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"-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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6 <link rel=
"up" title=
"FatFs" href=
"../00index_e.html">
7 <link rel=
"alternate" hreflang=
"ja" title=
"Japanese" href=
"../ja/utime.html">
8 <link rel=
"stylesheet" href=
"../css_e.css" type=
"text/css" media=
"screen" title=
"ELM Default">
9 <title>FatFs - f_utime
</title>
14 <div class=
"para func">
16 <p>The f_utime function changes the timestamp of a file or sub-directory.
</p>
19 const TCHAR*
<span class=
"arg">path
</span>,
<span class=
"c">/* [IN] Object name */
</span>
20 const FILINFO*
<span class=
"arg">fno
</span> <span class=
"c">/* [IN] Time and data to be set */
</span>
25 <div class=
"para arg">
29 <dd>Pointer to the null-terminated string that specifies an
<a href=
"filename.html">object
</a> to be changed.
</dd>
31 <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>
36 <div class=
"para ret">
37 <h4>Return Values
</h4>
39 <a href=
"rc.html#ok">FR_OK
</a>,
40 <a href=
"rc.html#de">FR_DISK_ERR
</a>,
41 <a href=
"rc.html#ie">FR_INT_ERR
</a>,
42 <a href=
"rc.html#nr">FR_NOT_READY
</a>,
43 <a href=
"rc.html#ok">FR_NO_FILE
</a>,
44 <a href=
"rc.html#np">FR_NO_PATH
</a>,
45 <a href=
"rc.html#in">FR_INVALID_NAME
</a>,
46 <a href=
"rc.html#wp">FR_WRITE_PROTECTED
</a>,
47 <a href=
"rc.html#id">FR_INVALID_DRIVE
</a>,
48 <a href=
"rc.html#ne">FR_NOT_ENABLED
</a>,
49 <a href=
"rc.html#ns">FR_NO_FILESYSTEM
</a>,
50 <a href=
"rc.html#tm">FR_TIMEOUT
</a>,
51 <a href=
"rc.html#nc">FR_NOT_ENOUGH_CORE
</a>
56 <div class=
"para desc">
58 <p>The
<tt>f_utime
</tt> function changes the timestamp of a file or sub-directory
</p>
62 <div class=
"para use">
65 FRESULT set_timestamp (
66 char *obj,
<span class=
"c">/* Pointer to the file name */
</span>
77 fno.fdate = (WORD)(((year -
1980) *
512U) | month *
32U | mday);
78 fno.ftime = (WORD)(hour *
2048U | min *
32U | sec /
2U);
80 return
<em>f_utime
</em>(obj,
&fno);
86 <div class=
"para comp">
88 <p>Available when
<tt><a href=
"config.html#fs_readonly">FF_FS_READONLY
</a> ==
0</tt> and
<tt><a href=
"config.html#use_chmod">FF_USE_CHMOD
</a> ==
1</tt>.
</p>
92 <div class=
"para ref">
94 <p><tt><a href=
"stat.html">f_stat
</a>,
<a href=
"sfileinfo.html">FILINFO
</a></tt></p>
97 <p class=
"foot"><a href=
"../00index_e.html">Return
</a></p>