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From jerenkra...@apache.org
Subject svn commit: r151768 [35/47] - in apr/site/trunk/docs/docs/apr: ./ iconv/ util/
Date Mon, 07 Feb 2005 23:12:20 GMT
Modified: apr/site/trunk/docs/docs/apr/apr__tables_8h-source.html
URL: http://svn.apache.org/viewcvs/apr/site/trunk/docs/docs/apr/apr__tables_8h-source.html?view=diff&r1=151767&r2=151768
==============================================================================
--- apr/site/trunk/docs/docs/apr/apr__tables_8h-source.html (original)
+++ apr/site/trunk/docs/docs/apr/apr__tables_8h-source.html Mon Feb  7 15:10:17 2005
@@ -3,431 +3,432 @@
 <title>Apache Portable Runtime: apr_tables.h Source File</title>
 <link href="doxygen.css" rel="stylesheet" type="text/css">
 </head><body>
-<!-- Generated by Doxygen 1.3.8 -->
+<!-- Generated by Doxygen 1.3.7 -->
 <div class="qindex"><a class="qindex" href="index.html">Main&nbsp;Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related&nbsp;Pages</a></div>
-<h1>apr_tables.h</h1><a href="apr__tables_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">/* Copyright 2000-2004 The Apache Software Foundation</span>
-00002 <span class="comment"> *</span>
-00003 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
-00004 <span class="comment"> * you may not use this file except in compliance with the License.</span>
-00005 <span class="comment"> * You may obtain a copy of the License at</span>
-00006 <span class="comment"> *</span>
-00007 <span class="comment"> *     http://www.apache.org/licenses/LICENSE-2.0</span>
-00008 <span class="comment"> *</span>
-00009 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
-00010 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
-00011 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
-00012 <span class="comment"> * See the License for the specific language governing permissions and</span>
-00013 <span class="comment"> * limitations under the License.</span>
-00014 <span class="comment"> */</span>
-00015 
-00016 <span class="preprocessor">#ifndef APR_TABLES_H</span>
-00017 <span class="preprocessor"></span><span class="preprocessor">#define APR_TABLES_H</span>
-00018 <span class="preprocessor"></span><span class="comment"></span>
-00019 <span class="comment">/**</span>
-00020 <span class="comment"> * @file apr_tables.h</span>
-00021 <span class="comment"> * @brief APR Table library</span>
-00022 <span class="comment"> */</span>
-00023 
-00024 <span class="preprocessor">#include "apr.h"</span>
-00025 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span>
-00026 
-00027 <span class="preprocessor">#if APR_HAVE_STDARG_H</span>
-00028 <span class="preprocessor"></span><span class="preprocessor">#include &lt;stdarg.h&gt;</span>     <span class="comment">/* for va_list */</span>
-00029 <span class="preprocessor">#endif</span>
-00030 <span class="preprocessor"></span>
-00031 <span class="preprocessor">#ifdef __cplusplus</span>
-00032 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
-00033 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
-00034 <span class="comment"></span>
-00035 <span class="comment">/**</span>
-00036 <span class="comment"> * @defgroup apr_tables Table and Array Functions</span>
-00037 <span class="comment"> * @ingroup APR </span>
-00038 <span class="comment"> * Tables are used to store entirely opaque structures </span>
-00039 <span class="comment"> * for applications, while Arrays are usually used to</span>
-00040 <span class="comment"> * deal with string lists.</span>
-00041 <span class="comment"> * @{</span>
-00042 <span class="comment"> */</span>
-00043 <span class="comment"></span>
-00044 <span class="comment">/** the table abstract data type */</span>
-<a name="l00045"></a><a class="code" href="group__apr__tables.html#ga0">00045</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga0">apr_table_t</a> <a class="code" href="group__apr__tables.html#ga0">apr_table_t</a>;
-00046 <span class="comment"></span>
-00047 <span class="comment">/** @see apr_array_header_t */</span>
-<a name="l00048"></a><a class="code" href="group__apr__tables.html#ga1">00048</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structapr__array__header__t.html">apr_array_header_t</a> <a class="code" href="group__apr__tables.html#ga1">apr_array_header_t</a>;
-00049 <span class="comment"></span>
-00050 <span class="comment">/** An opaque array type */</span>
-<a name="l00051"></a><a class="code" href="structapr__array__header__t.html">00051</a> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga1">apr_array_header_t</a> {<span class="comment"></span>
-00052 <span class="comment">    /** The pool the array is allocated out of */</span>
-<a name="l00053"></a><a class="code" href="structapr__array__header__t.html#o0">00053</a>     <a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *<a class="code" href="structapr__array__header__t.html#o0">pool</a>;<span class="comment"></span>
-00054 <span class="comment">    /** The amount of memory allocated for each element of the array */</span>
-<a name="l00055"></a><a class="code" href="structapr__array__header__t.html#o1">00055</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o1">elt_size</a>;<span class="comment"></span>
-00056 <span class="comment">    /** The number of active elements in the array */</span>
-<a name="l00057"></a><a class="code" href="structapr__array__header__t.html#o2">00057</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o2">nelts</a>;<span class="comment"></span>
-00058 <span class="comment">    /** The number of elements allocated in the array */</span>
-<a name="l00059"></a><a class="code" href="structapr__array__header__t.html#o3">00059</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o3">nalloc</a>;<span class="comment"></span>
-00060 <span class="comment">    /** The elements in the array */</span>
-<a name="l00061"></a><a class="code" href="structapr__array__header__t.html#o4">00061</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__array__header__t.html#o4">elts</a>;
-00062 };
-00063 <span class="comment"></span>
-00064 <span class="comment">/**</span>
-00065 <span class="comment"> * The (opaque) structure for string-content tables.</span>
-00066 <span class="comment"> */</span>
-<a name="l00067"></a><a class="code" href="group__apr__tables.html#ga2">00067</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structapr__table__entry__t.html">apr_table_entry_t</a> <a class="code" href="group__apr__tables.html#ga2">apr_table_entry_t</a>;
-00068 <span class="comment"></span>
-00069 <span class="comment">/** The type for each entry in a string-content table */</span>
-<a name="l00070"></a><a class="code" href="structapr__table__entry__t.html">00070</a> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga2">apr_table_entry_t</a> {<span class="comment"></span>
-00071 <span class="comment">    /** The key for the current table entry */</span>
-<a name="l00072"></a><a class="code" href="structapr__table__entry__t.html#o0">00072</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__table__entry__t.html#o0">key</a>;          <span class="comment">/* maybe NULL in future;</span>
-00073 <span class="comment">                         * check when iterating thru table_elts</span>
-00074 <span class="comment">                         */</span><span class="comment"></span>
-00075 <span class="comment">    /** The value for the current table entry */</span>
-<a name="l00076"></a><a class="code" href="structapr__table__entry__t.html#o1">00076</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__table__entry__t.html#o1">val</a>;
-00077 <span class="comment"></span>
-00078 <span class="comment">    /** A checksum for the key, for use by the apr_table internals */</span>
-<a name="l00079"></a><a class="code" href="structapr__table__entry__t.html#o2">00079</a>     apr_uint32_t <a class="code" href="structapr__table__entry__t.html#o2">key_checksum</a>;
-00080 };
-00081 <span class="comment"></span>
-00082 <span class="comment">/**</span>
-00083 <span class="comment"> * Get the elements from a table</span>
-00084 <span class="comment"> * @param t The table</span>
-00085 <span class="comment"> * @return An array containing the contents of the table</span>
-00086 <span class="comment"> */</span>
-00087 APR_DECLARE(<span class="keyword">const</span> apr_array_header_t *) apr_table_elts(const apr_table_t *t);
-00088 <span class="comment"></span>
-00089 <span class="comment">/**</span>
-00090 <span class="comment"> * Determine if the table is empty</span>
-00091 <span class="comment"> * @param t The table to check</span>
