| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162 | <!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/size.html"><link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default"><title>FatFs - f_size</title></head><body><div class="para func"><h2>f_size</h2><p>The f_size function gets the size of a file.</p><pre>FSIZE_t f_size (  FIL* <span class="arg">fp</span>   <span class="c">/* [IN] File object */</span>);</pre></div><div class="para arg"><h4>Parameters</h4><dl class="par"><dt>fp</dt><dd>Pointer to the open file object structure.</dd></dl></div><div class="para ret"><h4>Return Values</h4><p>Returns the size of the file in unit of byte.</p></div><div class="para desc"><h4>Description</h4><p>In this revision, the <tt>f_size</tt> function is implemented as a macro. It does not have any validation and mutual exclusion.</p><pre><span class="k">#define</span> f_size(fp) ((fp)->obj.objsize)</pre></div><div class="para comp"><h4>QuickInfo</h4><p>Always available.</p></div><div class="para ref"><h4>See Also</h4><p><tt><a href="open.html">f_open</a>, <a href="lseek.html">f_lseek</a>, <a href="sfile.html">FIL</a></tt></p></div><p class="foot"><a href="../00index_e.html">Return</a></p></body></html>
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