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<h1>lib/cache_mngt.c</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * lib/cache_mngt.c Cache Management</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00005"></a>00005 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span>
<a name="l00006"></a>00006 <span class="comment"> * License as published by the Free Software Foundation version 2.1</span>
<a name="l00007"></a>00007 <span class="comment"> * of the License.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch></span>
<a name="l00010"></a>00010 <span class="comment"> */</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment">/**</span>
<a name="l00013"></a>00013 <span class="comment"> * @defgroup cache_mngt Caching</span>
<a name="l00014"></a>00014 <span class="comment"> * @{</span>
<a name="l00015"></a>00015 <span class="comment"> */</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#include <netlink-local.h></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include <netlink/netlink.h></span>
<a name="l00019"></a>00019 <span class="preprocessor">#include <netlink/cache.h></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <netlink/utils.h></span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *cache_ops;
<a name="l00023"></a>00023 <span class="comment"></span>
<a name="l00024"></a>00024 <span class="comment">/**</span>
<a name="l00025"></a>00025 <span class="comment"> * @name Cache Operations Sets</span>
<a name="l00026"></a>00026 <span class="comment"> * @{</span>
<a name="l00027"></a>00027 <span class="comment"> */</span>
<a name="l00028"></a>00028 <span class="comment"></span>
<a name="l00029"></a>00029 <span class="comment">/**</span>
<a name="l00030"></a>00030 <span class="comment"> * Lookup the set cache operations of a certain cache type</span>
<a name="l00031"></a>00031 <span class="comment"> * @arg name name of the cache type</span>
<a name="l00032"></a>00032 <span class="comment"> *</span>
<a name="l00033"></a>00033 <span class="comment"> * @return The cache operations or NULL if no operations</span>
<a name="l00034"></a>00034 <span class="comment"> * have been registered under the specified name.</span>
<a name="l00035"></a>00035 <span class="comment"> */</span>
<a name="l00036"></a><a class="code" href="group__cache__mngt.html#ga7657cf661e569b4b43842a82e409b5fd">00036</a> <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *<a class="code" href="group__cache__mngt.html#ga7657cf661e569b4b43842a82e409b5fd" title="Lookup the set cache operations of a certain cache type.">nl_cache_ops_lookup</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keywordflow">for</span> (ops = cache_ops; ops; ops = ops->co_next)
<a name="l00041"></a>00041 <span class="keywordflow">if</span> (!strcmp(ops->co_name, name))
<a name="l00042"></a>00042 <span class="keywordflow">return</span> ops;
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keywordflow">return</span> NULL;
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046 <span class="comment"></span>
<a name="l00047"></a>00047 <span class="comment">/**</span>
<a name="l00048"></a>00048 <span class="comment"> * Associate a message type to a set of cache operations</span>
<a name="l00049"></a>00049 <span class="comment"> * @arg protocol netlink protocol</span>
<a name="l00050"></a>00050 <span class="comment"> * @arg msgtype netlink message type</span>
<a name="l00051"></a>00051 <span class="comment"> *</span>
<a name="l00052"></a>00052 <span class="comment"> * Associates the specified netlink message type with</span>
<a name="l00053"></a>00053 <span class="comment"> * a registered set of cache operations.</span>
<a name="l00054"></a>00054 <span class="comment"> *</span>
<a name="l00055"></a>00055 <span class="comment"> * @return The cache operations or NULL if no association</span>
<a name="l00056"></a>00056 <span class="comment"> * could be made.</span>
<a name="l00057"></a>00057 <span class="comment"> */</span>
