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<div class="title">fat_filelib.c</div> </div>
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<a href="fat__filelib_8c.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">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// FAT16/32 File IO Library</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// V2.6</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// Ultra-Embedded.com</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// Copyright 2003 - 2012</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">// Email: admin@ultra-embedded.com</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">// License: GPL</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// If you would like a version with a more permissive license for use in</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// closed source commercial applications please contact me for details.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">//</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// This file is part of FAT File IO Library.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">//</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// FAT File IO Library is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// (at your option) any later version.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">//</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// FAT File IO Library is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// GNU General Public License for more details.</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">//</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// along with FAT File IO Library; if not, write to the Free Software</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">//#include <stdlib.h></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <<a class="code" href="string_8h.html">string.h</a>></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="fat__defs_8h.html">fat_defs.h</a>"</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="fat__access_8h.html">fat_access.h</a>"</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="fat__table_8h.html">fat_table.h</a>"</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="fat__write_8h.html">fat_write.h</a>"</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "<a class="code" href="fat__misc_8h.html">fat_misc.h</a>"</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="fat__string_8h.html">fat_string.h</a>"</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="fat__filelib_8h.html">fat_filelib.h</a>"</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="fat__cache_8h.html">fat_cache.h</a>"</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</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">// Locals</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">static</span> <a class="code" href="structsFL__FILE.html">FL_FILE</a> _files[<a class="code" href="fat__opts_8h.html#afa06a8fa57091187d821deea2ffe93b9">FATFS_MAX_OPEN_FILES</a>];</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">static</span> <span class="keywordtype">int</span> _filelib_init = 0;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">static</span> <span class="keywordtype">int</span> _filelib_valid = 0;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfatfs.html">fatfs</a> _fs;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfat__list.html">fat_list</a> _open_file_list;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfat__list.html">fat_list</a> _free_file_list;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</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">// Macros</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// Macro for checking if file lib is initialised</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252"> 58</a></span> <span class="preprocessor">#define CHECK_FL_INIT() { if (_filelib_init==0) fl_init(); }</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d"> 60</a></span> <span class="preprocessor">#define FL_LOCK(a) do { if ((a)->fl_lock) (a)->fl_lock(); } while (0)</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a"> 61</a></span> <span class="preprocessor">#define FL_UNLOCK(a) do { if ((a)->fl_unlock) (a)->fl_unlock(); } while (0)</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// Local Functions</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">static</span> <span class="keywordtype">void</span> _fl_init();</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// _allocate_file: Find a slot in the open files buffer for a new file</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">static</span> <a class="code" href="structsFL__FILE.html">FL_FILE</a>* _allocate_file(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">// Allocate free file</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">struct </span><a class="code" href="structfat__node.html">fat_node</a> *node = fat_list_pop_head(&_free_file_list);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// Add to open list</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (node)</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  fat_list_insert_last(&_open_file_list, node);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> <a class="code" href="fat__list_8h.html#aab53a0527ed2fb648a6adc61e791fe62">fat_list_entry</a>(node, <a class="code" href="structsFL__FILE.html">FL_FILE</a>, list_node);</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment">// _check_file_open: Returns true if the file is already open</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">static</span> <span class="keywordtype">int</span> _check_file_open(<a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">struct </span><a class="code" href="structfat__node.html">fat_node</a> *node;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// Compare open files</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="fat__list_8h.html#ae758b8b3afc33eb7dc35c7c0cf2e768b">fat_list_for_each</a>(&_open_file_list, node)</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *openFile = <a class="code" href="fat__list_8h.html#aab53a0527ed2fb648a6adc61e791fe62">fat_list_entry</a>(node, <a class="code" href="structsFL__FILE.html">FL_FILE</a>, list_node);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// If not the current file</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (openFile != <a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Compare path and name</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> ((<a class="code" href="fat__string_8c.html#a88289160199a24ccb76d819a07c47921">fatfs_compare_names</a>(openFile-><a class="code" href="structsFL__FILE.html#ac711b022c3ad32744cf964bd27f6359c">path</a>, <a class="code" href="structfile.html">file</a>->path)) && (<a class="code" href="fat__string_8c.html#a88289160199a24ccb76d819a07c47921">fatfs_compare_names</a>(openFile-><a class="code" href="structsFL__FILE.html#a555306a9493ae9b64a236bbeb43436cf">filename</a>, <a class="code" href="structfile.html">file</a>->filename)))</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// _free_file: Free open file handle</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">static</span> <span class="keywordtype">void</span> _free_file(<a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Remove from open list</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  fat_list_remove(&_open_file_list, &<a class="code" href="structfile.html">file</a>->list_node);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// Add to free list</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  fat_list_insert_last(&_free_file_list, &<a class="code" href="structfile.html">file</a>->list_node);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// Low Level</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// _open_directory: Cycle through path string to find the start cluster</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// address of the highest subdir.</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="keyword">static</span> <span class="keywordtype">int</span> _open_directory(<span class="keywordtype">char</span> *path, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> *pathCluster) {</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">int</span> levels;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">int</span> sublevel;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">char</span> currentfolder[<a class="code" href="fat__opts_8h.html#a0512aa1c7fba93172e1ff275e5046dd4">FATFS_MAX_LONG_FILENAME</a>];</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">struct </span><a class="code" href="structfat__dir__entry.html">fat_dir_entry</a> sfEntry;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> startcluster;</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// Set starting cluster to root cluster</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  startcluster = <a class="code" href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a>(&_fs);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// Find number of levels</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  levels = <a class="code" href="fat__string_8c.html#aa3ef1d2590f2284ef1f983d6f7b2ad29">fatfs_total_path_levels</a>(path);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// Cycle through each level and get the start sector</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">for</span> (sublevel = 0; sublevel < (levels + 1); sublevel++) {</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__string_8c.html#af78d4ac644689020e4a75fc7fb2bc8fb">fatfs_get_substring</a>(path, sublevel, currentfolder, <span class="keyword">sizeof</span>(currentfolder)) == -1)</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">// Find clusteraddress for folder (currentfolder)</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a0585d01a38409645830c9e7f57a4bf1b">fatfs_get_file_entry</a>(&_fs, startcluster, currentfolder, &sfEntry)) {</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// Check entry is folder</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__misc_8c.html#adca70c7e5b6a384a99baf9e1ecb9d1a8">fatfs_entry_is_dir</a>(&sfEntry))</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  startcluster = ((<a class="code" href="fat__types_8h.html#abbb9c5db3bb96b1398c9b011870c335b">FAT_HTONS</a>((<a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> )sfEntry.FstClusHI)) << 16) + <a class="code" href="fat__types_8h.html#abbb9c5db3bb96b1398c9b011870c335b">FAT_HTONS</a>(sfEntry.FstClusLO);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  *pathCluster = startcluster;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> }</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">// _create_directory: Cycle through path string and create the end directory</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">static</span> <span class="keywordtype">int</span> _create_directory(<span class="keywordtype">char</span> *path) {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">struct </span><a class="code" href="structfat__dir__entry.html">fat_dir_entry</a> sfEntry;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">char</span> shortFilename[<a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>];</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">int</span> tailNum = 0;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// Allocate a new file handle</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="structfile.html">file</a> = _allocate_file();</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> 0;</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="comment">// Clear filename</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->path, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path));</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->filename, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename));</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// Split full path into filename and directory path</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__string_8c.html#a556702f8d10b5cadd5598170d41425b8">fatfs_split_path</a>((<span class="keywordtype">char</span>*) path, <a class="code" href="structfile.html">file</a>->path, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path), <a class="code" href="structfile.html">file</a>->filename, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename)) == -1) {</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// Check if file already open</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (_check_file_open(<a class="code" href="structfile.html">file</a>)) {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// If file is in the root dir</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->path[0] == 0)</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="structfile.html">file</a>->parentcluster = <a class="code" href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a>(&_fs);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// Find parent directory start cluster</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">if</span> (!_open_directory(<a class="code" href="structfile.html">file</a>->path, &<a class="code" href="structfile.html">file</a>->parentcluster)) {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// Check if same filename exists in directory</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a0585d01a38409645830c9e7f57a4bf1b">fatfs_get_file_entry</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, <a class="code" href="structfile.html">file</a>->filename, &sfEntry) == 1) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  </div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="structfile.html">file</a>->startcluster = 0;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Create the file space for the folder (at least one clusters worth!)</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__write_8c.html#a68d609a89800a61f700b18500a56d30a">fatfs_allocate_free_space</a>(&_fs, 1, &<a class="code" href="structfile.html">file</a>->startcluster, 1)) {</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// Erase new directory cluster</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->file_data_sector, 0x00, <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">for</span> (i = 0; i < _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>; i++) {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__access_8c.html#aba0dfdb700ff90e17883a8fea582f491">fatfs_write_sector</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster, i, <a class="code" href="structfile.html">file</a>->file_data_sector)) {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor">#if FATFS_INC_LFN_SUPPORT</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// Generate a short filename & tail</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  tailNum = 0;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// Create a standard short filename (without tail)</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <a class="code" href="fat__misc_8c.html#a25a4d4a522ffdb06b4fab094d05b1763">fatfs_lfn_create_sfn</a>(shortFilename, <a class="code" href="structfile.html">file</a>->filename);</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// If second hit or more, generate a ~n tail</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span> (tailNum != 0)</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="fat__misc_8c.html#a140f2ac336bea9e8c945b6357fc65083">fatfs_lfn_generate_tail</a>((<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, tailNum);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Try with no tail if first entry</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(<a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, <a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// Check if entry exists already or not</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a8bdad35bc1dd908eda5d02f47a8d73d4">fatfs_sfn_exists</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename) == 0)</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  tailNum++;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  } <span class="keywordflow">while</span> (tailNum < 9999);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// We reached the max number of duplicate short file names (unlikely!)</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">if</span> (tailNum == 9999) {</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  }</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// Create a standard short filename (without tail)</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__misc_8c.html#a25a4d4a522ffdb06b4fab094d05b1763">fatfs_lfn_create_sfn</a>(shortFilename, <a class="code" href="structfile.html">file</a>->filename))</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  {</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// Copy to SFN space</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(<a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, <a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>);</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// Check if entry exists already</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a8bdad35bc1dd908eda5d02f47a8d73d4">fatfs_sfn_exists</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*)<a class="code" href="structfile.html">file</a>->shortfilename))</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  {</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  </div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  }</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// Add file to disk</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__write_8c.html#a1d762d2afde765d8848e7eaff4dd2fb1">fatfs_add_file_entry</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->filename, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename, <a class="code" href="structfile.html">file</a>->startcluster, 0, 1)) {</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  </div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// General</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="structfile.html">file</a>->filelength = 0;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="structfile.html">file</a>->bytenum = 0;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 0;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  </div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">// Quick lookup for next link in the chain</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx = 0xFFFFFFFF;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster = 0xFFFFFFFF;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <a class="code" href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a>(&_fs);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> }</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">// _open_file: Open a file for reading</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">static</span> <a class="code" href="structsFL__FILE.html">FL_FILE</a>* _open_file(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) {</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keyword">struct </span><a class="code" href="structfat__dir__entry.html">fat_dir_entry</a> sfEntry;</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  </div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="comment">// Allocate a new file handle</span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="structfile.html">file</a> = _allocate_file();</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Clear filename</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->path, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path));</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->filename, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename));</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  </div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// Split full path into filename and directory path</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__string_8c.html#a556702f8d10b5cadd5598170d41425b8">fatfs_split_path</a>((<span class="keywordtype">char</span>*) path, <a class="code" href="structfile.html">file</a>->path, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path), <a class="code" href="structfile.html">file</a>->filename, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename)) == -1) {</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">// Check if file already open</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">if</span> (_check_file_open(<a class="code" href="structfile.html">file</a>)) {</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// If file is in the root dir</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->path[0] == 0)</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="structfile.html">file</a>->parentcluster = <a class="code" href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a>(&_fs);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// Find parent directory start cluster</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">if</span> (!