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apr_shm.h

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00001 /* Copyright 2000-2004 The Apache Software Foundation
00002  *
00003  * Licensed under the Apache License, Version 2.0 (the "License");
00004  * you may not use this file except in compliance with the License.
00005  * You may obtain a copy of the License at
00006  *
00007  *     http://www.apache.org/licenses/LICENSE-2.0
00008  *
00009  * Unless required by applicable law or agreed to in writing, software
00010  * distributed under the License is distributed on an "AS IS" BASIS,
00011  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00012  * See the License for the specific language governing permissions and
00013  * limitations under the License.
00014  */
00015 
00016 #ifndef APR_SHM_H
00017 #define APR_SHM_H
00018 
00024 #include "apr.h"
00025 #include "apr_pools.h"
00026 #include "apr_errno.h"
00027 
00028 #ifdef __cplusplus
00029 extern "C" {
00030 #endif /* __cplusplus */
00031 
00042 typedef struct apr_shm_t apr_shm_t;
00043 
00067 APR_DECLARE(apr_status_t) apr_shm_create(apr_shm_t **m,
00068                                          apr_size_t reqsize,
00069                                          const char *filename,
00070                                          apr_pool_t *pool);
00071 
00076 APR_DECLARE(apr_status_t) apr_shm_destroy(apr_shm_t *m);
00077 
00087 APR_DECLARE(apr_status_t) apr_shm_attach(apr_shm_t **m,
00088                                          const char *filename,
00089                                          apr_pool_t *pool);
00090 
00096 APR_DECLARE(apr_status_t) apr_shm_detach(apr_shm_t *m);
00097 
00106 APR_DECLARE(void *) apr_shm_baseaddr_get(const apr_shm_t *m);
00107 
00113 APR_DECLARE(apr_size_t) apr_shm_size_get(const apr_shm_t *m);
00114 
00118 APR_POOL_DECLARE_ACCESSOR(shm);
00119 
00122 #ifdef __cplusplus
00123 }
00124 #endif
00125 
00126 #endif  /* APR_SHM_T */

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