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<a href="apr__mmap_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Licensed to the Apache Software Foundation (ASF) under one or more</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * contributor license agreements. See the NOTICE file distributed with</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * this work for additional information regarding copyright ownership.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * (the "License"); you may not use this file except in compliance with</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * limitations under the License.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#ifndef APR_MMAP_H</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#define APR_MMAP_H</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"></span> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * @file apr_mmap.h</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * @brief APR MMAP routines</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="apr_8h.html">apr.h</a>"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="apr__errno_8h.html">apr_errno.h</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="apr__ring_8h.html">apr_ring.h</a>"</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="apr__file__io_8h.html">apr_file_io.h</a>"</span> <span class="comment">/* for apr_file_t */</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef BEOS</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <kernel/OS.h></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"></span> </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * @defgroup apr_mmap MMAP (Memory Map) Routines</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> * @ingroup APR </span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"></span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">/** MMap opened for reading */</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#gac231fdf15d2d29802e0abbc5d0cf25b8"> 46</a></span> <span class="preprocessor">#define APR_MMAP_READ 1</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">/** MMap opened for writing */</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#gac2eb7f697d8bf190e630b85f967c8273"> 48</a></span> <span class="preprocessor">#define APR_MMAP_WRITE 2</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"></span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/** @see apr_mmap_t */</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#ga766b01a3e1e0438d06dc88d76f826f80"> 51</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> <a class="code" href="structapr__mmap__t.html">apr_mmap_t</a>;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"></span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * @remark</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * As far as I can tell the only really sane way to store an MMAP is as a</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * void * and a length. BeOS requires this area_id, but that's just a little</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * something extra. I am exposing this type, because it doesn't make much</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * sense to keep it private, and opening it up makes some stuff easier in</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * Apache.</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> */</span><span class="comment"></span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/** The MMAP structure */</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="structapr__mmap__t.html"> 62</a></span> <span class="keyword">struct </span><a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> {<span class="comment"></span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> /** The pool the mmap structure was allocated out of. */</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="structapr__mmap__t.html#a42d01080278bbc9bad26728f9a71c492"> 64</a></span>  <a class="code" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *<a class="code" href="structapr__mmap__t.html#a42d01080278bbc9bad26728f9a71c492">cntxt</a>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#ifdef BEOS</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> /** An area ID. Only valid on BeOS */</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  area_id area;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#ifdef WIN32</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> /** The handle of the file mapping */</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  HANDLE mhandle;<span class="comment"></span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> /** The start of the real memory page area (mapped view) */</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">void</span> *mv;<span class="comment"></span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> /** The physical start, size and offset */</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  apr_off_t pstart;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  apr_size_t psize;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  apr_off_t poffset;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> /** The start of the memory mapped area */</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="structapr__mmap__t.html#abcc62d7e7c8187311e6619faf0d44f19"> 80</a></span>  <span class="keywordtype">void</span> *<a class="code" href="structapr__mmap__t.html#abcc62d7e7c8187311e6619faf0d44f19">mm</a>;<span class="comment"></span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> /** The amount of data in the mmap */</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="structapr__mmap__t.html#a274aea0906a4b674e1642ac9e81966c7"> 82</a></span>  apr_size_t <a class="code" href="structapr__mmap__t.html#a274aea0906a4b674e1642ac9e81966c7">size</a>;<span class="comment"></span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> /** ring