_open_directory(<a class="code" href="structfile.html">file</a>->path, &<a class="code" href="structfile.html">file</a>->parentcluster)) {</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  }</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">// Using dir cluster address search for filename</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a0585d01a38409645830c9e7f57a4bf1b">fatfs_get_file_entry</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, <a class="code" href="structfile.html">file</a>->filename, &sfEntry)) {</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// Make sure entry is file not dir!</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__misc_8c.html#a11542caa285662d2b04f9d504f8f9e87">fatfs_entry_is_file</a>(&sfEntry)) {</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// Initialise file details</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(<a class="code" href="structfile.html">file</a>->shortfilename, sfEntry.Name, <a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>);</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <a class="code" href="structfile.html">file</a>->filelength = <a class="code" href="fat__types_8h.html#a79f47acd161cf6d4943a43745c179a6e">FAT_HTONL</a>(sfEntry.FileSize);</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <a class="code" href="structfile.html">file</a>->bytenum = 0;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="structfile.html">file</a>->startcluster = ((<a class="code" href="fat__types_8h.html#abbb9c5db3bb96b1398c9b011870c335b">FAT_HTONS</a>((<a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> )sfEntry.FstClusHI)) << 16) + <a class="code" href="fat__types_8h.html#abbb9c5db3bb96b1398c9b011870c335b">FAT_HTONS</a>(sfEntry.FstClusLO);</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 0;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// Quick lookup for next link in the chain</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx = 0xFFFFFFFF;</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster = 0xFFFFFFFF;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="fat__cache_8c.html#a205d74e989d0e076b031ea2990370c4d">fatfs_cache_init</a>(&_fs, <a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  </div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a>(&_fs);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  </div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordflow">return</span> <a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  }</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment">// _create_file: Create a new file</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="keyword">static</span> <a class="code" href="structsFL__FILE.html">FL_FILE</a>* _create_file(<span class="keyword">const</span> <span class="keywordtype">char</span> *filename) {</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keyword">struct </span><a class="code" href="structfat__dir__entry.html">fat_dir_entry</a> sfEntry;</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">char</span> shortFilename[<a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>];</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordtype">int</span> tailNum = 0;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="comment">// No write access?</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">if</span> (!_fs.<a class="code" href="structfatfs.html#abe586c938c51e38d3d1c247e42a7bca9">disk_io</a>.<a class="code" href="structdisk__if.html#a94687066cd6e4df9e905358b73c67603">write_media</a>)</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  </div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="comment">// Allocate a new file handle</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="structfile.html">file</a> = _allocate_file();</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="comment">// Clear filename</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->path, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path));</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->filename, <span class="charliteral">'\0'</span>, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename));</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  </div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// Split full path into filename and directory path</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__string_8c.html#a556702f8d10b5cadd5598170d41425b8">fatfs_split_path</a>((<span class="keywordtype">char</span>*) filename, <a class="code" href="structfile.html">file</a>->path, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->path), <a class="code" href="structfile.html">file</a>->filename, <span class="keyword">sizeof</span>(<a class="code" href="structfile.html">file</a>->filename)) == -1) {</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  </div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="comment">// Check if file already open</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">if</span> (_check_file_open(<a class="code" href="structfile.html">file</a>)) {</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  </div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// If file is in the root dir</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->path[0] == 0)</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <a class="code" href="structfile.html">file</a>->parentcluster = <a class="code" href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a>(&_fs);</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">// Find parent directory start cluster</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">if</span> (!_open_directory(<a class="code" href="structfile.html">file</a>->path, &<a class="code" href="structfile.html">file</a>->parentcluster)) {</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  }</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  </div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="comment">// Check if same filename exists in directory</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a0585d01a38409645830c9e7f57a4bf1b">fatfs_get_file_entry</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, <a class="code" href="structfile.html">file</a>->filename, &sfEntry) == 1) {</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  }</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  </div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <a class="code" href="structfile.html">file</a>->startcluster = 0;</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  </div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">// Create the file space for the file (at least one clusters worth!)</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__write_8c.html#a68d609a89800a61f700b18500a56d30a">fatfs_allocate_free_space</a>(&_fs, 1, &<a class="code" href="structfile.html">file</a>->startcluster, 1)) {</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  }</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  </div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="preprocessor">#if FATFS_INC_LFN_SUPPORT</span></div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="comment">// Generate a short filename & tail</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  tailNum = 0;</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="comment">// Create a standard short filename (without tail)</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <a class="code" href="fat__misc_8c.html#a25a4d4a522ffdb06b4fab094d05b1763">fatfs_lfn_create_sfn</a>(shortFilename, <a class="code" href="structfile.html">file</a>->filename);</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  </div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="comment">// If second hit or more, generate a ~n tail</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">if</span> (tailNum != 0)</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <a class="code" href="fat__misc_8c.html#a140f2ac336bea9e8c945b6357fc65083">fatfs_lfn_generate_tail</a>((<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, tailNum);</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">// Try with no tail if first entry</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(<a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, <a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>);</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  </div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="comment">// Check if entry exists already or not</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a8bdad35bc1dd908eda5d02f47a8d73d4">fatfs_sfn_exists</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename) == 0)</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  tailNum++;</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  } <span class="keywordflow">while</span> (tailNum < 9999);</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  </div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">// We reached the max number of duplicate short file names (unlikely!)</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">if</span> (tailNum == 9999) {</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  </div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  }</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="comment">// Create a standard short filename (without tail)</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__misc_8c.html#a25a4d4a522ffdb06b4fab094d05b1763">fatfs_lfn_create_sfn</a>(shortFilename, <a class="code" href="structfile.html">file</a>->filename))</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  {</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  </div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  </div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="comment">// Copy to SFN space</span></div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>(<a class="code" href="structfile.html">file</a>->shortfilename, shortFilename, <a class="code" href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a>);</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  </div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="comment">// Check if entry exists already</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a8bdad35bc1dd908eda5d02f47a8d73d4">fatfs_sfn_exists</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*)<a class="code" href="structfile.html">file</a>->shortfilename))</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  {</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  }</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  </div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="comment">// Add file to disk</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__write_8c.html#a1d762d2afde765d8848e7eaff4dd2fb1">fatfs_add_file_entry</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->filename, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename, <a class="code" href="structfile.html">file</a>->startcluster, 0, 0)) {</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster);</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  </div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="comment">// General</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <a class="code" href="structfile.html">file</a>->filelength = 0;</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="structfile.html">file</a>->bytenum = 0;</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 0;</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  </div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// Quick lookup for next link in the chain</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx = 0xFFFFFFFF;</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster = 0xFFFFFFFF;</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  </div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <a class="code" href="fat__cache_8c.html#a205d74e989d0e076b031ea2990370c4d">fatfs_cache_init</a>(&_fs, <a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  </div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <a class="code" href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a>(&_fs);</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  </div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keywordflow">return</span> <a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> }</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> <span class="comment">// _read_sectors: Read sector(s) from disk to file</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="keyword">static</span> <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> _read_sectors(<a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a>, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> offset, <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> *<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> count) {</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> Sector = 0;</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> ClusterIdx = 0;</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> Cluster = 0;</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> i;</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> lba;</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  </div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="comment">// Find cluster index within file & sector with cluster</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  ClusterIdx = offset / _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>;</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  Sector = offset - (ClusterIdx * _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>);</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  </div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="comment">// Limit number of sectors read to the number remaining in this cluster</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keywordflow">if</span> ((Sector + count) > _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>)</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  count = _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a> - Sector;</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  </div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="comment">// Quick lookup for next link in the chain</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  if (ClusterIdx == <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx)</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  Cluster = <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster;</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="comment">// Else walk the chain</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="comment">// Starting from last recorded cluster?</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="keywordflow">if</span> (ClusterIdx && ClusterIdx == <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx + 1) {</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  i = <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx;</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  Cluster = <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster;</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  }</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="comment">// Start searching from the beginning..</span></div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="comment">// Set start of cluster chain to initial value</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  i = 0;</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  Cluster = <a class="code" href="structfile.html">file</a>->startcluster;</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  }</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  </div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="comment">// Follow chain to find cluster to read</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">for</span> (; i < ClusterIdx; i++) {</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> nextCluster;</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  </div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="comment">// Does the entry exist in the cache?</span></div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__cache_8c.html#afe54582a1aa9848bd2cb4724e1baf6bc">fatfs_cache_get_next_cluster</a>(&_fs, <a class="code" href="structfile.html">file</a>, i, &nextCluster)) {</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="comment">// Scan file linked list to find next entry</span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  nextCluster = <a class="code" href="fat__table_8c.html#af6297d64179e09d929493451ab68d6e6">fatfs_find_next_cluster</a>(&_fs, Cluster);</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  </div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="comment">// Push entry into cache</span></div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <a class="code" href="fat__cache_8c.html#ac21308cd551be1d3bafd1dc9e3690e5a">fatfs_cache_set_next_cluster</a>(&_fs, <a class="code" href="structfile.html">file</a>, i, nextCluster);</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  }</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  </div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  Cluster = nextCluster;</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  }</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  </div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="comment">// Record current cluster lookup details (if valid)</span></div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">if</span> (Cluster != <a class="code" href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a>) {</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster = Cluster;</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx = ClusterIdx;</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  }</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  }</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  </div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="comment">// If end of cluster chain then return false</span></div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keywordflow">if</span> (Cluster == <a class="code" href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a>)</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  </div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="comment">// Calculate sector address</span></div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  lba = <a class="code" href="fat__access_8c.html#adda5a5dde3548cd09943efcbe5534c62">fatfs_lba_of_cluster</a>(&_fs, Cluster) + Sector;</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  </div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="comment">// Read sector of file</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#ac227af7896c2e9ef03e27a73c52630e6">fatfs_sector_read</a>(&_fs, lba, <a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>, count))</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">return</span> count;</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> }</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  </div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span> <span class="comment">// External API</span></div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  </div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> <span class="comment">// fl_init: Initialise library</span></div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00584"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ac4154a1278a172ab8e6427eb64161179"> 584</a></span> <span class="keywordtype">void</span> <a class="code" href="fat__filelib_8c.html#ac4154a1278a172ab8e6427eb64161179">fl_init</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  </div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  fat_list_init(&_free_file_list);</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  fat_list_init(&_open_file_list);</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  </div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="comment">// Add all file objects to free list</span></div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="fat__opts_8h.html#afa06a8fa57091187d821deea2ffe93b9">FATFS_MAX_OPEN_FILES</a>; i++)</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  fat_list_insert_last(&_free_file_list, &_files[i].list_node);</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  </div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  _filelib_init = 1;</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> }</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> <span class="comment">// fl_attach_locks:</span></div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00599"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a71ff2c6cb4d49c94ee51db25be152b1d"> 599</a></span> <span class="keywordtype">void</span> <a class="code" href="fat__filelib_8c.html#a71ff2c6cb4d49c94ee51db25be152b1d">fl_attach_locks</a>(<span class="keywordtype">void</span> (*lock)(<span class="keywordtype">void</span>), <span class="keywordtype">void</span> (*unlock)(<span class="keywordtype">void</span>)) {</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  _fs.