-00092 <span class="comment"> * @return True if empty, False otherwise</span>
-00093 <span class="comment"> */</span>
-00094 APR_DECLARE(<span class="keywordtype">int</span>) apr_is_empty_table(const apr_table_t *t);
-00095 <span class="comment"></span>
-00096 <span class="comment">/**</span>
-00097 <span class="comment"> * Determine if the array is empty</span>
-00098 <span class="comment"> * @param a The array to check</span>
-00099 <span class="comment"> * @return True if empty, False otherwise</span>
-00100 <span class="comment"> */</span>
-00101 APR_DECLARE(<span class="keywordtype">int</span>) apr_is_empty_array(const apr_array_header_t *a);
-00102 <span class="comment"></span>
-00103 <span class="comment">/**</span>
-00104 <span class="comment"> * Create an array</span>
-00105 <span class="comment"> * @param p The pool to allocate the memory out of</span>
-00106 <span class="comment"> * @param nelts the number of elements in the initial array</span>
-00107 <span class="comment"> * @param elt_size The size of each element in the array.</span>
-00108 <span class="comment"> * @return The new array</span>
-00109 <span class="comment"> */</span>
-00110 APR_DECLARE(apr_array_header_t *) apr_array_make(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00111                                                  <span class="keywordtype">int</span> nelts, <span class="keywordtype">int</span> elt_size);
-00112 <span class="comment"></span>
-00113 <span class="comment">/**</span>
-00114 <span class="comment"> * Add a new element to an array (as a first-in, last-out stack)</span>
-00115 <span class="comment"> * @param arr The array to add an element to.</span>
-00116 <span class="comment"> * @return Location for the new element in the array.</span>
-00117 <span class="comment"> * @remark If there are no free spots in the array, then this function will</span>
-00118 <span class="comment"> *         allocate new space for the new element.</span>
-00119 <span class="comment"> */</span>
-00120 APR_DECLARE(<span class="keywordtype">void</span> *) apr_array_push(apr_array_header_t *arr);
-00121 <span class="comment"></span>
-00122 <span class="comment">/**</span>
-00123 <span class="comment"> * Remove an element from an array (as a first-in, last-out stack)</span>
-00124 <span class="comment"> * @param arr The array to remove an element from.</span>
-00125 <span class="comment"> * @return Location of the element in the array.</span>
-00126 <span class="comment"> * @remark If there are no elements in the array, NULL is returned.</span>
-00127 <span class="comment"> */</span>
-00128 APR_DECLARE(<span class="keywordtype">void</span> *) apr_array_pop(apr_array_header_t *arr);
-00129 <span class="comment"></span>
-00130 <span class="comment">/**</span>
-00131 <span class="comment"> * Concatenate two arrays together</span>
-00132 <span class="comment"> * @param dst The destination array, and the one to go first in the combined </span>
-00133 <span class="comment"> *            array</span>
-00134 <span class="comment"> * @param src The source array to add to the destination array</span>
-00135 <span class="comment"> */</span>
-00136 APR_DECLARE(<span class="keywordtype">void</span>) apr_array_cat(apr_array_header_t *dst,
-00137                                 const apr_array_header_t *src);
-00138 <span class="comment"></span>
-00139 <span class="comment">/**</span>
-00140 <span class="comment"> * Copy the entire array</span>
-00141 <span class="comment"> * @param p The pool to allocate the copy of the array out of</span>
-00142 <span class="comment"> * @param arr The array to copy</span>
-00143 <span class="comment"> * @return An exact copy of the array passed in</span>
-00144 <span class="comment"> * @remark The alternate apr_array_copy_hdr copies only the header, and arranges </span>
-00145 <span class="comment"> *         for the elements to be copied if (and only if) the code subsequently</span>
-00146 <span class="comment"> *         does a push or arraycat.</span>
-00147 <span class="comment"> */</span>
-00148 APR_DECLARE(apr_array_header_t *) apr_array_copy(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00149                                       const apr_array_header_t *arr);<span class="comment"></span>
-00150 <span class="comment">/**</span>
-00151 <span class="comment"> * Copy the headers of the array, and arrange for the elements to be copied if</span>
-00152 <span class="comment"> * and only if the code subsequently does a push or arraycat.</span>
-00153 <span class="comment"> * @param p The pool to allocate the copy of the array out of</span>
-00154 <span class="comment"> * @param arr The array to copy</span>
-00155 <span class="comment"> * @return An exact copy of the array passed in</span>
-00156 <span class="comment"> * @remark The alternate apr_array_copy copies the *entire* array.</span>
-00157 <span class="comment"> */</span>
-00158 APR_DECLARE(apr_array_header_t *) apr_array_copy_hdr(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00159                                       const apr_array_header_t *arr);
-00160 <span class="comment"></span>
-00161 <span class="comment">/**</span>
-00162 <span class="comment"> * Append one array to the end of another, creating a new array in the process.</span>
-00163 <span class="comment"> * @param p The pool to allocate the new array out of</span>
-00164 <span class="comment"> * @param first The array to put first in the new array.</span>
-00165 <span class="comment"> * @param second The array to put second in the new array.</span>
-00166 <span class="comment"> * @return A new array containing the data from the two arrays passed in.</span>
-00167 <span class="comment">*/</span>
-00168 APR_DECLARE(apr_array_header_t *) apr_array_append(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00169                                       const apr_array_header_t *first,
-00170                                       const apr_array_header_t *second);
-00171 <span class="comment"></span>
-00172 <span class="comment">/**</span>
-00173 <span class="comment"> * Generates a new string from the apr_pool_t containing the concatenated </span>
-00174 <span class="comment"> * sequence of substrings referenced as elements within the array.  The string </span>
-00175 <span class="comment"> * will be empty if all substrings are empty or null, or if there are no </span>
-00176 <span class="comment"> * elements in the array.  If sep is non-NUL, it will be inserted between </span>
-00177 <span class="comment"> * elements as a separator.</span>
-00178 <span class="comment"> * @param p The pool to allocate the string out of</span>
-00179 <span class="comment"> * @param arr The array to generate the string from</span>
-00180 <span class="comment"> * @param sep The separator to use</span>
-00181 <span class="comment"> * @return A string containing all of the data in the array.</span>
-00182 <span class="comment"> */</span>
-00183 APR_DECLARE(<span class="keywordtype">char</span> *) apr_array_pstrcat(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00184                                       const apr_array_header_t *arr,
-00185                                       const <span class="keywordtype">char</span> sep);
-00186 <span class="comment"></span>
-00187 <span class="comment">/**</span>
-00188 <span class="comment"> * Make a new table</span>
-00189 <span class="comment"> * @param p The pool to allocate the pool out of</span>
-00190 <span class="comment"> * @param nelts The number of elements in the initial table.</span>
-00191 <span class="comment"> * @return The new table.</span>
-00192 <span class="comment"> * @warning This table can only store text data</span>
-00193 <span class="comment"> */</span>
-00194 APR_DECLARE(apr_table_t *) apr_table_make(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p, <span class="keywordtype">int</span> nelts);
-00195 <span class="comment"></span>
-00196 <span class="comment">/**</span>
-00197 <span class="comment"> * Create a new table and copy another table into it</span>
-00198 <span class="comment"> * @param p The pool to allocate the new table out of</span>
-00199 <span class="comment"> * @param t The table to copy</span>
-00200 <span class="comment"> * @return A copy of the table passed in</span>
-00201 <span class="comment"> */</span>
-00202 APR_DECLARE(apr_table_t *) apr_table_copy(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00203                                           const apr_table_t *t);
-00204 <span class="comment"></span>
-00205 <span class="comment">/**</span>
