include/apr_rmm.h

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/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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_RMM_H
#define APR_RMM_H

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

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

typedef struct apr_rmm_t apr_rmm_t;

typedef apr_size_t   apr_rmm_off_t;

APU_DECLARE(apr_status_t) apr_rmm_init(apr_rmm_t **rmm, apr_anylock_t *lock,
                                       void *membuf, apr_size_t memsize, 
                                       apr_pool_t *cont);

APU_DECLARE(apr_status_t) apr_rmm_destroy(apr_rmm_t *rmm);

APU_DECLARE(apr_status_t) apr_rmm_attach(apr_rmm_t **rmm, apr_anylock_t *lock,
                                         void *membuf, apr_pool_t *cont);

APU_DECLARE(apr_status_t) apr_rmm_detach(apr_rmm_t *rmm);

APU_DECLARE(apr_rmm_off_t) apr_rmm_malloc(apr_rmm_t *rmm, apr_size_t reqsize);

APU_DECLARE(apr_rmm_off_t) apr_rmm_realloc(apr_rmm_t *rmm, void *entity, apr_size_t reqsize);

APU_DECLARE(apr_rmm_off_t) apr_rmm_calloc(apr_rmm_t *rmm, apr_size_t reqsize);

APU_DECLARE(apr_status_t) apr_rmm_free(apr_rmm_t *rmm, apr_rmm_off_t entity);

APU_DECLARE(void *) apr_rmm_addr_get(apr_rmm_t *rmm, apr_rmm_off_t entity);

APU_DECLARE(apr_rmm_off_t) apr_rmm_offset_get(apr_rmm_t *rmm, void *entity);

APU_DECLARE(apr_size_t) apr_rmm_overhead_get(int n);

#ifdef __cplusplus
}
#endif

#endif  /* ! APR_RMM_H */