<a class="code" href="structfatfs.html#adec2afe1c9ec96ec4e595c98ea11eb6a">fl_lock</a> = lock;</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  _fs.<a class="code" href="structfatfs.html#a73121a64303db75481e1fbd5a58b17d0">fl_unlock</a> = unlock;</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span> }</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> <span class="comment">// fl_attach_media:</span></div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00606"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#af9d46bc71dd1953eb78c99d6615ade92"> 606</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#af9d46bc71dd1953eb78c99d6615ade92">fl_attach_media</a>(<a class="code" href="fat__access_8h.html#aaf031f5384342c34f5a446c5dd5b5ed3">fn_diskio_read</a> rd, <a class="code" href="fat__access_8h.html#a8532f8239b515a20628a74e37d5a598e">fn_diskio_write</a> wr) {</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordtype">int</span> res;</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  </div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  </div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  _fs.<a class="code" href="structfatfs.html#abe586c938c51e38d3d1c247e42a7bca9">disk_io</a>.<a class="code" href="structdisk__if.html#a70c0bb1beb23681d5dd78fb40f78454b">read_media</a> = rd;</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  _fs.<a class="code" href="structfatfs.html#abe586c938c51e38d3d1c247e42a7bca9">disk_io</a>.<a class="code" href="structdisk__if.html#a94687066cd6e4df9e905358b73c67603">write_media</a> = wr;</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  </div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="comment">// Initialise FAT parameters</span></div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">if</span> ((res = <a class="code" href="fat__access_8c.html#a79896ebc01463ec2121874995ea7d922">fatfs_init</a>(&_fs)) != <a class="code" href="fat__access_8h.html#ae6aa6129ce17d5e7286e043c850e23c2">FAT_INIT_OK</a>) {</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <a class="code" href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a>((<span class="stringliteral">"FAT_FS: Error could not load FAT details (%d)!\r\n"</span>, res));</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  }</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  </div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  _filelib_valid = 1;</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">return</span> <a class="code" href="fat__access_8h.html#ae6aa6129ce17d5e7286e043c850e23c2">FAT_INIT_OK</a>;</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> }</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> <span class="comment">// fl_shutdown: Call before shutting down system</span></div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00627"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a9e4ba72f7c41f41f4a31ca5d46de3f5d"> 627</a></span> <span class="keywordtype">void</span> <a class="code" href="fat__filelib_8c.html#a9e4ba72f7c41f41f4a31ca5d46de3f5d">fl_shutdown</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  </div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <a class="code" href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a>(&_fs);</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> }</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span> <span class="comment">// fopen: Open or Create a file for reading or writing</span></div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00638"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a475709f0a4f7ea3ab61799081ab4dd29"> 638</a></span> <span class="keywordtype">void</span>* <a class="code" href="fat__filelib_8c.html#a800a79c9fb283c5f5199e08b1f2ada38">fl_fopen</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *mode) {</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> flags = 0;</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  </div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="keywordflow">if</span> (!_filelib_valid)</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  </div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">if</span> (!path || !mode)</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordflow">return</span> <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  </div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="comment">// Supported Modes:</span></div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="comment">// "r" Open a file for reading.</span></div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="comment">// The file must exist.</span></div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="comment">// "w" Create an empty file for writing.</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="comment">// If a file with the same name already exists its content is erased and the file is treated as a new empty file.</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="comment">// "a" Append to a file.</span></div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  <span class="comment">// Writing operations append data at the end of the file.</span></div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="comment">// The file is created if it does not exist.</span></div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="comment">// "r+" Open a file for update both reading and writing.</span></div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="comment">// The file must exist.</span></div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="comment">// "w+" Create an empty file for both reading and writing.</span></div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="comment">// If a file with the same name already exists its content is erased and the file is treated as a new empty file.</span></div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <span class="comment">// "a+" Open a file for reading and appending.</span></div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="comment">// All writing operations are performed at the end of the file, protecting the previous content to be overwritten.</span></div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  <span class="comment">// You can reposition (fseek, rewind) the internal pointer to anywhere in the file for reading, but writing operations</span></div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="comment">// will move it back to the end of file.</span></div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="comment">// The file is created if it does not exist.</span></div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  </div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">for</span> (i = 0; i < (int) <a class="code" href="lib_8h.html#ae6c8de953239811a34eeeab09458e55e">strlen</a>(mode); i++) {</div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">switch</span> (mode[i]) {</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordflow">case</span> <span class="charliteral">'r'</span>:</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">case</span> <span class="charliteral">'R'</span>:</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  flags |= <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>;</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">case</span> <span class="charliteral">'w'</span>:</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordflow">case</span> <span class="charliteral">'W'</span>:</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  flags |= <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>;</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  flags |= <a class="code" href="fat__filelib_8h.html#aea0d6d2bf8dc1ad57d506222cd4c1341">FILE_ERASE</a>;</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  flags |= <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>;</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keywordflow">case</span> <span class="charliteral">'a'</span>:</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">case</span> <span class="charliteral">'A'</span>:</div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  flags |= <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>;</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  flags |= <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>;</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  flags |= <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>;</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordflow">case</span> <span class="charliteral">'+'</span>:</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="keywordflow">if</span> (flags & <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>)</div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  flags |= <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>;</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (flags & <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>) {</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  flags |= <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>;</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  flags |= <a class="code" href="fat__filelib_8h.html#aea0d6d2bf8dc1ad57d506222cd4c1341">FILE_ERASE</a>;</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  flags |= <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>;</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  }</div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (flags & <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>) {</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  flags |= <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>;</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  flags |= <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>;</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  flags |= <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>;</div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  flags |= <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>;</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  }</div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordflow">case</span> <span class="charliteral">'b'</span>:</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keywordflow">case</span> <span class="charliteral">'B'</span>:</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  flags |= <a class="code" href="fat__filelib_8h.html#a9d3d138c1de23ac8dcb6b1a80730d649">FILE_BINARY</a>;</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  }</div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  }</div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  </div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <a class="code" href="structfile.html">file</a> = <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  </div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT == 0</span></div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="comment">// No write support!</span></div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  flags &= ~(<a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a> | <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a> | <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>);</div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  </div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="comment">// No write access - remove write/modify flags</span></div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keywordflow">if</span> (!_fs.<a class="code" href="structfatfs.html#abe586c938c51e38d3d1c247e42a7bca9">disk_io</a>.<a class="code" href="structdisk__if.html#a94687066cd6e4df9e905358b73c67603">write_media</a>)</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  flags &= ~(<a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a> | <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a> | <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>);</div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  </div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  </div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <span class="comment">// Read</span></div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">if</span> (flags & <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>) {</div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <a class="code" href="structfile.html">file</a> = _open_file(path);</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  }</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  </div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="comment">// Create New</span></div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a> && (flags & <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>))</div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <a class="code" href="structfile.html">file</a> = _create_file(path);</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  </div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="comment">// Write Existing (and not open due to read or create)</span></div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <span class="keywordflow">if</span> (!(flags & <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>))</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordflow">if</span> ((flags & <a class="code" href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a>) && !<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keywordflow">if</span> (flags & (<a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a> | <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>))</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <a class="code" href="structfile.html">file</a> = _open_file(path);</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  </div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <a class="code" href="structfile.html">file</a>->flags = flags;</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  </div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keywordflow">return</span> <a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span> }</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> <span class="comment">// _write_sectors: Write sector(s) to disk</span></div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> <span class="keyword">static</span> <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> _write_sectors(<a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a>, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> offset, <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> *<a class="code" href="structbuf.html">buf</a>, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> count) {</div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> SectorNumber = 0;</div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> ClusterIdx = 0;</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> Cluster = 0;</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> LastCluster = <a class="code" href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a>;</div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> i;</div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> lba;</div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> TotalWriteCount = count;</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  </div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="comment">// Find values for Cluster index & sector within cluster</span></div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  ClusterIdx = offset / _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>;</div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  SectorNumber = offset - (ClusterIdx * _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>);</div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  </div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="comment">// Limit number of sectors written to the number remaining in this cluster</span></div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keywordflow">if</span> ((SectorNumber + count) > _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>)</div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  count = _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a> - SectorNumber;</div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  </div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="comment">// Quick lookup for next link in the chain</span></div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  if (ClusterIdx == <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx)</div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  Cluster = <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster;</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="comment">// Else walk the chain</span></div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="comment">// Starting from last recorded cluster?</span></div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  <span class="keywordflow">if</span> (ClusterIdx && ClusterIdx == <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx + 1) {</div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  i = <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx;</div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  Cluster = <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster;</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  }</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="comment">// Start searching from the beginning..</span></div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="comment">// Set start of cluster chain to initial value</span></div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  i = 0;</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  Cluster = <a class="code" href="structfile.html">file</a>->startcluster;</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  }</div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  </div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="comment">// Follow chain to find cluster to read</span></div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="keywordflow">for</span> (; i < ClusterIdx; i++) {</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> nextCluster;</div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  </div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="comment">// Does the entry exist in the cache?