-00206 <span class="comment"> * Delete all of the elements from a table</span>
-00207 <span class="comment"> * @param t The table to clear</span>
-00208 <span class="comment"> */</span>
-00209 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_clear(apr_table_t *t);
-00210 <span class="comment"></span>
-00211 <span class="comment">/**</span>
-00212 <span class="comment"> * Get the value associated with a given key from the table.  After this call,</span>
-00213 <span class="comment"> * The data is still in the table</span>
-00214 <span class="comment"> * @param t The table to search for the key</span>
-00215 <span class="comment"> * @param key The key to search for</span>
-00216 <span class="comment"> * @return The value associated with the key</span>
-00217 <span class="comment"> */</span>
-00218 APR_DECLARE(const <span class="keywordtype">char</span> *) apr_table_get(const apr_table_t *t, const <span class="keywordtype">char</span> *key);
-00219 <span class="comment"></span>
-00220 <span class="comment">/**</span>
-00221 <span class="comment"> * Add a key/value pair to a table, if another element already exists with the</span>
-00222 <span class="comment"> * same key, this will over-write the old data.</span>
-00223 <span class="comment"> * @param t The table to add the data to.</span>
-00224 <span class="comment"> * @param key The key fo use</span>
-00225 <span class="comment"> * @param val The value to add</span>
-00226 <span class="comment"> * @remark When adding data, this function makes a copy of both the key and the</span>
-00227 <span class="comment"> *         value.</span>
-00228 <span class="comment"> */</span>
-00229 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_set(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00230                                 const <span class="keywordtype">char</span> *val);
-00231 <span class="comment"></span>
-00232 <span class="comment">/**</span>
-00233 <span class="comment"> * Add a key/value pair to a table, if another element already exists with the</span>
-00234 <span class="comment"> * same key, this will over-write the old data.</span>
-00235 <span class="comment"> * @param t The table to add the data to.</span>
-00236 <span class="comment"> * @param key The key to use</span>
-00237 <span class="comment"> * @param val The value to add</span>
-00238 <span class="comment"> * @warning When adding data, this function does not make a copy of the key or </span>
-00239 <span class="comment"> *          the value, so care should be taken to ensure that the values will </span>
-00240 <span class="comment"> *          not change after they have been added..</span>
-00241 <span class="comment"> */</span>
-00242 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_setn(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00243                                  const <span class="keywordtype">char</span> *val);
-00244 <span class="comment"></span>
-00245 <span class="comment">/**</span>
-00246 <span class="comment"> * Remove data from the table</span>
-00247 <span class="comment"> * @param t The table to remove data from</span>
-00248 <span class="comment"> * @param key The key of the data being removed</span>
-00249 <span class="comment"> */</span>
-00250 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_unset(apr_table_t *t, const <span class="keywordtype">char</span> *key);
-00251 <span class="comment"></span>
-00252 <span class="comment">/**</span>
-00253 <span class="comment"> * Add data to a table by merging the value with data that has already been </span>
-00254 <span class="comment"> * stored</span>
-00255 <span class="comment"> * @param t The table to search for the data</span>
-00256 <span class="comment"> * @param key The key to merge data for</span>
-00257 <span class="comment"> * @param val The data to add</span>
-00258 <span class="comment"> * @remark If the key is not found, then this function acts like apr_table_add</span>
-00259 <span class="comment"> */</span>
-00260 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_merge(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00261                                   const <span class="keywordtype">char</span> *val);
-00262 <span class="comment"></span>
-00263 <span class="comment">/**</span>
-00264 <span class="comment"> * Add data to a table by merging the value with data that has already been </span>
-00265 <span class="comment"> * stored</span>
-00266 <span class="comment"> * @param t The table to search for the data</span>
-00267 <span class="comment"> * @param key The key to merge data for</span>
-00268 <span class="comment"> * @param val The data to add</span>
-00269 <span class="comment"> * @remark If the key is not found, then this function acts like apr_table_addn</span>
-00270 <span class="comment"> */</span>
-00271 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_mergen(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00272                                    const <span class="keywordtype">char</span> *val);
-00273 <span class="comment"></span>
-00274 <span class="comment">/**</span>
-00275 <span class="comment"> * Add data to a table, regardless of whether there is another element with the</span>
-00276 <span class="comment"> * same key.</span>
-00277 <span class="comment"> * @param t The table to add to</span>
-00278 <span class="comment"> * @param key The key to use</span>
-00279 <span class="comment"> * @param val The value to add.</span>
-00280 <span class="comment"> * @remark When adding data, this function makes a copy of both the key and the</span>
-00281 <span class="comment"> *         value.</span>
-00282 <span class="comment"> */</span>
-00283 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_add(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00284                                 const <span class="keywordtype">char</span> *val);
-00285 <span class="comment"></span>
-00286 <span class="comment">/**</span>
-00287 <span class="comment"> * Add data to a table, regardless of whether there is another element with the</span>
-00288 <span class="comment"> * same key.</span>
-00289 <span class="comment"> * @param t The table to add to</span>
-00290 <span class="comment"> * @param key The key to use</span>
-00291 <span class="comment"> * @param val The value to add.</span>
-00292 <span class="comment"> * @remark When adding data, this function does not make a copy of the key or the</span>
-00293 <span class="comment"> *         value, so care should be taken to ensure that the values will not </span>
-00294 <span class="comment"> *         change after they have been added..</span>
-00295 <span class="comment"> */</span>
-00296 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_addn(apr_table_t *t, const <span class="keywordtype">char</span> *key,
-00297                                  const <span class="keywordtype">char</span> *val);
-00298 <span class="comment"></span>
-00299 <span class="comment">/**</span>
-00300 <span class="comment"> * Merge two tables into one new table</span>
-00301 <span class="comment"> * @param p The pool to use for the new table</span>
-00302 <span class="comment"> * @param overlay The first table to put in the new table</span>
-00303 <span class="comment"> * @param base The table to add at the end of the new table</span>
-00304 <span class="comment"> * @return A new table containing all of the data from the two passed in</span>
-00305 <span class="comment"> */</span>
-00306 APR_DECLARE(apr_table_t *) apr_table_overlay(<a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *p,
-00307                                              const apr_table_t *overlay,
-00308                                              const apr_table_t *base);
-00309 <span class="comment"></span>
-00310 <span class="comment">/**</span>
-00311 <span class="comment"> * Declaration prototype for the iterator callback function of apr_table_do()</span>
-00312 <span class="comment"> * and apr_table_vdo().</span>
-00313 <span class="comment"> * @param rec The data passed as the first argument to apr_table_[v]do()</span>
-00314 <span class="comment"> * @param key The key from this iteration of the table</span>
-00315 <span class="comment"> * @param value The value from this iteration of the table</span>
-00316 <span class="comment"> * @remark Iteration continues while this callback function returns non-zero.</span>
-00317 <span class="comment"> * To export the callback function for apr_table_[v]do() it must be declared </span>
-00318 <span class="comment"> * in the _NONSTD convention.</span>
