if ( r.getByteCount() > 0 && pad > 0 && pad < 4 )
                    readn(this.in, buffer, 4 + off, pad);

                if ( r.getDataLength() > 0 ) {
                    readn(this.in, r.getData(), r.getOffset(), r.getDataLength()); /* read direct */
                }
            }
            else {
                readn(this.in, buffer, 4 + SMB1_HEADER_LENGTH, size - SMB1_HEADER_LENGTH);