</span></div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__cache_8c.html#afe54582a1aa9848bd2cb4724e1baf6bc">fatfs_cache_get_next_cluster</a>(&_fs, <a class="code" href="structfile.html">file</a>, i, &nextCluster)) {</div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="comment">// Scan file linked list to find next entry</span></div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  nextCluster = <a class="code" href="fat__table_8c.html#af6297d64179e09d929493451ab68d6e6">fatfs_find_next_cluster</a>(&_fs, Cluster);</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  </div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <span class="comment">// Push entry into cache</span></div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  <a class="code" href="fat__cache_8c.html#ac21308cd551be1d3bafd1dc9e3690e5a">fatfs_cache_set_next_cluster</a>(&_fs, <a class="code" href="structfile.html">file</a>, i, nextCluster);</div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  }</div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  </div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  LastCluster = Cluster;</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  Cluster = nextCluster;</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  </div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="comment">// Dont keep following a dead end</span></div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">if</span> (Cluster == <a class="code" href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a>)</div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  }</div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  </div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="comment">// If we have reached the end of the chain, allocate more!</span></div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keywordflow">if</span> (Cluster == <a class="code" href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a>) {</div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="comment">// Add some more cluster(s) to the last good cluster chain</span></div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <span class="keywordflow">if</span> (!<a class="code" href="fat__write_8c.html#ae8950d150955379c297d1ac53583f8e0">fatfs_add_free_space</a>(&_fs, &LastCluster, (TotalWriteCount + _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a> - 1) / _fs.<a class="code" href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">sectors_per_cluster</a>))</div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  </div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  Cluster = LastCluster;</div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  }</div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  </div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="comment">// Record current cluster lookup details</span></div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.CurrentCluster = Cluster;</div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <a class="code" href="structfile.html">file</a>->last_fat_lookup.ClusterIdx = ClusterIdx;</div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  }</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  </div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="comment">// Calculate write address</span></div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  lba = <a class="code" href="fat__access_8c.html#adda5a5dde3548cd09943efcbe5534c62">fatfs_lba_of_cluster</a>(&_fs, Cluster) + SectorNumber;</div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  </div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a04e80392b0318629a8f1b609b8204b69">fatfs_sector_write</a>(&_fs, lba, <a class="code" href="structbuf.html">buf</a>, count))</div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  <span class="keywordflow">return</span> count;</div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> }</div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> <span class="comment">// fl_fflush: Flush un-written data to the file</span></div>
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00831"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ac3ce0b4a8ee1030821b73cf4a2718139"> 831</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a>(<span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  </div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  </div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  </div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <span class="comment">// If some write data still in buffer</span></div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_dirty) {</div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  <span class="comment">// Write back current sector before loading next</span></div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordflow">if</span> (_write_sectors(<a class="code" href="structfile.html">file</a>, <a class="code" href="structfile.html">file</a>->file_data_address, <a class="code" href="structfile.html">file</a>->file_data_sector, 1))</div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  }</div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  </div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  }</div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span> }</div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> <span class="comment">// fl_fclose: Close an open file</span></div>
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00856"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ad10e5f401505a6d2b006b1a24aee82d2"> 856</a></span> <span class="keywordtype">void</span> <a class="code" href="fat__filelib_8c.html#aef5675bf1c0db1d3e073ea36d4cf2d3a">fl_fclose</a>(<span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  </div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  </div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  </div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="comment">// Flush un-written data to file</span></div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <a class="code" href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a>(f);</div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  </div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <span class="comment">// File size changed?</span></div>
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->filelength_changed) {</div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="comment">// Update filesize in directory</span></div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  <a class="code" href="fat__access_8c.html#af94f715b4cdb59cf7854b564de855a65">fatfs_update_file_length</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename, <a class="code" href="structfile.html">file</a>->filelength);</div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 0;</div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  }</div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  </div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <a class="code" href="structfile.html">file</a>->bytenum = 0;</div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <a class="code" href="structfile.html">file</a>->filelength = 0;</div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <a class="code" href="structfile.html">file</a>->startcluster = 0;</div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 0;</div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  </div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="comment">// Free file handle</span></div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  _free_file(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  </div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <a class="code" href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a>(&_fs);</div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  </div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  }</div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span> }</div>
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span> <span class="comment">// fl_fgetc: Get a character in the stream</span></div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00895"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a3ac89cbc4edd114760c1dbd18e0d594d"> 895</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#ade02f44157d32df37dc881d3e6702129">fl_fgetc</a>(<span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordtype">int</span> res;</div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> data = 0;</div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  </div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  res = <a class="code" href="fat__filelib_8c.html#acfc7937a8a1f6846f762a2af33507b66">fl_fread</a>(&data, 1, 1, f);</div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordflow">if</span> (res == 1)</div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>) data;</div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span> }</div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span> <span class="comment">// fl_fgets: Get a string from a stream</span></div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00908"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#adfca2fc192150a8814b2b404c6b31cd7"> 908</a></span> <span class="keywordtype">char</span>* <a class="code" href="fat__filelib_8c.html#adfca2fc192150a8814b2b404c6b31cd7">fl_fgets</a>(<span class="keywordtype">char</span> *s, <span class="keywordtype">int</span> n, <span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordtype">int</span> idx = 0;</div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  </div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="comment">// Space for null terminator?</span></div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  <span class="keywordflow">if</span> (n > 0) {</div>
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  <span class="comment">// While space (+space for null terminator)</span></div>
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  <span class="keywordflow">while</span> (idx < (n - 1)) {</div>
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="keywordtype">int</span> ch = <a class="code" href="fat__filelib_8c.html#ade02f44157d32df37dc881d3e6702129">fl_fgetc</a>(f);</div>
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  </div>
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="comment">// EOF / Error?</span></div>
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  <span class="keywordflow">if</span> (ch < 0)</div>
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  </div>
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  <span class="comment">// Store character read from stream</span></div>
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  s[idx++] = (char) ch;</div>
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  </div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  <span class="comment">// End of line?</span></div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <span class="keywordflow">if</span> (ch == <span class="charliteral">'\n'</span>)</div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  }</div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  </div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <span class="keywordflow">if</span> (idx > 0)</div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  s[idx] = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  }</div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  </div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <span class="keywordflow">return</span> (idx > 0) ? s : 0;</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span> }</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span> <span class="comment">// fl_fread: Read a block of data from the file</span></div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00938"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ab8d83b67a235a4c7913086785f0b3002"> 938</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#acfc7937a8a1f6846f762a2af33507b66">fl_fread</a>(<span class="keywordtype">void</span> *<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>, <span class="keywordtype">int</span> size, <span class="keywordtype">int</span> length, <span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> sector;</div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> offset;</div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <span class="keywordtype">int</span> copyCount;</div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <span class="keywordtype">int</span> count = size * length;</div>
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  <span class="keywordtype">int</span> bytesRead = 0;</div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  </div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  </div>
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  </div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  <span class="keywordflow">if</span> (<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> == <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a> || <a class="code" href="structfile.html">file</a> == <a class="code" href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)</div>
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  </div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  <span class="comment">// No read permissions</span></div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  <span class="keywordflow">if</span> (!(<a class="code" href="structfile.html">file</a>->flags & <a class="code" href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a>))</div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  </div>
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  <span class="comment">// Nothing to be done</span></div>
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  <span class="keywordflow">if</span> (!count)</div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  </div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  <span class="comment">// Check if read starts past end of file</span></div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->bytenum >= <a class="code" href="structfile.html">file</a>->filelength)</div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  </div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  <span class="comment">// Limit to file size</span></div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keywordflow">if</span> ((<a class="code" href="structfile.html">file</a>->bytenum + count) > <a class="code" href="structfile.html">file</a>->filelength)</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  count = <a class="code" href="structfile.html">file</a>->filelength - <a class="code" href="structfile.html">file</a>->bytenum;</div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  </div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="comment">// Calculate start sector</span></div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  sector = <a class="code" href="structfile.html">file</a>->bytenum / <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>;</div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  </div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  <span class="comment">// Offset to start copying data from first sector</span></div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  offset = <a class="code" href="structfile.html">file</a>->bytenum % <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>;</div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  </div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">while</span> (bytesRead < count) {</div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="comment">// Read whole sector, read from media directly into target buffer</span></div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">if</span> ((offset == 0) && ((count - bytesRead) >= <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>)) {</div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  <span class="comment">// Read as many sectors as possible into target buffer</span></div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> sectorsRead = _read_sectors(<a class="code" href="structfile.html">file</a>, sector, (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) ((<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) <a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> + bytesRead), (count - bytesRead) / <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>);</div>
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordflow">if</span> (sectorsRead) {</div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="comment">// We have upto one sector to copy</span></div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  copyCount = <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a> * sectorsRead;</div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  </div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <span class="comment">// Move onto next sector and reset copy offset</span></div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  sector += sectorsRead;</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  offset = 0;</div>
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  }</div>
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  }</div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="comment">// Do we need to re-read the sector?</span></div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_address != sector) {</div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="comment">// Flush un-written data to file</span></div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_dirty)</div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  <a class="code" href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a>(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  </div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  <span class="comment">// Get LBA of sector offset within file</span></div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordflow">if</span> (!_read_sectors(<a class="code" href="structfile.html">file</a>, sector, <a class="code" href="structfile.html">file</a>->file_data_sector, 1))</div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="comment">// Read failed - out of range (probably)</span></div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  </div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <a class="code" href="structfile.html">file</a>->file_data_address = sector;</div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  }</div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  </div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  <span class="comment">// We have upto one sector to copy</span></div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  copyCount = <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a> - offset;</div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  </div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="comment">// Only require some of this sector?