| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><meta http-equiv="Content-Style-Type" content="text/css"><link rel="up" title="FatFs" href="../00index_e.html"><link rel="alternate" hreflang="ja" title="Japanese" href="../ja/utime.html"><link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default"><title>FatFs - f_utime</title></head><body><div class="para func"><h2>f_utime</h2><p>The f_utime function changes the timestamp of a file or sub-directory.</p><pre>FRESULT f_utime (  const TCHAR* <span class="arg">path</span>,  <span class="c">/* [IN] Object name */</span>  const FILINFO* <span class="arg">fno</span>  <span class="c">/* [IN] Time and data to be set */</span>);</pre></div><div class="para arg"><h4>Parameters</h4><dl class="par"><dt>path</dt><dd>Pointer to the null-terminated string that specifies an <a href="filename.html">object</a> to be changed.</dd><dt>fno</dt><dd>Pointer to the file information structure that has a timestamp to be set in member fdate and ftime. Do not care any other members.</dd></dl></div><div class="para ret"><h4>Return Values</h4><p><a href="rc.html#ok">FR_OK</a>,<a href="rc.html#de">FR_DISK_ERR</a>,<a href="rc.html#ie">FR_INT_ERR</a>,<a href="rc.html#nr">FR_NOT_READY</a>,<a href="rc.html#ok">FR_NO_FILE</a>,<a href="rc.html#np">FR_NO_PATH</a>,<a href="rc.html#in">FR_INVALID_NAME</a>,<a href="rc.html#wp">FR_WRITE_PROTECTED</a>,<a href="rc.html#id">FR_INVALID_DRIVE</a>,<a href="rc.html#ne">FR_NOT_ENABLED</a>,<a href="rc.html#ns">FR_NO_FILESYSTEM</a>,<a href="rc.html#tm">FR_TIMEOUT</a>,<a href="rc.html#nc">FR_NOT_ENOUGH_CORE</a></p></div><div class="para desc"><h4>Description</h4><p>The <tt>f_utime</tt> function changes the timestamp of a file or sub-directory</p></div><div class="para use"><h4>Example</h4><pre>FRESULT set_timestamp (    char *obj,     <span class="c">/* Pointer to the file name */</span>    int year,    int month,    int mday,    int hour,    int min,    int sec){    FILINFO fno;    fno.fdate = (WORD)(((year - 1980) * 512U) | month * 32U | mday);    fno.ftime = (WORD)(hour * 2048U | min * 32U | sec / 2U);    return f_utime(obj, &fno);}</pre></div><div class="para comp"><h4>QuickInfo</h4><p>Available when <tt>_FS_READONLY == 0</tt> and <tt>_USE_CHMOD == 1</tt>.</p></div><div class="para ref"><h4>See Also</h4><p><tt><a href="stat.html">f_stat</a>, <a href="sfileinfo.html">FILINFO</a></tt></p></div><p class="foot"><a href="../00index_e.html">Return</a></p></body></html>
 |