}

    public byte[] buf;
    public int start;
    public int index;
    public int length;
    public NdrBuffer deferred;

    public NdrBuffer(byte[] buf, int start) {
        this.buf = buf;
        this.start = index = start;
        length = 0;
        deferred = this;
    }

    public NdrBuffer derive(int idx) {
        NdrBuffer nb = new NdrBuffer(buf, start);
        nb.index = idx;

            bufferIndex = start + ownerUOffset;
            owner_user = new SID(buffer, bufferIndex);
            bufferIndex += 28; // ???
        }

        if (ownerGOffset > 0) {
            bufferIndex = start + ownerGOffset;
            owner_group = new SID(buffer, bufferIndex);
            bufferIndex += 28; // ???
        }

        bufferIndex = start + daclOffset;

        if (daclOffset != 0) {

        this.callingName = callingName;
    }
    int writeTrailerWireFormat( byte[] dst, int dstIndex ) {
        int start = dstIndex;
        dstIndex += calledName.writeWireFormat( dst, dstIndex );
        dstIndex += callingName.writeWireFormat( dst, dstIndex );
        return dstIndex - start;
    }
    int readTrailerWireFormat( InputStream in,
                            byte[] buffer,

    protected int writeParameterWordsWireFormat ( byte[] dst, int dstIndex ) {
        int start = dstIndex;
        SMBUtil.writeInt2(this.fileAttributes, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeUTime(this.lastWriteTime, dst, dstIndex);
        dstIndex += 4;
        // reserved
        dstIndex += 10;
        int len = dstIndex - start;
        return len;
    }


    @Override

            throws SmbAuthException {
        DfsReferralDataInternal res = null;
        DfsReferralDataInternal start = dr;
        DfsReferralDataInternal r = start;
        do {
            r = start.next();
            String refPath = dr.getPath() != null ? '\\' + dr.getPath() : "";
            String nextPath = refPath + ( path != null ? path.substring(r.getPathConsumed()) : "" );

        bufferIndex += 2;
        totalAvailableEntries = readInt2( buffer, bufferIndex );
        bufferIndex += 2;

        return bufferIndex - start;
    }
    int readDataWireFormat( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;
        ServerInfo1 e = null;

        results = new ServerInfo1[numEntries];
        for( int i = 0; i < numEntries; i++ ) {
            results[i] = e = new ServerInfo1();

        dst[dstIndex++] = (byte)0x00;
        writeInt4( capabilities, dst, dstIndex );
        dstIndex += 4;

        return dstIndex - start;
    }
    int writeBytesWireFormat( byte[] dst, int dstIndex ) {
        int start = dstIndex;

        if (blob != null) {
            System.arraycopy(blob, 0, dst, dstIndex, blob.length );
            dstIndex += blob.length;
        } else {

     * {@inheritDoc}
     *
     * @see jcifs.Decodable#decode(byte[], int, int)
     */
    @Override
    public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
        int start = bufferIndex;
        this.allocationSize = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;
        this.endOfFile = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

                dstIndex += 2;
            }
        }
        return dstIndex - start;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.Decodable#decode(byte[], int, int)
     */
    @Override
    public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
        int start = bufferIndex;
        int nciphers = SMBUtil.readInt2(buffer, bufferIndex);

        int start = dstIndex;

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(Trans2QueryPathInformation.mapInformationLevel(this.info.getFileInformationLevel()), dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(0, dst, dstIndex);
        dstIndex += 2;

        return dstIndex - start;
    }


    @Override