</span></div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="keywordflow">if</span> (copyCount > (count - bytesRead))</div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  copyCount = (count - bytesRead);</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  </div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="comment">// Copy to application buffer</span></div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>((<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) ((<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) <a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> + bytesRead), (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) (<a class="code" href="structfile.html">file</a>->file_data_sector + offset), copyCount);</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  </div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  <span class="comment">// Move onto next sector and reset copy offset</span></div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  sector++;</div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  offset = 0;</div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  }</div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  </div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="comment">// Increase total read count</span></div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  bytesRead += copyCount;</div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  </div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  <span class="comment">// Increment file pointer</span></div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <a class="code" href="structfile.html">file</a>->bytenum += copyCount;</div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  }</div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  </div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  <span class="keywordflow">return</span> bytesRead;</div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> }</div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span> <span class="comment">// fl_fseek: Seek to a specific place in the file</span></div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01034"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#aad8ebccf6a0e92762349c738bbe72b3a"> 1034</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#aca40d99888beddbc51b1a484b3b95757">fl_fseek</a>(<span class="keywordtype">void</span> *f, <span class="keywordtype">long</span> offset, <span class="keywordtype">int</span> origin) {</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="keywordtype">int</span> res = -1;</div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  </div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  </div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  </div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  <span class="keywordflow">if</span> (origin == <a class="code" href="fat__filelib_8h.html#ad2a2e6c114780c3071efd24f16c7f7d8">SEEK_END</a> && offset != 0)</div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  </div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  </div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  <span class="comment">// Invalidate file buffer</span></div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  </div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  <span class="keywordflow">if</span> (origin == <a class="code" href="fat__filelib_8h.html#a0d112bae8fd35be772185b6ec6bcbe64">SEEK_SET</a>) {</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  <a class="code" href="structfile.html">file</a>->bytenum = (<a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a>) offset;</div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  </div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->bytenum > <a class="code" href="structfile.html">file</a>->filelength)</div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <a class="code" href="structfile.html">file</a>->bytenum = <a class="code" href="structfile.html">file</a>->filelength;</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  </div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  res = 0;</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  }</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (origin == <a class="code" href="fat__filelib_8h.html#a4c8d0b76b470ba65a43ca46a88320f39">SEEK_CUR</a>) {</div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="comment">// Positive shift</span></div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  <span class="keywordflow">if</span> (offset >= 0) {</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <a class="code" href="structfile.html">file</a>->bytenum += offset;</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  </div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->bytenum > <a class="code" href="structfile.html">file</a>->filelength)</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  <a class="code" href="structfile.html">file</a>->bytenum = <a class="code" href="structfile.html">file</a>->filelength;</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  }</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="comment">// Negative shift</span></div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="comment">// Make shift positive</span></div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  offset = -offset;</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  </div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="comment">// Limit to negative shift to start of file</span></div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">if</span> ((<a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a>) offset > <a class="code" href="structfile.html">file</a>->bytenum)</div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <a class="code" href="structfile.html">file</a>->bytenum = 0;</div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <a class="code" href="structfile.html">file</a>->bytenum -= offset;</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  }</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  </div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  res = 0;</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  }</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (origin == <a class="code" href="fat__filelib_8h.html#ad2a2e6c114780c3071efd24f16c7f7d8">SEEK_END</a>) {</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <a class="code" href="structfile.html">file</a>->bytenum = <a class="code" href="structfile.html">file</a>->filelength;</div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  res = 0;</div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  }</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  res = -1;</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  </div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  </div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span> }</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span> <span class="comment">// fl_fgetpos: Get the current file position</span></div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01097"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#afe3f5045d3c354c464f5ddd96271dc33"> 1097</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a3be6a942f1ebea135e5390e409681c00">fl_fgetpos</a>(<span class="keywordtype">void</span> *f, <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> *position) {</div>
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  </div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  </div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  </div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="comment">// Get position</span></div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  *position = <a class="code" href="structfile.html">file</a>->bytenum;</div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  </div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  </div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> }</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> <span class="comment">// fl_ftell: Get the current file position</span></div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01115"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a1e80992d09dd901c83d9e1d924d642f4"> 1115</a></span> <span class="keywordtype">long</span> <a class="code" href="fat__filelib_8c.html#a1e80992d09dd901c83d9e1d924d642f4">fl_ftell</a>(<span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> pos = 0;</div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  </div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <a class="code" href="fat__filelib_8c.html#a3be6a942f1ebea135e5390e409681c00">fl_fgetpos</a>(f, &pos);</div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  </div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  <span class="keywordflow">return</span> (<span class="keywordtype">long</span>) pos;</div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> }</div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span> <span class="comment">// fl_feof: Is the file pointer at the end of the stream?</span></div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01125"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a870d92346325af5246948e81e33a51d5"> 1125</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a870d92346325af5246948e81e33a51d5">fl_feof</a>(<span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  <span class="keywordtype">int</span> res;</div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  </div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  </div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  </div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->bytenum == <a class="code" href="structfile.html">file</a>->filelength)</div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  res = <a class="code" href="fat__filelib_8h.html#a59adc4c82490d23754cd39c2fb99b0da">EOF</a>;</div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  res = 0;</div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  </div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  </div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span> }</div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> <span class="comment">// fl_fputc: Write a character to the stream</span></div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l01147"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a8304df4fb0abe6a2d552fa39d8559a2d"> 1147</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a4083be2162ea554186859138911f0db1">fl_fputc</a>(<span class="keywordtype">int</span> c, <span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> data = (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>) c;</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="keywordtype">int</span> res;</div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  </div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  res = <a class="code" href="fat__filelib_8c.html#a8349790c61beca1a9138fb28a2689607">fl_fwrite</a>(&data, 1, 1, f);</div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  <span class="keywordflow">if</span> (res == 1)</div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  <span class="keywordflow">return</span> c;</div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span> }</div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> <span class="comment">// fl_fwrite: Write a block of data to the stream</span></div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l01162"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a72f5f8018ba62e365718d2e7eba374fa"> 1162</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a8349790c61beca1a9138fb28a2689607">fl_fwrite</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *data, <span class="keywordtype">int</span> size, <span class="keywordtype">int</span> count, <span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="structfile.html">file</a> = (<a class="code" href="structsFL__FILE.html">FL_FILE</a>*) f;</div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> sector;</div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> offset;</div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> length = (size * count);</div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a> *<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> = (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) data;</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> bytesWritten = 0;</div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> copyCount;</div>
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  </div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  </div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  <span class="keywordflow">if</span> (!<a class="code" href="structfile.html">file</a>)</div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  </div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  </div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  <span class="comment">// No write permissions</span></div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  <span class="keywordflow">if</span> (!(<a class="code" href="structfile.html">file</a>->flags & <a class="code" href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a>)) {</div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  }</div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  </div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  <span class="comment">// Append writes to end of file</span></div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->flags & <a class="code" href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a>)</div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  <a class="code" href="structfile.html">file</a>->bytenum = <a class="code" href="structfile.html">file</a>->filelength;</div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  <span class="comment">// Else write to current position</span></div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  </div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="comment">// Calculate start sector</span></div>
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  sector = <a class="code" href="structfile.html">file</a>->bytenum / <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>;</div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  </div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  <span class="comment">// Offset to start copying data from first sector</span></div>
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  offset = <a class="code" href="structfile.html">file</a>->bytenum % <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>;</div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  </div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  <span class="keywordflow">while</span> (bytesWritten < length) {</div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <span class="comment">// Whole sector or more to be written?</span></div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  <span class="keywordflow">if</span> ((offset == 0) && ((length - bytesWritten) >= <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>)) {</div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> sectorsWrote;</div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  </div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="comment">// Buffered sector, flush back to disk</span></div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_address != 0xFFFFFFFF) {</div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  <span class="comment">// Flush un-written data to file</span></div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_dirty)</div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  <a class="code" href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a>(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  </div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <a class="code" href="structfile.html">file</a>->file_data_address = 0xFFFFFFFF;</div>
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  }</div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  </div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <span class="comment">// Write as many sectors as possible</span></div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  sectorsWrote = _write_sectors(<a class="code" href="structfile.html">file</a>, sector, (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) (<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> + bytesWritten), (length - bytesWritten) / <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>);</div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  copyCount = <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a> * sectorsWrote;</div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  </div>
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  <span class="comment">// Increase total read count</span></div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  bytesWritten += copyCount;</div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  </div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="comment">// Increment file pointer</span></div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  <a class="code" href="structfile.html">file</a>->bytenum += copyCount;</div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  </div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="comment">// Move onto next sector and reset copy offset</span></div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  sector += sectorsWrote;</div>
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  offset = 0;</div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  </div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <span class="keywordflow">if</span> (!sectorsWrote)</div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  }</div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  <span class="comment">// We have upto one sector to copy</span></div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  copyCount = <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a> - offset;</div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  </div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="comment">// Only require some of this sector?</span></div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">if</span> (copyCount > (length - bytesWritten))</div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  copyCount = (length - bytesWritten);</div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  </div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  <span class="comment">// Do we need to read a new sector?</span></div>
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_address != sector) {</div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <span class="comment">// Flush un-written data to file</span></div>
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->file_data_dirty)</div>
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <a class="code" href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a>(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  </div>
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <span class="comment">// If we plan to overwrite the whole sector, we don't need to read it first!</span></div>
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  <span class="keywordflow">if</span> (copyCount != <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>) {</div>
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  <span class="comment">// NOTE: This does not have succeed; if last sector of file</span></div>
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <span class="comment">// reached, no valid data will be read in, but write will</span></div>
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <span class="comment">// allocate some more space for new data.</span></div>
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  </div>
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  <span class="comment">// Get LBA of sector offset within file</span></div>
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="keywordflow">if</span> (!_read_sectors(<a class="code" href="structfile.html">file</a>, sector, <a class="code" href="structfile.html">file</a>->file_data_sector, 1))</div>
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <a class="code" href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a>(<a class="code" href="structfile.html">file</a>->file_data_sector, 0x00, <a class="code" href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a>);</div>
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  }</div>
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  </div>
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <a class="code" href="structfile.html">file</a>->file_data_address = sector;</div>
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 0;</div>
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  }</div>
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  </div>
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  <span class="comment">// Copy from application buffer into sector buffer</span></div>
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  <a class="code" href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a>((<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) (<a class="code" href="structfile.html">file</a>->file_data_sector + offset), (<a class="code" href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a>*) (<a class="code" href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> + bytesWritten), copyCount);</div>
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  </div>
