901      * @param int $len length of the uncompressed data
907     protected function makeCentralFileRecord($offset, $ts, $crc, $len, $clen, $name, $comp = null)  argument
909         if(is_null($comp)) $comp = $len != $clen;
929         $header .= pack('V', $len); // uncompressed size
948      * @param int $len length of the uncompressed data
954     protected function makeLocalFileHeader($ts, $crc, $len, $clen, $name, $comp = null)  argument
956         if(is_null($comp)) $comp = $len != $clen;
975         $header .= pack('V', $len); // uncompressed size
988      * @param int $len length of the uncompressed data
992     protected function makeCrcAndSize($crc, $len, $clen) {  argument
995         $header .= pack('V', $len); // uncompressed size