif /* APR_HAS_THREADS */

#endif /* APRQUEUE_H */

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