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  <span class="comment">// Mark buffer as dirty</span></div>
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  <a class="code" href="structfile.html">file</a>->file_data_dirty = 1;</div>
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  </div>
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="comment">// Increase total read count</span></div>
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  bytesWritten += copyCount;</div>
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  </div>
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  <span class="comment">// Increment file pointer</span></div>
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  <a class="code" href="structfile.html">file</a>->bytenum += copyCount;</div>
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  </div>
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  <span class="comment">// Move onto next sector and reset copy offset</span></div>
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  sector++;</div>
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  offset = 0;</div>
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  }</div>
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  }</div>
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  </div>
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  <span class="comment">// Write increased extent of the file?</span></div>
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>->bytenum > <a class="code" href="structfile.html">file</a>->filelength) {</div>
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  <span class="comment">// Increase file size to new point</span></div>
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  <a class="code" href="structfile.html">file</a>->filelength = <a class="code" href="structfile.html">file</a>->bytenum;</div>
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  </div>
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  <span class="comment">// We are changing the file length and this</span></div>
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  <span class="comment">// will need to be writen back at some point</span></div>
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 1;</div>
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  }</div>
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  </div>
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span> <span class="preprocessor">#if FATFS_INC_TIME_DATE_SUPPORT</span></div>
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  <span class="comment">// If time & date support is enabled, always force directory entry to be</span></div>
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  <span class="comment">// written in-order to update file modify / access time & date.</span></div>
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  <a class="code" href="structfile.html">file</a>->filelength_changed = 1;</div>
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  </div>
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  </div>
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  <span class="keywordflow">return</span> (size * count);</div>
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span> }</div>
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span> <span class="comment">// fl_fputs: Write a character string to the stream</span></div>
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l01300"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a3e374b01d35084aa1eee63e50afdf097"> 1300</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a04f7ea53fa5650e4dca7767b0f9eb72e">fl_fputs</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keywordtype">void</span> *f) {</div>
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  <span class="keywordtype">int</span> len = (int) <a class="code" href="lib_8h.html#ae6c8de953239811a34eeeab09458e55e">strlen</a>(str);</div>
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  <span class="keywordtype">int</span> res = <a class="code" href="fat__filelib_8c.html#a8349790c61beca1a9138fb28a2689607">fl_fwrite</a>(str, 1, len, f);</div>
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  </div>
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="keywordflow">if</span> (res == len)</div>
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <span class="keywordflow">return</span> len;</div>
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> }</div>
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span> <span class="comment">// fl_remove: Remove a file from the filesystem</span></div>
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l01314"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ac3e517a9ac192e87329a62e5e8d53b2b"> 1314</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#ac3e517a9ac192e87329a62e5e8d53b2b">fl_remove</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *filename) {</div>
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <a class="code" href="structsFL__FILE.html">FL_FILE</a> *<a class="code" href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a>;</div>
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <span class="keywordtype">int</span> res = -1;</div>
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  </div>
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  </div>
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  <span class="comment">// Use read_file as this will check if the file is already open!</span></div>
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  <a class="code" href="structfile.html">file</a> = <a class="code" href="fat__filelib_8c.html#a800a79c9fb283c5f5199e08b1f2ada38">fl_fopen</a>((<span class="keywordtype">char</span>*) filename, <span class="stringliteral">"r"</span>);</div>
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  <span class="keywordflow">if</span> (<a class="code" href="structfile.html">file</a>) {</div>
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <span class="comment">// Delete allocated space</span></div>
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a>(&_fs, <a class="code" href="structfile.html">file</a>->startcluster)) {</div>
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <span class="comment">// Remove directory entries</span></div>
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__access_8c.html#a7333a9802b496ce05ca6df36c2fc6009">fatfs_mark_file_deleted</a>(&_fs, <a class="code" href="structfile.html">file</a>->parentcluster, (<span class="keywordtype">char</span>*) <a class="code" href="structfile.html">file</a>->shortfilename)) {</div>
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  <span class="comment">// Close the file handle (this should not write anything to the file</span></div>
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="comment">// as we have not changed the file since opening it!)</span></div>
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>  <a class="code" href="fat__filelib_8c.html#aef5675bf1c0db1d3e073ea36d4cf2d3a">fl_fclose</a>(<a class="code" href="structfile.html">file</a>);</div>
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  </div>
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  res = 0;</div>
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  }</div>
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  }</div>
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  }</div>
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  </div>
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  </div>
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span> }</div>
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span> <span class="comment">// fl_createdirectory: Create a directory based on a path</span></div>
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span> <span class="preprocessor">#if FATFS_INC_WRITE_SUPPORT</span></div>
<div class="line"><a name="l01345"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#ab8d071e615bfb315cc0b6a3836e275e2"> 1345</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#ab8d071e615bfb315cc0b6a3836e275e2">fl_createdirectory</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) {</div>
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  <span class="keywordtype">int</span> res;</div>
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  </div>
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  </div>
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  res = _create_directory((<span class="keywordtype">char</span>*) path);</div>
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  </div>
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span> }</div>
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span> <span class="comment">// fl_listdirectory: List a directory based on a path</span></div>
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span> <span class="preprocessor">#if FATFS_DIR_LIST_SUPPORT</span></div>
<div class="line"><a name="l01362"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a28ef1f43950ba4743e5ddd57db5b8b6e"> 1362</a></span> <span class="keywordtype">void</span> <a class="code" href="fat__filelib_8c.html#a28ef1f43950ba4743e5ddd57db5b8b6e">fl_listdirectory</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) {</div>
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  <a class="code" href="structfs__dir__list__status.html">FL_DIR</a> dirstat;</div>
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  </div>
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>  </div>
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  </div>
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <a class="code" href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a>((<span class="stringliteral">"\r\nDirectory %s\r\n"</span>, path));</div>
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  </div>
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__filelib_8c.html#a3aba2e202e0af1fb8711eec13e5e9b08">fl_opendir</a>(path, &dirstat)) {</div>
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  <span class="keyword">struct </span><a class="code" href="structfs__dir__ent.html">fs_dir_ent</a> <a class="code" href="structdirent.html">dirent</a>;</div>
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  </div>
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <span class="keywordflow">while</span> (<a class="code" href="fat__filelib_8c.html#aa13527c9d4fc15a67a5608d9645b7ad8">fl_readdir</a>(&dirstat, &<a class="code" href="structdirent.html">dirent</a>) == 0) {</div>
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> <span class="preprocessor">#if FATFS_INC_TIME_DATE_SUPPORT</span></div>
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  <span class="keywordtype">int</span> d,m,y,h,mn,s;</div>
<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  <a class="code" href="fat__misc_8h.html#a8a0d22e7688e318ede6457eca6ba072d">fatfs_convert_from_fat_time</a>(<a class="code" href="structdirent.html">dirent</a>.write_time, &h,&m,&s);</div>
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <a class="code" href="fat__misc_8h.html#ad9567e1afb538f55b9f5c8ec46871f44">fatfs_convert_from_fat_date</a>(<a class="code" href="structdirent.html">dirent</a>.write_date, &d,&mn,&y);</div>
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  <a class="code" href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a>((<span class="stringliteral">"%02d/%02d/%04d %02d:%02d "</span>, d,mn,y,h,m));</div>
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  </div>
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  <span class="keywordflow">if</span> (<a class="code" href="structdirent.html">dirent</a>.is_dir) {</div>
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>  <a class="code" href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a>((<span class="stringliteral">"%s <DIR>\r\n"</span>, <a class="code" href="structdirent.html">dirent</a>.filename));</div>
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  }</div>
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <a class="code" href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a>((<span class="stringliteral">"%s [%d bytes]\r\n"</span>, <a class="code" href="structdirent.html">dirent</a>.filename, <a class="code" href="structdirent.html">dirent</a>.size));</div>
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  }</div>
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  }</div>
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  </div>
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <a class="code" href="fat__filelib_8c.html#a236effde34fb2dd06c45f88035d0a670">fl_closedir</a>(&dirstat);</div>
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  }</div>
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  </div>
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span> }</div>
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span> <span class="comment">// fl_opendir: Opens a directory for listing</span></div>
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span> <span class="preprocessor">#if FATFS_DIR_LIST_SUPPORT</span></div>
<div class="line"><a name="l01401"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a3aba2e202e0af1fb8711eec13e5e9b08"> 1401</a></span> <a class="code" href="structfs__dir__list__status.html">FL_DIR</a>* <a class="code" href="fat__filelib_8c.html#a3aba2e202e0af1fb8711eec13e5e9b08">fl_opendir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <a class="code" href="structfs__dir__list__status.html">FL_DIR</a> *dir) {</div>
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>  <span class="keywordtype">int</span> levels;</div>
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  <span class="keywordtype">int</span> res = 1;</div>
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  <a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> <a class="code" href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">cluster</a> = <a class="code" href="fat__defs_8h.html#a8dd000b545e9a127169fdbd82d418965">FAT32_INVALID_CLUSTER</a>;</div>
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  </div>
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  </div>
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  </div>
<div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>  levels = <a class="code" href="fat__string_8c.html#aa3ef1d2590f2284ef1f983d6f7b2ad29">fatfs_total_path_levels</a>((<span class="keywordtype">char</span>*) path) + 1;</div>
<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>  </div>
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  <span class="comment">// If path is in the root dir</span></div>
<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>  <span class="keywordflow">if</span> (levels == 0)</div>
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <a class="code" href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">cluster</a> = <a class="code" href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a>(&_fs);</div>
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>  <span class="comment">// Find parent directory start cluster</span></div>
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>  res = _open_directory((<span class="keywordtype">char</span>*) path, &<a class="code" href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">cluster</a>);</div>
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  </div>
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  <span class="keywordflow">if</span> (res)</div>
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  <a class="code" href="fat__access_8c.html#a4873df5d542fddb4a1d3b2884b56525e">fatfs_list_directory_start</a>(&_fs, dir, <a class="code" href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">cluster</a>);</div>
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  </div>
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  </div>
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  <span class="keywordflow">return</span> <a class="code" href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">cluster</a> != <a class="code" href="fat__defs_8h.html#a8dd000b545e9a127169fdbd82d418965">FAT32_INVALID_CLUSTER</a> ? dir : 0;</div>
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span> }</div>
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span> <span class="comment">// fl_readdir: Get next item in directory</span></div>
<div class="line"><a name="l01430"></a><span class="lineno"> 1430</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span> <span class="preprocessor">#if FATFS_DIR_LIST_SUPPORT</span></div>
<div class="line"><a name="l01432"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#aa13527c9d4fc15a67a5608d9645b7ad8"> 1432</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#aa13527c9d4fc15a67a5608d9645b7ad8">fl_readdir</a>(<a class="code" href="structfs__dir__list__status.html">FL_DIR</a> *dirls, <a class="code" href="structfs__dir__ent.html">fl_dirent</a> *entry) {</div>
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>  <span class="keywordtype">int</span> res = 0;</div>
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>  </div>
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>  <span class="comment">// If first call to library, initialise</span></div>
<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  <a class="code" href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a>();</div>
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  </div>
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <a class="code" href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a>(&_fs);</div>
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  </div>
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  res = <a class="code" href="fat__access_8c.html#a256495a47634d609602fc487830aba5c">fatfs_list_directory_next</a>(&_fs, dirls, entry);</div>
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  </div>
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  <a class="code" href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a>(&_fs);</div>
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  </div>
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <span class="keywordflow">return</span> res ? 0 : -1;</div>
<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span> }</div>
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span> <span class="comment">// fl_closedir: Close directory after listing</span></div>
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span> <span class="preprocessor">#if FATFS_DIR_LIST_SUPPORT</span></div>
<div class="line"><a name="l01451"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a236effde34fb2dd06c45f88035d0a670"> 1451</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a236effde34fb2dd06c45f88035d0a670">fl_closedir</a>(<a class="code" href="structfs__dir__list__status.html">FL_DIR</a> *dir) {</div>
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  <span class="comment">// Not used</span></div>
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span> }</div>
<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span> <span class="comment">// fl_is_dir: Is this a directory?</span></div>
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span> <span class="preprocessor">#if FATFS_DIR_LIST_SUPPORT</span></div>
<div class="line"><a name="l01460"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#a02c9d78edd8026a5a633724a36849d16"> 1460</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#a02c9d78edd8026a5a633724a36849d16">fl_is_dir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) {</div>
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>  <span class="keywordtype">int</span> res = 0;</div>
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  <a class="code" href="structfs__dir__list__status.html">FL_DIR</a> dir;</div>
<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  </div>
<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>  <span class="keywordflow">if</span> (<a class="code" href="fat__filelib_8c.html#a3aba2e202e0af1fb8711eec13e5e9b08">fl_opendir</a>(path, &dir)) {</div>
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>  res = 1;</div>
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  <a class="code" href="fat__filelib_8c.html#a236effde34fb2dd06c45f88035d0a670">fl_closedir</a>(&dir);</div>