-00319 <span class="comment"> */</span>
-<a name="l00320"></a><a class="code" href="group__apr__tables.html#ga3">00320</a> typedef <span class="keywordtype">int</span> (<a class="code" href="group__apr__tables.html#ga3">apr_table_do_callback_fn_t</a>)(<span class="keywordtype">void</span> *rec, const <span class="keywordtype">char</span> *key, 
-00321                                                     const <span class="keywordtype">char</span> *value);
-00322 <span class="comment"></span>
-00323 <span class="comment">/** </span>
-00324 <span class="comment"> * Iterate over a table running the provided function once for every</span>
-00325 <span class="comment"> * element in the table.  If there is data passed in as a vararg, then the </span>
-00326 <span class="comment"> * function is only run on those elements whose key matches something in </span>
-00327 <span class="comment"> * the vararg.  If the vararg is NULL, then every element is run through the</span>
-00328 <span class="comment"> * function.  Iteration continues while the function returns non-zero.</span>
-00329 <span class="comment"> * @param comp The function to run</span>
-00330 <span class="comment"> * @param rec The data to pass as the first argument to the function</span>
-00331 <span class="comment"> * @param t The table to iterate over</span>
-00332 <span class="comment"> * @param ... The vararg.  If this is NULL, then all elements in the table are</span>
-00333 <span class="comment"> *            run through the function, otherwise only those whose key matches</span>
-00334 <span class="comment"> *            are run.</span>
-00335 <span class="comment"> * @return FALSE if one of the comp() iterations returned zero; TRUE if all</span>
-00336 <span class="comment"> *            iterations returned non-zero</span>
-00337 <span class="comment"> * @see apr_table_do_callback_fn_t</span>
-00338 <span class="comment"> */</span>
-00339 APR_DECLARE_NONSTD(<span class="keywordtype">int</span>) apr_table_do(<a class="code" href="group__apr__tables.html#ga3">apr_table_do_callback_fn_t</a> *comp,
-00340                                      <span class="keywordtype">void</span> *rec, const apr_table_t *t, ...);
-00341 <span class="comment"></span>
-00342 <span class="comment">/** </span>
-00343 <span class="comment"> * Iterate over a table running the provided function once for every</span>
-00344 <span class="comment"> * element in the table.  If there is data passed in as a vararg, then the </span>
-00345 <span class="comment"> * function is only run on those element's whose key matches something in </span>
-00346 <span class="comment"> * the vararg.  If the vararg is NULL, then every element is run through the</span>
-00347 <span class="comment"> * function.  Iteration continues while the function returns non-zero.</span>
-00348 <span class="comment"> * @param comp The function to run</span>
-00349 <span class="comment"> * @param rec The data to pass as the first argument to the function</span>
-00350 <span class="comment"> * @param t The table to iterate over</span>
-00351 <span class="comment"> * @param vp The vararg table.  If this is NULL, then all elements in the </span>
-00352 <span class="comment"> *                table are run through the function, otherwise only those </span>
-00353 <span class="comment"> *                whose key matches are run.</span>
-00354 <span class="comment"> * @return FALSE if one of the comp() iterations returned zero; TRUE if all</span>
-00355 <span class="comment"> *            iterations returned non-zero</span>
-00356 <span class="comment"> * @see apr_table_do_callback_fn_t</span>
-00357 <span class="comment"> */</span>
-00358 APR_DECLARE(<span class="keywordtype">int</span>) apr_table_vdo(<a class="code" href="group__apr__tables.html#ga3">apr_table_do_callback_fn_t</a> *comp,
-00359                                <span class="keywordtype">void</span> *rec, const apr_table_t *t, va_list vp);
-00360 <span class="comment"></span>
-00361 <span class="comment">/** flag for overlap to use apr_table_setn */</span>
-<a name="l00362"></a><a class="code" href="group__apr__tables.html#ga31">00362</a> #define APR_OVERLAP_TABLES_SET   (0)<span class="comment"></span>
-00363 <span class="comment">/** flag for overlap to use apr_table_mergen */</span>
-<a name="l00364"></a><a class="code" href="group__apr__tables.html#ga32">00364</a> #define APR_OVERLAP_TABLES_MERGE (1)<span class="comment"></span>
-00365 <span class="comment">/**</span>
-00366 <span class="comment"> * For each element in table b, either use setn or mergen to add the data</span>
-00367 <span class="comment"> * to table a.  Which method is used is determined by the flags passed in.</span>
-00368 <span class="comment"> * @param a The table to add the data to.</span>
-00369 <span class="comment"> * @param b The table to iterate over, adding its data to table a</span>
-00370 <span class="comment"> * @param flags How to add the table to table a.  One of:</span>
-00371 <span class="comment"> *          APR_OVERLAP_TABLES_SET        Use apr_table_setn</span>
-00372 <span class="comment"> *          APR_OVERLAP_TABLES_MERGE      Use apr_table_mergen</span>
-00373 <span class="comment"> * @remark  This function is highly optimized, and uses less memory and CPU cycles</span>
-00374 <span class="comment"> *          than a function that just loops through table b calling other functions.</span>
-00375 <span class="comment"> */</span><span class="comment"></span>
-00376 <span class="comment">/**</span>
-00377 <span class="comment"> *&lt;PRE&gt;</span>
-00378 <span class="comment"> * Conceptually, apr_table_overlap does this:</span>
-00379 <span class="comment"> *</span>
-00380 <span class="comment"> *  apr_array_header_t *barr = apr_table_elts(b);</span>
-00381 <span class="comment"> *  apr_table_entry_t *belt = (apr_table_entry_t *)barr-&gt;elts;</span>
-00382 <span class="comment"> *  int i;</span>
-00383 <span class="comment"> *</span>
-00384 <span class="comment"> *  for (i = 0; i &lt; barr-&gt;nelts; ++i) {</span>
-00385 <span class="comment"> *      if (flags &amp; APR_OVERLAP_TABLES_MERGE) {</span>
-00386 <span class="comment"> *          apr_table_mergen(a, belt[i].key, belt[i].val);</span>
-00387 <span class="comment"> *      }</span>
-00388 <span class="comment"> *      else {</span>
-00389 <span class="comment"> *          apr_table_setn(a, belt[i].key, belt[i].val);</span>
-00390 <span class="comment"> *      }</span>
-00391 <span class="comment"> *  }</span>
-00392 <span class="comment"> *</span>
-00393 <span class="comment"> *  Except that it is more efficient (less space and cpu-time) especially</span>
-00394 <span class="comment"> *  when b has many elements.</span>
-00395 <span class="comment"> *</span>
-00396 <span class="comment"> *  Notice the assumptions on the keys and values in b -- they must be</span>
-00397 <span class="comment"> *  in an ancestor of a's pool.  In practice b and a are usually from</span>
-00398 <span class="comment"> *  the same pool.</span>
-00399 <span class="comment"> * &lt;/PRE&gt;</span>
-00400 <span class="comment"> */</span>
-00401 
-00402 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_overlap(apr_table_t *a, const apr_table_t *b,
-00403                                      <span class="keywordtype">unsigned</span> flags);
-00404 <span class="comment"></span>
-00405 <span class="comment">/**</span>
-00406 <span class="comment"> * Eliminate redundant entries in a table by either overwriting</span>
-00407 <span class="comment"> * or merging duplicates</span>
-00408 <span class="comment"> *</span>
-00409 <span class="comment"> * @param t Table.</span>
-00410 <span class="comment"> * @param flags APR_OVERLAP_TABLES_MERGE to merge, or</span>
-00411 <span class="comment"> *              APR_OVERLAP_TABLES_SET to overwrite</span>
-00412 <span class="comment"> */</span>
-00413 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_compress(apr_table_t *t, <span class="keywordtype">unsigned</span> flags);
-00414 <span class="comment"></span>
-00415 <span class="comment">/** @} */</span>
-00416 
-00417 #ifdef __cplusplus
-00418 }
-00419 #endif
-00420 
-00421 #endif  <span class="comment">/* ! APR_TABLES_H */</span>
-</div></pre><hr size="1"><address style="align: right;"><small>Generated on Wed Sep 1 21:36:05 2004 for Apache Portable Runtime by
+<h1>apr_tables.h</h1><a href="apr__tables_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as</span>
+00002 <span class="comment"> * applicable.</span>
+00003 <span class="comment"> *</span>
+00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
