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<h1>apr_dso.h</h1><a href="apr__dso_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as</span>
<a name="l00002"></a>00002 <span class="comment"> * applicable.</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
<a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
<a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
<a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span>
<a name="l00015"></a>00015 <span class="comment"> */</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef APR_DSO_DOT_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define APR_DSO_DOT_H</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="comment"></span>
<a name="l00020"></a>00020 <span class="comment">/**</span>
<a name="l00021"></a>00021 <span class="comment"> * @file apr_dso.h</span>
<a name="l00022"></a>00022 <span class="comment"> * @brief APR Dynamic Object Handling Routines</span>
<a name="l00023"></a>00023 <span class="comment"> */</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="apr_8h.html">apr.h</a>"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="apr__errno_8h.html">apr_errno.h</a>"</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00031"></a>00031 <span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="comment"></span>
<a name="l00033"></a>00033 <span class="comment">/**</span>
<a name="l00034"></a>00034 <span class="comment"> * @defgroup apr_dso Dynamic Object Handling</span>
<a name="l00035"></a>00035 <span class="comment"> * @ingroup APR </span>
<a name="l00036"></a>00036 <span class="comment"> * @{</span>
<a name="l00037"></a>00037 <span class="comment"> */</span>
<a name="l00038"></a>00038
<a name="l00039"></a>00039 <span class="preprocessor">#if APR_HAS_DSO || defined(DOXYGEN)</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="comment"></span>
<a name="l00041"></a>00041 <span class="comment">/**</span>
<a name="l00042"></a>00042 <span class="comment"> * Structure for referencing dynamic objects</span>
<a name="l00043"></a>00043 <span class="comment"> */</span>
<a name="l00044"></a><a class="code" href="group__apr__dso.html#g4d88cc14736839127a81c1ebb31648fd">00044</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="group__apr__dso.html#g4d88cc14736839127a81c1ebb31648fd">apr_dso_handle_t</a> apr_dso_handle_t;
<a name="l00045"></a>00045 <span class="comment"></span>
<a name="l00046"></a>00046 <span class="comment">/**</span>
<a name="l00047"></a>00047 <span class="comment"> * Structure for referencing symbols from dynamic objects</span>
<a name="l00048"></a>00048 <span class="comment"> */</span>
<a name="l00049"></a><a class="code" href="group__apr__dso.html#g3fdf2bfba2d6b0048719b5ae238ed753">00049</a> <span class="keyword">typedef</span> <span class="keywordtype">void</span> * <a class="code" href="group__apr__dso.html#g3fdf2bfba2d6b0048719b5ae238ed753">apr_dso_handle_sym_t</a>;
<a name="l00050"></a>00050 <span class="comment"></span>
<a name="l00051"></a>00051 <span class="comment">/**</span>
<a name="l00052"></a>00052 <span class="comment"> * Load a DSO library.</span>
<a name="l00053"></a>00053 <span class="comment"> * @param res_handle Location to store new handle for the DSO.</span>
<a name="l00054"></a>00054 <span class="comment"> * @param path Path to the DSO library</span>
<a name="l00055"></a>00055 <span class="comment"> * @param ctx Pool to use.</span>
<a name="l00056"></a>00056 <span class="comment"> * @bug We aught to provide an alternative to RTLD_GLOBAL, which</span>
<a name="l00057"></a>00057 <span class="comment"> * is the only supported method of loading DSOs today.</span>
<a name="l00058"></a>00058 <span class="comment"> */</span>
<a name="l00059"></a>00059 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#g4cf2ddae3efce70c508ac7fefc1c47f7">apr_status_t</a>) <a class="code" href="group__apr__dso.html#g4e5043e96a5d2cc4141d6e7f6adb2f61">apr_dso_load</a>(apr_dso_handle_t **res_handle,
<a name="l00060"></a>00060 const <span class="keywordtype">char</span> *path, <a class="code" href="group__apr__pools.html#g06f17a7732f2d04d8ce7010fbb057a8b">apr_pool_t</a> *ctx);
<a name="l00061"></a>00061 <span class="comment"></span>
<a name="l00062"></a>00062 <span class="comment">/**</span>
<a name="l00063"></a>00063 <span class="comment"> * Close a DSO library.</span>
<a name="l00064"></a>00064 <span class="comment"> * @param handle handle to close.</span>
<a name="l00065"></a>00065 <span class="comment"> */</span>
<a name="l00066"></a>00066 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#g4cf2ddae3efce70c508ac7fefc1c47f7">apr_status_t</a>) <a class="code" href="group__apr__dso.html#ga2084caf2d8014cfe574cd8b7cdbb243">apr_dso_unload</a>(apr_dso_handle_t *handle);
<a name="l00067"></a>00067 <span class="comment"></span>
<a name="l00068"></a>00068 <span class="comment">/**</span>
<a name="l00069"></a>00069 <span class="comment"> * Load a symbol from a DSO handle.</span>
<a name="l00070"></a>00070 <span class="comment"> * @param ressym Location to store the loaded symbol</span>
<a name="l00071"></a>00071 <span class="comment"> * @param handle handle to load the symbol from.</span>
<a name="l00072"></a>00072 <span class="comment"> * @param symname Name of the symbol to load.</span>
<a name="l00073"></a>00073 <span class="comment"> */</span>
<a name="l00074"></a>00074 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#g4cf2ddae3efce70c508ac7fefc1c47f7">apr_status_t</a>) <a class="code" href="group__apr__dso.html#g9d116a7b04e74b5600655d029f389518">apr_dso_sym</a>(apr_dso_handle_sym_t *ressym,
<a name="l00075"></a>00075 apr_dso_handle_t *handle,
<a name="l00076"></a>00076 const <span class="keywordtype">char</span> *symname);
<a name="l00077"></a>00077 <span class="comment"></span>
<a name="l00078"></a>00078 <span class="comment">/**</span>
<a name="l00079"></a>00079 <span class="comment"> * Report more information when a DSO function fails.</span>
<a name="l00080"></a>00080 <span class="comment"> * @param dso The dso handle that has been opened</span>
<a name="l00081"></a>00081 <span class="comment"> * @param buf Location to store the dso error</span>
<a name="l00082"></a>00082 <span class="comment"> * @param bufsize The size of the provided buffer</span>
<a name="l00083"></a>00083 <span class="comment"> */</span>
<a name="l00084"></a>00084 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(const <span class="keywordtype">char</span> *) <a class="code" href="group__apr__dso.html#g9c76a3f052070e6e5a62d967e02c6ca5">apr_dso_error</a>(apr_dso_handle_t *dso, <span class="keywordtype">char</span> *buf, apr_size_t bufsize);
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="preprocessor">#endif </span><span class="comment">/* APR_HAS_DSO */</span>
<a name="l00087"></a>00087 <span class="comment"></span>
<a name="l00088"></a>00088 <span class="comment">/** @} */</span>
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00091"></a>00091 <span class="preprocessor"></span>}
<a name="l00092"></a>00092 <span class="preprocessor">#endif</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span>
<a name="l00094"></a>00094 <span class="preprocessor">#endif</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue May 31 12:43:38 2011 for Apache Portable Runtime by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.7 </small></address>
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