<a name="l00058"></a><a class="code" href="group__cache__mngt.html#ga92ddd84e94041733d8def0492b0afc1e">00058</a> <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *<a class="code" href="group__cache__mngt.html#ga92ddd84e94041733d8def0492b0afc1e" title="Associate a message type to a set of cache operations.">nl_cache_ops_associate</a>(<span class="keywordtype">int</span> protocol, <span class="keywordtype">int</span> msgtype)
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 <span class="keywordtype">int</span> i;
<a name="l00061"></a>00061 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keywordflow">for</span> (ops = cache_ops; ops; ops = ops->co_next)
<a name="l00064"></a>00064 <span class="keywordflow">for</span> (i = 0; ops->co_msgtypes[i].<a class="code" href="structnl__msgtype.html#a2b51527c3258ef4231b84d856a7c4164" title="Netlink message type.">mt_id</a> >= 0; i++)
<a name="l00065"></a>00065 <span class="keywordflow">if</span> (ops->co_msgtypes[i].<a class="code" href="structnl__msgtype.html#a2b51527c3258ef4231b84d856a7c4164" title="Netlink message type.">mt_id</a> == msgtype &&
<a name="l00066"></a>00066 ops->co_protocol == protocol)
<a name="l00067"></a>00067 <span class="keywordflow">return</span> ops;
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordflow">return</span> NULL;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 <span class="comment"></span>
<a name="l00072"></a>00072 <span class="comment">/**</span>
<a name="l00073"></a>00073 <span class="comment"> * Lookup message type cache association</span>
<a name="l00074"></a>00074 <span class="comment"> * @arg ops cache operations</span>
<a name="l00075"></a>00075 <span class="comment"> * @arg msgtype netlink message type</span>
<a name="l00076"></a>00076 <span class="comment"> *</span>
<a name="l00077"></a>00077 <span class="comment"> * Searches for a matching message type association ing the specified</span>
<a name="l00078"></a>00078 <span class="comment"> * cache operations.</span>
<a name="l00079"></a>00079 <span class="comment"> *</span>
<a name="l00080"></a>00080 <span class="comment"> * @return A message type association or NULL.</span>
<a name="l00081"></a>00081 <span class="comment"> */</span>
<a name="l00082"></a><a class="code" href="group__cache__mngt.html#ga8c4f353b471c72ce5158ad89318eb910">00082</a> <span class="keyword">struct </span><a class="code" href="structnl__msgtype.html" title="Message type to cache action association.">nl_msgtype</a> *<a class="code" href="group__cache__mngt.html#ga8c4f353b471c72ce5158ad89318eb910" title="Lookup message type cache association.">nl_msgtype_lookup</a>(<span class="keyword">struct</span> <a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops, <span class="keywordtype">int</span> msgtype)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 <span class="keywordtype">int</span> i;
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordflow">for</span> (i = 0; ops->co_msgtypes[i].<a class="code" href="structnl__msgtype.html#a2b51527c3258ef4231b84d856a7c4164" title="Netlink message type.">mt_id</a> >= 0; i++)
<a name="l00087"></a>00087 <span class="keywordflow">if</span> (ops->co_msgtypes[i].<a class="code" href="structnl__msgtype.html#a2b51527c3258ef4231b84d856a7c4164" title="Netlink message type.">mt_id</a> == msgtype)
<a name="l00088"></a>00088 <span class="keywordflow">return</span> &ops->co_msgtypes[i];
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordflow">return</span> NULL;
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *cache_ops_lookup_for_obj(<span class="keyword">struct</span> <a class="code" href="structnl__object__ops.html" title="Object Operations.">nl_object_ops</a> *obj_ops)
<a name="l00094"></a>00094 {
<a name="l00095"></a>00095 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordflow">for</span> (ops = cache_ops; ops; ops = ops->co_next)
<a name="l00098"></a>00098 <span class="keywordflow">if</span> (ops->co_obj_ops == obj_ops)
<a name="l00099"></a>00099 <span class="keywordflow">return</span> ops;
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="keywordflow">return</span> NULL;