+00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
+00006 <span class="comment"> * You may obtain a copy of the License at</span>
+00007 <span class="comment"> *</span>
+00008 <span class="comment"> *     http://www.apache.org/licenses/LICENSE-2.0</span>
+00009 <span class="comment"> *</span>
+00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
+00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
+00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
+00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
+00014 <span class="comment"> * limitations under the License.</span>
+00015 <span class="comment"> */</span>
+00016 
+00017 <span class="preprocessor">#ifndef APR_TABLES_H</span>
+00018 <span class="preprocessor"></span><span class="preprocessor">#define APR_TABLES_H</span>
+00019 <span class="preprocessor"></span><span class="comment"></span>
+00020 <span class="comment">/**</span>
+00021 <span class="comment"> * @file apr_tables.h</span>
+00022 <span class="comment"> * @brief APR Table library</span>
+00023 <span class="comment"> */</span>
+00024 
+00025 <span class="preprocessor">#include "apr.h"</span>
+00026 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span>
+00027 
+00028 <span class="preprocessor">#if APR_HAVE_STDARG_H</span>
+00029 <span class="preprocessor"></span><span class="preprocessor">#include &lt;stdarg.h&gt;</span>     <span class="comment">/* for va_list */</span>
+00030 <span class="preprocessor">#endif</span>
+00031 <span class="preprocessor"></span>
+00032 <span class="preprocessor">#ifdef __cplusplus</span>
+00033 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
+00034 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
+00035 <span class="comment"></span>
+00036 <span class="comment">/**</span>
+00037 <span class="comment"> * @defgroup apr_tables Table and Array Functions</span>
+00038 <span class="comment"> * @ingroup APR </span>
+00039 <span class="comment"> * Tables are used to store entirely opaque structures </span>
+00040 <span class="comment"> * for applications, while Arrays are usually used to</span>
+00041 <span class="comment"> * deal with string lists.</span>
+00042 <span class="comment"> * @{</span>
+00043 <span class="comment"> */</span>
+00044 <span class="comment"></span>
+00045 <span class="comment">/** the table abstract data type */</span>
+<a name="l00046"></a><a class="code" href="group__apr__tables.html#ga0">00046</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga0">apr_table_t</a> <a class="code" href="group__apr__tables.html#ga0">apr_table_t</a>;
+00047 <span class="comment"></span>
+00048 <span class="comment">/** @see apr_array_header_t */</span>
+<a name="l00049"></a><a class="code" href="group__apr__tables.html#ga1">00049</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structapr__array__header__t.html">apr_array_header_t</a> <a class="code" href="group__apr__tables.html#ga1">apr_array_header_t</a>;
+00050 <span class="comment"></span>
+00051 <span class="comment">/** An opaque array type */</span>
+<a name="l00052"></a><a class="code" href="structapr__array__header__t.html">00052</a> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga1">apr_array_header_t</a> {<span class="comment"></span>
+00053 <span class="comment">    /** The pool the array is allocated out of */</span>
+<a name="l00054"></a><a class="code" href="structapr__array__header__t.html#o0">00054</a>     <a class="code" href="group__apr__pools.html#ga0">apr_pool_t</a> *<a class="code" href="structapr__array__header__t.html#o0">pool</a>;<span class="comment"></span>
+00055 <span class="comment">    /** The amount of memory allocated for each element of the array */</span>
+<a name="l00056"></a><a class="code" href="structapr__array__header__t.html#o1">00056</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o1">elt_size</a>;<span class="comment"></span>
+00057 <span class="comment">    /** The number of active elements in the array */</span>
+<a name="l00058"></a><a class="code" href="structapr__array__header__t.html#o2">00058</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o2">nelts</a>;<span class="comment"></span>
+00059 <span class="comment">    /** The number of elements allocated in the array */</span>
+<a name="l00060"></a><a class="code" href="structapr__array__header__t.html#o3">00060</a>     <span class="keywordtype">int</span> <a class="code" href="structapr__array__header__t.html#o3">nalloc</a>;<span class="comment"></span>
+00061 <span class="comment">    /** The elements in the array */</span>
+<a name="l00062"></a><a class="code" href="structapr__array__header__t.html#o4">00062</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__array__header__t.html#o4">elts</a>;
+00063 };
+00064 <span class="comment"></span>
+00065 <span class="comment">/**</span>
+00066 <span class="comment"> * The (opaque) structure for string-content tables.</span>
+00067 <span class="comment"> */</span>
+<a name="l00068"></a><a class="code" href="group__apr__tables.html#ga2">00068</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structapr__table__entry__t.html">apr_table_entry_t</a> <a class="code" href="group__apr__tables.html#ga2">apr_table_entry_t</a>;
+00069 <span class="comment"></span>
+00070 <span class="comment">/** The type for each entry in a string-content table */</span>
+<a name="l00071"></a><a class="code" href="structapr__table__entry__t.html">00071</a> <span class="keyword">struct </span><a class="code" href="group__apr__tables.html#ga2">apr_table_entry_t</a> {<span class="comment"></span>
+00072 <span class="comment">    /** The key for the current table entry */</span>
+<a name="l00073"></a><a class="code" href="structapr__table__entry__t.html#o0">00073</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__table__entry__t.html#o0">key</a>;          <span class="comment">/* maybe NULL in future;</span>
+00074 <span class="comment">                         * check when iterating thru table_elts</span>
+00075 <span class="comment">                         */</span><span class="comment"></span>
+00076 <span class="comment">    /** The value for the current table entry */</span>
+<a name="l00077"></a><a class="code" href="structapr__table__entry__t.html#o1">00077</a>     <span class="keywordtype">char</span> *<a class="code" href="structapr__table__entry__t.html#o1">val</a>;
+00078 <span class="comment"></span>
+00079 <span class="comment">    /** A checksum for the key, for use by the apr_table internals */</span>
+<a name="l00080"></a><a class="code" href="structapr__table__entry__t.html#o2">00080</a>     apr_uint32_t <a class="code" href="structapr__table__entry__t.html#o2">key_checksum</a>;
+00081 };
+00082 <span class="comment"></span>
+00083 <span class="comment">/**</span>
+00084 <span class="comment"> * Get the elements from a table</span>
+00085 <span class="comment"> * @param t The table</span>
+00086 <span class="comment"> * @return An array containing the contents of the table</span>
+00087 <span class="comment"> */</span>
+00088 APR_DECLARE(<span class="keyword">const</span> apr_array_header_t *) apr_table_elts(const apr_table_t *t);
+00089 <span class="comment"></span>
+00090 <span class="comment">/**</span>
+00091 <span class="comment"> * Determine if the table is empty</span>
+00092 <span class="comment"> * @param t The table to check</span>
+00093 <span class="comment"> * @return True if empty, False otherwise</span>
+00094 <span class="comment"> */</span>
+00095 APR_DECLARE(<span class="keywordtype">int</span>) apr_is_empty_table(const apr_table_t *t);
+00096 <span class="comment"></span>
+00097 <span class="comment">/**</span>
+00098 <span class="comment"> * Determine if the array is empty</span>
+00099 <span class="comment"> * @param a The array to check</span>
+00100 <span class="comment"> * @return True if empty, False otherwise</span>
+00101 <span class="comment"> */</span>
+00102 APR_DECLARE(<span class="keywordtype">int</span>) apr_is_empty_array(const apr_array_header_t *a);
+00103 <span class="comment"></span>
+00104 <span class="comment">/**</span>
+00105 <span class="comment"> * Create an array</span>
+00106 <span class="comment"> * @param p The pool to allocate the memory out of</span>
+00107 <span class="comment"> * @param nelts the number of elements in the initial array</span>
+00108 <span class="comment"> * @param elt_size The size of each element in the array.</span>
+00109 <span class="comment"> * @return The new array</span>
+00110 <span class="comment"> */</span>
+00111 APR_DECLARE(apr_array_header_t *) apr_array_make(apr_pool_t *p,
