/**
* @see File_Archive_Reader::rewind()
*/
function rewind($length = -1)
{
if ($length == -1) {
if (@gzseek($this->gzfile, 0) === -1) {
return parent::rewind($length);
} else {
$tmp = $this->filePos;
$this->filePos = 0;
return $tmp;
}
} else {
$length = min($length, $this->filePos);
if (@gzseek($this->gzfile, $this->filePos - $length) === -1) {
return parent::rewind($length);
} else {
$this->filePos -= $length;
return $length;
}
}
}