<a name="l00102"></a>00102
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104 <span class="comment"></span>
<a name="l00105"></a>00105 <span class="comment">/**</span>
<a name="l00106"></a>00106 <span class="comment"> * Call a function for each registered cache operation</span>
<a name="l00107"></a>00107 <span class="comment"> * @arg cb Callback function to be called</span>
<a name="l00108"></a>00108 <span class="comment"> * @arg arg User specific argument.</span>
<a name="l00109"></a>00109 <span class="comment"> */</span>
<a name="l00110"></a><a class="code" href="group__cache__mngt.html#ga36353f3e7b601bbcb6853bd194e59c67">00110</a> <span class="keywordtype">void</span> <a class="code" href="group__cache__mngt.html#ga36353f3e7b601bbcb6853bd194e59c67" title="Call a function for each registered cache operation.">nl_cache_ops_foreach</a>(<span class="keywordtype">void</span> (*cb)(<span class="keyword">struct</span> <a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *, <span class="keywordtype">void</span> *), <span class="keywordtype">void</span> *arg)
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="keywordflow">for</span> (ops = cache_ops; ops; ops = ops->co_next)
<a name="l00115"></a>00115 cb(ops, arg);
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117 <span class="comment"></span>
<a name="l00118"></a>00118 <span class="comment">/**</span>
<a name="l00119"></a>00119 <span class="comment"> * Register a set of cache operations</span>
<a name="l00120"></a>00120 <span class="comment"> * @arg ops cache operations</span>
<a name="l00121"></a>00121 <span class="comment"> *</span>
<a name="l00122"></a>00122 <span class="comment"> * Called by users of caches to announce the avaibility of</span>
<a name="l00123"></a>00123 <span class="comment"> * a certain cache type.</span>
<a name="l00124"></a>00124 <span class="comment"> *</span>
<a name="l00125"></a>00125 <span class="comment"> * @return 0 on success or a negative error code.</span>
<a name="l00126"></a>00126 <span class="comment"> */</span>
<a name="l00127"></a><a class="code" href="group__cache__mngt.html#ga390eeb1fa61634cf1c216792c6df63c3">00127</a> <span class="keywordtype">int</span> <a class="code" href="group__cache__mngt.html#ga390eeb1fa61634cf1c216792c6df63c3" title="Register a set of cache operations.">nl_cache_mngt_register</a>(<span class="keyword">struct</span> <a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops)
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 <span class="keywordflow">if</span> (!ops->co_name)
<a name="l00130"></a>00130 <span class="keywordflow">return</span> nl_error(EINVAL, <span class="stringliteral">"No cache name specified"</span>);
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (!ops->co_obj_ops)
<a name="l00133"></a>00133 <span class="keywordflow">return</span> nl_error(EINVAL, <span class="stringliteral">"No obj cache ops specified"</span>);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">if</span> (<a class="code" href="group__cache__mngt.html#ga7657cf661e569b4b43842a82e409b5fd" title="Lookup the set cache operations of a certain cache type.">nl_cache_ops_lookup</a>(ops->co_name))
<a name="l00136"></a>00136 <span class="keywordflow">return</span> nl_error(EEXIST, <span class="stringliteral">"Cache operations already exist"</span>);
<a name="l00137"></a>00137
<a name="l00138"></a>00138 ops->co_next = cache_ops;
<a name="l00139"></a>00139 cache_ops = ops;
<a name="l00140"></a>00140
<a name="l00141"></a>00141 NL_DBG(1, <span class="stringliteral">"Registered cache operations %s\n"</span>, ops->co_name);
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="keywordflow">return</span> 0;
<a name="l00144"></a>00144 }
<a name="l00145"></a>00145 <span class="comment"></span>
<a name="l00146"></a>00146 <span class="comment">/**</span>
<a name="l00147"></a>00147 <span class="comment"> * Unregister a set of cache operations</span>
<a name="l00148"></a>00148 <span class="comment"> * @arg ops cache operations</span>
<a name="l00149"></a>00149 <span class="comment"> *</span>