+00112                                                  <span class="keywordtype">int</span> nelts, <span class="keywordtype">int</span> elt_size);
+00113 <span class="comment"></span>
+00114 <span class="comment">/**</span>
+00115 <span class="comment"> * Add a new element to an array (as a first-in, last-out stack)</span>
+00116 <span class="comment"> * @param arr The array to add an element to.</span>
+00117 <span class="comment"> * @return Location for the new element in the array.</span>
+00118 <span class="comment"> * @remark If there are no free spots in the array, then this function will</span>
+00119 <span class="comment"> *         allocate new space for the new element.</span>
+00120 <span class="comment"> */</span>
+00121 APR_DECLARE(<span class="keywordtype">void</span> *) apr_array_push(apr_array_header_t *arr);
+00122 <span class="comment"></span>
+00123 <span class="comment">/**</span>
+00124 <span class="comment"> * Remove an element from an array (as a first-in, last-out stack)</span>
+00125 <span class="comment"> * @param arr The array to remove an element from.</span>
+00126 <span class="comment"> * @return Location of the element in the array.</span>
+00127 <span class="comment"> * @remark If there are no elements in the array, NULL is returned.</span>
+00128 <span class="comment"> */</span>
+00129 APR_DECLARE(<span class="keywordtype">void</span> *) apr_array_pop(apr_array_header_t *arr);
+00130 <span class="comment"></span>
+00131 <span class="comment">/**</span>
+00132 <span class="comment"> * Concatenate two arrays together</span>
+00133 <span class="comment"> * @param dst The destination array, and the one to go first in the combined </span>
+00134 <span class="comment"> *            array</span>
+00135 <span class="comment"> * @param src The source array to add to the destination array</span>
+00136 <span class="comment"> */</span>
+00137 APR_DECLARE(<span class="keywordtype">void</span>) apr_array_cat(apr_array_header_t *dst,
+00138                                 const apr_array_header_t *src);
+00139 <span class="comment"></span>
+00140 <span class="comment">/**</span>
+00141 <span class="comment"> * Copy the entire array</span>
+00142 <span class="comment"> * @param p The pool to allocate the copy of the array out of</span>
+00143 <span class="comment"> * @param arr The array to copy</span>
+00144 <span class="comment"> * @return An exact copy of the array passed in</span>
+00145 <span class="comment"> * @remark The alternate apr_array_copy_hdr copies only the header, and arranges </span>
+00146 <span class="comment"> *         for the elements to be copied if (and only if) the code subsequently</span>
+00147 <span class="comment"> *         does a push or arraycat.</span>
+00148 <span class="comment"> */</span>
+00149 APR_DECLARE(apr_array_header_t *) apr_array_copy(apr_pool_t *p,
+00150                                       const apr_array_header_t *arr);<span class="comment"></span>
+00151 <span class="comment">/**</span>
+00152 <span class="comment"> * Copy the headers of the array, and arrange for the elements to be copied if</span>
+00153 <span class="comment"> * and only if the code subsequently does a push or arraycat.</span>
+00154 <span class="comment"> * @param p The pool to allocate the copy of the array out of</span>
+00155 <span class="comment"> * @param arr The array to copy</span>
+00156 <span class="comment"> * @return An exact copy of the array passed in</span>
+00157 <span class="comment"> * @remark The alternate apr_array_copy copies the *entire* array.</span>
+00158 <span class="comment"> */</span>
+00159 APR_DECLARE(apr_array_header_t *) apr_array_copy_hdr(apr_pool_t *p,
+00160                                       const apr_array_header_t *arr);
+00161 <span class="comment"></span>
+00162 <span class="comment">/**</span>
+00163 <span class="comment"> * Append one array to the end of another, creating a new array in the process.</span>
+00164 <span class="comment"> * @param p The pool to allocate the new array out of</span>
+00165 <span class="comment"> * @param first The array to put first in the new array.</span>
+00166 <span class="comment"> * @param second The array to put second in the new array.</span>
+00167 <span class="comment"> * @return A new array containing the data from the two arrays passed in.</span>
+00168 <span class="comment">*/</span>
+00169 APR_DECLARE(apr_array_header_t *) apr_array_append(apr_pool_t *p,
+00170                                       const apr_array_header_t *first,
+00171                                       const apr_array_header_t *second);
+00172 <span class="comment"></span>
+00173 <span class="comment">/**</span>
+00174 <span class="comment"> * Generates a new string from the apr_pool_t containing the concatenated </span>
+00175 <span class="comment"> * sequence of substrings referenced as elements within the array.  The string </span>
+00176 <span class="comment"> * will be empty if all substrings are empty or null, or if there are no </span>
+00177 <span class="comment"> * elements in the array.  If sep is non-NUL, it will be inserted between </span>
+00178 <span class="comment"> * elements as a separator.</span>
+00179 <span class="comment"> * @param p The pool to allocate the string out of</span>
+00180 <span class="comment"> * @param arr The array to generate the string from</span>
+00181 <span class="comment"> * @param sep The separator to use</span>
+00182 <span class="comment"> * @return A string containing all of the data in the array.</span>
+00183 <span class="comment"> */</span>
+00184 APR_DECLARE(<span class="keywordtype">char</span> *) apr_array_pstrcat(apr_pool_t *p,
+00185                                       const apr_array_header_t *arr,
+00186                                       const <span class="keywordtype">char</span> sep);
+00187 <span class="comment"></span>
+00188 <span class="comment">/**</span>
+00189 <span class="comment"> * Make a new table</span>
+00190 <span class="comment"> * @param p The pool to allocate the pool out of</span>
+00191 <span class="comment"> * @param nelts The number of elements in the initial table.</span>
+00192 <span class="comment"> * @return The new table.</span>
+00193 <span class="comment"> * @warning This table can only store text data</span>
+00194 <span class="comment"> */</span>
+00195 APR_DECLARE(apr_table_t *) apr_table_make(apr_pool_t *p, <span class="keywordtype">int</span> nelts);
+00196 <span class="comment"></span>
+00197 <span class="comment">/**</span>
+00198 <span class="comment"> * Create a new table and copy another table into it</span>
+00199 <span class="comment"> * @param p The pool to allocate the new table out of</span>
+00200 <span class="comment"> * @param t The table to copy</span>
+00201 <span class="comment"> * @return A copy of the table passed in</span>
+00202 <span class="comment"> */</span>
+00203 APR_DECLARE(apr_table_t *) apr_table_copy(apr_pool_t *p,
+00204                                           const apr_table_t *t);
+00205 <span class="comment"></span>
+00206 <span class="comment">/**</span>
+00207 <span class="comment"> * Delete all of the elements from a table</span>
+00208 <span class="comment"> * @param t The table to clear</span>
+00209 <span class="comment"> */</span>
+00210 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_clear(apr_table_t *t);
+00211 <span class="comment"></span>
+00212 <span class="comment">/**</span>
+00213 <span class="comment"> * Get the value associated with a given key from the table.  After this call,</span>
+00214 <span class="comment"> * The data is still in the table</span>
+00215 <span class="comment"> * @param t The table to search for the key</span>
+00216 <span class="comment"> * @param key The key to search for</span>
+00217 <span class="comment"> * @return The value associated with the key</span>
+00218 <span class="comment"> */</span>
+00219 APR_DECLARE(const <span class="keywordtype">char</span> *) apr_table_get(const apr_table_t *t, const <span class="keywordtype">char</span> *key);
+00220 <span class="comment"></span>
+00221 <span class="comment">/**</span>
+00222 <span class="comment"> * Add a key/value pair to a table, if another element already exists with the</span>
+00223 <span class="comment"> * same key, this will over-write the old data.</span>
+00224 <span class="comment"> * @param t The table to add the data to.</span>
+00225 <span class="comment"> * @param key The key fo use</span>
+00226 <span class="comment"> * @param val The value to add</span>
+00227 <span class="comment"> * @remark When adding data, this function makes a copy of both the key and the</span>
