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95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef APR_DSO_DOT_H
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#define APR_DSO_DOT_H
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/**
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* @file apr_dso.h
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* @brief APR Dynamic Object Handling Routines
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*/
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#include "apr.h"
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#include "apr_pools.h"
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#include "apr_errno.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @defgroup apr_dso Dynamic Object Handling
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* @ingroup APR
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* @{
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*/
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#if APR_HAS_DSO || defined(DOXYGEN)
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/**
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* Structure for referencing dynamic objects
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*/
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typedef struct apr_dso_handle_t apr_dso_handle_t;
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/**
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* Structure for referencing symbols from dynamic objects
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*/
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typedef void * apr_dso_handle_sym_t;
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/**
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* Load a DSO library.
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* @param res_handle Location to store new handle for the DSO.
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* @param path Path to the DSO library
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* @param ctx Pool to use.
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* @bug We aught to provide an alternative to RTLD_GLOBAL, which
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* is the only supported method of loading DSOs today.
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*/
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APR_DECLARE(apr_status_t) apr_dso_load(apr_dso_handle_t **res_handle,
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const char *path, apr_pool_t *ctx);
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/**
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* Close a DSO library.
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* @param handle handle to close.
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*/
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APR_DECLARE(apr_status_t) apr_dso_unload(apr_dso_handle_t *handle);
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/**
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* Load a symbol from a DSO handle.
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* @param ressym Location to store the loaded symbol
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* @param handle handle to load the symbol from.
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* @param symname Name of the symbol to load.
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*/
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APR_DECLARE(apr_status_t) apr_dso_sym(apr_dso_handle_sym_t *ressym,
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apr_dso_handle_t *handle,
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const char *symname);
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/**
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* Report more information when a DSO function fails.
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* @param dso The dso handle that has been opened
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* @param buf Location to store the dso error
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* @param bufsize The size of the provided buffer
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*/
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APR_DECLARE(const char *) apr_dso_error(apr_dso_handle_t *dso, char *buf, apr_size_t bufsize);
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#endif /* APR_HAS_DSO */
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif
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