<a name="l00150"></a>00150 <span class="comment"> * Called by users of caches to announce a set of</span>
<a name="l00151"></a>00151 <span class="comment"> * cache operations is no longer available. The</span>
<a name="l00152"></a>00152 <span class="comment"> * specified cache operations must have been registered</span>
<a name="l00153"></a>00153 <span class="comment"> * previously using nl_cache_mngt_register()</span>
<a name="l00154"></a>00154 <span class="comment"> *</span>
<a name="l00155"></a>00155 <span class="comment"> * @return 0 on success or a negative error code</span>
<a name="l00156"></a>00156 <span class="comment"> */</span>
<a name="l00157"></a><a class="code" href="group__cache__mngt.html#ga09f56b767b3868b7e0cf8559863dde77">00157</a> <span class="keywordtype">int</span> <a class="code" href="group__cache__mngt.html#ga09f56b767b3868b7e0cf8559863dde77" title="Unregister a set of cache operations.">nl_cache_mngt_unregister</a>(<span class="keyword">struct</span> <a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *t, **tp;
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="keywordflow">for</span> (tp = &cache_ops; (t=*tp) != NULL; tp = &t->co_next)
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (t == ops)
<a name="l00163"></a>00163 <span class="keywordflow">break</span>;
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="keywordflow">if</span> (!t)
<a name="l00166"></a>00166 <span class="keywordflow">return</span> nl_error(ENOENT, <span class="stringliteral">"No such cache operations"</span>);
<a name="l00167"></a>00167
<a name="l00168"></a>00168 NL_DBG(1, <span class="stringliteral">"Unregistered cache operations %s\n"</span>, ops->co_name);
<a name="l00169"></a>00169
<a name="l00170"></a>00170 *tp = t->co_next;
<a name="l00171"></a>00171 <span class="keywordflow">return</span> 0;
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173 <span class="comment"></span>
<a name="l00174"></a>00174 <span class="comment">/** @} */</span>
<a name="l00175"></a>00175 <span class="comment"></span>
<a name="l00176"></a>00176 <span class="comment">/**</span>
<a name="l00177"></a>00177 <span class="comment"> * @name Global Cache Provisioning/Requiring</span>
<a name="l00178"></a>00178 <span class="comment"> * @{</span>
<a name="l00179"></a>00179 <span class="comment"> */</span>
<a name="l00180"></a>00180 <span class="comment"></span>
<a name="l00181"></a>00181 <span class="comment">/**</span>
<a name="l00182"></a>00182 <span class="comment"> * Provide a cache for global use</span>
<a name="l00183"></a>00183 <span class="comment"> * @arg cache cache to provide</span>
<a name="l00184"></a>00184 <span class="comment"> *</span>
<a name="l00185"></a>00185 <span class="comment"> * Offers the specified cache to be used by other modules.</span>
<a name="l00186"></a>00186 <span class="comment"> * Only one cache per type may be shared at a time,</span>
<a name="l00187"></a>00187 <span class="comment"> * a previsouly provided caches will be overwritten.</span>
<a name="l00188"></a>00188 <span class="comment"> */</span>
<a name="l00189"></a><a class="code" href="group__cache__mngt.html#ga6a5f7016b2aa9485979e2de38076014d">00189</a> <span class="keywordtype">void</span> <a class="code" href="group__cache__mngt.html#ga6a5f7016b2aa9485979e2de38076014d" title="Provide a cache for global use.">nl_cache_mngt_provide</a>(<span class="keyword">struct</span> nl_cache *cache)
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00192"></a>00192
<a name="l00193"></a>00193 ops = cache_ops_lookup_for_obj(cache->c_ops->co_obj_ops);
<a name="l00194"></a>00194 <span class="keywordflow">if</span> (!ops)
<a name="l00195"></a>00195 BUG();
<a name="l00196"></a>00196 <span class="keywordflow">else</span>
<a name="l00197"></a>00197 ops->co_major_cache = cache;
<a name="l00198"></a>00198 }
<a name="l00199"></a>00199 <span class="comment"></span>
<a name="l00200"></a>00200 <span class="comment">/**</span>
<a name="l00201"></a>00201 <span class="comment"> * Unprovide a cache for global use</span>
