include/apr_queue.h

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00001 /* Licensed to the Apache Software Foundation (ASF) under one or more
00002  * contributor license agreements.  See the NOTICE file distributed with
00003  * this work for additional information regarding copyright ownership.
00004  * The ASF licenses this file to You under the Apache License, Version 2.0
00005  * (the "License"); you may not use this file except in compliance with
00006  * the License.  You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #ifndef APR_QUEUE_H
00018 #define APR_QUEUE_H
00019 
00028 #include "apu.h"
00029 #include "apr_errno.h"
00030 #include "apr_pools.h"
00031 
00032 #if APR_HAS_THREADS
00033 
00034 #ifdef __cplusplus
00035 extern "C" {
00036 #endif /* __cplusplus */
00037 
00047 typedef struct apr_queue_t apr_queue_t;
00048 
00055 APU_DECLARE(apr_status_t) apr_queue_create(apr_queue_t **queue, 
00056                                            unsigned int queue_capacity, 
00057                                            apr_pool_t *a);
00058 
00068 APU_DECLARE(apr_status_t) apr_queue_push(apr_queue_t *queue, void *data);
00069 
00079 APU_DECLARE(apr_status_t) apr_queue_pop(apr_queue_t *queue, void **data);
00080 
00091 APU_DECLARE(apr_status_t) apr_queue_trypush(apr_queue_t *queue, void *data);
00092 
00103 APU_DECLARE(apr_status_t) apr_queue_trypop(apr_queue_t *queue, void **data);
00104 
00113 APU_DECLARE(unsigned int) apr_queue_size(apr_queue_t *queue);
00114 
00120 APU_DECLARE(apr_status_t) apr_queue_interrupt_all(apr_queue_t *queue);
00121 
00128 APU_DECLARE(apr_status_t) apr_queue_term(apr_queue_t *queue);
00129 
00130 #ifdef __cplusplus
00131 }
00132 #endif
00133 
00136 #endif /* APR_HAS_THREADS */
00137 
00138 #endif /* APRQUEUE_H */

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