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6 <link rel="up" title="FatFs" href="../00index_e.html">
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8 <title>FatFs - f_opendir</title>
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15 <p>The f_opendir function opens a directory.</p>
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18 DIR* <em>DirObject</em>, /* Pointer to the blank directory object structure */
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19 const XCHAR* <em>DirName</em> /* Pointer to the directory name */
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28 <dd>Pointer to the blank directory object to be created.</dd>
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30 <dd>Pinter to the null-terminated string that specifies the <a href="filename.html">directory name</a> to be opened.</dd>
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36 <h4>Return Values</h4>
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39 <dd>The function succeeded and the directory object is created. It is used for subsequent calls to read the directory entries.</dd>
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41 <dd>Could not find the path.</dd>
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42 <dt>FR_INVALID_NAME</dt>
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43 <dd>The path name is invalid.</dd>
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44 <dt>FR_INVALID_DRIVE</dt>
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45 <dd>The drive number is invalid.</dd>
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46 <dt>FR_NOT_READY</dt>
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47 <dd>The disk drive cannot work due to no medium in the drive or any other reason.</dd>
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48 <dt>FR_DISK_ERR</dt>
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49 <dd>The function failed due to an error in the disk function.</dd>
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51 <dd>The function failed due to a wrong FAT structure or an internal error.</dd>
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52 <dt>FR_NOT_ENABLED</dt>
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53 <dd>The logical drive has no work area.</dd>
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54 <dt>FR_NO_FILESYSTEM</dt>
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55 <dd>There is no valid FAT volume on the disk.</dd>
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61 <h4>Description</h4>
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62 <p>The f_opendir function opens an exsisting directory and creates the directory object for subsequent calls. The directory object structure can be discarded at any time without any procedure.</p>
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68 <p>Available when <tt>_FS_MINIMIZE <= 1</tt>.</p>
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74 <p><tt><a href="readdir.html">f_readdir</a>, <a href="sdir.html">DIR</a></tt></p>
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77 <p class="foot"><a href="../00index_e.html">Return</a></p>
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