if ( th.hasCapability(SmbConstants.CAP_LARGE_READX) ) {
            this.largeReadX = true;
            this.readSizeFile = Math.min(th.getConfig().getReceiveBufferSize() - 70, th.areSignaturesActive() ? 0xFFFF - 70 : 0xFFFFFF - 70);
            log.debug("Enabling LARGE_READX with " + this.readSizeFile);
        }
        else {
            log.debug("LARGE_READX disabled");
            this.readSizeFile = this.readSize;

    int maxCount, minCount, remaining;


    /**
     * 
     * @param config
     */
    public SmbComReadAndX ( Configuration config ) {
        super(config, SMB_COM_READ_ANDX);
        this.openTimeout = 0xFFFFFFFF;
    }


    /**
     * 
     * @param config
     * @param fid
     * @param offset
     * @param maxCount
     * @param andx
     */

            int _nodes = 6;
            int _nodei = _src.index;
            _src.advance(1 * _nodes);

            if ( this.node == null ) {
                if ( _nodes < 0 || _nodes > 0xFFFF )
                    throw new NdrException(NdrException.INVALID_CONFORMANCE);
                this.node = new byte[_nodes];
            }
            _src = _src.derive(_nodei);

            }

            // there seems to be a bug with some servers that causes corruption if using signatures + CAP_LARGE_WRITE
            if ( th.hasCapability(SmbConstants.CAP_LARGE_WRITEX) && !th.areSignaturesActive() ) {
                this.writeSize = Math.min(th.getConfig().getSendBufferSize() - 70, 0xFFFF - 70);
            }

                this.negotiatedFlags2 |= SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES;
            }
        }
        else {
            this.negotiatedFlags2 &= 0xFFFF ^ SmbConstants.FLAGS2_SECURITY_SIGNATURES;
            this.negotiatedFlags2 &= 0xFFFF ^ SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES;
        }

        if ( log.isDebugEnabled() ) {
            log.debug(

    static final int DEFAULT_MAX_MPX_COUNT = 10;
    static final int DEFAULT_RESPONSE_TIMEOUT = 30000;
    static final int DEFAULT_SO_TIMEOUT = 35000;
    static final int DEFAULT_RCV_BUF_SIZE = 0xFFFF;
    static final int DEFAULT_SND_BUF_SIZE = 0xFFFF;
    static final int DEFAULT_NOTIFY_BUF_SIZE = 1024;

    static final int DEFAULT_SSN_LIMIT = 250;
    static final int DEFAULT_CONN_TIMEOUT = 35000;

    static final int FLAGS_NONE = 0x00;

        this.call = ( pipe.getPipeType() & SmbPipeResource.PIPE_TYPE_CALL ) == SmbPipeResource.PIPE_TYPE_CALL;
        this.openFlags = ( pipe.getPipeType() & 0xFFFF00FF ) | SmbConstants.O_EXCL;
        this.access = ( pipe.getPipeType() & 7 ) | 0x20000;
        this.uncPath = this.pipe.getUncPath();
    }


    /**
     * {@inheritDoc}
     *

        int len = Encdec.dec_uint32le(buf, i);
        i += 12;
        if (len != 0) {
            len--;
            int size = len * 2;
            try {
                if (size < 0 || size > 0xFFFF) throw new NdrException( NdrException.INVALID_CONFORMANCE );
                val = new String(buf, i, size, "UTF-16LE");
                i += size + 2;
            } catch( UnsupportedEncodingException uee ) {
            }

        this.file = file;
        this.append = append;
        this.openFlags = openFlags;
        this.access = (openFlags >>> 16) & 0xFFFF;
        if( append ) {
            try {
                fp = file.length();
            } catch( SmbAuthException sae ) {
                throw sae;
            } catch( SmbException se ) {

        // CAP_LARGE_WRITE
        if ( th.hasCapability(SmbConstants.CAP_LARGE_WRITEX) && !th.areSignaturesActive() ) {
            this.writeSizeFile = Math.min(th.getConfig().getSendBufferSize() - 70, 0xFFFF - 70);
        }
        else {
            log.debug("No support or SMB signing is enabled, not enabling large writes");
            this.writeSizeFile = this.writeSize;
        }