DES_MOBILE::decrypt PHP Метод

    public function decrypt($string)
    {
        $ivArray = array(0x12, 0x34, 0x56, 0x78, 0x90, 0xab, 0xcd, 0xef);
        $iv = null;
        foreach ($ivArray as $element) {
            $iv .= CHR($element);
        }
        $string = base64_decode($string);
        $result = mcrypt_decrypt(MCRYPT_DES, $this->key, $string, MCRYPT_MODE_CBC, $iv);
        $result = $this->pkcs5Unpad($result);
        return $result;
    }