projects / z180-stamp.git / blame
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|---|---|---|
| 53668523 L |
1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">\r |
| 2 | <html lang="en">\r | |
| 3 | <head>\r | |
| 4 | <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">\r | |
| 5 | <meta http-equiv="Content-Style-Type" content="text/css">\r | |
| 6 | <link rel="up" title="FatFs" href="../00index_e.html">\r | |
| 7 | <link rel="alternate" hreflang="ja" title="Japanese" href="../ja/tell.html">\r | |
| 8 | <link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">\r | |
| 9 | <title>FatFs - f_tell</title>\r | |
| 10 | </head>\r | |
| 11 | \r | |
| 12 | <body>\r | |
| 13 | \r | |
| 14 | <div class="para func">\r | |
| 15 | <h2>f_tell</h2>\r | |
| 16 | <p>The f_tell function gets the current read/write pointer of a file.</p>\r | |
| 17 | <pre>\r | |
| 70702af1 | 18 | FSIZE_t f_tell (\r |
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19 | FIL* <span class="arg">fp</span> <span class="c">/* [IN] File object */</span>\r |
| 20 | );\r | |
| 21 | </pre>\r | |
| 22 | </div>\r | |
| 23 | \r | |
| 24 | \r | |
| 25 | <div class="para arg">\r | |
| 26 | <h4>Parameters</h4>\r | |
| 27 | <dl class="par">\r | |
| 28 | <dt>fp</dt>\r | |
| 29 | <dd>Pointer to the open file object structure.</dd>\r | |
| 30 | </dl>\r | |
| 31 | </div>\r | |
| 32 | \r | |
| 33 | \r | |
| 34 | <div class="para ret">\r | |
| 35 | <h4>Return Values</h4>\r | |
| 36 | <p>Returns current read/write pointer of the file.</p>\r | |
| 37 | </div>\r | |
| 38 | \r | |
| 39 | \r | |
| 40 | <div class="para desc">\r | |
| 41 | <h4>Description</h4>\r | |
| 70702af1 | 42 | <p>In this revision, the <tt>f_tell</tt> function is implemented as a macro. It does not have any validation and mutual exclusion.</p>\r |
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43 | <pre>\r |
| 44 | <span class="k">#define</span> f_tell(fp) ((fp)->fptr)\r | |
| 45 | </pre>\r | |
| 46 | </div>\r | |
| 47 | \r | |
| 48 | \r | |
| 49 | <div class="para comp">\r | |
| 50 | <h4>QuickInfo</h4>\r | |
| 51 | <p>Always available.</p>\r | |
| 52 | </div>\r | |
| 53 | \r | |
| 54 | \r | |
| 55 | <div class="para ref">\r | |
| 56 | <h4>See Also</h4>\r | |
| 57 | <p><tt><a href="open.html">f_open</a>, <a href="lseek.html">f_lseek</a>, <a href="sfile.html">FIL</a></tt></p>\r | |
| 58 | </div>\r | |
| 59 | \r | |
| 60 | <p class="foot"><a href="../00index_e.html">Return</a></p>\r | |
| 61 | </body>\r | |
| 62 | </html>\r |