📄 readdir.html
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<title>FatFs - f_readdir</title>
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<body>
<div class="para">
<h2>f_readdir</h2>
<p>僨傿儗僋僩儕崁栚傪撉傒弌偟傑偡</p>
<pre>
FRESULT f_readdir (
DIR* <em>DirObject</em>, /* 僨傿儗僋僩儕丒僽僕僃僋僩峔憿懱傊偺億僀儞僞 */
FILINFO* <em>FileInfo</em> /* 僼傽僀儖忣曬峔憿懱傊偺億僀儞僞 */
);
</pre>
</div>
<div class="para">
<h4>堷悢</h4>
<dl class="par">
<dt>DirObject</dt>
<dd>僨傿儗僋僩儕丒僆僽僕僃僋僩峔憿懱傊偺億僀儞僞傪巜掕偟傑偡丅</dd>
<dt>FileInfo</dt>
<dd>撉傒弌偟偨僨傿儗僋僩儕崁栚傪奿擺偡傞僼傽僀儖忣曬峔憿懱傊偺億僀儞僞傪巜掕偟傑偡丅</dd>
</dl>
</div>
<div class="para">
<h4>栠傝抣</h4>
<dl class="ret">
<dt>FR_OK (0)</dt>
<dd>惓忢廔椆丅</dd>
<dt>FR_NOT_READY</dt>
<dd>儊僨傿傾偑僙僢僩偝傟偰偄側偄側偳丄僨傿僗僋丒僪儔僀僽偑摦嶌晄擻忬懺丅</dd>
<dt>FR_DISK_ERR</dt>
<dd>僨傿僗僋丒僄儔乕偵傛傞幐攕丅</dd>
<dt>FR_INT_ERR</dt>
<dd>晄惓側FAT峔憿傑偨偼撪晹僄儔乕偵傛傞幐攕丅</dd>
<dt>FR_INVALID_OBJECT</dt>
<dd>柍岠側僨傿儗僋僩儕丒僆僽僕僃僋僩丅</dd>
</dl>
</div>
<div class="para">
<h4>夝愢</h4>
<p>僨傿儗僋僩儕崁栚傪弴師撉傒弌偟傑偡丅偙偺娭悢傪孞傝曉偟幚峴偡傞偙偲偵傛傝僨傿儗僋僩儕偺慡偰偺崁栚傪撉傒弌偡偙偲偑偱偒傑偡丅慡偰偺崁栚傪撉傒弌偟丄撉傒弌偡崁栚偑傕偆柍偄偲偒偼丄<tt>f_name[]</tt>儊儞僶偵僰儖暥帤楍偑曉偝傟傑偡丅摼傜傟傞僼傽僀儖忣曬偺徻嵶偵偮偄偰偼 <tt>FILINFO</tt>峔憿懱傪嶲徠偟偰偔偩偝偄丅FileInfo偵僰儖丒億僀儞僞傪巜掕偡傞偲丄偦偺僨傿儗僋僩儕偺儕乕僪丒僀儞僨僢僋僗傪姫偒栠偟傑偡丅</p>
<p>LFN婡擻偑桳岠側帪偼丄f_readdir娭悢偺屇傃弌偟偵愭棫偭偰FILINFO峔憿懱偺<tt>lfname</tt>偲<tt>lfsize</tt>偑桳岠側抣偱弶婜壔偝傟偰偄側偗傟偽側傝傑偣傫丅<tt>lfname</tt>偼LFN傪奿擺偡傞僶僢僼傽偱丄<tt>lfsize</tt>偼偦偺僶僢僼傽丒僒僀僘偱偡丅LFN奿擺僶僢僼傽傑偨偼LFN憖嶌僶僢僼傽偳偪傜偐偺僒僀僘偑偦偺LFN偺僒僀僘偵懳偟偰晄廫暘偩偭偨応崌丄傑偨偼LFN偑懚嵼偟側偄応崌偼LFN奿擺僶僢僼傽偵僰儖暥帤楍偑曉偝傟傑偡丅<tt>lfname</tt>偵僰儖丒億僀儞僞傪巜掕偟偨応崌偼丄LFN偵娭偟偰壗傕曉偝傟傑偣傫丅</p>
<p><tt>_FS_MINIMIZE >= 2</tt>偱偼偙偺娭悢偼僒億乕僩偝傟傑偣傫丅</p>
</div>
<div class="para">
<h4>巊梡椺</h4>
<pre>
FRESULT scan_files (char* path)
{
FRESULT res;
FILINFO fno;
DIR dir;
int i;
char *fn;
#if _USE_LFN
static char lfn[_MAX_LFN * (_DF1S ? 2 : 1) + 1];
fno.lfname = lfn;
fno.lfsize = sizeof(lfn);
#endif
res = f_opendir(&dir, path);
if (res == FR_OK) {
i = strlen(path);
for (;;) {
res = f_readdir(&dir, &fno);
if (res != FR_OK || fno.fname[0] == 0) break;
#if _USE_LFN
fn = *fno.lfname ? fno.lfname : fno.fname;
#else
fn = fno.fname;
#endif
if (fno.fattrib & AM_DIR) {
sprintf(&path[i], "/%s", fn);
res = scan_files(path);
if (res != FR_OK) break;
path[i] = 0;
} else {
printf("%s/%s\n", path, fn);
}
}
}
return res;
}
</pre>
</div>
<div class="para">
<h4>嶲徠</h4>
<p><tt><a href="opendir.html">f_opendir</a>, <a href="stat.html">f_stat</a>, <a href="sfileinfo.html">FILINFO</a>, <a href="sdir.html">DIR</a></tt></p>
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<p class="foot"><a href="../00index_j.html">栠傞</a></p>
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