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  }</div>
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  </div>
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span> }</div>
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span> <span class="comment">// fl_format: Format a partition with either FAT16 or FAT32 based on size</span></div>
<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> <span class="preprocessor">#if FATFS_INC_FORMAT_SUPPORT</span></div>
<div class="line"><a name="l01476"></a><span class="lineno"><a class="line" href="fat__filelib_8h.html#af3d1cddac050fee30d1420e68b01e7c2"> 1476</a></span> <span class="keywordtype">int</span> <a class="code" href="fat__filelib_8c.html#af3d1cddac050fee30d1420e68b01e7c2">fl_format</a>(<a class="code" href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a> volume_sectors, <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="pci_8c.html#a8f8f80d37794cde9472343e4487ba3eb">name</a>) {</div>
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  <span class="keywordflow">return</span> <a class="code" href="fat__format_8c.html#a8958cfd5dc4bfceb08f41e50e54da92d">fatfs_format</a>(&_fs, volume_sectors, <a class="code" href="pci_8c.html#a8f8f80d37794cde9472343e4487ba3eb">name</a>);</div>
<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span> }</div>
<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span> <span class="preprocessor">#endif </span><span class="comment">/*FATFS_INC_FORMAT_SUPPORT*/</span><span class="preprocessor"></span></div>
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span> <span class="comment">// fl_get_fs:</span></div>
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span> <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span> <span class="preprocessor">#ifdef FATFS_INC_TEST_HOOKS</span></div>
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span> <span class="keyword">struct </span><a class="code" href="structfatfs.html">fatfs</a>* fl_get_fs(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span> {</div>
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  <span class="keywordflow">return</span> &_fs;</div>
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span> }</div>
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span> <span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="afat__filelib_8c_html_ab8d071e615bfb315cc0b6a3836e275e2"><div class="ttname"><a href="fat__filelib_8c.html#ab8d071e615bfb315cc0b6a3836e275e2">fl_createdirectory</a></div><div class="ttdeci">int fl_createdirectory(const char *path)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01345">fat_filelib.c:1345</a></div></div>
<div class="ttc" id="afat__cache_8c_html_ac21308cd551be1d3bafd1dc9e3690e5a"><div class="ttname"><a href="fat__cache_8c.html#ac21308cd551be1d3bafd1dc9e3690e5a">fatfs_cache_set_next_cluster</a></div><div class="ttdeci">int fatfs_cache_set_next_cluster(struct fatfs *fs, FL_FILE *file, uint32 clusterIdx, uint32 nextCluster)</div><div class="ttdef"><b>Definition:</b> <a href="fat__cache_8c_source.html#l00076">fat_cache.c:76</a></div></div>
<div class="ttc" id="afat__access_8c_html_a04e80392b0318629a8f1b609b8204b69"><div class="ttname"><a href="fat__access_8c.html#a04e80392b0318629a8f1b609b8204b69">fatfs_sector_write</a></div><div class="ttdeci">int fatfs_sector_write(struct fatfs *fs, uint32 lba, uint8 *target, uint32 count)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00206">fat_access.c:206</a></div></div>
<div class="ttc" id="astructfs__dir__list__status_html"><div class="ttname"><a href="structfs__dir__list__status.html">fs_dir_list_status</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00090">fat_access.h:90</a></div></div>
<div class="ttc" id="afat__write_8h_html"><div class="ttname"><a href="fat__write_8h.html">fat_write.h</a></div></div>
<div class="ttc" id="atcpdump_8c_html_a03d2d7be521e9d357862075078d24f06"><div class="ttname"><a href="tcpdump_8c.html#a03d2d7be521e9d357862075078d24f06">file</a></div><div class="ttdeci">fileDescriptor * file</div><div class="ttdef"><b>Definition:</b> <a href="tcpdump_8c_source.html#l00045">tcpdump.c:45</a></div></div>
<div class="ttc" id="afat__access_8h_html"><div class="ttname"><a href="fat__access_8h.html">fat_access.h</a></div></div>
<div class="ttc" id="astructfatfs_html_adec2afe1c9ec96ec4e595c98ea11eb6a"><div class="ttname"><a href="structfatfs.html#adec2afe1c9ec96ec4e595c98ea11eb6a">fatfs::fl_lock</a></div><div class="ttdeci">void(* fl_lock)(void)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00079">fat_access.h:79</a></div></div>
<div class="ttc" id="afat__cache_8h_html"><div class="ttname"><a href="fat__cache_8h.html">fat_cache.h</a></div></div>
<div class="ttc" id="afat__table_8h_html"><div class="ttname"><a href="fat__table_8h.html">fat_table.h</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_aef5675bf1c0db1d3e073ea36d4cf2d3a"><div class="ttname"><a href="fat__filelib_8c.html#aef5675bf1c0db1d3e073ea36d4cf2d3a">fl_fclose</a></div><div class="ttdeci">void fl_fclose(void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00856">fat_filelib.c:856</a></div></div>
<div class="ttc" id="ashell_8c_html_aff2566f4c366b48d73479bef43ee4d2e"><div class="ttname"><a href="shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a></div><div class="ttdeci">char * buffer</div><div class="ttdef"><b>Definition:</b> <a href="shell_8c_source.html#l00047">shell.c:47</a></div></div>
<div class="ttc" id="astructdisk__if_html_a94687066cd6e4df9e905358b73c67603"><div class="ttname"><a href="structdisk__if.html#a94687066cd6e4df9e905358b73c67603">disk_if::write_media</a></div><div class="ttdeci">fn_diskio_write write_media</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00034">fat_access.h:34</a></div></div>
<div class="ttc" id="afat__types_8h_html_adde6aaee8457bee49c2a92621fe22b79"><div class="ttname"><a href="fat__types_8h.html#adde6aaee8457bee49c2a92621fe22b79">uint8</a></div><div class="ttdeci">unsigned char uint8</div><div class="ttdef"><b>Definition:</b> <a href="fat__types_8h_source.html#l00015">fat_types.h:15</a></div></div>
<div class="ttc" id="afat__access_8c_html_a8bdad35bc1dd908eda5d02f47a8d73d4"><div class="ttname"><a href="fat__access_8c.html#a8bdad35bc1dd908eda5d02f47a8d73d4">fatfs_sfn_exists</a></div><div class="ttdeci">int fatfs_sfn_exists(struct fatfs *fs, uint32 Cluster, char *shortname)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00478">fat_access.c:478</a></div></div>
<div class="ttc" id="afat__write_8c_html_a1d762d2afde765d8848e7eaff4dd2fb1"><div class="ttname"><a href="fat__write_8c.html#a1d762d2afde765d8848e7eaff4dd2fb1">fatfs_add_file_entry</a></div><div class="ttdeci">int fatfs_add_file_entry(struct fatfs *fs, uint32 dirCluster, char *filename, char *shortfilename, uint32 startCluster, uint32 size, int dir)</div><div class="ttdef"><b>Definition:</b> <a href="fat__write_8c_source.html#l00266">fat_write.c:266</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a83cfcbafb27a4a899cc602da8a9ab29d"><div class="ttname"><a href="fat__filelib_8c.html#a83cfcbafb27a4a899cc602da8a9ab29d">FL_LOCK</a></div><div class="ttdeci">#define FL_LOCK(a)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00060">fat_filelib.c:60</a></div></div>
<div class="ttc" id="afat__list_8h_html_ae758b8b3afc33eb7dc35c7c0cf2e768b"><div class="ttname"><a href="fat__list_8h.html#ae758b8b3afc33eb7dc35c7c0cf2e768b">fat_list_for_each</a></div><div class="ttdeci">#define fat_list_for_each(l, p)</div><div class="ttdef"><b>Definition:</b> <a href="fat__list_8h_source.html#l00037">fat_list.h:37</a></div></div>
<div class="ttc" id="afat__defs_8h_html_a6542eeb37905e8f378fb8f3e5e94d083"><div class="ttname"><a href="fat__defs_8h.html#a6542eeb37905e8f378fb8f3e5e94d083">FAT32_LAST_CLUSTER</a></div><div class="ttdeci">#define FAT32_LAST_CLUSTER</div><div class="ttdef"><b>Definition:</b> <a href="fat__defs_8h_source.html#l00108">fat_defs.h:108</a></div></div>
<div class="ttc" id="astructfat__node_html"><div class="ttname"><a href="structfat__node.html">fat_node</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__list_8h_source.html#l00017">fat_list.h:17</a></div></div>
<div class="ttc" id="afat__access_8c_html_a6d36c74c7a9ba228d327067786ecb0c2"><div class="ttname"><a href="fat__access_8c.html#a6d36c74c7a9ba228d327067786ecb0c2">fatfs_get_root_cluster</a></div><div class="ttdeci">uint32 fatfs_get_root_cluster(struct fatfs *fs)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00373">fat_access.c:373</a></div></div>
<div class="ttc" id="afat__access_8c_html_a7333a9802b496ce05ca6df36c2fc6009"><div class="ttname"><a href="fat__access_8c.html#a7333a9802b496ce05ca6df36c2fc6009">fatfs_mark_file_deleted</a></div><div class="ttdeci">int fatfs_mark_file_deleted(struct fatfs *fs, uint32 Cluster, char *shortname)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00643">fat_access.c:643</a></div></div>
<div class="ttc" id="astring_8h_html"><div class="ttname"><a href="string_8h.html">string.h</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_ac3e517a9ac192e87329a62e5e8d53b2b"><div class="ttname"><a href="fat__filelib_8c.html#ac3e517a9ac192e87329a62e5e8d53b2b">fl_remove</a></div><div class="ttdeci">int fl_remove(const char *filename)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01314">fat_filelib.c:1314</a></div></div>
<div class="ttc" id="astructdisk__if_html_a70c0bb1beb23681d5dd78fb40f78454b"><div class="ttname"><a href="structdisk__if.html#a70c0bb1beb23681d5dd78fb40f78454b">disk_if::read_media</a></div><div class="ttdeci">fn_diskio_read read_media</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00033">fat_access.h:33</a></div></div>
<div class="ttc" id="astructfile_html"><div class="ttname"><a href="structfile.html">file</a></div><div class="ttdef"><b>Definition:</b> <a href="descrip_8h_source.html#l00067">descrip.h:67</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_ad2a2e6c114780c3071efd24f16c7f7d8"><div class="ttname"><a href="fat__filelib_8h.html#ad2a2e6c114780c3071efd24f16c7f7d8">SEEK_END</a></div><div class="ttdeci">#define SEEK_END</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00016">fat_filelib.h:16</a></div></div>
<div class="ttc" id="afat__misc_8c_html_a11542caa285662d2b04f9d504f8f9e87"><div class="ttname"><a href="fat__misc_8c.html#a11542caa285662d2b04f9d504f8f9e87">fatfs_entry_is_file</a></div><div class="ttdeci">int fatfs_entry_is_file(struct fat_dir_entry *entry)</div><div class="ttdef"><b>Definition:</b> <a href="fat__misc_8c_source.html#l00161">fat_misc.c:161</a></div></div>
<div class="ttc" id="astructsFL__FILE_html_ac711b022c3ad32744cf964bd27f6359c"><div class="ttname"><a href="structsFL__FILE.html#ac711b022c3ad32744cf964bd27f6359c">sFL_FILE::path</a></div><div class="ttdeci">char path[260]</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00045">fat_filelib.h:45</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_aa13527c9d4fc15a67a5608d9645b7ad8"><div class="ttname"><a href="fat__filelib_8c.html#aa13527c9d4fc15a67a5608d9645b7ad8">fl_readdir</a></div><div class="ttdeci">int fl_readdir(FL_DIR *dirls, fl_dirent *entry)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01432">fat_filelib.c:1432</a></div></div>
<div class="ttc" id="afat__table_8c_html_af6297d64179e09d929493451ab68d6e6"><div class="ttname"><a href="fat__table_8c.html#af6297d64179e09d929493451ab68d6e6">fatfs_find_next_cluster</a></div><div class="ttdeci">uint32 fatfs_find_next_cluster(struct fatfs *fs, uint32 current_cluster)</div><div class="ttdef"><b>Definition:</b> <a href="fat__table_8c_source.html#l00205">fat_table.c:205</a></div></div>
<div class="ttc" id="afat__access_8h_html_ae6aa6129ce17d5e7286e043c850e23c2"><div class="ttname"><a href="fat__access_8h.html#ae6aa6129ce17d5e7286e043c850e23c2">FAT_INIT_OK</a></div><div class="ttdeci">#define FAT_INIT_OK</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00010">fat_access.h:10</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a8349790c61beca1a9138fb28a2689607"><div class="ttname"><a href="fat__filelib_8c.html#a8349790c61beca1a9138fb28a2689607">fl_fwrite</a></div><div class="ttdeci">int fl_fwrite(const void *data, int size, int count, void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01162">fat_filelib.c:1162</a></div></div>
<div class="ttc" id="afat__access_8c_html_a0585d01a38409645830c9e7f57a4bf1b"><div class="ttname"><a href="fat__access_8c.html#a0585d01a38409645830c9e7f57a4bf1b">fatfs_get_file_entry</a></div><div class="ttdeci">uint32 fatfs_get_file_entry(struct fatfs *fs, uint32 Cluster, char *name_to_find, struct fat_dir_entry *sfEntry)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00380">fat_access.c:380</a></div></div>
<div class="ttc" id="afat__filelib_8h_html"><div class="ttname"><a href="fat__filelib_8h.html">fat_filelib.h</a></div></div>
<div class="ttc" id="alib_8h_html_ae6c8de953239811a34eeeab09458e55e"><div class="ttname"><a href="lib_8h.html#ae6c8de953239811a34eeeab09458e55e">strlen</a></div><div class="ttdeci">int strlen(const char *str)</div><div class="ttdef"><b>Definition:</b> <a href="strlen_8c_source.html#l00055">strlen.c:55</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_ade02f44157d32df37dc881d3e6702129"><div class="ttname"><a href="fat__filelib_8c.html#ade02f44157d32df37dc881d3e6702129">fl_fgetc</a></div><div class="ttdeci">int fl_fgetc(void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00895">fat_filelib.c:895</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_ac4154a1278a172ab8e6427eb64161179"><div class="ttname"><a href="fat__filelib_8c.html#ac4154a1278a172ab8e6427eb64161179">fl_init</a></div><div class="ttdeci">void fl_init(void)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00584">fat_filelib.c:584</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_abb57841952be5b0be972b4bef8fd5021"><div class="ttname"><a href="fat__filelib_8h.html#abb57841952be5b0be972b4bef8fd5021">FILE_APPEND</a></div><div class="ttdeci">#define FILE_APPEND</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00066">fat_filelib.h:66</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_aea0d6d2bf8dc1ad57d506222cd4c1341"><div class="ttname"><a href="fat__filelib_8h.html#aea0d6d2bf8dc1ad57d506222cd4c1341">FILE_ERASE</a></div><div class="ttdeci">#define FILE_ERASE</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00068">fat_filelib.h:68</a></div></div>
<div class="ttc" id="afat__string_8c_html_af78d4ac644689020e4a75fc7fb2bc8fb"><div class="ttname"><a href="fat__string_8c.html#af78d4ac644689020e4a75fc7fb2bc8fb">fatfs_get_substring</a></div><div class="ttdeci">int fatfs_get_substring(char *path, int levelreq, char *output, int max_len)</div><div class="ttdef"><b>Definition:</b> <a href="fat__string_8c_source.html#l00092">fat_string.c:92</a></div></div>
<div class="ttc" id="afat__types_8h_html_a79f47acd161cf6d4943a43745c179a6e"><div class="ttname"><a href="fat__types_8h.html#a79f47acd161cf6d4943a43745c179a6e">FAT_HTONL</a></div><div class="ttdeci">#define FAT_HTONL(n)</div><div class="ttdef"><b>Definition:</b> <a href="fat__types_8h_source.html#l00046">fat_types.h:46</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_ad52d51659a75e25d96fb04d22ff718cb"><div class="ttname"><a href="fat__filelib_8h.html#ad52d51659a75e25d96fb04d22ff718cb">FILE_READ</a></div><div class="ttdeci">#define FILE_READ</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00064">fat_filelib.h:64</a></div></div>
<div class="ttc" id="afat__defs_8h_html"><div class="ttname"><a href="fat__defs_8h.html">fat_defs.h</a></div></div>
<div class="ttc" id="astring_8h_html_ae33b18edb618c656b9b795b9fce2316c"><div class="ttname"><a href="string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy</a></div><div class="ttdeci">void * memcpy(const void *dst, const void *src, size_t length)</div></div>
<div class="ttc" id="afat__filelib_8c_html_a02c9d78edd8026a5a633724a36849d16"><div class="ttname"><a href="fat__filelib_8c.html#a02c9d78edd8026a5a633724a36849d16">fl_is_dir</a></div><div class="ttdeci">int fl_is_dir(const char *path)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01460">fat_filelib.c:1460</a></div></div>
<div class="ttc" id="astructfatfs_html_a56c20739c55aed4a87e22ebcdbc22d0e"><div class="ttname"><a href="structfatfs.html#a56c20739c55aed4a87e22ebcdbc22d0e">fatfs::sectors_per_cluster</a></div><div class="ttdeci">uint8 sectors_per_cluster</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00060">fat_access.h:60</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_a59adc4c82490d23754cd39c2fb99b0da"><div class="ttname"><a href="fat__filelib_8h.html#a59adc4c82490d23754cd39c2fb99b0da">EOF</a></div><div class="ttdeci">#define EOF</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00024">fat_filelib.h:24</a></div></div>
<div class="ttc" id="afat__cache_8c_html_a205d74e989d0e076b031ea2990370c4d"><div class="ttname"><a href="fat__cache_8c.html#a205d74e989d0e076b031ea2990370c4d">fatfs_cache_init</a></div><div class="ttdeci">int fatfs_cache_init(struct fatfs *fs, FL_FILE *file)</div><div class="ttdef"><b>Definition:</b> <a href="fat__cache_8c_source.html#l00042">fat_cache.c:42</a></div></div>
<div class="ttc" id="afat__access_8c_html_a4873df5d542fddb4a1d3b2884b56525e"><div class="ttname"><a href="fat__access_8c.html#a4873df5d542fddb4a1d3b2884b56525e">fatfs_list_directory_start</a></div><div class="ttdeci">void fatfs_list_directory_start(struct fatfs *fs, struct fs_dir_list_status *dirls, uint32 StartCluster)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00708">fat_access.c:708</a></div></div>
<div class="ttc" id="afat__access_8c_html_aba0dfdb700ff90e17883a8fea582f491"><div class="ttname"><a href="fat__access_8c.html#aba0dfdb700ff90e17883a8fea582f491">fatfs_write_sector</a></div><div class="ttdeci">int fatfs_write_sector(struct fatfs *fs, uint32 cluster, uint32 sector, uint8 *target)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00311">fat_access.c:311</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a71ff2c6cb4d49c94ee51db25be152b1d"><div class="ttname"><a href="fat__filelib_8c.html#a71ff2c6cb4d49c94ee51db25be152b1d">fl_attach_locks</a></div><div class="ttdeci">void fl_attach_locks(void(*lock)(void), void(*unlock)(void))</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00599">fat_filelib.c:599</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_ace34e503254fa9004599ddf122264c8f"><div class="ttname"><a href="fat__filelib_8h.html#ace34e503254fa9004599ddf122264c8f">FILE_WRITE</a></div><div class="ttdeci">#define FILE_WRITE</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00065">fat_filelib.h:65</a></div></div>
<div class="ttc" id="afat__defs_8h_html_a0918d60f1f01721da31d3b2b0f79f7aa"><div class="ttname"><a href="fat__defs_8h.html#a0918d60f1f01721da31d3b2b0f79f7aa">FAT_SFN_SIZE_FULL</a></div><div class="ttdeci">#define FAT_SFN_SIZE_FULL</div><div class="ttdef"><b>Definition:</b> <a href="fat__defs_8h_source.html#l00068">fat_defs.h:68</a></div></div>
<div class="ttc" id="afat__opts_8h_html_a873b78b38ef34edf6291274eb0708634"><div class="ttname"><a href="fat__opts_8h.html#a873b78b38ef34edf6291274eb0708634">FAT_SECTOR_SIZE</a></div><div class="ttdeci">#define FAT_SECTOR_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="fat__opts_8h_source.html#l00070">fat_opts.h:70</a></div></div>
<div class="ttc" id="astructfat__list_html"><div class="ttname"><a href="structfat__list.html">fat_list</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__list_8h_source.html#l00023">fat_list.h:23</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a4e17542efa253bb6c0c0572d12ea263a"><div class="ttname"><a href="fat__filelib_8c.html#a4e17542efa253bb6c0c0572d12ea263a">FL_UNLOCK</a></div><div class="ttdeci">#define FL_UNLOCK(a)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00061">fat_filelib.c:61</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_adfca2fc192150a8814b2b404c6b31cd7"><div class="ttname"><a href="fat__filelib_8c.html#adfca2fc192150a8814b2b404c6b31cd7">fl_fgets</a></div><div class="ttdeci">char * fl_fgets(char *s, int n, void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00908">fat_filelib.c:908</a></div></div>
<div class="ttc" id="afat__table_8c_html_a7a329446088ccb4d6348f05fcd848ee4"><div class="ttname"><a href="fat__table_8c.html#a7a329446088ccb4d6348f05fcd848ee4">fatfs_free_cluster_chain</a></div><div class="ttdeci">int fatfs_free_cluster_chain(struct fatfs *fs, uint32 start_cluster)</div><div class="ttdef"><b>Definition:</b> <a href="fat__table_8c_source.html#l00389">fat_table.c:389</a></div></div>