<a name="l00202"></a>00202 <span class="comment"> * @arg cache cache to unprovide</span>
<a name="l00203"></a>00203 <span class="comment"> *</span>
<a name="l00204"></a>00204 <span class="comment"> * Cancels the offer to use a cache globally. The</span>
<a name="l00205"></a>00205 <span class="comment"> * cache will no longer be returned via lookups but</span>
<a name="l00206"></a>00206 <span class="comment"> * may still be in use.</span>
<a name="l00207"></a>00207 <span class="comment"> */</span>
<a name="l00208"></a><a class="code" href="group__cache__mngt.html#ga4a0c41c6fc0df3e408f80d14c0565615">00208</a> <span class="keywordtype">void</span> <a class="code" href="group__cache__mngt.html#ga4a0c41c6fc0df3e408f80d14c0565615" title="Unprovide a cache for global use.">nl_cache_mngt_unprovide</a>(<span class="keyword">struct</span> nl_cache *cache)
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00211"></a>00211
<a name="l00212"></a>00212 ops = cache_ops_lookup_for_obj(cache->c_ops->co_obj_ops);
<a name="l00213"></a>00213 <span class="keywordflow">if</span> (!ops)
<a name="l00214"></a>00214 BUG();
<a name="l00215"></a>00215 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ops->co_major_cache == cache)
<a name="l00216"></a>00216 ops->co_major_cache = NULL;
<a name="l00217"></a>00217 }
<a name="l00218"></a>00218 <span class="comment"></span>
<a name="l00219"></a>00219 <span class="comment">/**</span>
<a name="l00220"></a>00220 <span class="comment"> * Demand the use of a global cache</span>
<a name="l00221"></a>00221 <span class="comment"> * @arg name name of the required object type</span>
<a name="l00222"></a>00222 <span class="comment"> *</span>
<a name="l00223"></a>00223 <span class="comment"> * Trys to find a cache of the specified type for global</span>
<a name="l00224"></a>00224 <span class="comment"> * use.</span>
<a name="l00225"></a>00225 <span class="comment"> *</span>
<a name="l00226"></a>00226 <span class="comment"> * @return A cache provided by another subsystem of the</span>
<a name="l00227"></a>00227 <span class="comment"> * specified type marked to be available.</span>
<a name="l00228"></a>00228 <span class="comment"> */</span>
<a name="l00229"></a><a class="code" href="group__cache__mngt.html#gad06c0755c030845c3c90ed490108ea5d">00229</a> <span class="keyword">struct </span>nl_cache *<a class="code" href="group__cache__mngt.html#gad06c0755c030845c3c90ed490108ea5d" title="Demand the use of a global cache.">nl_cache_mngt_require</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 <span class="keyword">struct </span><a class="code" href="structnl__cache__ops.html" title="Cache Operations.">nl_cache_ops</a> *ops;
<a name="l00232"></a>00232
<a name="l00233"></a>00233 ops = <a class="code" href="group__cache__mngt.html#ga7657cf661e569b4b43842a82e409b5fd" title="Lookup the set cache operations of a certain cache type.">nl_cache_ops_lookup</a>(name);
<a name="l00234"></a>00234 <span class="keywordflow">if</span> (!ops || !ops->co_major_cache) {
<a name="l00235"></a>00235 fprintf(stderr, <span class="stringliteral">"Application BUG: Your application must "</span>
<a name="l00236"></a>00236 <span class="stringliteral">"call nl_cache_mngt_provide() and\nprovide a valid "</span>
<a name="l00237"></a>00237 <span class="stringliteral">"%s cache to be used for internal lookups.\nSee the "</span>
<a name="l00238"></a>00238 <span class="stringliteral">" API documentation for more details.\n"</span>, name);
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <span class="keywordflow">return</span> NULL;
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <span class="keywordflow">return</span> ops->co_major_cache;
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 <span class="comment"></span>
<a name="l00246"></a>00246 <span class="comment">/** @} */</span>
<a name="l00247"></a>00247 <span class="comment"></span>
<a name="l00248"></a>00248 <span class="comment">/** @} */</span>
</pre></div></div>
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