 class="para desc">
<h4>Description</h4>
<p>The <tt>f_readdir</tt> function reads a directory item, informations about the object, from the open directory. Items in the directory can be read by <tt>f_readdir</tt> function calls in order of the directory table. When all items in the directory have been read and no item to read any more, a null string in <tt>fno-&gt;fname[]</tt> will be returned without an error. If a null pointer is given to the <tt class="arg">fno</tt>, the read index of the directory obj