of apr_mmap_t's that reference the same</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * mmap'ed region; acts in place of a reference count */</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="structapr__mmap__t.html#aeca30aed7539548d31b7c0115020af62">APR_RING_ENTRY</a>(<a class="code" href="structapr__mmap__t.html">apr_mmap_t</a>) link;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> };</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#if APR_HAS_MMAP || defined(DOXYGEN)</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"></span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment">/** @def APR_MMAP_THRESHOLD </span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * Files have to be at least this big before they're mmap()d. This is to deal</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * with systems where the expense of doing an mmap() and an munmap() outweighs</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * the benefit for small files. It shouldn't be set lower than 1.</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#ifdef MMAP_THRESHOLD</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"># define APR_MMAP_THRESHOLD MMAP_THRESHOLD</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"># ifdef SUNOS4</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"># define APR_MMAP_THRESHOLD (8*1024)</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"># else</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#ga19d1916e7b64bfb1a969648fe7b0846a"> 101</a></span> <span class="preprocessor"># define APR_MMAP_THRESHOLD 1</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"># endif </span><span class="comment">/* SUNOS4 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#endif </span><span class="comment">/* MMAP_THRESHOLD */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"></span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">/** @def APR_MMAP_LIMIT</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> * Maximum size of MMap region</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#ifdef MMAP_LIMIT</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor"># define APR_MMAP_LIMIT MMAP_LIMIT</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#ga548e49b3c9e8265ad8ccf70994f4fe25"> 111</a></span> <span class="preprocessor"># define APR_MMAP_LIMIT (4*1024*1024)</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#endif </span><span class="comment">/* MMAP_LIMIT */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"></span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">/** Can this file be MMaped */</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="group__apr__mmap.html#ga4f469432098e986567576fd4c4ce5adc"> 115</a></span> <span class="preprocessor">#define APR_MMAP_CANDIDATE(filelength) \</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor"> ((filelength >= APR_MMAP_THRESHOLD) && (filelength < APR_MMAP_LIMIT))</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">/* Function definitions */</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"></span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">/** </span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> * Create a new mmap'ed file out of an existing APR file.</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * @param newmmap The newly created mmap'ed file.</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> * @param file The file to turn into an mmap.</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> * @param offset The offset into the file to start the data pointer at.</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> * @param size The size of the file</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> * @param flag bit-wise or of:</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> * <PRE></span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> * APR_MMAP_READ MMap opened for reading</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> * APR_MMAP_WRITE MMap opened for writing</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> * </PRE></span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * @param cntxt The pool to use when creating the mmap.</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__mmap.html#gac6b103139be2e859741ec94cc6ad34cc">apr_mmap_create</a>(<a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> **newmmap, </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <a class="code" href="group__apr__file__io.html#gaa46e4763ac375ea3c7a43ba6f6099e22">apr_file_t</a> *file, apr_off_t offset,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  apr_size_t size, apr_int32_t flag,</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *cntxt);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"></span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> * Duplicate the specified MMAP.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * @param new_mmap The structure to duplicate into. </span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * @param old_mmap The mmap to duplicate.</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> * @param p The pool to use for new_mmap.</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> */</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__mmap.html#ga9fcdbf8090e924a4e8f2b301519bb4c8">apr_mmap_dup</a>(<a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> **new_mmap,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> *old_mmap,</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *p);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"></span> </div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> * Remove a mmap'ed.</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> * @param mm The mmap'ed file.