index += 8;
        if ( msg.getCommand() == ServerMessageBlock.SMB_COM_READ_ANDX ) {
            /*
             * SmbComReadAndXResponse reads directly from the stream into separate byte[] b.
             */
            SmbComReadAndXResponse raxr = (SmbComReadAndXResponse) msg;
            int length = msg.getLength() - raxr.getDataLength();
            update(data, index, length - SmbConstants.SIGNATURE_OFFSET - 8);

             */

            if ( log.isTraceEnabled() ) {
                log.trace("read: fid=" + fd + ",off=" + off + ",len=" + len);
            }

            SmbComReadAndXResponse response = new SmbComReadAndXResponse(th.getConfig(), b, off);

            int type = this.file.getType();
            int r, n;
            int blockSize = ( type == SmbConstants.TYPE_FILESYSTEM ) ? this.readSizeFile : this.readSize;

        }
        long start = this.fp;

        try ( SmbFileHandleImpl fh = ensureOpen();
              SmbTreeHandleImpl th = fh.getTree() ) {

            int r, n;
            SmbComReadAndXResponse response = new SmbComReadAndXResponse(th.getConfig(), b, off);
            do {
                r = len > this.readSize ? this.readSize : len;

                if ( th.isSMB2() ) {

        // ensure file is open
        if( file.isOpen() == false ) {
            file.open( openFlags, 0, SmbFile.ATTR_NORMAL, options );
        }

        int r, n;
        SmbComReadAndXResponse response = new SmbComReadAndXResponse( b, off );
        do {
            r = len > readSize ? readSize : len;
            file.send( new SmbComReadAndX( file.fid, fp, r, null ), response );

                        (errorCode == 0 ||
                        errorCode == 0x80000005)) { // overflow indicator normal for pipe
                SmbComReadAndXResponse r = (SmbComReadAndXResponse)resp;
                int off = HEADER_LENGTH;
                                    /* WordCount thru dataOffset always 27 */
                readn( in, BUF, 4 + off, 27 ); off += 27;