(byte)20, (byte)12, (byte) 4, (byte)27, (byte)19, (byte)11, (byte)3
    };
    private static int[] totrot = {
        1, 2, 4, 6, 8, 10, 12, 14, 15, 17, 19, 21, 23, 25, 27, 28
    };

    private static byte[] pc2 = {
        (byte)13, (byte)16, (byte)10, (byte)23, (byte) 0, (byte) 4,
        (byte) 2, (byte)27, (byte)14, (byte) 5, (byte)20, (byte) 9,

                SmbComReadAndXResponse r = (SmbComReadAndXResponse)resp;
                int off = HEADER_LENGTH;
                                    /* WordCount thru dataOffset always 27 */
                readn( in, BUF, 4 + off, 27 ); off += 27;
                resp.decode( BUF, 4 );
                                              /* EMC can send pad w/o data */
                int pad = r.dataOffset - off;

                SmbComReadAndXResponse r = (SmbComReadAndXResponse) resp;
                int off = SMB1_HEADER_LENGTH;
                /* WordCount thru dataOffset always 27 */
                readn(this.in, buffer, 4 + off, 27);
                off += 27;
                resp.decode(buffer, 4);
                /* EMC can send pad w/o data */
                int pad = r.getDataOffset() - off;