</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__mmap.html#ga4b67a2d22a07707897cc1183a1682040">apr_mmap_delete</a>(<a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> *mm);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"></span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">/** </span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> * Move the pointer into the mmap'ed file to the specified offset.</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> * @param addr The pointer to the offset specified.</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> * @param mm The mmap'ed file.</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment"> * @param offset The offset to move to.</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__mmap.html#ga4c1d31bd9e911744bd5edb97e17210ec">apr_mmap_offset</a>(<span class="keywordtype">void</span> **addr, <a class="code" href="structapr__mmap__t.html">apr_mmap_t</a> *mm, </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  apr_off_t offset);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif </span><span class="comment">/* APR_HAS_MMAP */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"></span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">/** @} */</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  </div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#endif </span><span class="comment">/* ! APR_MMAP_H */</span><span class="preprocessor"></span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="astructapr__mmap__t_html_a42d01080278bbc9bad26728f9a71c492"><div class="ttname"><a href="structapr__mmap__t.html#a42d01080278bbc9bad26728f9a71c492">apr_mmap_t::cntxt</a></div><div class="ttdeci">apr_pool_t * cntxt</div><div class="ttdef"><b>Definition:</b> apr_mmap.h:64</div></div>
<div class="ttc" id="aapr__errno_8h_html"><div class="ttname"><a href="apr__errno_8h.html">apr_errno.h</a></div><div class="ttdoc">APR Error Codes.</div></div>
<div class="ttc" id="aapr__ring_8h_html"><div class="ttname"><a href="apr__ring_8h.html">apr_ring.h</a></div><div class="ttdoc">APR Rings.</div></div>
<div class="ttc" id="aapr_8h_html"><div class="ttname"><a href="apr_8h.html">apr.h</a></div><div class="ttdoc">APR Platform Definitions.</div></div>
<div class="ttc" id="agroup__apr__platform_html_gad7b91b811a172bfa802603c2fb688f98"><div class="ttname"><a href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a></div><div class="ttdeci">#define APR_DECLARE(type)</div><div class="ttdef"><b>Definition:</b> apr.h:480</div></div>
<div class="ttc" id="agroup__apr__file__io_html_gaa46e4763ac375ea3c7a43ba6f6099e22"><div class="ttname"><a href="group__apr__file__io.html#gaa46e4763ac375ea3c7a43ba6f6099e22">apr_file_t</a></div><div class="ttdeci">struct apr_file_t apr_file_t</div><div class="ttdef"><b>Definition:</b> apr_file_io.h:188</div></div>
<div class="ttc" id="agroup__apr__mmap_html_ga9fcdbf8090e924a4e8f2b301519bb4c8"><div class="ttname"><a href="group__apr__mmap.html#ga9fcdbf8090e924a4e8f2b301519bb4c8">apr_mmap_dup</a></div><div class="ttdeci">apr_status_t apr_mmap_dup(apr_mmap_t **new_mmap, apr_mmap_t *old_mmap, apr_pool_t *p)</div></div>
<div class="ttc" id="astructapr__mmap__t_html"><div class="ttname"><a href="structapr__mmap__t.html">apr_mmap_t</a></div><div class="ttdef"><b>Definition:</b> apr_mmap.h:62</div></div>
<div class="ttc" id="aapr__file__io_8h_html"><div class="ttname"><a href="apr__file__io_8h.html">apr_file_io.h</a></div><div class="ttdoc">APR File I/O Handling.</div></div>
<div class="ttc" id="astructapr__mmap__t_html_aeca30aed7539548d31b7c0115020af62"><div class="ttname"><a href="structapr__mmap__t.html#aeca30aed7539548d31b7c0115020af62">apr_mmap_t::APR_RING_ENTRY</a></div><div class="ttdeci">APR_RING_ENTRY(apr_mmap_t) link</div></div>
<div class="ttc" id="agroup__apr__errno_html_gaf76ee4543247e9fb3f3546203e590a6c"><div class="ttname"><a href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a></div><div class="ttdeci">int apr_status_t</div><div class="ttdef"><b>Definition:</b> apr_errno.h:44</div></div>
<div class="ttc" id="agroup__apr__mmap_html_ga4b67a2d22a07707897cc1183a1682040"><div class="ttname"><a href="group__apr__mmap.html#ga4b67a2d22a07707897cc1183a1682040">apr_mmap_delete</a></div><div class="ttdeci">apr_status_t apr_mmap_delete(apr_mmap_t *mm)</div></div>
<div class="ttc" id="aapr__pools_8h_html"><div class="ttname"><a href="apr__pools_8h.html">apr_pools.h</a></div><div class="ttdoc">APR memory allocation.</div></div>
<div class="ttc" id="astructapr__mmap__t_html_abcc62d7e7c8187311e6619faf0d44f19"><div class="ttname"><a href="structapr__mmap__t.html#abcc62d7e7c8187311e6619faf0d44f19">apr_mmap_t::mm</a></div><div class="ttdeci">void * mm</div><div class="ttdef"><b>Definition:</b> apr_mmap.h:80</div></div>
<div class="ttc" id="astructapr__mmap__t_html_a274aea0906a4b674e1642ac9e81966c7"><div class="ttname"><a href="structapr__mmap__t.html#a274aea0906a4b674e1642ac9e81966c7">apr_mmap_t::size</a></div><div class="ttdeci">apr_size_t size</div><div class="ttdef"><b>Definition:</b> apr_mmap.h:82</div></div>
<div class="ttc" id="agroup__apr__mmap_html_gac6b103139be2e859741ec94cc6ad34cc"><div class="ttname"><a href="group__apr__mmap.html#gac6b103139be2e859741ec94cc6ad34cc">apr_mmap_create</a></div><div class="ttdeci">apr_status_t apr_mmap_create(apr_mmap_t **newmmap, apr_file_t *file, apr_off_t offset, apr_size_t size, apr_int32_t flag, apr_pool_t *cntxt)</div></div>
<div class="ttc" id="agroup__apr__mmap_html_ga4c1d31bd9e911744bd5edb97e17210ec"><div class="ttname"><a href="group__apr__mmap.html#ga4c1d31bd9e911744bd5edb97e17210ec">apr_mmap_offset</a></div><div class="ttdeci">apr_status_t apr_mmap_offset(void **addr, apr_mmap_t *mm, apr_off_t offset)</div></div>
<div class="ttc" id="agroup__apr__pools_html_gaf137f28edcf9a086cd6bc36c20d7cdfb"><div class="ttname"><a href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a></div><div class="ttdeci">struct apr_pool_t apr_pool_t</div><div class="ttdef"><b>Definition:</b> apr_pools.h:60</div></div>
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