+00228 <span class="comment"> *         value.</span>
+00229 <span class="comment"> */</span>
+00230 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_set(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00231                                 const <span class="keywordtype">char</span> *val);
+00232 <span class="comment"></span>
+00233 <span class="comment">/**</span>
+00234 <span class="comment"> * Add a key/value pair to a table, if another element already exists with the</span>
+00235 <span class="comment"> * same key, this will over-write the old data.</span>
+00236 <span class="comment"> * @param t The table to add the data to.</span>
+00237 <span class="comment"> * @param key The key to use</span>
+00238 <span class="comment"> * @param val The value to add</span>
+00239 <span class="comment"> * @warning When adding data, this function does not make a copy of the key or </span>
+00240 <span class="comment"> *          the value, so care should be taken to ensure that the values will </span>
+00241 <span class="comment"> *          not change after they have been added..</span>
+00242 <span class="comment"> */</span>
+00243 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_setn(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00244                                  const <span class="keywordtype">char</span> *val);
+00245 <span class="comment"></span>
+00246 <span class="comment">/**</span>
+00247 <span class="comment"> * Remove data from the table</span>
+00248 <span class="comment"> * @param t The table to remove data from</span>
+00249 <span class="comment"> * @param key The key of the data being removed</span>
+00250 <span class="comment"> */</span>
+00251 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_unset(apr_table_t *t, const <span class="keywordtype">char</span> *key);
+00252 <span class="comment"></span>
+00253 <span class="comment">/**</span>
+00254 <span class="comment"> * Add data to a table by merging the value with data that has already been </span>
+00255 <span class="comment"> * stored</span>
+00256 <span class="comment"> * @param t The table to search for the data</span>
+00257 <span class="comment"> * @param key The key to merge data for</span>
+00258 <span class="comment"> * @param val The data to add</span>
+00259 <span class="comment"> * @remark If the key is not found, then this function acts like apr_table_add</span>
+00260 <span class="comment"> */</span>
+00261 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_merge(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00262                                   const <span class="keywordtype">char</span> *val);
+00263 <span class="comment"></span>
+00264 <span class="comment">/**</span>
+00265 <span class="comment"> * Add data to a table by merging the value with data that has already been </span>
+00266 <span class="comment"> * stored</span>
+00267 <span class="comment"> * @param t The table to search for the data</span>
+00268 <span class="comment"> * @param key The key to merge data for</span>
+00269 <span class="comment"> * @param val The data to add</span>
+00270 <span class="comment"> * @remark If the key is not found, then this function acts like apr_table_addn</span>
+00271 <span class="comment"> */</span>
+00272 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_mergen(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00273                                    const <span class="keywordtype">char</span> *val);
+00274 <span class="comment"></span>
+00275 <span class="comment">/**</span>
+00276 <span class="comment"> * Add data to a table, regardless of whether there is another element with the</span>
+00277 <span class="comment"> * same key.</span>
+00278 <span class="comment"> * @param t The table to add to</span>
+00279 <span class="comment"> * @param key The key to use</span>
+00280 <span class="comment"> * @param val The value to add.</span>
+00281 <span class="comment"> * @remark When adding data, this function makes a copy of both the key and the</span>
+00282 <span class="comment"> *         value.</span>
+00283 <span class="comment"> */</span>
+00284 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_add(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00285                                 const <span class="keywordtype">char</span> *val);
+00286 <span class="comment"></span>
+00287 <span class="comment">/**</span>
+00288 <span class="comment"> * Add data to a table, regardless of whether there is another element with the</span>
+00289 <span class="comment"> * same key.</span>
+00290 <span class="comment"> * @param t The table to add to</span>
+00291 <span class="comment"> * @param key The key to use</span>
+00292 <span class="comment"> * @param val The value to add.</span>
+00293 <span class="comment"> * @remark When adding data, this function does not make a copy of the key or the</span>
+00294 <span class="comment"> *         value, so care should be taken to ensure that the values will not </span>
+00295 <span class="comment"> *         change after they have been added..</span>
+00296 <span class="comment"> */</span>
+00297 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_addn(apr_table_t *t, const <span class="keywordtype">char</span> *key,
+00298                                  const <span class="keywordtype">char</span> *val);
+00299 <span class="comment"></span>
+00300 <span class="comment">/**</span>
+00301 <span class="comment"> * Merge two tables into one new table</span>
+00302 <span class="comment"> * @param p The pool to use for the new table</span>
+00303 <span class="comment"> * @param overlay The first table to put in the new table</span>
+00304 <span class="comment"> * @param base The table to add at the end of the new table</span>
+00305 <span class="comment"> * @return A new table containing all of the data from the two passed in</span>
+00306 <span class="comment"> */</span>
+00307 APR_DECLARE(apr_table_t *) apr_table_overlay(apr_pool_t *p,
+00308                                              const apr_table_t *overlay,
+00309                                              const apr_table_t *base);
+00310 <span class="comment"></span>
+00311 <span class="comment">/**</span>
+00312 <span class="comment"> * Declaration prototype for the iterator callback function of apr_table_do()</span>
+00313 <span class="comment"> * and apr_table_vdo().</span>
+00314 <span class="comment"> * @param rec The data passed as the first argument to apr_table_[v]do()</span>
+00315 <span class="comment"> * @param key The key from this iteration of the table</span>
+00316 <span class="comment"> * @param value The value from this iteration of the table</span>
+00317 <span class="comment"> * @remark Iteration continues while this callback function returns non-zero.</span>
+00318 <span class="comment"> * To export the callback function for apr_table_[v]do() it must be declared </span>
+00319 <span class="comment"> * in the _NONSTD convention.</span>
+00320 <span class="comment"> */</span>
+<a name="l00321"></a><a class="code" href="group__apr__tables.html#ga3">00321</a> typedef <span class="keywordtype">int</span> (<a class="code" href="group__apr__tables.html#ga3">apr_table_do_callback_fn_t</a>)(<span class="keywordtype">void</span> *rec, const <span class="keywordtype">char</span> *key, 
+00322                                                     const <span class="keywordtype">char</span> *value);
+00323 <span class="comment"></span>
+00324 <span class="comment">/** </span>
+00325 <span class="comment"> * Iterate over a table running the provided function once for every</span>
+00326 <span class="comment"> * element in the table.  If there is data passed in as a vararg, then the </span>
+00327 <span class="comment"> * function is only run on those elements whose key matches something in </span>
+00328 <span class="comment"> * the vararg.  If the vararg is NULL, then every element is run through the</span>
+00329 <span class="comment"> * function.  Iteration continues while the function returns non-zero.</span>
+00330 <span class="comment"> * @param comp The function to run</span>
+00331 <span class="comment"> * @param rec The data to pass as the first argument to the function</span>
+00332 <span class="comment"> * @param t The table to iterate over</span>
+00333 <span class="comment"> * @param ... The vararg.  If this is NULL, then all elements in the table are</span>
+00334 <span class="comment"> *            run through the function, otherwise only those whose key matches</span>
