131      * @param   int     $length    Length.
135     public function read($length)  argument
137         if (0 > $length) {
141                 $length
145         return fread($this->getStream(), $length);
151      * @param   int     $length    Length.
154     public function readString($length)  argument
156         return $this->read($length);
182      * @param   int     $length    Length.
185     public function readInteger($length = 1)  argument
187         return (int) $this->read($length);
193      * @param   int     $length    Length.
196     public function readFloat($length = 1)  argument
198         return (float) $this->read($length);
249      * @param   int     $length    Length.
253     public function write($string, $length)  argument
255         if (0 > $length) {
259                 $length
263         return fwrite($this->getStream(), $string, $length);