<div class="ttc" id="afat__misc_8h_html"><div class="ttname"><a href="fat__misc_8h.html">fat_misc.h</a></div></div>
<div class="ttc" id="afat__access_8c_html_ac227af7896c2e9ef03e27a73c52630e6"><div class="ttname"><a href="fat__access_8c.html#ac227af7896c2e9ef03e27a73c52630e6">fatfs_sector_read</a></div><div class="ttdeci">int fatfs_sector_read(struct fatfs *fs, uint32 lba, uint8 *target, uint32 count)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00200">fat_access.c:200</a></div></div>
<div class="ttc" id="afat__access_8c_html_adda5a5dde3548cd09943efcbe5534c62"><div class="ttname"><a href="fat__access_8c.html#adda5a5dde3548cd09943efcbe5534c62">fatfs_lba_of_cluster</a></div><div class="ttdeci">uint32 fatfs_lba_of_cluster(struct fatfs *fs, uint32 Cluster_Number)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00191">fat_access.c:191</a></div></div>
<div class="ttc" id="afat__misc_8h_html_a8a0d22e7688e318ede6457eca6ba072d"><div class="ttname"><a href="fat__misc_8h.html#a8a0d22e7688e318ede6457eca6ba072d">fatfs_convert_from_fat_time</a></div><div class="ttdeci">void fatfs_convert_from_fat_time(uint16 fat_time, int *hours, int *minutes, int *seconds)</div></div>
<div class="ttc" id="astructdirent_html"><div class="ttname"><a href="structdirent.html">dirent</a></div><div class="ttdef"><b>Definition:</b> <a href="ufs_8h_source.html#l00092">ufs.h:92</a></div></div>
<div class="ttc" id="astructfs__dir__ent_html"><div class="ttname"><a href="structfs__dir__ent.html">fs_dir_ent</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00097">fat_access.h:97</a></div></div>
<div class="ttc" id="astructbuf_html"><div class="ttname"><a href="structbuf.html">buf</a></div><div class="ttdef"><b>Definition:</b> <a href="buf_8h_source.html#l00035">buf.h:35</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a3aba2e202e0af1fb8711eec13e5e9b08"><div class="ttname"><a href="fat__filelib_8c.html#a3aba2e202e0af1fb8711eec13e5e9b08">fl_opendir</a></div><div class="ttdeci">FL_DIR * fl_opendir(const char *path, FL_DIR *dir)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01401">fat_filelib.c:1401</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a4083be2162ea554186859138911f0db1"><div class="ttname"><a href="fat__filelib_8c.html#a4083be2162ea554186859138911f0db1">fl_fputc</a></div><div class="ttdeci">int fl_fputc(int c, void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01147">fat_filelib.c:1147</a></div></div>
<div class="ttc" id="afat__string_8h_html"><div class="ttname"><a href="fat__string_8h.html">fat_string.h</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a28ef1f43950ba4743e5ddd57db5b8b6e"><div class="ttname"><a href="fat__filelib_8c.html#a28ef1f43950ba4743e5ddd57db5b8b6e">fl_listdirectory</a></div><div class="ttdeci">void fl_listdirectory(const char *path)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01362">fat_filelib.c:1362</a></div></div>
<div class="ttc" id="afat__access_8c_html_af94f715b4cdb59cf7854b564de855a65"><div class="ttname"><a href="fat__access_8c.html#af94f715b4cdb59cf7854b564de855a65">fatfs_update_file_length</a></div><div class="ttdeci">int fatfs_update_file_length(struct fatfs *fs, uint32 Cluster, char *shortname, uint32 fileLength)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00578">fat_access.c:578</a></div></div>
<div class="ttc" id="astructfat__dir__entry_html"><div class="ttname"><a href="structfat__dir__entry.html">fat_dir_entry</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__defs_8h_source.html#l00112">fat_defs.h:112</a></div></div>
<div class="ttc" id="afat__types_8h_html_abbb9c5db3bb96b1398c9b011870c335b"><div class="ttname"><a href="fat__types_8h.html#abbb9c5db3bb96b1398c9b011870c335b">FAT_HTONS</a></div><div class="ttdeci">#define FAT_HTONS(n)</div><div class="ttdef"><b>Definition:</b> <a href="fat__types_8h_source.html#l00045">fat_types.h:45</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_ac1d106623faa1621ee2244ac086c7252"><div class="ttname"><a href="fat__filelib_8c.html#ac1d106623faa1621ee2244ac086c7252">CHECK_FL_INIT</a></div><div class="ttdeci">#define CHECK_FL_INIT()</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00058">fat_filelib.c:58</a></div></div>
<div class="ttc" id="afat__defs_8h_html_a8dd000b545e9a127169fdbd82d418965"><div class="ttname"><a href="fat__defs_8h.html#a8dd000b545e9a127169fdbd82d418965">FAT32_INVALID_CLUSTER</a></div><div class="ttdeci">#define FAT32_INVALID_CLUSTER</div><div class="ttdef"><b>Definition:</b> <a href="fat__defs_8h_source.html#l00109">fat_defs.h:109</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a1e80992d09dd901c83d9e1d924d642f4"><div class="ttname"><a href="fat__filelib_8c.html#a1e80992d09dd901c83d9e1d924d642f4">fl_ftell</a></div><div class="ttdeci">long fl_ftell(void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01115">fat_filelib.c:1115</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a6a857e4fbf7fa1ebd7d016e8bab36a94"><div class="ttname"><a href="fat__filelib_8c.html#a6a857e4fbf7fa1ebd7d016e8bab36a94">fl_fflush</a></div><div class="ttdeci">int fl_fflush(void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00831">fat_filelib.c:831</a></div></div>
<div class="ttc" id="afat__opts_8h_html_a0512aa1c7fba93172e1ff275e5046dd4"><div class="ttname"><a href="fat__opts_8h.html#a0512aa1c7fba93172e1ff275e5046dd4">FATFS_MAX_LONG_FILENAME</a></div><div class="ttdeci">#define FATFS_MAX_LONG_FILENAME</div><div class="ttdef"><b>Definition:</b> <a href="fat__opts_8h_source.html#l00019">fat_opts.h:19</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a3be6a942f1ebea135e5390e409681c00"><div class="ttname"><a href="fat__filelib_8c.html#a3be6a942f1ebea135e5390e409681c00">fl_fgetpos</a></div><div class="ttdeci">int fl_fgetpos(void *f, uint32 *position)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01097">fat_filelib.c:1097</a></div></div>
<div class="ttc" id="afat__access_8h_html_a8532f8239b515a20628a74e37d5a598e"><div class="ttname"><a href="fat__access_8h.html#a8532f8239b515a20628a74e37d5a598e">fn_diskio_write</a></div><div class="ttdeci">int(* fn_diskio_write)(uint32 sector, uint8 *buffer, uint32 sector_count)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00025">fat_access.h:25</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_acfc7937a8a1f6846f762a2af33507b66"><div class="ttname"><a href="fat__filelib_8c.html#acfc7937a8a1f6846f762a2af33507b66">fl_fread</a></div><div class="ttdeci">int fl_fread(void *buffer, int size, int length, void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00938">fat_filelib.c:938</a></div></div>
<div class="ttc" id="afat__write_8c_html_ae8950d150955379c297d1ac53583f8e0"><div class="ttname"><a href="fat__write_8c.html#ae8950d150955379c297d1ac53583f8e0">fatfs_add_free_space</a></div><div class="ttdeci">int fatfs_add_free_space(struct fatfs *fs, uint32 *startCluster, uint32 clusters)</div><div class="ttdef"><b>Definition:</b> <a href="fat__write_8c_source.html#l00045">fat_write.c:45</a></div></div>
<div class="ttc" id="apci_8c_html_a8f8f80d37794cde9472343e4487ba3eb"><div class="ttname"><a href="pci_8c.html#a8f8f80d37794cde9472343e4487ba3eb">name</a></div><div class="ttdeci">const char * name</div><div class="ttdef"><b>Definition:</b> <a href="pci_8c_source.html#l00037">pci.c:37</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a800a79c9fb283c5f5199e08b1f2ada38"><div class="ttname"><a href="fat__filelib_8c.html#a800a79c9fb283c5f5199e08b1f2ada38">fl_fopen</a></div><div class="ttdeci">void * fl_fopen(const char *path, const char *mode)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00638">fat_filelib.c:638</a></div></div>
<div class="ttc" id="astructfatfs_html_a73121a64303db75481e1fbd5a58b17d0"><div class="ttname"><a href="structfatfs.html#a73121a64303db75481e1fbd5a58b17d0">fatfs::fl_unlock</a></div><div class="ttdeci">void(* fl_unlock)(void)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00080">fat_access.h:80</a></div></div>
<div class="ttc" id="astructfatfs_html_abe586c938c51e38d3d1c247e42a7bca9"><div class="ttname"><a href="structfatfs.html#abe586c938c51e38d3d1c247e42a7bca9">fatfs::disk_io</a></div><div class="ttdeci">struct disk_if disk_io</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00076">fat_access.h:76</a></div></div>
<div class="ttc" id="afat__string_8c_html_a556702f8d10b5cadd5598170d41425b8"><div class="ttname"><a href="fat__string_8c.html#a556702f8d10b5cadd5598170d41425b8">fatfs_split_path</a></div><div class="ttdeci">int fatfs_split_path(char *full_path, char *path, int max_path, char *filename, int max_filename)</div><div class="ttdef"><b>Definition:</b> <a href="fat__string_8c_source.html#l00151">fat_string.c:151</a></div></div>
<div class="ttc" id="astructsFL__FILE_html"><div class="ttname"><a href="structsFL__FILE.html">sFL_FILE</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00038">fat_filelib.h:38</a></div></div>
<div class="ttc" id="afat__string_8c_html_a88289160199a24ccb76d819a07c47921"><div class="ttname"><a href="fat__string_8c.html#a88289160199a24ccb76d819a07c47921">fatfs_compare_names</a></div><div class="ttdeci">int fatfs_compare_names(char *strA, char *strB)</div><div class="ttdef"><b>Definition:</b> <a href="fat__string_8c_source.html#l00260">fat_string.c:260</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_a4c8d0b76b470ba65a43ca46a88320f39"><div class="ttname"><a href="fat__filelib_8h.html#a4c8d0b76b470ba65a43ca46a88320f39">SEEK_CUR</a></div><div class="ttdeci">#define SEEK_CUR</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00012">fat_filelib.h:12</a></div></div>
<div class="ttc" id="afat__opts_8h_html_a77e202c52dfa1ae6a4a060b21b70a80c"><div class="ttname"><a href="fat__opts_8h.html#a77e202c52dfa1ae6a4a060b21b70a80c">FAT_PRINTF</a></div><div class="ttdeci">#define FAT_PRINTF(a)</div><div class="ttdef"><b>Definition:</b> <a href="fat__opts_8h_source.html#l00081">fat_opts.h:81</a></div></div>
<div class="ttc" id="astructsFL__FILE_html_a555306a9493ae9b64a236bbeb43436cf"><div class="ttname"><a href="structsFL__FILE.html#a555306a9493ae9b64a236bbeb43436cf">sFL_FILE::filename</a></div><div class="ttdeci">char filename[260]</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00046">fat_filelib.h:46</a></div></div>
<div class="ttc" id="afat__opts_8h_html_afa06a8fa57091187d821deea2ffe93b9"><div class="ttname"><a href="fat__opts_8h.html#afa06a8fa57091187d821deea2ffe93b9">FATFS_MAX_OPEN_FILES</a></div><div class="ttdeci">#define FATFS_MAX_OPEN_FILES</div><div class="ttdef"><b>Definition:</b> <a href="fat__opts_8h_source.html#l00024">fat_opts.h:24</a></div></div>
<div class="ttc" id="afat__list_8h_html_aab53a0527ed2fb648a6adc61e791fe62"><div class="ttname"><a href="fat__list_8h.html#aab53a0527ed2fb648a6adc61e791fe62">fat_list_entry</a></div><div class="ttdeci">#define fat_list_entry(p, t, m)</div><div class="ttdef"><b>Definition:</b> <a href="fat__list_8h_source.html#l00032">fat_list.h:32</a></div></div>
<div class="ttc" id="astring_8h_html_ace4b911463887af5e748326323e99a23"><div class="ttname"><a href="string_8h.html#ace4b911463887af5e748326323e99a23">memset</a></div><div class="ttdeci">void * memset(void *dst, int c, size_t length)</div></div>
<div class="ttc" id="afat__write_8c_html_a68d609a89800a61f700b18500a56d30a"><div class="ttname"><a href="fat__write_8c.html#a68d609a89800a61f700b18500a56d30a">fatfs_allocate_free_space</a></div><div class="ttdeci">int fatfs_allocate_free_space(struct fatfs *fs, int newFile, uint32 *startCluster, uint32 size)</div><div class="ttdef"><b>Definition:</b> <a href="fat__write_8c_source.html#l00082">fat_write.c:82</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a870d92346325af5246948e81e33a51d5"><div class="ttname"><a href="fat__filelib_8c.html#a870d92346325af5246948e81e33a51d5">fl_feof</a></div><div class="ttdeci">int fl_feof(void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01125">fat_filelib.c:1125</a></div></div>
<div class="ttc" id="astructfs__dir__ent_html_a6286cbb9d382cacf4e15b03ffd0c352c"><div class="ttname"><a href="structfs__dir__ent.html#a6286cbb9d382cacf4e15b03ffd0c352c">fs_dir_ent::cluster</a></div><div class="ttdeci">uint32 cluster</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00101">fat_access.h:101</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_a9d3d138c1de23ac8dcb6b1a80730d649"><div class="ttname"><a href="fat__filelib_8h.html#a9d3d138c1de23ac8dcb6b1a80730d649">FILE_BINARY</a></div><div class="ttdeci">#define FILE_BINARY</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00067">fat_filelib.h:67</a></div></div>
<div class="ttc" id="afat__misc_8c_html_adca70c7e5b6a384a99baf9e1ecb9d1a8"><div class="ttname"><a href="fat__misc_8c.html#adca70c7e5b6a384a99baf9e1ecb9d1a8">fatfs_entry_is_dir</a></div><div class="ttdeci">int fatfs_entry_is_dir(struct fat_dir_entry *entry)</div><div class="ttdef"><b>Definition:</b> <a href="fat__misc_8c_source.html#l00152">fat_misc.c:152</a></div></div>
<div class="ttc" id="afat__types_8h_html_a4b435a49c74bb91f284f075e63416cb6"><div class="ttname"><a href="fat__types_8h.html#a4b435a49c74bb91f284f075e63416cb6">uint32</a></div><div class="ttdeci">unsigned long uint32</div><div class="ttdef"><b>Definition:</b> <a href="fat__types_8h_source.html#l00023">fat_types.h:23</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a236effde34fb2dd06c45f88035d0a670"><div class="ttname"><a href="fat__filelib_8c.html#a236effde34fb2dd06c45f88035d0a670">fl_closedir</a></div><div class="ttdeci">int fl_closedir(FL_DIR *dir)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01451">fat_filelib.c:1451</a></div></div>
<div class="ttc" id="afat__misc_8c_html_a140f2ac336bea9e8c945b6357fc65083"><div class="ttname"><a href="fat__misc_8c.html#a140f2ac336bea9e8c945b6357fc65083">fatfs_lfn_generate_tail</a></div><div class="ttdeci">int fatfs_lfn_generate_tail(char *sfn_output, char *sfn_input, uint32 tailNum)</div><div class="ttdef"><b>Definition:</b> <a href="fat__misc_8c_source.html#l00346">fat_misc.c:346</a></div></div>
<div class="ttc" id="afat__cache_8c_html_afe54582a1aa9848bd2cb4724e1baf6bc"><div class="ttname"><a href="fat__cache_8c.html#afe54582a1aa9848bd2cb4724e1baf6bc">fatfs_cache_get_next_cluster</a></div><div class="ttdeci">int fatfs_cache_get_next_cluster(struct fatfs *fs, FL_FILE *file, uint32 clusterIdx, uint32 *pNextCluster)</div><div class="ttdef"><b>Definition:</b> <a href="fat__cache_8c_source.html#l00059">fat_cache.c:59</a></div></div>
<div class="ttc" id="afat__misc_8h_html_ad9567e1afb538f55b9f5c8ec46871f44"><div class="ttname"><a href="fat__misc_8h.html#ad9567e1afb538f55b9f5c8ec46871f44">fatfs_convert_from_fat_date</a></div><div class="ttdeci">void fatfs_convert_from_fat_date(uint16 fat_date, int *day, int *month, int *year)</div></div>
<div class="ttc" id="afat__filelib_8c_html_aca40d99888beddbc51b1a484b3b95757"><div class="ttname"><a href="fat__filelib_8c.html#aca40d99888beddbc51b1a484b3b95757">fl_fseek</a></div><div class="ttdeci">int fl_fseek(void *f, long offset, int origin)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01034">fat_filelib.c:1034</a></div></div>
<div class="ttc" id="afat__table_8c_html_a4122bbba15645ebdeea241ef7bcb663e"><div class="ttname"><a href="fat__table_8c.html#a4122bbba15645ebdeea241ef7bcb663e">fatfs_fat_purge</a></div><div class="ttdeci">int fatfs_fat_purge(struct fatfs *fs)</div><div class="ttdef"><b>Definition:</b> <a href="fat__table_8c_source.html#l00179">fat_table.c:179</a></div></div>
<div class="ttc" id="afat__format_8c_html_a8958cfd5dc4bfceb08f41e50e54da92d"><div class="ttname"><a href="fat__format_8c.html#a8958cfd5dc4bfceb08f41e50e54da92d">fatfs_format</a></div><div class="ttdeci">int fatfs_format(struct fatfs *fs, uint32 volume_sectors, const char *name)</div><div class="ttdef"><b>Definition:</b> <a href="fat__format_8c_source.html#l00524">fat_format.c:524</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a9e4ba72f7c41f41f4a31ca5d46de3f5d"><div class="ttname"><a href="fat__filelib_8c.html#a9e4ba72f7c41f41f4a31ca5d46de3f5d">fl_shutdown</a></div><div class="ttdeci">void fl_shutdown(void)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00627">fat_filelib.c:627</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_af9d46bc71dd1953eb78c99d6615ade92"><div class="ttname"><a href="fat__filelib_8c.html#af9d46bc71dd1953eb78c99d6615ade92">fl_attach_media</a></div><div class="ttdeci">int fl_attach_media(fn_diskio_read rd, fn_diskio_write wr)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l00606">fat_filelib.c:606</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_a0d112bae8fd35be772185b6ec6bcbe64"><div class="ttname"><a href="fat__filelib_8h.html#a0d112bae8fd35be772185b6ec6bcbe64">SEEK_SET</a></div><div class="ttdeci">#define SEEK_SET</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00020">fat_filelib.h:20</a></div></div>
<div class="ttc" id="afat__access_8c_html_a79896ebc01463ec2121874995ea7d922"><div class="ttname"><a href="fat__access_8c.html#a79896ebc01463ec2121874995ea7d922">fatfs_init</a></div><div class="ttdeci">int fatfs_init(struct fatfs *fs)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00043">fat_access.c:43</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_af3d1cddac050fee30d1420e68b01e7c2"><div class="ttname"><a href="fat__filelib_8c.html#af3d1cddac050fee30d1420e68b01e7c2">fl_format</a></div><div class="ttdeci">int fl_format(uint32 volume_sectors, const char *name)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01476">fat_filelib.c:1476</a></div></div>
<div class="ttc" id="afat__filelib_8h_html_a39eafd8be8b38d6867f8ea6f37555154"><div class="ttname"><a href="fat__filelib_8h.html#a39eafd8be8b38d6867f8ea6f37555154">FILE_CREATE</a></div><div class="ttdeci">#define FILE_CREATE</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8h_source.html#l00069">fat_filelib.h:69</a></div></div>
<div class="ttc" id="afat__access_8c_html_a256495a47634d609602fc487830aba5c"><div class="ttname"><a href="fat__access_8c.html#a256495a47634d609602fc487830aba5c">fatfs_list_directory_next</a></div><div class="ttdeci">int fatfs_list_directory_next(struct fatfs *fs, struct fs_dir_list_status *dirls, struct fs_dir_ent *entry)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8c_source.html#l00719">fat_access.c:719</a></div></div>
<div class="ttc" id="afat__access_8h_html_aaf031f5384342c34f5a446c5dd5b5ed3"><div class="ttname"><a href="fat__access_8h.html#aaf031f5384342c34f5a446c5dd5b5ed3">fn_diskio_read</a></div><div class="ttdeci">int(* fn_diskio_read)(uint32 sector, uint8 *buffer, uint32 sector_count)</div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00024">fat_access.h:24</a></div></div>
<div class="ttc" id="afat__filelib_8c_html_a04f7ea53fa5650e4dca7767b0f9eb72e"><div class="ttname"><a href="fat__filelib_8c.html#a04f7ea53fa5650e4dca7767b0f9eb72e">fl_fputs</a></div><div class="ttdeci">int fl_fputs(const char *str, void *f)</div><div class="ttdef"><b>Definition:</b> <a href="fat__filelib_8c_source.html#l01300">fat_filelib.c:1300</a></div></div>
<div class="ttc" id="astructfatfs_html"><div class="ttname"><a href="structfatfs.html">fatfs</a></div><div class="ttdef"><b>Definition:</b> <a href="fat__access_8h_source.html#l00057">fat_access.h:57</a></div></div>
<div class="ttc" id="afat__string_8c_html_aa3ef1d2590f2284ef1f983d6f7b2ad29"><div class="ttname"><a href="fat__string_8c.html#aa3ef1d2590f2284ef1f983d6f7b2ad29">fatfs_total_path_levels</a></div><div class="ttdeci">int fatfs_total_path_levels(char *path)</div><div class="ttdef"><b>Definition:</b> <a href="fat__string_8c_source.html#l00044">fat_string.c:44</a></div></div>
<div class="ttc" id="afat__misc_8c_html_a25a4d4a522ffdb06b4fab094d05b1763"><div class="ttname"><a href="fat__misc_8c.html#a25a4d4a522ffdb06b4fab094d05b1763">fatfs_lfn_create_sfn</a></div><div class="ttdeci">int fatfs_lfn_create_sfn(char *sfn_output, char *filename)</div><div class="ttdef"><b>Definition:</b> <a href="fat__misc_8c_source.html#l00260">fat_misc.c:260</a></div></div>
<div class="ttc" id="afat__string_8h_html_a070d2ce7b6bb7e5c05602aa8c308d0c4"><div class="ttname"><a href="fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a></div><div class="ttdeci">#define NULL</div><div class="ttdef"><b>Definition:</b> <a href="fat__string_8h_source.html#l00017">fat_string.h:17</a></div></div>
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