+00335 <span class="comment"> *            are run.</span>
+00336 <span class="comment"> * @return FALSE if one of the comp() iterations returned zero; TRUE if all</span>
+00337 <span class="comment"> *            iterations returned non-zero</span>
+00338 <span class="comment"> * @see apr_table_do_callback_fn_t</span>
+00339 <span class="comment"> */</span>
+00340 APR_DECLARE_NONSTD(<span class="keywordtype">int</span>) apr_table_do(apr_table_do_callback_fn_t *comp,
+00341                                      <span class="keywordtype">void</span> *rec, const apr_table_t *t, ...);
+00342 <span class="comment"></span>
+00343 <span class="comment">/** </span>
+00344 <span class="comment"> * Iterate over a table running the provided function once for every</span>
+00345 <span class="comment"> * element in the table.  If there is data passed in as a vararg, then the </span>
+00346 <span class="comment"> * function is only run on those element's whose key matches something in </span>
+00347 <span class="comment"> * the vararg.  If the vararg is NULL, then every element is run through the</span>
+00348 <span class="comment"> * function.  Iteration continues while the function returns non-zero.</span>
+00349 <span class="comment"> * @param comp The function to run</span>
+00350 <span class="comment"> * @param rec The data to pass as the first argument to the function</span>
+00351 <span class="comment"> * @param t The table to iterate over</span>
+00352 <span class="comment"> * @param vp The vararg table.  If this is NULL, then all elements in the </span>
+00353 <span class="comment"> *                table are run through the function, otherwise only those </span>
+00354 <span class="comment"> *                whose key matches are run.</span>
+00355 <span class="comment"> * @return FALSE if one of the comp() iterations returned zero; TRUE if all</span>
+00356 <span class="comment"> *            iterations returned non-zero</span>
+00357 <span class="comment"> * @see apr_table_do_callback_fn_t</span>
+00358 <span class="comment"> */</span>
+00359 APR_DECLARE(<span class="keywordtype">int</span>) apr_table_vdo(apr_table_do_callback_fn_t *comp,
+00360                                <span class="keywordtype">void</span> *rec, const apr_table_t *t, va_list vp);
+00361 <span class="comment"></span>
+00362 <span class="comment">/** flag for overlap to use apr_table_setn */</span>
+<a name="l00363"></a><a class="code" href="group__apr__tables.html#ga31">00363</a> #define APR_OVERLAP_TABLES_SET   (0)<span class="comment"></span>
+00364 <span class="comment">/** flag for overlap to use apr_table_mergen */</span>
+<a name="l00365"></a><a class="code" href="group__apr__tables.html#ga32">00365</a> #define APR_OVERLAP_TABLES_MERGE (1)<span class="comment"></span>
+00366 <span class="comment">/**</span>
+00367 <span class="comment"> * For each element in table b, either use setn or mergen to add the data</span>
+00368 <span class="comment"> * to table a.  Which method is used is determined by the flags passed in.</span>
+00369 <span class="comment"> * @param a The table to add the data to.</span>
+00370 <span class="comment"> * @param b The table to iterate over, adding its data to table a</span>
+00371 <span class="comment"> * @param flags How to add the table to table a.  One of:</span>
+00372 <span class="comment"> *          APR_OVERLAP_TABLES_SET        Use apr_table_setn</span>
+00373 <span class="comment"> *          APR_OVERLAP_TABLES_MERGE      Use apr_table_mergen</span>
+00374 <span class="comment"> * @remark  This function is highly optimized, and uses less memory and CPU cycles</span>
+00375 <span class="comment"> *          than a function that just loops through table b calling other functions.</span>
+00376 <span class="comment"> */</span><span class="comment"></span>
+00377 <span class="comment">/**</span>
+00378 <span class="comment"> *&lt;PRE&gt;</span>
+00379 <span class="comment"> * Conceptually, apr_table_overlap does this:</span>
+00380 <span class="comment"> *</span>
+00381 <span class="comment"> *  apr_array_header_t *barr = apr_table_elts(b);</span>
+00382 <span class="comment"> *  apr_table_entry_t *belt = (apr_table_entry_t *)barr-&gt;elts;</span>
+00383 <span class="comment"> *  int i;</span>
+00384 <span class="comment"> *</span>
+00385 <span class="comment"> *  for (i = 0; i &lt; barr-&gt;nelts; ++i) {</span>
+00386 <span class="comment"> *      if (flags &amp; APR_OVERLAP_TABLES_MERGE) {</span>
+00387 <span class="comment"> *          apr_table_mergen(a, belt[i].key, belt[i].val);</span>
+00388 <span class="comment"> *      }</span>
+00389 <span class="comment"> *      else {</span>
+00390 <span class="comment"> *          apr_table_setn(a, belt[i].key, belt[i].val);</span>
+00391 <span class="comment"> *      }</span>
+00392 <span class="comment"> *  }</span>
+00393 <span class="comment"> *</span>
+00394 <span class="comment"> *  Except that it is more efficient (less space and cpu-time) especially</span>
+00395 <span class="comment"> *  when b has many elements.</span>
+00396 <span class="comment"> *</span>
+00397 <span class="comment"> *  Notice the assumptions on the keys and values in b -- they must be</span>
+00398 <span class="comment"> *  in an ancestor of a's pool.  In practice b and a are usually from</span>
+00399 <span class="comment"> *  the same pool.</span>
+00400 <span class="comment"> * &lt;/PRE&gt;</span>
+00401 <span class="comment"> */</span>
+00402 
+00403 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_overlap(apr_table_t *a, const apr_table_t *b,
+00404                                      <span class="keywordtype">unsigned</span> flags);
+00405 <span class="comment"></span>
+00406 <span class="comment">/**</span>
+00407 <span class="comment"> * Eliminate redundant entries in a table by either overwriting</span>
+00408 <span class="comment"> * or merging duplicates</span>
+00409 <span class="comment"> *</span>
+00410 <span class="comment"> * @param t Table.</span>
+00411 <span class="comment"> * @param flags APR_OVERLAP_TABLES_MERGE to merge, or</span>
+00412 <span class="comment"> *              APR_OVERLAP_TABLES_SET to overwrite</span>
+00413 <span class="comment"> */</span>
+00414 APR_DECLARE(<span class="keywordtype">void</span>) apr_table_compress(apr_table_t *t, <span class="keywordtype">unsigned</span> flags);
+00415 <span class="comment"></span>
+00416 <span class="comment">/** @} */</span>
+00417 
+00418 #ifdef __cplusplus
+00419 }
+00420 #endif
+00421 
+00422 #endif  <span class="comment">/* ! APR_TABLES_H */</span>
+</div></pre><hr size="1"><address style="align: right;"><small>Generated on Mon Feb 7 13:18:25 2005 for Apache Portable Runtime by
 <a href="http://www.doxygen.org/index.html">
-<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.8 </small></address>
+<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.7 </small></address>
 </body>
 </html>

Modified: apr/site/trunk/docs/docs/apr/apr__tables_8h.html
URL: http://svn.apache.org/viewcvs/apr/site/trunk/docs/docs/apr/apr__tables_8h.html?view=diff&r1=151767&r2=151768
==============================================================================
--- apr/site/trunk/docs/docs/apr/apr__tables_8h.html (original)
+++ apr/site/trunk/docs/docs/apr/apr__tables_8h.html Mon Feb  7 15:10:17 2005
@@ -3,9 +3,10 @@
 <title>Apache Portable Runtime: apr_tables.h File Reference</title>
 <link href="doxygen.css" rel="stylesheet" type="text/css">
 </head><body>
-<!-- Generated by Doxygen 1.3.8 -->
+<!-- Generated by Doxygen 1.3.7 -->
 <div class="qindex"><a class="qindex" href="index.html">Main&nbsp;Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related&nbsp;Pages</a></div>
-<h1>apr_tables.h File Reference</h1>APR Table library. <a href="#_details">More...</a>
+<h1>apr_tables.h File Reference</h1>APR Table library.  
+<a href="#_details">More...</a>
 <p>
 <code>#include "apr.h"</code><br>
 <code>#include "<a class="el" href="apr__pools_8h-source.html">apr_pools.h</a>"</code><br>
@@ -91,8 +92,8 @@
 <hr><a name="_details"></a><h2>Detailed Description</h2>
 APR Table library. 
 <p>
-<hr size="1"><address style="align: right;"><small>Generated on Wed Sep 1 21:36:05 2004 for Apache Portable Runtime by
+<hr size="1"><address style="align: right;"><small>Generated on Mon Feb 7 13:18:25 2005 for Apache Portable Runtime by
 <a href="http://www.doxygen.org/index.html">
-<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.8 </small></address>
+<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.7 </small></address>
 </body>
 </html>



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