130      * @param   int     $length    Length.
134     public function read($length)  argument
136         if (0 > $length) {
140                 $length
144         return fread($this->getStream(), $length);
150      * @param   int     $length    Length.
153     public function readString($length)  argument
155         return $this->read($length);
181      * @param   int     $length    Length.
184     public function readInteger($length = 1)  argument
186         return (int) $this->read($length);
192      * @param   int     $length    Length.
195     public function readFloat($length = 1)  argument
197         return (float) $this->read($length);
248      * @param   int     $length    Length.
252     public function write($string, $length)  argument
254         if (0 > $length) {
258                 $length
262         return fwrite($this->getStream(), $string, $length);